X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/924b84ab9461c95cf5c5386d1091ae0f7a8e7ce7..f31bbefd1070af6162b9deeda9d4e528efbc1b31:/src/gtk/toplevel.cpp diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp index d13acd7d68..3b7ad49c96 100644 --- a/src/gtk/toplevel.cpp +++ b/src/gtk/toplevel.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: toplevel.cpp +// Name: src/gtk/toplevel.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ @@ -7,6 +7,9 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + // ============================================================================ // declarations // ============================================================================ @@ -15,34 +18,24 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "toplevel.h" -#endif - -// For compilers that support precompilation, includes "wx.h". -#include "wx/wxprec.h" - #ifdef __VMS #define XIconifyWindow XICONIFYWINDOW #endif -#include "wx/defs.h" - #include "wx/toplevel.h" -#include "wx/log.h" -#include "wx/dialog.h" -#include "wx/control.h" -#include "wx/app.h" -#include "wx/dcclient.h" + +#ifndef WX_PRECOMP + #include "wx/frame.h" + #include "wx/icon.h" + #include "wx/log.h" + #include "wx/app.h" +#endif + #include "wx/gtk/private.h" -#include "wx/timer.h" -#include "wx/settings.h" #include "wx/evtloop.h" +#include "wx/sysopt.h" -#include -#include #include -#include #include #include "wx/gtk/win_gtk.h" @@ -52,19 +45,10 @@ // XA_CARDINAL #include -// ---------------------------------------------------------------------------- -// idle system -// ---------------------------------------------------------------------------- - -extern void wxapp_install_idle_handler(); -extern bool g_isIdle; - // ---------------------------------------------------------------------------- // data // ---------------------------------------------------------------------------- -extern wxList wxPendingDelete; - extern int g_openDialogs; extern wxWindowGTK *g_delayedFocus; @@ -77,20 +61,57 @@ static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL; // either TRUE or FALSE and an activate event will be sent during the next // OnIdle() call and it is reset to -1: this value means that we shouldn't // send any activate events at all -static int g_sendActivateEvent = -1; +static int g_sendActivateEvent = -1; + +//----------------------------------------------------------------------------- +// RequestUserAttention related functions +//----------------------------------------------------------------------------- + +extern "C" { +static void wxgtk_window_set_urgency_hint (GtkWindow *win, + gboolean setting) +{ + wxASSERT_MSG( GTK_WIDGET_REALIZED(win), wxT("wxgtk_window_set_urgency_hint: GdkWindow not realized") ); + GdkWindow *window = GTK_WIDGET(win)->window; + XWMHints *wm_hints; + + wm_hints = XGetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window)); + + if (!wm_hints) + wm_hints = XAllocWMHints(); + + if (setting) + wm_hints->flags |= XUrgencyHint; + else + wm_hints->flags &= ~XUrgencyHint; + + XSetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window), wm_hints); + XFree(wm_hints); +} + +static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win ) +{ +#if GTK_CHECK_VERSION(2,7,0) + if(!gtk_check_version(2,7,0)) + gtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE); + else +#endif + wxgtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE); + + win->m_urgency_hint = -2; + return FALSE; +} +} //----------------------------------------------------------------------------- // "focus_in_event" //----------------------------------------------------------------------------- extern "C" { -static gint gtk_frame_focus_in_callback( GtkWidget *widget, +static gboolean gtk_frame_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxTopLevelWindowGTK *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - switch ( g_sendActivateEvent ) { case -1: @@ -107,11 +128,33 @@ static gint gtk_frame_focus_in_callback( GtkWidget *widget, g_activeFrame = win; g_lastActiveFrame = g_activeFrame; - + // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() ); - + + // MR: wxRequestUserAttention related block + switch( win->m_urgency_hint ) + { + default: + g_source_remove( win->m_urgency_hint ); + // no break, fallthrough to remove hint too + case -1: +#if GTK_CHECK_VERSION(2,7,0) + if(!gtk_check_version(2,7,0)) + gtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE); + else +#endif + { + wxgtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE); + } + + win->m_urgency_hint = -2; + break; + + case -2: break; + } + wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame); - wxActivateEvent event(wxEVT_ACTIVATE, TRUE, g_activeFrame->GetId()); + wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId()); event.SetEventObject(g_activeFrame); g_activeFrame->GetEventHandler()->ProcessEvent(event); @@ -124,49 +167,30 @@ static gint gtk_frame_focus_in_callback( GtkWidget *widget, //----------------------------------------------------------------------------- extern "C" { -static gint gtk_frame_focus_out_callback( GtkWidget *widget, - GdkEventFocus *WXUNUSED(gdk_event), +static gboolean gtk_frame_focus_out_callback( GtkWidget *widget, + GdkEventFocus *WXUNUSED(gdk_event), wxTopLevelWindowGTK *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - // if the focus goes out of our app alltogether, OnIdle() will send // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset // g_sendActivateEvent to -1 g_sendActivateEvent = 0; - + // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") ); - + // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() ); if (g_activeFrame) { wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame); - wxActivateEvent event(wxEVT_ACTIVATE, FALSE, g_activeFrame->GetId()); + wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId()); event.SetEventObject(g_activeFrame); g_activeFrame->GetEventHandler()->ProcessEvent(event); g_activeFrame = NULL; } - - return FALSE; -} -} - -//----------------------------------------------------------------------------- -// "focus" from m_window -//----------------------------------------------------------------------------- -extern "C" { -static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) ) -{ - if (g_isIdle) - wxapp_install_idle_handler(); - - // This disables GTK's tab traversal - gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus" ); - return TRUE; + return FALSE; } } @@ -177,41 +201,58 @@ static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUS extern "C" { static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - if (!win->m_hasVMT) return; if ((win->m_width != alloc->width) || (win->m_height != alloc->height)) { /* - wxPrintf( "OnSize from " ); + wxPrintf( wxT("gtk_frame_size_callback from ") ); if (win->GetClassInfo() && win->GetClassInfo()->GetClassName()) wxPrintf( win->GetClassInfo()->GetClassName() ); - wxPrintf( " %d %d %d %d\n", (int)alloc->x, + wxPrintf( wxT(" %d %d %d %d\n"), (int)alloc->x, (int)alloc->y, (int)alloc->width, (int)alloc->height ); */ + // Tell the wxWindow class about the new size win->m_width = alloc->width; win->m_height = alloc->height; + win->GtkUpdateSize(); } } } +// ---------------------------------------------------------------------------- +// "size_request" +// ---------------------------------------------------------------------------- + +extern "C" { +void wxgtk_tlw_size_request_callback(GtkWidget * WXUNUSED(widget), + GtkRequisition *requisition, + wxTopLevelWindowGTK *win) +{ + // we must return the size of the window without WM decorations, otherwise + // GTK+ gets confused, so don't call just GetSize() here + int w, h; + win->GTKDoGetSize(&w, &h); + + requisition->height = h; + requisition->width = w; +} +} //----------------------------------------------------------------------------- // "delete_event" //----------------------------------------------------------------------------- extern "C" { -static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxTopLevelWindowGTK *win ) +static gboolean +gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), + GdkEvent *WXUNUSED(event), + wxTopLevelWindowGTK *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - if (win->IsEnabled() && (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) || win->IsGrabbed())) @@ -227,23 +268,20 @@ static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WX //----------------------------------------------------------------------------- extern "C" { -static gint -gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxTopLevelWindowGTK *win ) +static gboolean +gtk_frame_configure_callback( GtkWidget* widget, + GdkEventConfigure *WXUNUSED(event), + wxTopLevelWindowGTK *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - if (!win->m_hasVMT || !win->IsShown()) return FALSE; + wxPoint point; + gtk_window_get_position((GtkWindow*)widget, &point.x, &point.y); - int x = 0; - int y = 0; - gdk_window_get_root_origin( win->m_widget->window, &x, &y ); - win->m_x = x; - win->m_y = y; - - wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() ); + win->m_x = point.x; + win->m_y = point.y; + wxMoveEvent mevent(point, win->GetId()); mevent.SetEventObject( win ); win->GetEventHandler()->ProcessEvent( mevent ); @@ -263,9 +301,6 @@ static void gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), wxTopLevelWindowGTK *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - // 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, @@ -275,13 +310,13 @@ gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), // GTK's shrinking/growing policy if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0) - gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1); + 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.GetIcon(-1).Ok() ) + if ( !iconsOld.IsEmpty() ) { win->SetIcon( wxNullIcon ); win->SetIcons( iconsOld ); @@ -294,12 +329,13 @@ gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), //----------------------------------------------------------------------------- extern "C" { -static void +static gboolean gtk_frame_map_callback( GtkWidget * WXUNUSED(widget), GdkEvent * WXUNUSED(event), wxTopLevelWindow *win ) { - win->SetIconizeState(FALSE); + win->SetIconizeState(false); + return false; } } @@ -308,12 +344,13 @@ gtk_frame_map_callback( GtkWidget * WXUNUSED(widget), //----------------------------------------------------------------------------- extern "C" { -static void +static gboolean gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget), GdkEvent * WXUNUSED(event), wxTopLevelWindow *win ) { - win->SetIconizeState(TRUE); + win->SetIconizeState(true); + return false; } } @@ -322,7 +359,10 @@ gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget), //----------------------------------------------------------------------------- extern "C" { -static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win ) +static gboolean +gtk_window_expose_callback( GtkWidget *widget, + GdkEventExpose *gdk_event, + wxWindow *win ) { GtkPizza *pizza = GTK_PIZZA(widget); @@ -338,88 +378,23 @@ static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_ev } } -//----------------------------------------------------------------------------- -// "draw" of m_client -//----------------------------------------------------------------------------- - -#ifndef __WXGTK20__ - -extern "C" { -static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win ) -{ - GtkPizza *pizza = GTK_PIZZA(widget); - - gtk_paint_flat_box (win->m_widget->style, - pizza->bin_window, GTK_STATE_NORMAL, - GTK_SHADOW_NONE, - rect, - win->m_widget, - (char *)"base", - 0, 0, -1, -1); -} -} - -#endif // GTK+ 1.x - -// ---------------------------------------------------------------------------- -// wxTopLevelWindowGTK itself -// ---------------------------------------------------------------------------- - -//----------------------------------------------------------------------------- -// InsertChild for wxTopLevelWindowGTK -//----------------------------------------------------------------------------- - -/* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because - * C++ has no virtual methods in a constructor. We have to emulate a - * virtual function here as wxWidgets requires different ways to insert - * a child in container classes. */ - -static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child ) -{ - wxASSERT( GTK_IS_WIDGET(child->m_widget) ); - - if (!parent->m_insertInClientArea) - { - // these are outside the client area - wxTopLevelWindowGTK* frame = (wxTopLevelWindowGTK*) parent; - gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget), - GTK_WIDGET(child->m_widget), - child->m_x, - child->m_y, - child->m_width, - child->m_height ); - } - else - { - // these are inside the client area - gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow), - GTK_WIDGET(child->m_widget), - child->m_x, - child->m_y, - child->m_width, - child->m_height ); - } - - // resize on OnInternalIdle - parent->GtkUpdateSize(); -} - // ---------------------------------------------------------------------------- // wxTopLevelWindowGTK creation // ---------------------------------------------------------------------------- void wxTopLevelWindowGTK::Init() { - m_sizeSet = FALSE; + m_sizeSet = false; m_miniEdge = 0; m_miniTitle = 0; m_mainWidget = (GtkWidget*) NULL; - m_insertInClientArea = TRUE; - m_isIconized = FALSE; - m_fsIsShowing = FALSE; - m_themeEnabled = TRUE; + m_isIconized = false; + m_fsIsShowing = false; + m_themeEnabled = true; m_gdkDecor = m_gdkFunc = 0; - m_grabbed = FALSE; + m_grabbed = false; + + m_urgency_hint = -2; } bool wxTopLevelWindowGTK::Create( wxWindow *parent, @@ -438,26 +413,21 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, wxTopLevelWindows.Append( this ); - m_needParent = FALSE; - if (!PreCreation( parent, pos, size ) || !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) { wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") ); - return FALSE; + return false; } m_title = title; - m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow; - // NB: m_widget may be !=NULL if it was created by derived class' Create, // e.g. in wxTaskBarIconAreaGTK if (m_widget == NULL) { if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) { -#ifdef __WXGTK20__ 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): @@ -465,9 +435,6 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, GDK_WINDOW_TYPE_HINT_DIALOG); gtk_window_set_position(GTK_WINDOW(m_widget), GTK_WIN_POS_CENTER_ON_PARENT); -#else - m_widget = gtk_window_new(GTK_WINDOW_DIALOG); -#endif } else { @@ -479,10 +446,10 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, { 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 + // 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. @@ -495,8 +462,8 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, wxWindow *topParent = wxGetTopLevelParent(m_parent); if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) && - (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) || - (style & wxFRAME_FLOAT_ON_PARENT))) + (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) || + (style & wxFRAME_FLOAT_ON_PARENT))) { gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(topParent->m_widget) ); @@ -512,7 +479,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, } #endif -#if GTK_CHECK_VERSION(2,4,0) +#ifdef __WXGTK24__ if (!gtk_check_version(2,4,0)) { if (style & wxSTAY_ON_TOP) @@ -522,14 +489,16 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, } #endif - if (!name.IsEmpty()) - gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) ); +#if 0 + if (!name.empty()) + gtk_window_set_role( GTK_WINDOW(m_widget), wxGTK_CONV( name ) ); +#endif gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) ); GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); - gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event", - GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this ); + 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(); @@ -540,12 +509,8 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, if (m_miniEdge == 0) // wxMiniFrame has its own version. { // For m_mainWidget themes - gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event", - GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this ); -#ifndef __WXGTK20__ - gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw", - GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this ); -#endif + g_signal_connect (m_mainWidget, "expose_event", + G_CALLBACK (gtk_window_expose_callback), this); } // m_wxwindow only represents the client area without toolbar and menubar @@ -560,9 +525,11 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, if (m_parent) m_parent->AddChild( this ); // the user resized the frame by dragging etc. - gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", - GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this ); + g_signal_connect (m_widget, "size_allocate", + G_CALLBACK (gtk_frame_size_callback), this); + g_signal_connect (m_widget, "size_request", + G_CALLBACK (wxgtk_tlw_size_request_callback), this); PostCreation(); if ((m_x != -1) || (m_y != -1)) @@ -572,40 +539,41 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, // we cannot set MWM hints and icons before the widget has // been realized, so we do this directly after realization - gtk_signal_connect( GTK_OBJECT(m_widget), "realize", - GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this ); - - // the only way to get the window size is to connect to this event - gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event", - GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this ); + g_signal_connect (m_widget, "realize", + G_CALLBACK (gtk_frame_realized_callback), this); // map and unmap for iconized state - gtk_signal_connect( GTK_OBJECT(m_widget), "map_event", - GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this ); - gtk_signal_connect( GTK_OBJECT(m_widget), "unmap_event", - GTK_SIGNAL_FUNC(gtk_frame_unmap_callback), (gpointer)this ); + g_signal_connect (m_widget, "map_event", + G_CALLBACK (gtk_frame_map_callback), this); + g_signal_connect (m_widget, "unmap_event", + G_CALLBACK (gtk_frame_unmap_callback), this); - // the only way to get the window size is to connect to this event - gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event", - GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this ); - - // disable native tab traversal - gtk_signal_connect( GTK_OBJECT(m_widget), "focus", - GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this ); + // for wxMoveEvent + g_signal_connect (m_widget, "configure_event", + G_CALLBACK (gtk_frame_configure_callback), this); // activation - gtk_signal_connect( GTK_OBJECT(m_widget), "focus_in_event", - GTK_SIGNAL_FUNC(gtk_frame_focus_in_callback), (gpointer)this ); - gtk_signal_connect( GTK_OBJECT(m_widget), "focus_out_event", - GTK_SIGNAL_FUNC(gtk_frame_focus_out_callback), (gpointer)this ); - + g_signal_connect_after (m_widget, "focus_in_event", + G_CALLBACK (gtk_frame_focus_in_callback), this); + g_signal_connect_after (m_widget, "focus_out_event", + G_CALLBACK (gtk_frame_focus_out_callback), this); + // decorations - if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER)) + if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER)) { m_gdkDecor = 0; m_gdkFunc = 0; } else + if (m_miniEdge > 0) + { + m_gdkDecor = 0; + m_gdkFunc = 0; + + if ((style & wxRESIZE_BORDER) != 0) + m_gdkFunc |= GDK_FUNC_RESIZE; + } + else { m_gdkDecor = (long) GDK_DECOR_BORDER; m_gdkFunc = (long) GDK_FUNC_MOVE; @@ -641,40 +609,51 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, } } - return TRUE; + return true; } wxTopLevelWindowGTK::~wxTopLevelWindowGTK() { if (m_grabbed) { - wxASSERT_MSG( FALSE, _T("Window still grabbed")); + wxFAIL_MSG(_T("Window still grabbed")); RemoveGrab(); } - m_isBeingDeleted = TRUE; + m_isBeingDeleted = true; // it may also be GtkScrolledWindow in the case of an MDI child if (GTK_IS_WINDOW(m_widget)) { gtk_window_set_focus( GTK_WINDOW(m_widget), NULL ); } - + if (g_activeFrame == this) g_activeFrame = NULL; if (g_lastActiveFrame == this) g_lastActiveFrame = NULL; } +bool wxTopLevelWindowGTK::EnableCloseButton( bool enable ) +{ + if (enable) + m_gdkFunc |= GDK_FUNC_CLOSE; + else + m_gdkFunc &= ~GDK_FUNC_CLOSE; + if (GTK_WIDGET_REALIZED(m_widget) && (m_widget->window)) + gdk_window_set_functions( m_widget->window, (GdkWMFunction)m_gdkFunc ); + + return true; +} -bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style ) +bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long) { if (show == m_fsIsShowing) - return FALSE; // return what? + return false; // return what? m_fsIsShowing = show; - + wxX11FullScreenMethod method = wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(), (WXWindow)GDK_ROOT_WINDOW()); @@ -690,8 +669,6 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style ) gtk_window_fullscreen( GTK_WINDOW( m_widget ) ); else gtk_window_unfullscreen( GTK_WINDOW( m_widget ) ); - - return TRUE; } else #endif // GTK+ >= 2.2.0 @@ -700,7 +677,6 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style ) if (show) { - m_fsSaveFlag = style; GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y ); GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height ); @@ -732,7 +708,7 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style ) (WXWindow)GDK_WINDOW_XWINDOW(window), show, &m_fsSaveFrame, method); } - else + else // hide { if (method != wxX11_FS_WMSPEC) { @@ -753,7 +729,12 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style ) } } - return TRUE; + // documented behaviour is to show the window if it's still hidden when + // showing it full screen + if (show) + Show(); + + return true; } // ---------------------------------------------------------------------------- @@ -764,6 +745,9 @@ bool wxTopLevelWindowGTK::Show( bool show ) { wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); + if (show == IsShown()) + return false; + if (show && !m_sizeSet) { /* by calling GtkOnSize here, we don't have to call @@ -771,22 +755,25 @@ bool wxTopLevelWindowGTK::Show( bool show ) much ugly flicker or from within the size_allocate handler, because GTK 1.1.X forbids that. */ - GtkOnSize( m_x, m_y, m_width, m_height ); + GtkOnSize(); } - - if (show) - gtk_widget_set_uposition( m_widget, m_x, m_y ); - - return wxWindow::Show( show ); + + wxTopLevelWindowBase::Show(show); + + if (!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 + // Note that this must be done _after_ the window is hidden. + gtk_window_move((GtkWindow*)m_widget, m_x, m_y); + } + + return true; } void wxTopLevelWindowGTK::Raise() { -#ifdef __WXGTK20__ gtk_window_present( GTK_WINDOW( m_widget ) ); -#else - wxWindow::Raise(); -#endif } void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) ) @@ -794,239 +781,217 @@ void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXU wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") ); } +// ---------------------------------------------------------------------------- +// window geometry +// ---------------------------------------------------------------------------- + +void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const +{ + return wxTopLevelWindowBase::DoGetSize(width, height); +} + +void wxTopLevelWindowGTK::GTKDoSetSize(int width, int height) +{ + // avoid recursions + if (m_resizing) + return; + m_resizing = true; + + int old_width = m_width; + int old_height = m_height; + + if ( width != -1 ) + m_width = width; + if ( height != -1 ) + m_height = height; + + ConstrainSize(); + + if ( m_width != old_width || m_height != old_height ) + { + gtk_window_resize( GTK_WINDOW(m_widget), m_width, m_height ); + + /* we set the size in GtkOnSize, i.e. mostly the actual resizing is + done either directly before the frame is shown or in idle time + so that different calls to SetSize() don't lead to flicker. */ + m_sizeSet = false; + } + + m_resizing = false; +} + void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags ) { - wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); + 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") ); - // avoid recursions - if (m_resizing) - return; - m_resizing = TRUE; + // deal with the position first int old_x = m_x; int old_y = m_y; - int old_width = m_width; - int old_height = m_height; - - if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0) + if ( !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) ) { - if (x != -1) m_x = x; - if (y != -1) m_y = y; + // -1 means "use existing" unless the flag above is specified + if ( x != -1 ) + m_x = x; + if ( y != -1 ) + m_y = y; } - else + else // wxSIZE_ALLOW_MINUS_ONE { m_x = x; m_y = y; } - if (width != -1) m_width = width; - if (height != -1) m_height = height; -/* - if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH) + if ( m_x != old_x || m_y != old_y ) { - if (width == -1) m_width = 80; + gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y ); } - if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT) + + // and now change the size: as we want to set the size of the entire + // window, including decorations, we must adjust the size passed to + // GTKDoSetSize() which takes with the size of undecorated frame only + if ( width != -1 || height != -1 ) { - if (height == -1) m_height = 26; + int wTotal, + hTotal; + DoGetSize(&wTotal, &hTotal); + + int wUndec, + hUndec; + GTKDoGetSize(&wUndec, &hUndec); + + if ( width != -1 ) + width -= wTotal - wUndec; + if ( height != -1 ) + height -= hTotal - hUndec; } -*/ - int minWidth = GetMinWidth(), - minHeight = GetMinHeight(), - maxWidth = GetMaxWidth(), - maxHeight = GetMaxHeight(); - -#ifdef __WXGPE__ - // GPE's window manager doesn't like size hints - // at all, esp. when the user has to use the - // virtual keyboard. - minWidth = -1; - minHeight = -1; - maxWidth = -1; - maxHeight = -1; -#endif - - if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth; - if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight; - if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth; - if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight; + GTKDoSetSize(width, height); +} - if ((m_x != -1) || (m_y != -1)) - { - if ((m_x != old_x) || (m_y != old_y)) - { - gtk_widget_set_uposition( m_widget, m_x, m_y ); - } - } +void wxTopLevelWindowGTK::DoGetSize(int *width, int *height) const +{ + wxCHECK_RET( m_widget, wxT("invalid frame") ); - if ((m_width != old_width) || (m_height != old_height)) + if ( !m_widget->window ) { - if (m_widget->window) - gdk_window_resize( m_widget->window, m_width, m_height ); - else - gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height ); - - /* we set the size in GtkOnSize, i.e. mostly the actual resizing is - done either directly before the frame is shown or in idle time - so that different calls to SetSize() don't lead to flicker. */ - m_sizeSet = FALSE; + // this can happen if we're called before the window is realized, so + // don't assert but just return the stored values + GTKDoGetSize(width, height); + return; } - m_resizing = FALSE; + GdkRectangle rect; + gdk_window_get_frame_extents(m_widget->window, &rect); + + if ( width ) + *width = rect.width; + if ( height ) + *height = rect.height; } void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const { + if ( IsIconized() ) + { + // for consistency with wxMSW, client area is supposed to be empty for + // the iconized windows + if ( width ) + *width = 0; + if ( height ) + *height = 0; + + return; + } + wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); - wxWindow::DoGetClientSize( width, height ); if (height) { - // mini edge - *height -= m_miniEdge*2 + m_miniTitle; + *height = m_height - 2 * m_miniEdge - m_miniTitle; + if (*height < 0) + *height = 0; } if (width) { - *width -= m_miniEdge*2; + *width = m_width - 2 * m_miniEdge; + if (*width < 0) + *width = 0; } } -void wxTopLevelWindowGTK::DoSetClientSize( int width, int height ) +void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH, + int maxW, int maxH, + int incW, int incH ) { - wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); + wxTopLevelWindowBase::DoSetSizeHints( minW, minH, maxW, maxH, incW, incH ); - DoSetSize(-1, -1, - width + m_miniEdge*2, height + m_miniEdge*2 + m_miniTitle, 0); + const wxSize minSize = GetMinSize(); + const wxSize maxSize = GetMaxSize(); + GdkGeometry hints; + int hints_mask = 0; + if (minSize.x > 0 || minSize.y > 0) + { + hints_mask |= GDK_HINT_MIN_SIZE; + hints.min_width = minSize.x > 0 ? minSize.x : 0; + hints.min_height = minSize.y > 0 ? minSize.y : 0; + } + if (maxSize.x > 0 || maxSize.y > 0) + { + hints_mask |= GDK_HINT_MAX_SIZE; + hints.max_width = maxSize.x > 0 ? maxSize.x : INT_MAX; + hints.max_height = maxSize.y > 0 ? maxSize.y : INT_MAX; + } + if (incW > 0 || incH > 0) + { + hints_mask |= GDK_HINT_RESIZE_INC; + hints.width_inc = incW > 0 ? incW : 1; + hints.height_inc = incH > 0 ? incH : 1; + } + gtk_window_set_geometry_hints( + (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask); } -void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), - int width, int height ) -{ - // due to a bug in gtk, x,y are always 0 - // m_x = x; - // m_y = y; +void wxTopLevelWindowGTK::GtkOnSize() +{ // avoid recursions if (m_resizing) return; - m_resizing = TRUE; + m_resizing = true; if ( m_wxwindow == NULL ) return; - m_width = width; - m_height = height; - - /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses - wxWindow::Create to create it's GTK equivalent. m_mainWidget is only - set in wxFrame::Create so it is used to check what kind of frame we - have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we - skip the part which handles m_frameMenuBar, m_frameToolBar and (most - importantly) m_mainWidget */ - - int minWidth = GetMinWidth(), - minHeight = GetMinHeight(), - maxWidth = GetMaxWidth(), - maxHeight = GetMaxHeight(); - -#ifdef __WXGPE__ - // GPE's window manager doesn't like size hints - // at all, esp. when the user has to use the - // virtual keyboard. - minWidth = -1; - minHeight = -1; - maxWidth = -1; - maxHeight = -1; -#endif - - if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth; - if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight; - if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth; - if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight; + ConstrainSize(); if (m_mainWidget) { - // set size hints - gint flag = 0; // GDK_HINT_POS; - GdkGeometry geom; - - if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE; - if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE; - - geom.min_width = minWidth; - geom.min_height = minHeight; - - // Because of the way we set GDK_HINT_MAX_SIZE above, if either of - // maxHeight or maxWidth is set, we must set them both, else the - // remaining -1 will be taken literally. - - // I'm certain this also happens elsewhere, and is the probable - // cause of other such things as: - // Gtk-WARNING **: gtk_widget_size_allocate(): - // attempt to allocate widget with width 65535 and height 600 - // but I don't have time to track them all now.. - // - // Really we need to encapulate all this height/width business and - // stop any old method from ripping at the members directly and - // scattering -1's without regard for who might resolve them later. - - geom.max_width = ( maxHeight == -1 ) ? maxWidth - : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth() - : maxWidth ; - - geom.max_height = ( maxWidth == -1 ) ? maxHeight // ( == -1 here ) - : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight() - : maxHeight ; - - gtk_window_set_geometry_hints( GTK_WINDOW(m_widget), - (GtkWidget*) NULL, - &geom, - (GdkWindowHints) flag ); - - /* I revert back to wxGTK's original behaviour. m_mainWidget holds the - * menubar, the toolbar and the client area, which is represented by - * m_wxwindow. - * this hurts in the eye, but I don't want to call SetSize() - * because I don't want to call any non-native functions here. */ - - int client_x = m_miniEdge; - int client_y = m_miniEdge + m_miniTitle; - int client_w = m_width - 2*m_miniEdge; - int client_h = m_height - 2*m_miniEdge - m_miniTitle; - gtk_pizza_set_size( GTK_PIZZA(m_mainWidget), m_wxwindow, - client_x, client_y, client_w, client_h ); - } - else - { - // If there is no m_mainWidget between m_widget and m_wxwindow there - // is no need to set the size or position of m_wxwindow. + 0, 0, m_width, m_height); } - m_sizeSet = TRUE; + 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; + m_resizing = false; } void wxTopLevelWindowGTK::OnInternalIdle() { if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow)) { - GtkOnSize( m_x, m_y, m_width, m_height ); + GtkOnSize(); // we'll come back later - if (g_isIdle) - wxapp_install_idle_handler(); return; } @@ -1047,15 +1012,15 @@ void wxTopLevelWindowGTK::OnInternalIdle() } wxWindow::OnInternalIdle(); - + // Synthetize activate events. if ( g_sendActivateEvent != -1 ) { bool activate = g_sendActivateEvent != 0; - + // if (!activate) wxPrintf( wxT("de") ); // wxPrintf( wxT("activate\n") ); - + // do it only once g_sendActivateEvent = -1; @@ -1071,13 +1036,12 @@ void wxTopLevelWindowGTK::SetTitle( const wxString &title ) { wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); + if ( title == m_title ) + return; + m_title = title; - gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) ); -} -void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon ) -{ - SetIcons( wxIconBundle( icon ) ); + gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) ); } void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons ) @@ -1086,38 +1050,16 @@ void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons ) wxTopLevelWindowBase::SetIcons( icons ); -#ifdef __WXGTK20__ GList *list = NULL; - size_t max = icons.m_icons.GetCount(); - for (size_t i = 0; i < max; i++) + const size_t numIcons = icons.GetIconCount(); + for ( size_t i = 0; i < numIcons; i++ ) { - if (icons.m_icons[i].Ok()) - { - list = g_list_prepend(list, icons.m_icons[i].GetPixbuf()); - } + list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf()); } + gtk_window_set_icon_list(GTK_WINDOW(m_widget), list); g_list_free(list); - -#else // !__WXGTK20__ - GdkWindow* window = m_widget->window; - if (!window) - return; - - wxIcon icon = icons.GetIcon(-1); - if (icon.Ok()) - { - wxMask *mask = icon.GetMask(); - GdkBitmap *bm = (GdkBitmap *) NULL; - if (mask) bm = mask->GetBitmap(); - - gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm ); - } - - wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ), - (WXWindow)GDK_WINDOW_XWINDOW( window ), icons ); -#endif // !__WXGTK20__ } // ---------------------------------------------------------------------------- @@ -1126,61 +1068,32 @@ void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons ) void wxTopLevelWindowGTK::Maximize(bool maximize) { -#ifdef __WXGTK20__ if (maximize) gtk_window_maximize( GTK_WINDOW( m_widget ) ); else gtk_window_unmaximize( GTK_WINDOW( m_widget ) ); -#else - wxFAIL_MSG( _T("not implemented") ); -#endif } bool wxTopLevelWindowGTK::IsMaximized() const { -#ifdef __WXGTK20__ if(!m_widget->window) return false; return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED; -#else - // wxFAIL_MSG( _T("not implemented") ); - - // This is an approximation - return FALSE; -#endif } void wxTopLevelWindowGTK::Restore() { -#ifdef __WXGTK20__ // "Present" seems similar enough to "restore" gtk_window_present( GTK_WINDOW( m_widget ) ); -#else - wxFAIL_MSG( _T("not implemented") ); -#endif } void wxTopLevelWindowGTK::Iconize( bool iconize ) { -#ifdef __WXGTK20__ if (iconize) gtk_window_iconify( GTK_WINDOW( m_widget ) ); else gtk_window_deiconify( GTK_WINDOW( m_widget ) ); -#else - if (iconize) - { - GdkWindow *window = m_widget->window; - - // you should do it later, for example from OnCreate() handler - wxCHECK_RET( window, _T("frame not created yet - can't iconize") ); - - XIconifyWindow( GDK_WINDOW_XDISPLAY( window ), - GDK_WINDOW_XWINDOW( window ), - DefaultScreen( GDK_DISPLAY() ) ); - } -#endif } bool wxTopLevelWindowGTK::IsIconized() const @@ -1201,9 +1114,9 @@ void wxTopLevelWindowGTK::AddGrab() { if (!m_grabbed) { - m_grabbed = TRUE; + m_grabbed = true; gtk_grab_add( m_widget ); - wxEventLoop().Run(); + wxGUIEventLoop().Run(); gtk_grab_remove( m_widget ); } } @@ -1213,7 +1126,7 @@ void wxTopLevelWindowGTK::RemoveGrab() if (m_grabbed) { gtk_main_quit(); - m_grabbed = FALSE; + m_grabbed = false; } } @@ -1229,24 +1142,17 @@ static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region) } else { -#ifdef __WXGTK20__ - gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0); -#else - wxBitmap bmp = region.ConvertToBitmap(); - bmp.SetMask(new wxMask(bmp, *wxBLACK)); - GdkBitmap* mask = bmp.GetMask()->GetBitmap(); - gdk_window_shape_combine_mask(window, mask, 0, 0); -#endif - return TRUE; + gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0); + return true; } } - return FALSE; + return false; } bool wxTopLevelWindowGTK::SetShape(const wxRegion& region) { - wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), FALSE, + wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false, _T("Shaped windows must be created with the wxFRAME_SHAPED style.")); GdkWindow *window = NULL; @@ -1264,3 +1170,138 @@ bool wxTopLevelWindowGTK::IsActive() return (this == (wxTopLevelWindowGTK*)g_activeFrame); } +void wxTopLevelWindowGTK::RequestUserAttention(int flags) +{ + bool new_hint_value = false; + + // FIXME: This is a workaround to focus handling problem + // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle hasn't + // yet been processed, and the internal focus system is not up to date yet. + // wxYieldIfNeeded ensures the processing of it, but can have unwanted side effects - MR + ::wxYieldIfNeeded(); + + if(m_urgency_hint >= 0) + g_source_remove(m_urgency_hint); + + m_urgency_hint = -2; + + if( GTK_WIDGET_REALIZED(m_widget) && !IsActive() ) + { + new_hint_value = true; + + if (flags & wxUSER_ATTENTION_INFO) + { + m_urgency_hint = g_timeout_add(5000, (GSourceFunc)gtk_frame_urgency_timer_callback, this); + } else { + m_urgency_hint = -1; + } + } + +#if GTK_CHECK_VERSION(2,7,0) + if(!gtk_check_version(2,7,0)) + gtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value); + else +#endif + wxgtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value); +} + +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 + wxWindow::SetWindowStyleFlag(style); + + // just return for now if widget does not exist yet + 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) ) + { + gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), m_windowStyle & wxFRAME_NO_TASKBAR); + } +#endif // GTK+ 2.2 +} + +#include + +/* Get the X Window between child and the root window. + This should usually be the WM managed XID */ +static Window wxGetTopmostWindowX11(Display *dpy, Window child) +{ + Window root, parent; + Window* children; + unsigned int nchildren; + + XQueryTree(dpy, child, &root, &parent, &children, &nchildren); + XFree(children); + + while (parent != root) { + child = parent; + XQueryTree(dpy, child, &root, &parent, &children, &nchildren); + XFree(children); + } + + return child; +} + +bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha) +{ + if (!m_widget || !m_widget->window) + return false; + + Display* dpy = GDK_WINDOW_XDISPLAY (m_widget->window); + // We need to get the X Window that has the root window as the immediate parent + // and m_widget->window as a child. This should be the X Window that the WM manages and + // from which the opacity property is checked from. + Window win = wxGetTopmostWindowX11(dpy, GDK_WINDOW_XID (m_widget->window)); + + unsigned int opacity = alpha * 0x1010101; + + // Using pure Xlib to not have a GTK version check mess due to gtk2.0 not having GdkDisplay + if (alpha == 0xff) + XDeleteProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False)); + else + XChangeProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False), + XA_CARDINAL, 32, PropModeReplace, + (unsigned char *) &opacity, 1L); + XSync(dpy, False); + return true; +} + +bool wxTopLevelWindowGTK::CanSetTransparent() +{ + // allow to override automatic detection as it's far from perfect + static const wxChar *SYSOPT_TRANSPARENT = wxT("gtk.tlw.can-set-transparent"); + if ( wxSystemOptions::HasOption(SYSOPT_TRANSPARENT) ) + { + return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0; + } + +#if GTK_CHECK_VERSION(2,10,0) + if (!gtk_check_version(2,10,0)) + { + return (gtk_widget_is_composited (m_widget)); + } + else +#endif // In case of lower versions than gtk+-2.10.0 we could look for _NET_WM_CM_Sn ourselves + { + return false; + } + +#if 0 // Don't be optimistic here for the sake of wxAUI + int opcode, event, error; + // Check for the existence of a RGBA visual instead? + return XQueryExtension(gdk_x11_get_default_xdisplay (), + "Composite", &opcode, &event, &error); +#endif +}