Files
KDDockWidgets/src/private/WidgetResizeHandler_p.h
Sergio Martins 4635405fb5 Allow WidgetResizeHandler to act on global event filter
Needed for widgets which are not top-levels
2020-12-17 19:47:19 +00:00

77 lines
2.1 KiB
C++

/*
This file is part of KDDockWidgets.
SPDX-FileCopyrightText: 2019-2020 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Sérgio Martins <sergio.martins@kdab.com>
SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#ifndef KD_WIDGET_RESIZE_HANDLER_P_H
#define KD_WIDGET_RESIZE_HANDLER_P_H
#include "QWidgetAdapter.h"
#include "Qt5Qt6Compat_p.h"
#include <QPoint>
#include <QDebug>
QT_BEGIN_NAMESPACE
class QMouseEvent;
QT_END_NAMESPACE
namespace KDDockWidgets {
class FloatingWindow;
class WidgetResizeHandler : public QObject
{
Q_OBJECT
public:
enum CursorPosition {
CursorPosition_Undefined = 0,
CursorPosition_Left = 1,
CursorPosition_Right = 2,
CursorPosition_Top = 4,
CursorPosition_Bottom = 8,
CursorPosition_TopLeft = CursorPosition_Top | CursorPosition_Left,
CursorPosition_TopRight = CursorPosition_Top | CursorPosition_Right,
CursorPosition_BottomRight = CursorPosition_Bottom | CursorPosition_Right,
CursorPosition_BottomLeft = CursorPosition_Bottom | CursorPosition_Left
};
/**
* @brief CTOR
* @param target The target widget that will be resized. Also acts as parent QObject.
*/
explicit WidgetResizeHandler(bool filterIsGlobal, QWidgetOrQuick *target);
~WidgetResizeHandler() override;
#ifdef Q_OS_WIN
static bool handleWindowsNativeEvent(FloatingWindow *w, const QByteArray &eventType, void *message, Qt5Qt6Compat::qintptr *result);
#endif
static bool s_disableAllHandlers;
protected:
bool eventFilter(QObject *o, QEvent *e) override;
private:
void setTarget(QWidgetOrQuick *w);
bool mouseMoveEvent(QMouseEvent *e);
void updateCursor(CursorPosition m);
void setMouseCursor(Qt::CursorShape cursor);
void restoreMouseCursor();
CursorPosition cursorPosition(QPoint) const;
QWidgetOrQuick *mTarget = nullptr;
CursorPosition mCursorPos = CursorPosition_Undefined;
QPoint mNewPosition;
bool mResizeWidget = false;
const bool mFilterIsGlobal;
};
}
#endif