/*
* gdkscreen-x11.c
- *
- * Copyright 2001 Sun Microsystems Inc.
+ *
+ * Copyright 2001 Sun Microsystems Inc.
*
* Erwann Chenede <erwann.chenede@sun.com>
*
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
-#include <stdlib.h>
-#include <string.h>
-
-#include <glib.h>
-#include "gdkscreen.h"
#include "gdkscreen-x11.h"
-#include "gdkdisplay.h"
#include "gdkdisplay-x11.h"
-#include "gdkx.h"
-#include "gdkalias.h"
+#include "gdkprivate-x11.h"
+#include "xsettings-client.h"
+
+#include <glib.h>
+
+#include <stdlib.h>
+#include <string.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xfixes.h>
#endif
-static void gdk_screen_x11_dispose (GObject *object);
-static void gdk_screen_x11_finalize (GObject *object);
+static void gdk_x11_screen_dispose (GObject *object);
+static void gdk_x11_screen_finalize (GObject *object);
static void init_randr_support (GdkScreen *screen);
static void deinit_multihead (GdkScreen *screen);
static guint signals[LAST_SIGNAL] = { 0 };
-G_DEFINE_TYPE (GdkScreenX11, _gdk_screen_x11, GDK_TYPE_SCREEN)
+G_DEFINE_TYPE (GdkX11Screen, gdk_x11_screen, GDK_TYPE_SCREEN)
+
+typedef struct _NetWmSupportedAtoms NetWmSupportedAtoms;
+
+struct _NetWmSupportedAtoms
+{
+ Atom *atoms;
+ gulong n_atoms;
+};
struct _GdkX11Monitor
{
char * manufacturer;
};
-static void
-_gdk_screen_x11_class_init (GdkScreenX11Class *klass)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
- object_class->dispose = gdk_screen_x11_dispose;
- object_class->finalize = gdk_screen_x11_finalize;
-
- signals[WINDOW_MANAGER_CHANGED] =
- g_signal_new (g_intern_static_string ("window_manager_changed"),
- G_OBJECT_CLASS_TYPE (object_class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GdkScreenX11Class, window_manager_changed),
- NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE,
- 0);
-}
static void
-_gdk_screen_x11_init (GdkScreenX11 *screen)
+gdk_x11_screen_init (GdkX11Screen *screen)
{
}
-/**
- * gdk_screen_get_display:
- * @screen: a #GdkScreen
- *
- * Gets the display to which the @screen belongs.
- *
- * Returns: the display to which @screen belongs
- *
- * Since: 2.2
- **/
-GdkDisplay *
-gdk_screen_get_display (GdkScreen *screen)
-{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
- return GDK_SCREEN_X11 (screen)->display;
-}
-/**
- * gdk_screen_get_width:
- * @screen: a #GdkScreen
- *
- * Gets the width of @screen in pixels
- *
- * Returns: the width of @screen in pixels.
- *
- * Since: 2.2
- **/
-gint
-gdk_screen_get_width (GdkScreen *screen)
+static GdkDisplay *
+gdk_x11_screen_get_display (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), 0);
-
- return WidthOfScreen (GDK_SCREEN_X11 (screen)->xscreen);
+ return GDK_X11_SCREEN (screen)->display;
}
-/**
- * gdk_screen_get_height:
- * @screen: a #GdkScreen
- *
- * Gets the height of @screen in pixels
- *
- * Returns: the height of @screen in pixels.
- *
- * Since: 2.2
- **/
-gint
-gdk_screen_get_height (GdkScreen *screen)
+static gint
+gdk_x11_screen_get_width (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), 0);
-
- return HeightOfScreen (GDK_SCREEN_X11 (screen)->xscreen);
+ return WidthOfScreen (GDK_X11_SCREEN (screen)->xscreen);
}
-/**
- * gdk_screen_get_width_mm:
- * @screen: a #GdkScreen
- *
- * Gets the width of @screen in millimeters.
- * Note that on some X servers this value will not be correct.
- *
- * Returns: the width of @screen in millimeters.
- *
- * Since: 2.2
- **/
-gint
-gdk_screen_get_width_mm (GdkScreen *screen)
+static gint
+gdk_x11_screen_get_height (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), 0);
-
- return WidthMMOfScreen (GDK_SCREEN_X11 (screen)->xscreen);
+ return HeightOfScreen (GDK_X11_SCREEN (screen)->xscreen);
}
-/**
- * gdk_screen_get_height_mm:
- * @screen: a #GdkScreen
- *
- * Returns the height of @screen in millimeters.
- * Note that on some X servers this value will not be correct.
- *
- * Returns: the heigth of @screen in millimeters.
- *
- * Since: 2.2
- **/
-gint
-gdk_screen_get_height_mm (GdkScreen *screen)
+static gint
+gdk_x11_screen_get_width_mm (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), 0);
-
- return HeightMMOfScreen (GDK_SCREEN_X11 (screen)->xscreen);
+ return WidthMMOfScreen (GDK_X11_SCREEN (screen)->xscreen);
}
-/**
- * gdk_screen_get_number:
- * @screen: a #GdkScreen
- *
- * Gets the index of @screen among the screens in the display
- * to which it belongs. (See gdk_screen_get_display())
- *
- * Returns: the index
- *
- * Since: 2.2
- **/
-gint
-gdk_screen_get_number (GdkScreen *screen)
+static gint
+gdk_x11_screen_get_height_mm (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), 0);
-
- return GDK_SCREEN_X11 (screen)->screen_num;
+ return HeightMMOfScreen (GDK_X11_SCREEN (screen)->xscreen);
}
-/**
- * gdk_screen_get_root_window:
- * @screen: a #GdkScreen
- *
- * Gets the root window of @screen.
- *
- * Returns: the root window
- *
- * Since: 2.2
- **/
-GdkWindow *
-gdk_screen_get_root_window (GdkScreen *screen)
+static gint
+gdk_x11_screen_get_number (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
- return GDK_SCREEN_X11 (screen)->root_window;
+ return GDK_X11_SCREEN (screen)->screen_num;
}
-/**
- * gdk_screen_get_default_colormap:
- * @screen: a #GdkScreen
- *
- * Gets the default colormap for @screen.
- *
- * Returns: the default #GdkColormap.
- *
- * Since: 2.2
- **/
-GdkColormap *
-gdk_screen_get_default_colormap (GdkScreen *screen)
+static GdkWindow *
+gdk_x11_screen_get_root_window (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
- return GDK_SCREEN_X11 (screen)->default_colormap;
-}
-
-/**
- * gdk_screen_set_default_colormap:
- * @screen: a #GdkScreen
- * @colormap: a #GdkColormap
- *
- * Sets the default @colormap for @screen.
- *
- * Since: 2.2
- **/
-void
-gdk_screen_set_default_colormap (GdkScreen *screen,
- GdkColormap *colormap)
-{
- GdkColormap *old_colormap;
-
- g_return_if_fail (GDK_IS_SCREEN (screen));
- g_return_if_fail (GDK_IS_COLORMAP (colormap));
-
- old_colormap = GDK_SCREEN_X11 (screen)->default_colormap;
-
- GDK_SCREEN_X11 (screen)->default_colormap = g_object_ref (colormap);
-
- if (old_colormap)
- g_object_unref (old_colormap);
+ return GDK_X11_SCREEN (screen)->root_window;
}
static void
-gdk_screen_x11_dispose (GObject *object)
+gdk_x11_screen_dispose (GObject *object)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (object);
-
- _gdk_x11_events_uninit_screen (GDK_SCREEN (object));
-
- if (screen_x11->default_colormap)
- {
- g_object_unref (screen_x11->default_colormap);
- screen_x11->default_colormap = NULL;
- }
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (object);
+ int i;
- if (screen_x11->system_colormap)
+ for (i = 0; i < 32; ++i)
{
- g_object_unref (screen_x11->system_colormap);
- screen_x11->system_colormap = NULL;
+ if (x11_screen->subwindow_gcs[i])
+ {
+ XFreeGC (x11_screen->xdisplay, x11_screen->subwindow_gcs[i]);
+ x11_screen->subwindow_gcs[i] = 0;
+ }
}
- if (screen_x11->rgba_colormap)
- {
- g_object_unref (screen_x11->rgba_colormap);
- screen_x11->rgba_colormap = NULL;
- }
+ _gdk_x11_xsettings_finish (x11_screen);
- if (screen_x11->root_window)
- _gdk_window_destroy (screen_x11->root_window, TRUE);
+ if (x11_screen->root_window)
+ _gdk_window_destroy (x11_screen->root_window, TRUE);
- G_OBJECT_CLASS (_gdk_screen_x11_parent_class)->dispose (object);
+ G_OBJECT_CLASS (gdk_x11_screen_parent_class)->dispose (object);
- screen_x11->xdisplay = NULL;
- screen_x11->xscreen = NULL;
- screen_x11->screen_num = -1;
- screen_x11->xroot_window = None;
- screen_x11->wmspec_check_window = None;
+ x11_screen->xdisplay = NULL;
+ x11_screen->xscreen = NULL;
+ x11_screen->screen_num = -1;
+ x11_screen->xroot_window = None;
+ x11_screen->wmspec_check_window = None;
}
static void
-gdk_screen_x11_finalize (GObject *object)
+gdk_x11_screen_finalize (GObject *object)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (object);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (object);
gint i;
- if (screen_x11->root_window)
- g_object_unref (screen_x11->root_window);
-
- if (screen_x11->renderer)
- g_object_unref (screen_x11->renderer);
+ if (x11_screen->root_window)
+ g_object_unref (x11_screen->root_window);
/* Visual Part */
- for (i = 0; i < screen_x11->nvisuals; i++)
- g_object_unref (screen_x11->visuals[i]);
- g_free (screen_x11->visuals);
- g_hash_table_destroy (screen_x11->visual_hash);
+ for (i = 0; i < x11_screen->nvisuals; i++)
+ g_object_unref (x11_screen->visuals[i]);
+ g_free (x11_screen->visuals);
+ g_hash_table_destroy (x11_screen->visual_hash);
- g_free (screen_x11->window_manager_name);
-
- g_hash_table_destroy (screen_x11->colormap_hash);
+ g_free (x11_screen->window_manager_name);
deinit_multihead (GDK_SCREEN (object));
- G_OBJECT_CLASS (_gdk_screen_x11_parent_class)->finalize (object);
+ G_OBJECT_CLASS (gdk_x11_screen_parent_class)->finalize (object);
}
-/**
- * gdk_screen_get_n_monitors:
- * @screen: a #GdkScreen
- *
- * Returns the number of monitors which @screen consists of.
- *
- * Returns: number of monitors which @screen consists of
- *
- * Since: 2.2
- */
-gint
-gdk_screen_get_n_monitors (GdkScreen *screen)
+static gint
+gdk_x11_screen_get_n_monitors (GdkScreen *screen)
{
- g_return_val_if_fail (GDK_IS_SCREEN (screen), 0);
-
- return GDK_SCREEN_X11 (screen)->n_monitors;
+ return GDK_X11_SCREEN (screen)->n_monitors;
}
-/**
- * gdk_screen_get_monitor_width_mm:
- * @screen: a #GdkScreen
- * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen)
- *
- * Gets the width in millimeters of the specified monitor, if available.
- *
- * Returns: the width of the monitor, or -1 if not available
- *
- * Since: 2.14
- */
-gint
-gdk_screen_get_monitor_width_mm (GdkScreen *screen,
- gint monitor_num)
+static gint
+gdk_x11_screen_get_primary_monitor (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ return GDK_X11_SCREEN (screen)->primary_monitor;
+}
- g_return_val_if_fail (GDK_IS_SCREEN (screen), -1);
- g_return_val_if_fail (monitor_num >= 0, -1);
- g_return_val_if_fail (monitor_num < screen_x11->n_monitors, -1);
+static gint
+gdk_x11_screen_get_monitor_width_mm (GdkScreen *screen,
+ gint monitor_num)
+{
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- return screen_x11->monitors[monitor_num].width_mm;
+ return x11_screen->monitors[monitor_num].width_mm;
}
-/**
- * gdk_screen_get_monitor_height_mm:
- * @screen: a #GdkScreen
- * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen)
- *
- * Gets the height in millimeters of the specified monitor.
- *
- * Returns: the height of the monitor, or -1 if not available
- *
- * Since: 2.14
- */
-gint
-gdk_screen_get_monitor_height_mm (GdkScreen *screen,
- gint monitor_num)
+static gint
+gdk_x11_screen_get_monitor_height_mm (GdkScreen *screen,
+ gint monitor_num)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- g_return_val_if_fail (GDK_IS_SCREEN (screen), -1);
- g_return_val_if_fail (monitor_num >= 0, -1);
- g_return_val_if_fail (monitor_num < screen_x11->n_monitors, -1);
-
- return screen_x11->monitors[monitor_num].height_mm;
+ return x11_screen->monitors[monitor_num].height_mm;
}
-/**
- * gdk_screen_get_monitor_plug_name:
- * @screen: a #GdkScreen
- * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen)
- *
- * Returns the output name of the specified monitor.
- * Usually something like VGA, DVI, or TV, not the actual
- * product name of the display device.
- *
- * Returns: a newly-allocated string containing the name of the monitor,
- * or %NULL if the name cannot be determined
- *
- * Since: 2.14
- */
-gchar *
-gdk_screen_get_monitor_plug_name (GdkScreen *screen,
- gint monitor_num)
+static gchar *
+gdk_x11_screen_get_monitor_plug_name (GdkScreen *screen,
+ gint monitor_num)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
-
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
- g_return_val_if_fail (monitor_num >= 0, NULL);
- g_return_val_if_fail (monitor_num < screen_x11->n_monitors, NULL);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- return g_strdup (screen_x11->monitors[monitor_num].output_name);
+ return g_strdup (x11_screen->monitors[monitor_num].output_name);
}
/**
* gdk_x11_screen_get_monitor_output:
- * @screen: a #GdkScreen
+ * @screen: (type GdkX11Screen): a #GdkScreen
* @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen)
*
* Gets the XID of the specified output/monitor.
gdk_x11_screen_get_monitor_output (GdkScreen *screen,
gint monitor_num)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
g_return_val_if_fail (GDK_IS_SCREEN (screen), None);
g_return_val_if_fail (monitor_num >= 0, None);
- g_return_val_if_fail (monitor_num < screen_x11->n_monitors, None);
+ g_return_val_if_fail (monitor_num < x11_screen->n_monitors, None);
- return screen_x11->monitors[monitor_num].output;
+ return x11_screen->monitors[monitor_num].output;
}
-/**
- * gdk_screen_get_monitor_geometry:
- * @screen : a #GdkScreen
- * @monitor_num: the monitor number, between 0 and gdk_screen_get_n_monitors (screen)
- * @dest : a #GdkRectangle to be filled with the monitor geometry
- *
- * Retrieves the #GdkRectangle representing the size and position of
- * the individual monitor within the entire screen area.
- *
- * Note that the size of the entire screen area can be retrieved via
- * gdk_screen_get_width() and gdk_screen_get_height().
- *
- * Since: 2.2
- */
-void
-gdk_screen_get_monitor_geometry (GdkScreen *screen,
- gint monitor_num,
- GdkRectangle *dest)
+static void
+gdk_x11_screen_get_monitor_geometry (GdkScreen *screen,
+ gint monitor_num,
+ GdkRectangle *dest)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
-
- g_return_if_fail (GDK_IS_SCREEN (screen));
- g_return_if_fail (monitor_num >= 0);
- g_return_if_fail (monitor_num < screen_x11->n_monitors);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
if (dest)
- *dest = screen_x11->monitors[monitor_num].geometry;
+ *dest = x11_screen->monitors[monitor_num].geometry;
}
-/**
- * gdk_screen_get_rgba_colormap:
- * @screen: a #GdkScreen.
- *
- * Gets a colormap to use for creating windows or pixmaps with an
- * alpha channel. The windowing system on which GTK+ is running
- * may not support this capability, in which case %NULL will
- * be returned. Even if a non-%NULL value is returned, its
- * possible that the window's alpha channel won't be honored
- * when displaying the window on the screen: in particular, for
- * X an appropriate windowing manager and compositing manager
- * must be running to provide appropriate display.
- *
- * This functionality is not implemented in the Windows backend.
- *
- * For setting an overall opacity for a top-level window, see
- * gdk_window_set_opacity().
+static int
+get_current_desktop (GdkScreen *screen)
+{
+ Display *display;
+ Window win;
+ Atom current_desktop, type;
+ int format;
+ unsigned long n_items, bytes_after;
+ unsigned char *data_return = NULL;
+ int workspace = 0;
- * Return value: a colormap to use for windows with an alpha channel
- * or %NULL if the capability is not available.
- *
- * Since: 2.8
- **/
-GdkColormap *
-gdk_screen_get_rgba_colormap (GdkScreen *screen)
+ if (!gdk_x11_screen_supports_net_wm_hint (screen,
+ gdk_atom_intern_static_string ("_NET_CURRENT_DESKTOP")))
+ return workspace;
+
+ display = GDK_DISPLAY_XDISPLAY (gdk_screen_get_display (screen));
+ win = XRootWindow (display, GDK_SCREEN_XNUMBER (screen));
+
+ current_desktop = XInternAtom (display, "_NET_CURRENT_DESKTOP", True);
+
+ XGetWindowProperty (display,
+ win,
+ current_desktop,
+ 0, G_MAXLONG,
+ False, XA_CARDINAL,
+ &type, &format, &n_items, &bytes_after,
+ &data_return);
+
+ if (type == XA_CARDINAL && format == 32 && n_items > 0)
+ workspace = (int) data_return[0];
+
+ if (data_return)
+ XFree (data_return);
+
+ return workspace;
+}
+
+static void
+get_work_area (GdkScreen *screen,
+ GdkRectangle *area)
{
- GdkScreenX11 *screen_x11;
+ Atom workarea;
+ Atom type;
+ Window win;
+ int format;
+ gulong num;
+ gulong leftovers;
+ gulong max_len = 4 * 32;
+ guchar *ret_workarea;
+ long *workareas;
+ int result;
+ int disp_screen;
+ int desktop;
+ Display *display;
+
+ display = GDK_DISPLAY_XDISPLAY (gdk_screen_get_display (screen));
+ disp_screen = GDK_SCREEN_XNUMBER (screen);
+ workarea = XInternAtom (display, "_NET_WORKAREA", True);
+
+ /* Defaults in case of error */
+ area->x = 0;
+ area->y = 0;
+ area->width = gdk_screen_get_width (screen);
+ area->height = gdk_screen_get_height (screen);
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
+ if (!gdk_x11_screen_supports_net_wm_hint (screen,
+ gdk_atom_intern_static_string ("_NET_WORKAREA")))
+ return;
- screen_x11 = GDK_SCREEN_X11 (screen);
+ if (workarea == None)
+ return;
- if (!screen_x11->rgba_visual)
- return NULL;
+ win = XRootWindow (display, disp_screen);
+ result = XGetWindowProperty (display,
+ win,
+ workarea,
+ 0,
+ max_len,
+ False,
+ AnyPropertyType,
+ &type,
+ &format,
+ &num,
+ &leftovers,
+ &ret_workarea);
+ if (result != Success ||
+ type == None ||
+ format == 0 ||
+ leftovers ||
+ num % 4 != 0)
+ return;
- if (!screen_x11->rgba_colormap)
- screen_x11->rgba_colormap = gdk_colormap_new (screen_x11->rgba_visual,
- FALSE);
-
- return screen_x11->rgba_colormap;
+ desktop = get_current_desktop (screen);
+
+ workareas = (long *) ret_workarea;
+ area->x = workareas[desktop * 4];
+ area->y = workareas[desktop * 4 + 1];
+ area->width = workareas[desktop * 4 + 2];
+ area->height = workareas[desktop * 4 + 3];
+
+ XFree (ret_workarea);
}
-/**
- * gdk_screen_get_rgba_visual:
- * @screen: a #GdkScreen
- *
- * Gets a visual to use for creating windows or pixmaps with an
- * alpha channel. See the docs for gdk_screen_get_rgba_colormap()
- * for caveats.
- *
- * Return value: a visual to use for windows with an alpha channel
- * or %NULL if the capability is not available.
- *
- * Since: 2.8
- **/
-GdkVisual *
-gdk_screen_get_rgba_visual (GdkScreen *screen)
+static void
+gdk_x11_screen_get_monitor_workarea (GdkScreen *screen,
+ gint monitor_num,
+ GdkRectangle *dest)
{
- GdkScreenX11 *screen_x11;
+ GdkRectangle workarea;
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
+ gdk_x11_screen_get_monitor_geometry (screen, monitor_num, dest);
- screen_x11 = GDK_SCREEN_X11 (screen);
+ /* The EWMH constrains workarea to be a rectangle, so it
+ * can't adequately deal with L-shaped monitor arrangements.
+ * As a workaround, we ignore the workarea for anything
+ * but the primary monitor. Since that is where the 'desktop
+ * chrome' usually lives, this works ok in practice.
+ */
+ if (monitor_num == GDK_X11_SCREEN (screen)->primary_monitor)
+ {
+ get_work_area (screen, &workarea);
+ if (gdk_rectangle_intersect (dest, &workarea, &workarea))
+ *dest = workarea;
+ }
+}
- return screen_x11->rgba_visual;
+static GdkVisual *
+gdk_x11_screen_get_rgba_visual (GdkScreen *screen)
+{
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
+
+ return x11_screen->rgba_visual;
}
/**
* gdk_x11_screen_get_xscreen:
- * @screen: a #GdkScreen.
- * @returns: an Xlib <type>Screen*</type>
+ * @screen: (type GdkX11Screen): a #GdkScreen
*
* Returns the screen of a #GdkScreen.
*
+ * Returns: (transfer none): an Xlib <type>Screen*</type>
+ *
* Since: 2.2
*/
Screen *
gdk_x11_screen_get_xscreen (GdkScreen *screen)
{
- return GDK_SCREEN_X11 (screen)->xscreen;
+ return GDK_X11_SCREEN (screen)->xscreen;
}
/**
* gdk_x11_screen_get_screen_number:
- * @screen: a #GdkScreen.
- * @returns: the position of @screen among the screens of
- * its display.
+ * @screen: (type GdkX11Screen): a #GdkScreen
*
* Returns the index of a #GdkScreen.
*
+ * Returns: the position of @screen among the screens
+ * of its display
+ *
* Since: 2.2
*/
int
gdk_x11_screen_get_screen_number (GdkScreen *screen)
{
- return GDK_SCREEN_X11 (screen)->screen_num;
+ return GDK_X11_SCREEN (screen)->screen_num;
+}
+
+static Atom
+get_cm_atom (GdkX11Screen *x11_screen)
+{
+ return _gdk_x11_get_xatom_for_display_printf (x11_screen->display, "_NET_WM_CM_S%d", x11_screen->screen_num);
}
static gboolean
check_is_composited (GdkDisplay *display,
- GdkScreenX11 *screen_x11)
+ GdkX11Screen *x11_screen)
{
- Atom xselection = gdk_x11_atom_to_xatom_for_display (display, screen_x11->cm_selection_atom);
Window xwindow;
- xwindow = XGetSelectionOwner (GDK_DISPLAY_XDISPLAY (display), xselection);
+ xwindow = XGetSelectionOwner (GDK_DISPLAY_XDISPLAY (display), get_cm_atom (x11_screen));
return xwindow != None;
}
-static GdkAtom
-make_cm_atom (int screen_number)
-{
- gchar *name = g_strdup_printf ("_NET_WM_CM_S%d", screen_number);
- GdkAtom atom = gdk_atom_intern (name, FALSE);
- g_free (name);
- return atom;
-}
-
static void
init_monitor_geometry (GdkX11Monitor *monitor,
int x, int y, int width, int height)
init_fake_xinerama (GdkScreen *screen)
{
#ifdef G_ENABLE_DEBUG
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
XSetWindowAttributes atts;
Window win;
gint w, h;
/* Fake Xinerama mode by splitting the screen into 4 monitors.
* Also draw a little cross to make the monitor boundaries visible.
*/
- w = WidthOfScreen (screen_x11->xscreen);
- h = HeightOfScreen (screen_x11->xscreen);
-
- screen_x11->n_monitors = 4;
- screen_x11->monitors = g_new0 (GdkX11Monitor, 4);
- init_monitor_geometry (&screen_x11->monitors[0], 0, 0, w / 2, h / 2);
- init_monitor_geometry (&screen_x11->monitors[1], w / 2, 0, w / 2, h / 2);
- init_monitor_geometry (&screen_x11->monitors[2], 0, h / 2, w / 2, h / 2);
- init_monitor_geometry (&screen_x11->monitors[3], w / 2, h / 2, w / 2, h / 2);
+ w = WidthOfScreen (x11_screen->xscreen);
+ h = HeightOfScreen (x11_screen->xscreen);
+
+ x11_screen->n_monitors = 4;
+ x11_screen->monitors = g_new0 (GdkX11Monitor, 4);
+ init_monitor_geometry (&x11_screen->monitors[0], 0, 0, w / 2, h / 2);
+ init_monitor_geometry (&x11_screen->monitors[1], w / 2, 0, w / 2, h / 2);
+ init_monitor_geometry (&x11_screen->monitors[2], 0, h / 2, w / 2, h / 2);
+ init_monitor_geometry (&x11_screen->monitors[3], w / 2, h / 2, w / 2, h / 2);
atts.override_redirect = 1;
atts.background_pixel = WhitePixel(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->screen_num);
+ x11_screen->screen_num);
win = XCreateWindow(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->xroot_window, 0, h / 2, w, 1, 0,
+ x11_screen->xroot_window, 0, h / 2, w, 1, 0,
DefaultDepth(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->screen_num),
+ x11_screen->screen_num),
InputOutput,
DefaultVisual(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->screen_num),
+ x11_screen->screen_num),
CWOverrideRedirect|CWBackPixel,
&atts);
XMapRaised(GDK_SCREEN_XDISPLAY (screen), win);
win = XCreateWindow(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->xroot_window, w/2 , 0, 1, h, 0,
+ x11_screen->xroot_window, w/2 , 0, 1, h, 0,
DefaultDepth(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->screen_num),
+ x11_screen->screen_num),
InputOutput,
DefaultVisual(GDK_SCREEN_XDISPLAY (screen),
- screen_x11->screen_num),
+ x11_screen->screen_num),
CWOverrideRedirect|CWBackPixel,
&atts);
XMapRaised(GDK_SCREEN_XDISPLAY (screen), win);
g_free (monitors);
}
+#ifdef HAVE_RANDR
static int
monitor_compare_function (GdkX11Monitor *monitor1,
GdkX11Monitor *monitor2)
return 0;
}
+#endif
static gboolean
init_randr13 (GdkScreen *screen)
{
#ifdef HAVE_RANDR
GdkDisplay *display = gdk_screen_get_display (screen);
- GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
Display *dpy = GDK_SCREEN_XDISPLAY (screen);
XRRScreenResources *resources;
+ RROutput primary_output;
+ RROutput first_output = None;
int i;
GArray *monitors;
gboolean randr12_compat = FALSE;
if (!display_x11->have_randr13)
return FALSE;
- resources = XRRGetScreenResourcesCurrent (screen_x11->xdisplay,
- screen_x11->xroot_window);
+ resources = XRRGetScreenResourcesCurrent (x11_screen->xdisplay,
+ x11_screen->xroot_window);
if (!resources)
return FALSE;
-
+
monitors = g_array_sized_new (FALSE, TRUE, sizeof (GdkX11Monitor),
resources->noutput);
XRRGetOutputInfo (dpy, resources, resources->outputs[i]);
/* Non RandR1.2 X driver have output name "default" */
- randr12_compat |= !g_strcmp0(output->name, "default");
+ randr12_compat |= !g_strcmp0 (output->name, "default");
if (output->connection == RR_Disconnected)
{
XRRFreeOutputInfo (output);
}
+ if (resources->noutput > 0)
+ first_output = resources->outputs[0];
+
XRRFreeScreenResources (resources);
/* non RandR 1.2 X driver doesn't return any usable multihead data */
g_array_sort (monitors,
(GCompareFunc) monitor_compare_function);
- screen_x11->n_monitors = monitors->len;
- screen_x11->monitors = (GdkX11Monitor *)g_array_free (monitors, FALSE);
+ x11_screen->n_monitors = monitors->len;
+ x11_screen->monitors = (GdkX11Monitor *)g_array_free (monitors, FALSE);
+
+ x11_screen->primary_monitor = 0;
+
+ primary_output = XRRGetOutputPrimary (x11_screen->xdisplay,
+ x11_screen->xroot_window);
- return screen_x11->n_monitors > 0;
+ for (i = 0; i < x11_screen->n_monitors; ++i)
+ {
+ if (x11_screen->monitors[i].output == primary_output)
+ {
+ x11_screen->primary_monitor = i;
+ break;
+ }
+
+ /* No RandR1.3+ available or no primary set, fall back to prefer LVDS as primary if present */
+ if (primary_output == None &&
+ g_ascii_strncasecmp (x11_screen->monitors[i].output_name, "LVDS", 4) == 0)
+ {
+ x11_screen->primary_monitor = i;
+ break;
+ }
+
+ /* No primary specified and no LVDS found */
+ if (x11_screen->monitors[i].output == first_output)
+ x11_screen->primary_monitor = i;
+ }
+
+ return x11_screen->n_monitors > 0;
#endif
-
+
return FALSE;
}
#ifdef HAVE_SOLARIS_XINERAMA
Display *dpy = GDK_SCREEN_XDISPLAY (screen);
int screen_no = gdk_screen_get_number (screen);
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
XRectangle monitors[MAXFRAMEBUFFERS];
unsigned char hints[16];
gint result;
return FALSE;
}
- screen_x11->monitors = g_new0 (GdkX11Monitor, n_monitors);
- screen_x11->n_monitors = n_monitors;
+ x11_screen->monitors = g_new0 (GdkX11Monitor, n_monitors);
+ x11_screen->n_monitors = n_monitors;
for (i = 0; i < n_monitors; i++)
{
- init_monitor_geometry (&screen_x11->monitors[i],
+ init_monitor_geometry (&x11_screen->monitors[i],
monitors[i].x, monitors[i].y,
monitors[i].width, monitors[i].height);
}
-
+
+ x11_screen->primary_monitor = 0;
+
return TRUE;
#endif /* HAVE_SOLARIS_XINERAMA */
{
#ifdef HAVE_XFREE_XINERAMA
Display *dpy = GDK_SCREEN_XDISPLAY (screen);
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
XineramaScreenInfo *monitors;
int i, n_monitors;
return FALSE;
}
- screen_x11->n_monitors = n_monitors;
- screen_x11->monitors = g_new0 (GdkX11Monitor, n_monitors);
+ x11_screen->n_monitors = n_monitors;
+ x11_screen->monitors = g_new0 (GdkX11Monitor, n_monitors);
for (i = 0; i < n_monitors; ++i)
{
- init_monitor_geometry (&screen_x11->monitors[i],
+ init_monitor_geometry (&x11_screen->monitors[i],
monitors[i].x_org, monitors[i].y_org,
monitors[i].width, monitors[i].height);
}
XFree (monitors);
+ x11_screen->primary_monitor = 0;
+
return TRUE;
#endif /* HAVE_XFREE_XINERAMA */
return FALSE;
}
+static gboolean
+init_solaris_xinerama_indices (GdkX11Screen *x11_screen)
+{
+#ifdef HAVE_SOLARIS_XINERAMA
+ XRectangle x_monitors[MAXFRAMEBUFFERS];
+ unsigned char hints[16];
+ gint result;
+ gint monitor_num;
+ gint x_n_monitors;
+ gint i;
+
+ if (!XineramaGetState (x11_screen->xdisplay, x11_screen->screen_num))
+ return FALSE;
+
+ result = XineramaGetInfo (x11_screen->xdisplay, x11_screen->screen_num,
+ x_monitors, hints, &x_n_monitors);
+
+ if (result == 0)
+ return FALSE;
+
+
+ for (monitor_num = 0; monitor_num < x11_screen->n_monitors; ++monitor_num)
+ {
+ for (i = 0; i < x_n_monitors; ++i)
+ {
+ if (x11_screen->monitors[monitor_num].geometry.x == x_monitors[i].x &&
+ x11_screen->monitors[monitor_num].geometry.y == x_monitors[i].y &&
+ x11_screen->monitors[monitor_num].geometry.width == x_monitors[i].width &&
+ x11_screen->monitors[monitor_num].geometry.height == x_monitors[i].height)
+ {
+ g_hash_table_insert (x11_screen->xinerama_matches,
+ GINT_TO_POINTER (monitor_num),
+ GINT_TO_POINTER (i));
+ }
+ }
+ }
+ return TRUE;
+#endif /* HAVE_SOLARIS_XINERAMA */
+
+ return FALSE;
+}
+
+static gboolean
+init_xfree_xinerama_indices (GdkX11Screen *x11_screen)
+{
+#ifdef HAVE_XFREE_XINERAMA
+ XineramaScreenInfo *x_monitors;
+ gint monitor_num;
+ gint x_n_monitors;
+ gint i;
+
+ if (!XineramaIsActive (x11_screen->xdisplay))
+ return FALSE;
+
+ x_monitors = XineramaQueryScreens (x11_screen->xdisplay, &x_n_monitors);
+ if (x_n_monitors <= 0 || x_monitors == NULL)
+ {
+ if (x_monitors)
+ XFree (x_monitors);
+
+ return FALSE;
+ }
+
+ for (monitor_num = 0; monitor_num < x11_screen->n_monitors; ++monitor_num)
+ {
+ for (i = 0; i < x_n_monitors; ++i)
+ {
+ if (x11_screen->monitors[monitor_num].geometry.x == x_monitors[i].x_org &&
+ x11_screen->monitors[monitor_num].geometry.y == x_monitors[i].y_org &&
+ x11_screen->monitors[monitor_num].geometry.width == x_monitors[i].width &&
+ x11_screen->monitors[monitor_num].geometry.height == x_monitors[i].height)
+ {
+ g_hash_table_insert (x11_screen->xinerama_matches,
+ GINT_TO_POINTER (monitor_num),
+ GINT_TO_POINTER (i));
+ }
+ }
+ }
+ XFree (x_monitors);
+ return TRUE;
+#endif /* HAVE_XFREE_XINERAMA */
+
+ return FALSE;
+}
+
+static void
+init_xinerama_indices (GdkX11Screen *x11_screen)
+{
+ int opcode, firstevent, firsterror;
+
+ x11_screen->xinerama_matches = g_hash_table_new (g_direct_hash, g_direct_equal);
+ if (XQueryExtension (x11_screen->xdisplay, "XINERAMA",
+ &opcode, &firstevent, &firsterror))
+ {
+ x11_screen->xinerama_matches = g_hash_table_new (g_direct_hash, g_direct_equal);
+
+ /* Solaris Xinerama first, then XFree/Xorg Xinerama
+ * to match the order in init_multihead()
+ */
+ if (init_solaris_xinerama_indices (x11_screen) == FALSE)
+ init_xfree_xinerama_indices (x11_screen);
+ }
+}
+
+gint
+_gdk_x11_screen_get_xinerama_index (GdkScreen *screen,
+ gint monitor_num)
+{
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
+ gpointer val;
+
+ g_return_val_if_fail (monitor_num < x11_screen->n_monitors, -1);
+
+ if (x11_screen->xinerama_matches == NULL)
+ init_xinerama_indices (x11_screen);
+
+ if (g_hash_table_lookup_extended (x11_screen->xinerama_matches, GINT_TO_POINTER (monitor_num), NULL, &val))
+ return (GPOINTER_TO_INT(val));
+
+ return -1;
+}
+
+void
+_gdk_x11_screen_get_edge_monitors (GdkScreen *screen,
+ gint *top,
+ gint *bottom,
+ gint *left,
+ gint *right)
+{
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
+ gint top_most_pos = HeightOfScreen (GDK_X11_SCREEN (screen)->xscreen);
+ gint left_most_pos = WidthOfScreen (GDK_X11_SCREEN (screen)->xscreen);
+ gint bottom_most_pos = 0;
+ gint right_most_pos = 0;
+ gint monitor_num;
+
+ for (monitor_num = 0; monitor_num < x11_screen->n_monitors; monitor_num++)
+ {
+ gint monitor_x = x11_screen->monitors[monitor_num].geometry.x;
+ gint monitor_y = x11_screen->monitors[monitor_num].geometry.y;
+ gint monitor_max_x = monitor_x + x11_screen->monitors[monitor_num].geometry.width;
+ gint monitor_max_y = monitor_y + x11_screen->monitors[monitor_num].geometry.height;
+
+ if (left && left_most_pos > monitor_x)
+ {
+ left_most_pos = monitor_x;
+ *left = monitor_num;
+ }
+ if (right && right_most_pos < monitor_max_x)
+ {
+ right_most_pos = monitor_max_x;
+ *right = monitor_num;
+ }
+ if (top && top_most_pos > monitor_y)
+ {
+ top_most_pos = monitor_y;
+ *top = monitor_num;
+ }
+ if (bottom && bottom_most_pos < monitor_max_y)
+ {
+ bottom_most_pos = monitor_max_y;
+ *bottom = monitor_num;
+ }
+ }
+}
+
static void
deinit_multihead (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- free_monitors (screen_x11->monitors, screen_x11->n_monitors);
+ free_monitors (x11_screen->monitors, x11_screen->n_monitors);
+ g_clear_pointer (&x11_screen->xinerama_matches, g_hash_table_destroy);
- screen_x11->n_monitors = 0;
- screen_x11->monitors = NULL;
+ x11_screen->n_monitors = 0;
+ x11_screen->monitors = NULL;
}
static gboolean
static void
init_multihead (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
int opcode, firstevent, firsterror;
/* There are four different implementations of multihead support:
}
/* No multihead support of any kind for this screen */
- screen_x11->n_monitors = 1;
- screen_x11->monitors = g_new0 (GdkX11Monitor, 1);
+ x11_screen->n_monitors = 1;
+ x11_screen->monitors = g_new0 (GdkX11Monitor, 1);
+ x11_screen->primary_monitor = 0;
- init_monitor_geometry (screen_x11->monitors, 0, 0,
- WidthOfScreen (screen_x11->xscreen),
- HeightOfScreen (screen_x11->xscreen));
+ init_monitor_geometry (x11_screen->monitors, 0, 0,
+ WidthOfScreen (x11_screen->xscreen),
+ HeightOfScreen (x11_screen->xscreen));
}
GdkScreen *
gint screen_number)
{
GdkScreen *screen;
- GdkScreenX11 *screen_x11;
- GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
-
- screen = g_object_new (GDK_TYPE_SCREEN_X11, NULL);
-
- screen_x11 = GDK_SCREEN_X11 (screen);
- screen_x11->display = display;
- screen_x11->xdisplay = display_x11->xdisplay;
- screen_x11->xscreen = ScreenOfDisplay (display_x11->xdisplay, screen_number);
- screen_x11->screen_num = screen_number;
- screen_x11->xroot_window = RootWindow (display_x11->xdisplay,screen_number);
- screen_x11->wmspec_check_window = None;
+ GdkX11Screen *x11_screen;
+ GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
+
+ screen = g_object_new (GDK_TYPE_X11_SCREEN, NULL);
+
+ x11_screen = GDK_X11_SCREEN (screen);
+ x11_screen->display = display;
+ x11_screen->xdisplay = display_x11->xdisplay;
+ x11_screen->xscreen = ScreenOfDisplay (display_x11->xdisplay, screen_number);
+ x11_screen->screen_num = screen_number;
+ x11_screen->xroot_window = RootWindow (display_x11->xdisplay,screen_number);
+ x11_screen->wmspec_check_window = None;
/* we want this to be always non-null */
- screen_x11->window_manager_name = g_strdup ("unknown");
+ x11_screen->window_manager_name = g_strdup ("unknown");
init_multihead (screen);
init_randr_support (screen);
- _gdk_visual_init (screen);
- _gdk_windowing_window_init (screen);
+ _gdk_x11_screen_init_visuals (screen);
+ _gdk_x11_screen_init_root_window (screen);
return screen;
}
void
_gdk_x11_screen_setup (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- screen_x11->cm_selection_atom = make_cm_atom (screen_x11->screen_num);
- gdk_display_request_selection_notification (screen_x11->display,
- screen_x11->cm_selection_atom);
- screen_x11->is_composited = check_is_composited (screen_x11->display, screen_x11);
+ gdk_display_request_selection_notification (x11_screen->display,
+ gdk_x11_xatom_to_atom_for_display (x11_screen->display, get_cm_atom (x11_screen)));
+ x11_screen->is_composited = check_is_composited (x11_screen->display, x11_screen);
}
-/**
- * gdk_screen_is_composited:
- * @screen: a #GdkScreen
- *
- * Returns whether windows with an RGBA visual can reasonably
- * be expected to have their alpha channel drawn correctly on
- * the screen.
- *
- * On X11 this function returns whether a compositing manager is
- * compositing @screen.
- *
- * Return value: Whether windows with RGBA visuals can reasonably be
- * expected to have their alpha channels drawn correctly on the screen.
- *
- * Since: 2.10
- **/
-gboolean
-gdk_screen_is_composited (GdkScreen *screen)
+static gboolean
+gdk_x11_screen_is_composited (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11;
-
- g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE);
-
- screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- return screen_x11->is_composited;
+ return x11_screen->is_composited;
}
static void
-init_randr_support (GdkScreen * screen)
+init_randr_support (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
-
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
+
+ /* NB: This is also needed for XSettings, so don't remove. */
XSelectInput (GDK_SCREEN_XDISPLAY (screen),
- screen_x11->xroot_window,
- StructureNotifyMask);
+ x11_screen->xroot_window,
+ StructureNotifyMask);
#ifdef HAVE_RANDR
+ if (!GDK_X11_DISPLAY (gdk_screen_get_display (screen))->have_randr12)
+ return;
+
XRRSelectInput (GDK_SCREEN_XDISPLAY (screen),
- screen_x11->xroot_window,
- RRScreenChangeNotifyMask |
- RRCrtcChangeNotifyMask |
- RROutputPropertyNotifyMask);
+ x11_screen->xroot_window,
+ RRScreenChangeNotifyMask
+ | RRCrtcChangeNotifyMask
+ | RROutputPropertyNotifyMask);
#endif
}
static void
process_monitors_change (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
gint n_monitors;
+ gint primary_monitor;
GdkX11Monitor *monitors;
gboolean changed;
- n_monitors = screen_x11->n_monitors;
- monitors = screen_x11->monitors;
+ primary_monitor = x11_screen->primary_monitor;
+ n_monitors = x11_screen->n_monitors;
+ monitors = x11_screen->monitors;
- screen_x11->n_monitors = 0;
- screen_x11->monitors = NULL;
+ x11_screen->n_monitors = 0;
+ x11_screen->monitors = NULL;
init_multihead (screen);
- changed = !compare_monitors (monitors, n_monitors,
- screen_x11->monitors, screen_x11->n_monitors);
+ changed =
+ !compare_monitors (monitors, n_monitors,
+ x11_screen->monitors, x11_screen->n_monitors) ||
+ x11_screen->primary_monitor != primary_monitor;
+
free_monitors (monitors, n_monitors);
XEvent *event)
{
gint width, height;
- GdkDisplayX11 *display_x11;
+#ifdef HAVE_RANDR
+ GdkX11Display *display_x11;
+#endif
width = gdk_screen_get_width (screen);
height = gdk_screen_get_height (screen);
#ifdef HAVE_RANDR
- display_x11 = GDK_DISPLAY_X11 (gdk_screen_get_display (screen));
+ display_x11 = GDK_X11_DISPLAY (gdk_screen_get_display (screen));
if (display_x11->have_randr13 && event->type == ConfigureNotify)
return;
{
XConfigureEvent *rcevent = (XConfigureEvent *) event;
Screen *xscreen = gdk_x11_screen_get_xscreen (screen);
-
+
xscreen->width = rcevent->width;
xscreen->height = rcevent->height;
}
{
#ifdef HAVE_XFIXES
XFixesSelectionNotifyEvent *selection_event = (XFixesSelectionNotifyEvent *)event;
- GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
- Atom xcm_selection_atom = gdk_x11_atom_to_xatom_for_display (screen_x11->display,
- screen_x11->cm_selection_atom);
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
- if (selection_event->selection == xcm_selection_atom)
+ if (selection_event->selection == get_cm_atom (x11_screen))
{
gboolean composited = selection_event->owner != None;
- if (composited != screen_x11->is_composited)
+ if (composited != x11_screen->is_composited)
{
- screen_x11->is_composited = composited;
+ x11_screen->is_composited = composited;
g_signal_emit_by_name (screen, "composited-changed");
}
#endif
}
-/**
- * _gdk_windowing_substitute_screen_number:
- * @display_name : The name of a display, in the form used by
- * gdk_display_open (). If %NULL a default value
- * will be used. On X11, this is derived from the DISPLAY
- * environment variable.
- * @screen_number : The number of a screen within the display
- * referred to by @display_name.
- *
- * Modifies a @display_name to make @screen_number the default
- * screen when the display is opened.
- *
- * Return value: a newly allocated string holding the resulting
- * display name. Free with g_free().
- */
-gchar *
-_gdk_windowing_substitute_screen_number (const gchar *display_name,
- gint screen_number)
+static gchar *
+substitute_screen_number (const gchar *display_name,
+ gint screen_number)
{
GString *str;
gchar *p;
- if (!display_name)
- display_name = getenv ("DISPLAY");
-
- if (!display_name)
- return NULL;
-
str = g_string_new (display_name);
p = strrchr (str->str, '.');
return g_string_free (str, FALSE);
}
-/**
- * gdk_screen_make_display_name:
- * @screen: a #GdkScreen
- *
- * Determines the name to pass to gdk_display_open() to get
- * a #GdkDisplay with this screen as the default screen.
- *
- * Return value: a newly allocated string, free with g_free()
- *
- * Since: 2.2
- **/
-gchar *
-gdk_screen_make_display_name (GdkScreen *screen)
+static gchar *
+gdk_x11_screen_make_display_name (GdkScreen *screen)
{
const gchar *old_display;
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
old_display = gdk_display_get_name (gdk_screen_get_display (screen));
- return _gdk_windowing_substitute_screen_number (old_display,
- gdk_screen_get_number (screen));
+ return substitute_screen_number (old_display,
+ gdk_screen_get_number (screen));
}
-/**
- * gdk_screen_get_active_window
- * @screen: a #GdkScreen
- *
- * Returns the screen's currently active window.
- *
- * On X11, this is done by inspecting the _NET_ACTIVE_WINDOW property
- * on the root window, as described in the <ulink
- * url="http://www.freedesktop.org/Standards/wm-spec">Extended Window
- * Manager Hints</ulink>. If there is no currently currently active
- * window, or the window manager does not support the
- * _NET_ACTIVE_WINDOW hint, this function returns %NULL.
- *
- * On other platforms, this function may return %NULL, depending on whether
- * it is implementable on that platform.
- *
- * The returned window should be unrefed using g_object_unref() when
- * no longer needed.
- *
- * Return value: the currently active window, or %NULL.
- *
- * Since: 2.10
- **/
-GdkWindow *
-gdk_screen_get_active_window (GdkScreen *screen)
+static GdkWindow *
+gdk_x11_screen_get_active_window (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11;
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
GdkWindow *ret = NULL;
Atom type_return;
gint format_return;
gulong bytes_after_return;
guchar *data = NULL;
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
if (!gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_ACTIVE_WINDOW")))
return NULL;
- screen_x11 = GDK_SCREEN_X11 (screen);
-
- if (XGetWindowProperty (screen_x11->xdisplay, screen_x11->xroot_window,
- gdk_x11_get_xatom_by_name_for_display (screen_x11->display,
+ if (XGetWindowProperty (x11_screen->xdisplay, x11_screen->xroot_window,
+ gdk_x11_get_xatom_by_name_for_display (x11_screen->display,
"_NET_ACTIVE_WINDOW"),
0, 1, False, XA_WINDOW, &type_return,
&format_return, &nitems_return,
{
if ((type_return == XA_WINDOW) && (format_return == 32) && (data))
{
- GdkNativeWindow window = *(GdkNativeWindow *) data;
+ Window window = *(Window *) data;
if (window != None)
{
- ret = gdk_window_foreign_new_for_display (screen_x11->display,
- *(GdkNativeWindow *) data);
+ ret = gdk_x11_window_foreign_new_for_display (x11_screen->display,
+ window);
}
}
}
return ret;
}
-/**
- * gdk_screen_get_window_stack
- * @screen: a #GdkScreen
- *
- * Returns a #GList of #GdkWindow<!-- -->s representing the current
- * window stack.
- *
- * On X11, this is done by inspecting the _NET_CLIENT_LIST_STACKING
- * property on the root window, as described in the <ulink
- * url="http://www.freedesktop.org/Standards/wm-spec">Extended Window
- * Manager Hints</ulink>. If the window manager does not support the
- * _NET_CLIENT_LIST_STACKING hint, this function returns %NULL.
- *
- * On other platforms, this function may return %NULL, depending on whether
- * it is implementable on that platform.
- *
- * The returned list is newly allocated and owns references to the
- * windows it contains, so it should be freed using g_list_free() and
- * its windows unrefed using g_object_unref() when no longer needed.
- *
- * Return value: a list of #GdkWindow<!-- -->s for the current window stack,
- * or %NULL.
- *
- * Since: 2.10
- **/
-GList *
-gdk_screen_get_window_stack (GdkScreen *screen)
+static GList *
+gdk_x11_screen_get_window_stack (GdkScreen *screen)
{
- GdkScreenX11 *screen_x11;
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
GList *ret = NULL;
Atom type_return;
gint format_return;
gulong bytes_after_return;
guchar *data = NULL;
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
if (!gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_CLIENT_LIST_STACKING")))
return NULL;
- screen_x11 = GDK_SCREEN_X11 (screen);
-
- if (XGetWindowProperty (screen_x11->xdisplay, screen_x11->xroot_window,
- gdk_x11_get_xatom_by_name_for_display (screen_x11->display,
+ if (XGetWindowProperty (x11_screen->xdisplay, x11_screen->xroot_window,
+ gdk_x11_get_xatom_by_name_for_display (x11_screen->display,
"_NET_CLIENT_LIST_STACKING"),
0, G_MAXLONG, False, XA_WINDOW, &type_return,
&format_return, &nitems_return,
for (i = 0; i < nitems_return; i++)
{
- win = gdk_window_foreign_new_for_display (screen_x11->display,
- (GdkNativeWindow)stack[i]);
+ win = gdk_x11_window_foreign_new_for_display (x11_screen->display,
+ (Window)stack[i]);
if (win != NULL)
ret = g_list_append (ret, win);
return ret;
}
-#define __GDK_SCREEN_X11_C__
-#include "gdkaliasdef.c"
+static gboolean
+gdk_x11_screen_get_setting (GdkScreen *screen,
+ const gchar *name,
+ GValue *value)
+{
+ GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
+ const GValue *setting;
+
+ if (x11_screen->xsettings == NULL)
+ goto out;
+ setting = g_hash_table_lookup (x11_screen->xsettings, name);
+ if (setting == NULL)
+ goto out;
+
+ if (!g_value_type_transformable (G_VALUE_TYPE (setting), G_VALUE_TYPE (value)))
+ {
+ g_warning ("Cannot transform xsetting %s of type %s to type %s\n",
+ name,
+ g_type_name (G_VALUE_TYPE (setting)),
+ g_type_name (G_VALUE_TYPE (value)));
+ goto out;
+ }
+
+ g_value_transform (setting, value);
+
+ return TRUE;
+
+ out:
+ return _gdk_x11_get_xft_setting (screen, name, value);
+}
+
+static void
+cleanup_atoms(gpointer data)
+{
+ NetWmSupportedAtoms *supported_atoms = data;
+ if (supported_atoms->atoms)
+ XFree (supported_atoms->atoms);
+ g_free (supported_atoms);
+}
+
+static Window
+get_net_supporting_wm_check (GdkX11Screen *screen,
+ Window window)
+{
+ GdkDisplay *display;
+ Atom type;
+ gint format;
+ gulong n_items;
+ gulong bytes_after;
+ guchar *data;
+ Window value;
+
+ display = screen->display;
+ type = None;
+ data = NULL;
+ value = None;
+
+ gdk_x11_display_error_trap_push (display);
+ XGetWindowProperty (screen->xdisplay, window,
+ gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTING_WM_CHECK"),
+ 0, G_MAXLONG, False, XA_WINDOW, &type, &format,
+ &n_items, &bytes_after, &data);
+ gdk_x11_display_error_trap_pop_ignored (display);
+
+ if (type == XA_WINDOW)
+ value = *(Window *)data;
+
+ if (data)
+ XFree (data);
+
+ return value;
+}
+
+static void
+fetch_net_wm_check_window (GdkScreen *screen)
+{
+ GdkX11Screen *x11_screen;
+ GdkDisplay *display;
+ Window window;
+ GTimeVal tv;
+ gint error;
+
+ x11_screen = GDK_X11_SCREEN (screen);
+ display = x11_screen->display;
+
+ g_return_if_fail (GDK_X11_DISPLAY (display)->trusted_client);
+
+ if (x11_screen->wmspec_check_window != None)
+ return; /* already have it */
+
+ g_get_current_time (&tv);
+
+ if (ABS (tv.tv_sec - x11_screen->last_wmspec_check_time) < 15)
+ return; /* we've checked recently */
+
+ window = get_net_supporting_wm_check (x11_screen, x11_screen->xroot_window);
+ if (window == None)
+ return;
+
+ if (window != get_net_supporting_wm_check (x11_screen, window))
+ return;
+
+ gdk_x11_display_error_trap_push (display);
+
+ /* Find out if this WM goes away, so we can reset everything. */
+ XSelectInput (x11_screen->xdisplay, window, StructureNotifyMask);
+
+ error = gdk_x11_display_error_trap_pop (display);
+ if (!error)
+ {
+ /* We check the window property again because after XGetWindowProperty()
+ * and before XSelectInput() the window may have been recycled in such a
+ * way that XSelectInput() doesn't fail but the window is no longer what
+ * we want.
+ */
+ if (window != get_net_supporting_wm_check (x11_screen, window))
+ return;
+
+ x11_screen->wmspec_check_window = window;
+ x11_screen->last_wmspec_check_time = tv.tv_sec;
+ x11_screen->need_refetch_net_supported = TRUE;
+ x11_screen->need_refetch_wm_name = TRUE;
+
+ /* Careful, reentrancy */
+ _gdk_x11_screen_window_manager_changed (screen);
+ }
+}
+
+/**
+ * gdk_x11_screen_supports_net_wm_hint:
+ * @screen: (type GdkX11Screen): the relevant #GdkScreen.
+ * @property: a property atom.
+ *
+ * This function is specific to the X11 backend of GDK, and indicates
+ * whether the window manager supports a certain hint from the
+ * Extended Window Manager Hints Specification. You can find this
+ * specification on
+ * <ulink url="http://www.freedesktop.org">http://www.freedesktop.org</ulink>.
+ *
+ * When using this function, keep in mind that the window manager
+ * can change over time; so you shouldn't use this function in
+ * a way that impacts persistent application state. A common bug
+ * is that your application can start up before the window manager
+ * does when the user logs in, and before the window manager starts
+ * gdk_x11_screen_supports_net_wm_hint() will return %FALSE for every property.
+ * You can monitor the window_manager_changed signal on #GdkScreen to detect
+ * a window manager change.
+ *
+ * Return value: %TRUE if the window manager supports @property
+ *
+ * Since: 2.2
+ **/
+gboolean
+gdk_x11_screen_supports_net_wm_hint (GdkScreen *screen,
+ GdkAtom property)
+{
+ gulong i;
+ GdkX11Screen *x11_screen;
+ NetWmSupportedAtoms *supported_atoms;
+ GdkDisplay *display;
+
+ g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE);
+
+ x11_screen = GDK_X11_SCREEN (screen);
+ display = x11_screen->display;
+
+ if (!G_LIKELY (GDK_X11_DISPLAY (display)->trusted_client))
+ return FALSE;
+
+ supported_atoms = g_object_get_data (G_OBJECT (screen), "gdk-net-wm-supported-atoms");
+ if (!supported_atoms)
+ {
+ supported_atoms = g_new0 (NetWmSupportedAtoms, 1);
+ g_object_set_data_full (G_OBJECT (screen), "gdk-net-wm-supported-atoms", supported_atoms, cleanup_atoms);
+ }
+
+ fetch_net_wm_check_window (screen);
+
+ if (x11_screen->wmspec_check_window == None)
+ return FALSE;
+
+ if (x11_screen->need_refetch_net_supported)
+ {
+ /* WM has changed since we last got the supported list,
+ * refetch it.
+ */
+ Atom type;
+ gint format;
+ gulong bytes_after;
+
+ x11_screen->need_refetch_net_supported = FALSE;
+
+ if (supported_atoms->atoms)
+ XFree (supported_atoms->atoms);
+
+ supported_atoms->atoms = NULL;
+ supported_atoms->n_atoms = 0;
+
+ XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), x11_screen->xroot_window,
+ gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTED"),
+ 0, G_MAXLONG, False, XA_ATOM, &type, &format,
+ &supported_atoms->n_atoms, &bytes_after,
+ (guchar **)&supported_atoms->atoms);
+
+ if (type != XA_ATOM)
+ return FALSE;
+ }
+
+ if (supported_atoms->atoms == NULL)
+ return FALSE;
+
+ i = 0;
+ while (i < supported_atoms->n_atoms)
+ {
+ if (supported_atoms->atoms[i] == gdk_x11_atom_to_xatom_for_display (display, property))
+ return TRUE;
+
+ ++i;
+ }
+
+ return FALSE;
+}
+
+/**
+ * gdk_x11_screen_get_window_manager_name:
+ * @screen: (type GdkX11Screen): a #GdkScreen
+ *
+ * Returns the name of the window manager for @screen.
+ *
+ * Return value: the name of the window manager screen @screen, or
+ * "unknown" if the window manager is unknown. The string is owned by GDK
+ * and should not be freed.
+ *
+ * Since: 2.2
+ **/
+const char*
+gdk_x11_screen_get_window_manager_name (GdkScreen *screen)
+{
+ GdkX11Screen *x11_screen;
+ GdkDisplay *display;
+
+ x11_screen = GDK_X11_SCREEN (screen);
+ display = x11_screen->display;
+
+ if (!G_LIKELY (GDK_X11_DISPLAY (display)->trusted_client))
+ return x11_screen->window_manager_name;
+
+ fetch_net_wm_check_window (screen);
+
+ if (x11_screen->need_refetch_wm_name)
+ {
+ /* Get the name of the window manager */
+ x11_screen->need_refetch_wm_name = FALSE;
+
+ g_free (x11_screen->window_manager_name);
+ x11_screen->window_manager_name = g_strdup ("unknown");
+
+ if (x11_screen->wmspec_check_window != None)
+ {
+ Atom type;
+ gint format;
+ gulong n_items;
+ gulong bytes_after;
+ gchar *name;
+
+ name = NULL;
+
+ gdk_x11_display_error_trap_push (display);
+
+ XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display),
+ x11_screen->wmspec_check_window,
+ gdk_x11_get_xatom_by_name_for_display (display,
+ "_NET_WM_NAME"),
+ 0, G_MAXLONG, False,
+ gdk_x11_get_xatom_by_name_for_display (display,
+ "UTF8_STRING"),
+ &type, &format,
+ &n_items, &bytes_after,
+ (guchar **)&name);
+
+ gdk_x11_display_error_trap_pop_ignored (display);
+
+ if (name != NULL)
+ {
+ g_free (x11_screen->window_manager_name);
+ x11_screen->window_manager_name = g_strdup (name);
+ XFree (name);
+ }
+ }
+ }
+
+ return GDK_X11_SCREEN (screen)->window_manager_name;
+}
+
+static void
+gdk_x11_screen_class_init (GdkX11ScreenClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GdkScreenClass *screen_class = GDK_SCREEN_CLASS (klass);
+
+ object_class->dispose = gdk_x11_screen_dispose;
+ object_class->finalize = gdk_x11_screen_finalize;
+
+ screen_class->get_display = gdk_x11_screen_get_display;
+ screen_class->get_width = gdk_x11_screen_get_width;
+ screen_class->get_height = gdk_x11_screen_get_height;
+ screen_class->get_width_mm = gdk_x11_screen_get_width_mm;
+ screen_class->get_height_mm = gdk_x11_screen_get_height_mm;
+ screen_class->get_number = gdk_x11_screen_get_number;
+ screen_class->get_root_window = gdk_x11_screen_get_root_window;
+ screen_class->get_n_monitors = gdk_x11_screen_get_n_monitors;
+ screen_class->get_primary_monitor = gdk_x11_screen_get_primary_monitor;
+ screen_class->get_monitor_width_mm = gdk_x11_screen_get_monitor_width_mm;
+ screen_class->get_monitor_height_mm = gdk_x11_screen_get_monitor_height_mm;
+ screen_class->get_monitor_plug_name = gdk_x11_screen_get_monitor_plug_name;
+ screen_class->get_monitor_geometry = gdk_x11_screen_get_monitor_geometry;
+ screen_class->get_monitor_workarea = gdk_x11_screen_get_monitor_workarea;
+ screen_class->get_system_visual = _gdk_x11_screen_get_system_visual;
+ screen_class->get_rgba_visual = gdk_x11_screen_get_rgba_visual;
+ screen_class->is_composited = gdk_x11_screen_is_composited;
+ screen_class->make_display_name = gdk_x11_screen_make_display_name;
+ screen_class->get_active_window = gdk_x11_screen_get_active_window;
+ screen_class->get_window_stack = gdk_x11_screen_get_window_stack;
+ screen_class->get_setting = gdk_x11_screen_get_setting;
+ screen_class->visual_get_best_depth = _gdk_x11_screen_visual_get_best_depth;
+ screen_class->visual_get_best_type = _gdk_x11_screen_visual_get_best_type;
+ screen_class->visual_get_best = _gdk_x11_screen_visual_get_best;
+ screen_class->visual_get_best_with_depth = _gdk_x11_screen_visual_get_best_with_depth;
+ screen_class->visual_get_best_with_type = _gdk_x11_screen_visual_get_best_with_type;
+ screen_class->visual_get_best_with_both = _gdk_x11_screen_visual_get_best_with_both;
+ screen_class->query_depths = _gdk_x11_screen_query_depths;
+ screen_class->query_visual_types = _gdk_x11_screen_query_visual_types;
+ screen_class->list_visuals = _gdk_x11_screen_list_visuals;
+
+ signals[WINDOW_MANAGER_CHANGED] =
+ g_signal_new (g_intern_static_string ("window-manager-changed"),
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GdkX11ScreenClass, window_manager_changed),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE,
+ 0);
+}