X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e4161a2a08e622ba55f66610e26892f5fda37e6f..fc5d9e38ee002c024be3019e37b63f1a1d88e7c2:/src/gtk/toplevel.cpp diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp index 51ac28e480..708f0bc2b7 100644 --- a/src/gtk/toplevel.cpp +++ b/src/gtk/toplevel.cpp @@ -38,19 +38,24 @@ #include #include -#include "wx/gtk/win_gtk.h" +#include "wx/gtk/private/win_gtk.h" #include "wx/unix/utilsx11.h" // XA_CARDINAL #include +#if wxUSE_LIBHILDON + #include + #include +#endif // wxUSE_LIBHILDON + // ---------------------------------------------------------------------------- // data // ---------------------------------------------------------------------------- -extern int g_openDialogs; -extern wxWindowGTK *g_delayedFocus; +// this is incremented while a modal dialog is shown +int wxOpenModalDialogsCount = 0; // the frame that is currently active (i.e. its child has focus). It is // used to generate wxActivateEvents @@ -156,7 +161,7 @@ static gboolean gtk_frame_focus_in_callback( GtkWidget *widget, wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame); wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId()); event.SetEventObject(g_activeFrame); - g_activeFrame->GetEventHandler()->ProcessEvent(event); + g_activeFrame->HandleWindowEvent(event); return FALSE; } @@ -186,7 +191,7 @@ gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget), wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame); wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId()); event.SetEventObject(g_activeFrame); - g_activeFrame->GetEventHandler()->ProcessEvent(event); + g_activeFrame->HandleWindowEvent(event); g_activeFrame = NULL; } @@ -196,46 +201,32 @@ gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget), } //----------------------------------------------------------------------------- - -// Get cached size of WM decorations for given GdkWMDecoration. -static wxSize& GetDecorSize(int decor) -{ - // In testing, only the title bar and GDK_DECOR_BORDER made a difference. - // 4 possible combinations of title bar and border - static wxSize size[4]; - - int index = 0; - // title bar - if (decor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE)) - index = 1; - // border - if (decor & GDK_DECOR_BORDER) - index |= 2; - return size[index]; -} - -//----------------------------------------------------------------------------- -// "size_allocate" +// "size_allocate" from m_wxwindow //----------------------------------------------------------------------------- extern "C" { -static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win ) +static void +size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win) { - if (!win->m_hasVMT) - return; - - wxSize sizeDecor; - if (!win->IsFullScreen()) - sizeDecor = GetDecorSize(win->m_gdkDecor); - const int w = alloc->width + sizeDecor.x; - const int h = alloc->height + sizeDecor.y; - - if (win->m_width != w || win->m_height != h) + if (win->m_oldClientWidth != alloc->width || + win->m_oldClientHeight != alloc->height) { - win->m_width = w; - win->m_height = h; + win->m_oldClientWidth = alloc->width; + win->m_oldClientHeight = alloc->height; + + wxSize size(win->m_widget->allocation.width, + win->m_widget->allocation.height); + size += win->m_decorSize; + win->m_width = size.x; + win->m_height = size.y; - win->GtkUpdateSize(); + if (!win->IsIconized()) + { + wxSizeEvent event(size, win->GetId()); + event.SetEventObject(win); + win->HandleWindowEvent(event); + } + // else the window is currently unmapped, don't generate size events } } } @@ -267,7 +258,7 @@ gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), wxTopLevelWindowGTK *win ) { if (win->IsEnabled() && - (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) || + (wxOpenModalDialogsCount == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) || win->IsGrabbed())) win->Close(); @@ -275,7 +266,6 @@ gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), } } - //----------------------------------------------------------------------------- // "configure_event" //----------------------------------------------------------------------------- @@ -296,7 +286,7 @@ gtk_frame_configure_callback( GtkWidget* widget, win->m_y = point.y; wxMoveEvent mevent(point, win->GetId()); mevent.SetEventObject( win ); - win->GetEventHandler()->ProcessEvent( mevent ); + win->HandleWindowEvent( mevent ); return FALSE; } @@ -306,7 +296,7 @@ gtk_frame_configure_callback( GtkWidget* widget, // "realize" from m_widget //----------------------------------------------------------------------------- -// we cannot MWM hints and icons before the widget has been realized, +// we cannot the WM hints and icons before the widget has been realized, // so we do this directly after realization extern "C" { @@ -314,26 +304,23 @@ static void gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), wxTopLevelWindowGTK *win ) { - // All this is for Motif Window Manager "hints" and is supposed to be - // recognized by other WM as well. Not tested. gdk_window_set_decorations(win->m_widget->window, (GdkWMDecoration)win->m_gdkDecor); gdk_window_set_functions(win->m_widget->window, (GdkWMFunction)win->m_gdkFunc); // GTK's shrinking/growing policy - if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0) + if ( !(win->m_gdkFunc & GDK_FUNC_RESIZE) ) gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE); else gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1); - // reset the icon - wxIconBundle iconsOld = win->GetIcons(); - if ( !iconsOld.IsEmpty() ) - { - win->SetIcon( wxNullIcon ); - win->SetIcons( iconsOld ); - } + const wxIconBundle& icons = win->GetIcons(); + if (icons.GetIconCount()) + win->SetIcons(icons); + + if (win->HasFlag(wxFRAME_SHAPED)) + win->SetShape(win->m_shape); // it will really set the window shape now } } @@ -343,31 +330,30 @@ gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), extern "C" { static gboolean -gtk_frame_map_callback( GtkWidget* widget, +gtk_frame_map_callback( GtkWidget*, GdkEvent * WXUNUSED(event), wxTopLevelWindow *win ) { - // Calculate size of WM decorations. - // Done here in case WM does not support the _NET_FRAME_EXTENTS property. - if (win->IsDecorCacheable() && !win->IsFullScreen()) + const bool wasIconized = win->IsIconized(); + win->SetIconizeState(false); + if (wasIconized) { - GdkRectangle rect; - gdk_window_get_frame_extents(widget->window, &rect); - int w, h; - gdk_drawable_get_size(widget->window, &w, &h); - wxSize& decorSize = GetDecorSize(win->m_gdkDecor); - const wxSize size = wxSize(rect.width - w, rect.height - h); - if (decorSize.x != size.x || decorSize.y != size.y) - { - // Update window size and frame extents cache - win->m_width = rect.width; - win->m_height = rect.height; - win->GtkUpdateSize(); - decorSize = size; - } + // Because GetClientSize() returns (0,0) when IsIconized() is true, + // a size event must be generated, just in case GetClientSize() was + // called while iconized. This specifically happens when restoring a + // tlw that was "rolled up" with some WMs. + // Queue a resize rather than sending size event directly to allow + // children to be made visible first. + win->m_oldClientWidth = 0; + gtk_widget_queue_resize(win->m_wxwindow); + } + // it is possible for m_isShown to be false here, see bug #9909 + if (win->wxWindowBase::Show(true)) + { + wxShowEvent eventShow(win->GetId(), true); + eventShow.SetEventObject(win); + win->GetEventHandler()->ProcessEvent(eventShow); } - - win->SetIconizeState(false); return false; } } @@ -387,6 +373,37 @@ gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget), } } +//----------------------------------------------------------------------------- + +bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom) +{ + static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false); + Atom xproperty = gdk_x11_atom_to_xatom_for_display( + gdk_drawable_get_display(window), property); + Atom type; + int format; + gulong nitems, bytes_after; + guchar* data; + Status status = XGetWindowProperty( + gdk_x11_drawable_get_xdisplay(window), + gdk_x11_drawable_get_xid(window), + xproperty, + 0, 4, false, XA_CARDINAL, + &type, &format, &nitems, &bytes_after, &data); + const bool success = status == Success && data && nitems == 4; + if (success) + { + long* p = (long*)data; + if (left) *left = int(p[0]); + if (right) *right = int(p[1]); + if (top) *top = int(p[2]); + if (bottom) *bottom = int(p[3]); + } + if (data) + XFree(data); + return success; +} + //----------------------------------------------------------------------------- // "property_notify_event" from m_widget //----------------------------------------------------------------------------- @@ -397,49 +414,15 @@ static gboolean property_notify_event( { // Watch for changes to _NET_FRAME_EXTENTS property static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false); - if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property && - win->IsDecorCacheable() && !win->IsFullScreen()) + if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property) { - Atom xproperty; -#if GTK_CHECK_VERSION(2, 2, 0) - if (gtk_check_version(2, 2, 0) == NULL) + int left, right, top, bottom; + if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom)) { - xproperty = gdk_x11_atom_to_xatom_for_display( - gdk_drawable_get_display(event->window), property); + const wxSize decorSize = + wxSize(left + right, top + bottom); + win->GTKUpdateDecorSize(decorSize); } - else -#endif - { - xproperty = gdk_x11_atom_to_xatom(property); - } - Atom type; - int format; - gulong nitems, bytes_after; - long* data = NULL; - Status status = XGetWindowProperty( - gdk_x11_drawable_get_xdisplay(event->window), - gdk_x11_drawable_get_xid(event->window), - xproperty, - 0, 4, false, XA_CARDINAL, - &type, &format, &nitems, &bytes_after, (guchar**)&data); - if (status == Success && data && nitems == 4) - { - wxSize& decorSize = GetDecorSize(win->m_gdkDecor); - const wxSize size = - wxSize(int(data[0] + data[1]), int(data[2] + data[3])); - if (decorSize.x != size.x || decorSize.y != size.y) - { - // Update window size and frame extents cache - win->m_width += size.x - decorSize.x; - win->m_height += size.y - decorSize.y; - if (win->m_width < 0) win->m_width = 0; - if (win->m_height < 0) win->m_height = 0; - win->GtkUpdateSize(); - decorSize = size; - } - } - if (data) - XFree(data); } return false; } @@ -451,15 +434,14 @@ static gboolean property_notify_event( void wxTopLevelWindowGTK::Init() { - m_sizeSet = false; - m_miniEdge = 0; - m_miniTitle = 0; m_mainWidget = (GtkWidget*) NULL; m_isIconized = false; m_fsIsShowing = false; m_themeEnabled = true; - m_gdkDecor = m_gdkFunc = 0; + m_gdkDecor = + m_gdkFunc = 0; m_grabbed = false; + m_deferShow = true; m_urgency_hint = -2; } @@ -493,9 +475,17 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, // e.g. in wxTaskBarIconAreaGTK if (m_widget == NULL) { +#if wxUSE_LIBHILDON + // we must create HildonWindow and not a normal GtkWindow as the latter + // doesn't look correctly in Maemo environment and it must also be + // registered with the main program object + m_widget = hildon_window_new(); + hildon_program_add_window(wxTheApp->GetHildonProgram(), + HILDON_WINDOW(m_widget)); +#else // !wxUSE_LIBHILDON + m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL); if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) { - m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL); // Tell WM that this is a dialog window and make it center // on parent by default (this is what GtkDialog ctor does): gtk_window_set_type_hint(GTK_WINDOW(m_widget), @@ -505,26 +495,23 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, } else { - m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL); -#if GTK_CHECK_VERSION(2,1,0) - if (!gtk_check_version(2,1,0)) + if (style & wxFRAME_TOOL_WINDOW) { - if (style & wxFRAME_TOOL_WINDOW) - { - gtk_window_set_type_hint(GTK_WINDOW(m_widget), - GDK_WINDOW_TYPE_HINT_UTILITY); - - // On some WMs, like KDE, a TOOL_WINDOW will still show - // on the taskbar, but on Gnome a TOOL_WINDOW will not. - // For consistency between WMs and with Windows, we - // should set the NO_TASKBAR flag which will apply - // the set_skip_taskbar_hint if it is available, - // ensuring no taskbar entry will appear. - style |= wxFRAME_NO_TASKBAR; - } + gtk_window_set_type_hint(GTK_WINDOW(m_widget), + GDK_WINDOW_TYPE_HINT_UTILITY); + + // On some WMs, like KDE, a TOOL_WINDOW will still show + // on the taskbar, but on Gnome a TOOL_WINDOW will not. + // For consistency between WMs and with Windows, we + // should set the NO_TASKBAR flag which will apply + // the set_skip_taskbar_hint if it is available, + // ensuring no taskbar entry will appear. + style |= wxFRAME_NO_TASKBAR; } -#endif } +#endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON + + g_object_ref(m_widget); } wxWindow *topParent = wxGetTopLevelParent(m_parent); @@ -536,25 +523,15 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, GTK_WINDOW(topParent->m_widget) ); } -#if GTK_CHECK_VERSION(2,2,0) - if (!gtk_check_version(2,2,0)) + if (style & wxFRAME_NO_TASKBAR) { - if (style & wxFRAME_NO_TASKBAR) - { - gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE); - } + gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE); } -#endif -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) + if (style & wxSTAY_ON_TOP) { - if (style & wxSTAY_ON_TOP) - { - gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE); - } + gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE); } -#endif #if 0 if (!name.empty()) @@ -567,14 +544,14 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, g_signal_connect (m_widget, "delete_event", G_CALLBACK (gtk_frame_delete_callback), this); - // m_mainWidget holds the toolbar, the menubar and the client area - m_mainWidget = gtk_pizza_new(); + // m_mainWidget is a GtkVBox, holding the bars and client area (m_wxwindow) + m_mainWidget = gtk_vbox_new(false, 0); gtk_widget_show( m_mainWidget ); GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS ); gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget ); - // m_wxwindow only represents the client area without toolbar and menubar - m_wxwindow = gtk_pizza_new(); + // m_wxwindow is the client area + m_wxwindow = wxPizza::New(); gtk_widget_show( m_wxwindow ); gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow ); @@ -584,9 +561,8 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, if (m_parent) m_parent->AddChild( this ); - // the user resized the frame by dragging etc. - g_signal_connect (m_widget, "size_allocate", - G_CALLBACK (gtk_frame_size_callback), this); + g_signal_connect(m_wxwindow, "size_allocate", + G_CALLBACK(size_allocate), this); g_signal_connect (m_widget, "size_request", G_CALLBACK (wxgtk_tlw_size_request_callback), this); @@ -620,58 +596,50 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, g_signal_connect(m_widget, "property_notify_event", G_CALLBACK(property_notify_event), this); - // decorations - if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER)) - { - m_gdkDecor = 0; - m_gdkFunc = 0; - } - else - if (m_miniEdge > 0) + // translate wx decorations styles into Motif WM hints (they are recognized + // by other WMs as well) + + // always enable moving the window as we have no separate flag for enabling + // it + m_gdkFunc = GDK_FUNC_MOVE; + + if ( style & wxCLOSE_BOX ) + m_gdkFunc |= GDK_FUNC_CLOSE; + + if ( style & wxMINIMIZE_BOX ) + m_gdkFunc |= GDK_FUNC_MINIMIZE; + + if ( style & wxMAXIMIZE_BOX ) + m_gdkFunc |= GDK_FUNC_MAXIMIZE; + + if ( (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER) ) { m_gdkDecor = 0; - m_gdkFunc = 0; - - if ((style & wxRESIZE_BORDER) != 0) - m_gdkFunc |= GDK_FUNC_RESIZE; } - else + else // have border { m_gdkDecor = GDK_DECOR_BORDER; - m_gdkFunc = GDK_FUNC_MOVE; - // All this is for Motif Window Manager "hints" and is supposed to be - // recognized by other WMs as well. - if ((style & wxCAPTION) != 0) - { + if ( style & wxCAPTION ) m_gdkDecor |= GDK_DECOR_TITLE; - } - if ((style & wxCLOSE_BOX) != 0) - { - m_gdkFunc |= GDK_FUNC_CLOSE; - } - if ((style & wxSYSTEM_MENU) != 0) - { + + if ( style & wxSYSTEM_MENU ) m_gdkDecor |= GDK_DECOR_MENU; - } - if ((style & wxMINIMIZE_BOX) != 0) - { - m_gdkFunc |= GDK_FUNC_MINIMIZE; + + if ( style & wxMINIMIZE_BOX ) m_gdkDecor |= GDK_DECOR_MINIMIZE; - } - if ((style & wxMAXIMIZE_BOX) != 0) - { - m_gdkFunc |= GDK_FUNC_MAXIMIZE; + + if ( style & wxMAXIMIZE_BOX ) m_gdkDecor |= GDK_DECOR_MAXIMIZE; - } - if ((style & wxRESIZE_BORDER) != 0) + + if ( style & wxRESIZE_BORDER ) { m_gdkFunc |= GDK_FUNC_RESIZE; m_gdkDecor |= GDK_DECOR_RESIZEH; } } - // m_gdkDecor needs to be set before calling GTKDoGetSize + m_decorSize = GetCachedDecorSize(); int w, h; GTKDoGetSize(&w, &h); gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h); @@ -681,6 +649,15 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, wxTopLevelWindowGTK::~wxTopLevelWindowGTK() { +#if wxUSE_LIBHILDON + // it can also be a (standard) dialog + if ( HILDON_IS_WINDOW(m_widget) ) + { + hildon_program_remove_window(wxTheApp->GetHildonProgram(), + HILDON_WINDOW(m_widget)); + } +#endif // wxUSE_LIBHILDON + if (m_grabbed) { wxFAIL_MSG(_T("Window still grabbed")); @@ -725,12 +702,11 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long) wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(), (WXWindow)GDK_ROOT_WINDOW()); -#if GTK_CHECK_VERSION(2,2,0) // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions // to switch to fullscreen, which is not always available. We must // check if WM supports the spec and use legacy methods if it // doesn't. - if ( (method == wxX11_FS_WMSPEC) && !gtk_check_version(2,2,0) ) + if ( method == wxX11_FS_WMSPEC ) { if (show) gtk_window_fullscreen( GTK_WINDOW( m_widget ) ); @@ -738,7 +714,6 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long) gtk_window_unfullscreen( GTK_WINDOW( m_widget ) ); } else -#endif // GTK+ >= 2.2.0 { GdkWindow *window = m_widget->window; @@ -753,15 +728,11 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long) gint client_x, client_y, root_x, root_y; gint width, height; - if (method != wxX11_FS_WMSPEC) - { - // don't do it always, Metacity hates it - m_fsSaveGdkFunc = m_gdkFunc; - m_fsSaveGdkDecor = m_gdkDecor; - m_gdkFunc = m_gdkDecor = 0; - gdk_window_set_decorations(window, (GdkWMDecoration)0); - gdk_window_set_functions(window, (GdkWMFunction)0); - } + m_fsSaveGdkFunc = m_gdkFunc; + m_fsSaveGdkDecor = m_gdkDecor; + m_gdkFunc = m_gdkDecor = 0; + gdk_window_set_decorations(window, (GdkWMDecoration)0); + gdk_window_set_functions(window, (GdkWMFunction)0); gdk_window_get_origin (m_widget->window, &root_x, &root_y); gdk_window_get_geometry (m_widget->window, &client_x, &client_y, @@ -777,14 +748,10 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long) } else // hide { - if (method != wxX11_FS_WMSPEC) - { - // don't do it always, Metacity hates it - m_gdkFunc = m_fsSaveGdkFunc; - m_gdkDecor = m_fsSaveGdkDecor; - gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor); - gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc); - } + m_gdkFunc = m_fsSaveGdkFunc; + m_gdkDecor = m_fsSaveGdkDecor; + gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor); + gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc); wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(), (WXWindow)GDK_ROOT_WINDOW(), @@ -812,22 +779,71 @@ bool wxTopLevelWindowGTK::Show( bool show ) { wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); - if (show == IsShown()) - return false; - - if (show && !m_sizeSet) + bool deferShow = show && m_deferShow && !m_isShown; + if (deferShow) + { + m_deferShow = + deferShow = !GTK_WIDGET_REALIZED(m_widget) && + gdk_x11_screen_supports_net_wm_hint( + gtk_widget_get_screen(m_widget), + gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) && + g_signal_handler_find(m_widget, + GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA), + g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET), + 0, NULL, NULL, this); + } + if (deferShow) { - /* by calling GtkOnSize here, we don't have to call - either after showing the frame, which would entail - much ugly flicker or from within the size_allocate - handler, because GTK 1.1.X forbids that. */ + // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer + // calling gtk_widget_show() until _NET_FRAME_EXTENTS property + // notification is received, so correct frame extents are known. + // This allows resizing m_widget to keep the overall size in sync with + // what wxWidgets expects it to be without an obvious change in the + // window size immediately after it becomes visible. + + // Realize m_widget, so m_widget->window can be used. Realizing normally + // causes the widget tree to be size_allocated, which generates size + // events in the wrong order. However, the size_allocates will not be + // done if the allocation is not the default (1,1). + const int alloc_width = m_widget->allocation.width; + if (alloc_width == 1) + m_widget->allocation.width = 2; + gtk_widget_realize(m_widget); + if (alloc_width == 1) + m_widget->allocation.width = 1; + + // send _NET_REQUEST_FRAME_EXTENTS + XClientMessageEvent xevent; + memset(&xevent, 0, sizeof(xevent)); + xevent.type = ClientMessage; + xevent.window = gdk_x11_drawable_get_xid(m_widget->window); + xevent.message_type = gdk_x11_atom_to_xatom_for_display( + gdk_drawable_get_display(m_widget->window), + gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)); + xevent.format = 32; + Display* display = gdk_x11_drawable_get_xdisplay(m_widget->window); + XSendEvent(display, DefaultRootWindow(display), false, + SubstructureNotifyMask | SubstructureRedirectMask, + (XEvent*)&xevent); + + // defer calling gtk_widget_show() + m_isShown = true; + return true; + } - GtkOnSize(); + if (show && !GTK_WIDGET_REALIZED(m_widget)) + { + // size_allocate signals occur in reverse order (bottom to top). + // Things work better if the initial wxSizeEvents are sent (from the + // top down), before the initial size_allocate signals occur. + wxSizeEvent event(GetSize(), GetId()); + event.SetEventObject(this); + HandleWindowEvent(event); } - wxTopLevelWindowBase::Show(show); + bool change = wxTopLevelWindowBase::Show(show); - if (!show) + if (change && !show) { // make sure window has a non-default position, so when it is shown // again, it won't be repositioned by WM as if it were a new window @@ -835,7 +851,7 @@ bool wxTopLevelWindowGTK::Show( bool show ) gtk_window_move((GtkWindow*)m_widget, m_x, m_y); } - return true; + return change; } void wxTopLevelWindowGTK::Raise() @@ -855,12 +871,9 @@ void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXU void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const { wxSize size(m_width, m_height); - if (!IsFullScreen()) - { - size -= GetDecorSize(m_gdkDecor); - if (size.x < 0) size.x = 0; - if (size.y < 0) size.y = 0; - } + size -= m_decorSize; + if (size.x < 0) size.x = 0; + if (size.y < 0) size.y = 0; if (width) *width = size.x; if (height) *height = size.y; } @@ -869,10 +882,6 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si { wxCHECK_RET( m_widget, wxT("invalid frame") ); - // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow - wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") ); - - // deal with the position first int old_x = m_x; int old_y = m_y; @@ -896,8 +905,6 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y ); } - m_resizing = true; - const wxSize oldSize(m_width, m_height); if (width >= 0) m_width = width; @@ -909,13 +916,26 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si int w, h; GTKDoGetSize(&w, &h); gtk_window_resize(GTK_WINDOW(m_widget), w, h); - GtkUpdateSize(); + + GetClientSize(&m_oldClientWidth, &m_oldClientHeight); + wxSizeEvent event(GetSize(), GetId()); + event.SetEventObject(this); + HandleWindowEvent(event); } - m_resizing = false; +} + +void wxTopLevelWindowGTK::DoSetClientSize(int width, int height) +{ + if (m_deferShow && !m_isShown) + // Since client size is being explicitly set, don't change it later + m_deferShow = false; + wxTopLevelWindowBase::DoSetClientSize(width, height); } void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const { + wxASSERT_MSG(m_widget, wxT("invalid frame")); + if ( IsIconized() ) { // for consistency with wxMSW, client area is supposed to be empty for @@ -924,25 +944,10 @@ void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const *width = 0; if ( height ) *height = 0; - - return; - } - - wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); - - int w, h; - GTKDoGetSize(&w, &h); - if (width) - { - *width = w - 2 * m_miniEdge; - if (*width < 0) - *width = 0; } - if (height) + else { - *height = h - 2 * m_miniEdge - m_miniTitle; - if (*height < 0) - *height = 0; + GTKDoGetSize(width, height); } } @@ -956,24 +961,23 @@ void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH, const wxSize maxSize = GetMaxSize(); GdkGeometry hints; int hints_mask = 0; - const wxSize sizeDecor = GetDecorSize(m_gdkDecor); if (minSize.x > 0 || minSize.y > 0) { hints_mask |= GDK_HINT_MIN_SIZE; - hints.min_width = minSize.x - sizeDecor.x; + hints.min_width = minSize.x - m_decorSize.x; if (hints.min_width < 0) hints.min_width = 0; - hints.min_height = minSize.y - sizeDecor.y; + hints.min_height = minSize.y - m_decorSize.y; if (hints.min_height < 0) hints.min_height = 0; } if (maxSize.x > 0 || maxSize.y > 0) { hints_mask |= GDK_HINT_MAX_SIZE; - hints.max_width = maxSize.x - sizeDecor.x; + hints.max_width = maxSize.x - m_decorSize.x; if (hints.max_width < 0) hints.max_width = INT_MAX; - hints.max_height = maxSize.y - sizeDecor.y; + hints.max_height = maxSize.y - m_decorSize.y; if (hints.max_height < 0) hints.max_height = INT_MAX; } @@ -987,66 +991,75 @@ void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH, (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask); } -void wxTopLevelWindowGTK::GtkOnSize() +void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize) { - // avoid recursions - if (m_resizing) return; - m_resizing = true; - - if ( m_wxwindow == NULL ) return; - - ConstrainSize(); - - if (m_mainWidget) + if (!IsMaximized() && !IsFullScreen()) + GetCachedDecorSize() = decorSize; + if (m_decorSize != decorSize) { - int w, h; - GTKDoGetSize(&w, &h); - gtk_pizza_set_size( GTK_PIZZA(m_mainWidget), - m_wxwindow, - 0, 0, w, h); + const wxSize diff = decorSize - m_decorSize; + m_decorSize = decorSize; + bool resized = false; + if (m_deferShow) + { + // keep overall size unchanged by shrinking m_widget + int w, h; + GTKDoGetSize(&w, &h); + // but not if size would be less than minimum, it won't take effect + const wxSize minSize = GetMinSize(); + if (w >= minSize.x && h >= minSize.y) + { + gtk_window_resize(GTK_WINDOW(m_widget), w, h); + resized = true; + } + } + if (!resized) + { + // adjust overall size to match change in frame extents + m_width += diff.x; + m_height += diff.y; + if (m_width < 0) m_width = 0; + if (m_height < 0) m_height = 0; + m_oldClientWidth = 0; + gtk_widget_queue_resize(m_wxwindow); + } + } + if (m_deferShow) + { + // gtk_widget_show() was deferred, do it now + m_deferShow = false; + GetClientSize(&m_oldClientWidth, &m_oldClientHeight); + wxSizeEvent sizeEvent(GetSize(), GetId()); + sizeEvent.SetEventObject(this); + HandleWindowEvent(sizeEvent); + + gtk_widget_show(m_widget); + + wxShowEvent showEvent(GetId(), true); + showEvent.SetEventObject(this); + HandleWindowEvent(showEvent); } - - m_sizeSet = true; - - // send size event to frame - wxSizeEvent event( wxSize(m_width,m_height), GetId() ); - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( event ); - - m_resizing = false; } -bool wxTopLevelWindowGTK::IsDecorCacheable() const +wxSize& wxTopLevelWindowGTK::GetCachedDecorSize() { - return true; + static wxSize size[8]; + + int index = 0; + // title bar + if (m_gdkDecor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE)) + index = 1; + // border + if (m_gdkDecor & GDK_DECOR_BORDER) + index |= 2; + // utility window decor can be different + if (m_windowStyle & wxFRAME_TOOL_WINDOW) + index |= 4; + return size[index]; } void wxTopLevelWindowGTK::OnInternalIdle() { - if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow)) - { - GtkOnSize(); - - // we'll come back later - return; - } - - // set the focus if not done yet and if we can already do it - if ( GTK_WIDGET_REALIZED(m_wxwindow) ) - { - if ( g_delayedFocus && - wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this ) - { - wxLogTrace(_T("focus"), - _T("Setting focus from wxTLW::OnIdle() to %s(%s)"), - g_delayedFocus->GetClassInfo()->GetClassName(), - g_delayedFocus->GetLabel().c_str()); - - g_delayedFocus->SetFocus(); - g_delayedFocus = NULL; - } - } - wxWindow::OnInternalIdle(); // Synthetize activate events. @@ -1086,16 +1099,17 @@ void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons ) wxTopLevelWindowBase::SetIcons( icons ); - GList *list = NULL; - - const size_t numIcons = icons.GetIconCount(); - for ( size_t i = 0; i < numIcons; i++ ) + // Setting icons before window is realized can cause a GTK assertion if + // another TLW is realized before this one, and it has this one as it's + // transient parent. The life demo exibits this problem. + if (GTK_WIDGET_REALIZED(m_widget)) { - list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf()); + GList* list = NULL; + for (size_t i = icons.GetIconCount(); i--;) + list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf()); + gtk_window_set_icon_list(GTK_WINDOW(m_widget), list); + g_list_free(list); } - - gtk_window_set_icon_list(GTK_WINDOW(m_widget), list); - g_list_free(list); } // ---------------------------------------------------------------------------- @@ -1191,14 +1205,22 @@ bool wxTopLevelWindowGTK::SetShape(const wxRegion& region) wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false, _T("Shaped windows must be created with the wxFRAME_SHAPED style.")); - GdkWindow *window = NULL; - if (m_wxwindow) + if ( GTK_WIDGET_REALIZED(m_widget) ) + { + if ( m_wxwindow ) + do_shape_combine_region(m_wxwindow->window, region); + + return do_shape_combine_region(m_widget->window, region); + } + else // not realized yet { - window = GTK_PIZZA(m_wxwindow)->bin_window; - do_shape_combine_region(window, region); + // store the shape to set, it will be really set once we're realized + m_shape = region; + + // we don't know if we're going to succeed or fail, be optimistic by + // default + return true; } - window = m_widget->window; - return do_shape_combine_region(window, region); } bool wxTopLevelWindowGTK::IsActive() @@ -1243,10 +1265,8 @@ void wxTopLevelWindowGTK::RequestUserAttention(int flags) void wxTopLevelWindowGTK::SetWindowStyleFlag( long style ) { -#if defined(__WXGTK24__) || GTK_CHECK_VERSION(2,2,0) // Store which styles were changed long styleChanges = style ^ m_windowStyle; -#endif // Process wxWindow styles. This also updates the internal variable // Therefore m_windowStyle bits carry now the _new_ style values @@ -1256,16 +1276,17 @@ void wxTopLevelWindowGTK::SetWindowStyleFlag( long style ) if (!m_widget) return; -#ifdef __WXGTK24__ - if ( (styleChanges & wxSTAY_ON_TOP) && !gtk_check_version(2,4,0) ) - gtk_window_set_keep_above(GTK_WINDOW(m_widget), m_windowStyle & wxSTAY_ON_TOP); -#endif // GTK+ 2.4 -#if GTK_CHECK_VERSION(2,2,0) - if ( (styleChanges & wxFRAME_NO_TASKBAR) && !gtk_check_version(2,2,0) ) + if ( styleChanges & wxSTAY_ON_TOP ) + { + gtk_window_set_keep_above(GTK_WINDOW(m_widget), + m_windowStyle & wxSTAY_ON_TOP); + } + + if ( styleChanges & wxFRAME_NO_TASKBAR ) { - gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), m_windowStyle & wxFRAME_NO_TASKBAR); + gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), + m_windowStyle & wxFRAME_NO_TASKBAR); } -#endif // GTK+ 2.2 } /* Get the X Window between child and the root window.