gtk/gdk/win32/gdkscreen-win32.c
Chun-wei Fan 6a12a3cd10 gdk/win32: Fix build after GdkScreen and cursor cleanups
Move the leftovers from the removals to use the current APIs, to fix the
build.  Also for gdk_device_virtual_set_window_cursor(), only do
something when a valid GdkCursor is passed in here.

https://bugzilla.gnome.org/show_bug.cgi?id=773299
2017-11-04 10:32:21 +08:00

162 lines
4.4 KiB
C

/* GDK - The GIMP Drawing Kit
* Copyright (C) 2002 Hans Breuer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#define _WIN32_WINNT 0x0600
#include "gdk.h"
#include "gdkprivate-win32.h"
#include "gdkscreenprivate.h"
#include "gdkwin32screen.h"
#include "gdkdisplayprivate.h"
#include "gdkdisplay-win32.h"
#include "gdkmonitor-win32.h"
#include <dwmapi.h>
struct _GdkWin32Screen
{
GdkScreen parent_instance;
GdkWindow *root_window;
};
struct _GdkWin32ScreenClass
{
GdkScreenClass parent_class;
};
G_DEFINE_TYPE (GdkWin32Screen, gdk_win32_screen, GDK_TYPE_SCREEN)
static void
init_root_window_size (GdkWin32Screen *screen)
{
GdkRectangle result;
int i;
GdkDisplay *display = _gdk_display;
int monitor_count;
GdkMonitor *monitor;
GdkWindowImplWin32 *root_impl;
monitor_count = gdk_display_get_n_monitors (display);
monitor = gdk_display_get_monitor (display, 0);
gdk_monitor_get_geometry (monitor, &result);
for (i = 1; i < monitor_count; i++)
{
GdkRectangle rect;
monitor = gdk_display_get_monitor (display, i);
gdk_monitor_get_geometry (monitor, &rect);
gdk_rectangle_union (&result, &rect, &result);
}
screen->root_window->width = result.width;
screen->root_window->height = result.height;
root_impl = GDK_WINDOW_IMPL_WIN32 (screen->root_window->impl);
root_impl->unscaled_width = result.width * root_impl->window_scale;
root_impl->unscaled_height = result.height * root_impl->window_scale;
}
static void
init_root_window (GdkWin32Screen *screen_win32)
{
GdkScreen *screen;
GdkWindow *window;
GdkWindowImplWin32 *impl_win32;
GdkWin32Display *win32_display;
screen = GDK_SCREEN (screen_win32);
g_assert (screen_win32->root_window == NULL);
window = _gdk_display_create_window (_gdk_display);
window->impl = g_object_new (GDK_TYPE_WINDOW_IMPL_WIN32, NULL);
impl_win32 = GDK_WINDOW_IMPL_WIN32 (window->impl);
impl_win32->wrapper = window;
window->impl_window = window;
window->window_type = GDK_WINDOW_ROOT;
screen_win32->root_window = window;
init_root_window_size (screen_win32);
window->x = 0;
window->y = 0;
window->abs_x = 0;
window->abs_y = 0;
/* width and height already initialised in init_root_window_size() */
window->viewable = TRUE;
win32_display = GDK_WIN32_DISPLAY (_gdk_display);
if (win32_display->dpi_aware_type != PROCESS_DPI_UNAWARE)
impl_win32->window_scale = _gdk_win32_display_get_monitor_scale_factor (win32_display,
NULL,
impl_win32->handle,
NULL);
else
impl_win32->window_scale = 1;
impl_win32->unscaled_width = window->width * impl_win32->window_scale;
impl_win32->unscaled_height = window->height * impl_win32->window_scale;
gdk_win32_handle_table_insert ((HANDLE *) &impl_win32->handle, window);
GDK_NOTE (MISC, g_print ("screen->root_window=%p\n", window));
}
static void
gdk_win32_screen_init (GdkWin32Screen *win32_screen)
{
GdkScreen *screen = GDK_SCREEN (win32_screen);
_gdk_win32_display_init_monitors (GDK_WIN32_DISPLAY (_gdk_display));
init_root_window (win32_screen);
}
void
_gdk_win32_screen_on_displaychange_event (GdkWin32Screen *screen)
{
_gdk_win32_display_init_monitors (GDK_WIN32_DISPLAY (_gdk_display));
init_root_window_size (screen);
}
GdkWindow *
gdk_win32_screen_get_root_window (GdkScreen *screen)
{
return GDK_WIN32_SCREEN (screen)->root_window;
}
static void
gdk_win32_screen_finalize (GObject *object)
{
G_OBJECT_CLASS (gdk_win32_screen_parent_class)->finalize (object);
}
static void
gdk_win32_screen_class_init (GdkWin32ScreenClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gdk_win32_screen_finalize;
}