/////////////////////////////////////////////////////////////////////////////
-// Name: toplevel.cpp
+// Name: src/gtk/toplevel.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// 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 <glib.h>
-#include <gdk/gdk.h>
#include <gtk/gtk.h>
-#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>
#include "wx/gtk/win_gtk.h"
// XA_CARDINAL
#include <X11/Xatom.h>
-// ----------------------------------------------------------------------------
-// idle system
-// ----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
-
// ----------------------------------------------------------------------------
// data
// ----------------------------------------------------------------------------
-extern wxList wxPendingDelete;
-
extern int g_openDialogs;
extern wxWindowGTK *g_delayedFocus;
XFree(wm_hints);
}
-static gint gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
+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
//-----------------------------------------------------------------------------
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();
+ // don't need to install idle handler, its done from "event" signal
switch ( g_sendActivateEvent )
{
switch( win->m_urgency_hint )
{
default:
- gtk_timeout_remove( win->m_urgency_hint );
+ 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
//-----------------------------------------------------------------------------
extern "C" {
-static gint gtk_frame_focus_out_callback( GtkWidget *widget,
+static gboolean gtk_frame_focus_out_callback( GtkWidget *widget,
GdkEventFocus *WXUNUSED(gdk_event),
wxTopLevelWindowGTK *win )
{
- if (g_isIdle)
- wxapp_install_idle_handler();
+ // don't need to install idle handler, its done from "event" signal
// if the focus goes out of our app alltogether, OnIdle() will send
// wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
//-----------------------------------------------------------------------------
extern "C" {
-static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
+static gboolean gtk_frame_focus_callback( GtkWidget *WXUNUSED(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;
}
}
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();
}
}
//-----------------------------------------------------------------------------
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();
+ // don't need to install idle handler, its done from "event" signal
if (win->IsEnabled() &&
(g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
//-----------------------------------------------------------------------------
extern "C" {
-static gint
-gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxTopLevelWindowGTK *win )
+static gboolean
+gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget),
+ GdkEventConfigure *WXUNUSED(event),
+ wxTopLevelWindowGTK *win )
{
- if (g_isIdle)
- wxapp_install_idle_handler();
+ // don't need to install idle handler, its done from "event" signal
if (!win->m_hasVMT || !win->IsShown())
return FALSE;
// 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);
GdkEvent * WXUNUSED(event),
wxTopLevelWindow *win )
{
- win->SetIconizeState(TRUE);
+ win->SetIconizeState(true);
}
}
//-----------------------------------------------------------------------------
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);
}
}
-//-----------------------------------------------------------------------------
-// "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
// ----------------------------------------------------------------------------
child->m_width,
child->m_height );
}
-
- // resize on OnInternalIdle
- parent->GtkUpdateSize();
}
// ----------------------------------------------------------------------------
{
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):
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
{
}
#endif
-#if GTK_CHECK_VERSION(2,4,0)
+#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
if (style & wxSTAY_ON_TOP)
}
#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 );
- 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();
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
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);
PostCreation();
// 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 );
+ 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 );
+ g_signal_connect (m_widget, "configure_event",
+ G_CALLBACK (gtk_frame_configure_callback), this);
// disable native tab traversal
- gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
- GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
+ g_signal_connect (m_widget, "focus",
+ G_CALLBACK (gtk_frame_focus_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;
{
if (m_grabbed)
{
- wxASSERT_MSG( FALSE, _T("Window still grabbed"));
+ wxFAIL_MSG(_T("Window still grabbed"));
RemoveGrab();
}
{
wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
+ if (show == IsShown())
+ return true;
+
if (show && !m_sizeSet)
{
/* by calling GtkOnSize here, we don't have to call
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 );
+ // This seems no longer to be needed and the call
+ // itself is deprecated.
+ //
+ //if (show)
+ // gtk_widget_set_uposition( m_widget, m_x, m_y );
return wxWindow::Show( show );
}
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) )
}
if (width != -1) m_width = width;
if (height != -1) m_height = height;
-
+
/*
if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
{
{
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;
}
}
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::GtkOnSize()
{
- // 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
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;
+ if (client_w < 0)
+ client_w = 0;
+ if (client_h < 0)
+ client_h = 0;
+ // Let the parent perform the resize
gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
m_wxwindow,
client_x, client_y, client_w, client_h );
{
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)
{
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 ) );
}
wxTopLevelWindowBase::SetIcons( icons );
-#ifdef __WXGTK20__
GList *list = NULL;
size_t max = icons.m_icons.GetCount();
}
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__
}
// ----------------------------------------------------------------------------
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
}
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;
}
}
::wxYieldIfNeeded();
if(m_urgency_hint >= 0)
- gtk_timeout_remove(m_urgency_hint);
+ g_source_remove(m_urgency_hint);
m_urgency_hint = -2;
if (flags & wxUSER_ATTENTION_INFO)
{
- m_urgency_hint = gtk_timeout_add(5000, (GtkFunction)gtk_frame_urgency_timer_callback, this);
+ m_urgency_hint = g_timeout_add(5000, (GSourceFunc)gtk_frame_urgency_timer_callback, this);
} else {
m_urgency_hint = -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( 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 <X11/Xlib.h>
+
+/* 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()
+{
+#if GTK_CHECK_VERSION(2,10,0)
+ if (!gtk_check_version(2,10,0))
+ {
+ if (gtk_widget_is_composited (m_widget))
+ return true;
+ }
+ 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