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
|
/*
This file is part of the KDE games library
Copyright (C) 2004 Nicolas Hadacek (hadacek@kde.org)
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.
*/
#include "kzoommainwindow.h"
#include "kzoommainwindow.moc"
#include <kaction.h>
#include <kstdaction.h>
#include <kmenubar.h>
#include <kcmenumngr.h>
KZoomMainWindow::KZoomMainWindow(uint min, uint max, uint step,
const char *name)
: KMainWindow(0, name), m_zoomStep(step), m_minZoom(min), m_maxZoom(max)
{
installEventFilter(this);
m_zoomInAction =
KStdAction::zoomIn(this, SLOT(zoomIn()), actionCollection());
m_zoomOutAction =
KStdAction::zoomOut(this, SLOT(zoomOut()), actionCollection());
m_menu =
KStdAction::showMenubar(this, SLOT(toggleMenubar()), actionCollection());
}
void KZoomMainWindow::init(const char *popupName)
{
// zoom
setZoom(readZoomSetting());
// menubar
m_menu->setChecked( menubarVisibleSetting() );
toggleMenubar();
// context popup
if (popupName) {
QPopupMenu *popup =
static_cast<QPopupMenu *>(factory()->container(popupName, this));
Q_ASSERT(popup);
if (popup)
KContextMenuManager::insert(this, popup);
}
}
void KZoomMainWindow::addWidget(QWidget *widget)
{
widget->adjustSize();
QWidget *tlw = widget->topLevelWidget();
KZoomMainWindow *zm =
static_cast<KZoomMainWindow *>(tlw->qt_cast("KZoomMainWindow"));
Q_ASSERT(zm);
zm->m_widgets.append(widget);
connect(widget, SIGNAL(destroyed()), zm, SLOT(widgetDestroyed()));
}
void KZoomMainWindow::widgetDestroyed()
{
m_widgets.remove(static_cast<const QWidget *>(sender()));
}
bool KZoomMainWindow::eventFilter(QObject *o, QEvent *e)
{
if ( e->type()==QEvent::LayoutHint )
setFixedSize(minimumSize()); // because K/QMainWindow
// does not manage fixed central widget
// with hidden menubar...
return KMainWindow::eventFilter(o, e);
}
void KZoomMainWindow::setZoom(uint zoom)
{
m_zoom = zoom;
writeZoomSetting(m_zoom);
QPtrListIterator<QWidget> it(m_widgets);
for (; it.current(); ++it)
(*it)->adjustSize();
m_zoomOutAction->setEnabled( m_zoom > m_minZoom );
m_zoomInAction->setEnabled( m_zoom < m_maxZoom );
}
void KZoomMainWindow::zoomIn()
{
setZoom(m_zoom + m_zoomStep);
}
void KZoomMainWindow::zoomOut()
{
Q_ASSERT( m_zoom >= m_zoomStep );
setZoom(m_zoom - m_zoomStep);
}
void KZoomMainWindow::toggleMenubar()
{
if ( m_menu->isChecked() )
menuBar()->show();
else
menuBar()->hide();
}
bool KZoomMainWindow::queryExit()
{
writeMenubarVisibleSetting(m_menu->isChecked());
return KMainWindow::queryExit();
}
|
