void
gtk_gl_enable (GtkWidget *widget)
{
GdkScreen *screen;
GdkVisual *visual;
Display *xdisplay;
XVisualInfo *xvi;
gint xscreen;
GtkGLContext *gtkgc;
gint attributes[] ={GLX_RGBA,
GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_DEPTH_SIZE,24,
GLX_DOUBLEBUFFER,
None};
gtk_widget_set_app_paintable (widget, TRUE);
gtk_widget_set_double_buffered (widget, FALSE);
gtkgc = g_slice_new0 (GtkGLContext);
xdisplay = gdk_x11_get_default_xdisplay ();
xscreen = gdk_x11_get_default_screen ();
g_return_if_fail (NULL != (xvi = glXChooseVisual (xdisplay, xscreen, attributes)));
screen = gtk_widget_get_screen (widget);
g_return_if_fail (NULL != (visual = gdk_x11_screen_lookup_visual (screen, xvi->visualid)));
gtk_widget_set_visual (widget, visual);
gtkgc->widget = widget;
g_return_if_fail (NULL != (gtkgc->context = glXCreateContext (xdisplay, xvi, NULL, GL_TRUE)));
gtk_glx_context_list = g_slist_prepend (gtk_glx_context_list, gtkgc);
}
long GtkUIBinding::GetIdleTime()
{
Display *display = gdk_x11_get_default_xdisplay();
if (display == NULL)
return -1;
int screen = gdk_x11_get_default_screen();
XScreenSaverInfo *mit_info = XScreenSaverAllocInfo();
XScreenSaverQueryInfo(display, RootWindow(display, screen), mit_info);
long idle_time = mit_info->idle;
XFree(mit_info);
return idle_time;
}
bool wxTaskBarIconBase::IsAvailable()
{
#ifdef GDK_WINDOWING_X11
char name[32];
g_snprintf(name, sizeof(name), "_NET_SYSTEM_TRAY_S%d",
gdk_x11_get_default_screen());
Atom atom = gdk_x11_get_xatom_by_name(name);
Window manager = XGetSelectionOwner(gdk_x11_get_default_xdisplay(), atom);
return manager != None;
#else
return true;
#endif
}
XftFont* CFont::CreateXftFont( string name, int size, bool anti_alias )
{
Display *display = gdk_x11_get_default_xdisplay();
int screen = gdk_x11_get_default_screen();
XftFont* font = XftFontOpen (display, screen,
FC_FAMILY, FcTypeString, name.c_str(),
FC_SIZE, FcTypeDouble, (double)size,
FC_WEIGHT, FcTypeInteger, FC_WEIGHT_MEDIUM,
FC_ANTIALIAS, FcTypeBool, anti_alias,
XFT_CORE, FcTypeBool, False,
NULL);
return font;
}
static XftFont* open_pattern(FcPattern* pattern, Antialiasing antialiasing, Hinting hinting)
{
#ifdef FC_HINT_STYLE
static const int hintstyles[] = {
FC_HINT_NONE, FC_HINT_SLIGHT, FC_HINT_MEDIUM, FC_HINT_FULL
};
#endif /* FC_HINT_STYLE */
FcPattern* res_pattern;
FcResult result;
XftFont* font;
Display* xdisplay = gdk_x11_get_default_xdisplay();
int screen = gdk_x11_get_default_screen();
res_pattern = XftFontMatch(xdisplay, screen, pattern, &result);
if (res_pattern == NULL)
{
return NULL;
}
FcPatternDel(res_pattern, FC_HINTING);
FcPatternAddBool(res_pattern, FC_HINTING, hinting != HINT_NONE);
#ifdef FC_HINT_STYLE
FcPatternDel(res_pattern, FC_HINT_STYLE);
FcPatternAddInteger(res_pattern, FC_HINT_STYLE, hintstyles[hinting]);
#endif /* FC_HINT_STYLE */
FcPatternDel(res_pattern, FC_ANTIALIAS);
FcPatternAddBool(res_pattern, FC_ANTIALIAS, antialiasing != ANTIALIAS_NONE);
FcPatternDel(res_pattern, FC_RGBA);
FcPatternAddInteger(res_pattern, FC_RGBA, antialiasing == ANTIALIAS_RGBA ? FC_RGBA_RGB : FC_RGBA_NONE);
FcPatternDel(res_pattern, FC_DPI);
FcPatternAddInteger(res_pattern, FC_DPI, 96);
font = XftFontOpenPattern(xdisplay, res_pattern);
if (!font)
{
FcPatternDestroy(res_pattern);
}
return font;
}
static VALUE
rg_s_default_screen(G_GNUC_UNUSED VALUE self)
{
return INT2NUM(gdk_x11_get_default_screen());
}
static VALUE
rbx11_get_default_screen(VALUE self)
{
return INT2NUM(gdk_x11_get_default_screen());
}
static __SOVPropArray *
gdk_gl_overlay_get_sov_props (GdkScreen *screen)
{
__SOVPropArray *sov_props;
GdkWindow *root_window;
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
GdkDisplay *display;
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
Display *xdisplay;
Atom xa_sov;
Status status;
Atom actual_type;
int actual_format;
unsigned long nitems, bytes_after;
unsigned char *prop = NULL;
GDK_GL_NOTE_FUNC_PRIVATE ();
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
root_window = gdk_screen_get_root_window (screen);
#else /* GDKGLEXT_MULTIHEAD_SUPPORT */
root_window = gdk_get_default_root_window ();
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
if (quark_sov_props == 0)
quark_sov_props = g_quark_from_static_string (quark_sov_props_string);
sov_props = g_object_get_qdata (G_OBJECT (root_window), quark_sov_props);
if (sov_props != NULL)
return sov_props;
sov_props = g_malloc (sizeof (__SOVPropArray));
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
display = gdk_screen_get_display (screen);
xdisplay = GDK_DISPLAY_XDISPLAY (display);
xa_sov = gdk_x11_get_xatom_by_name_for_display (display, "SERVER_OVERLAY_VISUALS");
#else /* GDKGLEXT_MULTIHEAD_SUPPORT */
xdisplay = gdk_x11_get_default_xdisplay ();
xa_sov = gdk_x11_get_xatom_by_name ("SERVER_OVERLAY_VISUALS");
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
status = XGetWindowProperty (xdisplay, GDK_WINDOW_XWINDOW (root_window),
xa_sov, 0L, 1000000L, False, AnyPropertyType,
&actual_type, &actual_format,
&nitems, &bytes_after, &prop);
if (status != Success ||
actual_type == None ||
actual_format != 32 ||
nitems < 4)
{
GDK_GL_NOTE (MISC, g_message (" -- SERVER_OVERLAY_VISUALS: not supported"));
if (prop != NULL)
XFree (prop);
sov_props->prop = NULL;
sov_props->num = 0;
}
else
{
GDK_GL_NOTE (MISC, g_message (" -- SERVER_OVERLAY_VISUALS: supported"));
sov_props->prop = (__SOVProp *) prop;
sov_props->num = nitems / (sizeof (__SOVProp) / 4);
}
g_object_set_qdata_full (G_OBJECT (root_window), quark_sov_props, sov_props,
(GDestroyNotify) sov_prop_array_destroy);
#ifdef G_ENABLE_DEBUG
if (gdk_gl_debug_flags & GDK_GL_DEBUG_MISC)
{
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
int screen_num = GDK_SCREEN_XNUMBER (screen);
#else /* GDKGLEXT_MULTIHEAD_SUPPORT */
int screen_num = gdk_x11_get_default_screen ();
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
int i;
g_message (" -- SERVER_OVERLAY_VISUALS: properties");
g_print ("screen\tvisual\ttype\tvalue\tlayer\n");
for (i = 0; i < sov_props->num; i++)
{
g_print ("%d\t0x%lx\t%lu\t%lu\t%ld\n",
screen_num,
(VisualID) (sov_props->prop[i].overlay_visual),
(CARD32) (sov_props->prop[i].transparent_type),
(CARD32) (sov_props->prop[i].value),
(INT32) (sov_props->prop[i].layer));
}
}
#endif /* G_ENABLE_DEBUG */
return sov_props;
}
