framelesshelper/framelesshelper.cpp

103 lines
2.6 KiB
C++

/*
* MIT License
*
* Copyright (C) 2021 by wangwenx190 (Yuhang Zhao)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "framelesshelper.h"
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
#include <QtCore/qdebug.h>
#include <QtGui/qevent.h>
#include <QtGui/qwindow.h>
#include "framelesswindowsmanager.h"
#include "utilities.h"
FRAMELESSHELPER_BEGIN_NAMESPACE
FramelessHelper::FramelessHelper(QWindow *window)
: QObject(window)
, m_window(window)
{
Q_ASSERT(window != nullptr && window->isTopLevel());
}
/*!
Setup the window, make it frameless.
*/
void FramelessHelper::install()
{
QRect origRect = m_window->geometry();
resizeWindow(origRect.size());
}
/*!
Restore the window to its original state
*/
void FramelessHelper::uninstall()
{
resizeWindow(QSize());
}
/*!
Resize non-client area
*/
void FramelessHelper::resizeWindow(const QSize& windowSize)
{
if (windowSize == this->windowSize())
return;
setWindowSize(windowSize);
}
QRect FramelessHelper::titleBarRect()
{
return QRect(0, 0, windowSize().width(), titleBarHeight());
}
QRect FramelessHelper::clientRect()
{
QRect rect(0, 0, windowSize().width(), windowSize().height());
rect = rect.adjusted(
resizeBorderThickness(), titleBarHeight(),
-resizeBorderThickness(), -resizeBorderThickness()
);
return rect;
}
QRegion FramelessHelper::nonClientRegion()
{
QRegion region(QRect(QPoint(0, 0), windowSize()));
region -= clientRect();
return region;
}
bool FramelessHelper::eventFilter(QObject *object, QEvent *event)
{
}
FRAMELESSHELPER_END_NAMESPACE
#endif