plugins/Cursor/MousePointer.h · unity8

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unity8/plugins/Cursor/MousePointer.h

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1/*

3 *

4 * This program is free software: you can redistribute it and/or modify it under

5 * the terms of the GNU Lesser General Public License version 3, as published by

6 * the Free Software Foundation.

7 *

8 * This program is distributed in the hope that it will be useful, but WITHOUT

9 * ANY WARRANTY; without even the implied warranties of MERCHANTABILITY,

10 * SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

11 * Lesser General Public License for more details.

12 *

13 * You should have received a copy of the GNU Lesser General Public License

14 * along with this program. If not, see <http://www.gnu.org/licenses/>.

15 */

17#ifndef MOUSEPOINTER_H

18#define MOUSEPOINTER_H

20// Qt

21#include <QPointer>

22#include <QWindow>

23#include <QScreen>

25// Unity API

26#include <unity/shell/application/MirMousePointerInterface.h>

28class MousePointer : public MirMousePointerInterface {

29 Q_OBJECT

30 Q_PROPERTY(QQuickItem* confiningItem READ confiningItem WRITE setConfiningItem NOTIFY confiningItemChanged)

31 Q_PROPERTY(int topBoundaryOffset READ topBoundaryOffset WRITE setTopBoundaryOffset NOTIFY topBoundaryOffsetChanged)

32public:

33 MousePointer(QQuickItem *parent = nullptr);

34 ~MousePointer();

36 void setCursorName(const QString &qtCursorName) override;

37 QString cursorName() const override { return m_cursorName; }

39 void setThemeName(const QString &themeName) override;

40 QString themeName() const override { return m_themeName; }

42 void setCustomCursor(const QCursor &) override;

44 QQuickItem* confiningItem() const;

45 void setConfiningItem(QQuickItem*);

47 int topBoundaryOffset() const;

48 void setTopBoundaryOffset(int topBoundaryOffset);

50 QScreen* screen() const { return m_registeredScreen; }

52public Q_SLOTS:

53 void handleMouseEvent(ulong timestamp, QPointF movement, Qt::MouseButtons buttons,

54 Qt::KeyboardModifiers modifiers) override;

55 void handleWheelEvent(ulong timestamp, QPoint angleDelta, Qt::KeyboardModifiers modifiers) override;

57Q_SIGNALS:

58 void pushedLeftBoundary(qreal amount, Qt::MouseButtons buttons);

59 void pushedRightBoundary(qreal amount, Qt::MouseButtons buttons);

60 void pushedTopBoundary(qreal amount, Qt::MouseButtons buttons);

61 void pushedTopLeftCorner(qreal amount, Qt::MouseButtons buttons);

62 void pushedTopRightCorner(qreal amount, Qt::MouseButtons buttons);

63 void pushedBottomLeftCorner(qreal amount, Qt::MouseButtons buttons);

64 void pushedBottomRightCorner(qreal amount, Qt::MouseButtons buttons);

65 void pushStopped();

66 void mouseMoved();

67 void confiningItemChanged();

69 void topBoundaryOffsetChanged(int topBoundaryOffset);

71protected:

72 void itemChange(ItemChange change, const ItemChangeData &value) override;

74private Q_SLOTS:

75 void registerScreen(QScreen *screen);

77private:

78 void registerWindow(QWindow *window);

79 void applyItemConfinement(qreal &newX, qreal &newY);

81 QPointer<QWindow> m_registeredWindow;

82 QPointer<QScreen> m_registeredScreen;

83 QString m_cursorName;

84 QString m_themeName;

86 // Accumulated, unapplied, mouse movement.

87 QPointF m_accumulatedMovement;

89 QPointer<QQuickItem> m_confiningItem;

91 int m_topBoundaryOffset{0};

92 bool m_pushing{false};

93};

95#endif // MOUSEPOINTER_H