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/**
* $Id:
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2007 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Blender Foundation
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef WM_EVENT_SYSTEM_H
#define WM_EVENT_SYSTEM_H
/* return value of handler-operator call */
#define WM_HANDLER_CONTINUE 0
#define WM_HANDLER_BREAK 1
/* each event should have full modifier state */
/* event comes from eventmanager and from keymap */
typedef struct wmEvent {
struct wmEvent *next, *prev;
short type; /* event code itself (short, is also in keymap) */
short val; /* press, release, scrollvalue */
short x, y; /* mouse pointer position */
short unicode; /* future, ghost? */
char ascii; /* from ghost */
char pad1;
/* modifier states */
short shift, ctrl, alt, oskey; /* oskey is apple or windowskey, value denotes order of pressed */
short keymodifier; /* rawkey modifier */
/* keymap item, set by handler (weak?) */
const char *keymap_idname;
/* custom data */
short custom; /* custom data type, stylus, 6dof, see wm_event_types.h */
void *customdata; /* ascii, unicode, mouse coords, angles, vectors, dragdrop info */
} wmEvent;
/* wmKeyMap is in DNA_windowmanager.h, it's savable */
typedef struct wmEventHandler {
struct wmEventHandler *next, *prev;
int type, flag; /* type default=0, rest is custom */
ListBase *keymap; /* pointer to builtin/custom keymaps */
rctf boundbox; /* float, in bContext space (window, area, region) */
wmOperator *op; /* for derived handlers */
} wmEventHandler;
/* handler flag */
/* after this handler all others are ignored */
#define WM_HANDLER_BLOCKING 1
/* custom types for handlers, for signalling, freeing */
enum {
WM_HANDLER_DEFAULT,
WM_HANDLER_TRANSFORM
};
void wm_event_free_all (wmWindow *win);
wmEvent *wm_event_next (wmWindow *win);
void wm_event_free_handlers (ListBase *lb);
/* goes over entire hierarchy: events -> window -> screen -> area -> region */
void wm_event_do_handlers(bContext *C);
void wm_event_add_ghostevent(wmWindow *win, int type, void *customdata);
#endif /* WM_EVENT_SYSTEM_H */
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