mirror of
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89 lines
3.3 KiB
C++
89 lines
3.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2023 Jon Beniston, M7RCE <jon@beniston.com> //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QWidget>
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#include <QDebug>
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#include <QDataStream>
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#include <QIODevice>
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#include "mdiutils.h"
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// QWidget::save/restoreGeometry doesn't work properly for MDI sub-windows
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// so we have this code
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QByteArray MDIUtils::saveMDIGeometry(QWidget *widget)
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{
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QByteArray array;
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QDataStream stream(&array, QIODevice::WriteOnly);
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quint16 version = 1;
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stream << version
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<< widget->x()
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<< widget->y()
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<< widget->width()
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<< widget->height()
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<< widget->isMaximized()
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<< widget->isFullScreen();
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return array;
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}
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bool MDIUtils::restoreMDIGeometry(QWidget *widget, const QByteArray& geometry)
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{
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if (geometry.size() == 66)
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{
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// Older versions of SDRangel used save/restoreGeometry
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return widget->restoreGeometry(geometry);
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}
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else if (geometry.size() < 4)
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{
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qDebug() << "MDIUtils::restoreMDIGeometry: geometry is invalid";
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return false;
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}
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else
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{
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QDataStream stream(geometry);
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quint16 version = 0;
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stream >> version;
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if (version != 1)
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{
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qDebug() << "MDIUtils::restoreMDIGeometry: Unsupported version" << version;
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return false;
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}
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// Restore window position
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qint32 x, y, width, height;
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stream >> x >> y >> width >> height;
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widget->move(x, y);
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widget->resize(width, height);
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// Restore window state
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// After restoring the geometry for a number of MDI windows, if one was maximized
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// but not the last to have geometry restored for, we end up with the wrong
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// window being maximized, so we don't bother trying for now
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bool maximized, fullscreen;
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stream >> maximized >> fullscreen;
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/*if (fullscreen) {
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widget->showFullScreen();
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} else if (maximized) {
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widget->showMaximized();
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} else {
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widget->showNormal();
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}*/
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return true;
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}
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}
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