You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
77 lines
2.0 KiB
77 lines
2.0 KiB
/*
|
|
* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour l'Education Numérique en Afrique (GIP ENA)
|
|
*
|
|
* This file is part of Open-Sankoré.
|
|
*
|
|
* Open-Sankoré 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, version 3 of the License,
|
|
* with a specific linking exception for the OpenSSL project's
|
|
* "OpenSSL" library (or with modified versions of it that use the
|
|
* same license as the "OpenSSL" library).
|
|
*
|
|
* Open-Sankoré 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 Open-Sankoré. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
|
|
#include "UBWidgetMirror.h"
|
|
|
|
#include "core/memcheck.h"
|
|
|
|
UBWidgetMirror::UBWidgetMirror(QWidget* sourceWidget, QWidget* parent)
|
|
: QWidget(parent, 0)
|
|
, mSourceWidget(sourceWidget)
|
|
{
|
|
mSourceWidget->installEventFilter(this);
|
|
}
|
|
|
|
UBWidgetMirror::~UBWidgetMirror()
|
|
{
|
|
// NOOP
|
|
}
|
|
|
|
bool UBWidgetMirror::eventFilter(QObject *obj, QEvent *event)
|
|
{
|
|
bool result = QObject::eventFilter(obj, event);
|
|
|
|
if (event->type() == QEvent::Paint && obj == mSourceWidget)
|
|
{
|
|
QPaintEvent *paintEvent = static_cast<QPaintEvent *>(event);
|
|
update(paintEvent->rect());
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void UBWidgetMirror::paintEvent(QPaintEvent *event)
|
|
{
|
|
QPainter painter(this);
|
|
|
|
painter.setBackgroundMode(Qt::OpaqueMode);
|
|
painter.setBackground(Qt::black);
|
|
|
|
mSourceWidget->render(&painter, event->rect().topLeft(), QRegion(event->rect()));
|
|
}
|
|
|
|
|
|
void UBWidgetMirror::setSourceWidget(QWidget *sourceWidget)
|
|
{
|
|
if (mSourceWidget)
|
|
{
|
|
mSourceWidget->removeEventFilter(this);
|
|
}
|
|
|
|
mSourceWidget = sourceWidget;
|
|
|
|
mSourceWidget->installEventFilter(this);
|
|
|
|
update();
|
|
}
|
|
|
|
|