X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4e9be62bb3fcf09ce38d94dd2ce41981fd0fd30d..14722c43c30918cd8fbba956b50ac3426d2fe339:/src/gtk/window.cpp diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp index a15a745cfe..613f33abf5 100644 --- a/src/gtk/window.cpp +++ b/src/gtk/window.cpp @@ -1,6 +1,6 @@ ///////////////////////////////////////////////////////////////////////////// // Name: src/gtk/window.cpp -// Purpose: +// Purpose: wxWindowGTK implementation // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling, Julian Smart @@ -17,69 +17,49 @@ #include "wx/window.h" #ifndef WX_PRECOMP - #include "wx/intl.h" #include "wx/log.h" #include "wx/app.h" - #include "wx/utils.h" - #include "wx/frame.h" + #include "wx/toplevel.h" #include "wx/dcclient.h" #include "wx/menu.h" - #include "wx/dialog.h" #include "wx/settings.h" #include "wx/msgdlg.h" - #include "wx/textctrl.h" - #include "wx/toolbar.h" - #include "wx/combobox.h" - #include "wx/layout.h" - #include "wx/statusbr.h" #include "wx/math.h" #endif -#include "wx/module.h" - -#if wxUSE_DRAG_AND_DROP - #include "wx/dnd.h" -#endif - -#if wxUSE_TOOLTIPS - #include "wx/tooltip.h" -#endif - -#if wxUSE_CARET - #include "wx/caret.h" -#endif // wxUSE_CARET - +#include "wx/dnd.h" +#include "wx/tooltip.h" +#include "wx/caret.h" #include "wx/fontutil.h" - -#ifdef __WXDEBUG__ - #include "wx/thread.h" +#include "wx/sysopt.h" +#ifdef __WXGTK3__ + #include "wx/gtk/dc.h" #endif #include -// FIXME: Due to a hack we use GtkCombo in here, which is deprecated since gtk2.3.0 -#include -#if defined(GTK_DISABLE_DEPRECATED) && GTK_CHECK_VERSION(2,3,0) -#undef GTK_DISABLE_DEPRECATED -#endif - -#include "wx/gtk/private.h" -#include -#include -#include - #include -#include - -#include "wx/gtk/win_gtk.h" +#include "wx/gtk/private.h" +#include "wx/gtk/private/gtk2-compat.h" +#include "wx/gtk/private/event.h" +#include "wx/gtk/private/win_gtk.h" +using namespace wxGTKImpl; -#include +#ifdef GDK_WINDOWING_X11 +#include +#include "wx/x11/private/wrapxkb.h" +#else +typedef guint KeySym; +#endif -#ifdef HAVE_XIM - #undef HAVE_XIM +#include +#ifdef __WXGTK3__ +#include #endif -extern GtkContainerClass *pizza_parent_class; +// gdk_window_set_composited() is only supported since 2.12 +#define wxGTK_VERSION_REQUIRED_FOR_COMPOSITING 2,12,0 +#define wxGTK_HAS_COMPOSITING_SUPPORT GTK_CHECK_VERSION(2,12,0) //----------------------------------------------------------------------------- // documentation on internals @@ -141,19 +121,19 @@ extern GtkContainerClass *pizza_parent_class; can find in m_widget (defined in wxWindow) When the class has a client area for drawing into and for containing children - it has to handle the client area widget (of the type GtkPizza, defined in - win_gtk.c), but there could be any number of widgets, handled by a class + it has to handle the client area widget (of the type wxPizza, defined in + win_gtk.cpp), but there could be any number of widgets, handled by a class. The common rule for all windows is only, that the widget that interacts with the rest of GTK must be referenced in m_widget and all other widgets must be children of this widget on the GTK level. The top-most widget, which also represents the client area, must be in the m_wxwindow field and must be of - the type GtkPizza. + the type wxPizza. As I said, the window classes that display a GTK native widget only have one widget, so in the case of e.g. the wxButton class m_widget holds a pointer to a GtkButton widget. But windows with client areas (for drawing and children) have a m_widget field that is a pointer to a GtkScrolled- - Window and a m_wxwindow field that is pointer to a GtkPizza and this + Window and a m_wxwindow field that is pointer to a wxPizza and this one is (in the GTK sense) a child of the GtkScrolledWindow. If the m_wxwindow field is set, then all input to this widget is inter- @@ -167,10 +147,10 @@ extern GtkContainerClass *pizza_parent_class; clicking on a scrollbar belonging to scrolled window will inevitably move the window. In wxWidgets, the scrollbar will only emit an event, send this to (normally) a wxScrolledWindow and that class will call ScrollWindow() - which actually moves the window and its sub-windows. Note that GtkPizza + which actually moves the window and its sub-windows. Note that wxPizza memorizes how much it has been scrolled but that wxWidgets forgets this so that the two coordinates systems have to be kept in synch. This is done - in various places using the pizza->xoffset and pizza->yoffset values. + in various places using the pizza->m_scroll_x and pizza->m_scroll_y values. III) @@ -201,350 +181,196 @@ extern GtkContainerClass *pizza_parent_class; Cursors, too, have been a constant source of pleasure. The main difficulty is that a GdkWindow inherits a cursor if the programmer sets a new cursor - for the parent. To prevent this from doing too much harm, I use idle time - to set the cursor over and over again, starting from the toplevel windows - and ending with the youngest generation (speaking of parent and child windows). + for the parent. To prevent this from doing too much harm, SetCursor calls + GTKUpdateCursor, which will recursively re-set the cursors of all child windows. Also don't forget that cursors (like much else) are connected to GdkWindows, not GtkWidgets and that the "window" field of a GtkWidget might very well point to the GdkWindow of the parent widget (-> "window-less widget") and that the two obviously have very different meanings. - */ //----------------------------------------------------------------------------- // data //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; -extern bool g_blockEventsOnScroll; +// Don't allow event propagation during drag +bool g_blockEventsOnDrag; +// Don't allow mouse event propagation during scroll +bool g_blockEventsOnScroll; extern wxCursor g_globalCursor; -static GdkGC *g_eraseGC = NULL; - // mouse capture state: the window which has it and if the mouse is currently // inside it -static wxWindowGTK *g_captureWindow = (wxWindowGTK*) NULL; +static wxWindowGTK *g_captureWindow = NULL; static bool g_captureWindowHasMouse = false; -wxWindowGTK *g_focusWindow = (wxWindowGTK*) NULL; - -// the last window which had the focus - this is normally never NULL (except -// if we never had focus at all) as even when g_focusWindow is NULL it still -// keeps its previous value -wxWindowGTK *g_focusWindowLast = (wxWindowGTK*) NULL; +// The window that currently has focus: +static wxWindowGTK *gs_currentFocus = NULL; +// The window that is scheduled to get focus in the next event loop iteration +// or NULL if there's no pending focus change: +static wxWindowGTK *gs_pendingFocus = NULL; -// If a window get the focus set but has not been realized -// yet, defer setting the focus to idle time. -wxWindowGTK *g_delayedFocus = (wxWindowGTK*) NULL; +// the window that has deferred focus-out event pending, if any (see +// GTKAddDeferredFocusOut() for details) +static wxWindowGTK *gs_deferredFocusOut = NULL; -extern bool g_mainThreadLocked; +// global variables because GTK+ DnD want to have the +// mouse event that caused it +GdkEvent *g_lastMouseEvent = NULL; +int g_lastButtonNumber = 0; //----------------------------------------------------------------------------- // debug //----------------------------------------------------------------------------- -#ifdef __WXDEBUG__ - -#if wxUSE_THREADS -# define DEBUG_MAIN_THREAD if (wxThread::IsMain() && g_mainThreadLocked) printf("gui reentrance"); -#else -# define DEBUG_MAIN_THREAD -#endif -#else -#define DEBUG_MAIN_THREAD -#endif // Debug - // the trace mask used for the focus debugging messages -#define TRACE_FOCUS _T("focus") +#define TRACE_FOCUS wxT("focus") //----------------------------------------------------------------------------- -// missing gdk functions +// "expose_event"/"draw" from m_wxwindow //----------------------------------------------------------------------------- -void -gdk_window_warp_pointer (GdkWindow *window, - gint x, - gint y) +extern "C" { +#ifdef __WXGTK3__ +static gboolean draw(GtkWidget*, cairo_t* cr, wxWindow* win) { - if (!window) - window = gdk_get_default_root_window(); + if (gtk_cairo_should_draw_window(cr, win->GTKGetDrawingWindow())) + win->GTKSendPaintEvents(cr); - if (!GDK_WINDOW_DESTROYED(window)) - { - XWarpPointer (GDK_WINDOW_XDISPLAY(window), - None, /* not source window -> move from anywhere */ - GDK_WINDOW_XID(window), /* dest window */ - 0, 0, 0, 0, /* not source window -> move from anywhere */ - x, y ); - } + return false; } - -//----------------------------------------------------------------------------- -// local code (see below) -//----------------------------------------------------------------------------- - -// returns the child of win which currently has focus or NULL if not found -// -// Note: can't be static, needed by textctrl.cpp. -wxWindow *wxFindFocusedChild(wxWindowGTK *win) +#else // !__WXGTK3__ +static gboolean expose_event(GtkWidget*, GdkEventExpose* gdk_event, wxWindow* win) { - wxWindow *winFocus = wxWindowGTK::FindFocus(); - if ( !winFocus ) - return (wxWindow *)NULL; - - if ( winFocus == win ) - return (wxWindow *)win; - - for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *child = wxFindFocusedChild(node->GetData()); - if ( child ) - return child; - } + if (gdk_event->window == win->GTKGetDrawingWindow()) + win->GTKSendPaintEvents(gdk_event->region); - return (wxWindow *)NULL; + return false; } - -static void GetScrollbarWidth(GtkWidget* widget, int& w, int& h) -{ - GtkScrolledWindow* scroll_window = GTK_SCROLLED_WINDOW(widget); - GtkScrolledWindowClass* scroll_class = GTK_SCROLLED_WINDOW_CLASS(GTK_OBJECT_GET_CLASS(scroll_window)); - GtkRequisition scroll_req; - - w = 0; - if (scroll_window->vscrollbar_visible) - { - scroll_req.width = 2; - scroll_req.height = 2; - (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->vscrollbar) )->size_request ) - (scroll_window->vscrollbar, &scroll_req ); - w = scroll_req.width + - scroll_class->scrollbar_spacing; - } - - h = 0; - if (scroll_window->hscrollbar_visible) - { - scroll_req.width = 2; - scroll_req.height = 2; - (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->hscrollbar) )->size_request ) - (scroll_window->hscrollbar, &scroll_req ); - h = scroll_req.height + - scroll_class->scrollbar_spacing; - } +#endif // !__WXGTK3__ } -static void draw_frame( GtkWidget *widget, wxWindowGTK *win ) -{ - // wxUniversal widgets draw the borders and scrollbars themselves #ifndef __WXUNIVERSAL__ - if (!win->m_hasVMT) - return; - - int dw = 0; - int dh = 0; - - if (win->m_hasScrolling) - { - GetScrollbarWidth(widget, dw, dh); - } - - int dx = 0; - int dy = 0; - if (GTK_WIDGET_NO_WINDOW (widget)) - { - dx += widget->allocation.x; - dy += widget->allocation.y; - } - - if (win->HasFlag(wxRAISED_BORDER)) - { - gtk_paint_shadow (widget->style, - widget->window, - GTK_STATE_NORMAL, - GTK_SHADOW_OUT, - NULL, NULL, NULL, // FIXME: No clipping? - dx, dy, - widget->allocation.width-dw, widget->allocation.height-dh ); - return; - } - - if (win->HasFlag(wxSUNKEN_BORDER)) - { - gtk_paint_shadow (widget->style, - widget->window, - GTK_STATE_NORMAL, - GTK_SHADOW_IN, - NULL, NULL, NULL, // FIXME: No clipping? - dx, dy, - widget->allocation.width-dw, widget->allocation.height-dh ); - return; - } - - if (win->HasFlag(wxSIMPLE_BORDER)) - { - GdkGC *gc; - gc = gdk_gc_new( widget->window ); - gdk_gc_set_foreground( gc, &widget->style->black ); - gdk_draw_rectangle( widget->window, gc, FALSE, - dx, dy, - widget->allocation.width-dw-1, widget->allocation.height-dh-1 ); - g_object_unref (gc); - return; - } -#endif // __WXUNIVERSAL__ -} - //----------------------------------------------------------------------------- -// "expose_event" of m_widget +// "expose_event"/"draw" from m_wxwindow->parent, for drawing border //----------------------------------------------------------------------------- extern "C" { static gboolean -gtk_window_own_expose_callback( GtkWidget *widget, - GdkEventExpose *gdk_event, - wxWindowGTK *win ) +#ifdef __WXGTK3__ +draw_border(GtkWidget*, cairo_t* cr, wxWindow* win) +#else +draw_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win) +#endif { - if (gdk_event->count > 0) return FALSE; - - draw_frame( widget, win ); - - (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event); - - return TRUE; -} -} - -//----------------------------------------------------------------------------- -// "size_request" of m_widget -//----------------------------------------------------------------------------- +#ifdef __WXGTK3__ + if (!gtk_cairo_should_draw_window(cr, gtk_widget_get_parent_window(win->m_wxwindow))) +#else + if (gdk_event->window != gtk_widget_get_parent_window(win->m_wxwindow)) +#endif + return false; -// make it extern because wxStaticText needs to disconnect this one -extern "C" { -void wxgtk_window_size_request_callback(GtkWidget *widget, - GtkRequisition *requisition, - wxWindow *win) -{ - int w, h; - win->GetSize( &w, &h ); - if (w < 2) - w = 2; - if (h < 2) - h = 2; + if (!win->IsShown()) + return false; - requisition->height = h; - requisition->width = w; -} -} + GtkAllocation alloc; + gtk_widget_get_allocation(win->m_wxwindow, &alloc); + const int x = alloc.x; + const int y = alloc.y; + const int w = alloc.width; + const int h = alloc.height; -extern "C" { -static -void wxgtk_combo_size_request_callback(GtkWidget *widget, - GtkRequisition *requisition, - wxComboBox *win) -{ - // This callback is actually hooked into the text entry - // of the combo box, not the GtkHBox. + if (w <= 0 || h <= 0) + return false; - int w, h; - win->GetSize( &w, &h ); - if (w < 2) - w = 2; - if (h < 2) - h = 2; + if (win->HasFlag(wxBORDER_SIMPLE)) + { +#ifdef __WXGTK3__ + GtkStyleContext* sc = gtk_widget_get_style_context(win->m_wxwindow); + GdkRGBA c; + gtk_style_context_get_border_color(sc, GTK_STATE_FLAG_NORMAL, &c); + gdk_cairo_set_source_rgba(cr, &c); + cairo_set_line_width(cr, 1); + cairo_rectangle(cr, x + 0.5, y + 0.5, w - 1, h - 1); + cairo_stroke(cr); +#else + gdk_draw_rectangle(gdk_event->window, + gtk_widget_get_style(widget)->black_gc, false, x, y, w - 1, h - 1); +#endif + } + else if (win->HasFlag(wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME)) + { +#ifdef __WXGTK3__ + //TODO: wxBORDER_RAISED/wxBORDER_SUNKEN + GtkStyleContext* sc; + if (win->HasFlag(wxHSCROLL | wxVSCROLL)) + sc = gtk_widget_get_style_context(wxGTKPrivate::GetTreeWidget()); + else + sc = gtk_widget_get_style_context(wxGTKPrivate::GetEntryWidget()); - GtkCombo *gcombo = GTK_COMBO(win->m_widget); + gtk_render_frame(sc, cr, x, y, w, h); +#else // !__WXGTK3__ + GtkShadowType shadow = GTK_SHADOW_IN; + if (win->HasFlag(wxBORDER_RAISED)) + shadow = GTK_SHADOW_OUT; - GtkRequisition entry_req; - entry_req.width = 2; - entry_req.height = 2; - (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(gcombo->button) )->size_request ) - (gcombo->button, &entry_req ); + GtkStyle* style; + const char* detail; + if (win->HasFlag(wxHSCROLL | wxVSCROLL)) + { + style = gtk_widget_get_style(wxGTKPrivate::GetTreeWidget()); + detail = "viewport"; + } + else + { + style = gtk_widget_get_style(wxGTKPrivate::GetEntryWidget()); + detail = "entry"; + } - requisition->width = w - entry_req.width; - requisition->height = entry_req.height; + // clip rect is required to avoid painting background + // over upper left (w,h) of parent window + GdkRectangle clipRect = { x, y, w, h }; + gtk_paint_shadow( + style, gdk_event->window, GTK_STATE_NORMAL, + shadow, &clipRect, widget, detail, x, y, w, h); +#endif // !__WXGTK3__ + } + return false; } } //----------------------------------------------------------------------------- -// "expose_event" of m_wxwindow +// "parent_set" from m_wxwindow //----------------------------------------------------------------------------- extern "C" { -static gboolean -gtk_window_expose_callback( GtkWidget *widget, - GdkEventExpose *gdk_event, - wxWindow *win ) +static void +parent_set(GtkWidget* widget, GtkWidget* old_parent, wxWindow* win) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - - // This callback gets called in drawing-idle time under - // GTK 2.0, so we don't need to defer anything to idle - // time anymore. - - GtkPizza *pizza = GTK_PIZZA( widget ); - if (gdk_event->window != pizza->bin_window) return FALSE; - -#if 0 - if (win->GetName()) + if (old_parent) { - wxPrintf( wxT("OnExpose from ") ); - if (win->GetClassInfo() && win->GetClassInfo()->GetClassName()) - wxPrintf( win->GetClassInfo()->GetClassName() ); - wxPrintf( wxT(" %d %d %d %d\n"), (int)gdk_event->area.x, - (int)gdk_event->area.y, - (int)gdk_event->area.width, - (int)gdk_event->area.height ); + g_signal_handlers_disconnect_by_func( + old_parent, (void*)draw_border, win); } - - gtk_paint_box - ( - win->m_wxwindow->style, - pizza->bin_window, - GTK_STATE_NORMAL, - GTK_SHADOW_OUT, - (GdkRectangle*) NULL, - win->m_wxwindow, - (char *)"button", // const_cast - 20,20,24,24 - ); + GtkWidget* parent = gtk_widget_get_parent(widget); + if (parent) + { +#ifdef __WXGTK3__ + g_signal_connect_after(parent, "draw", G_CALLBACK(draw_border), win); +#else + g_signal_connect_after(parent, "expose_event", G_CALLBACK(draw_border), win); #endif - - win->GetUpdateRegion() = wxRegion( gdk_event->region ); - - win->GtkSendPaintEvents(); - - - // Let parent window draw window-less widgets - (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event); - - return FALSE; + } } } +#endif // !__WXUNIVERSAL__ //----------------------------------------------------------------------------- // "key_press_event" from any window //----------------------------------------------------------------------------- -// These are used when transforming Ctrl-alpha to ascii values 1-26 -inline bool wxIsLowerChar(int code) -{ - return (code >= 'a' && code <= 'z' ); -} - -inline bool wxIsUpperChar(int code) -{ - return (code >= 'A' && code <= 'Z' ); -} - - // set WXTRACE to this to see the key event codes on the console -#define TRACE_KEYS _T("keyevent") +#define TRACE_KEYS wxT("keyevent") // translates an X key symbol to WXK_XXX value // @@ -695,11 +521,11 @@ static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar) case GDK_KP_7: case GDK_KP_8: case GDK_KP_9: - key_code = (isChar ? '0' : WXK_NUMPAD0) + keysym - GDK_KP_0; + key_code = (isChar ? '0' : int(WXK_NUMPAD0)) + keysym - GDK_KP_0; break; case GDK_KP_Space: - key_code = isChar ? ' ' : WXK_NUMPAD_SPACE; + key_code = isChar ? ' ' : int(WXK_NUMPAD_SPACE); break; case GDK_KP_Tab: @@ -771,32 +597,32 @@ static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar) break; case GDK_KP_Equal: - key_code = isChar ? '=' : WXK_NUMPAD_EQUAL; + key_code = isChar ? '=' : int(WXK_NUMPAD_EQUAL); break; case GDK_KP_Multiply: - key_code = isChar ? '*' : WXK_NUMPAD_MULTIPLY; + key_code = isChar ? '*' : int(WXK_NUMPAD_MULTIPLY); break; case GDK_KP_Add: - key_code = isChar ? '+' : WXK_NUMPAD_ADD; + key_code = isChar ? '+' : int(WXK_NUMPAD_ADD); break; case GDK_KP_Separator: // FIXME: what is this? - key_code = isChar ? '.' : WXK_NUMPAD_SEPARATOR; + key_code = isChar ? '.' : int(WXK_NUMPAD_SEPARATOR); break; case GDK_KP_Subtract: - key_code = isChar ? '-' : WXK_NUMPAD_SUBTRACT; + key_code = isChar ? '-' : int(WXK_NUMPAD_SUBTRACT); break; case GDK_KP_Decimal: - key_code = isChar ? '.' : WXK_NUMPAD_DECIMAL; + key_code = isChar ? '.' : int(WXK_NUMPAD_DECIMAL); break; case GDK_KP_Divide: - key_code = isChar ? '/' : WXK_NUMPAD_DIVIDE; + key_code = isChar ? '/' : int(WXK_NUMPAD_DIVIDE); break; @@ -832,28 +658,69 @@ static void wxFillOtherKeyEventFields(wxKeyEvent& event, wxWindowGTK *win, GdkEventKey *gdk_event) { - int x = 0; - int y = 0; - GdkModifierType state; - if (gdk_event->window) - gdk_window_get_pointer(gdk_event->window, &x, &y, &state); - event.SetTimestamp( gdk_event->time ); event.SetId(win->GetId()); + event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0; event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0; event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0; - event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK) != 0; - event.m_scanCode = gdk_event->keyval; + event.m_metaDown = (gdk_event->state & GDK_META_MASK) != 0; + + // At least with current Linux systems, MOD5 corresponds to AltGr key and + // we represent it, for consistency with Windows, which really allows to + // use Ctrl+Alt as a replacement for AltGr if this key is not present, as a + // combination of these two modifiers. + if ( gdk_event->state & GDK_MOD5_MASK ) + { + event.m_controlDown = + event.m_altDown = true; + } + + // Normally we take the state of modifiers directly from the low level GDK + // event but unfortunately GDK uses a different convention from MSW for the + // key events corresponding to the modifier keys themselves: in it, when + // e.g. Shift key is pressed, GDK_SHIFT_MASK is not set while it is set + // when Shift is released. Under MSW the situation is exactly reversed and + // the modifier corresponding to the key is set when it is pressed and + // unset when it is released. To ensure consistent behaviour between + // platforms (and because it seems to make slightly more sense, although + // arguably both behaviours are reasonable) we follow MSW here. + // + // Final notice: we set the flags to the desired value instead of just + // inverting them because they are not set correctly (i.e. in the same way + // as for the real events generated by the user) for wxUIActionSimulator- + // produced events and it seems better to keep that class code the same + // among all platforms and fix the discrepancy here instead of adding + // wxGTK-specific code to wxUIActionSimulator. + const bool isPress = gdk_event->type == GDK_KEY_PRESS; + switch ( gdk_event->keyval ) + { + case GDK_Shift_L: + case GDK_Shift_R: + event.m_shiftDown = isPress; + break; + + case GDK_Control_L: + case GDK_Control_R: + event.m_controlDown = isPress; + break; + + case GDK_Alt_L: + case GDK_Alt_R: + event.m_altDown = isPress; + break; + + case GDK_Meta_L: + case GDK_Meta_R: + case GDK_Super_L: + case GDK_Super_R: + event.m_metaDown = isPress; + break; + } + event.m_rawCode = (wxUint32) gdk_event->keyval; - event.m_rawFlags = 0; -#if wxUSE_UNICODE - event.m_uniChar = gdk_keyval_to_unicode(gdk_event->keyval); -#endif - wxGetMousePosition( &x, &y ); - win->ScreenToClient( &x, &y ); - event.m_x = x; - event.m_y = y; + event.m_rawFlags = gdk_event->hardware_keycode; + event.SetEventObject( win ); } @@ -876,9 +743,9 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event, KeySym keysym = gdk_event->keyval; - wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %ld"), - event.GetEventType() == wxEVT_KEY_UP ? _T("release") - : _T("press"), + wxLogTrace(TRACE_KEYS, wxT("Key %s event: keysym = %ld"), + event.GetEventType() == wxEVT_KEY_UP ? wxT("release") + : wxT("press"), keysym); long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */); @@ -896,6 +763,7 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event, keysym = (KeySym)gdk_event->string[0]; } +#ifdef GDK_WINDOWING_X11 // we want to always get the same key code when the same key is // pressed regardless of the state of the modifiers, i.e. on a // standard US keyboard pressing '5' or '%' ('5' key with @@ -907,13 +775,20 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event, Display *dpy = (Display *)wxGetDisplay(); KeyCode keycode = XKeysymToKeycode(dpy, keysym); - wxLogTrace(TRACE_KEYS, _T("\t-> keycode %d"), keycode); + wxLogTrace(TRACE_KEYS, wxT("\t-> keycode %d"), keycode); +#ifdef HAVE_X11_XKBLIB_H + KeySym keysymNormalized = XkbKeycodeToKeysym(dpy, keycode, 0, 0); +#else KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0); +#endif // use the normalized, i.e. lower register, keysym if we've // got one key_code = keysymNormalized ? keysymNormalized : keysym; +#else + key_code = keysym; +#endif // as explained above, we want to have lower register key codes // normally but for the letter keys we want to have the upper ones @@ -946,22 +821,27 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event, } } - wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %ld"), key_code); + wxLogTrace(TRACE_KEYS, wxT("\t-> wxKeyCode %ld"), key_code); // sending unknown key events doesn't really make sense if ( !key_code ) return false; - // now fill all the other fields - wxFillOtherKeyEventFields(event, win, gdk_event); - event.m_keyCode = key_code; + #if wxUSE_UNICODE - if ( gdk_event->type == GDK_KEY_PRESS || gdk_event->type == GDK_KEY_RELEASE ) + event.m_uniChar = gdk_keyval_to_unicode(key_code ? key_code : keysym); + if ( !event.m_uniChar && event.m_keyCode <= WXK_DELETE ) { - event.m_uniChar = key_code; + // Set Unicode key code to the ASCII equivalent for compatibility. E.g. + // let RETURN generate the key event with both key and Unicode key + // codes of 13. + event.m_uniChar = event.m_keyCode; } -#endif +#endif // wxUSE_UNICODE + + // now fill all the other fields + wxFillOtherKeyEventFields(event, win, gdk_event); return true; } @@ -983,22 +863,88 @@ struct wxGtkIMData } }; +namespace +{ + +// Send wxEVT_CHAR_HOOK event to the parent of the window and return true only +// if it was processed (and not skipped). +bool SendCharHookEvent(const wxKeyEvent& event, wxWindow *win) +{ + // wxEVT_CHAR_HOOK must be sent to allow the parent windows (e.g. a dialog + // which typically closes when Esc key is pressed in any of its controls) + // to handle key events in all of its children unless the mouse is captured + // in which case we consider that the keyboard should be "captured" too. + if ( !g_captureWindow ) + { + wxKeyEvent eventCharHook(wxEVT_CHAR_HOOK, event); + if ( win->HandleWindowEvent(eventCharHook) + && !event.IsNextEventAllowed() ) + return true; + } + + return false; +} + +// Adjust wxEVT_CHAR event key code fields. This function takes care of two +// conventions: +// (a) Ctrl-letter key presses generate key codes in range 1..26 +// (b) Unicode key codes are same as key codes for the codes in 1..255 range +void AdjustCharEventKeyCodes(wxKeyEvent& event) +{ + const int code = event.m_keyCode; + + // Check for (a) above. + if ( event.ControlDown() ) + { + // We intentionally don't use isupper/lower() here, we really need + // ASCII letters only as it doesn't make sense to translate any other + // ones into this range which has only 26 slots. + if ( code >= 'a' && code <= 'z' ) + event.m_keyCode = code - 'a' + 1; + else if ( code >= 'A' && code <= 'Z' ) + event.m_keyCode = code - 'A' + 1; + +#if wxUSE_UNICODE + // Adjust the Unicode equivalent in the same way too. + if ( event.m_keyCode != code ) + event.m_uniChar = event.m_keyCode; +#endif // wxUSE_UNICODE + } + +#if wxUSE_UNICODE + // Check for (b) from above. + // + // FIXME: Should we do it for key codes up to 255? + if ( !event.m_uniChar && code < WXK_DELETE ) + event.m_uniChar = code; +#endif // wxUSE_UNICODE +} + +} // anonymous namespace + +// If a widget does not handle a key or mouse event, GTK+ sends it up the +// parent chain until it is handled. These events are not supposed to propagate +// in wxWidgets, so this code avoids handling them in any parent wxWindow, +// while still allowing the event to propagate so things like native keyboard +// navigation will work. +#define wxPROCESS_EVENT_ONCE(EventType, event) \ + static EventType eventPrev; \ + if (memcmp(&eventPrev, event, sizeof(EventType)) == 0) \ + return false; \ + eventPrev = *event + extern "C" { static gboolean -gtk_window_key_press_callback( GtkWidget *widget, +gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), GdkEventKey *gdk_event, wxWindow *win ) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - if (!win->m_hasVMT) return FALSE; if (g_blockEventsOnDrag) return FALSE; + wxPROCESS_EVENT_ONCE(GdkEventKey, gdk_event); wxKeyEvent event( wxEVT_KEY_DOWN ); bool ret = false; @@ -1006,8 +952,44 @@ gtk_window_key_press_callback( GtkWidget *widget, if( wxTranslateGTKKeyEventToWx(event, win, gdk_event) ) { - // Emit KEY_DOWN event - ret = win->GetEventHandler()->ProcessEvent( event ); + // Send the CHAR_HOOK event first + if ( SendCharHookEvent(event, win) ) + { + // Don't do anything at all with this event any more. + return TRUE; + } + + // Next check for accelerators. +#if wxUSE_ACCEL + wxWindowGTK *ancestor = win; + while (ancestor) + { + int command = ancestor->GetAcceleratorTable()->GetCommand( event ); + if (command != -1) + { + wxCommandEvent menu_event( wxEVT_COMMAND_MENU_SELECTED, command ); + ret = ancestor->HandleWindowEvent( menu_event ); + + if ( !ret ) + { + // if the accelerator wasn't handled as menu event, try + // it as button click (for compatibility with other + // platforms): + wxCommandEvent button_event( wxEVT_COMMAND_BUTTON_CLICKED, command ); + ret = ancestor->HandleWindowEvent( button_event ); + } + + break; + } + if (ancestor->IsTopLevel()) + break; + ancestor = ancestor->GetParent(); + } +#endif // wxUSE_ACCEL + + // If not an accelerator, then emit KEY_DOWN event + if ( !ret ) + ret = win->HandleWindowEvent( event ); } else { @@ -1016,27 +998,19 @@ gtk_window_key_press_callback( GtkWidget *widget, return_after_IM = true; } - // 2005.01.26 modified by Hong Jen Yee (hzysoft@sina.com.tw): - // When we get a key_press event here, it could be originate - // from the current widget or its child widgets. However, only the widget - // with the INPUT FOCUS can generate the INITIAL key_press event. That is, - // if the CURRENT widget doesn't have the FOCUS at all, this event definitely - // originated from its child widgets and shouldn't be passed to IM context. - // In fact, what a GTK+ IM should do is filtering keyEvents and convert them - // into text input ONLY WHEN THE WIDGET HAS INPUT FOCUS. Besides, when current - // widgets has both IM context and input focus, the event should be filtered - // by gtk_im_context_filter_keypress(). - // Then, we should, according to GTK+ 2.0 API doc, return whatever it returns. - if ((!ret) && (win->m_imData != NULL) && ( wxWindow::FindFocus() == win )) + if (!ret && win->m_imData) { + win->m_imData->lastKeyEvent = gdk_event; + // We should let GTK+ IM filter key event first. According to GTK+ 2.0 API // docs, if IM filter returns true, no further processing should be done. // we should send the key_down event anyway. - bool intercepted_by_IM = gtk_im_context_filter_keypress(win->m_imData->context, gdk_event); + bool intercepted_by_IM = + gtk_im_context_filter_keypress(win->m_imData->context, gdk_event) != 0; win->m_imData->lastKeyEvent = NULL; if (intercepted_by_IM) { - wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM")); + wxLogTrace(TRACE_KEYS, wxT("Key event intercepted by IM")); return TRUE; } } @@ -1044,34 +1018,13 @@ gtk_window_key_press_callback( GtkWidget *widget, if (return_after_IM) return FALSE; -#if wxUSE_ACCEL - if (!ret) - { - wxWindowGTK *ancestor = win; - while (ancestor) - { - int command = ancestor->GetAcceleratorTable()->GetCommand( event ); - if (command != -1) - { - wxCommandEvent command_event( wxEVT_COMMAND_MENU_SELECTED, command ); - ret = ancestor->GetEventHandler()->ProcessEvent( command_event ); - break; - } - if (ancestor->IsTopLevel()) - break; - ancestor = ancestor->GetParent(); - } - } -#endif // wxUSE_ACCEL - // Only send wxEVT_CHAR event if not processed yet. Thus, ALT-x // will only be sent if it is not in an accelerator table. if (!ret) { - long key_code; KeySym keysym = gdk_event->keyval; // Find key code for EVT_CHAR and EVT_CHAR_HOOK events - key_code = wxTranslateKeySymToWXKey(keysym, true /* isChar */); + long key_code = wxTranslateKeySymToWXKey(keysym, true /* isChar */); if ( !key_code ) { if ( wxIsAsciiKeysym(keysym) ) @@ -1088,124 +1041,32 @@ gtk_window_key_press_callback( GtkWidget *widget, if ( key_code ) { - wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code); + wxKeyEvent eventChar(wxEVT_CHAR, event); - event.m_keyCode = key_code; + wxLogTrace(TRACE_KEYS, wxT("Char event: %ld"), key_code); - // To conform to the docs we need to translate Ctrl-alpha - // characters to values in the range 1-26. - if ( event.ControlDown() && - ( wxIsLowerChar(key_code) || wxIsUpperChar(key_code) )) - { - if ( wxIsLowerChar(key_code) ) - event.m_keyCode = key_code - 'a' + 1; - if ( wxIsUpperChar(key_code) ) - event.m_keyCode = key_code - 'A' + 1; + eventChar.m_keyCode = key_code; #if wxUSE_UNICODE - event.m_uniChar = event.m_keyCode; -#endif - } + eventChar.m_uniChar = gdk_keyval_to_unicode(key_code); +#endif // wxUSE_UNICODE - // Implement OnCharHook by checking ancestor top level windows - wxWindow *parent = win; - while (parent && !parent->IsTopLevel()) - parent = parent->GetParent(); - if (parent) - { - event.SetEventType( wxEVT_CHAR_HOOK ); - ret = parent->GetEventHandler()->ProcessEvent( event ); - } + AdjustCharEventKeyCodes(eventChar); - if (!ret) - { - event.SetEventType(wxEVT_CHAR); - ret = win->GetEventHandler()->ProcessEvent( event ); - } + ret = win->HandleWindowEvent(eventChar); } } - - - - - // win is a control: tab can be propagated up - if ( !ret && - ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) && -// VZ: testing for wxTE_PROCESS_TAB shouldn't be done here - the control may -// have this style, yet choose not to process this particular TAB in which -// case TAB must still work as a navigational character -// JS: enabling again to make consistent with other platforms -// (with wxTE_PROCESS_TAB you have to call Navigate to get default -// navigation behaviour) -#if wxUSE_TEXTCTRL - (! (win->HasFlag(wxTE_PROCESS_TAB) && win->IsKindOf(CLASSINFO(wxTextCtrl)) )) && -#endif - win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) ) - { - wxNavigationKeyEvent new_event; - new_event.SetEventObject( win->GetParent() ); - // GDK reports GDK_ISO_Left_Tab for SHIFT-TAB - new_event.SetDirection( (gdk_event->keyval == GDK_Tab) ); - // CTRL-TAB changes the (parent) window, i.e. switch notebook page - new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) ); - new_event.SetCurrentFocus( win ); - ret = win->GetParent()->GetEventHandler()->ProcessEvent( new_event ); - } - - // generate wxID_CANCEL if has been pressed (typically in dialogs) - if ( !ret && - (gdk_event->keyval == GDK_Escape) ) - { - // however only do it if we have a Cancel button in the dialog, - // otherwise the user code may get confused by the events from a - // nonexistent button and, worse, a wxButton might get button event - // from another button which is not really expected - wxWindow *winForCancel = win, - *btnCancel = NULL; - while ( winForCancel ) - { - btnCancel = winForCancel->FindWindow(wxID_CANCEL); - if ( btnCancel ) - { - // found a cancel button - break; - } - - if ( winForCancel->IsTopLevel() ) - { - // no need to look further - break; - } - - // maybe our parent has a cancel button? - winForCancel = winForCancel->GetParent(); - } - - if ( btnCancel ) - { - wxCommandEvent eventClick(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); - eventClick.SetEventObject(btnCancel); - ret = btnCancel->GetEventHandler()->ProcessEvent(eventClick); - } - } - - if (ret) - { - g_signal_stop_emission_by_name (widget, "key_press_event"); - return TRUE; - } - - return FALSE; + return ret; } } extern "C" { static void -gtk_wxwindow_commit_cb (GtkIMContext *context, +gtk_wxwindow_commit_cb (GtkIMContext * WXUNUSED(context), const gchar *str, wxWindow *window) { - wxKeyEvent event( wxEVT_KEY_DOWN ); + wxKeyEvent event( wxEVT_CHAR ); // take modifiers, cursor position, timestamp etc. from the last // key_press_event that was fed into Input Method: @@ -1214,56 +1075,29 @@ gtk_wxwindow_commit_cb (GtkIMContext *context, wxFillOtherKeyEventFields(event, window, window->m_imData->lastKeyEvent); } + else + { + event.SetEventObject( window ); + } - const wxWxCharBuffer data(wxGTK_CONV_BACK(str)); - if( !data ) + const wxString data(wxGTK_CONV_BACK_SYS(str)); + if( data.empty() ) return; - bool ret = false; - - // Implement OnCharHook by checking ancestor top level windows - wxWindow *parent = window; - while (parent && !parent->IsTopLevel()) - parent = parent->GetParent(); - - for( const wxChar* pstr = data; *pstr; pstr++ ) + for( wxString::const_iterator pstr = data.begin(); pstr != data.end(); ++pstr ) { #if wxUSE_UNICODE event.m_uniChar = *pstr; // Backward compatible for ISO-8859-1 event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0; - wxLogTrace(TRACE_KEYS, _T("IM sent character '%c'"), event.m_uniChar); + wxLogTrace(TRACE_KEYS, wxT("IM sent character '%c'"), event.m_uniChar); #else - event.m_keyCode = *pstr; + event.m_keyCode = (char)*pstr; #endif // wxUSE_UNICODE - // To conform to the docs we need to translate Ctrl-alpha - // characters to values in the range 1-26. - if ( event.ControlDown() && - ( wxIsLowerChar(*pstr) || wxIsUpperChar(*pstr) )) - { - if ( wxIsLowerChar(*pstr) ) - event.m_keyCode = *pstr - 'a' + 1; - if ( wxIsUpperChar(*pstr) ) - event.m_keyCode = *pstr - 'A' + 1; - - event.m_keyCode = *pstr - 'a' + 1; -#if wxUSE_UNICODE - event.m_uniChar = event.m_keyCode; -#endif - } - - if (parent) - { - event.SetEventType( wxEVT_CHAR_HOOK ); - ret = parent->GetEventHandler()->ProcessEvent( event ); - } + AdjustCharEventKeyCodes(event); - if (!ret) - { - event.SetEventType(wxEVT_CHAR); - ret = window->GetEventHandler()->ProcessEvent( event ); - } + window->HandleWindowEvent(event); } } } @@ -1275,21 +1109,18 @@ gtk_wxwindow_commit_cb (GtkIMContext *context, extern "C" { static gboolean -gtk_window_key_release_callback( GtkWidget *widget, +gtk_window_key_release_callback( GtkWidget * WXUNUSED(widget), GdkEventKey *gdk_event, wxWindowGTK *win ) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - if (!win->m_hasVMT) return FALSE; if (g_blockEventsOnDrag) return FALSE; + wxPROCESS_EVENT_ONCE(GdkEventKey, gdk_event); + wxKeyEvent event( wxEVT_KEY_UP ); if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) ) { @@ -1297,11 +1128,7 @@ gtk_window_key_release_callback( GtkWidget *widget, return FALSE; } - if ( !win->GetEventHandler()->ProcessEvent( event ) ) - return FALSE; - - g_signal_stop_emission_by_name (widget, "key_release_event"); - return TRUE; + return win->GTKProcessEvent(event); } } @@ -1313,38 +1140,6 @@ gtk_window_key_release_callback( GtkWidget *widget, // mouse event processing helpers // ---------------------------------------------------------------------------- -// init wxMouseEvent with the info from GdkEventXXX struct -template void InitMouseEvent(wxWindowGTK *win, - wxMouseEvent& event, - T *gdk_event) -{ - event.SetTimestamp( gdk_event->time ); - event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK); - event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK); - event.m_altDown = (gdk_event->state & GDK_MOD1_MASK); - event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK); - event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK); - event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK); - event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK); - if (event.GetEventType() == wxEVT_MOUSEWHEEL) - { - event.m_linesPerAction = 3; - event.m_wheelDelta = 120; - if (((GdkEventButton*)gdk_event)->button == 4) - event.m_wheelRotation = 120; - else if (((GdkEventButton*)gdk_event)->button == 5) - event.m_wheelRotation = -120; - } - - wxPoint pt = win->GetClientAreaOrigin(); - event.m_x = (wxCoord)gdk_event->x - pt.x; - event.m_y = (wxCoord)gdk_event->y - pt.y; - - event.SetEventObject( win ); - event.SetId( win->GetId() ); - event.SetTimestamp( gdk_event->time ); -} - static void AdjustEventButtonState(wxMouseEvent& event) { // GDK reports the old state of the button for a button press event, but @@ -1375,9 +1170,23 @@ static void AdjustEventButtonState(wxMouseEvent& event) event.m_rightDown = !event.m_rightDown; return; } + + if ((event.GetEventType() == wxEVT_AUX1_DOWN) || + (event.GetEventType() == wxEVT_AUX1_DCLICK)) + { + event.m_aux1Down = true; + return; + } + + if ((event.GetEventType() == wxEVT_AUX2_DOWN) || + (event.GetEventType() == wxEVT_AUX2_DCLICK)) + { + event.m_aux2Down = true; + return; + } } -// find the window to send the mouse event too +// find the window to send the mouse event to static wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y) { @@ -1386,21 +1195,21 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y) if (win->m_wxwindow) { - GtkPizza *pizza = GTK_PIZZA(win->m_wxwindow); - xx += pizza->xoffset; - yy += pizza->yoffset; + wxPizza* pizza = WX_PIZZA(win->m_wxwindow); + xx += pizza->m_scroll_x; + yy += pizza->m_scroll_y; } wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst(); while (node) { - wxWindowGTK *child = node->GetData(); + wxWindow* child = static_cast(node->GetData()); node = node->GetNext(); if (!child->IsShown()) continue; - if (child->IsTransparentForMouse()) + if (child->GTKIsTransparentForMouse()) { // wxStaticBox is transparent in the box itself int xx1 = child->m_x; @@ -1426,7 +1235,8 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y) } else { - if ((child->m_wxwindow == (GtkWidget*) NULL) && + if ((child->m_wxwindow == NULL) && + win->IsClientAreaChild(child) && (child->m_x <= xx) && (child->m_y <= yy) && (child->m_x+child->m_width >= xx) && @@ -1443,164 +1253,157 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y) return win; } -//----------------------------------------------------------------------------- -// "button_press_event" -//----------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// common event handlers helpers +// ---------------------------------------------------------------------------- -extern "C" { -static gboolean -gtk_window_button_press_callback( GtkWidget *widget, - GdkEventButton *gdk_event, - wxWindowGTK *win ) +bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const { - DEBUG_MAIN_THREAD + // nothing special at this level + return HandleWindowEvent(event); +} - if (g_isIdle) - wxapp_install_idle_handler(); +bool wxWindowGTK::GTKShouldIgnoreEvent() const +{ + return !m_hasVMT || g_blockEventsOnDrag; +} -/* - wxPrintf( wxT("1) OnButtonPress from ") ); - if (win->GetClassInfo() && win->GetClassInfo()->GetClassName()) - wxPrintf( win->GetClassInfo()->GetClassName() ); - wxPrintf( wxT(".\n") ); -*/ - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return TRUE; - if (g_blockEventsOnScroll) return TRUE; +int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const +{ + if (!m_hasVMT) + return FALSE; + if (g_blockEventsOnDrag) + return TRUE; + if (g_blockEventsOnScroll) + return TRUE; - if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE; + if (!GTKIsOwnWindow(event->window)) + return FALSE; - if (win->m_wxwindow && (g_focusWindow != win) && win->AcceptsFocus()) - { - gtk_widget_grab_focus( win->m_wxwindow ); -/* - wxPrintf( wxT("GrabFocus from ") ); - if (win->GetClassInfo() && win->GetClassInfo()->GetClassName()) - wxPrintf( win->GetClassInfo()->GetClassName() ); - wxPrintf( wxT(".\n") ); -*/ - } + return -1; +} - // GDK sends surplus button down events - // before a double click event. We - // need to filter these out. - if (gdk_event->type == GDK_BUTTON_PRESS) - { - GdkEvent *peek_event = gdk_event_peek(); - if (peek_event) - { - if ((peek_event->type == GDK_2BUTTON_PRESS) || - (peek_event->type == GDK_3BUTTON_PRESS)) - { - gdk_event_free( peek_event ); - return TRUE; - } - else - { - gdk_event_free( peek_event ); - } - } +// overloads for all GDK event types we use here: we need to have this as +// GdkEventXXX can't be implicitly cast to GdkEventAny even if it, in fact, +// derives from it in the sense that the structs have the same layout +#define wxDEFINE_COMMON_PROLOGUE_OVERLOAD(T) \ + static int wxGtkCallbackCommonPrologue(T *event, wxWindowGTK *win) \ + { \ + return win->GTKCallbackCommonPrologue((GdkEventAny *)event); \ } - wxEventType event_type = wxEVT_NULL; +wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventButton) +wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventMotion) +wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventCrossing) - // GdkDisplay is a GTK+ 2.2.0 thing -#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2, 2, 0) - if ( gdk_event->type == GDK_2BUTTON_PRESS && - !gtk_check_version(2,2,0) && - gdk_event->button >= 1 && gdk_event->button <= 3 ) - { - // Reset GDK internal timestamp variables in order to disable GDK - // triple click events. GDK will then next time believe no button has - // been clicked just before, and send a normal button click event. - GdkDisplay* display = gtk_widget_get_display (widget); - display->button_click_time[1] = 0; - display->button_click_time[0] = 0; - } -#endif // GTK 2+ +#undef wxDEFINE_COMMON_PROLOGUE_OVERLOAD - if (gdk_event->button == 1) - { - // note that GDK generates triple click events which are not supported - // by wxWidgets but still have to be passed to the app as otherwise - // clicks would simply go missing - switch (gdk_event->type) - { - // we shouldn't get triple clicks at all for GTK2 because we - // suppress them artificially using the code above but we still - // should map them to something for GTK1 and not just ignore them - // as this would lose clicks - case GDK_3BUTTON_PRESS: // we could also map this to DCLICK... - case GDK_BUTTON_PRESS: - event_type = wxEVT_LEFT_DOWN; - break; +#define wxCOMMON_CALLBACK_PROLOGUE(event, win) \ + const int rc = wxGtkCallbackCommonPrologue(event, win); \ + if ( rc != -1 ) \ + return rc - case GDK_2BUTTON_PRESS: - event_type = wxEVT_LEFT_DCLICK; - break; +// all event handlers must have C linkage as they're called from GTK+ C code +extern "C" +{ - default: - // just to silence gcc warnings - ; - } - } - else if (gdk_event->button == 2) - { - switch (gdk_event->type) - { - case GDK_3BUTTON_PRESS: - case GDK_BUTTON_PRESS: - event_type = wxEVT_MIDDLE_DOWN; - break; +//----------------------------------------------------------------------------- +// "button_press_event" +//----------------------------------------------------------------------------- - case GDK_2BUTTON_PRESS: - event_type = wxEVT_MIDDLE_DCLICK; - break; +static gboolean +gtk_window_button_press_callback( GtkWidget* WXUNUSED_IN_GTK3(widget), + GdkEventButton *gdk_event, + wxWindowGTK *win ) +{ + wxPROCESS_EVENT_ONCE(GdkEventButton, gdk_event); - default: - ; - } - } - else if (gdk_event->button == 3) - { - switch (gdk_event->type) - { - case GDK_3BUTTON_PRESS: - case GDK_BUTTON_PRESS: - event_type = wxEVT_RIGHT_DOWN; - break; + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); - case GDK_2BUTTON_PRESS: - event_type = wxEVT_RIGHT_DCLICK; - break; + g_lastButtonNumber = gdk_event->button; - default: - ; - } - } - else if (gdk_event->button == 4 || gdk_event->button == 5) + wxEventType event_type; + wxEventType down; + wxEventType dclick; + switch (gdk_event->button) { - if (gdk_event->type == GDK_BUTTON_PRESS ) - { - event_type = wxEVT_MOUSEWHEEL; - } + case 1: + down = wxEVT_LEFT_DOWN; + dclick = wxEVT_LEFT_DCLICK; + break; + case 2: + down = wxEVT_MIDDLE_DOWN; + dclick = wxEVT_MIDDLE_DCLICK; + break; + case 3: + down = wxEVT_RIGHT_DOWN; + dclick = wxEVT_RIGHT_DCLICK; + break; + case 8: + down = wxEVT_AUX1_DOWN; + dclick = wxEVT_AUX1_DCLICK; + break; + case 9: + down = wxEVT_AUX2_DOWN; + dclick = wxEVT_AUX2_DCLICK; + break; + default: + return false; } - - if ( event_type == wxEVT_NULL ) + switch (gdk_event->type) { - // unknown mouse button or click type - return FALSE; + case GDK_BUTTON_PRESS: + event_type = down; + // GDK sends surplus button down events + // before a double click event. We + // need to filter these out. + if (win->m_wxwindow) + { + GdkEvent* peek_event = gdk_event_peek(); + if (peek_event) + { + const GdkEventType peek_event_type = peek_event->type; + gdk_event_free(peek_event); + if (peek_event_type == GDK_2BUTTON_PRESS || + peek_event_type == GDK_3BUTTON_PRESS) + { + return true; + } + } + } + break; + case GDK_2BUTTON_PRESS: + event_type = dclick; +#ifndef __WXGTK3__ + if (gdk_event->button >= 1 && gdk_event->button <= 3) + { + // Reset GDK internal timestamp variables in order to disable GDK + // triple click events. GDK will then next time believe no button has + // been clicked just before, and send a normal button click event. + GdkDisplay* display = gtk_widget_get_display(widget); + display->button_click_time[1] = 0; + display->button_click_time[0] = 0; + } +#endif // !__WXGTK3__ + break; + // we shouldn't get triple clicks at all for GTK2 because we + // suppress them artificially using the code above but we still + // should map them to something for GTK3 and not just ignore them + // as this would lose clicks + case GDK_3BUTTON_PRESS: + event_type = down; + break; + default: + return false; } + g_lastMouseEvent = (GdkEvent*) gdk_event; + wxMouseEvent event( event_type ); InitMouseEvent( win, event, gdk_event ); AdjustEventButtonState(event); - // wxListBox actually gets mouse events from the item, so we need to give it - // a chance to correct this - win->FixUpMouseEvent(widget, event.m_x, event.m_y); - // find the correct window to send the event to: it may be a different one // from the one which got it at GTK+ level because some controls don't have // their own X window and thus cannot get any events. @@ -1611,10 +1414,15 @@ gtk_window_button_press_callback( GtkWidget *widget, event.SetEventObject( win ); event.SetId( win->GetId() ); - if (win->GetEventHandler()->ProcessEvent( event )) - { - g_signal_stop_emission_by_name (widget, "button_press_event"); + bool ret = win->GTKProcessEvent( event ); + g_lastMouseEvent = NULL; + if ( ret ) return TRUE; + + if ((event_type == wxEVT_LEFT_DOWN) && !win->IsOfStandardClass() && + (gs_currentFocus != win) /* && win->IsFocusable() */) + { + win->SetFocus(); } if (event_type == wxEVT_RIGHT_DOWN) @@ -1631,33 +1439,26 @@ gtk_window_button_press_callback( GtkWidget *widget, win->GetId(), win->ClientToScreen(event.GetPosition())); evtCtx.SetEventObject(win); - return win->GetEventHandler()->ProcessEvent(evtCtx); + return win->GTKProcessEvent(evtCtx); } return FALSE; } -} //----------------------------------------------------------------------------- // "button_release_event" //----------------------------------------------------------------------------- -extern "C" { static gboolean -gtk_window_button_release_callback( GtkWidget *widget, +gtk_window_button_release_callback( GtkWidget *WXUNUSED(widget), GdkEventButton *gdk_event, wxWindowGTK *win ) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); + wxPROCESS_EVENT_ONCE(GdkEventButton, gdk_event); - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; - if (g_blockEventsOnScroll) return FALSE; + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); - if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE; + g_lastButtonNumber = 0; wxEventType event_type = wxEVT_NULL; @@ -1675,19 +1476,26 @@ gtk_window_button_release_callback( GtkWidget *widget, event_type = wxEVT_RIGHT_UP; break; + case 8: + event_type = wxEVT_AUX1_UP; + break; + + case 9: + event_type = wxEVT_AUX2_UP; + break; + default: // unknown button, don't process return FALSE; } + g_lastMouseEvent = (GdkEvent*) gdk_event; + wxMouseEvent event( event_type ); InitMouseEvent( win, event, gdk_event ); AdjustEventButtonState(event); - // same wxListBox hack as above - win->FixUpMouseEvent(widget, event.m_x, event.m_y); - if ( !g_captureWindow ) win = FindWindowForMouseEvent(win, event.m_x, event.m_y); @@ -1695,36 +1503,25 @@ gtk_window_button_release_callback( GtkWidget *widget, event.SetEventObject( win ); event.SetId( win->GetId() ); - if (win->GetEventHandler()->ProcessEvent( event )) - { - g_signal_stop_emission_by_name (widget, "button_release_event"); - return TRUE; - } + bool ret = win->GTKProcessEvent(event); - return FALSE; -} + g_lastMouseEvent = NULL; + + return ret; } //----------------------------------------------------------------------------- // "motion_notify_event" //----------------------------------------------------------------------------- -extern "C" { static gboolean -gtk_window_motion_notify_callback( GtkWidget *widget, +gtk_window_motion_notify_callback( GtkWidget * WXUNUSED(widget), GdkEventMotion *gdk_event, wxWindowGTK *win ) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); + wxPROCESS_EVENT_ONCE(GdkEventMotion, gdk_event); - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; - if (g_blockEventsOnScroll) return FALSE; - - if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE; + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); if (gdk_event->is_hint) { @@ -1736,12 +1533,7 @@ gtk_window_motion_notify_callback( GtkWidget *widget, gdk_event->y = y; } -/* - printf( "OnMotion from " ); - if (win->GetClassInfo() && win->GetClassInfo()->GetClassName()) - printf( win->GetClassInfo()->GetClassName() ); - printf( ".\n" ); -*/ + g_lastMouseEvent = (GdkEvent*) gdk_event; wxMouseEvent event( wxEVT_MOTION ); InitMouseEvent(win, event, gdk_event); @@ -1764,7 +1556,7 @@ gtk_window_motion_notify_callback( GtkWidget *widget, : wxEVT_LEAVE_WINDOW); InitMouseEvent(win, eventM, gdk_event); eventM.SetEventObject(win); - win->GetEventHandler()->ProcessEvent(eventM); + win->GTKProcessEvent(eventM); } } else // no capture @@ -1779,255 +1571,186 @@ gtk_window_motion_notify_callback( GtkWidget *widget, if ( !g_captureWindow ) { wxSetCursorEvent cevent( event.m_x, event.m_y ); - if (win->GetEventHandler()->ProcessEvent( cevent )) + if (win->GTKProcessEvent( cevent )) { - // Rewrite cursor handling here (away from idle). + win->SetCursor( cevent.GetCursor() ); } } - if (win->GetEventHandler()->ProcessEvent( event )) - { - g_signal_stop_emission_by_name (widget, "motion_notify_event"); - return TRUE; - } + bool ret = win->GTKProcessEvent(event); - return FALSE; -} + g_lastMouseEvent = NULL; + + return ret; } //----------------------------------------------------------------------------- -// "scroll_event", (mouse wheel event) +// "scroll_event" (mouse wheel event) //----------------------------------------------------------------------------- -extern "C" { static gboolean -window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win) +window_scroll_event_hscrollbar(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win) { - DEBUG_MAIN_THREAD + if (gdk_event->direction != GDK_SCROLL_LEFT && + gdk_event->direction != GDK_SCROLL_RIGHT) + { + return false; + } - if (g_isIdle) - wxapp_install_idle_handler(); + GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Horz]; - if (gdk_event->direction != GDK_SCROLL_UP && - gdk_event->direction != GDK_SCROLL_DOWN) + if (range && gtk_widget_get_visible(GTK_WIDGET(range))) { - return false; + GtkAdjustment* adj = gtk_range_get_adjustment(range); + double delta = gtk_adjustment_get_step_increment(adj) * 3; + if (gdk_event->direction == GDK_SCROLL_LEFT) + delta = -delta; + + gtk_range_set_value(range, gtk_adjustment_get_value(adj) + delta); + + return TRUE; } + return FALSE; +} + +static gboolean +window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win) +{ wxMouseEvent event(wxEVT_MOUSEWHEEL); - // Can't use InitMouse macro because scroll events don't have button - event.SetTimestamp( gdk_event->time ); - event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK); - event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK); - event.m_altDown = (gdk_event->state & GDK_MOD1_MASK); - event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK); - event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK); - event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK); - event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK); + InitMouseEvent(win, event, gdk_event); + + // FIXME: Get these values from GTK or GDK event.m_linesPerAction = 3; event.m_wheelDelta = 120; - if (gdk_event->direction == GDK_SCROLL_UP) - event.m_wheelRotation = 120; - else - event.m_wheelRotation = -120; - wxPoint pt = win->GetClientAreaOrigin(); - event.m_x = (wxCoord)gdk_event->x - pt.x; - event.m_y = (wxCoord)gdk_event->y - pt.y; + // Determine the scroll direction. + switch (gdk_event->direction) + { + case GDK_SCROLL_UP: + case GDK_SCROLL_RIGHT: + event.m_wheelRotation = 120; + break; - event.SetEventObject( win ); - event.SetId( win->GetId() ); - event.SetTimestamp( gdk_event->time ); + case GDK_SCROLL_DOWN: + case GDK_SCROLL_LEFT: + event.m_wheelRotation = -120; + break; - return win->GetEventHandler()->ProcessEvent(event); -} + default: + return false; // Unknown/unhandled direction + } + + // And the scroll axis. + switch (gdk_event->direction) + { + case GDK_SCROLL_UP: + case GDK_SCROLL_DOWN: + event.m_wheelAxis = wxMOUSE_WHEEL_VERTICAL; + break; + + case GDK_SCROLL_LEFT: + case GDK_SCROLL_RIGHT: + event.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL; + break; + } + + if (win->GTKProcessEvent(event)) + return TRUE; + + GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Vert]; + + if (range && gtk_widget_get_visible(GTK_WIDGET(range))) + { + GtkAdjustment* adj = gtk_range_get_adjustment(range); + double delta = gtk_adjustment_get_step_increment(adj) * 3; + if (gdk_event->direction == GDK_SCROLL_UP) + delta = -delta; + + gtk_range_set_value(range, gtk_adjustment_get_value(adj) + delta); + + return TRUE; + } + + return FALSE; } //----------------------------------------------------------------------------- // "popup-menu" //----------------------------------------------------------------------------- -extern "C" { + static gboolean wxgtk_window_popup_menu_callback(GtkWidget*, wxWindowGTK* win) { - wxContextMenuEvent event( - wxEVT_CONTEXT_MENU, - win->GetId(), - wxPoint(-1, -1)); + wxContextMenuEvent event(wxEVT_CONTEXT_MENU, win->GetId(), wxPoint(-1, -1)); event.SetEventObject(win); - return win->GetEventHandler()->ProcessEvent(event); -} + return win->GTKProcessEvent(event); } //----------------------------------------------------------------------------- // "focus_in_event" //----------------------------------------------------------------------------- -// send the wxChildFocusEvent and wxFocusEvent, common code of -// gtk_window_focus_in_callback() and SetFocus() -static bool DoSendFocusEvents(wxWindow *win) +static gboolean +gtk_window_focus_in_callback( GtkWidget * WXUNUSED(widget), + GdkEventFocus *WXUNUSED(event), + wxWindowGTK *win ) { - // Notify the parent keeping track of focus for the kbd navigation - // purposes that we got it. - wxChildFocusEvent eventChildFocus(win); - (void)win->GetEventHandler()->ProcessEvent(eventChildFocus); + return win->GTKHandleFocusIn(); +} - wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId()); - eventFocus.SetEventObject(win); +//----------------------------------------------------------------------------- +// "focus_out_event" +//----------------------------------------------------------------------------- - return win->GetEventHandler()->ProcessEvent(eventFocus); +static gboolean +gtk_window_focus_out_callback( GtkWidget * WXUNUSED(widget), + GdkEventFocus * WXUNUSED(gdk_event), + wxWindowGTK *win ) +{ + return win->GTKHandleFocusOut(); } -extern "C" { +//----------------------------------------------------------------------------- +// "focus" +//----------------------------------------------------------------------------- + static gboolean -gtk_window_focus_in_callback( GtkWidget *widget, - GdkEventFocus *WXUNUSED(event), - wxWindow *win ) +wx_window_focus_callback(GtkWidget *widget, + GtkDirectionType WXUNUSED(direction), + wxWindowGTK *win) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); + // the default handler for focus signal in GtkScrolledWindow sets + // focus to the window itself even if it doesn't accept focus, i.e. has no + // GTK_CAN_FOCUS in its style -- work around this by forcibly preventing + // the signal from reaching gtk_scrolled_window_focus() if we don't have + // any children which might accept focus (we know we don't accept the focus + // ourselves as this signal is only connected in this case) + if ( win->GetChildren().empty() ) + g_signal_stop_emission_by_name(widget, "focus"); + + // we didn't change the focus + return FALSE; +} - if (win->m_imData) - gtk_im_context_focus_in(win->m_imData->context); +//----------------------------------------------------------------------------- +// "enter_notify_event" +//----------------------------------------------------------------------------- - g_focusWindowLast = - g_focusWindow = win; - - wxLogTrace(TRACE_FOCUS, - _T("%s: focus in"), win->GetName().c_str()); - -#ifdef HAVE_XIM - if (win->m_ic) - gdk_im_begin(win->m_ic, win->m_wxwindow->window); -#endif - -#if wxUSE_CARET - // caret needs to be informed about focus change - wxCaret *caret = win->GetCaret(); - if ( caret ) - { - caret->OnSetFocus(); - } -#endif // wxUSE_CARET - - gboolean ret = FALSE; - - // does the window itself think that it has the focus? - if ( !win->m_hasFocus ) - { - // not yet, notify it - win->m_hasFocus = true; - - (void)DoSendFocusEvents(win); - - ret = TRUE; - } - - // Disable default focus handling for custom windows - // since the default GTK+ handler issues a repaint - if (win->m_wxwindow) - return ret; - - return FALSE; -} -} - -//----------------------------------------------------------------------------- -// "focus_out_event" -//----------------------------------------------------------------------------- - -extern "C" { -static gboolean -gtk_window_focus_out_callback( GtkWidget *widget, - GdkEventFocus *gdk_event, - wxWindowGTK *win ) -{ - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - - if (win->m_imData) - gtk_im_context_focus_out(win->m_imData->context); - - wxLogTrace( TRACE_FOCUS, - _T("%s: focus out"), win->GetName().c_str() ); - - - wxWindowGTK *winFocus = wxFindFocusedChild(win); - if ( winFocus ) - win = winFocus; - - g_focusWindow = (wxWindowGTK *)NULL; - -#ifdef HAVE_XIM - if (win->m_ic) - gdk_im_end(); -#endif - -#if wxUSE_CARET - // caret needs to be informed about focus change - wxCaret *caret = win->GetCaret(); - if ( caret ) - { - caret->OnKillFocus(); - } -#endif // wxUSE_CARET - - gboolean ret = FALSE; - - // don't send the window a kill focus event if it thinks that it doesn't - // have focus already - if ( win->m_hasFocus ) - { - win->m_hasFocus = false; - - wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() ); - event.SetEventObject( win ); - - (void)win->GetEventHandler()->ProcessEvent( event ); - - ret = TRUE; - } - - // Disable default focus handling for custom windows - // since the default GTK+ handler issues a repaint - if (win->m_wxwindow) - return ret; - - return FALSE; -} -} - -//----------------------------------------------------------------------------- -// "enter_notify_event" -//----------------------------------------------------------------------------- - -extern "C" { static gboolean gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindowGTK *win ) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); // Event was emitted after a grab if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE; - if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE; - int x = 0; int y = 0; GdkModifierType state = (GdkModifierType)0; - gdk_window_get_pointer( widget->window, &x, &y, &state ); + gdk_window_get_pointer(gtk_widget_get_window(widget), &x, &y, &state); wxMouseEvent event( wxEVT_ENTER_WINDOW ); InitMouseEvent(win, event, gdk_event); @@ -2038,126 +1761,84 @@ gtk_window_enter_callback( GtkWidget *widget, if ( !g_captureWindow ) { wxSetCursorEvent cevent( event.m_x, event.m_y ); - if (win->GetEventHandler()->ProcessEvent( cevent )) + if (win->GTKProcessEvent( cevent )) { - // Rewrite cursor handling here (away from idle). + win->SetCursor( cevent.GetCursor() ); } } - if (win->GetEventHandler()->ProcessEvent( event )) - { - g_signal_stop_emission_by_name (widget, "enter_notify_event"); - return TRUE; - } - - return FALSE; -} + return win->GTKProcessEvent(event); } //----------------------------------------------------------------------------- // "leave_notify_event" //----------------------------------------------------------------------------- -extern "C" { static gboolean gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindowGTK *win ) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); // Event was emitted after an ungrab if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE; - if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE; - wxMouseEvent event( wxEVT_LEAVE_WINDOW ); - event.SetTimestamp( gdk_event->time ); - event.SetEventObject( win ); int x = 0; int y = 0; GdkModifierType state = (GdkModifierType)0; - gdk_window_get_pointer( widget->window, &x, &y, &state ); - - event.m_shiftDown = (state & GDK_SHIFT_MASK) != 0; - event.m_controlDown = (state & GDK_CONTROL_MASK) != 0; - event.m_altDown = (state & GDK_MOD1_MASK) != 0; - event.m_metaDown = (state & GDK_MOD2_MASK) != 0; - event.m_leftDown = (state & GDK_BUTTON1_MASK) != 0; - event.m_middleDown = (state & GDK_BUTTON2_MASK) != 0; - event.m_rightDown = (state & GDK_BUTTON3_MASK) != 0; - - wxPoint pt = win->GetClientAreaOrigin(); - event.m_x = x + pt.x; - event.m_y = y + pt.y; + gdk_window_get_pointer(gtk_widget_get_window(widget), &x, &y, &state); - if (win->GetEventHandler()->ProcessEvent( event )) - { - g_signal_stop_emission_by_name (widget, "leave_notify_event"); - return TRUE; - } + InitMouseEvent(win, event, gdk_event); - return FALSE; -} + return win->GTKProcessEvent(event); } //----------------------------------------------------------------------------- // "value_changed" from scrollbar //----------------------------------------------------------------------------- -extern "C" { static void gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win) { - wxEventType eventType = win->GetScrollEventType(range); + wxEventType eventType = win->GTKGetScrollEventType(range); if (eventType != wxEVT_NULL) { // Convert scroll event type to scrollwin event type eventType += wxEVT_SCROLLWIN_TOP - wxEVT_SCROLL_TOP; - const int orient = range == win->m_scrollBar[0] ? wxHORIZONTAL : wxVERTICAL; - const int i = orient == wxVERTICAL; + + // find the scrollbar which generated the event + wxWindowGTK::ScrollDir dir = win->ScrollDirFromRange(range); + + // generate the corresponding wx event + const int orient = wxWindow::OrientFromScrollDir(dir); wxScrollWinEvent event(eventType, win->GetScrollPos(orient), orient); event.SetEventObject(win); - win->m_blockValueChanged[i] = true; - win->GetEventHandler()->ProcessEvent(event); - win->m_blockValueChanged[i] = false; + + win->GTKProcessEvent(event); } } -} //----------------------------------------------------------------------------- // "button_press_event" from scrollbar //----------------------------------------------------------------------------- -extern "C" { static gboolean gtk_scrollbar_button_press_event(GtkRange*, GdkEventButton*, wxWindow* win) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - g_blockEventsOnScroll = true; win->m_mouseButtonDown = true; return false; } -} //----------------------------------------------------------------------------- // "event_after" from scrollbar //----------------------------------------------------------------------------- -extern "C" { static void gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win) { @@ -2165,24 +1846,22 @@ gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win) { g_signal_handlers_block_by_func(range, (void*)gtk_scrollbar_event_after, win); - const int orient = range == win->m_scrollBar[0] ? wxHORIZONTAL : wxVERTICAL; - wxScrollWinEvent event(wxEVT_SCROLLWIN_THUMBRELEASE, win->GetScrollPos(orient), orient); - event.SetEventObject(win); - win->GetEventHandler()->ProcessEvent(event); + const int orient = wxWindow::OrientFromScrollDir( + win->ScrollDirFromRange(range)); + wxScrollWinEvent evt(wxEVT_SCROLLWIN_THUMBRELEASE, + win->GetScrollPos(orient), orient); + evt.SetEventObject(win); + win->GTKProcessEvent(evt); } } -} //----------------------------------------------------------------------------- // "button_release_event" from scrollbar //----------------------------------------------------------------------------- -extern "C" { static gboolean gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* win) { - DEBUG_MAIN_THREAD - g_blockEventsOnScroll = false; win->m_mouseButtonDown = false; // If thumb tracking @@ -2197,232 +1876,209 @@ gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* w return false; } -} -// ---------------------------------------------------------------------------- -// this wxWindowBase function is implemented here (in platform-specific file) -// because it is static and so couldn't be made virtual -// ---------------------------------------------------------------------------- +//----------------------------------------------------------------------------- +// "realize" from m_widget +//----------------------------------------------------------------------------- -wxWindow *wxWindowBase::DoFindFocus() +static void +gtk_window_realized_callback(GtkWidget* WXUNUSED(widget), wxWindowGTK* win) { - // the cast is necessary when we compile in wxUniversal mode - return (wxWindow *)g_focusWindow; + win->GTKHandleRealized(); } //----------------------------------------------------------------------------- -// "realize" from m_widget +// "size_allocate" from m_wxwindow or m_widget //----------------------------------------------------------------------------- -/* We cannot set colours and fonts before the widget has - been realized, so we do this directly after realization. */ - -extern "C" { static void -gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win ) +size_allocate(GtkWidget*, GtkAllocation* alloc, wxWindow* win) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - - if (win->m_imData) + int w = alloc->width; + int h = alloc->height; + if (win->m_wxwindow) { - GtkPizza *pizza = GTK_PIZZA( m_widget ); - gtk_im_context_set_client_window( win->m_imData->context, - pizza->bin_window ); + GtkBorder border; + WX_PIZZA(win->m_wxwindow)->get_border(border); + w -= border.left + border.right; + h -= border.top + border.bottom; + if (w < 0) w = 0; + if (h < 0) h = 0; + } + if (win->m_oldClientWidth != w || win->m_oldClientHeight != h) + { + win->m_oldClientWidth = w; + win->m_oldClientHeight = h; + // this callback can be connected to m_wxwindow, + // so always get size from m_widget->allocation + GtkAllocation a; + gtk_widget_get_allocation(win->m_widget, &a); + win->m_width = a.width; + win->m_height = a.height; + if (!win->m_nativeSizeEvent) + { + wxSizeEvent event(win->GetSize(), win->GetId()); + event.SetEventObject(win); + win->GTKProcessEvent(event); + } } - - wxWindowCreateEvent event( win ); - event.SetEventObject( win ); - win->GetEventHandler()->ProcessEvent( event ); -} } //----------------------------------------------------------------------------- -// "size_allocate" +// "grab_broken" //----------------------------------------------------------------------------- -extern "C" { -static -void gtk_window_size_callback( GtkWidget *WXUNUSED(widget), - GtkAllocation *WXUNUSED(alloc), - wxWindow *win ) +#if GTK_CHECK_VERSION(2, 8, 0) +static gboolean +gtk_window_grab_broken( GtkWidget*, + GdkEventGrabBroken *event, + wxWindow *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - - int client_width = 0; - int client_height = 0; - win->GetClientSize( &client_width, &client_height ); - if ((client_width == win->m_oldClientWidth) && (client_height == win->m_oldClientHeight)) - return; - - win->m_oldClientWidth = client_width; - win->m_oldClientHeight = client_height; - - if (!win->m_nativeSizeEvent) + // Mouse capture has been lost involuntarily, notify the application + if(!event->keyboard && wxWindow::GetCapture() == win) { - wxSizeEvent event( win->GetSize(), win->GetId() ); - event.SetEventObject( win ); - win->GetEventHandler()->ProcessEvent( event ); + wxMouseCaptureLostEvent evt( win->GetId() ); + evt.SetEventObject( win ); + win->HandleWindowEvent( evt ); } + return false; } -} +#endif +//----------------------------------------------------------------------------- +// "style_set"/"style_updated" +//----------------------------------------------------------------------------- -#ifdef HAVE_XIM - #define WXUNUSED_UNLESS_XIM(param) param +#ifdef __WXGTK3__ +static void style_updated(GtkWidget*, wxWindow* win) #else - #define WXUNUSED_UNLESS_XIM(param) WXUNUSED(param) +static void style_updated(GtkWidget*, GtkStyle*, wxWindow* win) #endif - -/* Resize XIM window */ - -extern "C" { -static -void gtk_wxwindow_size_callback( GtkWidget* WXUNUSED_UNLESS_XIM(widget), - GtkAllocation* WXUNUSED_UNLESS_XIM(alloc), - wxWindowGTK* WXUNUSED_UNLESS_XIM(win) ) { - if (g_isIdle) - wxapp_install_idle_handler(); - -#ifdef HAVE_XIM - if (!win->m_ic) - return; - - if (gdk_ic_get_style (win->m_ic) & GDK_IM_PREEDIT_POSITION) + if (win->IsTopLevel()) { - gint width, height; - - gdk_drawable_get_size (widget->window, &width, &height); - win->m_icattr->preedit_area.width = width; - win->m_icattr->preedit_area.height = height; - gdk_ic_set_attr (win->m_ic, win->m_icattr, GDK_IC_PREEDIT_AREA); + wxSysColourChangedEvent event; + event.SetEventObject(win); + win->GTKProcessEvent(event); + } + else + { + // Border width could change, which will change client size. + // Make sure size event occurs for this + win->m_oldClientWidth = 0; } -#endif // HAVE_XIM -} } //----------------------------------------------------------------------------- -// "realize" from m_wxwindow +// "unrealize" from m_wxwindow //----------------------------------------------------------------------------- -/* Initialize XIM support */ - -extern "C" { -static void -gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget), - wxWindowGTK * WXUNUSED_UNLESS_XIM(win) ) +static void unrealize(GtkWidget*, wxWindow* win) { - if (g_isIdle) - wxapp_install_idle_handler(); - -#ifdef HAVE_XIM - if (win->m_ic) return; - if (!widget) return; - if (!gdk_im_ready()) return; - - win->m_icattr = gdk_ic_attr_new(); - if (!win->m_icattr) return; - - gint width, height; - GdkEventMask mask; - GdkColormap *colormap; - GdkICAttr *attr = win->m_icattr; - unsigned attrmask = GDK_IC_ALL_REQ; - GdkIMStyle style; - GdkIMStyle supported_style = (GdkIMStyle) - (GDK_IM_PREEDIT_NONE | - GDK_IM_PREEDIT_NOTHING | - GDK_IM_PREEDIT_POSITION | - GDK_IM_STATUS_NONE | - GDK_IM_STATUS_NOTHING); + if (win->m_imData) + gtk_im_context_set_client_window(win->m_imData->context, NULL); - if (widget->style && widget->style->font->type != GDK_FONT_FONTSET) - supported_style = (GdkIMStyle)(supported_style & ~GDK_IM_PREEDIT_POSITION); + g_signal_handlers_disconnect_by_func( + win->m_wxwindow, (void*)style_updated, win); +} - attr->style = style = gdk_im_decide_style (supported_style); - attr->client_window = widget->window; +} // extern "C" - if ((colormap = gtk_widget_get_colormap (widget)) != - gtk_widget_get_default_colormap ()) +void wxWindowGTK::GTKHandleRealized() +{ + if (m_imData) { - attrmask |= GDK_IC_PREEDIT_COLORMAP; - attr->preedit_colormap = colormap; + gtk_im_context_set_client_window + ( + m_imData->context, + m_wxwindow ? GTKGetDrawingWindow() + : gtk_widget_get_window(m_widget) + ); } - attrmask |= GDK_IC_PREEDIT_FOREGROUND; - attrmask |= GDK_IC_PREEDIT_BACKGROUND; - attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL]; - attr->preedit_background = widget->style->base[GTK_STATE_NORMAL]; - - switch (style & GDK_IM_PREEDIT_MASK) + // Use composited window if background is transparent, if supported. + if (m_backgroundStyle == wxBG_STYLE_TRANSPARENT) { - case GDK_IM_PREEDIT_POSITION: - if (widget->style && widget->style->font->type != GDK_FONT_FONTSET) - { - g_warning ("over-the-spot style requires fontset"); - break; - } +#if wxGTK_HAS_COMPOSITING_SUPPORT + if (IsTransparentBackgroundSupported()) + { + GdkWindow* const window = GTKGetDrawingWindow(); + if (window) + gdk_window_set_composited(window, true); + } + else +#endif // wxGTK_HAS_COMPOSITING_SUPPORT + { + // We revert to erase mode if transparency is not supported + m_backgroundStyle = wxBG_STYLE_ERASE; + } + } - gdk_drawable_get_size (widget->window, &width, &height); - attrmask |= GDK_IC_PREEDIT_POSITION_REQ; - attr->spot_location.x = 0; - attr->spot_location.y = height; - attr->preedit_area.x = 0; - attr->preedit_area.y = 0; - attr->preedit_area.width = width; - attr->preedit_area.height = height; - attr->preedit_fontset = widget->style->font; + // We cannot set colours and fonts before the widget + // been realized, so we do this directly after realization + // or otherwise in idle time - break; + if (m_needsStyleChange) + { + SetBackgroundStyle(GetBackgroundStyle()); + m_needsStyleChange = false; } - win->m_ic = gdk_ic_new (attr, (GdkICAttributesType)attrmask); + wxWindowCreateEvent event(static_cast(this)); + event.SetEventObject( this ); + GTKProcessEvent( event ); - if (win->m_ic == NULL) - g_warning ("Can't create input context."); - else - { - mask = gdk_window_get_events (widget->window); - mask = (GdkEventMask)(mask | gdk_ic_get_events (win->m_ic)); - gdk_window_set_events (widget->window, mask); + GTKUpdateCursor(true, false); - if (GTK_WIDGET_HAS_FOCUS(widget)) - gdk_im_begin (win->m_ic, widget->window); - } -#endif // HAVE_XIM -} + if (m_wxwindow && + (IsTopLevel() || HasFlag(wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME))) + { + // attaching to style changed signal after realization avoids initial + // changes we don't care about + const gchar *detailed_signal = +#ifdef __WXGTK3__ + "style_updated"; +#else + "style_set"; +#endif + g_signal_connect(m_wxwindow, + detailed_signal, + G_CALLBACK(style_updated), this); + } } -//----------------------------------------------------------------------------- -// InsertChild for wxWindowGTK. -//----------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// this wxWindowBase function is implemented here (in platform-specific file) +// because it is static and so couldn't be made virtual +// ---------------------------------------------------------------------------- -/* Callback for wxWindowGTK. This very strange beast has to be used because - * C++ has no virtual methods in a constructor. We have to emulate a - * virtual function here as wxNotebook requires a different way to insert - * a child in it. I had opted for creating a wxNotebookPage window class - * which would have made this superfluous (such in the MDI window system), - * but no-one was listening to me... */ +wxWindow *wxWindowBase::DoFindFocus() +{ + // For compatibility with wxMSW, pretend that showing a popup menu doesn't + // change the focus and that it remains on the window showing it, even + // though the real focus does change in GTK. + extern wxMenu *wxCurrentPopupMenu; + if ( wxCurrentPopupMenu ) + return wxCurrentPopupMenu->GetInvokingWindow(); + + wxWindowGTK *focus = gs_pendingFocus ? gs_pendingFocus : gs_currentFocus; + // the cast is necessary when we compile in wxUniversal mode + return static_cast(focus); +} -static void wxInsertChildInWindow( wxWindowGTK* parent, wxWindowGTK* child ) +void wxWindowGTK::AddChildGTK(wxWindowGTK* child) { - /* the window might have been scrolled already, do we - have to adapt the position */ - GtkPizza *pizza = GTK_PIZZA(parent->m_wxwindow); - child->m_x += pizza->xoffset; - child->m_y += pizza->yoffset; + wxASSERT_MSG(m_wxwindow, "Cannot add a child to a window without a client area"); + + // the window might have been scrolled already, we + // have to adapt the position + wxPizza* pizza = WX_PIZZA(m_wxwindow); + child->m_x += pizza->m_scroll_x; + child->m_y += pizza->m_scroll_y; - gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow), - GTK_WIDGET(child->m_widget), - child->m_x, - child->m_y, - child->m_width, - child->m_height ); + pizza->put(child->m_widget, + child->m_x, child->m_y, child->m_width, child->m_height); } //----------------------------------------------------------------------------- @@ -2435,6 +2091,29 @@ wxWindow *wxGetActiveWindow() } +// Under Unix this is implemented using X11 functions in utilsx11.cpp but we +// need to have this function under Windows too, so provide at least a stub. +#ifndef GDK_WINDOWING_X11 +bool wxGetKeyState(wxKeyCode WXUNUSED(key)) +{ + wxFAIL_MSG(wxS("Not implemented under Windows")); + return false; +} +#endif // __WINDOWS__ + +static void GetMouseState(int& x, int& y, GdkModifierType& mask) +{ + wxWindow* tlw = NULL; + if (!wxTopLevelWindows.empty()) + tlw = wxTopLevelWindows.front(); + GdkDisplay* display; + if (tlw && tlw->m_widget) + display = gtk_widget_get_display(tlw->m_widget); + else + display = gdk_display_get_default(); + gdk_display_get_pointer(display, NULL, &x, &y, &mask); +} + wxMouseState wxGetMouseState() { wxMouseState ms; @@ -2443,18 +2122,21 @@ wxMouseState wxGetMouseState() gint y; GdkModifierType mask; - gdk_window_get_pointer(NULL, &x, &y, &mask); + GetMouseState(x, y, mask); ms.SetX(x); ms.SetY(y); - ms.SetLeftDown(mask & GDK_BUTTON1_MASK); - ms.SetMiddleDown(mask & GDK_BUTTON2_MASK); - ms.SetRightDown(mask & GDK_BUTTON3_MASK); - - ms.SetControlDown(mask & GDK_CONTROL_MASK); - ms.SetShiftDown(mask & GDK_SHIFT_MASK); - ms.SetAltDown(mask & GDK_MOD1_MASK); - ms.SetMetaDown(mask & GDK_MOD2_MASK); + ms.SetLeftDown((mask & GDK_BUTTON1_MASK) != 0); + ms.SetMiddleDown((mask & GDK_BUTTON2_MASK) != 0); + ms.SetRightDown((mask & GDK_BUTTON3_MASK) != 0); + // see the comment in InitMouseEvent() + ms.SetAux1Down((mask & GDK_BUTTON4_MASK) != 0); + ms.SetAux2Down((mask & GDK_BUTTON5_MASK) != 0); + + ms.SetControlDown((mask & GDK_CONTROL_MASK) != 0); + ms.SetShiftDown((mask & GDK_SHIFT_MASK) != 0); + ms.SetAltDown((mask & GDK_MOD1_MASK) != 0); + ms.SetMetaDown((mask & GDK_META_MASK) != 0); return ms; } @@ -2467,16 +2149,14 @@ wxMouseState wxGetMouseState() // method #ifdef __WXUNIVERSAL__ IMPLEMENT_ABSTRACT_CLASS(wxWindowGTK, wxWindowBase) -#else // __WXGTK__ - IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase) -#endif // __WXUNIVERSAL__/__WXGTK__ +#endif // __WXUNIVERSAL__ void wxWindowGTK::Init() { // GTK specific - m_widget = (GtkWidget *) NULL; - m_wxwindow = (GtkWidget *) NULL; - m_focusWidget = (GtkWidget *) NULL; + m_widget = NULL; + m_wxwindow = NULL; + m_focusWidget = NULL; // position/size m_x = 0; @@ -2484,36 +2164,29 @@ void wxWindowGTK::Init() m_width = 0; m_height = 0; - m_sizeSet = false; m_hasVMT = false; - m_needParent = true; - m_isBeingDeleted = false; + + m_showOnIdle = false; m_noExpose = false; m_nativeSizeEvent = false; +#ifdef __WXGTK3__ + m_paintContext = NULL; +#endif - m_hasScrolling = false; m_isScrolling = false; m_mouseButtonDown = false; - m_blockScrollEvent = false; - m_scrollBar[0] = - m_scrollBar[1] = NULL; - m_scrollPos[0] = - m_scrollPos[1] = 0; - m_blockValueChanged[0] = - m_blockValueChanged[1] = false; + // initialize scrolling stuff + for ( int dir = 0; dir < ScrollDir_Max; dir++ ) + { + m_scrollBar[dir] = NULL; + m_scrollPos[dir] = 0; + } m_oldClientWidth = m_oldClientHeight = 0; - m_resizing = false; - - m_insertCallback = (wxInsertChildFunction) NULL; - - m_acceptsFocus = false; - m_hasFocus = false; - m_clipPaintRegion = false; m_needsStyleChange = false; @@ -2541,96 +2214,119 @@ wxWindowGTK::wxWindowGTK( wxWindow *parent, Create( parent, id, pos, size, style, name ); } -bool wxWindowGTK::Create( wxWindow *parent, - wxWindowID id, - const wxPoint &pos, - const wxSize &size, - long style, - const wxString &name ) +void wxWindowGTK::GTKCreateScrolledWindowWith(GtkWidget* view) { - if (!PreCreation( parent, pos, size ) || - !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) - { - wxFAIL_MSG( wxT("wxWindowGTK creation failed") ); - return false; - } - - m_insertCallback = wxInsertChildInWindow; + wxASSERT_MSG( HasFlag(wxHSCROLL) || HasFlag(wxVSCROLL), + wxS("Must not be called if scrolling is not needed.") ); - m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL ); - GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); + m_widget = gtk_scrolled_window_new( NULL, NULL ); GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget); - GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) ); - scroll_class->scrollbar_spacing = 0; - - gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); - - m_scrollBar[0] = GTK_RANGE(scrolledWindow->hscrollbar); - m_scrollBar[1] = GTK_RANGE(scrolledWindow->vscrollbar); - - m_wxwindow = gtk_pizza_new(); - -#ifndef __WXUNIVERSAL__ - GtkPizza *pizza = GTK_PIZZA(m_wxwindow); - - if (HasFlag(wxRAISED_BORDER)) - { - gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_OUT ); - } - else if (HasFlag(wxSUNKEN_BORDER)) - { - gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_IN ); + // There is a conflict with default bindings at GTK+ + // level between scrolled windows and notebooks both of which want to use + // Ctrl-PageUp/Down: scrolled windows for scrolling in the horizontal + // direction and notebooks for changing pages -- we decide that if we don't + // have wxHSCROLL style we can safely sacrifice horizontal scrolling if it + // means we can get working keyboard navigation in notebooks + if ( !HasFlag(wxHSCROLL) ) + { + GtkBindingSet * + bindings = gtk_binding_set_by_class(G_OBJECT_GET_CLASS(m_widget)); + if ( bindings ) + { + gtk_binding_entry_remove(bindings, GDK_Page_Up, GDK_CONTROL_MASK); + gtk_binding_entry_remove(bindings, GDK_Page_Down, GDK_CONTROL_MASK); + } } - else if (HasFlag(wxSIMPLE_BORDER)) + + if (HasFlag(wxALWAYS_SHOW_SB)) { - gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_THIN ); + gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_ALWAYS, GTK_POLICY_ALWAYS ); } else { - gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_NONE ); + gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); } -#endif // __WXUNIVERSAL__ - gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow ); + m_scrollBar[ScrollDir_Horz] = GTK_RANGE(gtk_scrolled_window_get_hscrollbar(scrolledWindow)); + m_scrollBar[ScrollDir_Vert] = GTK_RANGE(gtk_scrolled_window_get_vscrollbar(scrolledWindow)); + if (GetLayoutDirection() == wxLayout_RightToLeft) + gtk_range_set_inverted( m_scrollBar[ScrollDir_Horz], TRUE ); - GTK_WIDGET_SET_FLAGS( m_wxwindow, GTK_CAN_FOCUS ); - m_acceptsFocus = true; + gtk_container_add( GTK_CONTAINER(m_widget), view ); - // these handlers block mouse events to any window during scrolling such as - // motion events and prevent GTK and wxWidgets from fighting over where the - // slider should be - g_signal_connect(m_scrollBar[0], "button_press_event", - G_CALLBACK(gtk_scrollbar_button_press_event), this); - g_signal_connect(m_scrollBar[1], "button_press_event", + // connect various scroll-related events + for ( int dir = 0; dir < ScrollDir_Max; dir++ ) + { + // these handlers block mouse events to any window during scrolling + // such as motion events and prevent GTK and wxWidgets from fighting + // over where the slider should be + g_signal_connect(m_scrollBar[dir], "button_press_event", G_CALLBACK(gtk_scrollbar_button_press_event), this); - g_signal_connect(m_scrollBar[0], "button_release_event", + g_signal_connect(m_scrollBar[dir], "button_release_event", G_CALLBACK(gtk_scrollbar_button_release_event), this); - g_signal_connect(m_scrollBar[1], "button_release_event", - G_CALLBACK(gtk_scrollbar_button_release_event), this); - gulong handler_id; - handler_id = g_signal_connect( - m_scrollBar[0], "event_after", G_CALLBACK(gtk_scrollbar_event_after), this); - g_signal_handler_block(m_scrollBar[0], handler_id); - handler_id = g_signal_connect( - m_scrollBar[1], "event_after", G_CALLBACK(gtk_scrollbar_event_after), this); - g_signal_handler_block(m_scrollBar[1], handler_id); - // these handlers get notified when scrollbar slider moves + gulong handler_id = g_signal_connect(m_scrollBar[dir], "event_after", + G_CALLBACK(gtk_scrollbar_event_after), this); + g_signal_handler_block(m_scrollBar[dir], handler_id); - g_signal_connect(m_scrollBar[0], "value_changed", - G_CALLBACK(gtk_scrollbar_value_changed), this); - g_signal_connect(m_scrollBar[1], "value_changed", + // these handlers get notified when scrollbar slider moves + g_signal_connect_after(m_scrollBar[dir], "value_changed", G_CALLBACK(gtk_scrollbar_value_changed), this); + } + + gtk_widget_show( view ); +} + +bool wxWindowGTK::Create( wxWindow *parent, + wxWindowID id, + const wxPoint &pos, + const wxSize &size, + long style, + const wxString &name ) +{ + // Get default border + wxBorder border = GetBorder(style); + + style &= ~wxBORDER_MASK; + style |= border; + + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) + { + wxFAIL_MSG( wxT("wxWindowGTK creation failed") ); + return false; + } + + // We should accept the native look +#if 0 + GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) ); + scroll_class->scrollbar_spacing = 0; +#endif + - gtk_widget_show( m_wxwindow ); + m_wxwindow = wxPizza::New(m_windowStyle); +#ifndef __WXUNIVERSAL__ + if (HasFlag(wxPizza::BORDER_STYLES)) + { + g_signal_connect(m_wxwindow, "parent_set", + G_CALLBACK(parent_set), this); + } +#endif + if (!HasFlag(wxHSCROLL) && !HasFlag(wxVSCROLL)) + m_widget = m_wxwindow; + else + GTKCreateScrolledWindowWith(m_wxwindow); + g_object_ref(m_widget); if (m_parent) m_parent->DoAddChild( this ); m_focusWidget = m_wxwindow; + SetCanFocus(AcceptsFocus()); + PostCreation(); return true; @@ -2640,13 +2336,14 @@ wxWindowGTK::~wxWindowGTK() { SendDestroyEvent(); - if (g_focusWindow == this) - g_focusWindow = NULL; + if (gs_currentFocus == this) + gs_currentFocus = NULL; + if (gs_pendingFocus == this) + gs_pendingFocus = NULL; - if ( g_delayedFocus == this ) - g_delayedFocus = NULL; + if ( gs_deferredFocusOut == this ) + gs_deferredFocusOut = NULL; - m_isBeingDeleted = true; m_hasVMT = false; // destroy children before destroying this window itself @@ -2667,40 +2364,46 @@ wxWindowGTK::~wxWindowGTK() if (m_widget) Show( false ); -#ifdef HAVE_XIM - if (m_ic) - gdk_ic_destroy (m_ic); - if (m_icattr) - gdk_ic_attr_destroy (m_icattr); -#endif - // delete before the widgets to avoid a crash on solaris delete m_imData; + m_imData = NULL; - if (m_wxwindow) - { - gtk_widget_destroy( m_wxwindow ); - m_wxwindow = (GtkWidget*) NULL; - } + // avoid problem with GTK+ 2.18 where a frozen window causes the whole + // TLW to be frozen, and if the window is then destroyed, nothing ever + // gets painted again + if (IsFrozen()) + DoThaw(); if (m_widget) { - gtk_widget_destroy( m_widget ); - m_widget = (GtkWidget*) NULL; + // Note that gtk_widget_destroy() does not destroy the widget, it just + // emits the "destroy" signal. The widget is not actually destroyed + // until its reference count drops to zero. + gtk_widget_destroy(m_widget); + // Release our reference, should be the last one + g_object_unref(m_widget); + m_widget = NULL; } + m_wxwindow = NULL; } bool wxWindowGTK::PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size ) { - wxCHECK_MSG( !m_needParent || parent, false, wxT("Need complete parent.") ); + if ( GTKNeedsParent() ) + { + wxCHECK_MSG( parent, false, wxT("Must have non-NULL parent") ); + } // Use either the given size, or the default if -1 is given. // See wxWindowBase for these functions. m_width = WidthDefault(size.x) ; m_height = HeightDefault(size.y); - m_x = (int)pos.x; - m_y = (int)pos.y; + if (pos != wxDefaultPosition) + { + m_x = pos.x; + m_y = pos.y; + } return true; } @@ -2709,18 +2412,37 @@ void wxWindowGTK::PostCreation() { wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") ); +#if wxGTK_HAS_COMPOSITING_SUPPORT + // Set RGBA visual as soon as possible to minimize the possibility that + // somebody uses the wrong one. + if ( m_backgroundStyle == wxBG_STYLE_TRANSPARENT && + IsTransparentBackgroundSupported() ) + { + GdkScreen *screen = gtk_widget_get_screen (m_widget); +#ifdef __WXGTK3__ + gtk_widget_set_visual(m_widget, gdk_screen_get_rgba_visual(screen)); +#else + GdkColormap *rgba_colormap = gdk_screen_get_rgba_colormap (screen); + + if (rgba_colormap) + gtk_widget_set_colormap(m_widget, rgba_colormap); +#endif + } +#endif // wxGTK_HAS_COMPOSITING_SUPPORT + if (m_wxwindow) { if (!m_noExpose) { // these get reported to wxWidgets -> wxPaintEvent +#ifdef __WXGTK3__ + g_signal_connect(m_wxwindow, "draw", G_CALLBACK(draw), this); +#else + g_signal_connect(m_wxwindow, "expose_event", G_CALLBACK(expose_event), this); +#endif - gtk_pizza_set_external( GTK_PIZZA(m_wxwindow), TRUE ); - - g_signal_connect (m_wxwindow, "expose_event", - G_CALLBACK (gtk_window_expose_callback), this); - - gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), HasFlag( wxFULL_REPAINT_ON_RESIZE ) ); + if (GetLayoutDirection() == wxLayout_LeftToRight) + gtk_widget_set_redraw_on_allocate(m_wxwindow, HasFlag(wxFULL_REPAINT_ON_RESIZE)); } // Create input method handler @@ -2731,10 +2453,7 @@ void wxWindowGTK::PostCreation() g_signal_connect (m_imData->context, "commit", G_CALLBACK (gtk_wxwindow_commit_cb), this); - - // these are called when the "sunken" or "raised" borders are drawn - g_signal_connect (m_widget, "expose_event", - G_CALLBACK (gtk_window_own_expose_callback), this); + g_signal_connect(m_wxwindow, "unrealize", G_CALLBACK(unrealize), this); } // focus handling @@ -2760,70 +2479,80 @@ void wxWindowGTK::PostCreation() } } + if ( !AcceptsFocusFromKeyboard() ) + { + SetCanFocus(false); + + g_signal_connect(m_widget, "focus", + G_CALLBACK(wx_window_focus_callback), this); + } + // connect to the various key and mouse handlers GtkWidget *connect_widget = GetConnectWidget(); ConnectWidget( connect_widget ); - /* We cannot set colours, fonts and cursors before the widget has - been realized, so we do this directly after realization */ - g_signal_connect (connect_widget, "realize", - G_CALLBACK (gtk_window_realized_callback), this); - - if (m_wxwindow) + // We cannot set colours, fonts and cursors before the widget has been + // realized, so we do this directly after realization -- unless the widget + // was in fact realized already. + if ( gtk_widget_get_realized(connect_widget) ) { - // Catch native resize events - g_signal_connect (m_wxwindow, "size_allocate", - G_CALLBACK (gtk_window_size_callback), this); - - // Initialize XIM support - g_signal_connect (m_wxwindow, "realize", - G_CALLBACK (gtk_wxwindow_realized_callback), this); - - // And resize XIM window - g_signal_connect (m_wxwindow, "size_allocate", - G_CALLBACK (gtk_wxwindow_size_callback), this); + gtk_window_realized_callback(connect_widget, this); } - - if (GTK_IS_COMBO(m_widget)) + else { - GtkCombo *gcombo = GTK_COMBO(m_widget); - - g_signal_connect (gcombo->entry, "size_request", - G_CALLBACK (wxgtk_combo_size_request_callback), - this); + g_signal_connect (connect_widget, "realize", + G_CALLBACK (gtk_window_realized_callback), this); } -#ifdef GTK_IS_FILE_CHOOSER_BUTTON - else if (GTK_IS_FILE_CHOOSER_BUTTON(m_widget)) + + if (!IsTopLevel()) { - // If we connect to the "size_request" signal of a GtkFileChooserButton - // then that control won't be sized properly when placed inside sizers - // (this can be tested removing this elseif and running XRC or WIDGETS samples) - // FIXME: what should be done here ? + g_signal_connect(m_wxwindow ? m_wxwindow : m_widget, "size_allocate", + G_CALLBACK(size_allocate), this); } + +#if GTK_CHECK_VERSION(2, 8, 0) +#ifndef __WXGTK3__ + if ( gtk_check_version(2,8,0) == NULL ) #endif - else { - // This is needed if we want to add our windows into native - // GTK controls, such as the toolbar. With this callback, the - // toolbar gets to know the correct size (the one set by the - // programmer). Sadly, it misbehaves for wxComboBox. - g_signal_connect (m_widget, "size_request", - G_CALLBACK (wxgtk_window_size_request_callback), - this); + // Make sure we can notify the app when mouse capture is lost + if ( m_wxwindow ) + { + g_signal_connect (m_wxwindow, "grab_broken_event", + G_CALLBACK (gtk_window_grab_broken), this); + } + + if ( connect_widget != m_wxwindow ) + { + g_signal_connect (connect_widget, "grab_broken_event", + G_CALLBACK (gtk_window_grab_broken), this); + } } +#endif // GTK+ >= 2.8 + + if (!WX_IS_PIZZA(gtk_widget_get_parent(m_widget)) && !GTK_IS_WINDOW(m_widget)) + gtk_widget_set_size_request(m_widget, m_width, m_height); InheritAttributes(); m_hasVMT = true; + SetLayoutDirection(wxLayout_Default); + // unless the window was created initially hidden (i.e. Hide() had been // called before Create()), we should show it at GTK+ level as well if ( IsShown() ) gtk_widget_show( m_widget ); } +unsigned long +wxWindowGTK::GTKConnectWidget(const char *signal, wxGTKCallback callback) +{ + return g_signal_connect(m_widget, signal, callback, this); +} + void wxWindowGTK::ConnectWidget( GtkWidget *widget ) { g_signal_connect (widget, "key_press_event", @@ -2836,8 +2565,16 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget ) G_CALLBACK (gtk_window_button_release_callback), this); g_signal_connect (widget, "motion_notify_event", G_CALLBACK (gtk_window_motion_notify_callback), this); + g_signal_connect (widget, "scroll_event", G_CALLBACK (window_scroll_event), this); + if (m_scrollBar[ScrollDir_Horz]) + g_signal_connect (m_scrollBar[ScrollDir_Horz], "scroll_event", + G_CALLBACK (window_scroll_event_hscrollbar), this); + if (m_scrollBar[ScrollDir_Vert]) + g_signal_connect (m_scrollBar[ScrollDir_Vert], "scroll_event", + G_CALLBACK (window_scroll_event), this); + g_signal_connect (widget, "popup_menu", G_CALLBACK (wxgtk_window_popup_menu_callback), this); g_signal_connect (widget, "enter_notify_event", @@ -2848,37 +2585,90 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget ) bool wxWindowGTK::Destroy() { - wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") ); - m_hasVMT = false; return wxWindowBase::Destroy(); } -void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height) +static GSList* gs_queueResizeList; + +extern "C" { +static gboolean queue_resize(void*) { - gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), m_widget, x, y, width, height ); + gdk_threads_enter(); + for (GSList* p = gs_queueResizeList; p; p = p->next) + { + if (p->data) + { + gtk_widget_queue_resize(GTK_WIDGET(p->data)); + g_object_remove_weak_pointer(G_OBJECT(p->data), &p->data); + } + } + g_slist_free(gs_queueResizeList); + gs_queueResizeList = NULL; + gdk_threads_leave(); + return false; +} } -void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags ) +void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height) { - wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") ); - wxASSERT_MSG( (m_parent != NULL), wxT("wxWindowGTK::SetSize requires parent.\n") ); + gtk_widget_set_size_request(m_widget, width, height); + GtkWidget* parent = gtk_widget_get_parent(m_widget); + if (WX_IS_PIZZA(parent)) + WX_PIZZA(parent)->move(m_widget, x, y, width, height); -/* - printf( "DoSetSize: name %s, x,y,w,h: %d,%d,%d,%d \n", GetName().c_str(), x,y,width,height ); -*/ + // With GTK3, gtk_widget_queue_resize() is ignored while a size-allocate + // is in progress. This situation is common in wxWidgets, since + // size-allocate can generate wxSizeEvent and size event handlers often + // call SetSize(), directly or indirectly. Work around this by deferring + // the queue-resize until after size-allocate processing is finished. + if (g_slist_find(gs_queueResizeList, m_widget) == NULL) + { + if (gs_queueResizeList == NULL) + g_idle_add_full(GTK_PRIORITY_RESIZE, queue_resize, NULL, NULL); + gs_queueResizeList = g_slist_prepend(gs_queueResizeList, m_widget); + g_object_add_weak_pointer(G_OBJECT(m_widget), &gs_queueResizeList->data); + } +} - if (m_resizing) return; /* I don't like recursions */ - m_resizing = true; +void wxWindowGTK::ConstrainSize() +{ +#ifdef __WXGPE__ + // GPE's window manager doesn't like size hints at all, esp. when the user + // has to use the virtual keyboard, so don't constrain size there + if (!IsTopLevel()) +#endif + { + const wxSize minSize = GetMinSize(); + const wxSize maxSize = GetMaxSize(); + if (minSize.x > 0 && m_width < minSize.x) m_width = minSize.x; + if (minSize.y > 0 && m_height < minSize.y) m_height = minSize.y; + if (maxSize.x > 0 && m_width > maxSize.x) m_width = maxSize.x; + if (maxSize.y > 0 && m_height > maxSize.y) m_height = maxSize.y; + } +} + +void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags ) +{ + wxCHECK_RET(m_widget, "invalid window"); - int currentX, currentY; - GetPosition(¤tX, ¤tY); - if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) - x = currentX; - if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) - y = currentY; - AdjustForParentClientOrigin(x, y, sizeFlags); + int scrollX = 0, scrollY = 0; + GtkWidget* parent = gtk_widget_get_parent(m_widget); + if (WX_IS_PIZZA(parent)) + { + wxPizza* pizza = WX_PIZZA(parent); + scrollX = pizza->m_scroll_x; + scrollY = pizza->m_scroll_y; + } + if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) + x += scrollX; + else + x = m_x; + if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) + y += scrollY; + else + y = m_y; // calculate the best size if we should auto size the window if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) || @@ -2891,167 +2681,89 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags height = sizeBest.y; } - if (width != -1) - m_width = width; - if (height != -1) - m_height = height; - - int minWidth = GetMinWidth(), - minHeight = GetMinHeight(), - maxWidth = GetMaxWidth(), - maxHeight = GetMaxHeight(); + if (width == -1) + width = m_width; + if (height == -1) + height = m_height; - if ((minWidth != -1) && (m_width < minWidth )) m_width = minWidth; - if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight; - if ((maxWidth != -1) && (m_width > maxWidth )) m_width = maxWidth; - if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight; - -#if wxUSE_TOOLBAR_NATIVE - if (wxDynamicCast(GetParent(), wxToolBar)) + const bool sizeChange = m_width != width || m_height != height; + if (sizeChange || m_x != x || m_y != y) { - // don't take the x,y values, they're wrong because toolbar sets them - GtkWidget *widget = GTK_WIDGET(m_widget); - gtk_widget_set_size_request (widget, m_width, m_height); - if (GTK_WIDGET_VISIBLE (widget)) - gtk_widget_queue_resize (widget); - } - else -#endif - if (m_parent->m_wxwindow == NULL) // i.e. wxNotebook - { - // don't set the size for children of wxNotebook, just take the values. m_x = x; m_y = y; m_width = width; m_height = height; - } - else - { - GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow); - if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0) - { - if (x != -1) m_x = x + pizza->xoffset; - if (y != -1) m_y = y + pizza->yoffset; - } - else - { - m_x = x + pizza->xoffset; - m_y = y + pizza->yoffset; - } - - int left_border = 0; - int right_border = 0; - int top_border = 0; - int bottom_border = 0; /* the default button has a border around it */ - if (GTK_WIDGET_CAN_DEFAULT(m_widget)) + if (gtk_widget_get_can_default(m_widget)) { GtkBorder *default_border = NULL; gtk_widget_style_get( m_widget, "default_border", &default_border, NULL ); if (default_border) { - left_border += default_border->left; - right_border += default_border->right; - top_border += default_border->top; - bottom_border += default_border->bottom; - g_free( default_border ); + x -= default_border->left; + y -= default_border->top; + width += default_border->left + default_border->right; + height += default_border->top + default_border->bottom; + gtk_border_free( default_border ); } } - DoMoveWindow( m_x-top_border, - m_y-left_border, - m_width+left_border+right_border, - m_height+top_border+bottom_border ); + DoMoveWindow(x, y, width, height); } - if (m_hasScrolling) + if ((sizeChange && !m_nativeSizeEvent) || (sizeFlags & wxSIZE_FORCE_EVENT)) { - /* Sometimes the client area changes size without the - whole windows's size changing, but if the whole - windows's size doesn't change, no wxSizeEvent will - normally be sent. Here we add an extra test if - the client test has been changed and this will - be used then. */ + // update these variables to keep size_allocate handler + // from sending another size event for this change GetClientSize( &m_oldClientWidth, &m_oldClientHeight ); - } - -/* - wxPrintf( "OnSize sent from " ); - if (GetClassInfo() && GetClassInfo()->GetClassName()) - wxPrintf( GetClassInfo()->GetClassName() ); - wxPrintf( " %d %d %d %d\n", (int)m_x, (int)m_y, (int)m_width, (int)m_height ); -*/ - if (!m_nativeSizeEvent) - { wxSizeEvent event( wxSize(m_width,m_height), GetId() ); event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( event ); + HandleWindowEvent( event ); } - - m_resizing = false; } -void wxWindowGTK::OnInternalIdle() +bool wxWindowGTK::GTKShowFromOnIdle() { - if ( m_dirtyTabOrder ) - { - m_dirtyTabOrder = false; - RealizeTabOrder(); + if (IsShown() && m_showOnIdle && !gtk_widget_get_visible (m_widget)) + { + GtkAllocation alloc; + alloc.x = m_x; + alloc.y = m_y; + alloc.width = m_width; + alloc.height = m_height; + gtk_widget_size_allocate( m_widget, &alloc ); + gtk_widget_show( m_widget ); + wxShowEvent eventShow(GetId(), true); + eventShow.SetEventObject(this); + HandleWindowEvent(eventShow); + m_showOnIdle = false; + return true; } - // Update style if the window was not yet realized - // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called - if (m_needsStyleChange) - { - SetBackgroundStyle(GetBackgroundStyle()); - m_needsStyleChange = false; - } + return false; +} - // Update invalidated regions. - GtkUpdate(); +void wxWindowGTK::OnInternalIdle() +{ + if ( gs_deferredFocusOut ) + GTKHandleDeferredFocusOut(); - wxCursor cursor = m_cursor; - if (g_globalCursor.Ok()) cursor = g_globalCursor; + // Check if we have to show window now + if (GTKShowFromOnIdle()) return; - if (cursor.Ok()) + if ( m_dirtyTabOrder ) { - /* I now set the cursor anew in every OnInternalIdle call - as setting the cursor in a parent window also effects the - windows above so that checking for the current cursor is - not possible. */ - - if (m_wxwindow) - { - GdkWindow *window = GTK_PIZZA(m_wxwindow)->bin_window; - if (window) - gdk_window_set_cursor( window, cursor.GetCursor() ); - - if (!g_globalCursor.Ok()) - cursor = *wxSTANDARD_CURSOR; - - window = m_widget->window; - if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget))) - gdk_window_set_cursor( window, cursor.GetCursor() ); - - } - else if ( m_widget ) - { - GdkWindow *window = m_widget->window; - if ( window && !GTK_WIDGET_NO_WINDOW(m_widget) ) - gdk_window_set_cursor( window, cursor.GetCursor() ); - } + m_dirtyTabOrder = false; + RealizeTabOrder(); } - if (wxUpdateUIEvent::CanUpdate(this)) - UpdateWindowUI(wxUPDATE_UI_FROMIDLE); + wxWindowBase::OnInternalIdle(); } void wxWindowGTK::DoGetSize( int *width, int *height ) const { - wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - if (width) (*width) = m_width; if (height) (*height) = m_height; } @@ -3060,36 +2772,9 @@ void wxWindowGTK::DoSetClientSize( int width, int height ) { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - if (m_wxwindow) - { - int dw = 0; - int dh = 0; - - if (m_hasScrolling) - { - GetScrollbarWidth(m_widget, dw, dh); - } - -#ifndef __WXUNIVERSAL__ - if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER)) - { - // shadow border size is 2 - dw += 2 * 2; - dh += 2 * 2; - } - if (HasFlag(wxSIMPLE_BORDER)) - { - // simple border size is 1 - dw += 1 * 2; - dh += 1 * 2; - } -#endif // __WXUNIVERSAL__ - - width += dw; - height += dh; - } - - SetSize(width, height); + const wxSize size = GetSize(); + const wxSize clientSize = GetClientSize(); + SetSize(width + (size.x - clientSize.x), height + (size.y - clientSize.y)); } void wxWindowGTK::DoGetClientSize( int *width, int *height ) const @@ -3099,52 +2784,109 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const int w = m_width; int h = m_height; - if (m_wxwindow) + if ( m_wxwindow ) { - int dw = 0; - int dh = 0; + // if window is scrollable, account for scrollbars + if ( GTK_IS_SCROLLED_WINDOW(m_widget) ) + { + GtkPolicyType policy[ScrollDir_Max]; + gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(m_widget), + &policy[ScrollDir_Horz], + &policy[ScrollDir_Vert]); + const int scrollbar_spacing = + GTK_SCROLLED_WINDOW_GET_CLASS(m_widget)->scrollbar_spacing; + + for ( int i = 0; i < ScrollDir_Max; i++ ) + { + // don't account for the scrollbars we don't have + GtkRange * const range = m_scrollBar[i]; + if ( !range ) + continue; + + // nor for the ones we have but don't current show + switch ( policy[i] ) + { + case GTK_POLICY_NEVER: + // never shown so doesn't take any place + continue; + + case GTK_POLICY_ALWAYS: + // no checks necessary + break; + + case GTK_POLICY_AUTOMATIC: + // may be shown or not, check + GtkAdjustment *adj = gtk_range_get_adjustment(range); + if (gtk_adjustment_get_upper(adj) <= gtk_adjustment_get_page_size(adj)) + continue; + } - if (m_hasScrolling) - { - GetScrollbarWidth(m_widget, dw, dh); + GtkRequisition req; +#ifdef __WXGTK3__ + GtkWidget* widget = GTK_WIDGET(range); + if (i == ScrollDir_Horz) + { + if (height) + { + gtk_widget_get_preferred_height(widget, NULL, &req.height); + h -= req.height + scrollbar_spacing; + } + } + else + { + if (width) + { + gtk_widget_get_preferred_width(widget, NULL, &req.width); + w -= req.width + scrollbar_spacing; + } + } +#else // !__WXGTK3__ + gtk_widget_size_request(GTK_WIDGET(range), &req); + if (i == ScrollDir_Horz) + h -= req.height + scrollbar_spacing; + else + w -= req.width + scrollbar_spacing; +#endif // !__WXGTK3__ + } } -#ifndef __WXUNIVERSAL__ - if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER)) - { - // shadow border size is 2 - dw += 2 * 2; - dh += 2 * 2; - } - if (HasFlag(wxSIMPLE_BORDER)) - { - // simple border size is 1 - dw += 1 * 2; - dh += 1 * 2; - } -#endif // __WXUNIVERSAL__ + const wxSize sizeBorders = DoGetBorderSize(); + w -= sizeBorders.x; + h -= sizeBorders.y; - w -= dw; - h -= dh; + if (w < 0) + w = 0; + if (h < 0) + h = 0; } if (width) *width = w; if (height) *height = h; } -void wxWindowGTK::DoGetPosition( int *x, int *y ) const +wxSize wxWindowGTK::DoGetBorderSize() const { - wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); + if ( !m_wxwindow ) + return wxWindowBase::DoGetBorderSize(); + + GtkBorder border; + WX_PIZZA(m_wxwindow)->get_border(border); + return wxSize(border.left + border.right, border.top + border.bottom); +} +void wxWindowGTK::DoGetPosition( int *x, int *y ) const +{ int dx = 0; int dy = 0; - if (m_parent && m_parent->m_wxwindow) + GtkWidget* parent = NULL; + if (m_widget) + parent = gtk_widget_get_parent(m_widget); + if (WX_IS_PIZZA(parent)) { - GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow); - dx = pizza->xoffset; - dy = pizza->yoffset; + wxPizza* pizza = WX_PIZZA(parent); + dx = pizza->m_scroll_x; + dy = pizza->m_scroll_y; } - if (x) (*x) = m_x - dx; if (y) (*y) = m_y - dy; } @@ -3153,13 +2895,13 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - if (!m_widget->window) return; + if (gtk_widget_get_window(m_widget) == NULL) return; - GdkWindow *source = (GdkWindow *) NULL; + GdkWindow *source = NULL; if (m_wxwindow) - source = GTK_PIZZA(m_wxwindow)->bin_window; + source = gtk_widget_get_window(m_wxwindow); else - source = m_widget->window; + source = gtk_widget_get_window(m_widget); int org_x = 0; int org_y = 0; @@ -3167,14 +2909,24 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const if (!m_wxwindow) { - if (GTK_WIDGET_NO_WINDOW (m_widget)) + if (!gtk_widget_get_has_window(m_widget)) { - org_x += m_widget->allocation.x; - org_y += m_widget->allocation.y; + GtkAllocation a; + gtk_widget_get_allocation(m_widget, &a); + org_x += a.x; + org_y += a.y; } } - if (x) *x += org_x; + + if (x) + { + if (GetLayoutDirection() == wxLayout_RightToLeft) + *x = (GetClientSize().x - *x) + org_x; + else + *x += org_x; + } + if (y) *y += org_y; } @@ -3182,13 +2934,13 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - if (!m_widget->window) return; + if (!gtk_widget_get_realized(m_widget)) return; - GdkWindow *source = (GdkWindow *) NULL; + GdkWindow *source = NULL; if (m_wxwindow) - source = GTK_PIZZA(m_wxwindow)->bin_window; + source = gtk_widget_get_window(m_wxwindow); else - source = m_widget->window; + source = gtk_widget_get_window(m_widget); int org_x = 0; int org_y = 0; @@ -3196,74 +2948,71 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const if (!m_wxwindow) { - if (GTK_WIDGET_NO_WINDOW (m_widget)) + if (!gtk_widget_get_has_window(m_widget)) { - org_x += m_widget->allocation.x; - org_y += m_widget->allocation.y; + GtkAllocation a; + gtk_widget_get_allocation(m_widget, &a); + org_x += a.x; + org_y += a.y; } } - if (x) *x -= org_x; + if (x) + { + if (GetLayoutDirection() == wxLayout_RightToLeft) + *x = (GetClientSize().x - *x) - org_x; + else + *x -= org_x; + } if (y) *y -= org_y; } bool wxWindowGTK::Show( bool show ) { - wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") ); - - if (!wxWindowBase::Show(show)) + if ( !wxWindowBase::Show(show) ) { // nothing to do return false; } - if (show) - gtk_widget_show( m_widget ); - else - gtk_widget_hide( m_widget ); + // notice that we may call Hide() before the window is created and this is + // actually useful to create it hidden initially -- but we can't call + // Show() before it is created + if ( !m_widget ) + { + wxASSERT_MSG( !show, "can't show invalid window" ); + return true; + } + + if ( show ) + { + if ( m_showOnIdle ) + { + // defer until later + return true; + } + + gtk_widget_show(m_widget); + } + else // hide + { + gtk_widget_hide(m_widget); + } wxShowEvent eventShow(GetId(), show); eventShow.SetEventObject(this); - - GetEventHandler()->ProcessEvent(eventShow); + HandleWindowEvent(eventShow); return true; } -static void wxWindowNotifyEnable(wxWindowGTK* win, bool enable) +void wxWindowGTK::DoEnable( bool enable ) { - win->OnParentEnable(enable); - - // Recurse, so that children have the opportunity to Do The Right Thing - // and reset colours that have been messed up by a parent's (really ancestor's) - // Enable call - for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *child = node->GetData(); - if (!child->IsKindOf(CLASSINFO(wxDialog)) && !child->IsKindOf(CLASSINFO(wxFrame))) - wxWindowNotifyEnable(child, enable); - } -} - -bool wxWindowGTK::Enable( bool enable ) -{ - wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") ); - - if (!wxWindowBase::Enable(enable)) - { - // nothing to do - return false; - } + wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); gtk_widget_set_sensitive( m_widget, enable ); - if ( m_wxwindow ) + if (m_wxwindow && (m_wxwindow != m_widget)) gtk_widget_set_sensitive( m_wxwindow, enable ); - - wxWindowNotifyEnable(this, enable); - - return true; } int wxWindowGTK::GetCharHeight() const @@ -3271,11 +3020,9 @@ int wxWindowGTK::GetCharHeight() const wxCHECK_MSG( (m_widget != NULL), 12, wxT("invalid window") ); wxFont font = GetFont(); - wxCHECK_MSG( font.Ok(), 12, wxT("invalid font") ); + wxCHECK_MSG( font.IsOk(), 12, wxT("invalid font") ); - PangoContext *context = NULL; - if (m_widget) - context = gtk_widget_get_pango_context( m_widget ); + PangoContext* context = gtk_widget_get_pango_context(m_widget); if (!context) return 0; @@ -3299,11 +3046,9 @@ int wxWindowGTK::GetCharWidth() const wxCHECK_MSG( (m_widget != NULL), 8, wxT("invalid window") ); wxFont font = GetFont(); - wxCHECK_MSG( font.Ok(), 8, wxT("invalid font") ); + wxCHECK_MSG( font.IsOk(), 8, wxT("invalid font") ); - PangoContext *context = NULL; - if (m_widget) - context = gtk_widget_get_pango_context( m_widget ); + PangoContext* context = gtk_widget_get_pango_context(m_widget); if (!context) return 0; @@ -3322,16 +3067,16 @@ int wxWindowGTK::GetCharWidth() const return (int) PANGO_PIXELS(rect.width); } -void wxWindowGTK::GetTextExtent( const wxString& string, - int *x, - int *y, - int *descent, - int *externalLeading, - const wxFont *theFont ) const +void wxWindowGTK::DoGetTextExtent( const wxString& string, + int *x, + int *y, + int *descent, + int *externalLeading, + const wxFont *theFont ) const { wxFont fontToUse = theFont ? *theFont : GetFont(); - wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") ); + wxCHECK_RET( fontToUse.IsOk(), wxT("invalid font") ); if (string.empty()) { @@ -3377,72 +3122,223 @@ void wxWindowGTK::GetTextExtent( const wxString& string, g_object_unref (layout); } -void wxWindowGTK::SetFocus() +void wxWindowGTK::GTKDisableFocusOutEvent() { - wxCHECK_RET( m_widget != NULL, wxT("invalid window") ); - if ( m_hasFocus ) - { - // don't do anything if we already have focus - return; - } + g_signal_handlers_block_by_func( m_focusWidget, + (gpointer) gtk_window_focus_out_callback, this); +} - if (m_wxwindow) +void wxWindowGTK::GTKEnableFocusOutEvent() +{ + g_signal_handlers_unblock_by_func( m_focusWidget, + (gpointer) gtk_window_focus_out_callback, this); +} + +bool wxWindowGTK::GTKHandleFocusIn() +{ + // Disable default focus handling for custom windows since the default GTK+ + // handler issues a repaint + const bool retval = m_wxwindow ? true : false; + + + // NB: if there's still unprocessed deferred focus-out event (see + // GTKHandleFocusOut() for explanation), we need to process it first so + // that the order of focus events -- focus-out first, then focus-in + // elsewhere -- is preserved + if ( gs_deferredFocusOut ) { - if (!GTK_WIDGET_HAS_FOCUS (m_wxwindow)) + if ( GTKNeedsToFilterSameWindowFocus() && + gs_deferredFocusOut == this ) { - gtk_widget_grab_focus (m_wxwindow); + // GTK+ focus changed from this wxWindow back to itself, so don't + // emit any events at all + wxLogTrace(TRACE_FOCUS, + "filtered out spurious focus change within %s(%p, %s)", + GetClassInfo()->GetClassName(), this, GetLabel()); + gs_deferredFocusOut = NULL; + return retval; } + + // otherwise we need to send focus-out first + wxASSERT_MSG ( gs_deferredFocusOut != this, + "GTKHandleFocusIn(GTKFocus_Normal) called even though focus changed back to itself - derived class should handle this" ); + GTKHandleDeferredFocusOut(); } - else if (m_widget) + + + wxLogTrace(TRACE_FOCUS, + "handling focus_in event for %s(%p, %s)", + GetClassInfo()->GetClassName(), this, GetLabel()); + + if (m_imData) + gtk_im_context_focus_in(m_imData->context); + + gs_currentFocus = this; + gs_pendingFocus = NULL; + +#if wxUSE_CARET + // caret needs to be informed about focus change + wxCaret *caret = GetCaret(); + if ( caret ) { - if (GTK_IS_CONTAINER(m_widget)) - { - gtk_widget_child_focus( m_widget, GTK_DIR_TAB_FORWARD ); - } - else - if (GTK_WIDGET_CAN_FOCUS(m_widget) && !GTK_WIDGET_HAS_FOCUS (m_widget) ) - { + caret->OnSetFocus(); + } +#endif // wxUSE_CARET - if (!GTK_WIDGET_REALIZED(m_widget)) - { - // we can't set the focus to the widget now so we remember that - // it should be focused and will do it later, during the idle - // time, as soon as we can - wxLogTrace(TRACE_FOCUS, - _T("Delaying setting focus to %s(%s)"), - GetClassInfo()->GetClassName(), GetLabel().c_str()); - - g_delayedFocus = this; - } - else - { - wxLogTrace(TRACE_FOCUS, - _T("Setting focus to %s(%s)"), - GetClassInfo()->GetClassName(), GetLabel().c_str()); + // Notify the parent keeping track of focus for the kbd navigation + // purposes that we got it. + wxChildFocusEvent eventChildFocus(static_cast(this)); + GTKProcessEvent(eventChildFocus); - gtk_widget_grab_focus (m_widget); - } - } - else - { - wxLogTrace(TRACE_FOCUS, - _T("Can't set focus to %s(%s)"), - GetClassInfo()->GetClassName(), GetLabel().c_str()); - } + wxFocusEvent eventFocus(wxEVT_SET_FOCUS, GetId()); + eventFocus.SetEventObject(this); + GTKProcessEvent(eventFocus); + + return retval; +} + +bool wxWindowGTK::GTKHandleFocusOut() +{ + // Disable default focus handling for custom windows since the default GTK+ + // handler issues a repaint + const bool retval = m_wxwindow ? true : false; + + + // NB: If a control is composed of several GtkWidgets and when focus + // changes from one of them to another within the same wxWindow, we get + // a focus-out event followed by focus-in for another GtkWidget owned + // by the same wx control. We don't want to generate two spurious + // wxEVT_SET_FOCUS events in this case, so we defer sending wx events + // from GTKHandleFocusOut() until we know for sure it's not coming back + // (i.e. in GTKHandleFocusIn() or at idle time). + if ( GTKNeedsToFilterSameWindowFocus() ) + { + wxASSERT_MSG( gs_deferredFocusOut == NULL, + "deferred focus out event already pending" ); + wxLogTrace(TRACE_FOCUS, + "deferring focus_out event for %s(%p, %s)", + GetClassInfo()->GetClassName(), this, GetLabel()); + gs_deferredFocusOut = this; + return retval; + } + + GTKHandleFocusOutNoDeferring(); + + return retval; +} + +void wxWindowGTK::GTKHandleFocusOutNoDeferring() +{ + wxLogTrace(TRACE_FOCUS, + "handling focus_out event for %s(%p, %s)", + GetClassInfo()->GetClassName(), this, GetLabel()); + + if (m_imData) + gtk_im_context_focus_out(m_imData->context); + + if ( gs_currentFocus != this ) + { + // Something is terribly wrong, gs_currentFocus is out of sync with the + // real focus. We will reset it to NULL anyway, because after this + // focus-out event is handled, one of the following with happen: + // + // * either focus will go out of the app altogether, in which case + // gs_currentFocus _should_ be NULL + // + // * or it goes to another control, in which case focus-in event will + // follow immediately and it will set gs_currentFocus to the right + // value + wxLogDebug("window %s(%p, %s) lost focus even though it didn't have it", + GetClassInfo()->GetClassName(), this, GetLabel()); + } + gs_currentFocus = NULL; + +#if wxUSE_CARET + // caret needs to be informed about focus change + wxCaret *caret = GetCaret(); + if ( caret ) + { + caret->OnKillFocus(); + } +#endif // wxUSE_CARET + + wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() ); + event.SetEventObject( this ); + event.SetWindow( FindFocus() ); + GTKProcessEvent( event ); +} + +/*static*/ +void wxWindowGTK::GTKHandleDeferredFocusOut() +{ + // NB: See GTKHandleFocusOut() for explanation. This function is called + // from either GTKHandleFocusIn() or OnInternalIdle() to process + // deferred event. + if ( gs_deferredFocusOut ) + { + wxWindowGTK *win = gs_deferredFocusOut; + gs_deferredFocusOut = NULL; + + wxLogTrace(TRACE_FOCUS, + "processing deferred focus_out event for %s(%p, %s)", + win->GetClassInfo()->GetClassName(), win, win->GetLabel()); + + win->GTKHandleFocusOutNoDeferring(); + } +} + +void wxWindowGTK::SetFocus() +{ + wxCHECK_RET( m_widget != NULL, wxT("invalid window") ); + + // Setting "physical" focus is not immediate in GTK+ and while + // gtk_widget_is_focus ("determines if the widget is the focus widget + // within its toplevel", i.e. returns true for one widget per TLW, not + // globally) returns true immediately after grabbing focus, + // GTK_WIDGET_HAS_FOCUS (which returns true only for the one widget that + // has focus at the moment) takes effect only after the window is shown + // (if it was hidden at the moment of the call) or at the next event loop + // iteration. + // + // Because we want to FindFocus() call immediately following + // foo->SetFocus() to return foo, we have to keep track of "pending" focus + // ourselves. + gs_pendingFocus = this; + + GtkWidget *widget = m_wxwindow ? m_wxwindow : m_focusWidget; + + if ( GTK_IS_CONTAINER(widget) && + !gtk_widget_get_can_focus(widget) ) + { + wxLogTrace(TRACE_FOCUS, + wxT("Setting focus to a child of %s(%p, %s)"), + GetClassInfo()->GetClassName(), this, GetLabel().c_str()); + gtk_widget_child_focus(widget, GTK_DIR_TAB_FORWARD); + } + else + { + wxLogTrace(TRACE_FOCUS, + wxT("Setting focus to %s(%p, %s)"), + GetClassInfo()->GetClassName(), this, GetLabel().c_str()); + gtk_widget_grab_focus(widget); } } -bool wxWindowGTK::AcceptsFocus() const +void wxWindowGTK::SetCanFocus(bool canFocus) { - return m_acceptsFocus && wxWindowBase::AcceptsFocus(); + gtk_widget_set_can_focus(m_widget, canFocus); + + if ( m_wxwindow && (m_widget != m_wxwindow) ) + { + gtk_widget_set_can_focus(m_wxwindow, canFocus); + } } bool wxWindowGTK::Reparent( wxWindowBase *newParentBase ) { wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") ); - wxWindowGTK *oldParent = m_parent, - *newParent = (wxWindowGTK *)newParentBase; + wxWindowGTK * const newParent = (wxWindowGTK *)newParentBase; wxASSERT( GTK_IS_WIDGET(m_widget) ); @@ -3451,24 +3347,26 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase ) wxASSERT( GTK_IS_WIDGET(m_widget) ); - /* prevent GTK from deleting the widget arbitrarily */ - gtk_widget_ref( m_widget ); - - if (oldParent) - { - gtk_container_remove( GTK_CONTAINER(m_widget->parent), m_widget ); - } + // Notice that old m_parent pointer might be non-NULL here but the widget + // still not have any parent at GTK level if it's a notebook page that had + // been removed from the notebook so test this at GTK level and not wx one. + if ( GtkWidget *parentGTK = gtk_widget_get_parent(m_widget) ) + gtk_container_remove(GTK_CONTAINER(parentGTK), m_widget); wxASSERT( GTK_IS_WIDGET(m_widget) ); if (newParent) { + if (gtk_widget_get_visible (newParent->m_widget)) + { + m_showOnIdle = true; + gtk_widget_hide( m_widget ); + } /* insert GTK representation */ - (*(newParent->m_insertCallback))(newParent, this); + newParent->AddChildGTK(this); } - /* reverse: prevent GTK from deleting the widget arbitrarily */ - gtk_widget_unref( m_widget ); + SetLayoutDirection(wxLayout_Default); return true; } @@ -3476,40 +3374,115 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase ) void wxWindowGTK::DoAddChild(wxWindowGTK *child) { wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") ); - wxASSERT_MSG( (child != NULL), wxT("invalid child window") ); - wxASSERT_MSG( (m_insertCallback != NULL), wxT("invalid child insertion function") ); - /* add to list */ AddChild( child ); /* insert GTK representation */ - (*m_insertCallback)(this, child); + AddChildGTK(child); } void wxWindowGTK::AddChild(wxWindowBase *child) { wxWindowBase::AddChild(child); m_dirtyTabOrder = true; - if (g_isIdle) - wxapp_install_idle_handler(); + wxTheApp->WakeUpIdle(); } void wxWindowGTK::RemoveChild(wxWindowBase *child) { wxWindowBase::RemoveChild(child); m_dirtyTabOrder = true; - if (g_isIdle) - wxapp_install_idle_handler(); + wxTheApp->WakeUpIdle(); +} + +/* static */ +wxLayoutDirection wxWindowGTK::GTKGetLayout(GtkWidget *widget) +{ + return gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL + ? wxLayout_RightToLeft + : wxLayout_LeftToRight; +} + +/* static */ +void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir) +{ + wxASSERT_MSG( dir != wxLayout_Default, wxT("invalid layout direction") ); + + gtk_widget_set_direction(widget, + dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL + : GTK_TEXT_DIR_LTR); +} + +wxLayoutDirection wxWindowGTK::GetLayoutDirection() const +{ + return GTKGetLayout(m_widget); +} + +void wxWindowGTK::SetLayoutDirection(wxLayoutDirection dir) +{ + if ( dir == wxLayout_Default ) + { + const wxWindow *const parent = GetParent(); + if ( parent ) + { + // inherit layout from parent. + dir = parent->GetLayoutDirection(); + } + else // no parent, use global default layout + { + dir = wxTheApp->GetLayoutDirection(); + } + } + + if ( dir == wxLayout_Default ) + return; + + GTKSetLayout(m_widget, dir); + + if (m_wxwindow && (m_wxwindow != m_widget)) + GTKSetLayout(m_wxwindow, dir); +} + +wxCoord +wxWindowGTK::AdjustForLayoutDirection(wxCoord x, + wxCoord WXUNUSED(width), + wxCoord WXUNUSED(widthTotal)) const +{ + // We now mirror the coordinates of RTL windows in wxPizza + return x; } -void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, MoveKind move) +void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, WindowOrder move) { wxWindowBase::DoMoveInTabOrder(win, move); m_dirtyTabOrder = true; - if (g_isIdle) - wxapp_install_idle_handler(); + wxTheApp->WakeUpIdle(); +} + +bool wxWindowGTK::DoNavigateIn(int flags) +{ + if ( flags & wxNavigationKeyEvent::WinChange ) + { + wxFAIL_MSG( wxT("not implemented") ); + + return false; + } + else // navigate inside the container + { + wxWindow *parent = wxGetTopLevelParent((wxWindow *)this); + wxCHECK_MSG( parent, false, wxT("every window must have a TLW parent") ); + + GtkDirectionType dir; + dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD + : GTK_DIR_TAB_BACKWARD; + + gboolean rc; + g_signal_emit_by_name(parent->m_widget, "focus", dir, &rc); + + return rc != 0; + } } bool wxWindowGTK::GTKWidgetNeedsMnemonic() const @@ -3542,18 +3515,20 @@ void wxWindowGTK::RealizeTabOrder() { wxWindowGTK *win = *i; + bool focusableFromKeyboard = win->AcceptsFocusFromKeyboard(); + if ( mnemonicWindow ) { - if ( win->AcceptsFocusFromKeyboard() ) + if ( focusableFromKeyboard ) { // wxComboBox et al. needs to focus on on a different // widget than m_widget, so if the main widget isn't // focusable try the connect widget GtkWidget* w = win->m_widget; - if ( !GTK_WIDGET_CAN_FOCUS(w) ) + if ( !gtk_widget_get_can_focus(w) ) { w = win->GetConnectWidget(); - if ( !GTK_WIDGET_CAN_FOCUS(w) ) + if ( !gtk_widget_get_can_focus(w) ) w = NULL; } @@ -3569,7 +3544,8 @@ void wxWindowGTK::RealizeTabOrder() mnemonicWindow = win; } - chain = g_list_prepend(chain, win->m_widget); + if ( focusableFromKeyboard ) + chain = g_list_prepend(chain, win->m_widget); } chain = g_list_reverse(chain); @@ -3588,13 +3564,13 @@ void wxWindowGTK::Raise() { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - if (m_wxwindow && m_wxwindow->window) + if (m_wxwindow && gtk_widget_get_window(m_wxwindow)) { - gdk_window_raise( m_wxwindow->window ); + gdk_window_raise(gtk_widget_get_window(m_wxwindow)); } - else if (m_widget->window) + else if (gtk_widget_get_window(m_widget)) { - gdk_window_raise( m_widget->window ); + gdk_window_raise(gtk_widget_get_window(m_widget)); } } @@ -3602,202 +3578,374 @@ void wxWindowGTK::Lower() { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - if (m_wxwindow && m_wxwindow->window) + if (m_wxwindow && gtk_widget_get_window(m_wxwindow)) { - gdk_window_lower( m_wxwindow->window ); + gdk_window_lower(gtk_widget_get_window(m_wxwindow)); } - else if (m_widget->window) + else if (gtk_widget_get_window(m_widget)) { - gdk_window_lower( m_widget->window ); + gdk_window_lower(gtk_widget_get_window(m_widget)); } } bool wxWindowGTK::SetCursor( const wxCursor &cursor ) { - wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") ); + if ( !wxWindowBase::SetCursor(cursor.IsOk() ? cursor : *wxSTANDARD_CURSOR) ) + return false; - if (cursor == m_cursor) - return false; + GTKUpdateCursor(); - if (g_isIdle) - wxapp_install_idle_handler(); + return true; +} - if (cursor == wxNullCursor) - return wxWindowBase::SetCursor( *wxSTANDARD_CURSOR ); - else - return wxWindowBase::SetCursor( cursor ); +void wxWindowGTK::GTKUpdateCursor(bool update_self /*=true*/, bool recurse /*=true*/) +{ + if (update_self) + { + wxCursor cursor(g_globalCursor.IsOk() ? g_globalCursor : GetCursor()); + if ( cursor.IsOk() ) + { + wxArrayGdkWindows windowsThis; + GdkWindow* window = GTKGetWindow(windowsThis); + if (window) + gdk_window_set_cursor( window, cursor.GetCursor() ); + else + { + const size_t count = windowsThis.size(); + for ( size_t n = 0; n < count; n++ ) + { + GdkWindow *win = windowsThis[n]; + // It can be zero if the window has not been realized yet. + if ( win ) + { + gdk_window_set_cursor(win, cursor.GetCursor()); + } + } + } + } + } + + if (recurse) + { + for (wxWindowList::iterator it = GetChildren().begin(); it != GetChildren().end(); ++it) + { + (*it)->GTKUpdateCursor( true ); + } + } } void wxWindowGTK::WarpPointer( int x, int y ) { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); - // We provide this function ourselves as it is - // missing in GDK (top of this file). + ClientToScreen(&x, &y); + GdkDisplay* display = gtk_widget_get_display(m_widget); + GdkScreen* screen = gtk_widget_get_screen(m_widget); +#ifdef __WXGTK3__ + GdkDeviceManager* manager = gdk_display_get_device_manager(display); + gdk_device_warp(gdk_device_manager_get_client_pointer(manager), screen, x, y); +#else +#ifdef GDK_WINDOWING_X11 + XWarpPointer(GDK_DISPLAY_XDISPLAY(display), + None, + GDK_WINDOW_XID(gdk_screen_get_root_window(screen)), + 0, 0, 0, 0, x, y); +#endif +#endif +} + +wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const +{ + // find the scrollbar which generated the event + for ( int dir = 0; dir < ScrollDir_Max; dir++ ) + { + if ( range == m_scrollBar[dir] ) + return (ScrollDir)dir; + } - GdkWindow *window = (GdkWindow*) NULL; - if (m_wxwindow) - window = GTK_PIZZA(m_wxwindow)->bin_window; - else - window = GetConnectWidget()->window; + wxFAIL_MSG( wxT("event from unknown scrollbar received") ); + + return ScrollDir_Max; +} + +bool wxWindowGTK::DoScrollByUnits(ScrollDir dir, ScrollUnit unit, int units) +{ + bool changed = false; + GtkRange* range = m_scrollBar[dir]; + if ( range && units ) + { + GtkAdjustment* adj = gtk_range_get_adjustment(range); + double inc = unit == ScrollUnit_Line ? gtk_adjustment_get_step_increment(adj) + : gtk_adjustment_get_page_increment(adj); + + const int posOld = wxRound(gtk_adjustment_get_value(adj)); + gtk_range_set_value(range, posOld + units*inc); + + changed = wxRound(gtk_adjustment_get_value(adj)) != posOld; + } - if (window) - gdk_window_warp_pointer( window, x, y ); + return changed; } bool wxWindowGTK::ScrollLines(int lines) { - bool changed = false; - GtkRange* range = m_scrollBar[1]; - if (range != NULL) - { - GtkAdjustment* adj = range->adjustment; - const int pos = int(adj->value + 0.5); - gtk_range_set_value(range, pos + lines*adj->step_increment); - changed = pos != int(adj->value + 0.5); - } - return changed; + return DoScrollByUnits(ScrollDir_Vert, ScrollUnit_Line, lines); } bool wxWindowGTK::ScrollPages(int pages) { - bool changed = false; - GtkRange* range = m_scrollBar[1]; - if (range != NULL) - { - GtkAdjustment* adj = range->adjustment; - const int pos = int(adj->value + 0.5); - gtk_range_set_value(range, pos + pages*adj->page_increment); - changed = pos != int(adj->value + 0.5); - } - return changed; + return DoScrollByUnits(ScrollDir_Vert, ScrollUnit_Page, pages); } -void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect ) +void wxWindowGTK::Refresh(bool WXUNUSED(eraseBackground), + const wxRect *rect) { - if (!m_widget) - return; - if (!m_widget->window) - return; - if (m_wxwindow) { - GdkRectangle gdk_rect, - *p; - if (rect) + if (gtk_widget_get_mapped(m_wxwindow)) { - gdk_rect.x = rect->x; - gdk_rect.y = rect->y; - gdk_rect.width = rect->width; - gdk_rect.height = rect->height; - p = &gdk_rect; + GdkWindow* window = gtk_widget_get_window(m_wxwindow); + if (rect) + { + GdkRectangle r = { rect->x, rect->y, rect->width, rect->height }; + if (GetLayoutDirection() == wxLayout_RightToLeft) + r.x = gdk_window_get_width(window) - r.x - rect->width; + gdk_window_invalidate_rect(window, &r, true); + } + else + gdk_window_invalidate_rect(window, NULL, true); } - else // invalidate everything + } + else if (m_widget) + { + if (gtk_widget_get_mapped(m_widget)) { - p = NULL; + if (rect) + gtk_widget_queue_draw_area(m_widget, rect->x, rect->y, rect->width, rect->height); + else + gtk_widget_queue_draw(m_widget); } - - gdk_window_invalidate_rect( GTK_PIZZA(m_wxwindow)->bin_window, p, TRUE ); } } void wxWindowGTK::Update() { - GtkUpdate(); + if (m_widget && gtk_widget_get_mapped(m_widget)) + { + GdkDisplay* display = gtk_widget_get_display(m_widget); + // Flush everything out to the server, and wait for it to finish. + // This ensures nothing will overwrite the drawing we are about to do. + gdk_display_sync(display); - // when we call Update() we really want to update the window immediately on - // screen, even if it means flushing the entire queue and hence slowing down - // everything -- but it should still be done, it's just that Update() should - // be called very rarely - gdk_flush(); + GdkWindow* window = GTKGetDrawingWindow(); + if (window == NULL) + window = gtk_widget_get_window(m_widget); + gdk_window_process_updates(window, true); + + // Flush again, but no need to wait for it to finish + gdk_display_flush(display); + } } -void wxWindowGTK::GtkUpdate() +bool wxWindowGTK::DoIsExposed( int x, int y ) const { - if (m_wxwindow && GTK_PIZZA(m_wxwindow)->bin_window) - gdk_window_process_updates( GTK_PIZZA(m_wxwindow)->bin_window, FALSE ); - if (m_widget && m_widget->window) - gdk_window_process_updates( m_widget->window, FALSE ); - - // for consistency with other platforms (and also because it's convenient - // to be able to update an entire TLW by calling Update() only once), we - // should also update all our children here - for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); - node; - node = node->GetNext() ) - { - node->GetData()->GtkUpdate(); - } + return m_updateRegion.Contains(x, y) != wxOutRegion; } -void wxWindowGTK::GtkSendPaintEvents() +bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const { - if (!m_wxwindow) - { - m_updateRegion.Clear(); - return; - } + if (GetLayoutDirection() == wxLayout_RightToLeft) + return m_updateRegion.Contains(x-w, y, w, h) != wxOutRegion; + else + return m_updateRegion.Contains(x, y, w, h) != wxOutRegion; +} +#ifdef __WXGTK3__ +void wxWindowGTK::GTKSendPaintEvents(cairo_t* cr) +#else +void wxWindowGTK::GTKSendPaintEvents(const GdkRegion* region) +#endif +{ +#ifdef __WXGTK3__ + m_paintContext = cr; + double x1, y1, x2, y2; + cairo_clip_extents(cr, &x1, &y1, &x2, &y2); + m_updateRegion = wxRegion(int(x1), int(y1), int(x2 - x1), int(y2 - y1)); +#else // !__WXGTK3__ + m_updateRegion = wxRegion(region); +#if wxGTK_HAS_COMPOSITING_SUPPORT + cairo_t* cr = NULL; +#endif +#endif // !__WXGTK3__ // Clip to paint region in wxClientDC m_clipPaintRegion = true; - // widget to draw on - GtkPizza *pizza = GTK_PIZZA (m_wxwindow); + m_nativeUpdateRegion = m_updateRegion; - if (GetThemeEnabled() && (GetBackgroundStyle() == wxBG_STYLE_SYSTEM)) + if (GetLayoutDirection() == wxLayout_RightToLeft) { - // find ancestor from which to steal background - wxWindow *parent = wxGetTopLevelParent((wxWindow *)this); - if (!parent) - parent = (wxWindow*)this; + // Transform m_updateRegion under RTL + m_updateRegion.Clear(); - if (GTK_WIDGET_MAPPED(parent->m_widget)) + const int width = gdk_window_get_width(GTKGetDrawingWindow()); + + wxRegionIterator upd( m_nativeUpdateRegion ); + while (upd) { - wxRegionIterator upd( m_updateRegion ); - while (upd) - { - GdkRectangle rect; - rect.x = upd.GetX(); - rect.y = upd.GetY(); - rect.width = upd.GetWidth(); - rect.height = upd.GetHeight(); - - gtk_paint_flat_box( parent->m_widget->style, - pizza->bin_window, - (GtkStateType)GTK_WIDGET_STATE(m_wxwindow), - GTK_SHADOW_NONE, - &rect, - parent->m_widget, - (char *)"base", - 0, 0, -1, -1 ); - - ++upd; - } + wxRect rect; + rect.x = upd.GetX(); + rect.y = upd.GetY(); + rect.width = upd.GetWidth(); + rect.height = upd.GetHeight(); + + rect.x = width - rect.x - rect.width; + m_updateRegion.Union( rect ); + + ++upd; } } - else + switch ( GetBackgroundStyle() ) { - wxWindowDC dc( (wxWindow*)this ); - dc.SetClippingRegion( m_updateRegion ); + case wxBG_STYLE_TRANSPARENT: +#if wxGTK_HAS_COMPOSITING_SUPPORT + if (IsTransparentBackgroundSupported()) + { + // Set a transparent background, so that overlaying in parent + // might indeed let see through where this child did not + // explicitly paint. + // NB: it works also for top level windows (but this is the + // windows manager which then does the compositing job) +#ifndef __WXGTK3__ + cr = gdk_cairo_create(m_wxwindow->window); + gdk_cairo_region(cr, m_nativeUpdateRegion.GetRegion()); + cairo_clip(cr); +#endif + cairo_set_operator(cr, CAIRO_OPERATOR_CLEAR); + cairo_paint(cr); + cairo_set_operator(cr, CAIRO_OPERATOR_OVER); +#ifndef __WXGTK3__ + cairo_surface_flush(cairo_get_target(cr)); +#endif + } +#endif // wxGTK_HAS_COMPOSITING_SUPPORT + break; + + case wxBG_STYLE_ERASE: + { +#ifdef __WXGTK3__ + wxGTKCairoDC dc(cr); +#else + wxWindowDC dc( (wxWindow*)this ); + dc.SetDeviceClippingRegion( m_updateRegion ); + + // Work around gtk-qt <= 0.60 bug whereby the window colour + // remains grey + if ( UseBgCol() && + wxSystemOptions:: + GetOptionInt("gtk.window.force-background-colour") ) + { + dc.SetBackground(GetBackgroundColour()); + dc.Clear(); + } +#endif // !__WXGTK3__ + wxEraseEvent erase_event( GetId(), &dc ); + erase_event.SetEventObject( this ); + + if ( HandleWindowEvent(erase_event) ) + { + // background erased, don't do it again + break; + } + } + // fall through + + case wxBG_STYLE_SYSTEM: + if ( GetThemeEnabled() ) + { + GdkWindow* gdkWindow = GTKGetDrawingWindow(); + const int w = gdk_window_get_width(gdkWindow); + const int h = gdk_window_get_height(gdkWindow); +#ifdef __WXGTK3__ + GtkStyleContext* sc = gtk_widget_get_style_context(m_wxwindow); + gtk_render_background(sc, cr, 0, 0, w, h); +#else + // find ancestor from which to steal background + wxWindow *parent = wxGetTopLevelParent((wxWindow *)this); + if (!parent) + parent = (wxWindow*)this; + GdkRectangle rect; + m_nativeUpdateRegion.GetBox(rect.x, rect.y, rect.width, rect.height); + gtk_paint_flat_box(gtk_widget_get_style(parent->m_widget), + gdkWindow, + gtk_widget_get_state(m_wxwindow), + GTK_SHADOW_NONE, + &rect, + parent->m_widget, + (char *)"base", + 0, 0, w, h); +#endif // !__WXGTK3__ + } + break; - wxEraseEvent erase_event( GetId(), &dc ); - erase_event.SetEventObject( this ); + case wxBG_STYLE_PAINT: + // nothing to do: window will be painted over in EVT_PAINT + break; - GetEventHandler()->ProcessEvent(erase_event); + default: + wxFAIL_MSG( "unsupported background style" ); } wxNcPaintEvent nc_paint_event( GetId() ); nc_paint_event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( nc_paint_event ); + HandleWindowEvent( nc_paint_event ); wxPaintEvent paint_event( GetId() ); paint_event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( paint_event ); + HandleWindowEvent( paint_event ); + +#if wxGTK_HAS_COMPOSITING_SUPPORT + if (IsTransparentBackgroundSupported()) + { // now composite children which need it + // Overlay all our composite children on top of the painted area + wxWindowList::compatibility_iterator node; + for ( node = m_children.GetFirst(); node ; node = node->GetNext() ) + { + wxWindow *compositeChild = node->GetData(); + if (compositeChild->GetBackgroundStyle() == wxBG_STYLE_TRANSPARENT) + { +#ifndef __WXGTK3__ + if (cr == NULL) + { + cr = gdk_cairo_create(m_wxwindow->window); + gdk_cairo_region(cr, m_nativeUpdateRegion.GetRegion()); + cairo_clip(cr); + } +#endif // !__WXGTK3__ + GtkWidget *child = compositeChild->m_wxwindow; + GtkAllocation alloc; + gtk_widget_get_allocation(child, &alloc); - m_clipPaintRegion = false; + // The source data is the (composited) child + gdk_cairo_set_source_window( + cr, gtk_widget_get_window(child), alloc.x, alloc.y); + + cairo_paint(cr); + } + } +#ifndef __WXGTK3__ + if (cr) + cairo_destroy(cr); +#endif + } +#endif // wxGTK_HAS_COMPOSITING_SUPPORT + m_clipPaintRegion = false; +#ifdef __WXGTK3__ + m_paintContext = NULL; +#endif m_updateRegion.Clear(); + m_nativeUpdateRegion.Clear(); } void wxWindowGTK::SetDoubleBuffered( bool on ) @@ -3808,6 +3956,11 @@ void wxWindowGTK::SetDoubleBuffered( bool on ) gtk_widget_set_double_buffered( m_wxwindow, on ); } +bool wxWindowGTK::IsDoubleBuffered() const +{ + return gtk_widget_get_double_buffered( m_wxwindow ) != 0; +} + void wxWindowGTK::ClearBackground() { wxCHECK_RET( m_widget != NULL, wxT("invalid window") ); @@ -3816,16 +3969,20 @@ void wxWindowGTK::ClearBackground() #if wxUSE_TOOLTIPS void wxWindowGTK::DoSetToolTip( wxToolTip *tip ) { - wxWindowBase::DoSetToolTip(tip); + if (m_tooltip != tip) + { + wxWindowBase::DoSetToolTip(tip); - if (m_tooltip) - m_tooltip->Apply( (wxWindow *)this ); + if (m_tooltip) + m_tooltip->GTKSetWindow(static_cast(this)); + else + GTKApplyToolTip(NULL); + } } -void wxWindowGTK::ApplyToolTip( GtkTooltips *tips, const wxChar *tip ) +void wxWindowGTK::GTKApplyToolTip(const char* tip) { - wxString tmp( tip ); - gtk_tooltips_set_tip( tips, GetConnectWidget(), wxGTK_CONV(tmp), (gchar*) NULL ); + wxToolTip::GTKApply(GetConnectWidget(), tip); } #endif // wxUSE_TOOLTIPS @@ -3836,16 +3993,17 @@ bool wxWindowGTK::SetBackgroundColour( const wxColour &colour ) if (!wxWindowBase::SetBackgroundColour(colour)) return false; - if (colour.Ok()) +#ifndef __WXGTK3__ + if (colour.IsOk()) { // We need the pixel value e.g. for background clearing. m_backgroundColour.CalcPixel(gtk_widget_get_colormap(m_widget)); } +#endif // apply style change (forceStyle=true so that new style is applied // even if the bg colour changed from valid to wxNullColour) - if (GetBackgroundStyle() != wxBG_STYLE_CUSTOM) - ApplyWidgetStyle(true); + GTKApplyWidgetStyle(true); return true; } @@ -3859,92 +4017,109 @@ bool wxWindowGTK::SetForegroundColour( const wxColour &colour ) return false; } - if (colour.Ok()) +#ifndef __WXGTK3__ + if (colour.IsOk()) { // We need the pixel value e.g. for background clearing. m_foregroundColour.CalcPixel(gtk_widget_get_colormap(m_widget)); } +#endif // apply style change (forceStyle=true so that new style is applied // even if the bg colour changed from valid to wxNullColour): - ApplyWidgetStyle(true); + GTKApplyWidgetStyle(true); return true; } -PangoContext *wxWindowGTK::GtkGetPangoDefaultContext() +PangoContext *wxWindowGTK::GTKGetPangoDefaultContext() { return gtk_widget_get_pango_context( m_widget ); } -GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle) +#ifndef __WXGTK3__ +GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle) { // do we need to apply any changes at all? if ( !forceStyle && - !m_font.Ok() && - !m_foregroundColour.Ok() && !m_backgroundColour.Ok() ) + !m_font.IsOk() && + !m_foregroundColour.IsOk() && !m_backgroundColour.IsOk() ) { return NULL; } GtkRcStyle *style = gtk_rc_style_new(); - if ( m_font.Ok() ) + if ( m_font.IsOk() ) { style->font_desc = pango_font_description_copy( m_font.GetNativeFontInfo()->description ); } - if ( m_foregroundColour.Ok() ) + int flagsNormal = 0, + flagsPrelight = 0, + flagsActive = 0, + flagsInsensitive = 0; + + if ( m_foregroundColour.IsOk() ) { const GdkColor *fg = m_foregroundColour.GetColor(); - style->fg[GTK_STATE_NORMAL] = *fg; - style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG; + style->fg[GTK_STATE_NORMAL] = + style->text[GTK_STATE_NORMAL] = *fg; + flagsNormal |= GTK_RC_FG | GTK_RC_TEXT; - style->fg[GTK_STATE_PRELIGHT] = *fg; - style->color_flags[GTK_STATE_PRELIGHT] = GTK_RC_FG; + style->fg[GTK_STATE_PRELIGHT] = + style->text[GTK_STATE_PRELIGHT] = *fg; + flagsPrelight |= GTK_RC_FG | GTK_RC_TEXT; - style->fg[GTK_STATE_ACTIVE] = *fg; - style->color_flags[GTK_STATE_ACTIVE] = GTK_RC_FG; + style->fg[GTK_STATE_ACTIVE] = + style->text[GTK_STATE_ACTIVE] = *fg; + flagsActive |= GTK_RC_FG | GTK_RC_TEXT; } - if ( m_backgroundColour.Ok() ) + if ( m_backgroundColour.IsOk() ) { const GdkColor *bg = m_backgroundColour.GetColor(); - style->bg[GTK_STATE_NORMAL] = *bg; + style->bg[GTK_STATE_NORMAL] = style->base[GTK_STATE_NORMAL] = *bg; - style->color_flags[GTK_STATE_NORMAL] = (GtkRcFlags) - (style->color_flags[GTK_STATE_NORMAL] | GTK_RC_BG | GTK_RC_BASE); + flagsNormal |= GTK_RC_BG | GTK_RC_BASE; - style->bg[GTK_STATE_PRELIGHT] = *bg; + style->bg[GTK_STATE_PRELIGHT] = style->base[GTK_STATE_PRELIGHT] = *bg; - style->color_flags[GTK_STATE_PRELIGHT] = (GtkRcFlags) - (style->color_flags[GTK_STATE_PRELIGHT] | GTK_RC_BG | GTK_RC_BASE); + flagsPrelight |= GTK_RC_BG | GTK_RC_BASE; - style->bg[GTK_STATE_ACTIVE] = *bg; + style->bg[GTK_STATE_ACTIVE] = style->base[GTK_STATE_ACTIVE] = *bg; - style->color_flags[GTK_STATE_ACTIVE] = (GtkRcFlags) - (style->color_flags[GTK_STATE_ACTIVE] | GTK_RC_BG | GTK_RC_BASE); + flagsActive |= GTK_RC_BG | GTK_RC_BASE; - style->bg[GTK_STATE_INSENSITIVE] = *bg; + style->bg[GTK_STATE_INSENSITIVE] = style->base[GTK_STATE_INSENSITIVE] = *bg; - style->color_flags[GTK_STATE_INSENSITIVE] = (GtkRcFlags) - (style->color_flags[GTK_STATE_INSENSITIVE] | GTK_RC_BG | GTK_RC_BASE); + flagsInsensitive |= GTK_RC_BG | GTK_RC_BASE; } + style->color_flags[GTK_STATE_NORMAL] = (GtkRcFlags)flagsNormal; + style->color_flags[GTK_STATE_PRELIGHT] = (GtkRcFlags)flagsPrelight; + style->color_flags[GTK_STATE_ACTIVE] = (GtkRcFlags)flagsActive; + style->color_flags[GTK_STATE_INSENSITIVE] = (GtkRcFlags)flagsInsensitive; + return style; } +#endif // !__WXGTK3__ -void wxWindowGTK::ApplyWidgetStyle(bool forceStyle) +void wxWindowGTK::GTKApplyWidgetStyle(bool WXUNUSED_IN_GTK3(forceStyle)) { - GtkRcStyle *style = CreateWidgetStyle(forceStyle); +#ifdef __WXGTK3__ + DoApplyWidgetStyle(NULL); +#else + GtkRcStyle *style = GTKCreateWidgetStyle(forceStyle); if ( style ) { DoApplyWidgetStyle(style); - gtk_rc_style_unref(style); + g_object_unref(style); } +#endif // Style change may affect GTK+'s size calculation: InvalidateBestSize(); @@ -3952,38 +4127,74 @@ void wxWindowGTK::ApplyWidgetStyle(bool forceStyle) void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style) { - if (m_wxwindow) - gtk_widget_modify_style(m_wxwindow, style); - else - gtk_widget_modify_style(m_widget, style); + GtkWidget* widget = m_wxwindow ? m_wxwindow : m_widget; + + // block the signal temporarily to avoid sending + // wxSysColourChangedEvents when we change the colours ourselves + bool unblock = false; + if (m_wxwindow && IsTopLevel()) + { + unblock = true; + g_signal_handlers_block_by_func( + m_wxwindow, (void*)style_updated, this); + } + + GTKApplyStyle(widget, style); + + if (unblock) + { + g_signal_handlers_unblock_by_func( + m_wxwindow, (void*)style_updated, this); + } +} + +void wxWindowGTK::GTKApplyStyle(GtkWidget* widget, GtkRcStyle* WXUNUSED_IN_GTK3(style)) +{ +#ifdef __WXGTK3__ + const PangoFontDescription* pfd = NULL; + if (m_font.IsOk()) + pfd = pango_font_description_copy(m_font.GetNativeFontInfo()->description); + gtk_widget_override_font(widget, pfd); + gtk_widget_override_color(widget, GTK_STATE_FLAG_NORMAL, m_foregroundColour); + gtk_widget_override_background_color(widget, GTK_STATE_FLAG_NORMAL, m_backgroundColour); +#else + gtk_widget_modify_style(widget, style); +#endif } bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style) { - wxWindowBase::SetBackgroundStyle(style); + if (!wxWindowBase::SetBackgroundStyle(style)) + return false; - if (style == wxBG_STYLE_CUSTOM) +#ifndef __WXGTK3__ + GdkWindow *window; + if ( m_wxwindow ) { - GdkWindow *window = (GdkWindow*) NULL; - if (m_wxwindow) - window = GTK_PIZZA(m_wxwindow)->bin_window; - else - window = GetConnectWidget()->window; + window = GTKGetDrawingWindow(); + } + else + { + GtkWidget * const w = GetConnectWidget(); + window = w ? gtk_widget_get_window(w) : NULL; + } + + bool wantNoBackPixmap = style == wxBG_STYLE_PAINT || style == wxBG_STYLE_TRANSPARENT; + if ( wantNoBackPixmap ) + { if (window) { // Make sure GDK/X11 doesn't refresh the window // automatically. - gdk_window_set_back_pixmap( window, None, False ); -#ifdef __X__ - Display* display = GDK_WINDOW_DISPLAY(window); - XFlush(display); -#endif + gdk_window_set_back_pixmap( window, NULL, FALSE ); m_needsStyleChange = false; } - else - // Do in OnIdle, because the window is not yet available + else // window not realized yet + { + // Do when window is realized m_needsStyleChange = true; + } // Don't apply widget style, or we get a grey background } @@ -3991,11 +4202,129 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style) { // apply style change (forceStyle=true so that new style is applied // even if the bg colour changed from valid to wxNullColour): - ApplyWidgetStyle(true); + GTKApplyWidgetStyle(true); + } +#endif // !__WXGTK3__ + + return true; +} + +bool wxWindowGTK::IsTransparentBackgroundSupported(wxString* reason) const +{ +#if wxGTK_HAS_COMPOSITING_SUPPORT +#ifndef __WXGTK3__ + if (gtk_check_version(wxGTK_VERSION_REQUIRED_FOR_COMPOSITING) != NULL) + { + if (reason) + { + *reason = _("GTK+ installed on this machine is too old to " + "support screen compositing, please install " + "GTK+ 2.12 or later."); + } + + return false; + } +#endif // !__WXGTK3__ + + // NB: We don't check here if the particular kind of widget supports + // transparency, we check only if it would be possible for a generic window + + wxCHECK_MSG ( m_widget, false, "Window must be created first" ); + + if (!gdk_screen_is_composited(gtk_widget_get_screen(m_widget))) + { + if (reason) + { + *reason = _("Compositing not supported by this system, " + "please enable it in your Window Manager."); + } + + return false; + } + + return true; +#else + if (reason) + { + *reason = _("This program was compiled with a too old version of GTK+, " + "please rebuild with GTK+ 2.12 or newer."); + } + + return false; +#endif // wxGTK_HAS_COMPOSITING_SUPPORT/!wxGTK_HAS_COMPOSITING_SUPPORT +} + +// ---------------------------------------------------------------------------- +// Pop-up menu stuff +// ---------------------------------------------------------------------------- + +#if wxUSE_MENUS_NATIVE + +extern "C" { +static +void wxPopupMenuPositionCallback( GtkMenu *menu, + gint *x, gint *y, + gboolean * WXUNUSED(whatever), + gpointer user_data ) +{ + // ensure that the menu appears entirely on screen + GtkRequisition req; + gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req); + + wxSize sizeScreen = wxGetDisplaySize(); + wxPoint *pos = (wxPoint*)user_data; + + gint xmax = sizeScreen.x - req.width, + ymax = sizeScreen.y - req.height; + + *x = pos->x < xmax ? pos->x : xmax; + *y = pos->y < ymax ? pos->y : ymax; +} +} + +bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y ) +{ + wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") ); + + menu->UpdateUI(); + + wxPoint pos; + gpointer userdata; + GtkMenuPositionFunc posfunc; + if ( x == -1 && y == -1 ) + { + // use GTK's default positioning algorithm + userdata = NULL; + posfunc = NULL; + } + else + { + pos = ClientToScreen(wxPoint(x, y)); + userdata = &pos; + posfunc = wxPopupMenuPositionCallback; + } + + menu->m_popupShown = true; + gtk_menu_popup( + GTK_MENU(menu->m_menu), + NULL, // parent menu shell + NULL, // parent menu item + posfunc, // function to position it + userdata, // client data + 0, // button used to activate it + gtk_get_current_event_time() + ); + + while (menu->m_popupShown) + { + gtk_main_iteration(); } + return true; } +#endif // wxUSE_MENUS_NATIVE + #if wxUSE_DRAG_AND_DROP void wxWindowGTK::SetDropTarget( wxDropTarget *dropTarget ) @@ -4004,12 +4333,12 @@ void wxWindowGTK::SetDropTarget( wxDropTarget *dropTarget ) GtkWidget *dnd_widget = GetConnectWidget(); - if (m_dropTarget) m_dropTarget->UnregisterWidget( dnd_widget ); + if (m_dropTarget) m_dropTarget->GtkUnregisterWidget( dnd_widget ); if (m_dropTarget) delete m_dropTarget; m_dropTarget = dropTarget; - if (m_dropTarget) m_dropTarget->RegisterWidget( dnd_widget ); + if (m_dropTarget) m_dropTarget->GtkRegisterWidget( dnd_widget ); } #endif // wxUSE_DRAG_AND_DROP @@ -4022,12 +4351,18 @@ GtkWidget* wxWindowGTK::GetConnectWidget() return connect_widget; } -bool wxWindowGTK::IsOwnGtkWindow( GdkWindow *window ) +bool wxWindowGTK::GTKIsOwnWindow(GdkWindow *window) const { - if (m_wxwindow) - return (window == GTK_PIZZA(m_wxwindow)->bin_window); + wxArrayGdkWindows windowsThis; + GdkWindow * const winThis = GTKGetWindow(windowsThis); + + return winThis ? window == winThis + : windowsThis.Index(window) != wxNOT_FOUND; +} - return (window == m_widget->window); +GdkWindow *wxWindowGTK::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const +{ + return m_wxwindow ? GTKGetDrawingWindow() : gtk_widget_get_window(m_widget); } bool wxWindowGTK::SetFont( const wxFont &font ) @@ -4039,7 +4374,7 @@ bool wxWindowGTK::SetFont( const wxFont &font ) // apply style change (forceStyle=true so that new style is applied // even if the font changed from valid to wxNullFont): - ApplyWidgetStyle(true); + GTKApplyWidgetStyle(true); return true; } @@ -4048,16 +4383,16 @@ void wxWindowGTK::DoCaptureMouse() { wxCHECK_RET( m_widget != NULL, wxT("invalid window") ); - GdkWindow *window = (GdkWindow*) NULL; + GdkWindow *window = NULL; if (m_wxwindow) - window = GTK_PIZZA(m_wxwindow)->bin_window; + window = GTKGetDrawingWindow(); else - window = GetConnectWidget()->window; + window = gtk_widget_get_window(GetConnectWidget()); - wxCHECK_RET( window, _T("CaptureMouse() failed") ); + wxCHECK_RET( window, wxT("CaptureMouse() failed") ); const wxCursor* cursor = &m_cursor; - if (!cursor->Ok()) + if (!cursor->IsOk()) cursor = wxSTANDARD_CURSOR; gdk_pointer_grab( window, FALSE, @@ -4066,7 +4401,7 @@ void wxWindowGTK::DoCaptureMouse() GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_POINTER_MOTION_MASK), - (GdkWindow *) NULL, + NULL, cursor->GetCursor(), (guint32)GDK_CURRENT_TIME ); g_captureWindow = this; @@ -4079,13 +4414,13 @@ void wxWindowGTK::DoReleaseMouse() wxCHECK_RET( g_captureWindow, wxT("can't release mouse - not captured") ); - g_captureWindow = (wxWindowGTK*) NULL; + g_captureWindow = NULL; - GdkWindow *window = (GdkWindow*) NULL; + GdkWindow *window = NULL; if (m_wxwindow) - window = GTK_PIZZA(m_wxwindow)->bin_window; + window = GTKGetDrawingWindow(); else - window = GetConnectWidget()->window; + window = gtk_widget_get_window(GetConnectWidget()); if (!window) return; @@ -4093,6 +4428,14 @@ void wxWindowGTK::DoReleaseMouse() gdk_pointer_ungrab ( (guint32)GDK_CURRENT_TIME ); } +void wxWindowGTK::GTKReleaseMouseAndNotify() +{ + DoReleaseMouse(); + wxMouseCaptureLostEvent evt(GetId()); + evt.SetEventObject( this ); + HandleWindowEvent( evt ); +} + /* static */ wxWindow *wxWindowBase::GetCapture() { @@ -4104,100 +4447,79 @@ bool wxWindowGTK::IsRetained() const return false; } -void wxWindowGTK::BlockScrollEvent() -{ - wxASSERT(!m_blockScrollEvent); - m_blockScrollEvent = true; -} - -void wxWindowGTK::UnblockScrollEvent() +void wxWindowGTK::SetScrollbar(int orient, + int pos, + int thumbVisible, + int range, + bool WXUNUSED(update)) { - wxASSERT(m_blockScrollEvent); - m_blockScrollEvent = false; -} - -void wxWindowGTK::SetScrollbar( int orient, int pos, int thumbVisible, - int range, bool ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid window") ); - wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") ); + const int dir = ScrollDirFromOrient(orient); + GtkRange* const sb = m_scrollBar[dir]; + wxCHECK_RET( sb, wxT("this window is not scrollable") ); - if (range > 0) - { - m_hasScrolling = true; - } - else + if (range <= 0) { // GtkRange requires upper > lower range = thumbVisible = 1; } - if (pos > range - thumbVisible) - pos = range - thumbVisible; - if (pos < 0) - pos = 0; - const int i = orient == wxVERTICAL; - GtkAdjustment* adj = m_scrollBar[i]->adjustment; - adj->step_increment = 1; - adj->page_increment = - adj->page_size = thumbVisible; - adj->upper = range; - SetScrollPos(orient, pos); - gtk_adjustment_changed(adj); + g_signal_handlers_block_by_func( + sb, (void*)gtk_scrollbar_value_changed, this); + + gtk_range_set_increments(sb, 1, thumbVisible); + gtk_adjustment_set_page_size(gtk_range_get_adjustment(sb), thumbVisible); + gtk_range_set_range(sb, 0, range); + gtk_range_set_value(sb, pos); + m_scrollPos[dir] = gtk_range_get_value(sb); + + g_signal_handlers_unblock_by_func( + sb, (void*)gtk_scrollbar_value_changed, this); } -void wxWindowGTK::SetScrollPos( int orient, int pos, bool WXUNUSED(refresh) ) +void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh)) { - wxCHECK_RET( m_widget != NULL, wxT("invalid window") ); - wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") ); + const int dir = ScrollDirFromOrient(orient); + GtkRange * const sb = m_scrollBar[dir]; + wxCHECK_RET( sb, wxT("this window is not scrollable") ); // This check is more than an optimization. Without it, the slider // will not move smoothly while tracking when using wxScrollHelper. if (GetScrollPos(orient) != pos) { - const int i = orient == wxVERTICAL; - GtkAdjustment* adj = m_scrollBar[i]->adjustment; - const int max = int(adj->upper - adj->page_size); - if (pos > max) - pos = max; - if (pos < 0) - pos = 0; - m_scrollPos[i] = - adj->value = pos; - // If a "value_changed" signal emission is not already in progress - if (!m_blockValueChanged[i]) - { - gtk_adjustment_value_changed(adj); - } + g_signal_handlers_block_by_func( + sb, (void*)gtk_scrollbar_value_changed, this); + + gtk_range_set_value(sb, pos); + m_scrollPos[dir] = gtk_range_get_value(sb); + + g_signal_handlers_unblock_by_func( + sb, (void*)gtk_scrollbar_value_changed, this); } } -int wxWindowGTK::GetScrollThumb( int orient ) const +int wxWindowGTK::GetScrollThumb(int orient) const { - wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") ); - wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") ); + GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)]; + wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") ); - const int i = orient == wxVERTICAL; - return int(m_scrollBar[i]->adjustment->page_size); + return wxRound(gtk_adjustment_get_page_size(gtk_range_get_adjustment(sb))); } int wxWindowGTK::GetScrollPos( int orient ) const { - wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") ); - wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") ); + GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)]; + wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") ); - const int i = orient == wxVERTICAL; - return int(m_scrollBar[i]->adjustment->value + 0.5); + return wxRound(gtk_range_get_value(sb)); } int wxWindowGTK::GetScrollRange( int orient ) const { - wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") ); - wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") ); + GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)]; + wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") ); - const int i = orient == wxVERTICAL; - return int(m_scrollBar[i]->adjustment->upper); + return wxRound(gtk_adjustment_get_upper(gtk_range_get_adjustment(sb))); } // Determine if increment is the same as +/-x, allowing for some small @@ -4209,24 +4531,20 @@ static inline bool IsScrollIncrement(double increment, double x) return fabs(increment - fabs(x)) < tolerance; } -wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range) +wxEventType wxWindowGTK::GTKGetScrollEventType(GtkRange* range) { - DEBUG_MAIN_THREAD - - if (g_isIdle) - wxapp_install_idle_handler(); - wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]); const int barIndex = range == m_scrollBar[1]; - GtkAdjustment* adj = range->adjustment; - const int value = int(adj->value + 0.5); + + const double value = gtk_range_get_value(range); + // save previous position const double oldPos = m_scrollPos[barIndex]; // update current position - m_scrollPos[barIndex] = adj->value; + m_scrollPos[barIndex] = value; // If event should be ignored, or integral position has not changed - if (!m_hasVMT || g_blockEventsOnDrag || value == int(oldPos + 0.5)) + if (!m_hasVMT || g_blockEventsOnDrag || wxRound(value) == wxRound(oldPos)) { return wxEVT_NULL; } @@ -4235,14 +4553,15 @@ wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range) if (!m_isScrolling) { // Difference from last change event - const double diff = adj->value - oldPos; + const double diff = value - oldPos; const bool isDown = diff > 0; - if (IsScrollIncrement(adj->step_increment, diff)) + GtkAdjustment* adj = gtk_range_get_adjustment(range); + if (IsScrollIncrement(gtk_adjustment_get_step_increment(adj), diff)) { eventType = isDown ? wxEVT_SCROLL_LINEDOWN : wxEVT_SCROLL_LINEUP; } - else if (IsScrollIncrement(adj->page_increment, diff)) + else if (IsScrollIncrement(gtk_adjustment_get_page_increment(adj), diff)) { eventType = isDown ? wxEVT_SCROLL_PAGEDOWN : wxEVT_SCROLL_PAGEUP; } @@ -4266,12 +4585,34 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) ) m_clipPaintRegion = true; - gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy ); + WX_PIZZA(m_wxwindow)->scroll(dx, dy); m_clipPaintRegion = false; + +#if wxUSE_CARET + bool restoreCaret = (GetCaret() != NULL && GetCaret()->IsVisible()); + if (restoreCaret) + { + wxRect caretRect(GetCaret()->GetPosition(), GetCaret()->GetSize()); + if (dx > 0) + caretRect.width += dx; + else + { + caretRect.x += dx; caretRect.width -= dx; + } + if (dy > 0) + caretRect.height += dy; + else + { + caretRect.y += dy; caretRect.height -= dy; + } + + RefreshRect(caretRect); + } +#endif // wxUSE_CARET } -void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle) +void wxWindowGTK::GTKScrolledWindowSetBorder(GtkWidget* w, int wxstyle) { //RN: Note that static controls usually have no border on gtk, so maybe //it makes sense to treat that as simply no border at the wx level @@ -4282,10 +4623,13 @@ void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle) if(wxstyle & wxBORDER_RAISED) gtkstyle = GTK_SHADOW_OUT; - else if (wxstyle & wxBORDER_SUNKEN) + else if ((wxstyle & wxBORDER_SUNKEN) || (wxstyle & wxBORDER_THEME)) gtkstyle = GTK_SHADOW_IN; +#if 0 + // Now obsolete else if (wxstyle & wxBORDER_DOUBLE) gtkstyle = GTK_SHADOW_ETCHED_IN; +#endif else //default gtkstyle = GTK_SHADOW_IN; @@ -4294,12 +4638,6 @@ void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle) } } -void wxWindowGTK::SetWindowStyleFlag( long style ) -{ - // Updates the internal variable. NB: Now m_windowStyle bits carry the _new_ style values already - wxWindowBase::SetWindowStyleFlag(style); -} - // Find the wxWindow at the current mouse position, also returning the mouse // position. wxWindow* wxFindWindowAtPointer(wxPoint& pt) @@ -4312,70 +4650,109 @@ wxWindow* wxFindWindowAtPointer(wxPoint& pt) // Get the current mouse position. wxPoint wxGetMousePosition() { - /* This crashes when used within wxHelpContext, - so we have to use the X-specific implementation below. - gint x, y; - GdkModifierType *mask; - (void) gdk_window_get_pointer(NULL, &x, &y, mask); - - return wxPoint(x, y); - */ - int x, y; - GdkWindow* windowAtPtr = gdk_window_at_pointer(& x, & y); - - Display *display = windowAtPtr ? GDK_WINDOW_XDISPLAY(windowAtPtr) : GDK_DISPLAY(); - Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display)); - Window rootReturn, childReturn; - int rootX, rootY, winX, winY; - unsigned int maskReturn; - - XQueryPointer (display, - rootWindow, - &rootReturn, - &childReturn, - &rootX, &rootY, &winX, &winY, &maskReturn); - return wxPoint(rootX, rootY); - -} - -// Needed for implementing e.g. combobox on wxGTK within a modal dialog. -void wxAddGrab(wxWindow* window) -{ - gtk_grab_add( (GtkWidget*) window->GetHandle() ); + GdkModifierType unused; + GetMouseState(x, y, unused); + return wxPoint(x, y); } -void wxRemoveGrab(wxWindow* window) +GdkWindow* wxWindowGTK::GTKGetDrawingWindow() const { - gtk_grab_remove( (GtkWidget*) window->GetHandle() ); + GdkWindow* window = NULL; + if (m_wxwindow) + window = gtk_widget_get_window(m_wxwindow); + return window; } // ---------------------------------------------------------------------------- -// wxWinModule +// freeze/thaw // ---------------------------------------------------------------------------- -class wxWinModule : public wxModule +extern "C" { -public: - bool OnInit(); - void OnExit(); -private: - DECLARE_DYNAMIC_CLASS(wxWinModule) -}; +// this is called if we attempted to freeze unrealized widget when it finally +// is realized (and so can be frozen): +static void wx_frozen_widget_realize(GtkWidget* w, wxWindowGTK* win) +{ + wxASSERT( w && gtk_widget_get_has_window(w) ); + wxASSERT( gtk_widget_get_realized(w) ); + + g_signal_handlers_disconnect_by_func + ( + w, + (void*)wx_frozen_widget_realize, + win + ); + + GdkWindow* window; + if (w == win->m_wxwindow) + window = win->GTKGetDrawingWindow(); + else + window = gtk_widget_get_window(w); + gdk_window_freeze_updates(window); +} -IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule) +} // extern "C" -bool wxWinModule::OnInit() +void wxWindowGTK::GTKFreezeWidget(GtkWidget *w) { - // g_eraseGC = gdk_gc_new( gdk_get_default_root_window() ); - // gdk_gc_set_fill( g_eraseGC, GDK_SOLID ); + if ( !w || !gtk_widget_get_has_window(w) ) + return; // window-less widget, cannot be frozen + + GdkWindow* window = gtk_widget_get_window(w); + if (window == NULL) + { + // we can't thaw unrealized widgets because they don't have GdkWindow, + // so set it up to be done immediately after realization: + g_signal_connect_after + ( + w, + "realize", + G_CALLBACK(wx_frozen_widget_realize), + this + ); + return; + } - return true; + if (w == m_wxwindow) + window = GTKGetDrawingWindow(); + gdk_window_freeze_updates(window); +} + +void wxWindowGTK::GTKThawWidget(GtkWidget *w) +{ + if ( !w || !gtk_widget_get_has_window(w) ) + return; // window-less widget, cannot be frozen + + GdkWindow* window = gtk_widget_get_window(w); + if (window == NULL) + { + // the widget wasn't realized yet, no need to thaw + g_signal_handlers_disconnect_by_func + ( + w, + (void*)wx_frozen_widget_realize, + this + ); + return; + } + + if (w == m_wxwindow) + window = GTKGetDrawingWindow(); + gdk_window_thaw_updates(window); +} + +void wxWindowGTK::DoFreeze() +{ + GTKFreezeWidget(m_widget); + if ( m_wxwindow && m_widget != m_wxwindow ) + GTKFreezeWidget(m_wxwindow); } -void wxWinModule::OnExit() +void wxWindowGTK::DoThaw() { - if (g_eraseGC) - g_object_unref (g_eraseGC); + GTKThawWidget(m_widget); + if ( m_wxwindow && m_widget != m_wxwindow ) + GTKThawWidget(m_wxwindow); }