50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#ifndef APPLET_LAYOUT_H
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#define APPLET_LAYOUT_H
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#include <QLayout>
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#include <QSize>
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#include <plasma_export.h>
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class QLayoutItem;
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class QRect;
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namespace Plasma
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{
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/**
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* AppletLayout is our custom layouting engine
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* for applets. It reacts to state transition (removal,addition
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* of applets) by emitting corresponding signals which AppletCompositor
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* can intercept and respond with some nice animation/effect.
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*/
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class PLASMA_EXPORT AppletLayout : public QLayout
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{
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Q_OBJECT
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public:
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AppletLayout(QWidget *parent);
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~AppletLayout();
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virtual void addItem(QLayoutItem *item);
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virtual Qt::Orientations expandingDirections() const;
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virtual bool hasHeightForWidth() const;
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virtual int heightForWidth(int) const;
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virtual int count() const;
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virtual QLayoutItem *itemAt(int index) const;
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virtual QSize minimumSize() const;
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virtual void setGeometry(const QRect &rect);
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virtual QSize sizeHint() const;
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virtual QLayoutItem *takeAt(int index);
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Q_SIGNALS:
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void mergeTwoApplets();
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void splitTwoApplets();
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protected:
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int layoutApplets(const QRect &rect, bool computeHeightOnly) const;
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private:
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class Private;
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Private *d;
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};
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}
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#endif
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