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tdelibs/tdecore/kaccelaction.cpp

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/*
Copyright (C) 1998 Mark Donohoe <donohoe@kde.org>
Copyright (C) 1997-2000 Nicolas Hadacek <hadacek@kde.org>
Copyright (C) 1998 Matthias Ettrich <ettrich@kde.org>
Copyright (c) 2001,2002 Ellis Whitehead <ellis@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 as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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.
*/
#include "kaccelaction.h"
#include "kaccelbase.h" // for KAccelBase::slotRemoveAction() & emitSignal()
#include <tqkeycode.h>
#include <tdeconfig.h>
#include "kckey.h"
#include <kdebug.h>
#include <kglobal.h>
#include <kkeynative.h>
#include <klocale.h>
#include <kshortcutlist.h>
//---------------------------------------------------------------------
// KAccelAction
//---------------------------------------------------------------------
class KAccelActionPrivate
{
public:
uint m_nConnections;
};
KAccelAction::KAccelAction()
{
//kdDebug(125) << "KAccelAction(): this = " << this << endl;
d = new KAccelActionPrivate;
m_pObjSlot = 0;
m_psMethodSlot = 0;
m_bConfigurable = true;
m_bEnabled = true;
m_nIDAccel = 0;
d->m_nConnections = 0;
}
KAccelAction::KAccelAction( const KAccelAction& action )
{
//kdDebug(125) << "KAccelAction( copy from \"" << action.m_sName << "\" ): this = " << this << endl;
d = new KAccelActionPrivate;
*this = action;
}
KAccelAction::KAccelAction( const TQString& sName, const TQString& sLabel, const TQString& sWhatsThis,
const KShortcut& cutDef3, const KShortcut& cutDef4,
const TQObject* pObjSlot, const char* psMethodSlot,
bool bConfigurable, bool bEnabled )
{
//kdDebug(125) << "KAccelAction( \"" << sName << "\" ): this = " << this << endl;
d = new KAccelActionPrivate;
init( sName, sLabel, sWhatsThis,
cutDef3, cutDef4,
pObjSlot, psMethodSlot,
bConfigurable, bEnabled );
}
KAccelAction::~KAccelAction()
{
//kdDebug(125) << "\t\t\tKAccelAction::~KAccelAction( \"" << m_sName << "\" ): this = " << this << endl;
delete d;
}
void KAccelAction::clear()
{
m_cut.clear();
m_pObjSlot = 0;
m_psMethodSlot = 0;
m_bConfigurable = true;
m_bEnabled = true;
m_nIDAccel = 0;
d->m_nConnections = 0;
}
bool KAccelAction::init( const TQString& sName, const TQString& sLabel, const TQString& sWhatsThis,
const KShortcut& rgCutDefaults3, const KShortcut& rgCutDefaults4,
const TQObject* pObjSlot, const char* psMethodSlot,
bool bConfigurable, bool bEnabled )
{
m_sName = sName;
m_sLabel = sLabel;
m_sWhatsThis = sWhatsThis;
m_cutDefault3 = rgCutDefaults3;
m_cutDefault4 = rgCutDefaults4;
m_pObjSlot = pObjSlot;
m_psMethodSlot = psMethodSlot;
m_bConfigurable = bConfigurable;
m_bEnabled = bEnabled;
m_nIDAccel = 0;
m_cut = shortcutDefault();
d->m_nConnections = 0;
if( !m_bEnabled )
kdDebug(125) << "KAccelAction::init( \"" << sName << "\" ): created with enabled = false" << endl;
return true;
}
KAccelAction& KAccelAction::operator =( const KAccelAction& action )
{
m_sName = action.m_sName;
m_sLabel = action.m_sLabel;
m_sWhatsThis = action.m_sWhatsThis;
m_cutDefault3 = action.m_cutDefault3;
m_cutDefault4 = action.m_cutDefault4;
m_pObjSlot = action.m_pObjSlot;
m_psMethodSlot = action.m_psMethodSlot;
m_bConfigurable = action.m_bConfigurable;
m_bEnabled = action.m_bEnabled;
m_nIDAccel = action.m_nIDAccel;
m_cut = action.m_cut;
d->m_nConnections = action.d->m_nConnections;
return *this;
}
void KAccelAction::setName( const TQString& s )
{ m_sName = s; }
void KAccelAction::setLabel( const TQString& s )
{ m_sLabel = s; }
void KAccelAction::setWhatsThis( const TQString& s )
{ m_sWhatsThis = s; }
bool KAccelAction::setShortcut( const KShortcut& cut )
{
m_cut = cut;
return true;
}
void KAccelAction::setSlot( const TQObject* pObjSlot, const char* psMethodSlot )
{
m_pObjSlot = pObjSlot;
m_psMethodSlot = psMethodSlot;
}
void KAccelAction::setConfigurable( bool b )
{ m_bConfigurable = b; }
void KAccelAction::setEnabled( bool b )
{ m_bEnabled = b; }
TQString KAccelAction::toString() const
{ return m_cut.toString(); }
TQString KAccelAction::toStringInternal() const
{ return m_cut.toStringInternal( &shortcutDefault() ); }
bool KAccelAction::setKeySequence( uint i, const KKeySequence& seq )
{
if( i < m_cut.count() ) {
m_cut.setSeq( i, seq );
return true;
} else if( i == m_cut.count() )
return m_cut.append( seq );
return false;
}
void KAccelAction::clearShortcut()
{
m_cut.clear();
}
bool KAccelAction::contains( const KKeySequence& seq )
{
return m_cut.contains( seq );
for( uint i = 0; i < m_cut.count(); i++ ) {
if( m_cut.seq(i) == seq )
return true;
}
return false;
}
const KShortcut& KAccelAction::shortcutDefault() const
{ return (useFourModifierKeys()) ? m_cutDefault4 : m_cutDefault3; }
bool KAccelAction::isConnected() const
{ return d->m_nConnections; }
void KAccelAction::incConnections()
{ d->m_nConnections++; }
void KAccelAction::decConnections()
{ if( d->m_nConnections > 0 ) d->m_nConnections--; }
// Indicate whether to default to the 3- or 4- modifier keyboard schemes
int KAccelAction::g_bUseFourModifierKeys = -1;
bool KAccelAction::useFourModifierKeys()
{
if( KAccelAction::g_bUseFourModifierKeys == -1 ) {
// Read in whether to use 4 modifier keys
TDEConfigGroupSaver cgs( TDEGlobal::config(), "Keyboard" );
bool b = TDEGlobal::config()->readBoolEntry( "Use Four Modifier Keys", false );
KAccelAction::g_bUseFourModifierKeys = b && KKeyNative::keyboardHasWinKey();
}
return KAccelAction::g_bUseFourModifierKeys == 1;
}
void KAccelAction::useFourModifierKeys( bool b )
{
if( KAccelAction::g_bUseFourModifierKeys != (int)b ) {
KAccelAction::g_bUseFourModifierKeys = b && KKeyNative::keyboardHasWinKey();
// If we're 'turning off' the meta key or, if we're turning it on,
// the keyboard must actually have a meta key.
if( b && !KKeyNative::keyboardHasWinKey() )
kdDebug(125) << "Tried to use four modifier keys on a keyboard layout without a Meta key.\n";
}
TDEConfigGroupSaver cgs( TDEGlobal::config(), "Keyboard" );
TDEGlobal::config()->writeEntry( "Use Four Modifier Keys", KAccelAction::g_bUseFourModifierKeys, true, true);
kdDebug(125) << "bUseFourModifierKeys = " << KAccelAction::g_bUseFourModifierKeys << endl;
}
//---------------------------------------------------------------------
// KAccelActions
//---------------------------------------------------------------------
class KAccelActionsPrivate
{
public:
};
KAccelActions::KAccelActions()
{
kdDebug(125) << "KAccelActions(): this = " << this << endl;
initPrivate( 0 );
}
KAccelActions::KAccelActions( const KAccelActions& actions )
{
kdDebug(125) << "KAccelActions( actions = " << &actions << " ): this = " << this << endl;
initPrivate( 0 );
init( actions );
}
KAccelActions::KAccelActions( KAccelBase* pKAccelBase )
{
kdDebug(125) << "KAccelActions( KAccelBase = " << pKAccelBase << " ): this = " << this << endl;
initPrivate( pKAccelBase );
}
KAccelActions::~KAccelActions()
{
//kdDebug(125) << "KAccelActions::~KAccelActions(): this = " << this << endl;
clear();
//delete d;
}
void KAccelActions::initPrivate( KAccelBase* pKAccelBase )
{
m_pKAccelBase = pKAccelBase;
m_nSizeAllocated = m_nSize = 0;
m_prgActions = 0;
//d = new KAccelActionsPrivate;
}
void KAccelActions::clear()
{
kdDebug(125) << "\tKAccelActions::clear()" << endl;
for( uint i = 0; i < m_nSize; i++ )
delete m_prgActions[i];
delete[] m_prgActions;
m_nSizeAllocated = m_nSize = 0;
m_prgActions = 0;
}
bool KAccelActions::init( const KAccelActions& actions )
{
clear();
resize( actions.count() );
for( uint i = 0; i < m_nSize; i++ ) {
KAccelAction* pAction = actions.m_prgActions[i];
if( pAction )
m_prgActions[i] = new KAccelAction( *pAction );
else
m_prgActions[i] = 0;
}
return true;
}
bool KAccelActions::init( TDEConfigBase& config, const TQString& sGroup )
{
kdDebug(125) << "KAccelActions::init( " << sGroup << " )" << endl;
TQMap<TQString, TQString> mapEntry = config.entryMap( sGroup );
resize( mapEntry.count() );
TQMap<TQString, TQString>::Iterator it( mapEntry.begin() );
for( uint i = 0; it != mapEntry.end(); ++it, i++ ) {
TQString sShortcuts = *it;
KShortcut cuts;
kdDebug(125) << it.key() << " = " << sShortcuts << endl;
if( !sShortcuts.isEmpty() && sShortcuts != "none" )
cuts.init( sShortcuts );
m_prgActions[i] = new KAccelAction( it.key(), it.key(), it.key(),
cuts, cuts,
0, 0, // pObjSlot, psMethodSlot,
true, false ); // bConfigurable, bEnabled
}
return true;
}
void KAccelActions::resize( uint nSize )
{
if( nSize > m_nSizeAllocated ) {
uint nSizeAllocated = ((nSize/10) + 1) * 10;
KAccelAction** prgActions = new KAccelAction* [nSizeAllocated];
// Copy pointers over to new array
for( uint i = 0; i < m_nSizeAllocated; i++ )
prgActions[i] = m_prgActions[i];
// Null out new pointers
for( uint i = m_nSizeAllocated; i < nSizeAllocated; i++ )
prgActions[i] = 0;
delete[] m_prgActions;
m_prgActions = prgActions;
m_nSizeAllocated = nSizeAllocated;
}
m_nSize = nSize;
}
void KAccelActions::insertPtr( KAccelAction* pAction )
{
resize( m_nSize + 1 );
m_prgActions[m_nSize-1] = pAction;
}
void KAccelActions::updateShortcuts( KAccelActions& actions2 )
{
kdDebug(125) << "KAccelActions::updateShortcuts()" << endl;
bool bChanged = false;
for( uint i = 0; i < m_nSize; i++ ) {
KAccelAction* pAction = m_prgActions[i];
if( pAction && pAction->m_bConfigurable ) {
KAccelAction* pAction2 = actions2.actionPtr( pAction->m_sName );
if( pAction2 ) {
TQString sOld = pAction->m_cut.toStringInternal();
pAction->m_cut = pAction2->m_cut;
kdDebug(125) << "\t" << pAction->m_sName
<< " found: " << sOld
<< " => " << pAction2->m_cut.toStringInternal()
<< " = " << pAction->m_cut.toStringInternal() << endl;
bChanged = true;
}
}
}
if( bChanged )
emitKeycodeChanged();
}
int KAccelActions::actionIndex( const TQString& sAction ) const
{
for( uint i = 0; i < m_nSize; i++ ) {
if( m_prgActions[i] == 0 )
kdWarning(125) << "KAccelActions::actionPtr( " << sAction << " ): encountered null pointer at m_prgActions[" << i << "]" << endl;
else if( m_prgActions[i]->m_sName == sAction )
return (int) i;
}
return -1;
}
KAccelAction* KAccelActions::actionPtr( uint i )
{
return m_prgActions[i];
}
const KAccelAction* KAccelActions::actionPtr( uint i ) const
{
return m_prgActions[i];
}
KAccelAction* KAccelActions::actionPtr( const TQString& sAction )
{
int i = actionIndex( sAction );
return (i >= 0) ? m_prgActions[i] : 0;
}
const KAccelAction* KAccelActions::actionPtr( const TQString& sAction ) const
{
int i = actionIndex( sAction );
return (i >= 0) ? m_prgActions[i] : 0;
}
KAccelAction* KAccelActions::actionPtr( KKeySequence cut )
{
for( uint i = 0; i < m_nSize; i++ ) {
if( m_prgActions[i] == 0 )
kdWarning(125) << "KAccelActions::actionPtr( " << cut.toStringInternal() << " ): encountered null pointer at m_prgActions[" << i << "]" << endl;
else if( m_prgActions[i]->contains( cut ) )
return m_prgActions[i];
}
return 0;
}
KAccelAction& KAccelActions::operator []( uint i )
{
return *actionPtr( i );
}
const KAccelAction& KAccelActions::operator []( uint i ) const
{
return *actionPtr( i );
}
KAccelAction* KAccelActions::insert( const TQString& sName, const TQString& sLabel )
{
if( actionPtr( sName ) ) {
kdWarning(125) << "KAccelActions::insertLabel( " << sName << ", " << sLabel << " ): action with same name already present." << endl;
return 0;
}
KAccelAction* pAction = new KAccelAction;
pAction->m_sName = sName;
pAction->m_sLabel = sLabel;
pAction->m_bConfigurable = false;
pAction->m_bEnabled = false;
insertPtr( pAction );
return pAction;
}
KAccelAction* KAccelActions::insert( const TQString& sAction, const TQString& sLabel, const TQString& sWhatsThis,
const KShortcut& rgCutDefaults3, const KShortcut& rgCutDefaults4,
const TQObject* pObjSlot, const char* psMethodSlot,
bool bConfigurable, bool bEnabled )
{
//kdDebug(125) << "KAccelActions::insert()2 begin" << endl;
if( actionPtr( sAction ) ) {
kdWarning(125) << "KAccelActions::insert( " << sAction << " ): action with same name already present." << endl;
return 0;
}
KAccelAction* pAction = new KAccelAction(
sAction, sLabel, sWhatsThis,
rgCutDefaults3, rgCutDefaults4,
pObjSlot, psMethodSlot,
bConfigurable, bEnabled );
insertPtr( pAction );
//kdDebug(125) << "KAccelActions::insert()2 end" << endl;
return pAction;
}
bool KAccelActions::remove( const TQString& sAction )
{
kdDebug(125) << "KAccelActions::remove( \"" << sAction << "\" ): this = " << this << " m_pKAccelBase = " << m_pKAccelBase << endl;
int iAction = actionIndex( sAction );
if( iAction < 0 )
return false;
if( m_pKAccelBase )
m_pKAccelBase->slotRemoveAction( m_prgActions[iAction] );
delete m_prgActions[iAction];
for( uint i = iAction; i < m_nSize - 1; i++ )
m_prgActions[i] = m_prgActions[i+1];
m_nSize--;
return true;
}
bool KAccelActions::readActions( const TQString& sConfigGroup, TDEConfigBase* pConfig )
{
KAccelShortcutList accelList(*this, false);
return accelList.readSettings( sConfigGroup, pConfig );
}
/*
1) KAccelAction = "Something"
1) KKeySequence = "Meta+X,Asterisk"
1) KAccelSequence = "Meta+X"
1) KKeySequence = Meta+X
2) KAccelSequence = "Asterisk"
1) KKeySequence = Shift+8 (English layout)
2) KKeySequence = Keypad_Asterisk
2) KKeySequence = "Alt+F2"
1) KAccelSequence = "Alt+F2"
1) KKeySequence = Alt+F2
-> "Something=Meta+X,Asterisk;Alt+F2"
*/
bool KAccelActions::writeActions( const TQString &sGroup, TDEConfigBase* pConfig,
bool bWriteAll, bool bGlobal ) const
{
kdDebug(125) << "KAccelActions::writeActions( " << sGroup << ", " << pConfig << ", " << bWriteAll << ", " << bGlobal << " )" << endl;
if( !pConfig )
pConfig = TDEGlobal::config();
TDEConfigGroupSaver cs( pConfig, sGroup );
for( uint i = 0; i < m_nSize; i++ ) {
if( m_prgActions[i] == 0 ) {
kdWarning(125) << "KAccelActions::writeActions(): encountered null pointer at m_prgActions[" << i << "]" << endl;
continue;
}
const KAccelAction& action = *m_prgActions[i];
TQString s;
bool bConfigHasAction = !pConfig->readEntry( action.m_sName ).isEmpty();
bool bSameAsDefault = true;
bool bWriteAction = false;
if( action.m_bConfigurable ) {
s = action.toStringInternal();
bSameAsDefault = (action.m_cut == action.shortcutDefault());
//if( bWriteAll && s.isEmpty() )
if( s.isEmpty() )
s = "none";
// If we're using a global config or this setting
// differs from the default, then we want to write.
if( bWriteAll || !bSameAsDefault )
bWriteAction = true;
if( bWriteAction ) {
kdDebug(125) << "\twriting " << action.m_sName << " = " << s << endl;
// Is passing bGlobal irrelevant, since if it's true,
// then we're using the global config anyway? --ellis
pConfig->writeEntry( action.m_sName, s, true, bGlobal );
}
// Otherwise, this key is the same as default
// but exists in config file. Remove it.
else if( bConfigHasAction ) {
kdDebug(125) << "\tremoving " << action.m_sName << " because == default" << endl;
pConfig->deleteEntry( action.m_sName, bGlobal );
}
}
}
pConfig->sync();
return true;
}
void KAccelActions::emitKeycodeChanged()
{
if( m_pKAccelBase )
m_pKAccelBase->emitSignal( KAccelBase::KEYCODE_CHANGED );
}
uint KAccelActions::count() const
{ return m_nSize; }