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Diffstat (limited to 'kutils/kpluginselector_p.h')
| -rw-r--r-- | kutils/kpluginselector_p.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/kutils/kpluginselector_p.h b/kutils/kpluginselector_p.h new file mode 100644 index 000000000..c9b968c0f --- /dev/null +++ b/kutils/kpluginselector_p.h @@ -0,0 +1,188 @@ +/* This file is part of the KDE project + Copyright (C) 2003 Matthias Kretz <kretz@kde.org> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License version 2 as published by the Free Software Foundation. + + 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. + +*/ + +#ifndef KPLUGINSELECTOR_P_H +#define KPLUGINSELECTOR_P_H + +#include <qwidget.h> + +#include <kdelibs_export.h> + +class KConfigGroup; +class QListViewItem; +class KPluginInfo; +class KCModuleInfo; + +/** + * This is a widget to configure what Plugins should be loaded. This widget is + * used by KPluginSelector and has no direct use. + * + * @internal + * @see KPluginSelector + * + * @author Matthias Kretz <kretz@kde.org> + * @since 3.2 + */ +class KPluginSelectionWidget : public QWidget +{ + Q_OBJECT + public: + /** + * Create a new Plugin Selector widget. + * + * @param plugininfos A list of KPluginInfo objects containing the + * necessary information for the plugins you want to + * add the selector's list. + * @param kps A KPluginSelector object. + * @param parent The parent widget. + * @param catname The translated name of the category. + * @param category The unstranslated category key name. + * @param config Set the KConfigGroup object that holds the + * state of the plugins being enabled or not. + * @param name The name of the widget (passed to QWidget) + * + * @internal + */ + KPluginSelectionWidget( const QValueList<KPluginInfo*> & plugininfos, + KPluginSelector * kps, QWidget * parent, const QString & catname, + const QString & category, KConfigGroup * config = 0, + const char * name = 0 ); + + virtual ~KPluginSelectionWidget(); + + + /** + * Returns the translated category name + * + * @internal + */ + QString catName() const; + + /** + * Tell the KPluginInfo objects to load their state (enabled/disabled). + */ + virtual void load(); + + /** + * It tells the KPluginInfo objects to save their current state + * (enabled/disabled). + */ + virtual void save(); + + /** + * @return whether the plugin is enabled in the ListView or not. + */ + bool pluginChecked( const QString & pluginName ) const; + + signals: + /** + * Emits true when at least one embedded KCM is changed, or the plugin + * selection was changed. + * Emits false when the configuration is back to what it was. + */ + void changed( bool ); + + /** + * Emitted after the config of an embedded KCM has been saved. The + * argument is the name of the parent component that needs to reload + * its config + */ + void configCommitted( const QCString & instanceName ); + + protected: + /** + * Reimplement in your subclass if you have special needs: The standard + * implementation looks at the KPluginInfo objects to find the + * needed information. But if, for some reason, your program doesn't + * work with that here's your chance to get it working. + * + * @return Whether the plugin is loaded. + */ + virtual bool pluginIsLoaded( const QString & pluginName ) const; + + private slots: + /** + * Called when a QCheckListItem is checked or unchecked. It calls + * checkDependencies on the Plugin and then updateConfigPage. + * + * @internal + */ + void executed( QListViewItem * ); + + /** + * Called whenever the visible config page should change (plugin + * selection changed, plugin checked changed) + * + * First it checks for a widget for the plugin - if there is one, great: + * show it. + * If there is none, check whether there should be one and try to load + * the KCM. If there are more than one KCM create a TabWidget and put + * all of them inside, else just use the "bare" KCM. If there is no KCM + * us the infoPage( NoKCM ). If there should be one but it can't be + * loaded us the infoPage( LoadError ). + * Depending on whether the currently selected Plugin is checked or not + * disable or enable the "page" (which is the TabWidget or the KCM). + * + * @internal + */ + void updateConfigPage( KPluginInfo * plugininfo, bool checked ); + void updateConfigPage(); + + /** + * Whenever an embedded KCM emits the changed signal we count the number + * of changed KCMs. If it becomes one we emit changed( true ), if it + * becomes zero we emit changed( false ). + * + * @internal + */ + void clientChanged( bool ); + + /** + * Called whenever the tabWidget changes. It checks whether this + * KPluginSelectionWidget is shown and sets the currentplugininfo + * accordingly. + */ + void tabWidgetChanged( QWidget * ); + + private: + /** + * Load a KCM from a KCModuleInfo. If successfull connect changed + * signal and return the module. If not, create a label showing "Error", + * show the loaderError and return the label. + * + * @internal + */ + QWidget * insertKCM( QWidget * parent, const KCModuleInfo & ); + + /** + * Embed the KCMs for the plugin into the widgetstack + * + * @internal + */ + void embeddPluginKCMs( KPluginInfo *, bool ); + + void init( const QValueList<KPluginInfo*> & plugininfos, const QString & ); + void checkDependencies( const KPluginInfo * ); + + struct KPluginSelectionWidgetPrivate; + KPluginSelectionWidgetPrivate * d; +}; + +// vim: sw=4 sts=4 et +#endif // KPLUGINSELECTOR_P_H |