framelesshelper/framelesshelper.h

104 lines
3.5 KiB
C++

/*
* MIT License
*
* Copyright (C) 2020 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.
*/
#pragma once
#include <QHash>
#include <QObject>
#include <QRect>
#include <QVector>
QT_BEGIN_NAMESPACE
QT_FORWARD_DECLARE_CLASS(QWindow)
QT_END_NAMESPACE
class FramelessHelper : public QObject {
Q_OBJECT
Q_DISABLE_COPY_MOVE(FramelessHelper)
Q_PROPERTY(int borderWidth READ borderWidth WRITE setBorderWidth NOTIFY
borderWidthChanged)
Q_PROPERTY(int borderHeight READ borderHeight WRITE setBorderHeight NOTIFY
borderHeightChanged)
Q_PROPERTY(int titlebarHeight READ titlebarHeight WRITE setTitlebarHeight
NOTIFY titlebarHeightChanged)
Q_PROPERTY(Areas ignoreAreas READ ignoreAreas WRITE setIgnoreAreas NOTIFY
ignoreAreasChanged)
Q_PROPERTY(Areas draggableAreas READ draggableAreas WRITE setDraggableAreas
NOTIFY draggableAreasChanged)
Q_PROPERTY(QVector<QObject *> framelessWindows READ framelessWindows WRITE
setFramelessWindows NOTIFY framelessWindowsChanged)
public:
using Areas = QHash<QObject *, QVector<QRect>>;
explicit FramelessHelper(QObject *parent = nullptr);
~FramelessHelper() override = default;
static void updateQtFrame(QWindow *window, int titlebarHeight);
int borderWidth() const;
void setBorderWidth(int val);
int borderHeight() const;
void setBorderHeight(int val);
int titlebarHeight() const;
void setTitlebarHeight(int val);
Areas ignoreAreas() const;
void setIgnoreAreas(const Areas &val);
Areas draggableAreas() const;
void setDraggableAreas(const Areas &val);
QVector<QObject *> framelessWindows() const;
void setFramelessWindows(const QVector<QObject *> &val);
protected:
#ifndef Q_OS_WINDOWS
bool eventFilter(QObject *object, QEvent *event) override;
#endif
private:
QWindow *getWindowHandle(QObject *val);
#ifdef Q_OS_WINDOWS
void *getWindowRawHandle(QObject *object);
#endif
void updateQtFrame_internal(int val);
Q_SIGNALS:
void borderWidthChanged(int);
void borderHeightChanged(int);
void titlebarHeightChanged(int);
void ignoreAreasChanged(const Areas &);
void draggableAreasChanged(const Areas &);
void framelessWindowsChanged(const QVector<QObject *> &);
private:
int m_borderWidth = -1, m_borderHeight = -1, m_titlebarHeight = -1;
Areas m_ignoreAreas, m_draggableAreas;
QVector<QObject *> m_framelessWindows;
};