kdecore Library: kaccelbase.h Source File (kdecore Library)

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# kaccelbase.h

    00001 /* This file is part of the KDE libraries
    00002     Copyright (C) 2001 Ellis Whitehead <ellis@kde.org>
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public License
    00015     along with this library; see the file COPYING.LIB.  If not, write to
    00016     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00017     Boston, MA 02111-1307, USA.
    00018 */
    00019
    00020 #ifndef _KACCELBASE_H
    00021 #define _KACCELBASE_H
    00022
    00023 #include <qmap.h>
    00024 #include <qptrvector.h>
    00025 #include <qstring.h>
    00026 #include <qvaluevector.h>
    00027 #include <qvaluelist.h>
    00028
    00029 #include "kaccelaction.h"
    00030 #include "kkeyserver.h"
    00031
    00032 class QPopupMenu;
    00033 class QWidget;
    00034
    00035 //----------------------------------------------------
    00036
    00121 class KDECORE_EXPORT KAccelBase
    00122 {
    00123  public:
    00124     enum Init { QT_KEYS = 0x00, NATIVE_KEYS = 0x01 };
    00125     enum Signal { KEYCODE_CHANGED };
    00126
    00127     KAccelBase( int fInitCode );
    00128     virtual ~KAccelBase();
    00129
    00130     uint actionCount() const;
    00131     KAccelActions& actions();
    00132     bool isEnabled() const;
    00133
    00134     KAccelAction* actionPtr( const QString& sAction );
    00135     const KAccelAction* actionPtr( const QString& sAction ) const;
    00136     KAccelAction* actionPtr( const KKey& key );
    00137     KAccelAction* actionPtr( const KKeyServer::Key& key );
    00138
    00139     const QString& configGroup() const { return m_sConfigGroup; }
    00140     void setConfigGroup( const QString& group );
    00141     void setConfigGlobal( bool global );
    00142     virtual void setEnabled( bool bEnabled ) = 0;
    00143     bool getAutoUpdate() { return m_bAutoUpdate; }
    00144     // return value of AutoUpdate flag before this call.
    00145     bool setAutoUpdate( bool bAuto );
    00146
    00147 // Procedures for manipulating Actions.
    00148     //void clearActions();
    00149
    00150     KAccelAction* insert( const QString& sName, const QString& sDesc );
    00151     KAccelAction* insert(
    00152                      const QString& sAction, const QString& sDesc, const QString& sHelp,
    00153                      const KShortcut& rgCutDefaults3, const KShortcut& rgCutDefaults4,
    00154                      const QObject* pObjSlot, const char* psMethodSlot,
    00155              bool bConfigurable = true, bool bEnabled = true );
    00156     bool remove( const QString& sAction );
    00157     bool setActionSlot( const QString& sAction, const QObject* pObjSlot, const char* psMethodSlot );
    00158
    00159     bool updateConnections();
    00160
    00161     bool setShortcut( const QString& sAction, const KShortcut& cut );
    00162
    00163 // Modify individual Action sub-items
    00164     bool setActionEnabled( const QString& sAction, bool bEnable );
    00165
    00174     void readSettings( KConfigBase* pConfig = 0 );
    00175
    00181     void writeSettings( KConfigBase* pConfig = 0 ) const;
    00182
    00183     QPopupMenu* createPopupMenu( QWidget* pParent, const KKeySequence& );
    00184
    00185  // Protected methods
    00186  protected:
    00187     void slotRemoveAction( KAccelAction* );
    00188
    00189     struct X;
    00190     void createKeyList( QValueVector<struct X>& rgKeys );
    00191     bool insertConnection( KAccelAction* );
    00192     bool removeConnection( KAccelAction* );
    00193
    00194     virtual bool emitSignal( Signal ) = 0;
    00195     virtual bool connectKey( KAccelAction&, const KKeyServer::Key& ) = 0;
    00196     virtual bool connectKey( const KKeyServer::Key& ) = 0;
    00197     virtual bool disconnectKey( KAccelAction&, const KKeyServer::Key& ) = 0;
    00198     virtual bool disconnectKey( const KKeyServer::Key& ) = 0;
    00199
    00200  protected:
    00201     struct ActionInfo
    00202     {
    00203         KAccelAction* pAction;
    00204         uint iSeq, iVariation;
    00205         //ActionInfo* pInfoNext; // nil if only one action uses this key.
    00206
    00207         ActionInfo() { pAction = 0; iSeq = 0xffff; iVariation = 0xffff; }
    00208         ActionInfo( KAccelAction* _pAction, uint _iSeq, uint _iVariation )
    00209             { pAction = _pAction; iSeq = _iSeq; iVariation = _iVariation; }
    00210     };
    00211     typedef QMap<KKeyServer::Key, ActionInfo> KKeyToActionMap;
    00212
    00213     KAccelActions m_rgActions;
    00214     KKeyToActionMap m_mapKeyToAction;
    00215     QValueList<KAccelAction*> m_rgActionsNonUnique;
    00216     bool m_bNativeKeys; // Use native key codes instead of Qt codes
    00217     bool m_bEnabled;
    00218     bool m_bConfigIsGlobal;
    00219     QString m_sConfigGroup;
    00220     bool m_bAutoUpdate;
    00221     KAccelAction* mtemp_pActionRemoving;
    00222
    00223  private:
    00224     KAccelBase& operator =( const KAccelBase& );
    00225
    00226     friend class KAccelActions;
    00227 };
    00228
    00229 #endif // _KACCELBASE_H

This file is part of the documentation for kdecore Library Version 3.4.1.
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