1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef M4_GUI_GUI_SYS_H
#define M4_GUI_GUI_SYS_H
#include "m4/m4_types.h"
#include "m4/gui/gui_univ.h"
namespace M4 {
bool gui_system_init();
void gui_system_shutdown();
/**
* Determine if an event happens, and if so, which window should process the event
* This is the main "engine call" of the GUI. It should be called once each time in the
* applications main loop. All "hot key" call backs, and evtHandlers are executed from here.
*/
void gui_system_event_handler();
/**
* Add a "hot key" to the system (as opposed to a specific window).
* @param myKey The "key" which, when pressed, will cause the callback function to be executed.
* @param callback The function to be executed when "myKey" is pressed.
* @remarks If the view manager has not been initialized, or sizeof(Hotkey) memory is not available,
* the procedure will be aborted.
*/
void AddSystemHotkey(int32 myKey, HotkeyCB callback);
/**
* Remove a "hot key" from the system
*/
void RemoveSystemHotkey(int32 myKey);
/**
* To find the callback associated with a "hot key" in the system
*/
HotkeyCB GetSystemHotkey(int32 myKey);
} // End of namespace M4
#endif
|
