X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a33c3ef80f6310371074da9d8fb8185b0994cae..0d1903dbda864780eec30efdc4e91776bdbfd21b:/src/gtk/window.cpp diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp index eac2874bea..e163078b98 100644 --- a/src/gtk/window.cpp +++ b/src/gtk/window.cpp @@ -2,7 +2,6 @@ // Name: src/gtk/window.cpp // Purpose: wxWindowGTK implementation // Author: Robert Roebling -// Id: $Id$ // Copyright: (c) 1998 Robert Roebling, Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -32,37 +31,36 @@ #include "wx/caret.h" #include "wx/fontutil.h" #include "wx/sysopt.h" +#ifdef __WXGTK3__ + #include "wx/gtk/dc.h" +#endif #include +#include #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" -#include +#include "wx/private/textmeasure.h" +using namespace wxGTKImpl; + +#ifdef GDK_WINDOWING_X11 #include +#include "wx/x11/private/wrapxkb.h" +#else +typedef guint KeySym; +#endif -#if !GTK_CHECK_VERSION(2,10,0) - // GTK+ can reliably detect Meta key state only since 2.10 when - // GDK_META_MASK was introduced -- there wasn't any way to detect it - // in older versions. wxGTK used GDK_MOD2_MASK for this purpose, but - // GDK_MOD2_MASK is documented as: - // - // the fifth modifier key (it depends on the modifier mapping of the X - // server which key is interpreted as this modifier) - // - // In other words, it isn't guaranteed to map to Meta. This is a real - // problem: it is common to map NumLock to it (in fact, it's an exception - // if the X server _doesn't_ use it for NumLock). So the old code caused - // wxKeyEvent::MetaDown() to always return true as long as NumLock was on - // on many systems, which broke all applications using - // wxKeyEvent::GetModifiers() to check modifiers state (see e.g. here: - // http://tinyurl.com/56lsk2). - // - // Because of this, it's better to not detect Meta key state at all than - // to detect it incorrectly. Hence the following #define, which causes - // m_metaDown to be always set to false. - #define GDK_META_MASK 0 +#include +#ifdef __WXGTK3__ +#include #endif +// 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 //----------------------------------------------------------------------------- @@ -183,14 +181,12 @@ 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. - */ //----------------------------------------------------------------------------- @@ -228,86 +224,68 @@ int g_lastButtonNumber = 0; //----------------------------------------------------------------------------- // the trace mask used for the focus debugging messages -#define TRACE_FOCUS _T("focus") - -//----------------------------------------------------------------------------- -// missing gdk functions -//----------------------------------------------------------------------------- +#define TRACE_FOCUS wxT("focus") -void -gdk_window_warp_pointer (GdkWindow *window, - gint x, - gint y) +// A handy function to run from under gdb to show information about the given +// GtkWidget. Right now it only shows its type, we could enhance it to show +// more information later but this is already pretty useful. +const char* wxDumpGtkWidget(GtkWidget* w) { - if (!window) - window = gdk_get_default_root_window(); + static wxString s; + s.Printf("GtkWidget %p, type \"%s\"", w, G_OBJECT_TYPE_NAME(w)); - 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 s.c_str(); } - //----------------------------------------------------------------------------- -// "size_request" of m_widget +// "expose_event"/"draw" from m_wxwindow //----------------------------------------------------------------------------- extern "C" { -static void -wxgtk_window_size_request_callback(GtkWidget * WXUNUSED(widget), - GtkRequisition *requisition, - wxWindow * win) +#ifdef __WXGTK3__ +static gboolean draw(GtkWidget*, cairo_t* cr, wxWindow* win) { - int w, h; - win->GetSize( &w, &h ); - if (w < 2) - w = 2; - if (h < 2) - h = 2; + if (gtk_cairo_should_draw_window(cr, win->GTKGetDrawingWindow())) + win->GTKSendPaintEvents(cr); - requisition->height = h; - requisition->width = w; -} + return false; } - -//----------------------------------------------------------------------------- -// "expose_event" of m_wxwindow -//----------------------------------------------------------------------------- - -extern "C" { -static gboolean -gtk_window_expose_callback( GtkWidget* widget, - GdkEventExpose *gdk_event, - wxWindow *win ) +#else // !__WXGTK3__ +static gboolean expose_event(GtkWidget*, GdkEventExpose* gdk_event, wxWindow* win) { - if (gdk_event->window == widget->window) - { - win->GetUpdateRegion() = wxRegion( gdk_event->region ); - win->GtkSendPaintEvents(); - } - // Let parent window draw window-less widgets - return FALSE; + if (gdk_event->window == win->GTKGetDrawingWindow()) + win->GTKSendPaintEvents(gdk_event->region); + + return false; } +#endif // !__WXGTK3__ } #ifndef __WXUNIVERSAL__ //----------------------------------------------------------------------------- -// "expose_event" from m_wxwindow->parent, for drawing border +// "expose_event"/"draw" from m_wxwindow->parent, for drawing border //----------------------------------------------------------------------------- extern "C" { static gboolean -expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* 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->window != widget->window) +#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; + + if (!win->IsShown()) return false; - const GtkAllocation& alloc = win->m_wxwindow->allocation; + 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; @@ -318,27 +296,55 @@ expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win) 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, - widget->style->black_gc, false, x, y, w - 1, h - 1); + gtk_widget_get_style(widget)->black_gc, false, x, y, w - 1, h - 1); +#endif } - else + 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()); + + 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; - // Style detail to use + GtkStyle* style; const char* detail; - if (win->m_widget == win->m_wxwindow) - // for non-scrollable wxWindows - detail = "entry"; - else - // for scrollable ones + if (win->HasFlag(wxHSCROLL | wxVSCROLL)) + { + style = gtk_widget_get_style(wxGTKPrivate::GetTreeWidget()); detail = "viewport"; + } + else + { + style = gtk_widget_get_style(wxGTKPrivate::GetEntryWidget()); + detail = "entry"; + } + // 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( - win->m_wxwindow->style, gdk_event->window, GTK_STATE_NORMAL, - shadow, NULL, wxGTKPrivate::GetEntryWidget(), detail, x, y, w, h); + style, gdk_event->window, GTK_STATE_NORMAL, + shadow, &clipRect, widget, detail, x, y, w, h); +#endif // !__WXGTK3__ } return false; } @@ -350,17 +356,21 @@ expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win) extern "C" { static void -parent_set(GtkWidget* widget, GtkObject* old_parent, wxWindow* win) +parent_set(GtkWidget* widget, GtkWidget* old_parent, wxWindow* win) { if (old_parent) { g_signal_handlers_disconnect_by_func( - old_parent, (void*)expose_event_border, win); + old_parent, (void*)draw_border, win); } - if (widget->parent) + GtkWidget* parent = gtk_widget_get_parent(widget); + if (parent) { - g_signal_connect_after(widget->parent, "expose_event", - G_CALLBACK(expose_event_border), win); +#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 } } } @@ -370,20 +380,8 @@ parent_set(GtkWidget* widget, GtkObject* old_parent, wxWindow* win) // "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 // @@ -671,27 +669,69 @@ 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_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 ); } @@ -714,10 +754,10 @@ 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"), - keysym); + wxLogTrace(TRACE_KEYS, wxT("Key %s event: keysym = %lu"), + event.GetEventType() == wxEVT_KEY_UP ? wxT("release") + : wxT("press"), + static_cast(keysym)); long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */); @@ -734,6 +774,7 @@ 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 @@ -745,13 +786,20 @@ 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 @@ -784,42 +832,101 @@ 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); + 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; } -struct wxGtkIMData +namespace { - GtkIMContext *context; - GdkEventKey *lastKeyEvent; - wxGtkIMData() +// 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 ) { - context = gtk_im_multicontext_new(); - lastKeyEvent = NULL; + wxKeyEvent eventCharHook(wxEVT_CHAR_HOOK, event); + if ( win->HandleWindowEvent(eventCharHook) + && !event.IsNextEventAllowed() ) + return true; } - ~wxGtkIMData() + + 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() ) { - g_object_unref (context); + // 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 @@ -827,54 +934,33 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), GdkEventKey *gdk_event, wxWindow *win ) { - 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; bool return_after_IM = false; if( wxTranslateGTKKeyEventToWx(event, win, gdk_event) ) { - // Emit KEY_DOWN event - ret = win->HandleWindowEvent( event ); - } - else - { - // Return after IM processing as we cannot do - // anything with it anyhow. - return_after_IM = true; - } - - if ((!ret) && (win->m_imData != NULL)) - { - // 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); - win->m_imData->lastKeyEvent = NULL; - if (intercepted_by_IM) + // Send the CHAR_HOOK event first + if ( SendCharHookEvent(event, win) ) { - wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM")); + // Don't do anything at all with this event any more. return TRUE; } - } - - if (return_after_IM) - return FALSE; + // Next check for accelerators. #if wxUSE_ACCEL - if (!ret) - { wxWindowGTK *ancestor = win; while (ancestor) { int command = ancestor->GetAcceleratorTable()->GetCommand( event ); if (command != -1) { - wxCommandEvent menu_event( wxEVT_COMMAND_MENU_SELECTED, command ); + wxCommandEvent menu_event( wxEVT_MENU, command ); ret = ancestor->HandleWindowEvent( menu_event ); if ( !ret ) @@ -882,7 +968,7 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), // 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 ); + wxCommandEvent button_event( wxEVT_BUTTON, command ); ret = ancestor->HandleWindowEvent( button_event ); } @@ -892,17 +978,50 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), break; ancestor = ancestor->GetParent(); } - } #endif // wxUSE_ACCEL + // If not an accelerator, then emit KEY_DOWN event + if ( !ret ) + ret = win->HandleWindowEvent( event ); + } + else + { + // Return after IM processing as we cannot do + // anything with it anyhow. + return_after_IM = true; + } + + if ( !ret ) + { + // Indicate that IM handling is in process by setting this pointer + // (which will remain valid for all the code called during IM key + // handling). + win->m_imKeyEvent = 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. + const int intercepted_by_IM = win->GTKIMFilterKeypress(gdk_event); + + win->m_imKeyEvent = NULL; + + if ( intercepted_by_IM ) + { + wxLogTrace(TRACE_KEYS, wxT("Key event intercepted by IM")); + return TRUE; + } + } + + if (return_after_IM) + return FALSE; + // 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) ) @@ -919,39 +1038,18 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(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->HandleWindowEvent( event ); - } + AdjustCharEventKeyCodes(eventChar); - if (!ret) - { - event.SetEventType(wxEVT_CHAR); - ret = win->HandleWindowEvent( event ); - } + ret = win->HandleWindowEvent(eventChar); } } @@ -959,77 +1057,72 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), } } +int wxWindowGTK::GTKIMFilterKeypress(GdkEventKey* event) const +{ + return m_imContext ? gtk_im_context_filter_keypress(m_imContext, event) + : FALSE; +} + extern "C" { static void gtk_wxwindow_commit_cb (GtkIMContext * WXUNUSED(context), const gchar *str, wxWindow *window) { - wxKeyEvent event( wxEVT_KEY_DOWN ); + // Ignore the return value here, it doesn't matter for the "commit" signal. + window->GTKDoInsertTextFromIM(str); +} +} + +bool wxWindowGTK::GTKDoInsertTextFromIM(const char* str) +{ + wxKeyEvent event( wxEVT_CHAR ); // take modifiers, cursor position, timestamp etc. from the last // key_press_event that was fed into Input Method: - if (window->m_imData->lastKeyEvent) + if ( m_imKeyEvent ) { - wxFillOtherKeyEventFields(event, - window, window->m_imData->lastKeyEvent); + wxFillOtherKeyEventFields(event, this, m_imKeyEvent); } else { - event.SetEventObject( window ); + event.SetEventObject(this); } 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(); + return false; + bool processed = false; 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 = (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; + AdjustCharEventKeyCodes(event); - event.m_keyCode = *pstr - 'a' + 1; -#if wxUSE_UNICODE - event.m_uniChar = event.m_keyCode; -#endif - } + if ( HandleWindowEvent(event) ) + processed = true; + } - if (parent) - { - event.SetEventType( wxEVT_CHAR_HOOK ); - ret = parent->HandleWindowEvent( event ); - } + return processed; +} - if (!ret) - { - event.SetEventType(wxEVT_CHAR); - ret = window->HandleWindowEvent( event ); - } +bool wxWindowGTK::GTKOnInsertText(const char* text) +{ + if ( !m_imKeyEvent ) + { + // We're not inside IM key handling at all. + return false; } -} + + return GTKDoInsertTextFromIM(text); } @@ -1043,12 +1136,11 @@ gtk_window_key_release_callback( GtkWidget * WXUNUSED(widget), GdkEventKey *gdk_event, wxWindowGTK *win ) { - 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) ) { @@ -1068,38 +1160,6 @@ gtk_window_key_release_callback( GtkWidget * WXUNUSED(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) != 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_META_MASK) != 0; - event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK) != 0; - event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK) != 0; - event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK) != 0; - event.m_aux1Down = (gdk_event->state & GDK_BUTTON4_MASK) != 0; - event.m_aux2Down = (gdk_event->state & GDK_BUTTON5_MASK) != 0; - - wxPoint pt = win->GetClientAreaOrigin(); - event.m_x = (wxCoord)gdk_event->x - pt.x; - event.m_y = (wxCoord)gdk_event->y - pt.y; - - if ((win->m_wxwindow) && (win->GetLayoutDirection() == wxLayout_RightToLeft)) - { - // origin in the upper right corner - int window_width = win->m_wxwindow->allocation.width; - event.m_x = window_width - event.m_x; - } - - 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 @@ -1130,9 +1190,23 @@ 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) { @@ -1149,7 +1223,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& 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()) @@ -1182,6 +1256,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y) else { if ((child->m_wxwindow == NULL) && + win->IsClientAreaChild(child) && (child->m_x <= xx) && (child->m_y <= yy) && (child->m_x+child->m_width >= xx) && @@ -1208,10 +1283,13 @@ bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const return HandleWindowEvent(event); } +bool wxWindowGTK::GTKShouldIgnoreEvent() const +{ + return g_blockEventsOnDrag; +} + int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const { - if (!m_hasVMT) - return FALSE; if (g_blockEventsOnDrag) return TRUE; if (g_blockEventsOnScroll) @@ -1252,118 +1330,95 @@ extern "C" //----------------------------------------------------------------------------- static gboolean -gtk_window_button_press_callback( GtkWidget *widget, +gtk_window_button_press_callback( GtkWidget* WXUNUSED_IN_GTK3(widget), GdkEventButton *gdk_event, wxWindowGTK *win ) { + wxPROCESS_EVENT_ONCE(GdkEventButton, gdk_event); + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); g_lastButtonNumber = gdk_event->button; - // GDK sends surplus button down events - // before a double click event. We - // need to filter these out. - if ((gdk_event->type == GDK_BUTTON_PRESS) && (win->m_wxwindow)) + wxEventType event_type; + wxEventType down; + wxEventType dclick; + switch (gdk_event->button) { - GdkEvent *peek_event = gdk_event_peek(); - if (peek_event) - { - if ((peek_event->type == GDK_2BUTTON_PRESS) || - (peek_event->type == GDK_3BUTTON_PRESS)) + 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; + } + switch (gdk_event->type) + { + 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) { - gdk_event_free( peek_event ); - return TRUE; + 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; + } + } } - else + break; + case GDK_2BUTTON_PRESS: + event_type = dclick; +#ifndef __WXGTK3__ + if (gdk_event->button >= 1 && gdk_event->button <= 3) { - gdk_event_free( peek_event ); + // 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; } - wxEventType event_type = wxEVT_NULL; + g_lastMouseEvent = (GdkEvent*) gdk_event; - if ( gdk_event->type == GDK_2BUTTON_PRESS && - 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; - } - - 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; - - case GDK_2BUTTON_PRESS: - event_type = wxEVT_LEFT_DCLICK; - break; - - 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; - - case GDK_2BUTTON_PRESS: - event_type = wxEVT_MIDDLE_DCLICK; - break; - - 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; - - case GDK_2BUTTON_PRESS: - event_type = wxEVT_RIGHT_DCLICK; - break; - - default: - ; - } - } - - if ( event_type == wxEVT_NULL ) - { - // unknown mouse button or click type - return FALSE; - } - - g_lastMouseEvent = (GdkEvent*) gdk_event; - - wxMouseEvent event( event_type ); - InitMouseEvent( win, event, gdk_event ); + wxMouseEvent event( event_type ); + InitMouseEvent( win, event, gdk_event ); AdjustEventButtonState(event); @@ -1417,6 +1472,8 @@ gtk_window_button_release_callback( GtkWidget *WXUNUSED(widget), GdkEventButton *gdk_event, wxWindowGTK *win ) { + wxPROCESS_EVENT_ONCE(GdkEventButton, gdk_event); + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); g_lastButtonNumber = 0; @@ -1437,6 +1494,14 @@ gtk_window_button_release_callback( GtkWidget *WXUNUSED(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; @@ -1472,14 +1537,19 @@ gtk_window_motion_notify_callback( GtkWidget * WXUNUSED(widget), GdkEventMotion *gdk_event, wxWindowGTK *win ) { + wxPROCESS_EVENT_ONCE(GdkEventMotion, gdk_event); + wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win); if (gdk_event->is_hint) { int x = 0; int y = 0; - GdkModifierType state; - gdk_window_get_pointer(gdk_event->window, &x, &y, &state); +#ifdef __WXGTK3__ + gdk_window_get_device_position(gdk_event->window, gdk_event->device, &x, &y, NULL); +#else + gdk_window_get_pointer(gdk_event->window, &x, &y, NULL); +#endif gdk_event->x = x; gdk_event->y = y; } @@ -1492,7 +1562,12 @@ gtk_window_motion_notify_callback( GtkWidget * WXUNUSED(widget), if ( g_captureWindow ) { // synthesise a mouse enter or leave event if needed - GdkWindow *winUnderMouse = gdk_window_at_pointer(NULL, NULL); + GdkWindow* winUnderMouse = +#ifdef __WXGTK3__ + gdk_device_get_window_at_position(gdk_event->device, NULL, NULL); +#else + gdk_window_at_pointer(NULL, NULL); +#endif // This seems to be necessary and actually been added to // GDK itself in version 2.0.X gdk_flush(); @@ -1539,80 +1614,112 @@ gtk_window_motion_notify_callback( GtkWidget * WXUNUSED(widget), // "scroll_event" (mouse wheel event) //----------------------------------------------------------------------------- -static gboolean -window_scroll_event_hscrollbar(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win) +// Compute lines/columns per action the same way as private GTK+ function +// _gtk_range_get_wheel_delta() +static inline int GetWheelScrollActionDelta(GtkRange* range) { - if (gdk_event->direction != GDK_SCROLL_LEFT && - gdk_event->direction != GDK_SCROLL_RIGHT) + int delta = 3; + if (range) { - return false; + GtkAdjustment* adj = gtk_range_get_adjustment(range); + const double page_size = gtk_adjustment_get_page_size(adj); + delta = wxRound(pow(page_size, 2.0 / 3.0)); } + return delta; +} +static gboolean +window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win) +{ wxMouseEvent event(wxEVT_MOUSEWHEEL); InitMouseEvent(win, event, gdk_event); - GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Horz]; - if (!range) return FALSE; + event.m_wheelDelta = 120; - if (range && GTK_WIDGET_VISIBLE (range)) +#if GTK_CHECK_VERSION(3,4,0) + if (gdk_event->direction == GDK_SCROLL_SMOOTH) { - GtkAdjustment *adj = range->adjustment; - gdouble delta = adj->step_increment * 3; - if (gdk_event->direction == GDK_SCROLL_LEFT) - delta = -delta; - - gdouble new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size); - - gtk_adjustment_set_value (adj, new_value); + bool processed_x = false; + if (gdk_event->delta_x) + { + event.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL; + event.m_wheelRotation = int(event.m_wheelDelta * gdk_event->delta_x); + GtkRange* range = win->m_scrollBar[wxWindow::ScrollDir_Horz]; + event.m_linesPerAction = GetWheelScrollActionDelta(range); + event.m_columnsPerAction = event.m_linesPerAction; + processed_x = win->GTKProcessEvent(event); + } + bool processed_y = false; + if (gdk_event->delta_y) + { + event.m_wheelAxis = wxMOUSE_WHEEL_VERTICAL; + event.m_wheelRotation = int(event.m_wheelDelta * -gdk_event->delta_y); + GtkRange* range = win->m_scrollBar[wxWindow::ScrollDir_Vert]; + event.m_linesPerAction = GetWheelScrollActionDelta(range); + event.m_columnsPerAction = event.m_linesPerAction; + processed_y = win->GTKProcessEvent(event); + } + return processed_x || processed_y; + } +#endif // GTK_CHECK_VERSION(3,4,0) + GtkRange *range; + switch (gdk_event->direction) + { + case GDK_SCROLL_UP: + case GDK_SCROLL_DOWN: + range = win->m_scrollBar[wxWindow::ScrollDir_Vert]; + event.m_wheelAxis = wxMOUSE_WHEEL_VERTICAL; + break; + case GDK_SCROLL_LEFT: + case GDK_SCROLL_RIGHT: + range = win->m_scrollBar[wxWindow::ScrollDir_Horz]; + event.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL; + break; + default: + return false; + } - return TRUE; + event.m_wheelRotation = event.m_wheelDelta; + if (gdk_event->direction == GDK_SCROLL_DOWN || + gdk_event->direction == GDK_SCROLL_LEFT) + { + event.m_wheelRotation = -event.m_wheelRotation; } + event.m_linesPerAction = GetWheelScrollActionDelta(range); + event.m_columnsPerAction = event.m_linesPerAction; - return FALSE; + return win->GTKProcessEvent(event); } +#if GTK_CHECK_VERSION(3,4,0) static gboolean -window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win) +hscrollbar_scroll_event(GtkWidget* widget, GdkEventScroll* gdk_event, wxWindow* win) { - if (gdk_event->direction != GDK_SCROLL_UP && - gdk_event->direction != GDK_SCROLL_DOWN) + GdkEventScroll event2; + if (gdk_event->direction == GDK_SCROLL_SMOOTH && gdk_event->delta_x == 0) { - return false; + memcpy(&event2, gdk_event, sizeof(event2)); + event2.delta_x = event2.delta_y; + event2.delta_y = 0; + gdk_event = &event2; } + return window_scroll_event(widget, gdk_event, win); +} - wxMouseEvent event(wxEVT_MOUSEWHEEL); - 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; - - if (win->GTKProcessEvent(event)) - return TRUE; - - GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Vert]; - if (!range) return FALSE; - - if (range && GTK_WIDGET_VISIBLE (range)) +static gboolean +vscrollbar_scroll_event(GtkWidget* widget, GdkEventScroll* gdk_event, wxWindow* win) +{ + GdkEventScroll event2; + if (gdk_event->direction == GDK_SCROLL_SMOOTH && gdk_event->delta_y == 0) { - GtkAdjustment *adj = range->adjustment; - gdouble delta = adj->step_increment * 3; - if (gdk_event->direction == GDK_SCROLL_UP) - delta = -delta; - - gdouble new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size); - - gtk_adjustment_set_value (adj, new_value); - - return TRUE; + memcpy(&event2, gdk_event, sizeof(event2)); + event2.delta_y = event2.delta_x; + event2.delta_x = 0; + gdk_event = &event2; } - - return FALSE; + return window_scroll_event(widget, gdk_event, win); } +#endif // GTK_CHECK_VERSION(3,4,0) //----------------------------------------------------------------------------- // "popup-menu" @@ -1676,7 +1783,7 @@ wx_window_focus_callback(GtkWidget *widget, //----------------------------------------------------------------------------- static gboolean -gtk_window_enter_callback( GtkWidget *widget, +gtk_window_enter_callback( GtkWidget*, GdkEventCrossing *gdk_event, wxWindowGTK *win ) { @@ -1685,17 +1792,8 @@ gtk_window_enter_callback( GtkWidget *widget, // Event was emitted after a grab if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE; - int x = 0; - int y = 0; - GdkModifierType state = (GdkModifierType)0; - - gdk_window_get_pointer( widget->window, &x, &y, &state ); - wxMouseEvent event( wxEVT_ENTER_WINDOW ); InitMouseEvent(win, event, gdk_event); - wxPoint pt = win->GetClientAreaOrigin(); - event.m_x = x + pt.x; - event.m_y = y + pt.y; if ( !g_captureWindow ) { @@ -1714,7 +1812,7 @@ gtk_window_enter_callback( GtkWidget *widget, //----------------------------------------------------------------------------- static gboolean -gtk_window_leave_callback( GtkWidget *widget, +gtk_window_leave_callback( GtkWidget*, GdkEventCrossing *gdk_event, wxWindowGTK *win ) { @@ -1724,13 +1822,6 @@ gtk_window_leave_callback( GtkWidget *widget, if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE; wxMouseEvent event( wxEVT_LEAVE_WINDOW ); - - int x = 0; - int y = 0; - GdkModifierType state = (GdkModifierType)0; - - gdk_window_get_pointer( widget->window, &x, &y, &state ); - InitMouseEvent(win, event, gdk_event); return win->GTKProcessEvent(event); @@ -1821,27 +1912,9 @@ gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* w //----------------------------------------------------------------------------- static void -gtk_window_realized_callback(GtkWidget* widget, wxWindow* win) +gtk_window_realized_callback(GtkWidget* WXUNUSED(widget), wxWindowGTK* win) { - if (win->m_imData) - { - gtk_im_context_set_client_window( win->m_imData->context, - widget->window); - } - - // We cannot set colours and fonts before the widget - // been realized, so we do this directly after realization - // or otherwise in idle time - - if (win->m_needsStyleChange) - { - win->SetBackgroundStyle(win->GetBackgroundStyle()); - win->m_needsStyleChange = false; - } - - wxWindowCreateEvent event( win ); - event.SetEventObject( win ); - win->GTKProcessEvent( event ); + win->GTKHandleRealized(); } //----------------------------------------------------------------------------- @@ -1855,21 +1928,30 @@ size_allocate(GtkWidget*, GtkAllocation* alloc, wxWindow* win) int h = alloc->height; if (win->m_wxwindow) { - int border_x, border_y; - WX_PIZZA(win->m_wxwindow)->get_border_widths(border_x, border_y); - w -= 2 * border_x; - h -= 2 * border_y; + 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) + GtkAllocation a; + gtk_widget_get_allocation(win->m_widget, &a); + // update position for widgets in native containers, such as wxToolBar + if (!WX_IS_PIZZA(gtk_widget_get_parent(win->m_widget))) + { + win->m_x = a.x; + win->m_y = a.y; + } + win->m_useCachedClientSize = true; + if (win->m_clientWidth != w || win->m_clientHeight != h) { - win->m_oldClientWidth = w; - win->m_oldClientHeight = h; + win->m_clientWidth = w; + win->m_clientHeight = h; // this callback can be connected to m_wxwindow, // so always get size from m_widget->allocation - win->m_width = win->m_widget->allocation.width; - win->m_height = win->m_widget->allocation.height; + win->m_width = a.width; + win->m_height = a.height; if (!win->m_nativeSizeEvent) { wxSizeEvent event(win->GetSize(), win->GetId()); @@ -1901,48 +1983,115 @@ gtk_window_grab_broken( GtkWidget*, #endif //----------------------------------------------------------------------------- -// "style_set" +// "style_set"/"style_updated" //----------------------------------------------------------------------------- -static -void gtk_window_style_set_callback( GtkWidget *WXUNUSED(widget), - GtkStyle *previous_style, - wxWindow* win ) +#ifdef __WXGTK3__ +static void style_updated(GtkWidget*, wxWindow* win) +#else +static void style_updated(GtkWidget*, GtkStyle*, wxWindow* win) +#endif { - if (win && previous_style) - { - wxSysColourChangedEvent event; - event.SetEventObject(win); + wxSysColourChangedEvent event; + event.SetEventObject(win); + win->GTKProcessEvent(event); +} - win->GTKProcessEvent( event ); - } +//----------------------------------------------------------------------------- +// "unrealize" +//----------------------------------------------------------------------------- + +static void unrealize(GtkWidget*, wxWindow* win) +{ + win->GTKHandleUnrealize(); } } // extern "C" -// Helper to suspend colour change event event processing while we change a widget's style -class wxSuspendStyleEvents +void wxWindowGTK::GTKHandleRealized() { -public: - wxSuspendStyleEvents(wxWindow* win) + if (IsFrozen()) + DoFreeze(); + + GdkWindow* const window = GTKGetDrawingWindow(); + + if (m_imContext) { - m_win = NULL; - if (win->m_wxwindow && win->IsTopLevel()) + gtk_im_context_set_client_window + ( + m_imContext, + window ? window + : gtk_widget_get_window(m_widget) + ); + } + + // Use composited window if background is transparent, if supported. + if (m_backgroundStyle == wxBG_STYLE_TRANSPARENT) + { +#if wxGTK_HAS_COMPOSITING_SUPPORT + if (IsTransparentBackgroundSupported()) + { + if (window) + gdk_window_set_composited(window, true); + } + else +#endif // wxGTK_HAS_COMPOSITING_SUPPORT { - m_win = win; - g_signal_handlers_block_by_func( - m_win->m_wxwindow, (void*)gtk_window_style_set_callback, m_win); + // We revert to erase mode if transparency is not supported + m_backgroundStyle = wxBG_STYLE_ERASE; } } - ~wxSuspendStyleEvents() + +#ifndef __WXGTK3__ + if (window && ( + m_backgroundStyle == wxBG_STYLE_PAINT || + m_backgroundStyle == wxBG_STYLE_TRANSPARENT)) + { + gdk_window_set_back_pixmap(window, NULL, false); + } +#endif + + wxWindowCreateEvent event(static_cast(this)); + event.SetEventObject( this ); + GTKProcessEvent( event ); + + GTKUpdateCursor(true, false); + + if (m_wxwindow && IsTopLevel()) { - if (m_win) - g_signal_handlers_unblock_by_func( - m_win->m_wxwindow, (void*)gtk_window_style_set_callback, m_win); + // 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); } +} + +void wxWindowGTK::GTKHandleUnrealize() +{ + // unrealizing a frozen window seems to have some lingering effect + // preventing updates to the affected area + if (IsFrozen()) + DoThaw(); + + if (m_wxwindow) + { + if (m_imContext) + gtk_im_context_set_client_window(m_imContext, NULL); - wxWindow* m_win; -}; + if (IsTopLevel()) + { + g_signal_handlers_disconnect_by_func( + m_wxwindow, (void*)style_updated, this); + } + } +} // ---------------------------------------------------------------------------- // this wxWindowBase function is implemented here (in platform-specific file) @@ -1951,6 +2100,15 @@ public: wxWindow *wxWindowBase::DoFindFocus() { +#if wxUSE_MENUS + // 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(); +#endif // wxUSE_MENUS + wxWindowGTK *focus = gs_pendingFocus ? gs_pendingFocus : gs_currentFocus; // the cast is necessary when we compile in wxUniversal mode return static_cast(focus); @@ -1959,17 +2117,15 @@ wxWindow *wxWindowBase::DoFindFocus() void wxWindowGTK::AddChildGTK(wxWindowGTK* child) { 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_widget_set_size_request( - child->m_widget, child->m_width, child->m_height); - gtk_fixed_put( - GTK_FIXED(m_wxwindow), child->m_widget, child->m_x, child->m_y); + pizza->put(child->m_widget, + child->m_x, child->m_y, child->m_width, child->m_height); } //----------------------------------------------------------------------------- @@ -1982,6 +2138,29 @@ 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 GdkDisplay* GetDisplay() +{ + 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(); + return display; +} + wxMouseState wxGetMouseState() { wxMouseState ms; @@ -1990,13 +2169,24 @@ wxMouseState wxGetMouseState() gint y; GdkModifierType mask; - gdk_window_get_pointer(NULL, &x, &y, &mask); + GdkDisplay* display = GetDisplay(); +#ifdef __WXGTK3__ + GdkDeviceManager* manager = gdk_display_get_device_manager(display); + GdkDevice* device = gdk_device_manager_get_client_pointer(manager); + GdkScreen* screen; + gdk_device_get_position(device, &screen, &x, &y); + GdkWindow* window = gdk_screen_get_root_window(screen); + gdk_device_get_state(device, window, NULL, &mask); +#else + gdk_display_get_pointer(display, NULL, &x, &y, &mask); +#endif ms.SetX(x); ms.SetY(y); 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); @@ -2016,9 +2206,7 @@ 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() { @@ -2033,12 +2221,14 @@ void wxWindowGTK::Init() m_width = 0; m_height = 0; - m_hasVMT = false; - m_showOnIdle = false; m_noExpose = false; m_nativeSizeEvent = false; +#ifdef __WXGTK3__ + m_paintContext = NULL; + m_styleProvider = NULL; +#endif m_isScrolling = false; m_mouseButtonDown = false; @@ -2050,16 +2240,17 @@ void wxWindowGTK::Init() m_scrollPos[dir] = 0; } - m_oldClientWidth = - m_oldClientHeight = 0; + m_clientWidth = + m_clientHeight = 0; + m_useCachedClientSize = false; m_clipPaintRegion = false; - m_needsStyleChange = false; - m_cursor = *wxSTANDARD_CURSOR; - m_imData = NULL; + m_imContext = NULL; + m_imKeyEvent = NULL; + m_dirtyTabOrder = false; } @@ -2080,6 +2271,77 @@ wxWindowGTK::wxWindowGTK( wxWindow *parent, Create( parent, id, pos, size, style, name ); } +void wxWindowGTK::GTKCreateScrolledWindowWith(GtkWidget* view) +{ + wxASSERT_MSG( HasFlag(wxHSCROLL) || HasFlag(wxVSCROLL), + wxS("Must not be called if scrolling is not needed.") ); + + m_widget = gtk_scrolled_window_new( NULL, NULL ); + + GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget); + + // 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); + } + } + + // If wx[HV]SCROLL is not given, the corresponding scrollbar is not shown + // at all. Otherwise it may be shown only on demand (default) or always, if + // the wxALWAYS_SHOW_SB is specified. + GtkPolicyType horzPolicy = HasFlag(wxHSCROLL) + ? HasFlag(wxALWAYS_SHOW_SB) + ? GTK_POLICY_ALWAYS + : GTK_POLICY_AUTOMATIC + : GTK_POLICY_NEVER; + GtkPolicyType vertPolicy = HasFlag(wxVSCROLL) + ? HasFlag(wxALWAYS_SHOW_SB) + ? GTK_POLICY_ALWAYS + : GTK_POLICY_AUTOMATIC + : GTK_POLICY_NEVER; + gtk_scrolled_window_set_policy( scrolledWindow, horzPolicy, vertPolicy ); + + 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_container_add( GTK_CONTAINER(m_widget), view ); + + // 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[dir], "button_release_event", + G_CALLBACK(gtk_scrollbar_button_release_event), this); + + 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); + + // 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, @@ -2107,7 +2369,7 @@ bool wxWindowGTK::Create( wxWindow *parent, #endif - m_wxwindow = wxPizza::New(m_windowStyle,this); + m_wxwindow = wxPizza::New(m_windowStyle); #ifndef __WXUNIVERSAL__ if (HasFlag(wxPizza::BORDER_STYLES)) { @@ -2118,69 +2380,7 @@ bool wxWindowGTK::Create( wxWindow *parent, if (!HasFlag(wxHSCROLL) && !HasFlag(wxVSCROLL)) m_widget = m_wxwindow; else - { - m_widget = gtk_scrolled_window_new( NULL, NULL ); - - GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget); - - // 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); - } - } - - if (HasFlag(wxALWAYS_SHOW_SB)) - { - gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_ALWAYS, GTK_POLICY_ALWAYS ); - - scrolledWindow->hscrollbar_visible = TRUE; - scrolledWindow->vscrollbar_visible = TRUE; - } - else - { - gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); - } - - m_scrollBar[ScrollDir_Horz] = GTK_RANGE(scrolledWindow->hscrollbar); - m_scrollBar[ScrollDir_Vert] = GTK_RANGE(scrolledWindow->vscrollbar); - if (GetLayoutDirection() == wxLayout_RightToLeft) - gtk_range_set_inverted( m_scrollBar[ScrollDir_Horz], TRUE ); - - gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow ); - - // 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[dir], "button_release_event", - G_CALLBACK(gtk_scrollbar_button_release_event), this); - - 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); - - // 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( m_wxwindow ); - } + GTKCreateScrolledWindowWith(m_wxwindow); g_object_ref(m_widget); if (m_parent) @@ -2195,6 +2395,12 @@ bool wxWindowGTK::Create( wxWindow *parent, return true; } +void wxWindowGTK::GTKDisconnect(void* instance) +{ + g_signal_handlers_disconnect_matched(instance, + GSignalMatchType(G_SIGNAL_MATCH_DATA), 0, 0, NULL, NULL, this); +} + wxWindowGTK::~wxWindowGTK() { SendDestroyEvent(); @@ -2207,28 +2413,46 @@ wxWindowGTK::~wxWindowGTK() if ( gs_deferredFocusOut == this ) gs_deferredFocusOut = NULL; - m_hasVMT = false; + // Unlike the above cases, which can happen in normal circumstances, a + // window shouldn't be destroyed while it still has capture, so even though + // we still reset the global pointer to avoid leaving it dangling and + // crashing afterwards, also complain about it. + if ( g_captureWindow == this ) + { + wxFAIL_MSG( wxS("Destroying window with mouse capture") ); + g_captureWindow = NULL; + } + + if (m_wxwindow) + { + GTKDisconnect(m_wxwindow); + GtkWidget* parent = gtk_widget_get_parent(m_wxwindow); + if (parent) + GTKDisconnect(parent); + } + if (m_widget && m_widget != m_wxwindow) + GTKDisconnect(m_widget); // destroy children before destroying this window itself DestroyChildren(); - // unhook focus handlers to prevent stray events being - // propagated to this (soon to be) dead object - if (m_focusWidget != NULL) + // delete before the widgets to avoid a crash on solaris + if ( m_imContext ) { - g_signal_handlers_disconnect_by_func (m_focusWidget, - (gpointer) gtk_window_focus_in_callback, - this); - g_signal_handlers_disconnect_by_func (m_focusWidget, - (gpointer) gtk_window_focus_out_callback, - this); + g_object_unref(m_imContext); + m_imContext = NULL; } - if (m_widget) - Show( false ); + // 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 + while (IsFrozen()) + Thaw(); - // delete before the widgets to avoid a crash on solaris - delete m_imData; +#ifdef __WXGTK3__ + if (m_styleProvider) + g_object_unref(m_styleProvider); +#endif if (m_widget) { @@ -2255,8 +2479,11 @@ bool wxWindowGTK::PreCreation( wxWindowGTK *parent, const wxPoint &pos, const w 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; } @@ -2265,26 +2492,46 @@ 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 - - g_signal_connect (m_wxwindow, "expose_event", - G_CALLBACK (gtk_window_expose_callback), this); +#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 if (GetLayoutDirection() == wxLayout_LeftToRight) gtk_widget_set_redraw_on_allocate(m_wxwindow, HasFlag(wxFULL_REPAINT_ON_RESIZE)); } // Create input method handler - m_imData = new wxGtkIMData; + m_imContext = gtk_im_multicontext_new(); // Cannot handle drawing preedited text yet - gtk_im_context_set_use_preedit( m_imData->context, FALSE ); + gtk_im_context_set_use_preedit( m_imContext, FALSE ); - g_signal_connect (m_imData->context, "commit", + g_signal_connect (m_imContext, "commit", G_CALLBACK (gtk_wxwindow_commit_cb), this); } @@ -2325,10 +2572,19 @@ void wxWindowGTK::PostCreation() 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); + // 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) ) + { + GTKHandleRealized(); + } + else + { + g_signal_connect (connect_widget, "realize", + G_CALLBACK (gtk_window_realized_callback), this); + } + g_signal_connect(connect_widget, "unrealize", G_CALLBACK(unrealize), this); if (!IsTopLevel()) { @@ -2336,53 +2592,33 @@ void wxWindowGTK::PostCreation() G_CALLBACK(size_allocate), this); } - if (m_wxwindow) - { #if GTK_CHECK_VERSION(2, 8, 0) - if (!gtk_check_version(2,8,0)) +#ifndef __WXGTK3__ + if ( gtk_check_version(2,8,0) == NULL ) +#endif + { + // Make sure we can notify the app when mouse capture is lost + if ( m_wxwindow ) { - // Make sure we can notify the app when mouse capture is lost g_signal_connect (m_wxwindow, "grab_broken_event", G_CALLBACK (gtk_window_grab_broken), this); } -#endif - } - if ( connect_widget != m_wxwindow ) - { -#if GTK_CHECK_VERSION(2, 8, 0) - if (!gtk_check_version(2,8,0)) + if ( connect_widget != m_wxwindow ) { - // Make sure we can notify app code when mouse capture is lost g_signal_connect (connect_widget, "grab_broken_event", G_CALLBACK (gtk_window_grab_broken), this); } -#endif } +#endif // GTK+ >= 2.8 -#ifdef GTK_IS_FILE_CHOOSER_BUTTON - if (!gtk_check_version(2,6,0) && GTK_IS_FILE_CHOOSER_BUTTON(m_widget)) - { - // 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 ? - } else -#endif - if ( !IsTopLevel() ) // top level windows use their own callback - { - // 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); - } + 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(); + // apply any font or color changes made before creation + GTKApplyWidgetStyle(); - m_hasVMT = true; + InheritAttributes(); SetLayoutDirection(wxLayout_Default); @@ -2392,6 +2628,12 @@ void wxWindowGTK::PostCreation() 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", @@ -2407,12 +2649,21 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget ) 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); + for (int i = 0; i < 2; i++) + { + GtkRange* range = m_scrollBar[i]; + if (range) + { +#if GTK_CHECK_VERSION(3,4,0) + GCallback cb = GCallback(i == ScrollDir_Horz + ? hscrollbar_scroll_event + : vscrollbar_scroll_event); +#else + GCallback cb = GCallback(window_scroll_event); +#endif + g_signal_connect(range, "scroll_event", cb, this); + } + } g_signal_connect (widget, "popup_menu", G_CALLBACK (wxgtk_window_popup_menu_callback), this); @@ -2420,29 +2671,48 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget ) G_CALLBACK (gtk_window_enter_callback), this); g_signal_connect (widget, "leave_notify_event", G_CALLBACK (gtk_window_leave_callback), this); - - if (IsTopLevel() && m_wxwindow) - g_signal_connect (m_wxwindow, "style_set", - G_CALLBACK (gtk_window_style_set_callback), this); } -bool wxWindowGTK::Destroy() -{ - wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") ); - - m_hasVMT = false; +static GSList* gs_queueResizeList; - return wxWindowBase::Destroy(); +extern "C" { +static gboolean queue_resize(void*) +{ + 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::DoMoveWindow(int x, int y, int width, int height) { gtk_widget_set_size_request(m_widget, width, height); - - // inform the parent to perform the move - wxASSERT_MSG(m_parent && m_parent->m_wxwindow, - "the parent window has no client area?"); - WX_PIZZA(m_parent->m_wxwindow)->move(m_widget, x, y); + GtkWidget* parent = gtk_widget_get_parent(m_widget); + if (WX_IS_PIZZA(parent)) + WX_PIZZA(parent)->move(m_widget, 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); + } } void wxWindowGTK::ConstrainSize() @@ -2464,16 +2734,24 @@ void wxWindowGTK::ConstrainSize() void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags ) { - wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") ); - wxASSERT_MSG( (m_parent != NULL), wxT("wxWindowGTK::SetSize requires parent.\n") ); + 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) || @@ -2486,60 +2764,47 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags height = sizeBest.y; } - const wxSize oldSize(m_width, m_height); - if (width != -1) - m_width = width; - if (height != -1) - m_height = height; + if (width == -1) + width = m_width; + if (height == -1) + height = m_height; - if (m_parent->m_wxwindow) - { - wxPizza* pizza = WX_PIZZA(m_parent->m_wxwindow); - m_x = x + pizza->m_scroll_x; - m_y = y + pizza->m_scroll_y; + const bool sizeChange = m_width != width || m_height != height; - int left_border = 0; - int right_border = 0; - int top_border = 0; - int bottom_border = 0; + if (sizeChange) + m_useCachedClientSize = false; + + if (sizeChange || m_x != x || m_y != y) + { + m_x = x; + m_y = y; + m_width = width; + m_height = height; /* 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; + 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 - left_border, - m_y - top_border, - m_width+left_border+right_border, - m_height+top_border+bottom_border ); + DoMoveWindow(x, y, width, height); } - if (m_width != oldSize.x || m_height != oldSize.y) + if ((sizeChange && !m_nativeSizeEvent) || (sizeFlags & wxSIZE_FORCE_EVENT)) { // update these variables to keep size_allocate handler // from sending another size event for this change - GetClientSize( &m_oldClientWidth, &m_oldClientHeight ); + DoGetClientSize(&m_clientWidth, &m_clientHeight); - gtk_widget_queue_resize(m_widget); - if (!m_nativeSizeEvent) - { - wxSizeEvent event( wxSize(m_width,m_height), GetId() ); - event.SetEventObject( this ); - HandleWindowEvent( event ); - } - } else - if (sizeFlags & wxSIZE_FORCE_EVENT) - { wxSizeEvent event( wxSize(m_width,m_height), GetId() ); event.SetEventObject( this ); HandleWindowEvent( event ); @@ -2548,7 +2813,7 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags bool wxWindowGTK::GTKShowFromOnIdle() { - if (IsShown() && m_showOnIdle && !GTK_WIDGET_VISIBLE (m_widget)) + if (IsShown() && m_showOnIdle && !gtk_widget_get_visible (m_widget)) { GtkAllocation alloc; alloc.x = m_x; @@ -2581,54 +2846,11 @@ void wxWindowGTK::OnInternalIdle() RealizeTabOrder(); } - // Update style if the window was not yet realized - // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called - if (m_needsStyleChange) - { - SetBackgroundStyle(GetBackgroundStyle()); - m_needsStyleChange = false; - } - - wxCursor cursor = m_cursor; - if (g_globalCursor.Ok()) cursor = g_globalCursor; - - if (cursor.Ok()) - { - /* 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 && (m_wxwindow != m_widget)) - { - GdkWindow *window = m_wxwindow->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() ); - } - } - - if (wxUpdateUIEvent::CanUpdate(this) && IsShownOnScreen()) - 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; } @@ -2646,6 +2868,13 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const { wxCHECK_RET( (m_widget != NULL), wxT("invalid window") ); + if (m_useCachedClientSize) + { + if (width) *width = m_clientWidth; + if (height) *height = m_clientHeight; + return; + } + int w = m_width; int h = m_height; @@ -2659,6 +2888,16 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const &policy[ScrollDir_Horz], &policy[ScrollDir_Vert]); + // get scrollbar spacing the same way the GTK-private function + // _gtk_scrolled_window_get_scrollbar_spacing() does it + int scrollbar_spacing = + GTK_SCROLLED_WINDOW_GET_CLASS(m_widget)->scrollbar_spacing; + if (scrollbar_spacing < 0) + { + gtk_widget_style_get( + m_widget, "scrollbar-spacing", &scrollbar_spacing, NULL); + } + for ( int i = 0; i < ScrollDir_Max; i++ ) { // don't account for the scrollbars we don't have @@ -2680,26 +2919,42 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const case GTK_POLICY_AUTOMATIC: // may be shown or not, check GtkAdjustment *adj = gtk_range_get_adjustment(range); - if ( adj->upper <= adj->page_size ) + if (gtk_adjustment_get_upper(adj) <= gtk_adjustment_get_page_size(adj)) continue; } - GtkScrolledWindowClass *scroll_class = - GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) ); - 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 + scroll_class->scrollbar_spacing; + h -= req.height + scrollbar_spacing; else - w -= req.width + scroll_class->scrollbar_spacing; + w -= req.width + scrollbar_spacing; +#endif // !__WXGTK3__ } } - int border_x, border_y; - WX_PIZZA(m_wxwindow)->get_border_widths(border_x, border_y); - w -= 2 * border_x; - h -= 2 * border_y; + const wxSize sizeBorders = DoGetBorderSize(); + w -= sizeBorders.x; + h -= sizeBorders.y; if (w < 0) w = 0; @@ -2711,41 +2966,29 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const 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 (!IsTopLevel() && m_parent && m_parent->m_wxwindow) + GtkWidget* parent = NULL; + if (m_widget) + parent = gtk_widget_get_parent(m_widget); + if (WX_IS_PIZZA(parent)) { - wxPizza* pizza = WX_PIZZA(m_parent->m_wxwindow); + wxPizza* pizza = WX_PIZZA(parent); dx = pizza->m_scroll_x; dy = pizza->m_scroll_y; } - - if (m_x == -1 && m_y == -1) - { - GdkWindow *source = NULL; - if (m_wxwindow) - source = m_wxwindow->window; - else - source = m_widget->window; - - if (source) - { - int org_x = 0; - int org_y = 0; - gdk_window_get_origin( source, &org_x, &org_y ); - - if (m_parent) - m_parent->ScreenToClient(&org_x, &org_y); - - const_cast(this)->m_x = org_x; - const_cast(this)->m_y = org_y; - } - } - if (x) (*x) = m_x - dx; if (y) (*y) = m_y - dy; } @@ -2754,13 +2997,13 @@ 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 = NULL; if (m_wxwindow) - source = m_wxwindow->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; @@ -2768,10 +3011,12 @@ 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; } } @@ -2791,13 +3036,13 @@ 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 = NULL; if (m_wxwindow) - source = m_wxwindow->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; @@ -2805,10 +3050,12 @@ 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; } } @@ -2824,29 +3071,40 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const 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 && m_showOnIdle) + // 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 ) { - // deferred + wxASSERT_MSG( !show, "can't show invalid window" ); + return true; } - else + + if ( show ) { - if (show) - gtk_widget_show(m_widget); - else - gtk_widget_hide(m_widget); - wxShowEvent eventShow(GetId(), show); - eventShow.SetEventObject(this); - HandleWindowEvent(eventShow); + 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); + HandleWindowEvent(eventShow); + return true; } @@ -2864,7 +3122,7 @@ 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 = gtk_widget_get_pango_context(m_widget); @@ -2890,7 +3148,7 @@ 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 = gtk_widget_get_pango_context(m_widget); @@ -2908,62 +3166,28 @@ int wxWindowGTK::GetCharWidth() const g_object_unref (layout); - return (int) PANGO_PIXELS(rect.width); -} - -void wxWindowGTK::GetTextExtent( 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") ); - - if (string.empty()) - { - if (x) (*x) = 0; - if (y) (*y) = 0; - return; - } - - PangoContext *context = NULL; - if (m_widget) - context = gtk_widget_get_pango_context( m_widget ); - - if (!context) - { - if (x) (*x) = 0; - if (y) (*y) = 0; - return; - } - - PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description; - PangoLayout *layout = pango_layout_new(context); - pango_layout_set_font_description(layout, desc); - { - const wxCharBuffer data = wxGTK_CONV( string ); - if ( data ) - pango_layout_set_text(layout, data, strlen(data)); - } - - PangoRectangle rect; - pango_layout_get_extents(layout, NULL, &rect); + return (int) PANGO_PIXELS(rect.width); +} - if (x) (*x) = (wxCoord) PANGO_PIXELS(rect.width); - if (y) (*y) = (wxCoord) PANGO_PIXELS(rect.height); - if (descent) - { - PangoLayoutIter *iter = pango_layout_get_iter(layout); - int baseline = pango_layout_iter_get_baseline(iter); - pango_layout_iter_free(iter); - *descent = *y - PANGO_PIXELS(baseline); - } - if (externalLeading) (*externalLeading) = 0; // ?? +void wxWindowGTK::DoGetTextExtent( const wxString& string, + int *x, + int *y, + int *descent, + int *externalLeading, + const wxFont *theFont ) const +{ + // ensure we work with a valid font + wxFont fontToUse; + if ( !theFont || !theFont->IsOk() ) + fontToUse = GetFont(); + else + fontToUse = *theFont; - g_object_unref (layout); + wxCHECK_RET( fontToUse.IsOk(), wxT("invalid font") ); + + const wxWindow* win = static_cast(this); + wxTextMeasure txm(win, &fontToUse); + txm.GetTextExtent(string, x, y, descent, externalLeading); } void wxWindowGTK::GTKDisableFocusOutEvent() @@ -3014,8 +3238,8 @@ bool wxWindowGTK::GTKHandleFocusIn() "handling focus_in event for %s(%p, %s)", GetClassInfo()->GetClassName(), this, GetLabel()); - if (m_imData) - gtk_im_context_focus_in(m_imData->context); + if (m_imContext) + gtk_im_context_focus_in(m_imContext); gs_currentFocus = this; gs_pendingFocus = NULL; @@ -3077,8 +3301,8 @@ void wxWindowGTK::GTKHandleFocusOutNoDeferring() "handling focus_out event for %s(%p, %s)", GetClassInfo()->GetClassName(), this, GetLabel()); - if (m_imData) - gtk_im_context_focus_out(m_imData->context); + if (m_imContext) + gtk_im_context_focus_out(m_imContext); if ( gs_currentFocus != this ) { @@ -3108,6 +3332,7 @@ void wxWindowGTK::GTKHandleFocusOutNoDeferring() wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() ); event.SetEventObject( this ); + event.SetWindow( FindFocus() ); GTKProcessEvent( event ); } @@ -3139,7 +3364,7 @@ void wxWindowGTK::SetFocus() // 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 affect only after the window is shown + // 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. // @@ -3151,17 +3376,17 @@ void wxWindowGTK::SetFocus() GtkWidget *widget = m_wxwindow ? m_wxwindow : m_focusWidget; if ( GTK_IS_CONTAINER(widget) && - !GTK_WIDGET_CAN_FOCUS(widget) ) + !gtk_widget_get_can_focus(widget) ) { wxLogTrace(TRACE_FOCUS, - _T("Setting focus to a child of %s(%p, %s)"), + 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, - _T("Setting focus to %s(%p, %s)"), + wxT("Setting focus to %s(%p, %s)"), GetClassInfo()->GetClassName(), this, GetLabel().c_str()); gtk_widget_grab_focus(widget); } @@ -3169,17 +3394,13 @@ void wxWindowGTK::SetFocus() void wxWindowGTK::SetCanFocus(bool canFocus) { - if ( canFocus ) - GTK_WIDGET_SET_FLAGS(m_widget, GTK_CAN_FOCUS); - else - GTK_WIDGET_UNSET_FLAGS(m_widget, GTK_CAN_FOCUS); + wxCHECK_RET(m_widget, "invalid window"); + + gtk_widget_set_can_focus(m_widget, canFocus); if ( m_wxwindow && (m_widget != m_wxwindow) ) { - if ( canFocus ) - GTK_WIDGET_SET_FLAGS(m_wxwindow, GTK_CAN_FOCUS); - else - GTK_WIDGET_UNSET_FLAGS(m_wxwindow, GTK_CAN_FOCUS); + gtk_widget_set_can_focus(m_wxwindow, canFocus); } } @@ -3187,8 +3408,7 @@ 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) ); @@ -3197,14 +3417,17 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase ) wxASSERT( GTK_IS_WIDGET(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_VISIBLE (newParent->m_widget)) + if (gtk_widget_get_visible (newParent->m_widget)) { m_showOnIdle = true; gtk_widget_hide( m_widget ); @@ -3255,7 +3478,7 @@ wxLayoutDirection wxWindowGTK::GTKGetLayout(GtkWidget *widget) /* static */ void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir) { - wxASSERT_MSG( dir != wxLayout_Default, _T("invalid layout direction") ); + wxASSERT_MSG( dir != wxLayout_Default, wxT("invalid layout direction") ); gtk_widget_set_direction(widget, dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL @@ -3312,14 +3535,14 @@ bool wxWindowGTK::DoNavigateIn(int flags) { if ( flags & wxNavigationKeyEvent::WinChange ) { - wxFAIL_MSG( _T("not implemented") ); + wxFAIL_MSG( wxT("not implemented") ); return false; } else // navigate inside the container { wxWindow *parent = wxGetTopLevelParent((wxWindow *)this); - wxCHECK_MSG( parent, false, _T("every window must have a TLW parent") ); + wxCHECK_MSG( parent, false, wxT("every window must have a TLW parent") ); GtkDirectionType dir; dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD @@ -3328,7 +3551,7 @@ bool wxWindowGTK::DoNavigateIn(int flags) gboolean rc; g_signal_emit_by_name(parent->m_widget, "focus", dir, &rc); - return rc == TRUE; + return rc != 0; } } @@ -3362,18 +3585,20 @@ 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; } @@ -3389,7 +3614,8 @@ 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); @@ -3408,13 +3634,13 @@ 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)); } } @@ -3422,19 +3648,19 @@ 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 ) { - if ( !wxWindowBase::SetCursor(cursor.Ok() ? cursor : *wxSTANDARD_CURSOR) ) + if ( !wxWindowBase::SetCursor(cursor.IsOk() ? cursor : *wxSTANDARD_CURSOR) ) return false; GTKUpdateCursor(); @@ -3442,50 +3668,60 @@ bool wxWindowGTK::SetCursor( const wxCursor &cursor ) return true; } -void wxWindowGTK::GTKUpdateCursor() +void wxWindowGTK::GTKUpdateCursor(bool update_self /*=true*/, bool recurse /*=true*/) { - wxCursor cursor(g_globalCursor.Ok() ? g_globalCursor : GetCursor()); - if ( cursor.Ok() ) + if (update_self) { - wxArrayGdkWindows windowsThis; - GdkWindow * const winThis = GTKGetWindow(windowsThis); - if ( winThis ) - { - gdk_window_set_cursor(winThis, cursor.GetCursor()); - } - else + wxCursor cursor(g_globalCursor.IsOk() ? g_globalCursor : GetCursor()); + if ( cursor.IsOk() ) { - const size_t count = windowsThis.size(); - for ( size_t n = 0; n < count; n++ ) + wxArrayGdkWindows windowsThis; + GdkWindow* window = GTKGetWindow(windowsThis); + if (window) + gdk_window_set_cursor( window, cursor.GetCursor() ); + else { - GdkWindow *win = windowsThis[n]; - if ( !win ) + const size_t count = windowsThis.size(); + for ( size_t n = 0; n < count; n++ ) { - wxFAIL_MSG(_T("NULL window returned by GTKGetWindow()?")); - continue; + 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()); + } } - - 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). - - GdkWindow *window = NULL; - if (m_wxwindow) - window = m_wxwindow->window; - else - window = GetConnectWidget()->window; - - if (window) - gdk_window_warp_pointer( window, x, y ); + 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 @@ -3497,7 +3733,7 @@ wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const return (ScrollDir)dir; } - wxFAIL_MSG( _T("event from unknown scrollbar received") ); + wxFAIL_MSG( wxT("event from unknown scrollbar received") ); return ScrollDir_Max; } @@ -3508,14 +3744,14 @@ bool wxWindowGTK::DoScrollByUnits(ScrollDir dir, ScrollUnit unit, int units) GtkRange* range = m_scrollBar[dir]; if ( range && units ) { - GtkAdjustment* adj = range->adjustment; - gdouble inc = unit == ScrollUnit_Line ? adj->step_increment - : adj->page_increment; + 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 = int(adj->value + 0.5); + const int posOld = wxRound(gtk_adjustment_get_value(adj)); gtk_range_set_value(range, posOld + units*inc); - changed = int(adj->value + 0.5) != posOld; + changed = wxRound(gtk_adjustment_get_value(adj)) != posOld; } return changed; @@ -3534,56 +3770,48 @@ bool wxWindowGTK::ScrollPages(int pages) void wxWindowGTK::Refresh(bool WXUNUSED(eraseBackground), const wxRect *rect) { - if ( !m_widget ) - { - // it is valid to call Refresh() for a window which hasn't been created - // yet, it simply doesn't do anything in this case - return; - } - - if (!m_wxwindow) + if (m_wxwindow) { - if (rect) - gtk_widget_queue_draw_area( m_widget, rect->x, rect->y, rect->width, rect->height ); - else - gtk_widget_queue_draw( m_widget ); + if (gtk_widget_get_mapped(m_wxwindow)) + { + 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 + else if (m_widget) { - // Just return if the widget or one of its ancestors isn't mapped - GtkWidget *w; - for (w = m_wxwindow; w != NULL; w = w->parent) - if (!GTK_WIDGET_MAPPED (w)) - return; - - if (rect) + if (gtk_widget_get_mapped(m_widget)) { - int x = rect->x; - if (GetLayoutDirection() == wxLayout_RightToLeft) - x = GetClientSize().x - x - rect->width; - GdkRectangle r; - r.x = rect->x; - r.y = rect->y; - r.width = rect->width; - r.height = rect->height; - gdk_window_invalidate_rect( m_wxwindow->window, &r, TRUE ); + if (rect) + gtk_widget_queue_draw_area(m_widget, rect->x, rect->y, rect->width, rect->height); + else + gtk_widget_queue_draw(m_widget); } - else - gdk_window_invalidate_rect( m_wxwindow->window, NULL, TRUE ); } } void wxWindowGTK::Update() { - if (m_widget && m_widget->window) + 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); - gdk_window_process_updates(m_widget->window, TRUE); - + 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); } @@ -3602,14 +3830,23 @@ bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const return m_updateRegion.Contains(x, y, w, h) != wxOutRegion; } -void wxWindowGTK::GtkSendPaintEvents() +#ifdef __WXGTK3__ +void wxWindowGTK::GTKSendPaintEvents(cairo_t* cr) +#else +void wxWindowGTK::GTKSendPaintEvents(const GdkRegion* region) +#endif { - if (!m_wxwindow) - { - m_updateRegion.Clear(); - return; - } - +#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; @@ -3620,8 +3857,7 @@ void wxWindowGTK::GtkSendPaintEvents() // Transform m_updateRegion under RTL m_updateRegion.Clear(); - gint width; - gdk_drawable_get_size(m_wxwindow->window, &width, NULL); + const int width = gdk_window_get_width(GTKGetDrawingWindow()); wxRegionIterator upd( m_nativeUpdateRegion ); while (upd) @@ -3639,54 +3875,95 @@ void wxWindowGTK::GtkSendPaintEvents() } } - if (GetThemeEnabled() && (GetBackgroundStyle() == wxBG_STYLE_SYSTEM)) + switch ( GetBackgroundStyle() ) { - // find ancestor from which to steal background - wxWindow *parent = wxGetTopLevelParent((wxWindow *)this); - if (!parent) - parent = (wxWindow*)this; + 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; - if (GTK_WIDGET_MAPPED(parent->m_widget)) - { - wxRegionIterator upd( m_nativeUpdateRegion ); - while (upd) + case wxBG_STYLE_ERASE: { - 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, - m_wxwindow->window, - (GtkStateType)GTK_WIDGET_STATE(m_wxwindow), - GTK_SHADOW_NONE, - &rect, - parent->m_widget, - (char *)"base", - 0, 0, -1, -1 ); - - ++upd; +#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; + } } - } - } - else - { - wxWindowDC dc( (wxWindow*)this ); - dc.SetDeviceClippingRegion( m_updateRegion ); + // fall through - // Work around gtk-qt <= 0.60 bug whereby the window colour - // remains grey - if (GetBackgroundStyle() == wxBG_STYLE_COLOUR && GetBackgroundColour().Ok() && wxSystemOptions::GetOptionInt(wxT("gtk.window.force-background-colour")) == 1) - { - dc.SetBackground(wxBrush(GetBackgroundColour())); - dc.Clear(); - } + 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; - HandleWindowEvent(erase_event); + default: + wxFAIL_MSG( "unsupported background style" ); } wxNcPaintEvent nc_paint_event( GetId() ); @@ -3697,8 +3974,46 @@ void wxWindowGTK::GtkSendPaintEvents() paint_event.SetEventObject( this ); HandleWindowEvent( paint_event ); - m_clipPaintRegion = false; +#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); + + // 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(); } @@ -3713,7 +4028,7 @@ void wxWindowGTK::SetDoubleBuffered( bool on ) bool wxWindowGTK::IsDoubleBuffered() const { - return GTK_WIDGET_DOUBLE_BUFFERED( m_wxwindow ); + return gtk_widget_get_double_buffered( m_wxwindow ) != 0; } void wxWindowGTK::ClearBackground() @@ -3724,57 +4039,65 @@ 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->GTKApply( (wxWindow *)this ); + if (m_tooltip) + m_tooltip->GTKSetWindow(static_cast(this)); + else + GTKApplyToolTip(NULL); + } } -void wxWindowGTK::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip ) +void wxWindowGTK::GTKApplyToolTip(const char* tip) { - gtk_tooltips_set_tip(tips, GetConnectWidget(), tip, NULL); + wxToolTip::GTKApply(GetConnectWidget(), tip); } #endif // wxUSE_TOOLTIPS bool wxWindowGTK::SetBackgroundColour( const wxColour &colour ) { - wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") ); - if (!wxWindowBase::SetBackgroundColour(colour)) return false; - if (colour.Ok()) + if (m_widget) { - // We need the pixel value e.g. for background clearing. - m_backgroundColour.CalcPixel(gtk_widget_get_colormap(m_widget)); - } +#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) + // apply style change (forceStyle=true so that new style is applied + // even if the bg colour changed from valid to wxNullColour) GTKApplyWidgetStyle(true); + } return true; } bool wxWindowGTK::SetForegroundColour( const wxColour &colour ) { - wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") ); - if (!wxWindowBase::SetForegroundColour(colour)) - { return false; - } - if (colour.Ok()) + if (m_widget) { - // We need the pixel value e.g. for background clearing. - m_foregroundColour.CalcPixel(gtk_widget_get_colormap(m_widget)); - } +#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): - GTKApplyWidgetStyle(true); + // apply style change (forceStyle=true so that new style is applied + // even if the bg colour changed from valid to wxNullColour): + GTKApplyWidgetStyle(true); + } return true; } @@ -3784,19 +4107,12 @@ PangoContext *wxWindowGTK::GTKGetPangoDefaultContext() return gtk_widget_get_pango_context( m_widget ); } -GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle) +#ifndef __WXGTK3__ +GtkRcStyle* wxWindowGTK::GTKCreateWidgetStyle() { - // do we need to apply any changes at all? - if ( !forceStyle && - !m_font.Ok() && - !m_foregroundColour.Ok() && !m_backgroundColour.Ok() ) - { - 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 ); @@ -3807,7 +4123,7 @@ GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle) flagsActive = 0, flagsInsensitive = 0; - if ( m_foregroundColour.Ok() ) + if ( m_foregroundColour.IsOk() ) { const GdkColor *fg = m_foregroundColour.GetColor(); @@ -3824,7 +4140,7 @@ GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle) flagsActive |= GTK_RC_FG | GTK_RC_TEXT; } - if ( m_backgroundColour.Ok() ) + if ( m_backgroundColour.IsOk() ) { const GdkColor *bg = m_backgroundColour.GetColor(); @@ -3852,14 +4168,36 @@ GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle) return style; } +#endif // !__WXGTK3__ void wxWindowGTK::GTKApplyWidgetStyle(bool forceStyle) { - GtkRcStyle *style = GTKCreateWidgetStyle(forceStyle); - if ( style ) + if (forceStyle || m_font.IsOk() || + m_foregroundColour.IsOk() || m_backgroundColour.IsOk()) { +#ifdef __WXGTK3__ + if (m_backgroundColour.IsOk()) + { + // create a GtkStyleProvider to override "background-image" + if (m_styleProvider == NULL) + m_styleProvider = GTK_STYLE_PROVIDER(gtk_css_provider_new()); + const char css[] = + "*{background-image:-gtk-gradient(linear,0 0,0 1," + "from(rgba(%u,%u,%u,%g)),to(rgba(%u,%u,%u,%g)))}"; + char buf[sizeof(css) + 20]; + const unsigned r = m_backgroundColour.Red(); + const unsigned g = m_backgroundColour.Green(); + const unsigned b = m_backgroundColour.Blue(); + const double a = m_backgroundColour.Alpha() / 255.0; + g_snprintf(buf, sizeof(buf), css, r, g, b, a, r, g, b, a); + gtk_css_provider_load_from_data(GTK_CSS_PROVIDER(m_styleProvider), buf, -1, NULL); + } + DoApplyWidgetStyle(NULL); +#else + GtkRcStyle* style = GTKCreateWidgetStyle(); DoApplyWidgetStyle(style); - gtk_rc_style_unref(style); + g_object_unref(style); +#endif } // Style change may affect GTK+'s size calculation: @@ -3868,57 +4206,120 @@ void wxWindowGTK::GTKApplyWidgetStyle(bool forceStyle) void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style) { - wxSuspendStyleEvents s(static_cast(this)); + GtkWidget* widget = m_wxwindow ? m_wxwindow : m_widget; - if (m_wxwindow) - gtk_widget_modify_style(m_wxwindow, style); - else - gtk_widget_modify_style(m_widget, style); + // 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); + + // setting background color has no effect with some themes when the widget style + // has a "background-image" property, so we need to override that as well + + GtkStyleContext* context = gtk_widget_get_style_context(widget); + if (m_styleProvider) + gtk_style_context_remove_provider(context, m_styleProvider); + cairo_pattern_t* pattern = NULL; + if (m_backgroundColour.IsOk()) + { + gtk_style_context_get(context, + GTK_STATE_FLAG_NORMAL, "background-image", &pattern, NULL); + } + if (pattern) + { + cairo_pattern_destroy(pattern); + gtk_style_context_add_provider(context, + m_styleProvider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); + } +#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 ((style == wxBG_STYLE_PAINT || style == wxBG_STYLE_TRANSPARENT) && + (window = GTKGetDrawingWindow())) { - GdkWindow *window; - if ( m_wxwindow ) - { - window = m_wxwindow->window; - } - else - { - GtkWidget * const w = GetConnectWidget(); - window = w ? w->window : NULL; - } + gdk_window_set_back_pixmap(window, NULL, false); + } +#endif // !__WXGTK3__ - if (window) + 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) { - // 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 - m_needsStyleChange = false; + *reason = _("GTK+ installed on this machine is too old to " + "support screen compositing, please install " + "GTK+ 2.12 or later."); } - else // window not realized yet + + 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) { - // Do in OnIdle, because the window is not yet available - m_needsStyleChange = true; + *reason = _("Compositing not supported by this system, " + "please enable it in your Window Manager."); } - // Don't apply widget style, or we get a grey background + return false; } - else + + return true; +#else + if (reason) { - // apply style change (forceStyle=true so that new style is applied - // even if the bg colour changed from valid to wxNullColour): - GTKApplyWidgetStyle(true); + *reason = _("This program was compiled with a too old version of GTK+, " + "please rebuild with GTK+ 2.12 or newer."); } - return true; + + return false; +#endif // wxGTK_HAS_COMPOSITING_SUPPORT/!wxGTK_HAS_COMPOSITING_SUPPORT } // ---------------------------------------------------------------------------- @@ -3927,23 +4328,6 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style) #if wxUSE_MENUS_NATIVE -static void SetInvokingWindow( wxMenu *menu, wxWindow* win ) -{ - menu->SetInvokingWindow( win ); - - wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); - while (node) - { - wxMenuItem *menuitem = node->GetData(); - if (menuitem->IsSubMenu()) - { - SetInvokingWindow( menuitem->GetSubMenu(), win ); - } - - node = node->GetNext(); - } -} - extern "C" { static void wxPopupMenuPositionCallback( GtkMenu *menu, @@ -3953,7 +4337,11 @@ void wxPopupMenuPositionCallback( GtkMenu *menu, { // ensure that the menu appears entirely on screen GtkRequisition req; +#ifdef __WXGTK3__ + gtk_widget_get_preferred_size(GTK_WIDGET(menu), &req, NULL); +#else gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req); +#endif wxSize sizeScreen = wxGetDisplaySize(); wxPoint *pos = (wxPoint*)user_data; @@ -3970,10 +4358,6 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y ) { wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") ); - wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") ); - - SetInvokingWindow( menu, this ); - menu->UpdateUI(); wxPoint pos; @@ -4003,6 +4387,13 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y ) gtk_get_current_event_time() ); + // it is possible for gtk_menu_popup() to fail + if (!gtk_widget_get_visible(GTK_WIDGET(menu->m_menu))) + { + menu->m_popupShown = false; + return false; + } + while (menu->m_popupShown) { gtk_main_iteration(); @@ -4050,19 +4441,20 @@ bool wxWindowGTK::GTKIsOwnWindow(GdkWindow *window) const GdkWindow *wxWindowGTK::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const { - return m_wxwindow ? m_wxwindow->window : m_widget->window; + return m_wxwindow ? GTKGetDrawingWindow() : gtk_widget_get_window(m_widget); } bool wxWindowGTK::SetFont( const wxFont &font ) { - wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") ); - if (!wxWindowBase::SetFont(font)) return false; - // apply style change (forceStyle=true so that new style is applied - // even if the font changed from valid to wxNullFont): - GTKApplyWidgetStyle(true); + if (m_widget) + { + // apply style change (forceStyle=true so that new style is applied + // even if the font changed from valid to wxNullFont): + GTKApplyWidgetStyle(true); + } return true; } @@ -4073,25 +4465,35 @@ void wxWindowGTK::DoCaptureMouse() GdkWindow *window = NULL; if (m_wxwindow) - window = m_wxwindow->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; + const GdkEventMask mask = GdkEventMask( + GDK_BUTTON_PRESS_MASK | + GDK_BUTTON_RELEASE_MASK | + GDK_POINTER_MOTION_HINT_MASK | + GDK_POINTER_MOTION_MASK); +#ifdef __WXGTK3__ + GdkDisplay* display = gdk_window_get_display(window); + GdkDeviceManager* manager = gdk_display_get_device_manager(display); + GdkDevice* device = gdk_device_manager_get_client_pointer(manager); + gdk_device_grab( + device, window, GDK_OWNERSHIP_NONE, false, mask, + cursor->GetCursor(), unsigned(GDK_CURRENT_TIME)); +#else gdk_pointer_grab( window, FALSE, - (GdkEventMask) - (GDK_BUTTON_PRESS_MASK | - GDK_BUTTON_RELEASE_MASK | - GDK_POINTER_MOTION_HINT_MASK | - GDK_POINTER_MOTION_MASK), + mask, NULL, cursor->GetCursor(), (guint32)GDK_CURRENT_TIME ); +#endif g_captureWindow = this; g_captureWindowHasMouse = true; } @@ -4106,14 +4508,21 @@ void wxWindowGTK::DoReleaseMouse() GdkWindow *window = NULL; if (m_wxwindow) - window = m_wxwindow->window; + window = GTKGetDrawingWindow(); else - window = GetConnectWidget()->window; + window = gtk_widget_get_window(GetConnectWidget()); if (!window) return; +#ifdef __WXGTK3__ + GdkDisplay* display = gdk_window_get_display(window); + GdkDeviceManager* manager = gdk_display_get_device_manager(display); + GdkDevice* device = gdk_device_manager_get_client_pointer(manager); + gdk_device_ungrab(device, unsigned(GDK_CURRENT_TIME)); +#else gdk_pointer_ungrab ( (guint32)GDK_CURRENT_TIME ); +#endif } void wxWindowGTK::GTKReleaseMouseAndNotify() @@ -4143,7 +4552,7 @@ void wxWindowGTK::SetScrollbar(int orient, { const int dir = ScrollDirFromOrient(orient); GtkRange* const sb = m_scrollBar[dir]; - wxCHECK_RET( sb, _T("this window is not scrollable") ); + wxCHECK_RET( sb, wxT("this window is not scrollable") ); if (range <= 0) { @@ -4152,17 +4561,14 @@ void wxWindowGTK::SetScrollbar(int orient, thumbVisible = 1; } - GtkAdjustment * const adj = sb->adjustment; - adj->step_increment = 1; - adj->page_increment = - adj->page_size = thumbVisible; - adj->value = pos; - 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); - m_scrollPos[dir] = sb->adjustment->value; + 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); @@ -4172,7 +4578,7 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh)) { const int dir = ScrollDirFromOrient(orient); GtkRange * const sb = m_scrollBar[dir]; - wxCHECK_RET( sb, _T("this window is not scrollable") ); + 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. @@ -4182,7 +4588,7 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh)) sb, (void*)gtk_scrollbar_value_changed, this); gtk_range_set_value(sb, pos); - m_scrollPos[dir] = sb->adjustment->value; + m_scrollPos[dir] = gtk_range_get_value(sb); g_signal_handlers_unblock_by_func( sb, (void*)gtk_scrollbar_value_changed, this); @@ -4192,32 +4598,34 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh)) int wxWindowGTK::GetScrollThumb(int orient) const { GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)]; - wxCHECK_MSG( sb, 0, _T("this window is not scrollable") ); + wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") ); - return wxRound(sb->adjustment->page_size); + return wxRound(gtk_adjustment_get_page_size(gtk_range_get_adjustment(sb))); } int wxWindowGTK::GetScrollPos( int orient ) const { GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)]; - wxCHECK_MSG( sb, 0, _T("this window is not scrollable") ); + wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") ); - return wxRound(sb->adjustment->value); + return wxRound(gtk_range_get_value(sb)); } int wxWindowGTK::GetScrollRange( int orient ) const { GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)]; - wxCHECK_MSG( sb, 0, _T("this window is not scrollable") ); + wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") ); - return wxRound(sb->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 // difference due to possible inexactness in floating point arithmetic static inline bool IsScrollIncrement(double increment, double x) { - wxASSERT(increment > 0); + wxASSERT(increment >= 0); + if ( increment == 0. ) + return false; const double tolerance = 1.0 / 1024; return fabs(increment - fabs(x)) < tolerance; } @@ -4227,16 +4635,15 @@ wxEventType wxWindowGTK::GTKGetScrollEventType(GtkRange* range) wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]); const int barIndex = range == m_scrollBar[1]; - GtkAdjustment* adj = range->adjustment; - const int value = wxRound(adj->value); + 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 == wxRound(oldPos)) + if (g_blockEventsOnDrag || wxRound(value) == wxRound(oldPos)) { return wxEVT_NULL; } @@ -4245,14 +4652,15 @@ wxEventType wxWindowGTK::GTKGetScrollEventType(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; } @@ -4314,7 +4722,7 @@ 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 @@ -4329,12 +4737,6 @@ 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) @@ -4345,40 +4747,30 @@ wxWindow* wxFindWindowAtPointer(wxPoint& pt) } // Get the current mouse position. -wxPoint wxGetMousePosition() +void wxGetMousePosition(int* x, int* y) { - /* 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); + GdkDisplay* display = GetDisplay(); +#ifdef __WXGTK3__ + GdkDeviceManager* manager = gdk_display_get_device_manager(display); + GdkDevice* device = gdk_device_manager_get_client_pointer(manager); + gdk_device_get_position(device, NULL, x, y); +#else + gdk_display_get_pointer(display, NULL, x, y, NULL); +#endif +} +wxPoint wxGetMousePosition() +{ + wxPoint pt; + wxGetMousePosition(&pt.x, &pt.y); + return pt; } GdkWindow* wxWindowGTK::GTKGetDrawingWindow() const { GdkWindow* window = NULL; if (m_wxwindow) - window = m_wxwindow->window; + window = gtk_widget_get_window(m_wxwindow); return window; } @@ -4386,80 +4778,38 @@ GdkWindow* wxWindowGTK::GTKGetDrawingWindow() const // freeze/thaw // ---------------------------------------------------------------------------- -extern "C" -{ - -// 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, void* WXUNUSED(data)) -{ - wxASSERT( w && !GTK_WIDGET_NO_WINDOW(w) ); - wxASSERT( GTK_WIDGET_REALIZED(w) ); - - g_signal_handlers_disconnect_by_func - ( - w, - (void*)wx_frozen_widget_realize, - NULL - ); - - gdk_window_freeze_updates(w->window); -} - -} // extern "C" - -void wxWindowGTK::GTKFreezeWidget(GtkWidget *w) +void wxWindowGTK::GTKFreezeWidget(GtkWidget* widget) { - if ( !w || GTK_WIDGET_NO_WINDOW(w) ) - return; // window-less widget, cannot be frozen - - if ( !GTK_WIDGET_REALIZED(w) ) + if (widget && gtk_widget_get_has_window(widget)) { - // 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), - NULL - ); - return; + GdkWindow* window = gtk_widget_get_window(widget); + if (window) + gdk_window_freeze_updates(window); } - - gdk_window_freeze_updates(w->window); } -void wxWindowGTK::GTKThawWidget(GtkWidget *w) +void wxWindowGTK::GTKThawWidget(GtkWidget* widget) { - if ( !w || GTK_WIDGET_NO_WINDOW(w) ) - return; // window-less widget, cannot be frozen - - if ( !GTK_WIDGET_REALIZED(w) ) + if (widget && gtk_widget_get_has_window(widget)) { - // the widget wasn't realized yet, no need to thaw - g_signal_handlers_disconnect_by_func - ( - w, - (void*)wx_frozen_widget_realize, - NULL - ); - return; + GdkWindow* window = gtk_widget_get_window(widget); + if (window) + gdk_window_thaw_updates(window); } - - gdk_window_thaw_updates(w->window); } void wxWindowGTK::DoFreeze() { - GTKFreezeWidget(m_widget); - if ( m_wxwindow && m_widget != m_wxwindow ) - GTKFreezeWidget(m_wxwindow); + GtkWidget* widget = m_wxwindow; + if (widget == NULL) + widget = m_widget; + GTKFreezeWidget(widget); } void wxWindowGTK::DoThaw() { - GTKThawWidget(m_widget); - if ( m_wxwindow && m_widget != m_wxwindow ) - GTKThawWidget(m_wxwindow); + GtkWidget* widget = m_wxwindow; + if (widget == NULL) + widget = m_widget; + GTKThawWidget(widget); }