// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
// ============================================================================
// declarations
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-// 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 <glib.h>
-#include <gdk/gdk.h>
#include <gtk/gtk.h>
-#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>
-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk/private/win_gtk.h"
#include "wx/unix/utilsx11.h"
// XA_CARDINAL
#include <X11/Xatom.h>
+#if wxUSE_LIBHILDON
+ #include <hildon-widgets/hildon-program.h>
+ #include <hildon-widgets/hildon-window.h>
+#endif // wxUSE_LIBHILDON
+
// ----------------------------------------------------------------------------
// data
// ----------------------------------------------------------------------------
-extern wxList wxPendingDelete;
-
-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
static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
{
-#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,7,0)
+#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
GdkEvent *WXUNUSED(event),
wxTopLevelWindowGTK *win )
{
- if (g_isIdle)
- wxapp_install_idle_handler();
-
switch ( g_sendActivateEvent )
{
case -1:
g_source_remove( win->m_urgency_hint );
// no break, fallthrough to remove hint too
case -1:
-#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,7,0)
+#if GTK_CHECK_VERSION(2,7,0)
if(!gtk_check_version(2,7,0))
gtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
else
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;
}
//-----------------------------------------------------------------------------
extern "C" {
-static gboolean gtk_frame_focus_out_callback( GtkWidget *widget,
- GdkEventFocus *WXUNUSED(gdk_event),
- wxTopLevelWindowGTK *win )
+static
+gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget),
+ GdkEventFocus *WXUNUSED(gdk_event),
+ wxTopLevelWindowGTK * WXUNUSED(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
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;
}
}
//-----------------------------------------------------------------------------
-// "focus" from m_window
+// "size_allocate" from m_wxwindow
//-----------------------------------------------------------------------------
extern "C" {
-static gboolean gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
+static void
+size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win)
{
- if (g_isIdle)
- wxapp_install_idle_handler();
+ if (win->m_oldClientWidth != alloc->width ||
+ win->m_oldClientHeight != alloc->height)
+ {
+ win->m_oldClientWidth = alloc->width;
+ win->m_oldClientHeight = alloc->height;
- // This disables GTK's tab traversal
- g_signal_stop_emission_by_name (widget, "focus");
- return TRUE;
+ 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;
+
+ 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
+ }
}
}
-//-----------------------------------------------------------------------------
-// "size_allocate"
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// "size_request"
+// ----------------------------------------------------------------------------
extern "C" {
-static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win )
+static
+void wxgtk_tlw_size_request_callback(GtkWidget * WXUNUSED(widget),
+ GtkRequisition *requisition,
+ 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 " );
- if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
- wxPrintf( win->GetClassInfo()->GetClassName() );
- wxPrintf( " %d %d %d %d\n", (int)alloc->x,
- (int)alloc->y,
- (int)alloc->width,
- (int)alloc->height );
-*/
-
- win->m_width = alloc->width;
- win->m_height = alloc->height;
- win->GtkUpdateSize();
- }
+ // we must return the size of the window without WM decorations, otherwise
+ // GTK+ gets confused, so don't call just GetSize() here
+ win->GTKDoGetSize(&requisition->width, &requisition->height);
}
}
GdkEvent *WXUNUSED(event),
wxTopLevelWindowGTK *win )
{
- if (g_isIdle)
- wxapp_install_idle_handler();
-
if (win->IsEnabled() &&
- (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
+ (wxOpenModalDialogsCount == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
win->IsGrabbed()))
win->Close();
}
}
-
//-----------------------------------------------------------------------------
// "configure_event"
//-----------------------------------------------------------------------------
extern "C" {
static gboolean
-gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget),
+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 );
+ win->HandleWindowEvent( mevent );
return FALSE;
}
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,
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() )
- {
- 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
}
}
//-----------------------------------------------------------------------------
extern "C" {
-static void
-gtk_frame_map_callback( GtkWidget * WXUNUSED(widget),
+static gboolean
+gtk_frame_map_callback( GtkWidget*,
GdkEvent * WXUNUSED(event),
wxTopLevelWindow *win )
{
+ const bool wasIconized = win->IsIconized();
+
win->SetIconizeState(false);
+
+ if (wasIconized)
+ {
+ // 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);
+ }
+
+ return false;
}
}
//-----------------------------------------------------------------------------
extern "C" {
-static void
+static gboolean
gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
GdkEvent * WXUNUSED(event),
wxTopLevelWindow *win )
{
win->SetIconizeState(true);
+ return false;
}
}
-//-----------------------------------------------------------------------------
-// "expose_event" of m_client
//-----------------------------------------------------------------------------
-extern "C" {
-static gboolean
-gtk_window_expose_callback( GtkWidget *widget,
- GdkEventExpose *gdk_event,
- wxWindow *win )
+bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom)
{
- GtkPizza *pizza = GTK_PIZZA(widget);
-
- gtk_paint_flat_box (win->m_widget->style,
- pizza->bin_window, GTK_STATE_NORMAL,
- GTK_SHADOW_NONE,
- &gdk_event->area,
- win->m_widget,
- (char *)"base",
- 0, 0, -1, -1);
-
- return FALSE;
-}
+ 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;
}
-// ----------------------------------------------------------------------------
-// wxTopLevelWindowGTK itself
-// ----------------------------------------------------------------------------
-
//-----------------------------------------------------------------------------
-// InsertChild for wxTopLevelWindowGTK
+// "property_notify_event" from m_widget
//-----------------------------------------------------------------------------
-/* 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 )
+extern "C" {
+static gboolean property_notify_event(
+ GtkWidget*, GdkEventProperty* event, wxTopLevelWindowGTK* win)
{
- wxASSERT( GTK_IS_WIDGET(child->m_widget) );
-
- if (!parent->m_insertInClientArea)
+ // 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)
{
- // 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 );
+ int left, right, top, bottom;
+ if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom))
+ {
+ const wxSize decorSize =
+ wxSize(left + right, top + bottom);
+ win->GTKUpdateDecorSize(decorSize);
+ }
}
-
- // resize on OnInternalIdle
- parent->GtkUpdateSize();
+ return false;
+}
}
// ----------------------------------------------------------------------------
void wxTopLevelWindowGTK::Init()
{
- 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_gdkDecor = m_gdkFunc = 0;
m_grabbed = false;
+ m_deferShow = true;
m_urgency_hint = -2;
}
wxTopLevelWindows.Append( this );
- m_needParent = false;
-
if (!PreCreation( parent, pos, size ) ||
!CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
{
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 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),
}
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);
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())
- gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
+ 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 );
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 );
- if (m_miniEdge == 0) // wxMiniFrame has its own version.
- {
- // For m_mainWidget themes
- 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
- 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 );
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);
PostCreation();
if ((m_x != -1) || (m_y != -1))
gtk_widget_set_uposition( m_widget, m_x, m_y );
- gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
-
// we cannot set MWM hints and icons before the widget has
// been realized, so we do this directly after realization
g_signal_connect (m_widget, "realize",
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
+ // for wxMoveEvent
g_signal_connect (m_widget, "configure_event",
G_CALLBACK (gtk_frame_configure_callback), this);
- // disable native tab traversal
- g_signal_connect (m_widget, "focus",
- G_CALLBACK (gtk_frame_focus_callback), this);
-
// activation
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);
+ gtk_widget_add_events(m_widget, GDK_PROPERTY_CHANGE_MASK);
+ g_signal_connect(m_widget, "property_notify_event",
+ G_CALLBACK(property_notify_event), 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
{
- m_gdkDecor = (long) GDK_DECOR_BORDER;
- m_gdkFunc = (long) GDK_FUNC_MOVE;
+ 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.
}
}
+ m_decorSize = GetCachedDecorSize();
+ int w, h;
+ GTKDoGetSize(&w, &h);
+ gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h);
+
return true;
}
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)
{
- wxASSERT_MSG( false, _T("Window still grabbed"));
+ wxFAIL_MSG(_T("Window still grabbed"));
RemoveGrab();
}
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 );
-bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
+ return true;
+}
+
+bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
{
if (show == m_fsIsShowing)
return false; // return what?
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 ) );
gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
}
else
-#endif // GTK+ >= 2.2.0
{
GdkWindow *window = m_widget->window;
if (show)
{
- m_fsSaveFlag = style;
GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
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,
}
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(),
// documented behaviour is to show the window if it's still hidden when
// showing it full screen
- if ( show && !IsShown() )
+ if (show)
Show();
return true;
{
wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
- if (show && !m_sizeSet)
+ bool deferShow = show && m_deferShow && !m_isShown;
+ 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. */
+ 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)
+ {
+ // 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( m_x, m_y, m_width, m_height );
+ 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);
}
- if (show)
- gtk_widget_set_uposition( m_widget, m_x, m_y );
+ bool change = wxTopLevelWindowBase::Show(show);
- return wxWindow::Show( 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
+ // Note that this must be done _after_ the window is hidden.
+ gtk_window_move((GtkWindow*)m_widget, m_x, m_y);
+ }
+
+ return change;
}
void wxTopLevelWindowGTK::Raise()
wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
}
-void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
-{
- wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
+// ----------------------------------------------------------------------------
+// window geometry
+// ----------------------------------------------------------------------------
- // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
- wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
+void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const
+{
+ wxSize size(m_width, m_height);
+ 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;
+}
- // avoid recursions
- if (m_resizing)
- return;
- m_resizing = true;
+void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
+{
+ wxCHECK_RET( m_widget, wxT("invalid frame") );
+ // 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 (width == -1) m_width = 80;
- }
-
- if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
- {
- if (height == -1) m_height = 26;
- }
-*/
-
- 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;
- if ((m_x != -1) || (m_y != -1))
+ if ( m_x != old_x || m_y != old_y )
{
- if ((m_x != old_x) || (m_y != old_y))
- {
- gtk_widget_set_uposition( m_widget, m_x, m_y );
- }
+ gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y );
}
- if ((m_width != old_width) || (m_height != old_height))
+ const wxSize oldSize(m_width, m_height);
+ if (width >= 0)
+ m_width = width;
+ if (height >= 0)
+ m_height = height;
+ ConstrainSize();
+ if (m_width != oldSize.x || m_height != oldSize.y)
{
- 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;
+ int w, h;
+ GTKDoGetSize(&w, &h);
+ gtk_window_resize(GTK_WINDOW(m_widget), w, h);
+
+ 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 != NULL), wxT("invalid frame") );
+ wxASSERT_MSG(m_widget, wxT("invalid frame"));
- wxWindow::DoGetClientSize( width, height );
- if (height)
+ if ( IsIconized() )
{
- // mini edge
- *height -= m_miniEdge*2 + m_miniTitle;
+ // for consistency with wxMSW, client area is supposed to be empty for
+ // the iconized windows
+ if ( width )
+ *width = 0;
+ if ( height )
+ *height = 0;
}
- if (width)
+ else
{
- *width -= m_miniEdge*2;
+ GTKDoGetSize(width, height);
}
}
-void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
-{
- wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
-
- DoSetSize(-1, -1,
- width + m_miniEdge*2, height + m_miniEdge*2 + m_miniTitle, 0);
-}
-
-void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
- int width, int height )
+void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH,
+ int maxW, int maxH,
+ int incW, int incH )
{
- // due to a bug in gtk, x,y are always 0
- // m_x = x;
- // m_y = y;
-
- // avoid recursions
- if (m_resizing) return;
- 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;
+ wxTopLevelWindowBase::DoSetSizeHints( minW, minH, maxW, maxH, incW, incH );
- if (m_mainWidget)
+ const wxSize minSize = GetMinSize();
+ const wxSize maxSize = GetMaxSize();
+ GdkGeometry hints;
+ int hints_mask = 0;
+ if (minSize.x > 0 || minSize.y > 0)
{
- // 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 );
+ hints_mask |= GDK_HINT_MIN_SIZE;
+ hints.min_width = minSize.x - m_decorSize.x;
+ if (hints.min_width < 0)
+ hints.min_width = 0;
+ hints.min_height = minSize.y - m_decorSize.y;
+ if (hints.min_height < 0)
+ hints.min_height = 0;
}
- else
+ if (maxSize.x > 0 || maxSize.y > 0)
{
- // 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.
+ hints_mask |= GDK_HINT_MAX_SIZE;
+ hints.max_width = maxSize.x - m_decorSize.x;
+ if (hints.max_width < 0)
+ hints.max_width = INT_MAX;
+ hints.max_height = maxSize.y - m_decorSize.y;
+ if (hints.max_height < 0)
+ hints.max_height = INT_MAX;
}
-
- 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;
-}
-
-void wxTopLevelWindowGTK::OnInternalIdle()
-{
- if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
+ if (incW > 0 || incH > 0)
{
- GtkOnSize( m_x, m_y, m_width, m_height );
-
- // we'll come back later
- if (g_isIdle)
- wxapp_install_idle_handler();
- return;
+ 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);
+}
- // set the focus if not done yet and if we can already do it
- if ( GTK_WIDGET_REALIZED(m_wxwindow) )
+void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
+{
+ if (!IsMaximized() && !IsFullScreen())
+ GetCachedDecorSize() = decorSize;
+ if (m_decorSize != decorSize)
{
- if ( g_delayedFocus &&
- wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
+ const wxSize diff = decorSize - m_decorSize;
+ m_decorSize = decorSize;
+ bool resized = false;
+ if (m_deferShow)
{
- 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;
+ // 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);
}
+}
+
+wxSize& wxTopLevelWindowGTK::GetCachedDecorSize()
+{
+ 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()
+{
wxWindow::OnInternalIdle();
// Synthetize activate events.
gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
}
-void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
-{
- SetIcons( wxIconBundle( icon ) );
-}
-
void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
{
wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
wxTopLevelWindowBase::SetIcons( icons );
- GList *list = NULL;
- size_t max = icons.m_icons.GetCount();
-
- for (size_t i = 0; i < max; 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))
{
- if (icons.m_icons[i].Ok())
- {
- list = g_list_prepend(list, icons.m_icons[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);
}
// ----------------------------------------------------------------------------
{
m_grabbed = true;
gtk_grab_add( m_widget );
- wxEventLoop().Run();
+ wxGUIEventLoop().Run();
gtk_grab_remove( m_widget );
}
}
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) )
{
- window = GTK_PIZZA(m_wxwindow)->bin_window;
- do_shape_combine_region(window, region);
+ if ( m_wxwindow )
+ do_shape_combine_region(m_wxwindow->window, region);
+
+ return do_shape_combine_region(m_widget->window, region);
+ }
+ else // not realized yet
+ {
+ // 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()
}
}
-#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,7,0)
+#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
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);
+ }
+}
+
+/* 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));
+
+
+ // 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
{
- gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), m_windowStyle & wxFRAME_NO_TASKBAR);
+ long opacity = alpha * 0x1010101L;
+ XChangeProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False),
+ XA_CARDINAL, 32, PropModeReplace,
+ (unsigned char *) &opacity, 1L);
}
-#endif // GTK+ 2.2
+ 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
}
projects / wxWidgets.git / blobdiff