forked from AuroraMiddleware/gtk
a46f9af1c0
We only have implementations of this on X11 and Win32, so make it available as backend api there. Update all callers to use either the backend api, or just monitor 0.
112 lines
3.1 KiB
C
112 lines
3.1 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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#include "config.h"
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#include <glib.h>
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#include <gio/gio.h>
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#include "gdkmonitor-x11.h"
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#include "gdkx11display.h"
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#include "gdkdisplay-x11.h"
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#include "gdkscreen-x11.h"
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#include "gdkdisplayprivate.h"
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#include "gdkprivate-x11.h"
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G_DEFINE_TYPE (GdkX11Monitor, gdk_x11_monitor, GDK_TYPE_MONITOR)
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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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GList *toplevels, *l;
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GdkSurface *surface;
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gboolean has_fullscreen;
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toplevels = gdk_x11_display_get_toplevel_windows (monitor->display);
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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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surface = l->data;
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if ((gdk_surface_get_state (surface) & GDK_SURFACE_STATE_FULLSCREEN) == 0)
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continue;
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if (gdk_surface_get_fullscreen_mode (surface) == GDK_FULLSCREEN_ON_ALL_MONITORS ||
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gdk_display_get_monitor_at_surface (monitor->display, surface) == 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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return has_fullscreen;
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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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GdkX11Screen *screen = GDK_X11_DISPLAY (monitor->display)->screen;
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GdkRectangle workarea;
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gdk_monitor_get_geometry (monitor, dest);
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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 (monitor == gdk_x11_display_get_primary_monitor (monitor->display) &&
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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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static void
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gdk_x11_monitor_init (GdkX11Monitor *monitor)
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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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GDK_MONITOR_CLASS (class)->get_workarea = gdk_x11_monitor_get_workarea;
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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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return GDK_X11_MONITOR (monitor)->output;
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}
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