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