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Diffstat (limited to 'src/komposeglwidget.cpp')
| -rw-r--r-- | src/komposeglwidget.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/komposeglwidget.cpp b/src/komposeglwidget.cpp new file mode 100644 index 0000000..5ce4cff --- /dev/null +++ b/src/komposeglwidget.cpp @@ -0,0 +1,119 @@ +/*************************************************************************** + * Copyright (C) 2004 by Hans Oischinger * + * [email protected] * + * * + * 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 * + * (at your option) 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, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#include "komposeglwidget.h" +#include "komposelayout.h" + +#include <qtimer.h> +#include <kdebug.h> + + +/* + * The constructor accepts a custom layout, if none is specified a defaultlayout is used + */ +KomposeGLWidget::KomposeGLWidget(QObject *parent, KomposeLayout *l, const char *name) + : QObject(parent) +{ + geometry = QRect(0,0,1,1); + if (!l) + layout = new KomposeLayout( this ); + else + layout = l; +} + + +KomposeGLWidget::~KomposeGLWidget() +{} + + +/* + * Whenever a child is added to the widget it's also added to the layout + */ +void KomposeGLWidget::childEvent ( QChildEvent * ce ) +{ + if ( !ce->child()->inherits("KomposeGLWidget") ) + return; + + if ( ce->inserted() ) + { + qDebug("KomposeGLWidget::childEvent : Added widget " << ce->child()->className() << " to " << className() << endl; + list.append( dynamic_cast<KomposeGLWidget*>(ce->child()) ); + layout->add( dynamic_cast<KomposeWidgetInterface*>(ce->child()) ); + } + else if ( ce->removed() ) + { + qDebug("KomposeGLWidget::childEvent : Removed widget %s from %s", ce->child()->className(), className() ); + list.remove( dynamic_cast<KomposeGLWidget*>(ce->child()) ); + layout->remove( dynamic_cast<KomposeWidgetInterface*>(ce->child()) ); + } + + // Whenever a child is added/removed: rearrange layout + // FIXME: sometimes widget's aren't added in time, so we have to add a short delay: + QTimer::singleShot( 200, layout, SLOT( arrangeLayout() ) ); +} + +/* + * Main GL draw routine + */ +void KomposeGLWidget::draw() +{ + qDebug("KomposeGLWidget::draw - Arranging layout"); + layout->arrangeLayout(); +} + + +// Redirect these functions to QWidget + +void KomposeGLWidget::setGeom ( const QRect &rect ) +{ + geometry = rect; +} + +void KomposeGLWidget::setGeom ( const QSize &size ) +{ + geometry.setSize( size ); +} + +QSize KomposeGLWidget::getSize() const +{ + return geometry.size(); +} + +QRect KomposeGLWidget::getRect() const +{ + return geometry; +} + +KomposeWidgetInterface* KomposeGLWidget::getParentWidget() const +{ + if ( QObject::parent()->inherits("KomposeWidgetInterface") ) + return (KomposeWidgetInterface*)QObject::parent(); + else + { + qDebug("KomposeGLWidget::getParentWidget() - QWidget::parent() does not inherit (KomposeWidgetInterface)"); + return NULL; + } +} + +void KomposeGLWidget::removeChildWidget( KomposeWidgetInterface* obj ) +{ + QObject::removeChild((QObject *) obj); +} + +#include "komposeglwidget.moc" |