mutter/clutter/win32/clutter-stage-win32.h
Neil Roberts 1fcddb3b10 [win32] Track mouse leave messages
Bug 1178 - No enter / leave events on actors when pointer leaves the
           stage window

This patch causes the Win32 backend to emit CLUTTER_LEAVE events when
a WM_MOUSELEAVE event is received in the same way that f505536 does
for the X11 backend.

Windows will only send WM_MOUSELEAVE events if they are previously
requested using TrackMouseEvent so this needs to be called whenever
the mouse enters the window. There is no WM_MOUSELEAVE event but we
can detect when the mouse enters because we get a WM_MOUSEMOVE event.
2009-02-16 12:46:37 +00:00

84 lines
2.8 KiB
C

/* Clutter.
* An OpenGL based 'interactive canvas' library.
* Authored By Matthew Allum <mallum@openedhand.com>
* Copyright (C) 2006-2007 OpenedHand
*
* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __CLUTTER_STAGE_WIN32_H__
#define __CLUTTER_STAGE_WIN32_H__
#include <clutter/clutter-group.h>
#include <clutter/clutter-stage.h>
#include <windows.h>
#include "clutter-backend-win32.h"
G_BEGIN_DECLS
#define CLUTTER_TYPE_STAGE_WIN32 (clutter_stage_win32_get_type ())
#define CLUTTER_STAGE_WIN32(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_STAGE_WIN32, ClutterStageWin32))
#define CLUTTER_IS_STAGE_WIN32(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_STAGE_WIN32))
#define CLUTTER_STAGE_WIN32_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_STAGE_WIN32, ClutterStageWin32Class))
#define CLUTTER_IS_STAGE_WIN32_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_STAGE_WIN32))
#define CLUTTER_STAGE_WIN32_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_STAGE_WIN32, ClutterStageWin32Class))
typedef struct _ClutterStageWin32 ClutterStageWin32;
typedef struct _ClutterStageWin32Class ClutterStageWin32Class;
struct _ClutterStageWin32
{
ClutterGroup parent_instance;
HWND hwnd;
HDC client_dc;
gint win_width;
gint win_height;
gint scroll_pos;
RECT fullscreen_rect;
gboolean is_foreign_win;
gboolean tracking_mouse;
ClutterBackendWin32 *backend;
ClutterStageState state;
ClutterStage *wrapper;
};
struct _ClutterStageWin32Class
{
ClutterGroupClass parent_class;
};
GType clutter_stage_win32_get_type (void) G_GNUC_CONST;
void clutter_stage_win32_map (ClutterStageWin32 *stage_win32);
void clutter_stage_win32_unmap (ClutterStageWin32 *stage_win32);
/* Defined in clutter-event-win32.c */
LRESULT CALLBACK _clutter_stage_win32_window_proc (HWND hwnd,
UINT msg,
WPARAM wparam,
LPARAM lparam);
void _clutter_stage_win32_get_min_max_info (ClutterStageWin32 *stage_win32,
MINMAXINFO *min_max_info);
G_END_DECLS
#endif /* __CLUTTER_STAGE_H__ */