blob: 388f82176809b34c06a2c5f86ae233dcede6aeaa (
plain) (
blame)
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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/*
* The Mana Client
* Copyright (C) 2004-2010 The Mana World Development Team
*
* This file is part of The Mana Client.
*
* 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
* 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 FOCUSHANDLER_H
#define FOCUSHANDLER_H
#include <guichan/focushandler.hpp>
#include <list>
/**
* The focus handler. This focus handler does exactly the same as the Guichan
* focus handler, but keeps a stack of modal widgets to be able to handle
* multiple modal focus requests.
*/
class FocusHandler : public gcn::FocusHandler
{
public:
/**
* Sets modal focus to a widget. When there is already a modal widget
* then that widget loses modal focus and will regain it after this
* widget releases his modal focus.
*/
void requestModalFocus(gcn::Widget *widget);
/**
* Releases modal focus of a widget. When this widget had modal focus
* and there are other widgets that had also requested modal focus,
* then modal focus will be transfered to the last of those.
*/
void releaseModalFocus(gcn::Widget *widget);
/**
* Removes a widget from the focus handler. Also makes sure no dangling
* pointers remain in modal focus stack.
*/
void remove(gcn::Widget *widget);
/**
* Overloaded to allow windows to move to the top when one of their
* widgets is tabbed to when tabbing through focusable elements.
*/
void tabNext();
void tabPrevious();
private:
/**
* Checks to see if the widget tabbed to is in a window, and if it is,
* it requests the window be moved to the top.
*/
void checkForWindow();
/**
* Stack of widgets that have requested modal forcus.
*/
std::list<gcn::Widget*> mModalStack;
};
#endif
|
