static void
na_tray_manager_set_visual_property (NaTrayManager *manager)
{
#ifdef GDK_WINDOWING_X11
GdkWindow *window;
GdkDisplay *display;
Visual *xvisual;
Atom visual_atom;
gulong data[1];
if (!manager->invisible)
return;
window = gtk_widget_get_window (manager->invisible);
if (!window)
return;
/* The visual property is a hint to the tray icons as to what visual they
* should use for their windows. If the X server has RGBA colormaps, then
* we tell the tray icons to use a RGBA colormap and we'll composite the
* icon onto its parents with real transparency. Otherwise, we just tell
* the icon to use our colormap, and we'll do some hacks with parent
* relative backgrounds to simulate transparency.
*/
display = gtk_widget_get_display (manager->invisible);
visual_atom = gdk_x11_get_xatom_by_name_for_display (display,
"_NET_SYSTEM_TRAY_VISUAL");
if (gdk_screen_get_rgba_visual (manager->screen) != NULL &&
gdk_display_supports_composite (display))
{
xvisual = GDK_VISUAL_XVISUAL (gdk_screen_get_rgba_visual (manager->screen));
}
else
{
/* We actually want the visual of the tray where the icons will
* be embedded. In almost all cases, this will be the same as the visual
* of the screen.
*/
GdkColormap *colormap;
colormap = gdk_screen_get_default_colormap (manager->screen);
xvisual = GDK_VISUAL_XVISUAL (gdk_colormap_get_visual (colormap));
}
data[0] = XVisualIDFromVisual (xvisual);
XChangeProperty (GDK_DISPLAY_XDISPLAY (display),
GDK_WINDOW_XWINDOW (window),
visual_atom,
XA_VISUALID, 32,
PropModeReplace,
(guchar *) &data, 1);
#endif
}
// Look for an existing Colormap that known to be associated with visual.
static Colormap
LookupColormapForVisual(const Screen* screen, const Visual* visual)
{
// common case
if (visual == DefaultVisualOfScreen(screen))
return DefaultColormapOfScreen(screen);
#ifdef MOZ_WIDGET_GTK2
// I wish there were a gdk_x11_display_lookup_screen.
Display* dpy = DisplayOfScreen(screen);
GdkDisplay* gdkDpy = gdk_x11_lookup_xdisplay(dpy);
if (gdkDpy) {
gint screen_num = 0;
for (int s = 0; s < ScreenCount(dpy); ++s) {
if (ScreenOfDisplay(dpy, s) == screen) {
screen_num = s;
break;
}
}
GdkScreen* gdkScreen = gdk_display_get_screen(gdkDpy, screen_num);
GdkColormap* gdkColormap = NULL;
if (visual ==
GDK_VISUAL_XVISUAL(gdk_screen_get_rgb_visual(gdkScreen))) {
// widget/src/gtk2/mozcontainer.c uses gdk_rgb_get_colormap()
// which is inherited by child widgets, so this is the visual
// expected when drawing directly to widget surfaces or surfaces
// created using cairo_surface_create_similar with
// CAIRO_CONTENT_COLOR.
// gdk_screen_get_rgb_colormap is the generalization of
// gdk_rgb_get_colormap for any screen.
gdkColormap = gdk_screen_get_rgb_colormap(gdkScreen);
}
else if (visual ==
GDK_VISUAL_XVISUAL(gdk_screen_get_rgba_visual(gdkScreen))) {
// This is the visual expected on displays with the Composite
// extension enabled when the surface has been created using
// cairo_surface_create_similar with CAIRO_CONTENT_COLOR_ALPHA,
// as happens with non-unit opacity.
gdkColormap = gdk_screen_get_rgba_colormap(gdkScreen);
}
if (gdkColormap != NULL)
return GDK_COLORMAP_XCOLORMAP(gdkColormap);
}
#endif
return None;
}
static cairo_t *
gdk_cairo_create (GdkDrawable *drawable)
{
int width, height;
cairo_t *cr = NULL;
cairo_surface_t *surface = NULL;
GdkVisual *visual = gdk_drawable_get_visual (drawable);
gdk_drawable_get_size (drawable, &width, &height);
if (visual)
surface = cairo_xlib_surface_create (GDK_DRAWABLE_XDISPLAY (drawable),
GDK_DRAWABLE_XID (drawable),
GDK_VISUAL_XVISUAL (visual),
width, height);
else if (gdk_drawable_get_depth (drawable) == 1)
surface = cairo_xlib_surface_create_for_bitmap
(GDK_PIXMAP_XDISPLAY (drawable),
GDK_PIXMAP_XID (drawable),
GDK_SCREEN_XSCREEN (gdk_drawable_get_screen (drawable)),
width, height);
else {
g_warning ("Using Cairo rendering requires the drawable argument to\n"
"have a specified colormap. All windows have a colormap,\n"
"however, pixmaps only have colormap by default if they\n"
"were created with a non-NULL window argument. Otherwise\n"
"a colormap must be set on them with "
"gdk_drawable_set_colormap");
return NULL;
}
if (surface) {
cr = cairo_create (surface);
cairo_surface_destroy (surface);
}
return cr;
}
static gboolean
parent_set_hook(GSignalInvocationHint*, guint, const GValue* param_values, void* data)
{
wxGLCanvas* win = (wxGLCanvas*)data;
if (g_value_peek_pointer(¶m_values[0]) == win->m_wxwindow)
{
const XVisualInfo* xvi = win->GetXVisualInfo();
GdkVisual* visual = gtk_widget_get_visual(win->m_wxwindow);
if (GDK_VISUAL_XVISUAL(visual)->visualid != xvi->visualid)
{
GdkScreen* screen = gtk_widget_get_screen(win->m_wxwindow);
visual = gdk_x11_screen_lookup_visual(screen, xvi->visualid);
#ifdef __WXGTK3__
gtk_widget_set_visual(win->m_wxwindow, visual);
#else
GdkColormap* colormap = gdk_colormap_new(visual, false);
gtk_widget_set_colormap(win->m_wxwindow, colormap);
g_object_unref(colormap);
#endif
}
// remove hook
return false;
}
return true;
}
void image_to_pixmap(image *img, GdkPixmap *pm, int w, int h)
{
int realw, realh;
int need_free;
imlib_context_set_image(img->image);
realw = imlib_image_get_width();
realh = imlib_image_get_height();
if (w != realw || h != realh) {
Imlib_Image newimg;
newimg = imlib_create_cropped_scaled_image(0, 0, realw, realh, w, h);
imlib_context_set_image(newimg);
need_free = TRUE;
} else
need_free = FALSE;
imlib_context_set_display(GDK_WINDOW_XDISPLAY(pm));
imlib_context_set_visual(GDK_VISUAL_XVISUAL(gdk_visual_get_system()));
imlib_context_set_colormap
(GDK_COLORMAP_XCOLORMAP(gdk_colormap_get_system()));
imlib_context_set_drawable(GDK_WINDOW_XWINDOW(pm));
imlib_context_set_blend(1);
imlib_render_image_on_drawable(0, 0);
if (need_free)
imlib_free_image();
}
static Picture
gdk_x11_drawable_get_picture (GdkDrawable *drawable)
{
GdkDrawableImplX11 *impl = GDK_DRAWABLE_IMPL_X11 (drawable);
if (!impl->picture)
{
Display *xdisplay = GDK_SCREEN_XDISPLAY (impl->screen);
XRenderPictFormat *format;
GdkVisual *visual = gdk_drawable_get_visual (GDK_DRAWABLE_IMPL_X11 (drawable)->wrapper);
if (!visual)
return None;
format = XRenderFindVisualFormat (xdisplay, GDK_VISUAL_XVISUAL (visual));
if (format)
{
XRenderPictureAttributes attributes;
attributes.graphics_exposures = False;
impl->picture = XRenderCreatePicture (xdisplay, impl->xid, format,
CPGraphicsExposure, &attributes);
}
}
return impl->picture;
}
NetscapePluginX11::NetscapePluginX11(NetscapePlugin& plugin, Display* display, uint64_t windowID)
: m_plugin(plugin)
, m_pluginDisplay(display)
, m_windowID(windowID)
{
// It seems flash needs the socket to be in the same process,
// I guess it uses gdk_window_lookup(), so we create a new socket here
// containing a plug with the UI process socket embedded.
m_platformPluginWidget = gtk_plug_new(static_cast<Window>(windowID));
// Hide the GtkPlug on delete-event since we assume the widget is valid while the plugin is active.
// platformDestroy() will be called anyway right after the delete-event.
g_signal_connect(m_platformPluginWidget, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), nullptr);
GtkWidget* socket = gtk_socket_new();
// Do not show the plug widget until the socket is connected.
g_signal_connect_swapped(socket, "plug-added", G_CALLBACK(gtk_widget_show), m_platformPluginWidget);
g_signal_connect(socket, "plug-removed", G_CALLBACK(socketPlugRemovedCallback), nullptr);
gtk_container_add(GTK_CONTAINER(m_platformPluginWidget), socket);
gtk_widget_show(socket);
Display* hostDisplay = x11HostDisplay();
m_npWindowID = gtk_socket_get_id(GTK_SOCKET(socket));
GdkWindow* window = gtk_widget_get_window(socket);
m_setWindowCallbackStruct.display = GDK_WINDOW_XDISPLAY(window);
m_setWindowCallbackStruct.visual = GDK_VISUAL_XVISUAL(gdk_window_get_visual(window));
m_setWindowCallbackStruct.depth = gdk_visual_get_depth(gdk_window_get_visual(window));
m_setWindowCallbackStruct.colormap = XCreateColormap(hostDisplay, GDK_ROOT_WINDOW(), m_setWindowCallbackStruct.visual, AllocNone);
XFlush(hostDisplay);
}
static gboolean
parent_set_hook(GSignalInvocationHint*, guint, const GValue* param_values, void* data)
{
wxGLCanvas* win = (wxGLCanvas*)data;
if (g_value_peek_pointer(¶m_values[0]) == win->m_wxwindow)
{
const XVisualInfo* xvi = (XVisualInfo*)win->m_vi;
GdkVisual* visual = gtk_widget_get_visual(win->m_wxwindow);
if (GDK_VISUAL_XVISUAL(visual)->visualid != xvi->visualid)
{
#if GTK_CHECK_VERSION(2, 2, 0)
if (gtk_check_version(2, 2, 0) == NULL)
{
GdkScreen* screen = gtk_widget_get_screen(win->m_wxwindow);
visual = gdk_x11_screen_lookup_visual(screen, xvi->visualid);
}
else
#endif
{
visual = gdkx_visual_get(xvi->visualid);
}
GdkColormap* colormap = gdk_colormap_new(visual, false);
gtk_widget_set_colormap(win->m_wxwindow, colormap);
g_object_unref(colormap);
}
// remove hook
return false;
}
return true;
}
std::unique_ptr<BackingStoreBackendCairo> BackingStore::createBackend()
{
#if PLATFORM(GTK) && PLATFORM(X11)
const auto& sharedDisplay = PlatformDisplay::sharedDisplay();
if (is<PlatformDisplayX11>(sharedDisplay)) {
GdkVisual* visual = gtk_widget_get_visual(m_webPageProxy.viewWidget());
GdkScreen* screen = gdk_visual_get_screen(visual);
ASSERT(downcast<PlatformDisplayX11>(sharedDisplay).native() == GDK_SCREEN_XDISPLAY(screen));
return std::make_unique<BackingStoreBackendCairoX11>(downcast<PlatformDisplayX11>(sharedDisplay).native(), GDK_WINDOW_XID(gdk_screen_get_root_window(screen)),
GDK_VISUAL_XVISUAL(visual), gdk_visual_get_depth(visual), m_size, m_deviceScaleFactor);
}
#endif
IntSize scaledSize = m_size;
scaledSize.scale(m_deviceScaleFactor);
#if PLATFORM(GTK)
RefPtr<cairo_surface_t> surface = adoptRef(gdk_window_create_similar_surface(gtk_widget_get_window(m_webPageProxy.viewWidget()),
CAIRO_CONTENT_COLOR_ALPHA, scaledSize.width(), scaledSize.height()));
#else
RefPtr<cairo_surface_t> surface = adoptRef(cairo_image_surface_create(CAIRO_FORMAT_ARGB32, scaledSize.width(), scaledSize.height()));
#endif
cairoSurfaceSetDeviceScale(surface.get(), m_deviceScaleFactor, m_deviceScaleFactor);
return std::make_unique<BackingStoreBackendCairoImpl>(surface.get(), m_size);
}
nsresult nsPluginNativeWindowGtk2::CreateXEmbedWindow() {
NS_ASSERTION(!mSocketWidget,"Already created a socket widget!");
GdkWindow *parent_win = gdk_window_lookup((XID)window);
mSocketWidget = gtk_socket_new();
//attach the socket to the container widget
gtk_widget_set_parent_window(mSocketWidget, parent_win);
// Make sure to handle the plug_removed signal. If we don't the
// socket will automatically be destroyed when the plug is
// removed, which means we're destroying it more than once.
// SYNTAX ERROR.
g_signal_connect(mSocketWidget, "plug_removed",
G_CALLBACK(plug_removed_cb), NULL);
g_signal_connect(mSocketWidget, "unrealize",
G_CALLBACK(socket_unrealize_cb), NULL);
g_signal_connect(mSocketWidget, "destroy",
G_CALLBACK(gtk_widget_destroyed), &mSocketWidget);
gpointer user_data = NULL;
gdk_window_get_user_data(parent_win, &user_data);
GtkContainer *container = GTK_CONTAINER(user_data);
gtk_container_add(container, mSocketWidget);
gtk_widget_realize(mSocketWidget);
// The GtkSocket has a visible window, but the plugin's XEmbed plug will
// cover this window. Normally GtkSockets let the X server paint their
// background and this would happen immediately (before the plug is
// created). Setting the background to None prevents the server from
// painting this window, avoiding flicker.
gdk_window_set_back_pixmap(mSocketWidget->window, NULL, FALSE);
// Resize before we show
SetAllocation();
gtk_widget_show(mSocketWidget);
gdk_flush();
window = (void*)gtk_socket_get_id(GTK_SOCKET(mSocketWidget));
// Fill out the ws_info structure.
// (The windowless case is done in nsObjectFrame.cpp.)
GdkWindow *gdkWindow = gdk_window_lookup((XID)window);
if(!gdkWindow)
return NS_ERROR_FAILURE;
mWsInfo.display = GDK_WINDOW_XDISPLAY(gdkWindow);
mWsInfo.colormap = GDK_COLORMAP_XCOLORMAP(gdk_drawable_get_colormap(gdkWindow));
GdkVisual* gdkVisual = gdk_drawable_get_visual(gdkWindow);
mWsInfo.visual = GDK_VISUAL_XVISUAL(gdkVisual);
mWsInfo.depth = gdkVisual->depth;
return NS_OK;
}
static gboolean
gdk_gl_pixmap_impl_x11_make_context_current (GdkGLDrawable *draw,
GdkGLDrawable *read,
GdkGLContext *glcontext)
{
GdkGLConfig *glconfig;
GLXPixmap glxpixmap;
GLXContext glxcontext;
g_return_val_if_fail (GDK_IS_GL_PIXMAP_IMPL_X11 (draw), FALSE);
g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), FALSE);
glconfig = GDK_GL_PIXMAP_IMPL_X11 (draw)->glconfig;
glxpixmap = GDK_GL_PIXMAP_IMPL_X11 (draw)->glxpixmap;
glxcontext = GDK_GL_CONTEXT_GLXCONTEXT (glcontext);
if (glxpixmap == None || glxcontext == NULL)
return FALSE;
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
GDK_GL_NOTE (MISC,
g_message (" -- Pixmap: screen number = %d",
GDK_SCREEN_XNUMBER (gdk_drawable_get_screen (GDK_DRAWABLE (draw)))));
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
GDK_GL_NOTE (MISC,
g_message (" -- Pixmap: visual id = 0x%lx",
GDK_VISUAL_XVISUAL (gdk_drawable_get_visual (GDK_DRAWABLE (draw)))->visualid));
GDK_GL_NOTE_FUNC_IMPL ("glXMakeCurrent");
if (!glXMakeCurrent (GDK_GL_CONFIG_XDISPLAY (glconfig), glxpixmap, glxcontext))
{
g_warning ("glXMakeCurrent() failed");
_gdk_gl_context_set_gl_drawable (glcontext, NULL);
/* currently unused. */
/* _gdk_gl_context_set_gl_drawable_read (glcontext, NULL); */
return FALSE;
}
_gdk_gl_context_set_gl_drawable (glcontext, draw);
/* currently unused. */
/* _gdk_gl_context_set_gl_drawable_read (glcontext, read); */
if (_GDK_GL_CONFIG_AS_SINGLE_MODE (glconfig))
{
/* We do this because we are treating a double-buffered frame
buffer as a single-buffered frame buffer because the system
does not appear to export any suitable single-buffered
visuals (in which the following are necessary). */
glDrawBuffer (GL_FRONT);
glReadBuffer (GL_FRONT);
}
GDK_GL_NOTE (MISC, _gdk_gl_print_gl_info ());
return TRUE;
}
/* private at present... */
gboolean
_gdk_x11_gl_overlay_get_info (GdkVisual *visual,
GdkGLOverlayInfo *overlay_info)
{
__SOVPropArray *sov_props;
VisualID xvisualid;
int i;
GDK_GL_NOTE_FUNC_PRIVATE ();
g_return_val_if_fail (GDK_IS_VISUAL (visual), FALSE);
g_return_val_if_fail (overlay_info != NULL, FALSE);
/* Get SOV properties. */
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
sov_props = gdk_gl_overlay_get_sov_props (gdk_visual_get_screen (visual));
#else /* GDKGLEXT_MULTIHEAD_SUPPORT */
sov_props = gdk_gl_overlay_get_sov_props (NULL);
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
/* Look up SOV property for the visual. */
xvisualid = GDK_VISUAL_XVISUAL (visual)->visualid;
for (i = 0; i < sov_props->num; i++)
{
if ((VisualID) (sov_props->prop[i].overlay_visual) == xvisualid)
{
overlay_info->visual = visual;
overlay_info->transparent_type = sov_props->prop[i].transparent_type;
overlay_info->value = sov_props->prop[i].value;
overlay_info->layer = sov_props->prop[i].layer;
GDK_GL_NOTE (MISC, g_message (" -- overlay visual"));
GDK_GL_NOTE (MISC, g_print ("transparent_type = %d\n",
overlay_info->transparent_type));
GDK_GL_NOTE (MISC, g_print ("value = %u\n",
overlay_info->value));
GDK_GL_NOTE (MISC, g_print ("layer = %d\n",
overlay_info->layer));
return TRUE;
}
}
/* meaningless */
overlay_info->visual = visual;
overlay_info->transparent_type = GDK_GL_OVERLAY_TRANSPARENT_NONE;
overlay_info->value = 0;
overlay_info->layer = 0;
GDK_GL_NOTE (MISC, g_message (" -- not overlay visual"));
return FALSE;
}
GtkWidget*
gtk_xtbin_new (GdkWindow *parent_window, String * f)
{
GtkXtBin *xtbin;
gpointer user_data;
assert(parent_window != NULL);
xtbin = g_object_new (GTK_TYPE_XTBIN, NULL);
if (!xtbin)
return (GtkWidget*)NULL;
if (f)
fallback = f;
/* Initialize the Xt toolkit */
xtbin->parent_window = parent_window;
xt_client_init(&(xtbin->xtclient),
GDK_VISUAL_XVISUAL(gdk_rgb_get_visual()),
GDK_COLORMAP_XCOLORMAP(gdk_rgb_get_colormap()),
gdk_rgb_get_visual()->depth);
if (!xtbin->xtclient.xtdisplay) {
/* If XtOpenDisplay failed, we can't go any further.
* Bail out.
*/
#ifdef DEBUG_XTBIN
printf("gtk_xtbin_init: XtOpenDisplay() returned NULL.\n");
#endif
g_free (xtbin);
return (GtkWidget *)NULL;
}
/* Launch X event loop */
xt_client_xloop_create();
/* Build the hierachy */
xtbin->xtdisplay = xtbin->xtclient.xtdisplay;
gtk_widget_set_parent_window(GTK_WIDGET(xtbin), parent_window);
gdk_window_get_user_data(xtbin->parent_window, &user_data);
if (user_data)
gtk_container_add(GTK_CONTAINER(user_data), GTK_WIDGET(xtbin));
/* This GtkSocket has a visible window, but the Xt plug will cover this
* window. Normally GtkSockets let the X server paint their background and
* this would happen immediately (before the plug is mapped). Setting the
* background to None prevents the server from painting this window,
* avoiding flicker.
*/
gtk_widget_realize(GTK_WIDGET(xtbin));
gdk_window_set_back_pixmap(GTK_WIDGET(xtbin)->window, NULL, FALSE);
return GTK_WIDGET (xtbin);
}
/* This function queries the _XROOTPMAP_ID property from the root window
* to determine the current root window background pixmap and returns a
* surface to draw directly to it.
* If _XROOTPMAP_ID is not set, then NULL returned.
*/
static cairo_surface_t *
get_root_pixmap_id_surface (GdkDisplay *display)
{
GdkScreen *screen;
Display *xdisplay;
Visual *xvisual;
Window xroot;
Atom type;
int format, result;
unsigned long nitems, bytes_after;
unsigned char *data;
cairo_surface_t *surface = NULL;
g_return_val_if_fail (display != NULL, NULL);
screen = gdk_display_get_default_screen (display);
xdisplay = GDK_DISPLAY_XDISPLAY (display);
xvisual = GDK_VISUAL_XVISUAL (gdk_screen_get_system_visual (screen));
xroot = RootWindow (xdisplay, GDK_SCREEN_XNUMBER (screen));
result = XGetWindowProperty (xdisplay, xroot,
gdk_x11_get_xatom_by_name ("_XROOTPMAP_ID"),
0L, 1L, False, XA_PIXMAP,
&type, &format, &nitems, &bytes_after,
&data);
if (result != Success || type != XA_PIXMAP ||
format != 32 || nitems != 1) {
XFree (data);
data = NULL;
}
if (data != NULL) {
Pixmap pixmap = *(Pixmap *) data;
Window root_ret;
int x_ret, y_ret;
unsigned int w_ret, h_ret, bw_ret, depth_ret;
gdk_x11_display_error_trap_push (display);
if (XGetGeometry (xdisplay, pixmap, &root_ret,
&x_ret, &y_ret, &w_ret, &h_ret,
&bw_ret, &depth_ret))
{
surface = cairo_xlib_surface_create (xdisplay,
pixmap, xvisual,
w_ret, h_ret);
}
gdk_x11_display_error_trap_pop_ignored (display);
XFree (data);
}
gdk_display_flush (display);
return surface;
}
WidgetBackingStoreGtkX11::WidgetBackingStoreGtkX11(GtkWidget* widget, const IntSize& size)
: WidgetBackingStore(size)
{
GdkVisual* visual = gtk_widget_get_visual(widget);
GdkScreen* screen = gdk_visual_get_screen(visual);
m_display = GDK_SCREEN_XDISPLAY(screen);
m_pixmap = XCreatePixmap(m_display, GDK_WINDOW_XID(gdk_screen_get_root_window(screen)),
size.width(), size.height(), gdk_visual_get_depth(visual));
m_gc = XCreateGC(m_display, m_pixmap, 0, 0);
m_surface = adoptRef(cairo_xlib_surface_create(m_display, m_pixmap,
GDK_VISUAL_XVISUAL(visual), size.width(), size.height()));
}
static cairo_surface_t *
create_root_surface (GdkScreen *screen)
{
Atom prop_root, prop_esetroot;
gint number, width, height;
Display *display;
Pixmap pixmap;
cairo_surface_t *surface;
number = gdk_screen_get_number (screen);
width = gdk_screen_get_width (screen);
height = gdk_screen_get_height (screen);
/* Open a new connection so with Retain Permanent so the pixmap remains when the greeter quits */
gdk_flush ();
display = XOpenDisplay (gdk_display_get_name (gdk_screen_get_display (screen)));
if (!display)
{
g_warning ("Failed to create root pixmap");
return NULL;
}
XSetCloseDownMode (display, RetainPermanent);
pixmap = XCreatePixmap (display, RootWindow (display, number), width, height, DefaultDepth (display, number));
XCloseDisplay (display);
/* Convert into a Cairo surface */
surface = cairo_xlib_surface_create (GDK_SCREEN_XDISPLAY (screen),
pixmap,
GDK_VISUAL_XVISUAL (gdk_screen_get_system_visual (screen)),
width, height);
/* Use this pixmap for the background */
XSetWindowBackgroundPixmap (GDK_SCREEN_XDISPLAY (screen),
RootWindow (GDK_SCREEN_XDISPLAY (screen), number),
cairo_xlib_surface_get_drawable (surface));
/* Fix to make the code work when a compositor is running */
Pixmap xpm = cairo_xlib_surface_get_drawable (surface);
prop_root = XInternAtom(GDK_SCREEN_XDISPLAY (screen), "_XROOTPMAP_ID", False);
prop_esetroot = XInternAtom(GDK_SCREEN_XDISPLAY (screen), "ESETROOT_PMAP_ID", False);
XChangeProperty(GDK_SCREEN_XDISPLAY (screen), RootWindow (GDK_SCREEN_XDISPLAY (screen), number), prop_root, XA_PIXMAP, 32, PropModeReplace, (unsigned char *) &xpm, 1);
XChangeProperty(GDK_SCREEN_XDISPLAY (screen), RootWindow (GDK_SCREEN_XDISPLAY (screen), number), prop_esetroot, XA_PIXMAP, 32, PropModeReplace, (unsigned char *) &xpm, 1);
return surface;
}
void
set_desktop_background(GdkWindow *window)
{
Pixmap xpm = get_pixmap_prop(GDK_WINDOW_XWINDOW(window), "_XROOTPMAP_ID");
#ifdef HAVE_GTK3
if (xpm != None)
{
GdkScreen *screen = gdk_window_get_screen(window);
Window root_return;
int x, y;
unsigned int width, height, bw, depth_ret;
cairo_surface_t *surface = NULL;
gdk_error_trap_push();
if (XGetGeometry(GDK_SCREEN_XDISPLAY(screen),
xpm,
&root_return,
&x, &y, &width, &height, &bw, &depth_ret))
{
surface = cairo_xlib_surface_create(GDK_SCREEN_XDISPLAY (screen),
xpm,
GDK_VISUAL_XVISUAL(gdk_screen_get_system_visual(screen)),
width, height);
}
gdk_error_trap_pop_ignored ();
cairo_pattern_t *pattern = cairo_pattern_create_for_surface(surface);
gdk_window_set_background_pattern(window, pattern);
cairo_surface_destroy(surface);
// cairo_pattern_destroy ???
}
else
{
GdkRGBA black = { 0.0, 0.0, 0.0, 1.0 };
gdk_window_set_background_rgba(window, &black);
}
#else
if (xpm != None)
{
GDKPIXMAP *gpm = gdk_pixmap_foreign_new(xpm);
gdk_window_set_back_pixmap (window, gpm, FALSE);
g_object_unref (gpm);
}
#endif
}
gboolean
gdk_gl_window_make_context_current (GdkGLDrawable *draw, GdkGLContext *glcontext)
{
GdkGLDrawable *read = draw;
GdkGLConfig *glconfig;
Window glxwindow;
GLXContext glxcontext;
g_return_val_if_fail (GDK_IS_GL_WINDOW (draw), FALSE);
g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), FALSE);
glconfig = GDK_GL_WINDOW (draw)->glconfig;
glxwindow = GDK_GL_WINDOW (draw)->glxwindow;
glxcontext = GDK_GL_CONTEXT_GLXCONTEXT (glcontext);
if (glxwindow == None || glxcontext == NULL)
return FALSE;
GDK_GL_NOTE (MISC, g_message (" -- Window: screen number = %d", GDK_SCREEN_XNUMBER (gdk_drawable_get_screen (GDK_DRAWABLE (draw)))));
GDK_GL_NOTE (MISC, g_message (" -- Window: visual id = 0x%lx", GDK_VISUAL_XVISUAL (gdk_drawable_get_visual (GDK_DRAWABLE (draw)))->visualid));
GDK_GL_NOTE_FUNC_IMPL ("glXMakeCurrent");
if (!glXMakeCurrent (GDK_GL_CONFIG_XDISPLAY (glconfig), glxwindow, glxcontext))
{
g_warning ("glXMakeCurrent() failed");
_gdk_gl_context_set_gl_drawable (glcontext, NULL);
return FALSE;
}
_gdk_gl_context_set_gl_drawable (glcontext, draw);
if (_GDK_GL_CONFIG_AS_SINGLE_MODE (glconfig))
{
/* We do this because we are treating a double-buffered frame
buffer as a single-buffered frame buffer because the system
does not appear to export any suitable single-buffered
visuals (in which the following are necessary). */
glDrawBuffer (GL_FRONT);
glReadBuffer (GL_FRONT);
}
GDK_GL_NOTE (MISC, _gdk_gl_print_gl_info ());
return TRUE;
}
static void
gtku_gl_drawing_area_init (GtkuGLDrawingArea * self)
{
GtkuGLDrawingAreaPrivate * priv = GTKU_GL_DRAWING_AREA_GET_PRIVATE (self);
gtk_widget_set_double_buffered (GTK_WIDGET (self), FALSE);
priv->dpy = NULL;
priv->visual = NULL;
priv->context = NULL;
#ifdef USE_VBLANK
priv->vblank_watch = 0;
priv->pipe[0] = -1;
priv->thread = 0;
priv->quit_thread = 0;
priv->swap_requested = 0;
#endif
XVisualInfo * vinfo = glXChooseVisual (GDK_DISPLAY (),
GDK_SCREEN_XNUMBER (gdk_screen_get_default ()),
attr_list);
if (!vinfo) {
fprintf (stderr, "Preferred visual not found, using default...\n");
return;
}
VisualID desired_id = vinfo->visualid;
XFree (vinfo);
GList * visuals = gdk_list_visuals ();
GList * vis;
for (vis = visuals; vis; vis = vis->next) {
Visual * xv = GDK_VISUAL_XVISUAL (vis->data);
if (XVisualIDFromVisual (xv) == desired_id) {
GdkColormap * colormap = gdk_colormap_new (vis->data, FALSE);
gtk_widget_set_colormap (GTK_WIDGET (self), colormap);
g_object_unref (G_OBJECT (colormap));
break;
}
}
g_list_free (visuals);
}
bool NetscapePlugin::platformPostInitializeWindowed(bool needsXEmbed, uint64_t windowID)
{
m_npWindow.type = NPWindowTypeWindow;
if (!needsXEmbed) {
notImplemented();
return false;
}
Display* display = x11HostDisplay();
#if PLATFORM(GTK)
// It seems flash needs the socket to be in the same process,
// I guess it uses gdk_window_lookup(), so we create a new socket here
// containing a plug with the UI process socket embedded.
m_platformPluginWidget = gtk_plug_new(static_cast<Window>(windowID));
GtkWidget* socket = gtk_socket_new();
// Do not show the plug widget until the socket is connected.
g_signal_connect_swapped(socket, "plug-added", G_CALLBACK(gtk_widget_show), m_platformPluginWidget);
g_signal_connect(socket, "plug-removed", G_CALLBACK(socketPlugRemovedCallback), nullptr);
gtk_container_add(GTK_CONTAINER(m_platformPluginWidget), socket);
gtk_widget_show(socket);
m_npWindow.window = GINT_TO_POINTER(gtk_socket_get_id(GTK_SOCKET(socket)));
GdkWindow* window = gtk_widget_get_window(socket);
NPSetWindowCallbackStruct* callbackStruct = static_cast<NPSetWindowCallbackStruct*>(m_npWindow.ws_info);
callbackStruct->display = GDK_WINDOW_XDISPLAY(window);
callbackStruct->visual = GDK_VISUAL_XVISUAL(gdk_window_get_visual(window));
callbackStruct->depth = gdk_visual_get_depth(gdk_window_get_visual(window));
callbackStruct->colormap = XCreateColormap(display, GDK_ROOT_WINDOW(), callbackStruct->visual, AllocNone);
#else
UNUSED_PARAM(windowID);
#endif
XFlush(display);
callSetWindow();
return true;
}
cairo_surface_t *
create_native_surface_and_wrap (int w,
int h,
GtkWidget *parent_style_window)
{
GdkWindow *window;
GdkVisual *visual;
cairo_surface_t *surface;
Display *display;
Pixmap pixmap;
if (w <= 0 || h <= 0)
abort ();
display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
window = gtk_widget_get_window (parent_style_window);
visual = gdk_window_get_visual (window);
pixmap = XCreatePixmap (display, GDK_WINDOW_XID (window), w, h, gdk_visual_get_depth (visual));
surface = cairo_xlib_surface_create (display, pixmap, GDK_VISUAL_XVISUAL (visual), w, h);
return surface;
}
static cairo_t *
get_cairo_context (gamine_t *cb)
{
Display *dpy;
Drawable xid;
Visual *visual;
GdkDrawable *drawable;
gint x_offset, y_offset;
gint width, height;
cairo_surface_t *surface;
cairo_t *context;
if (cb->is_cairo)
return cb->cr;
//if (GDK_IS_WINDOW (window)) {
gdk_window_get_internal_paint_info ((cb->da)->window, &drawable,&x_offset,
&y_offset);
//} else {
// drawable = window;
//};
dpy = gdk_x11_drawable_get_xdisplay (drawable);
xid = gdk_x11_drawable_get_xid (drawable);
gdk_drawable_get_size (drawable, &width, &height);
visual = GDK_VISUAL_XVISUAL(gdk_drawable_get_visual (drawable));
//create an xlib surface
surface = cairo_xlib_surface_create (dpy, xid, visual,
width, height);
//create context
context = cairo_create (surface);
//cairo_surface_destroy (surface);
//if (GDK_IS_WINDOW (window))
cairo_translate (context, -x_offset, -y_offset);
cb->is_cairo = TRUE;
cb->cr = context;
cb->surface = surface;
return context;
}
Pixmap ShadowHelper::createPixmap( const Cairo::Surface& surface, int opacity ) const
{
assert( surface.isValid() );
int width(0);
int height(0);
cairo_surface_get_size( surface, width, height );
GdkScreen* screen = gdk_screen_get_default();
Display* display( GDK_DISPLAY_XDISPLAY( gdk_screen_get_display( screen ) ) );
Window root( GDK_WINDOW_XID( gdk_screen_get_root_window( screen ) ) );
Pixmap pixmap = XCreatePixmap( display, root, width, height, 32 );
// create surface for pixmap
{
Cairo::Surface dest( cairo_xlib_surface_create( display, pixmap, GDK_VISUAL_XVISUAL( gdk_screen_get_rgba_visual( screen ) ), width, height ) );
Cairo::Context context( dest );
cairo_set_operator( context, CAIRO_OPERATOR_SOURCE );
cairo_rectangle( context, 0, 0, width, height );
cairo_set_source_surface( context, surface, 0, 0 );
cairo_fill( context );
if( opacity < 255 )
{
cairo_set_operator( context, CAIRO_OPERATOR_DEST_IN );
cairo_set_source( context, ColorUtils::Rgba( 0, 0, 0, double(opacity)/255 ) );
cairo_rectangle( context, 0, 0, width, height );
cairo_fill( context );
}
}
return pixmap;
}
nsresult nsPluginNativeWindowGtk::CreateXEmbedWindow(bool aEnableXtFocus) {
NS_ASSERTION(!mSocketWidget,"Already created a socket widget!");
GdkDisplay *display = gdk_display_get_default();
GdkWindow *parent_win = gdk_x11_window_lookup_for_display(display, GetWindow());
mSocketWidget = gtk_socket_new();
//attach the socket to the container widget
gtk_widget_set_parent_window(mSocketWidget, parent_win);
// enable/disable focus event handlers,
// see plugin_window_filter_func() for details
g_object_set_data(G_OBJECT(mSocketWidget), "enable-xt-focus", (void *)aEnableXtFocus);
// Make sure to handle the plug_removed signal. If we don't the
// socket will automatically be destroyed when the plug is
// removed, which means we're destroying it more than once.
// SYNTAX ERROR.
g_signal_connect(mSocketWidget, "plug_removed",
G_CALLBACK(plug_removed_cb), nullptr);
g_signal_connect(mSocketWidget, "unrealize",
G_CALLBACK(socket_unrealize_cb), nullptr);
g_signal_connect(mSocketWidget, "destroy",
G_CALLBACK(gtk_widget_destroyed), &mSocketWidget);
gpointer user_data = nullptr;
gdk_window_get_user_data(parent_win, &user_data);
GtkContainer *container = GTK_CONTAINER(user_data);
gtk_container_add(container, mSocketWidget);
gtk_widget_realize(mSocketWidget);
// The GtkSocket has a visible window, but the plugin's XEmbed plug will
// cover this window. Normally GtkSockets let the X server paint their
// background and this would happen immediately (before the plug is
// created). Setting the background to None prevents the server from
// painting this window, avoiding flicker.
// TODO GTK3
#if (MOZ_WIDGET_GTK == 2)
gdk_window_set_back_pixmap(gtk_widget_get_window(mSocketWidget), nullptr, FALSE);
#endif
// Resize before we show
SetAllocation();
gtk_widget_show(mSocketWidget);
gdk_flush();
SetWindow(gtk_socket_get_id(GTK_SOCKET(mSocketWidget)));
// Fill out the ws_info structure.
// (The windowless case is done in nsPluginFrame.cpp.)
GdkWindow *gdkWindow = gdk_x11_window_lookup_for_display(display, GetWindow());
if(!gdkWindow)
return NS_ERROR_FAILURE;
mWsInfo.display = GDK_WINDOW_XDISPLAY(gdkWindow);
#if (MOZ_WIDGET_GTK == 2)
mWsInfo.colormap = GDK_COLORMAP_XCOLORMAP(gdk_drawable_get_colormap(gdkWindow));
GdkVisual* gdkVisual = gdk_drawable_get_visual(gdkWindow);
mWsInfo.depth = gdkVisual->depth;
#else
mWsInfo.colormap = None;
GdkVisual* gdkVisual = gdk_window_get_visual(gdkWindow);
mWsInfo.depth = gdk_visual_get_depth(gdkVisual);
#endif
mWsInfo.visual = GDK_VISUAL_XVISUAL(gdkVisual);
return NS_OK;
}
RedirectedXCompositeWindow::RedirectedXCompositeWindow(GdkWindow* parentWindow, std::function<void()> damageNotify)
: m_display(GDK_DISPLAY_XDISPLAY(gdk_window_get_display(parentWindow)))
, m_window(0)
, m_parentWindow(0)
, m_pixmap(0)
, m_damage(0)
, m_needsNewPixmapAfterResize(false)
{
Screen* screen = DefaultScreenOfDisplay(m_display);
GdkVisual* visual = gdk_window_get_visual(parentWindow);
Colormap colormap = XCreateColormap(m_display, RootWindowOfScreen(screen), GDK_VISUAL_XVISUAL(visual), AllocNone);
// This is based on code from Chromium: src/content/common/gpu/image_transport_surface_linux.cc
XSetWindowAttributes windowAttributes;
windowAttributes.override_redirect = True;
windowAttributes.colormap = colormap;
// CWBorderPixel must be present when the depth doesn't match the parent's one.
// See http://cgit.freedesktop.org/xorg/xserver/tree/dix/window.c?id=xorg-server-1.16.0#n703.
windowAttributes.border_pixel = 0;
m_parentWindow = XCreateWindow(m_display,
RootWindowOfScreen(screen),
WidthOfScreen(screen) + 1, 0, 1, 1,
0,
gdk_visual_get_depth(visual),
InputOutput,
GDK_VISUAL_XVISUAL(visual),
CWOverrideRedirect | CWColormap | CWBorderPixel,
&windowAttributes);
XMapWindow(m_display, m_parentWindow);
windowAttributes.event_mask = StructureNotifyMask;
windowAttributes.override_redirect = False;
// Create the window of at last 1x1 since X doesn't allow to create empty windows.
m_window = XCreateWindow(m_display,
m_parentWindow,
0, 0,
std::max(1, m_size.width()),
std::max(1, m_size.height()),
0,
CopyFromParent,
InputOutput,
CopyFromParent,
CWEventMask,
&windowAttributes);
XMapWindow(m_display, m_window);
XFreeColormap(m_display, colormap);
xDamageNotifier().add(m_window, WTF::move(damageNotify));
while (1) {
XEvent event;
XWindowEvent(m_display, m_window, StructureNotifyMask, &event);
if (event.type == MapNotify && event.xmap.window == m_window)
break;
}
XSelectInput(m_display, m_window, NoEventMask);
XCompositeRedirectWindow(m_display, m_window, CompositeRedirectManual);
m_damage = XDamageCreate(m_display, m_window, XDamageReportNonEmpty);
}
nsresult nsPluginNativeWindowGtk2::CreateXCompositedWindow() {
NS_ASSERTION(!mSocketWidget,"Already created a socket widget!");
mParentWindow = gtk_window_new(GTK_WINDOW_POPUP);
mSocketWidget = gtk_socket_new();
GdkWindow *parent_win = mParentWindow->window;
//attach the socket to the container widget
gtk_widget_set_parent_window(mSocketWidget, parent_win);
// Make sure to handle the plug_removed signal. If we don't the
// socket will automatically be destroyed when the plug is
// removed, which means we're destroying it more than once.
// SYNTAX ERROR.
g_signal_connect(mSocketWidget, "plug_removed",
G_CALLBACK(plug_removed_cb), NULL);
g_signal_connect(mSocketWidget, "destroy",
G_CALLBACK(gtk_widget_destroyed), &mSocketWidget);
/*gpointer user_data = NULL;
gdk_window_get_user_data(parent_win, &user_data);
*/
GtkContainer *container = GTK_CONTAINER(mParentWindow);
gtk_container_add(container, mSocketWidget);
gtk_widget_realize(mSocketWidget);
// Resize before we show
SetAllocation();
gtk_widget_set_size_request (mSocketWidget, width, height);
/* move offscreen */
gtk_window_move (GTK_WINDOW(mParentWindow), width+1000, height+1000);
gtk_widget_show(mSocketWidget);
gtk_widget_show_all(mParentWindow);
/* store away a reference to the socketwidget */
mPlugWindow = (mSocketWidget);
gdk_flush();
window = (nsPluginPort *)gtk_socket_get_id(GTK_SOCKET(mSocketWidget));
/* This is useful if we still have the plugin window inline
* i.e. firefox vs. fennec */
// gdk_window_set_composited(mSocketWidget->window, TRUE);
if (!mDamage) {
/* we install a general handler instead of one specific to a particular window
* because we don't have a GdkWindow for the plugin window */
gdk_window_add_filter (parent_win, plugin_composite_filter_func, this);
int junk;
if (!XDamageQueryExtension (GDK_DISPLAY (), &xdamage_event_base, &junk))
printf ("This requires the XDamage extension");
mDamage = XDamageCreate(GDK_DISPLAY(), (Drawable)window, XDamageReportNonEmpty);
XCompositeRedirectWindow (GDK_DISPLAY(),
(Drawable)window,
CompositeRedirectManual);
/* this is a hack to avoid having flash causing a crash when it is unloaded.
* libplayback sets up dbus_connection_filters. When flash is unloaded it takes
* libplayback with it, however the connection filters are not removed
* which causes a crash when dbus tries to execute them. dlopening libplayback
* ensures that those functions stay around even after flash is gone. */
static void *libplayback_handle;
if (!libplayback_handle) {
libplayback_handle = dlopen("libplayback-1.so.0", RTLD_NOW);
}
}
// Fill out the ws_info structure.
// (The windowless case is done in nsObjectFrame.cpp.)
GdkWindow *gdkWindow = gdk_window_lookup((XID)window);
mWsInfo.display = GDK_WINDOW_XDISPLAY(gdkWindow);
mWsInfo.colormap = GDK_COLORMAP_XCOLORMAP(gdk_drawable_get_colormap(gdkWindow));
GdkVisual* gdkVisual = gdk_drawable_get_visual(gdkWindow);
mWsInfo.visual = GDK_VISUAL_XVISUAL(gdkVisual);
mWsInfo.depth = gdkVisual->depth;
return NS_OK;
}
static void setup_font_sample(GtkWidget* darea, Antialiasing antialiasing, Hinting hinting)
{
const char* string1 = "abcfgop AO ";
const char* string2 = "abcfgop";
XftColor black, white;
XRenderColor rendcolor;
Display* xdisplay = gdk_x11_get_default_xdisplay();
#if GTK_CHECK_VERSION (3, 0, 0)
Colormap xcolormap = DefaultColormap(xdisplay, 0);
#else
GdkColormap* colormap = gdk_rgb_get_colormap();
Colormap xcolormap = GDK_COLORMAP_XCOLORMAP(colormap);
#endif
#if GTK_CHECK_VERSION (3, 0, 0)
GdkVisual* visual = gdk_visual_get_system ();
#else
GdkVisual* visual = gdk_colormap_get_visual(colormap);
#endif
Visual* xvisual = GDK_VISUAL_XVISUAL(visual);
FcPattern* pattern;
XftFont* font1;
XftFont* font2;
XGlyphInfo extents1 = { 0 };
XGlyphInfo extents2 = { 0 };
#if !GTK_CHECK_VERSION (3, 0, 0)
GdkPixmap* pixmap;
#endif
XftDraw* draw;
GdkPixbuf* tmp_pixbuf;
GdkPixbuf* pixbuf;
int width, height;
int ascent, descent;
pattern = FcPatternBuild (NULL,
FC_FAMILY, FcTypeString, "Serif",
FC_SLANT, FcTypeInteger, FC_SLANT_ROMAN,
FC_SIZE, FcTypeDouble, 18.,
NULL);
font1 = open_pattern (pattern, antialiasing, hinting);
FcPatternDestroy (pattern);
pattern = FcPatternBuild (NULL,
FC_FAMILY, FcTypeString, "Serif",
FC_SLANT, FcTypeInteger, FC_SLANT_ITALIC,
FC_SIZE, FcTypeDouble, 20.,
NULL);
font2 = open_pattern (pattern, antialiasing, hinting);
FcPatternDestroy (pattern);
ascent = 0;
descent = 0;
if (font1)
{
XftTextExtentsUtf8 (xdisplay, font1, (unsigned char*) string1,
strlen (string1), &extents1);
ascent = MAX (ascent, font1->ascent);
descent = MAX (descent, font1->descent);
}
if (font2)
{
XftTextExtentsUtf8 (xdisplay, font2, (unsigned char*) string2, strlen (string2), &extents2);
ascent = MAX (ascent, font2->ascent);
descent = MAX (descent, font2->descent);
}
width = extents1.xOff + extents2.xOff + 4;
height = ascent + descent + 2;
#if !GTK_CHECK_VERSION (3, 0, 0)
pixmap = gdk_pixmap_new (NULL, width, height, visual->depth);
#endif
#if GTK_CHECK_VERSION (3, 0, 0)
draw = XftDrawCreate (xdisplay, GDK_WINDOW_XID (gdk_screen_get_root_window (gdk_screen_get_default ())), xvisual, xcolormap);
#else
draw = XftDrawCreate (xdisplay, GDK_DRAWABLE_XID (pixmap), xvisual, xcolormap);
#endif
rendcolor.red = 0;
rendcolor.green = 0;
rendcolor.blue = 0;
rendcolor.alpha = 0xffff;
XftColorAllocValue(xdisplay, xvisual, xcolormap, &rendcolor, &black);
rendcolor.red = 0xffff;
rendcolor.green = 0xffff;
rendcolor.blue = 0xffff;
rendcolor.alpha = 0xffff;
XftColorAllocValue(xdisplay, xvisual, xcolormap, &rendcolor, &white);
XftDrawRect(draw, &white, 0, 0, width, height);
if (font1)
{
XftDrawStringUtf8(draw, &black, font1, 2, 2 + ascent, (unsigned char*) string1, strlen(string1));
}
if (font2)
{
XftDrawStringUtf8(draw, &black, font2, 2 + extents1.xOff, 2 + ascent, (unsigned char*) string2, strlen(string2));
}
XftDrawDestroy(draw);
if (font1)
{
XftFontClose(xdisplay, font1);
}
if (font2)
{
XftFontClose(xdisplay, font2);
}
#if GTK_CHECK_VERSION (3, 0, 0)
tmp_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE,8, width, height);
#else
tmp_pixbuf = gdk_pixbuf_get_from_drawable(NULL, pixmap, colormap, 0, 0, 0, 0, width, height);
#endif
pixbuf = gdk_pixbuf_scale_simple(tmp_pixbuf, 1 * width, 1 * height, GDK_INTERP_TILES);
#if !GTK_CHECK_VERSION (3, 0, 0)
g_object_unref(pixmap);
#endif
g_object_unref(tmp_pixbuf);
g_object_set_data_full(G_OBJECT(darea), "sample-pixbuf", pixbuf, (GDestroyNotify) g_object_unref);
#if GTK_CHECK_VERSION (3, 0, 0)
gtk_widget_set_size_request (GTK_WIDGET(darea), width + 2, height + 2);
g_signal_connect(darea, "draw", G_CALLBACK(sample_draw), NULL);
#else
g_signal_connect(darea, "size_request", G_CALLBACK(sample_size_request), NULL);
g_signal_connect(darea, "expose_event", G_CALLBACK(sample_expose), NULL);
#endif
}
/*
* draw_border_shape
* Returns: void
* Description: Draws a slight border around the decoration
*/
static void
draw_border_shape (Display *xdisplay,
Pixmap pixmap,
Picture picture,
int width,
int height,
decor_context_t *c,
void *closure)
{
static XRenderColor white = { 0xffff, 0xffff, 0xffff, 0xffff };
decor_t d;
decor_shadow_info_t *info = (decor_shadow_info_t *) closure;
double save_decoration_alpha;
GdkScreen *screen;
memset (&d, 0, sizeof (d));
if (info)
{
gwd_decor_frame_ref (info->frame);
d.frame = info->frame;
d.state = info->state;
d.actions = info->active;
}
else
{
d.frame = gwd_get_decor_frame ("normal");
d.state = 0;
d.active = TRUE;
}
screen = gdk_screen_get_default ();
d.surface = cairo_xlib_surface_create (GDK_SCREEN_XDISPLAY (screen),
pixmap,
GDK_VISUAL_XVISUAL (gdk_screen_get_rgba_visual (screen)),
width,
height);
d.width = width;
d.height = height;
d.active = TRUE;
d.draw = theme_draw_window_decoration;
d.picture = picture;
d.context = c;
/* we use closure argument if maximized */
if (info)
d.state = info->state;
else
d.state = 0;
decor_get_default_layout (c, 1, 1, &d.border_layout);
/* create shadow from opaque decoration
* FIXME: Should not modify settings value
* like this */
save_decoration_alpha = decoration_alpha;
decoration_alpha = 1.0;
(*d.draw) (&d);
decoration_alpha = save_decoration_alpha;
XRenderFillRectangle (xdisplay, PictOpSrc, picture, &white,
c->left_space,
c->top_space,
width - c->left_space - c->right_space,
height - c->top_space - c->bottom_space);
if (!info)
gwd_decor_frame_unref (d.frame);
cairo_surface_destroy (d.surface);
}
GtkWidget*
gtk_xtbin_new (GdkWindow *parent_window, String * f)
{
GtkXtBin *xtbin;
gpointer user_data;
assert(parent_window != NULL);
xtbin = gtk_type_new (GTK_TYPE_XTBIN);
if (!xtbin)
return (GtkWidget*)NULL;
if (f)
fallback = f;
/* Initialize the Xt toolkit */
xtbin->parent_window = parent_window;
xt_client_init(&(xtbin->xtclient),
GDK_VISUAL_XVISUAL(gdk_window_get_visual(parent_window )),
GDK_COLORMAP_XCOLORMAP(gdk_window_get_colormap(parent_window)),
gdk_window_get_visual(parent_window )->depth);
if (!xtbin->xtclient.xtdisplay) {
/* If XtOpenDisplay failed, we can't go any further.
* Bail out.
*/
#ifdef DEBUG_XTBIN
printf("gtk_xtbin_init: XtOpenDisplay() returned NULL.\n");
#endif
g_free (xtbin);
return (GtkWidget *)NULL;
}
/* If this is the first running widget, hook this display into the
mainloop */
if (0 == num_widgets) {
int cnumber;
/*
* hook Xt event loop into the glib event loop.
*/
/* the assumption is that gtk_init has already been called */
GSource* gs = g_source_new(&xt_event_funcs, sizeof(GSource));
if (!gs) {
return NULL;
}
g_source_set_priority(gs, GDK_PRIORITY_EVENTS);
g_source_set_can_recurse(gs, TRUE);
tag = g_source_attach(gs, (GMainContext*)NULL);
#ifdef VMS
cnumber = XConnectionNumber(xtdisplay);
#else
cnumber = ConnectionNumber(xtdisplay);
#endif
xt_event_poll_fd.fd = cnumber;
xt_event_poll_fd.events = G_IO_IN;
xt_event_poll_fd.revents = 0; /* hmm... is this correct? */
g_main_context_add_poll ((GMainContext*)NULL,
&xt_event_poll_fd,
G_PRIORITY_LOW);
/* add a timer so that we can poll and process Xt timers */
xt_polling_timer_id =
gtk_timeout_add(25,
(GtkFunction)xt_event_polling_timer_callback,
xtdisplay);
}
/* Bump up our usage count */
num_widgets++;
/* Build the hierachy */
xtbin->xtdisplay = xtbin->xtclient.xtdisplay;
gtk_widget_set_parent_window(GTK_WIDGET(xtbin), parent_window);
gdk_window_get_user_data(xtbin->parent_window, &user_data);
if (user_data)
gtk_container_add(GTK_CONTAINER(user_data), GTK_WIDGET(xtbin));
return GTK_WIDGET (xtbin);
}
static GdkPixmap *
create_text_pixmap(GtkWidget *drawing_area, FT_Face face)
{
gint i, pixmap_width, pixmap_height, pos_y, textlen;
GdkPixmap *pixmap = NULL;
const gchar *text;
Display *xdisplay;
Drawable xdrawable;
Visual *xvisual;
Colormap xcolormap;
XftDraw *draw;
XftColor colour;
XGlyphInfo extents;
XftFont *font;
gint *sizes = NULL, n_sizes, alpha_size;
FcCharSet *charset = NULL;
cairo_t *cr;
GdkWindow *window = gtk_widget_get_window (drawing_area);
text = pango_language_get_sample_string(NULL);
if (! check_font_contain_text (face, text))
{
pango_language_get_sample_string (pango_language_from_string ("en_US"));
}
textlen = strlen(text);
/* create the XftDraw */
xdisplay = GDK_PIXMAP_XDISPLAY(window);
#if GTK_CHECK_VERSION(3, 0, 0)
xvisual = GDK_VISUAL_XVISUAL(gdk_window_get_visual(window));
#else
xvisual = GDK_VISUAL_XVISUAL(gdk_drawable_get_visual(window));
#endif
xcolormap = GDK_COLORMAP_XCOLORMAP(gdk_drawable_get_colormap(window));
XftColorAllocName(xdisplay, xvisual, xcolormap, "black", &colour);
/* work out what sizes to render */
if (FT_IS_SCALABLE(face)) {
n_sizes = 8;
sizes = g_new(gint, n_sizes);
sizes[0] = 8;
sizes[1] = 10;
sizes[2] = 12;
sizes[3] = 18;
sizes[4] = 24;
sizes[5] = 36;
sizes[6] = 48;
sizes[7] = 72;
alpha_size = 24;
} else {
/* use fixed sizes */
n_sizes = face->num_fixed_sizes;
sizes = g_new(gint, n_sizes);
alpha_size = 0;
for (i = 0; i < face->num_fixed_sizes; i++) {
sizes[i] = face->available_sizes[i].height;
/* work out which font size to render */
if (face->available_sizes[i].height <= 24)
alpha_size = face->available_sizes[i].height;
}
}
/* calculate size of pixmap to use (with 4 pixels padding) ... */
pixmap_width = 8;
pixmap_height = 8;
font = get_font(xdisplay, face, alpha_size, charset);
charset = FcCharSetCopy (font->charset);
XftTextExtentsUtf8(xdisplay, font,
(guchar *)lowercase_text, strlen(lowercase_text), &extents);
pixmap_height += extents.height + 4;
pixmap_width = MAX(pixmap_width, 8 + extents.width);
XftTextExtentsUtf8(xdisplay, font,
(guchar *)uppercase_text, strlen(uppercase_text), &extents);
pixmap_height += extents.height + 4;
pixmap_width = MAX(pixmap_width, 8 + extents.width);
XftTextExtentsUtf8(xdisplay, font,
(guchar *)punctuation_text, strlen(punctuation_text), &extents);
pixmap_height += extents.height + 4;
pixmap_width = MAX(pixmap_width, 8 + extents.width);
XftFontClose(xdisplay, font);
pixmap_height += 8;
for (i = 0; i < n_sizes; i++) {
font = get_font(xdisplay, face, sizes[i], charset);
if (!font) continue;
XftTextExtentsUtf8(xdisplay, font, (guchar *)text, textlen, &extents);
pixmap_height += extents.height + 4;
pixmap_width = MAX(pixmap_width, 8 + extents.width);
XftFontClose(xdisplay, font);
}
/* create pixmap */
gtk_widget_set_size_request(drawing_area, pixmap_width, pixmap_height);
pixmap = gdk_pixmap_new(window,
pixmap_width, pixmap_height, -1);
if (!pixmap)
goto end;
cr = gdk_cairo_create (pixmap);
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
cairo_destroy (cr);
xdrawable = GDK_DRAWABLE_XID(pixmap);
draw = XftDrawCreate(xdisplay, xdrawable, xvisual, xcolormap);
/* draw text */
pos_y = 4;
font = get_font(xdisplay, face, alpha_size, charset);
draw_string(xdisplay, draw, font, &colour, lowercase_text, &pos_y);
draw_string(xdisplay, draw, font, &colour, uppercase_text, &pos_y);
draw_string(xdisplay, draw, font, &colour, punctuation_text, &pos_y);
XftFontClose(xdisplay, font);
pos_y += 8;
for (i = 0; i < n_sizes; i++) {
font = get_font(xdisplay, face, sizes[i], charset);
if (!font) continue;
draw_string(xdisplay, draw, font, &colour, text, &pos_y);
XftFontClose(xdisplay, font);
}
g_signal_connect(drawing_area, "expose-event", G_CALLBACK(expose_event),
pixmap);
end:
g_free(sizes);
FcCharSetDestroy (charset);
return pixmap;
}
