/* * Copyright 2008 by Rob Scheepmaker <r.scheepmaker@student.utwente.nl> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301 USA */ #ifndef LIBS_PLASMA_EXTENDER_P_H #define LIBS_PLASMA_EXTENDER_P_H #include <QString> #include <QList> #include <QPointF> #include "plasma/extenders/extender.h" class QGraphicsGridLayout; class QGraphicsLinearLayout; class QGraphicsWidget; namespace Plasma { class Applet; class Extender; class ExtenderGroup; class ExtenderItem; class Label; class ScrollWidget; class Svg; class Spacer : public QGraphicsWidget { public: Spacer(QGraphicsItem *parent); ~Spacer(); void setMargins(qreal left, qreal top, qreal right, qreal bottom); protected: void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget * widget = 0); private: qreal m_left; qreal m_top; qreal m_right; qreal m_bottom; }; class ExtenderPrivate { public: ExtenderPrivate(Applet *applet, Extender *q); ~ExtenderPrivate(); void addExtenderItem(ExtenderItem *item, const QPointF &pos = QPointF(-1, -1)); void extenderItemDestroyed(Plasma::ExtenderItem *item); void viewportGeometryChanged(const QRectF &rect); void removeExtenderItem(ExtenderItem *item); int insertIndexFromPos(const QPointF &pos) const; void loadExtenderItems(); void updateBorders(); void delayItemAddedEvent(); void updateEmptyExtenderLabel(); void adjustMinimumSize(); void setPositionFromDragPosition(const QPointF &pos); ExtenderGroup *findGroup(const QString &name) const; void setDisabledBordersHint(const FrameSvg::EnabledBorders borders); void adjustSize(); Extender *q; QWeakPointer<Applet> applet; ScrollWidget *scrollWidget; QGraphicsWidget *mainWidget; QGraphicsLinearLayout *layout; FrameSvg *background; FrameSvg::EnabledBorders disabledBordersHint; int currentSpacerIndex; Spacer *spacerWidget; QString emptyExtenderMessage; Label *emptyExtenderLabel; QList<ExtenderItem*> attachedExtenderItems; Extender::Appearance appearance; static QGraphicsGridLayout *s_popupLayout; bool destroying; bool scrollbarVisible; QHash<ExtenderItem *, QPointF> pendingItems; }; } // namespace Plasma #endif // LIBS_PLASMA_EXTENDER_P_H