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tdelibs/kdecore/kshortcut.cpp

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/* This file is part of the KDE libraries
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 "kshortcut.h"
#include "kkeynative.h"
#include "kkeyserver.h"
#include <tqevent.h>
#include <tqstringlist.h>
#include <kdebug.h>
#include <kglobal.h>
#include <klocale.h>
#include <ksimpleconfig.h>
//----------------------------------------------------
static KKey* g_pspec = 0;
static KKeySequence* g_pseq = 0;
static KShortcut* g_pcut = 0;
//----------------------------------------------------
// KKey
//----------------------------------------------------
KKey::KKey() { clear(); }
KKey::KKey( uint key, uint modFlags ) { init( key, modFlags ); }
KKey::KKey( int keyQt ) { init( keyQt ); }
KKey::KKey( const TQKeySequence& seq ) { init( seq ); }
KKey::KKey( const TQKeyEvent* pEvent ) { init( pEvent ); }
KKey::KKey( const KKey& key ) { init( key ); }
KKey::KKey( const TQString& sKey ) { init( sKey ); }
KKey::~KKey()
{
}
void KKey::clear()
{
m_sym = 0;
m_mod = 0;
}
bool KKey::init( uint key, uint modFlags )
{
m_sym = key;
m_mod = modFlags;
return true;
}
bool KKey::init( int keyQt )
{
//KKeyServer::Sym sym;
//if( sym.initQt( keyQt )
if( KKeyServer::keyQtToSym( keyQt, m_sym )
&& KKeyServer::keyQtToMod( keyQt, m_mod ) ) {
return true;
}
else {
m_sym = 0;
m_mod = 0;
return false;
}
}
bool KKey::init( const TQKeySequence& key )
{
// TODO: if key.count() > 1, should we return failure?
return init( (int) key );
}
bool KKey::init( const TQKeyEvent* pEvent )
{
int keyQt = pEvent->key();
if( pEvent->state() & TQt::ShiftButton ) keyQt |= Qt::SHIFT;
if( pEvent->state() & TQt::ControlButton ) keyQt |= Qt::CTRL;
if( pEvent->state() & TQt::AltButton ) keyQt |= Qt::ALT;
if( pEvent->state() & TQt::MetaButton ) keyQt |= Qt::META;
return init( keyQt );
}
bool KKey::init( const KKey& key )
{
m_sym = key.m_sym;
m_mod = key.m_mod;
return true;
}
bool KKey::init( const TQString& sSpec )
{
clear();
TQString sKey = sSpec.stripWhiteSpace();
if( sKey.startsWith( "default(" ) && sKey.endsWith( ")" ) )
sKey = sKey.mid( 8, sKey.length() - 9 );
// i.e., "Ctrl++" = "Ctrl+Plus"
if( sKey.endsWith( "++" ) )
sKey = sKey.left( sKey.length() - 1 ) + "plus";
TQStringList rgs = TQStringList::split( '+', sKey, true );
uint i;
// Check for modifier keys first.
for( i = 0; i < rgs.size(); i++ ) {
TQString s = rgs[i].lower();
if( s == "shift" ) m_mod |= KKey::SHIFT;
else if( s == "ctrl" ) m_mod |= KKey::CTRL;
else if( s == "alt" ) m_mod |= KKey::ALT;
else if( s == "win" ) m_mod |= KKey::WIN;
else if( s == "meta" ) m_mod |= KKey::WIN;
else {
uint m = KKeyServer::stringUserToMod( s );
if( m != 0 ) m_mod |= m;
else break;
}
}
// If there is one non-blank key left:
if( (i == rgs.size() - 1 && !rgs[i].isEmpty()) ) {
KKeyServer::Sym sym( rgs[i] );
m_sym = sym.m_sym;
}
if( m_sym == 0 )
m_mod = 0;
kdDebug(125) << "KKey::init( \"" << sSpec << "\" ):"
<< " m_sym = " << TQString::number(m_sym, 16)
<< ", m_mod = " << TQString::number(m_mod, 16) << endl;
return m_sym != 0;
}
bool KKey::isNull() const { return m_sym == 0; }
uint KKey::sym() const { return m_sym; }
uint KKey::modFlags() const { return m_mod; }
int KKey::compare( const KKey& spec ) const
{
if( m_sym != spec.m_sym )
return m_sym - spec.m_sym;
if( m_mod != spec.m_mod )
return m_mod - spec.m_mod;
return 0;
}
int KKey::keyCodeQt() const
{
return KKeyNative( *this ).keyCodeQt();
}
TQString KKey::toString() const
{
TQString s;
s = KKeyServer::modToStringUser( m_mod );
if( !s.isEmpty() )
s += '+';
s += KKeyServer::Sym(m_sym).toString();
return s;
}
TQString KKey::toStringInternal() const
{
//kdDebug(125) << "KKey::toStringInternal(): this = " << this
// << " mod = " << TQString::number(m_mod, 16)
// << " key = " << TQString::number(m_sym, 16) << endl;
TQString s;
s = KKeyServer::modToStringInternal( m_mod );
if( !s.isEmpty() )
s += '+';
s += KKeyServer::Sym(m_sym).toStringInternal();
return s;
}
KKey& KKey::null()
{
if( !g_pspec )
g_pspec = new KKey;
if( !g_pspec->isNull() )
g_pspec->clear();
return *g_pspec;
}
TQString KKey::modFlagLabel( ModFlag modFlag )
{
return KKeyServer::modToStringUser( modFlag );
}
//---------------------------------------------------------------------
// KKeySequence
//---------------------------------------------------------------------
KKeySequence::KKeySequence() { clear(); }
KKeySequence::KKeySequence( const TQKeySequence& seq ) { init( seq ); }
KKeySequence::KKeySequence( const KKey& key ) { init( key ); }
KKeySequence::KKeySequence( const KKeySequence& seq ) { init( seq ); }
KKeySequence::KKeySequence( const TQString& s ) { init( s ); }
KKeySequence::~KKeySequence()
{
}
void KKeySequence::clear()
{
m_nKeys = 0;
m_bTriggerOnRelease = false;
}
bool KKeySequence::init( const TQKeySequence& seq )
{
clear();
if( !seq.isEmpty() ) {
for( uint i = 0; i < seq.count(); i++ ) {
m_rgvar[i].init( seq[i] );
if( m_rgvar[i].isNull() )
return false;
}
m_nKeys = seq.count();
m_bTriggerOnRelease = false;
}
return true;
}
bool KKeySequence::init( const KKey& key )
{
if( !key.isNull() ) {
m_nKeys = 1;
m_rgvar[0].init( key );
m_bTriggerOnRelease = false;
} else
clear();
return true;
}
bool KKeySequence::init( const KKeySequence& seq )
{
m_bTriggerOnRelease = false;
m_nKeys = seq.m_nKeys;
for( uint i = 0; i < m_nKeys; i++ ) {
if( seq.m_rgvar[i].isNull() ) {
kdDebug(125) << "KKeySequence::init( seq ): key[" << i << "] is null." << endl;
m_nKeys = 0;
return false;
}
m_rgvar[i] = seq.m_rgvar[i];
}
return true;
}
bool KKeySequence::init( const TQString& s )
{
m_bTriggerOnRelease = false;
//kdDebug(125) << "KKeySequence::init( " << s << " )" << endl;
TQStringList rgs = TQStringList::split( ',', s );
if( s == "none" || rgs.size() == 0 ) {
clear();
return true;
} else if( rgs.size() <= MAX_KEYS ) {
m_nKeys = rgs.size();
for( uint i = 0; i < m_nKeys; i++ ) {
m_rgvar[i].init( KKey(rgs[i]) );
//kdDebug(125) << "\t'" << rgs[i] << "' => " << m_rgvar[i].toStringInternal() << endl;
}
return true;
} else {
clear();
return false;
}
}
uint KKeySequence::count() const
{
return m_nKeys;
}
const KKey& KKeySequence::key( uint i ) const
{
if( i < m_nKeys )
return m_rgvar[i];
else
return KKey::null();
}
bool KKeySequence::isTriggerOnRelease() const
{ return m_bTriggerOnRelease; }
bool KKeySequence::setKey( uint iKey, const KKey& key )
{
if( iKey <= m_nKeys && iKey < MAX_KEYS ) {
m_rgvar[iKey].init( key );
if( iKey == m_nKeys )
m_nKeys++;
return true;
} else
return false;
}
bool KKeySequence::isNull() const
{
return m_nKeys == 0;
}
bool KKeySequence::startsWith( const KKeySequence& seq ) const
{
if( m_nKeys < seq.m_nKeys )
return false;
for( uint i = 0; i < seq.m_nKeys; i++ ) {
if( m_rgvar[i] != seq.m_rgvar[i] )
return false;
}
return true;
}
int KKeySequence::compare( const KKeySequence& seq ) const
{
for( uint i = 0; i < m_nKeys && i < seq.m_nKeys; i++ ) {
int ret = m_rgvar[i].compare( seq.m_rgvar[i] );
if( ret != 0 )
return ret;
}
if( m_nKeys != seq.m_nKeys )
return m_nKeys - seq.m_nKeys;
else
return 0;
}
TQKeySequence KKeySequence::qt() const
{
int k[4] = { 0, 0, 0, 0 };
for( uint i = 0; i < count(); i++ )
k[i] = KKeyNative(key(i)).keyCodeQt();
TQKeySequence seq( k[0], k[1], k[2], k[3] );
return seq;
}
int KKeySequence::keyCodeQt() const
{
return (count() == 1) ? KKeyNative(key(0)).keyCodeQt() : 0;
}
TQString KKeySequence::toString() const
{
if( m_nKeys < 1 ) return TQString::null;
TQString s;
s = m_rgvar[0].toString();
for( uint i = 1; i < m_nKeys; i++ ) {
s += ",";
s += m_rgvar[i].toString();
}
return s;
}
TQString KKeySequence::toStringInternal() const
{
if( m_nKeys < 1 ) return TQString::null;
TQString s;
s = m_rgvar[0].toStringInternal();
for( uint i = 1; i < m_nKeys; i++ ) {
s += ",";
s += m_rgvar[i].toStringInternal();
}
return s;
}
KKeySequence& KKeySequence::null()
{
if( !g_pseq )
g_pseq = new KKeySequence;
if( !g_pseq->isNull() )
g_pseq->clear();
return *g_pseq;
}
//---------------------------------------------------------------------
// KShortcut
//---------------------------------------------------------------------
KShortcut::KShortcut() { clear(); }
KShortcut::KShortcut( int keyQt ) { init( keyQt ); }
KShortcut::KShortcut( const TQKeySequence& key ) { init( key ); }
KShortcut::KShortcut( const KKey& key ) { init( key ); }
KShortcut::KShortcut( const KKeySequence& seq ) { init( seq ); }
KShortcut::KShortcut( const KShortcut& cut ) { init( cut ); }
KShortcut::KShortcut( const char* ps ) { init( TQString(ps) ); }
KShortcut::KShortcut( const TQString& s ) { init( s ); }
KShortcut::~KShortcut()
{
}
void KShortcut::clear()
{
m_nSeqs = 0;
}
bool KShortcut::init( int keyQt )
{
if( keyQt ) {
m_nSeqs = 1;
m_rgseq[0].init( TQKeySequence(keyQt) );
}
else {
clear();
}
return true;
}
bool KShortcut::init( const TQKeySequence& key )
{
m_nSeqs = 1;
m_rgseq[0].init( key );
return true;
}
bool KShortcut::init( const KKey& spec )
{
m_nSeqs = 1;
m_rgseq[0].init( spec );
return true;
}
bool KShortcut::init( const KKeySequence& seq )
{
m_nSeqs = 1;
m_rgseq[0] = seq;
return true;
}
bool KShortcut::init( const KShortcut& cut )
{
m_nSeqs = cut.m_nSeqs;
for( uint i = 0; i < m_nSeqs; i++ )
m_rgseq[i] = cut.m_rgseq[i];
return true;
}
bool KShortcut::init( const TQString& s )
{
bool bRet = true;
TQStringList rgs = TQStringList::split( ';', s );
if( s == "none" || rgs.size() == 0 )
clear();
else if( rgs.size() <= MAX_SEQUENCES ) {
m_nSeqs = rgs.size();
for( uint i = 0; i < m_nSeqs; i++ ) {
TQString& sSeq = rgs[i];
if( sSeq.startsWith( "default(" ) )
sSeq = sSeq.mid( 8, sSeq.length() - 9 );
m_rgseq[i].init( sSeq );
//kdDebug(125) << "*\t'" << sSeq << "' => " << m_rgseq[i].toStringInternal() << endl;
}
} else {
clear();
bRet = false;
}
if( !s.isEmpty() ) {
TQString sDebug;
TQTextStream os( &sDebug, IO_WriteOnly );
os << "KShortcut::init( \"" << s << "\" ): ";
for( uint i = 0; i < m_nSeqs; i++ ) {
os << " m_rgseq[" << i << "]: ";
KKeyServer::Variations vars;
vars.init( m_rgseq[i].key(0), true );
for( uint j = 0; j < vars.count(); j++ )
os << TQString::number(vars.m_rgkey[j].keyCodeQt(),16) << ',';
}
kdDebug(125) << sDebug << endl;
}
return bRet;
}
uint KShortcut::count() const
{
return m_nSeqs;
}
const KKeySequence& KShortcut::seq( uint i ) const
{
return (i < m_nSeqs) ? m_rgseq[i] : KKeySequence::null();
}
int KShortcut::keyCodeQt() const
{
if( m_nSeqs >= 1 )
return m_rgseq[0].keyCodeQt();
return TQKeySequence();
}
bool KShortcut::isNull() const
{
return m_nSeqs == 0;
}
int KShortcut::compare( const KShortcut& cut ) const
{
for( uint i = 0; i < m_nSeqs && i < cut.m_nSeqs; i++ ) {
int ret = m_rgseq[i].compare( cut.m_rgseq[i] );
if( ret != 0 )
return ret;
}
return m_nSeqs - cut.m_nSeqs;
}
bool KShortcut::contains( const KKey& key ) const
{
return contains( KKeySequence(key) );
}
bool KShortcut::contains( const KKeyNative& keyNative ) const
{
KKey key = keyNative.key();
key.simplify();
for( uint i = 0; i < count(); i++ ) {
if( !m_rgseq[i].isNull()
&& m_rgseq[i].count() == 1
&& m_rgseq[i].key(0) == key )
return true;
}
return false;
}
bool KShortcut::contains( const KKeySequence& seq ) const
{
for( uint i = 0; i < count(); i++ ) {
if( !m_rgseq[i].isNull() && m_rgseq[i] == seq )
return true;
}
return false;
}
bool KShortcut::setSeq( uint iSeq, const KKeySequence& seq )
{
// TODO: check if seq is null, and act accordingly.
if( iSeq <= m_nSeqs && iSeq < MAX_SEQUENCES ) {
m_rgseq[iSeq] = seq;
if( iSeq == m_nSeqs )
m_nSeqs++;
return true;
} else
return false;
}
void KShortcut::remove( const KKeySequence& seq )
{
if (seq.isNull()) return;
for( uint iSeq = 0; iSeq < m_nSeqs; iSeq++ )
{
if (m_rgseq[iSeq] == seq)
{
for( uint jSeq = iSeq + 1; jSeq < m_nSeqs; jSeq++)
m_rgseq[jSeq-1] = m_rgseq[jSeq];
m_nSeqs--;
}
}
}
bool KShortcut::append( const KKeySequence& seq )
{
if( m_nSeqs < MAX_SEQUENCES ) {
if( !seq.isNull() ) {
m_rgseq[m_nSeqs] = seq;
m_nSeqs++;
}
return true;
} else
return false;
}
bool KShortcut::append( const KKey& spec )
{
if( m_nSeqs < MAX_SEQUENCES ) {
m_rgseq[m_nSeqs].init( spec );
m_nSeqs++;
return true;
} else
return false;
}
bool KShortcut::append( const KShortcut& cut )
{
uint seqs = m_nSeqs, co = cut.count();
for( uint i=0; i<co; i++ ) {
if (!contains(cut.seq(i))) seqs++;
}
if( seqs > MAX_SEQUENCES ) return false;
for( uint i=0; i<co; i++ ) {
const KKeySequence& seq = cut.seq(i);
if(!contains(seq)) {
m_rgseq[m_nSeqs] = seq;
m_nSeqs++;
}
}
return true;
}
KShortcut::operator TQKeySequence () const
{
if( count() >= 1 )
return m_rgseq[0].qt();
else
return TQKeySequence();
}
TQString KShortcut::toString() const
{
TQString s;
for( uint i = 0; i < count(); i++ ) {
s += m_rgseq[i].toString();
if( i < count() - 1 )
s += ';';
}
return s;
}
TQString KShortcut::toStringInternal( const KShortcut* pcutDefault ) const
{
TQString s;
for( uint i = 0; i < count(); i++ ) {
const KKeySequence& seq = m_rgseq[i];
if( pcutDefault && i < pcutDefault->count() && seq == (*pcutDefault).seq(i) ) {
s += "default(";
s += seq.toStringInternal();
s += ")";
} else
s += seq.toStringInternal();
if( i < count() - 1 )
s += ';';
}
return s;
}
KShortcut& KShortcut::null()
{
if( !g_pcut )
g_pcut = new KShortcut;
if( !g_pcut->isNull() )
g_pcut->clear();
return *g_pcut;
}