68 lines
1.5 KiB
C++
68 lines
1.5 KiB
C++
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#ifndef FRAMELESS_H
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#define FRAMELESS_H
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#pragma once
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#include <QtWidgets/QWidget>
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#include <QtWidgets/QRubberBand>
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#include <QtCore/QObject>
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#include <QtCore/QEvent>
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#include <QtCore/QRect>
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#include <QtCore/QPoint>
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#include <QtCore/Qt>
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#include <QtGui/QHoverEvent>
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#include <QtGui/QMouseEvent>
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class FrameLess : public QObject {
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Q_OBJECT
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public:
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enum Edge {
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None = 0x0,
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Left = 0x1,
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Top = 0x2,
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Right = 0x4,
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Bottom = 0x8,
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TopLeft = 0x10,
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TopRight = 0x20,
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BottomLeft = 0x40,
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BottomRight = 0x80,
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};
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Q_ENUM(Edge);
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Q_DECLARE_FLAGS(Edges, Edge);
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FrameLess(QWidget *target);
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void setBorderWidth(int w) {
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_borderWidth = w;
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}
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int borderWidth() const {
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return _borderWidth;
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}
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protected:
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bool eventFilter(QObject *o, QEvent *e) override;
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void mouseHover(QHoverEvent*);
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void mouseLeave(QEvent*);
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void mousePress(QMouseEvent*);
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void mouseRealese(QMouseEvent*);
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void mouseMove(QMouseEvent*);
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void updateCursorShape(const QPoint &);
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void calculateCursorPosition(const QPoint &, const QRect &, Edges &);
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private:
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QWidget *_target = nullptr;
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QRubberBand *_rubberband = nullptr;
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bool _cursorchanged;
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bool _leftButtonPressed;
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Edges _mousePress = Edge::None;
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Edges _mouseMove = Edge::None;
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int _borderWidth;
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QPoint _dragPos;
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bool _dragStart = false;
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};
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Q_DECLARE_OPERATORS_FOR_FLAGS(FrameLess::Edges);
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#endif // FRAMELESS_H
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