/* * Copyright 2007 by Kevin Ottens * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Library General Public License as * published by the Free Software Foundation; either version 2, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details * * You should have received a copy of the GNU Library General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef PLASMA_APPLETHANDLE_P_H #define PLASMA_APPLETHANDLE_P_H #include #include #include #include "animator.h" #include "svg.h" namespace Plasma { class Applet; class Containment; class View; class AppletHandle : public QObject, public QGraphicsItem { Q_OBJECT public: enum FadeType { FadeIn, FadeOut }; enum ButtonType { NoButton, MoveButton, RotateButton, ConfigureButton, RemoveButton, ResizeButton }; AppletHandle(Containment *parent, Applet *applet); virtual ~AppletHandle(); Applet *applet() const; QRectF boundingRect() const; void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); void startFading(FadeType anim); protected: void mousePressEvent(QGraphicsSceneMouseEvent *event); void mouseReleaseEvent(QGraphicsSceneMouseEvent *event); void mouseMoveEvent(QGraphicsSceneMouseEvent *event); void hoverEnterEvent(QGraphicsSceneHoverEvent *event); void hoverLeaveEvent(QGraphicsSceneHoverEvent *event); QVariant itemChange(GraphicsItemChange change, const QVariant &value); bool sceneEventFilter(QGraphicsItem *watched, QEvent *event); Q_SIGNALS: void disappearDone(AppletHandle *self); private Q_SLOTS: void fadeAnimation(qreal progress); void appletDestroyed(); void appletResized(); void fadeIn(); private: static const int HANDLE_WIDTH = 5; static const int ICON_SIZE = 16; static const int ICON_MARGIN = 8; void calculateSize(); ButtonType mapToButton(const QPointF &point) const; void forceDisappear(); /** * move our applet to another containment * @param containment the containment to move to * @param pos the (scene-relative) position to place it at */ void switchContainment(Containment *containment, const QPointF &pos); bool goTopLevel(const QPoint & pos); QRectF m_rect; ButtonType m_pressedButton; Containment *m_containment; Applet *m_applet; qreal m_opacity; FadeType m_anim; int m_animId; qreal m_angle; qreal m_tempAngle; qreal m_scaleWidth; qreal m_scaleHeight; QColor m_gradientColor; QTimer *m_hoverTimer; bool m_buttonsOnRight; bool m_pendingFade; View *m_topview; QPoint m_mousePos; //the position of the mousecursor relative to the //applets position. QPointF m_pos; }; } #endif // multiple inclusion guard