forked from AuroraMiddleware/gtk
133 lines
3.7 KiB
C
133 lines
3.7 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_IS_TOPLEVEL (surface))
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continue;
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if ((gdk_toplevel_get_state (GDK_TOPLEVEL (surface)) & GDK_TOPLEVEL_STATE_FULLSCREEN) == 0)
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continue;
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if (surface->fullscreen_mode == 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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/**
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* gdk_x11_monitor_get_workarea:
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* @monitor: (type GdkX11Monitor): a `GdkMonitor`
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* @workarea: (out): a `GdkRectangle` to be filled with the monitor workarea
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*
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* Retrieves the size and position of the “work area” on a monitor
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* within the display coordinate space.
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*
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* The returned geometry is in ”application pixels”, not in ”device pixels”
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* (see [method@Gdk.Monitor.get_scale_factor]).
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*/
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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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}
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/**
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* gdk_x11_monitor_get_output:
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* @monitor: (type GdkX11Monitor): a `GdkMonitor`
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*
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* Returns the XID of the Output corresponding to @monitor.
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*
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* Returns: the XID of @monitor
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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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