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/***************************************************************************
copyright : (C) 2005-2006 by Robby Stephenson
email : [email protected]
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License as *
* published by the Free Software Foundation; *
* *
***************************************************************************/
#include "overlaywidget.h"
#include <tqlayout.h>
using Tellico::GUI::OverlayWidget;
OverlayWidget::OverlayWidget(TQWidget* parent, TQWidget* anchor) : TQFrame(parent)
, m_anchor(anchor)
, m_corner(TopRight) {
m_anchor->installEventFilter(this);
reposition();
hide();
}
void OverlayWidget::setCorner(Corner corner_) {
if(corner_ == m_corner) {
return;
}
m_corner = corner_;
reposition();
}
void OverlayWidget::addWidget(TQWidget* widget_) {
layout()->add(widget_);
adjustSize();
}
void OverlayWidget::reposition() {
if(!m_anchor) {
return;
}
setMaximumSize(parentWidget()->size());
adjustSize();
TQPoint p;
switch(m_corner) {
case BottomLeft:
p.setX(0);
p.setY(m_anchor->height());
break;
case BottomRight:
p.setX(m_anchor->width() - width());
p.setY(m_anchor->height());
break;
case TopLeft:
p.setX(0);
p.setY(-1 * height());
break;
case TopRight:
p.setX(m_anchor->width() - width());
p.setY(-1 * height());
}
// Position in the toplevelwidget's coordinates
TQPoint pTopLevel = m_anchor->mapTo(topLevelWidget(), p);
// Position in the widget's parentWidget coordinates
TQPoint pParent = parentWidget()->mapFrom(topLevelWidget(), pTopLevel);
// keep it on the screen
if(pParent.x() < 0) {
pParent.rx() = 0;
}
move(pParent);
}
bool OverlayWidget::eventFilter(TQObject* object_, TQEvent* event_) {
if(TQT_BASE_OBJECT(object_) == TQT_BASE_OBJECT(m_anchor) && (event_->type() == TQEvent::Move || event_->type() == TQEvent::Resize)) {
reposition();
}
return TQFrame::eventFilter(object_, event_);
}
void OverlayWidget::resizeEvent(TQResizeEvent* event_) {
reposition();
TQFrame::resizeEvent(event_);
}
bool OverlayWidget::event(TQEvent* event_) {
if(event_->type() == TQEvent::ChildInserted) {
adjustSize();
}
return TQFrame::event(event_);
}
#include "overlaywidget.moc"
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