116 lines
4.2 KiB
C++
116 lines
4.2 KiB
C++
/***************************************************************************
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* Copyright (C) 2008 by Montel Laurent <montel@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA *
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***************************************************************************/
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#ifndef POPUPAPPLET_H
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#define POPUPAPPLET_H
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#include <plasma/applet.h>
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#include <plasma/plasma_export.h>
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class QGraphicsProxyWidget;
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class QGraphicsLinearLayout;
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namespace Plasma
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{
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class Dialog;
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class Icon;
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class PopupAppletPrivate;
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/**
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* Allows applets to automatically 'collapse' into an icon when put in an panel, and is a convenient
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* base class for any applet that wishes to use extenders.
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* Applets that subclass this class should implement either widget() or graphicsWidget() to return a
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* widget that will be displayed in the applet if the applet is in a Planar or MediaCenter form
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* factor. If the applet is put in a panel, an icon will be displayed instead, which shows the
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* widget in a popup when clicked.
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* If you use this class as a base class for your extender using applet, you should implement
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* graphicsWidget() to return extender(), and connect the extenders geometryChanged() signal to the
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* widgetGeometryChanged() slot.
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*/
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class PLASMA_EXPORT PopupApplet : public Plasma::Applet
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{
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Q_OBJECT
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public:
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PopupApplet(QObject *parent, const QVariantList &args);
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~PopupApplet();
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/**
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* @arg icon the icon that has to be displayed when the applet is in a panel.
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*/
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void setIcon(const QIcon &icon);
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/**
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* @arg icon the icon that has to be displayed when the applet is in a panel.
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*/
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void setIcon(const QString &iconName);
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/**
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* @return the icon that is displayed when the applet is in a panel.
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*/
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QIcon icon() const;
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/**
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* Implement either this function or graphicsWidget.
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* @return the widget that will get shown in either a layout in the applet, or in a Dialog,
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* depending on the form factor of the applet.
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*/
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virtual QWidget *widget();
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/**
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* Implement either this function or widget.
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* @return the widget that will get shown in either a layout in the applet, or in a Dialog,
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* depending on the form factor of the applet.
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*/
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virtual QGraphicsWidget *graphicsWidget();
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/**
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* Shows the dialog showing the widget if the applet is in a panel.
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* @arg displayTime the time in ms that the popup should be displayed, defaults to 0 which means
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* always (until the user closes it again, that is).
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*/
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void showPopup(uint displayTime = 0);
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public Q_SLOTS:
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/**
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* Hides the popup.
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*/
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void hidePopup();
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/**
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* Notify PopupApplet that the geometry of the graphicsWidget has changed. When you use an
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* extender you'll want to connect the extender's geometryChanged() signal to this slot.
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*/
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void widgetGeometryChanged();
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protected:
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void constraintsEvent(Plasma::Constraints constraints);
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private:
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Q_PRIVATE_SLOT(d, void togglePopup())
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Q_PRIVATE_SLOT(d, void hideTimedPopup())
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PopupAppletPrivate * const d;
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};
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} // Plasma namespace
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#endif /* POPUPAPPLET_H */
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