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116 lines
3.2 KiB
116 lines
3.2 KiB
15 years ago
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/*
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This file is part of the KDE games library
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Copyright (C) 2004 Nicolas Hadacek (hadacek@kde.org)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "kzoommainwindow.h"
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#include "kzoommainwindow.moc"
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#include <kaction.h>
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#include <kstdaction.h>
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#include <kmenubar.h>
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#include <kcmenumngr.h>
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KZoomMainWindow::KZoomMainWindow(uint min, uint max, uint step, const char *name)
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: KMainWindow(0, name), _zoomStep(step), _minZoom(min), _maxZoom(max)
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{
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installEventFilter(this);
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_zoomInAction = KStdAction::zoomIn(this, SLOT(zoomIn()), actionCollection());
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_zoomOutAction =
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KStdAction::zoomOut(this, SLOT(zoomOut()), actionCollection());
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_menu =
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KStdAction::showMenubar(this, SLOT(toggleMenubar()), actionCollection());
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}
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void KZoomMainWindow::init(const char *popupName)
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{
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// zoom
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setZoom(readZoomSetting());
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// menubar
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_menu->setChecked( menubarVisibleSetting() );
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toggleMenubar();
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// context popup
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if (popupName) {
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QPopupMenu *popup =
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static_cast<QPopupMenu *>(factory()->container(popupName, this));
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Q_ASSERT(popup);
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if (popup) KContextMenuManager::insert(this, popup);
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}
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}
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void KZoomMainWindow::addWidget(QWidget *widget)
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{
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widget->adjustSize();
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QWidget *tlw = widget->topLevelWidget();
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KZoomMainWindow *zm =
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static_cast<KZoomMainWindow *>(tlw->qt_cast("KZoomMainWindow"));
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Q_ASSERT(zm);
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zm->_widgets.append(widget);
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connect(widget, SIGNAL(destroyed()), zm, SLOT(widgetDestroyed()));
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}
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void KZoomMainWindow::widgetDestroyed()
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{
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_widgets.remove(static_cast<const QWidget *>(sender()));
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}
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bool KZoomMainWindow::eventFilter(QObject *o, QEvent *e)
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{
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if ( e->type()==QEvent::LayoutHint )
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setFixedSize(minimumSize()); // because K/QMainWindow
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// does not manage fixed central widget
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// with hidden menubar...
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return KMainWindow::eventFilter(o, e);
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}
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void KZoomMainWindow::setZoom(uint zoom)
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{
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_zoom = zoom;
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writeZoomSetting(_zoom);
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QPtrListIterator<QWidget> it(_widgets);
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for (; it.current(); ++it)
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(*it)->adjustSize();;
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_zoomOutAction->setEnabled( _zoom>_minZoom );
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_zoomInAction->setEnabled( _zoom<_maxZoom );
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}
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void KZoomMainWindow::zoomIn()
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{
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setZoom(_zoom + _zoomStep);
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}
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void KZoomMainWindow::zoomOut()
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{
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Q_ASSERT( _zoom>=_zoomStep );
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setZoom(_zoom - _zoomStep);
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}
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void KZoomMainWindow::toggleMenubar()
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{
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if ( _menu->isChecked() ) menuBar()->show();
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else menuBar()->hide();
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}
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bool KZoomMainWindow::queryExit()
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{
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writeMenubarVisibleSetting(_menu->isChecked());
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return KMainWindow::queryExit();
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}
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