2e695fa1ad
removed maxSizeHint() svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=800654
181 lines
5.1 KiB
C++
181 lines
5.1 KiB
C++
/*
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* Copyright 2007 Aaron Seigo <aseigo@kde.org>
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* Copyright 2007 Matt Broadstone <mbroadst@gmail.com>
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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 as
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* published by the Free Software Foundation; either version 2, 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 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 CORONA_H
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#define CORONA_H
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#include <QtGui/QGraphicsScene>
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#include <plasma/applet.h>
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#include <plasma/plasma.h>
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#include <plasma/plasma_export.h>
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namespace Plasma
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{
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class Containment;
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/**
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* @short A QGraphicsScene for Plasma::Applets
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*/
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class PLASMA_EXPORT Corona : public QGraphicsScene
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{
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Q_OBJECT
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//typedef QHash<QString, QList<Plasma::Applet*> > layouts;
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public:
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explicit Corona(QObject * parent = 0);
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~Corona();
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/**
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* The applets and Corona surface are changeable or not
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**/
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bool isImmutable() const;
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/**
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* Sets the mimetype of Drag/Drop items. Default is
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* text/x-plasmoidservicename
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*/
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void setAppletMimeType(const QString &mimetype);
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/**
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* The current mime type of Drag/Drop items.
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*/
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QString appletMimeType();
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/**
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* Loads the default (system wide) layout for this user
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**/
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virtual void loadDefaultSetup();
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/**
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* Clear the Corona from all applets.
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*/
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void clearContainments();
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/**
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* Returns the the config file used to store the configuration for this Corona
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*/
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KSharedConfig::Ptr config() const;
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public Q_SLOTS:
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/**
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* Load applet layout from a config file
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*
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* @param config the name of the config file to load from,
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* or the default config file if QString()
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*/
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void loadApplets(const QString &config = QString());
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/**
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* Save applets to file
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* @arg config the file to save to, or the default config file if QString()
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*/
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void saveApplets(const QString &config = QString()) const;
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/**
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* Called when there have been changes made to configuration that should be saved
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* to disk at the next convenient moment
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*/
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void scheduleConfigSync() const;
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/**
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* Adds a Containment to the Corona
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*
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* @param name the plugin name for the containment, as given by
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* KPluginInfo::pluginName(). If an empty string is passed in, the defalt
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* containment plugin will be used (usually DesktopContainment). If the
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* string literal "null" is passed in, then no plugin will be loaded and
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* a simple Containment object will be created instead.
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* @param args argument list to pass to the containment
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* @param id to assign to this containment, or 0 to auto-assign it a new id
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* @param geometry where to place the containment, or to auto-place it if an invalid
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* is provided
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*
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* @return a pointer to the containment on success, or 0 on failure
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*/
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Containment* addContainment(const QString& name, const QVariantList& args = QVariantList(),
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uint id = 0, bool delayInit = false);
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/**
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* Removes a given containment from the corona
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*/
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void destroyContainment(Containment *containment);
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/**
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* Returns the Containment, if any, for a given physical screen
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*
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* @param screen number of the physical screen to locate
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*/
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Containment* containmentForScreen(int screen) const;
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/**
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* Returns all containments on this Corona
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*/
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QList<Containment*> containments() const;
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/**
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* Sets if the applets are Immutable
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*/
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void setImmutable(bool immutable_);
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Q_SIGNALS:
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/**
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* This signal indicates that a application launch was triggered
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*/
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void launchActivated();
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/**
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* This signal indicates a new containment has been added to
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* the Corona
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*/
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void containmentAdded(Plasma::Containment *containment);
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/**
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* This signal indicates that a containment has been newly
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* associated (or dissociated) with a physical screen.
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*
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* @param wasScreen the screen it was associated with
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* @param isScreen the screen it is now associated with
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* @param containment the containment switching screens
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*/
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void screenOwnerChanged(int wasScreen, int isScreen, Plasma::Containment *containment);
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protected:
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void dragEnterEvent(QGraphicsSceneDragDropEvent* event);
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void dragLeaveEvent(QGraphicsSceneDragDropEvent* event);
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void dragMoveEvent(QGraphicsSceneDragDropEvent* event);
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protected Q_SLOTS:
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void containmentDestroyed(QObject*);
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void syncConfig();
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private:
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class Private;
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Private * const d;
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};
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} // namespace Plasma
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#endif
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