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Diffstat (limited to 'libksirtet/base/kzoommainwindow.cpp')
-rw-r--r-- | libksirtet/base/kzoommainwindow.cpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/libksirtet/base/kzoommainwindow.cpp b/libksirtet/base/kzoommainwindow.cpp new file mode 100644 index 00000000..115d5175 --- /dev/null +++ b/libksirtet/base/kzoommainwindow.cpp @@ -0,0 +1,115 @@ +/* + This file is part of the KDE 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. +*/ + +#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), _zoomStep(step), _minZoom(min), _maxZoom(max) +{ + installEventFilter(this); + + _zoomInAction = KStdAction::zoomIn(this, SLOT(zoomIn()), actionCollection()); + _zoomOutAction = + KStdAction::zoomOut(this, SLOT(zoomOut()), actionCollection()); + _menu = + KStdAction::showMenubar(this, SLOT(toggleMenubar()), actionCollection()); +} + +void KZoomMainWindow::init(const char *popupName) +{ + // zoom + setZoom(readZoomSetting()); + + // menubar + _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->_widgets.append(widget); + connect(widget, SIGNAL(destroyed()), zm, SLOT(widgetDestroyed())); +} + +void KZoomMainWindow::widgetDestroyed() +{ + _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) +{ + _zoom = zoom; + writeZoomSetting(_zoom); + QPtrListIterator<QWidget> it(_widgets); + for (; it.current(); ++it) + (*it)->adjustSize();; + _zoomOutAction->setEnabled( _zoom>_minZoom ); + _zoomInAction->setEnabled( _zoom<_maxZoom ); +} + +void KZoomMainWindow::zoomIn() +{ + setZoom(_zoom + _zoomStep); +} + +void KZoomMainWindow::zoomOut() +{ + Q_ASSERT( _zoom>=_zoomStep ); + setZoom(_zoom - _zoomStep); +} + +void KZoomMainWindow::toggleMenubar() +{ + if ( _menu->isChecked() ) menuBar()->show(); + else menuBar()->hide(); +} + +bool KZoomMainWindow::queryExit() +{ + writeMenubarVisibleSetting(_menu->isChecked()); + return KMainWindow::queryExit(); +} |