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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
/*
This file is part of the TDE games library
Copyright (C) 2004 Nicolas Hadacek ([email protected])
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KZOOMMAINWINDOW_H
#define KZOOMMAINWINDOW_H
#include <kmainwindow.h>
class KToggleAction;
/**
* KZoomMainWindow is a main window of fixed size. Its size can be
* modified with the "zoom in"/"zoom out" actions.
*
* It manages one or several widgets: their adjustSize() method is
* called whenever the zoom level is changed.
* The usual implementation for those widget is to redefine adjustSize()
* with code like:
* /code
* setFixedSize(newsize);
* /endcode
*
* This class also has a "show/hide menubar" action and allows the use
* of a context popup menu (useful to restore the menubar when hidden).
*/
class KZoomMainWindow : public KMainWindow
{
Q_OBJECT
public:
/** Constructor. */
KZoomMainWindow(uint minZoom, uint maxZoom, uint zoomStep,
const char *name = 0);
/** Add a widget to be managed i.e. the adjustSize() method of the
* widget is called whenever the zoom is changed.
* This function assumes that the topLevelWidget() is the KZoomMainWindow.
*/
static void addWidget(TQWidget *widget);
uint zoom() const { return m_zoom; }
public slots:
void zoomIn();
void zoomOut();
void toggleMenubar();
protected:
/** You need to call this after the createGUI or setupGUI method
* is called.
* @param popupName is the name of the context popup menu as defined in
* the ui.rc file.
*/
void init(const char *popupName = 0);
virtual void setZoom(uint zoom);
virtual bool eventFilter(TQObject *o, TQEvent *e);
virtual bool queryExit();
/** You need to implement this method since different application
* use different setting class names and keys.
* Use something like:
* /code
* Settings::setZoom(zoom);
* Settings::writeConfig();
* /endcode
*/
virtual void writeZoomSetting(uint zoom) = 0;
/** Youneed to implement this method since different application
* use different setting class names and keys.
* Use something like:
* /code
* return Settings::zoom();
* /endcode
*/
virtual uint readZoomSetting() const = 0;
/** You need to implement this method since different application
* use different setting class names and keys.
* Use something like:
* /code
* Settings::setMenubarVisible(visible);
* Settings::writeConfig();
* /endcode
*/
virtual void writeMenubarVisibleSetting(bool visible) = 0;
/** You need to implement this method since different application
* use different setting class names and keys.
* Use something like:
* /code
* Settings::menubarVisible();
* /endcode
*/
virtual bool menubarVisibleSetting() const = 0;
private slots:
void widgetDestroyed();
private:
uint m_zoom;
uint m_zoomStep;
uint m_minZoom;
uint m_maxZoom;
TQPtrList<TQWidget> m_widgets;
KAction *m_zoomInAction;
KAction *m_zoomOutAction;
KToggleAction *m_menu;
class KZoomMainWindowPrivate;
KZoomMainWindowPrivate *d;
};
#endif
|