123 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright © 2016 Red Hat, Inc
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Library General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Library General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Library General Public
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|  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #include "config.h"
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| 
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| #include <glib.h>
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| #include <gio/gio.h>
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| 
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| #include "gdkmonitor-x11.h"
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| #include "gdkscreen-x11.h"
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| 
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| 
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| G_DEFINE_TYPE (GdkX11Monitor, gdk_x11_monitor, GDK_TYPE_MONITOR)
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| 
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| static gboolean
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| gdk_monitor_has_fullscreen_window (GdkMonitor *monitor)
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| {
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|   GdkScreen *screen = gdk_display_get_default_screen (monitor->display);
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|   GList *toplevels, *l;
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|   GdkWindow *window;
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|   gboolean has_fullscreen;
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| 
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|   toplevels = gdk_screen_get_toplevel_windows (screen);
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| 
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|   has_fullscreen = FALSE;
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|   for (l = toplevels; l; l = l->next)
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|     {
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|       window = l->data;
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| 
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|       if ((gdk_window_get_state (window) & GDK_WINDOW_STATE_FULLSCREEN) == 0)
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|         continue;
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| 
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|       if (gdk_window_get_fullscreen_mode (window) == GDK_FULLSCREEN_ON_ALL_MONITORS ||
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|           gdk_display_get_monitor_at_window (monitor->display, window) == monitor)
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|         {
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|           has_fullscreen = TRUE;
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|           break;
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|         }
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|     }
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| 
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|   g_list_free (toplevels);
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| 
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|   return has_fullscreen;
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| }
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| 
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| static void
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| gdk_x11_monitor_get_workarea (GdkMonitor   *monitor,
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|                               GdkRectangle *dest)
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| {
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|   GdkScreen *screen = gdk_display_get_default_screen (monitor->display);
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|   GdkRectangle workarea;
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| 
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|   gdk_monitor_get_geometry (monitor, dest);
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| 
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|   if (_gdk_x11_screen_get_monitor_work_area (screen, monitor, &workarea))
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|     {
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|       if (!gdk_monitor_has_fullscreen_window (monitor))
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|         *dest = workarea;
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|     }
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|   else
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|     {
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|       /* The EWMH constrains workarea to be a rectangle, so it
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|        * can't adequately deal with L-shaped monitor arrangements.
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|        * As a workaround, we ignore the workarea for anything
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|        * but the primary monitor. Since that is where the 'desktop
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|        * chrome' usually lives, this works ok in practice.
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|        */
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|       if (gdk_monitor_is_primary (monitor) &&
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|           !gdk_monitor_has_fullscreen_window (monitor))
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|         {
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|           gdk_x11_screen_get_work_area (screen, &workarea);
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|           if (gdk_rectangle_intersect (dest, &workarea, &workarea))
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|             *dest = workarea;
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|         }
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|     }
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| }
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| 
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| static void
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| gdk_x11_monitor_init (GdkX11Monitor *monitor)
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| {
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| }
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| 
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| static void
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| gdk_x11_monitor_finalize (GObject *gobject)
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| {
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|   GdkX11Monitor *self = GDK_X11_MONITOR (gobject);
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| 
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|   g_free (self->name);
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| 
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|   G_OBJECT_CLASS (gdk_x11_monitor_parent_class)->finalize (gobject);
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| }
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| 
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| 
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| static void
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| gdk_x11_monitor_class_init (GdkX11MonitorClass *class)
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| {
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|   G_OBJECT_CLASS (class)->finalize = gdk_x11_monitor_finalize;
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|   GDK_MONITOR_CLASS (class)->get_workarea = gdk_x11_monitor_get_workarea;
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| }
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| 
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| XID
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| gdk_x11_monitor_get_output (GdkMonitor *monitor)
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| {
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|   g_return_val_if_fail (GDK_IS_X11_MONITOR (monitor), 0);
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| 
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|   return GDK_X11_MONITOR (monitor)->output;
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| }
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| 
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