106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
/*
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* Copyright (C) 2005 by Aaron Seigo <aseigo@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 Library General Public License version 2 as
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* published by the Free Software Foundation
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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 Library General Public
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* License 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 PLASMA_APPLET_H
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#define PLASMA_APPLET_H
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#include <QWidget>
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#include <kconfig.h>
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#include <kservice.h>
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#include "plasma.h"
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#include "appletChain.h"
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namespace Plasma
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{
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class KDE_EXPORT Applet : public QWidget
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{
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Q_OBJECT
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public:
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typedef QList<Applet*> List;
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Applet(QWidget* parent,
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KService::Ptr appletDescription,
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const AppletChain::Ptr chain,
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int id);
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~Applet();
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/**
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* Returns the KConfig object to access the applets configuration.
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*
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* For unique applets this config object will write to a config file
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* named \<appletname\>rc in the user's local %KDE directory.
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*
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* For normal applets this config object will write to an instance
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* specific config file nameed \<appletname\>\<instanceid\>rc
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* in the user's local %KDE directory.
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**/
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KSharedConfig::Ptr globalAppletConfig() const;
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KSharedConfig::Ptr appletConfig() const;
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const AppletChain::Ptr chain() const;
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void setChain(const AppletChain::Ptr);
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/*
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* called when any of the geometry constraints have been updated
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* this is always called prior to painting and should be used as an
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* opportunity to layout the widget, calculate sizings, etc.
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* @property constraint
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*/
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virtual void constraintsUpdated();
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Q_SIGNALS:
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void requestFocus(bool focus);
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protected:
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QString globalName() const;
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QString instanceName() const;
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/**
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* Register widgets that can receive keyboard focus with this this method
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* This call results in an eventFilter being places on the widget.
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* @param widget the widget to watch for keyboard focus
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* @param watch whether to start watching the widget, or to stop doing so
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*/
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void watchForFocus(QWidget* widget, bool watch = true);
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/**
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* Call this whenever focus is needed or not needed. You do not have to
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* call this method for widgets that have been registered with
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* watchForFocus
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* @see watchForFocus
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* @param focus whether to or not to request focus
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*/
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void needsFocus(bool focus);
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bool eventFilter(QObject *o, QEvent *e);
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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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} // Plasma namespace
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#endif // multiple inclusion guard
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