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/*
SPDX-FileCopyrightText: 2004 David Faure <faure@kde.org>
SPDX-License-Identifier: GPL-2.0-only
*/
#include "overlaywidget.h"
#include <QHBoxLayout>
#include <QResizeEvent>
#include <QEvent>
#include <QApplication>
using namespace KDevelop;
OverlayWidget::OverlayWidget( QWidget* alignWidget, QWidget* parent, const char* name )
: QWidget( parent, Qt::Window | Qt::FramelessWindowHint | Qt::ToolTip ), mAlignWidget( nullptr )
{
auto hboxHBoxLayout = new QHBoxLayout(this);
hboxHBoxLayout->setContentsMargins(0, 0, 0, 0);
setObjectName(QString::fromUtf8(name));
setAlignWidget( alignWidget );
setWindowFlags(Qt::WindowDoesNotAcceptFocus | windowFlags());
qApp->installEventFilter(this);
}
OverlayWidget::~OverlayWidget()
{
}
void OverlayWidget::reposition()
{
if ( !mAlignWidget )
return;
// p is in the alignWidget's coordinates
QPoint p;
// We are always above the alignWidget, right-aligned with it.
p.setX( mAlignWidget->width() - width() );
p.setY( -height() );
// Position in the global coordinates
QPoint global = mAlignWidget->mapToGlobal( p );
// Move 'this' to that position.
move( global );
}
void OverlayWidget::setAlignWidget( QWidget * w )
{
if (w == mAlignWidget)
return;
mAlignWidget = w;
reposition();
}
bool OverlayWidget::eventFilter( QObject* o, QEvent* e)
{
if (e->type() == QEvent::Move || e->type() == QEvent::Resize) {
reposition();
} else if (e->type() == QEvent::Close) {
close();
}
return QWidget::eventFilter(o,e);
}
void OverlayWidget::resizeEvent( QResizeEvent* ev )
{
reposition();
QWidget::resizeEvent( ev );
}
#include "moc_overlaywidget.cpp"
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