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00020 #include "kaccel.h"
00021
00022 #include <qaccel.h>
00023 #include <qpopupmenu.h>
00024 #include <qstring.h>
00025 #include <qtimer.h>
00026
00027 #include "kaccelbase.h"
00028 #include <kapplication.h>
00029 #include <kdebug.h>
00030 #include <klocale.h>
00031 #include <kshortcut.h>
00032
00033 #include "kaccelprivate.h"
00034
00035 #ifdef Q_WS_X11
00036 # include <X11/Xlib.h>
00037 # ifdef KeyPress // needed for --enable-final
00038
00039 const int XKeyPress = KeyPress;
00040 # undef KeyPress
00041 # endif
00042 #endif
00043
00044
00045
00046
00047
00048
00049 bool kde_g_bKillAccelOverride = false;
00050
00051 class KAccelEventHandler : public QWidget
00052 {
00053 public:
00054 static KAccelEventHandler* self()
00055 {
00056 if( !g_pSelf )
00057 g_pSelf = new KAccelEventHandler;
00058 return g_pSelf;
00059 }
00060
00061 static void accelActivated( bool b ) { g_bAccelActivated = b; }
00062
00063 private:
00064 KAccelEventHandler();
00065
00066 # ifdef Q_WS_X11
00067 bool x11Event( XEvent* pEvent );
00068 # endif
00069
00070 static KAccelEventHandler* g_pSelf;
00071 static bool g_bAccelActivated;
00072 };
00073
00074 KAccelEventHandler* KAccelEventHandler::g_pSelf = 0;
00075 bool KAccelEventHandler::g_bAccelActivated = false;
00076
00077 KAccelEventHandler::KAccelEventHandler()
00078 {
00079 # ifdef Q_WS_X11
00080 if ( kapp )
00081 kapp->installX11EventFilter( this );
00082 # endif
00083 }
00084
00085 #ifdef Q_WS_X11
00086 bool qt_try_modal( QWidget *, XEvent * );
00087
00088 bool KAccelEventHandler::x11Event( XEvent* pEvent )
00089 {
00090 if( QWidget::keyboardGrabber() || !kapp->focusWidget() )
00091 return false;
00092
00093 if ( !qt_try_modal(kapp->focusWidget(), pEvent) )
00094 return false;
00095
00096 if( pEvent->type == XKeyPress ) {
00097 KKeyNative keyNative( pEvent );
00098 KKey key( keyNative );
00099 key.simplify();
00100 int keyCodeQt = key.keyCodeQt();
00101 int state = 0;
00102 if( key.modFlags() & KKey::SHIFT ) state |= Qt::ShiftButton;
00103 if( key.modFlags() & KKey::CTRL ) state |= Qt::ControlButton;
00104 if( key.modFlags() & KKey::ALT ) state |= Qt::AltButton;
00105 if( key.modFlags() & KKey::WIN ) state |= Qt::MetaButton;
00106
00107 QKeyEvent ke( QEvent::AccelOverride, keyCodeQt, 0, state );
00108 ke.ignore();
00109
00110 g_bAccelActivated = false;
00111 kapp->sendEvent( kapp->focusWidget(), &ke );
00112
00113
00114
00115 if( ke.isAccepted() && !g_bAccelActivated )
00116 kde_g_bKillAccelOverride = true;
00117
00118
00119 return g_bAccelActivated;
00120 }
00121
00122 return false;
00123 }
00124 #endif // Q_WS_X11
00125
00126
00127
00128
00129
00130 KAccelPrivate::KAccelPrivate( KAccel* pParent, QWidget* pWatch )
00131 : KAccelBase( KAccelBase::QT_KEYS )
00132 {
00133
00134 m_pAccel = pParent;
00135 m_pWatch = pWatch;
00136 m_bAutoUpdate = true;
00137 connect( (QAccel*)m_pAccel, SIGNAL(activated(int)), this, SLOT(slotKeyPressed(int)) );
00138
00139 if( m_pWatch )
00140 m_pWatch->installEventFilter( this );
00141 KAccelEventHandler::self();
00142 }
00143
00144 void KAccelPrivate::setEnabled( bool bEnabled )
00145 {
00146 m_bEnabled = bEnabled;
00147 ((QAccel*)m_pAccel)->setEnabled( bEnabled );
00148 }
00149
00150 bool KAccelPrivate::setEnabled( const QString& sAction, bool bEnable )
00151 {
00152 kdDebug(125) << "KAccelPrivate::setEnabled( \"" << sAction << "\", " << bEnable << " ): this = " << this << endl;
00153 KAccelAction* pAction = actionPtr( sAction );
00154 if( !pAction )
00155 return false;
00156 if( pAction->isEnabled() == bEnable )
00157 return true;
00158
00159 pAction->setEnabled( bEnable );
00160
00161 QMap<int, KAccelAction*>::iterator it = m_mapIDToAction.begin();
00162 for( ; it != m_mapIDToAction.end(); ++it ) {
00163 if( *it == pAction )
00164 ((QAccel*)m_pAccel)->setItemEnabled( it.key(), bEnable );
00165 }
00166 return true;
00167 }
00168
00169 bool KAccelPrivate::removeAction( const QString& sAction )
00170 {
00171
00172
00173
00174 KAccelAction* pAction = actions().actionPtr( sAction );
00175 if( pAction ) {
00176 int nID = pAction->getID();
00177
00178 bool b = KAccelBase::remove( sAction );
00179 ((QAccel*)m_pAccel)->removeItem( nID );
00180 return b;
00181 } else
00182 return false;
00183 }
00184
00185 bool KAccelPrivate::emitSignal( KAccelBase::Signal signal )
00186 {
00187 if( signal == KAccelBase::KEYCODE_CHANGED ) {
00188 m_pAccel->emitKeycodeChanged();
00189 return true;
00190 }
00191 return false;
00192 }
00193
00194 bool KAccelPrivate::connectKey( KAccelAction& action, const KKeyServer::Key& key )
00195 {
00196 uint keyQt = key.keyCodeQt();
00197 int nID = ((QAccel*)m_pAccel)->insertItem( keyQt );
00198 m_mapIDToAction[nID] = &action;
00199 m_mapIDToKey[nID] = keyQt;
00200
00201 if( action.objSlotPtr() && action.methodSlotPtr() ) {
00202 ((QAccel*)m_pAccel)->connectItem( nID, action.objSlotPtr(), action.methodSlotPtr() );
00203 if( !action.isEnabled() )
00204 ((QAccel*)m_pAccel)->setItemEnabled( nID, false );
00205 }
00206
00207 kdDebug(125) << "KAccelPrivate::connectKey( \"" << action.name() << "\", " << key.key().toStringInternal() << " = 0x" << QString::number(keyQt,16) << " ): id = " << nID << " m_pObjSlot = " << action.objSlotPtr() << endl;
00208
00209 return nID != 0;
00210 }
00211
00212 bool KAccelPrivate::connectKey( const KKeyServer::Key& key )
00213 {
00214 uint keyQt = key.keyCodeQt();
00215 int nID = ((QAccel*)m_pAccel)->insertItem( keyQt );
00216
00217 m_mapIDToKey[nID] = keyQt;
00218
00219 kdDebug(125) << "KAccelPrivate::connectKey( " << key.key().toStringInternal() << " = 0x" << QString::number(keyQt,16) << " ): id = " << nID << endl;
00220 return nID != 0;
00221 }
00222
00223 bool KAccelPrivate::disconnectKey( KAccelAction& action, const KKeyServer::Key& key )
00224 {
00225 int keyQt = key.keyCodeQt();
00226 QMap<int, int>::iterator it = m_mapIDToKey.begin();
00227 for( ; it != m_mapIDToKey.end(); ++it ) {
00228
00229 if( *it == keyQt ) {
00230 int nID = it.key();
00231 kdDebug(125) << "KAccelPrivate::disconnectKey( \"" << action.name() << "\", 0x" << QString::number(keyQt,16) << " ) : id = " << nID << " m_pObjSlot = " << action.objSlotPtr() << endl;
00232 ((QAccel*)m_pAccel)->removeItem( nID );
00233 m_mapIDToAction.remove( nID );
00234 m_mapIDToKey.remove( it );
00235 return true;
00236 }
00237 }
00238
00239 kdWarning(125) << "Didn't find key in m_mapIDToKey." << endl;
00240 return false;
00241 }
00242
00243 bool KAccelPrivate::disconnectKey( const KKeyServer::Key& key )
00244 {
00245 int keyQt = key.keyCodeQt();
00246 kdDebug(125) << "KAccelPrivate::disconnectKey( 0x" << QString::number(keyQt,16) << " )" << endl;
00247 QMap<int, int>::iterator it = m_mapIDToKey.begin();
00248 for( ; it != m_mapIDToKey.end(); ++it ) {
00249 if( *it == keyQt ) {
00250 ((QAccel*)m_pAccel)->removeItem( it.key() );
00251 m_mapIDToKey.remove( it );
00252 return true;
00253 }
00254 }
00255
00256 kdWarning(125) << "Didn't find key in m_mapIDTokey." << endl;
00257 return false;
00258 }
00259
00260 void KAccelPrivate::slotKeyPressed( int id )
00261 {
00262 kdDebug(125) << "KAccelPrivate::slotKeyPressed( " << id << " )" << endl;
00263
00264 if( m_mapIDToKey.contains( id ) ) {
00265 KKey key = m_mapIDToKey[id];
00266 KKeySequence seq( key );
00267 QPopupMenu* pMenu = createPopupMenu( m_pWatch, seq );
00268
00269
00270
00271
00272
00273
00274
00275 if( pMenu->count() == 2 && static_cast<int>( pMenu->accel(1) ) == 0 ) {
00276 int iAction = pMenu->idAt(1);
00277 slotMenuActivated( iAction );
00278 } else {
00279 connect( pMenu, SIGNAL(activated(int)), this, SLOT(slotMenuActivated(int)) );
00280 pMenu->exec( m_pWatch->mapToGlobal( QPoint( 0, 0 ) ) );
00281 disconnect( pMenu, SIGNAL(activated(int)), this, SLOT(slotMenuActivated(int)) );
00282 }
00283 delete pMenu;
00284 }
00285 }
00286
00287 void KAccelPrivate::slotShowMenu()
00288 {
00289 }
00290
00291 void KAccelPrivate::slotMenuActivated( int iAction )
00292 {
00293 kdDebug(125) << "KAccelPrivate::slotMenuActivated( " << iAction << " )" << endl;
00294 KAccelAction* pAction = actions().actionPtr( iAction );
00295 if( pAction ) {
00296 connect( this, SIGNAL(menuItemActivated()), pAction->objSlotPtr(), pAction->methodSlotPtr() );
00297 emit menuItemActivated();
00298 disconnect( this, SIGNAL(menuItemActivated()), pAction->objSlotPtr(), pAction->methodSlotPtr() );
00299 }
00300 }
00301
00302 bool KAccelPrivate::eventFilter( QObject* , QEvent* pEvent )
00303 {
00304 if( pEvent->type() == QEvent::AccelOverride && m_bEnabled ) {
00305 QKeyEvent* pKeyEvent = (QKeyEvent*) pEvent;
00306 KKey key( pKeyEvent );
00307 kdDebug(125) << "KAccelPrivate::eventFilter( AccelOverride ): this = " << this << ", key = " << key.toStringInternal() << endl;
00308 int keyCodeQt = key.keyCodeQt();
00309 QMap<int, int>::iterator it = m_mapIDToKey.begin();
00310 for( ; it != m_mapIDToKey.end(); ++it ) {
00311 if( (*it) == keyCodeQt ) {
00312 int nID = it.key();
00313 kdDebug(125) << "shortcut found!" << endl;
00314 if( m_mapIDToAction.contains( nID ) ) {
00315
00316 KAccelAction* pAction = m_mapIDToAction[nID];
00317 if( !pAction->isEnabled() )
00318 continue;
00319 connect( this, SIGNAL(menuItemActivated()), pAction->objSlotPtr(), pAction->methodSlotPtr() );
00320 emit menuItemActivated();
00321 disconnect( this, SIGNAL(menuItemActivated()), pAction->objSlotPtr(), pAction->methodSlotPtr() );
00322 } else
00323 slotKeyPressed( nID );
00324
00325 pKeyEvent->accept();
00326 KAccelEventHandler::accelActivated( true );
00327 return true;
00328 }
00329 }
00330 }
00331 return false;
00332 }
00333
00334
00335
00336
00337
00338 KAccel::KAccel( QWidget* pParent, const char* psName )
00339 : QAccel( pParent, (psName) ? psName : "KAccel-QAccel" )
00340 {
00341 kdDebug(125) << "KAccel( pParent = " << pParent << ", psName = " << psName << " ): this = " << this << endl;
00342 d = new KAccelPrivate( this, pParent );
00343 }
00344
00345 KAccel::KAccel( QWidget* watch, QObject* pParent, const char* psName )
00346 : QAccel( watch, pParent, (psName) ? psName : "KAccel-QAccel" )
00347 {
00348 kdDebug(125) << "KAccel( watch = " << watch << ", pParent = " << pParent << ", psName = " << psName << " ): this = " << this << endl;
00349 if( !watch )
00350 kdDebug(125) << kdBacktrace() << endl;
00351 d = new KAccelPrivate( this, watch );
00352 }
00353
00354 KAccel::~KAccel()
00355 {
00356 kdDebug(125) << "~KAccel(): this = " << this << endl;
00357 delete d;
00358 }
00359
00360 KAccelActions& KAccel::actions() { return d->actions(); }
00361 const KAccelActions& KAccel::actions() const { return d->actions(); }
00362 bool KAccel::isEnabled() { return d->isEnabled(); }
00363 void KAccel::setEnabled( bool bEnabled ) { d->setEnabled( bEnabled ); }
00364 bool KAccel::setAutoUpdate( bool bAuto ) { return d->setAutoUpdate( bAuto ); }
00365
00366 KAccelAction* KAccel::insert( const QString& sAction, const QString& sLabel, const QString& sWhatsThis,
00367 const KShortcut& cutDef,
00368 const QObject* pObjSlot, const char* psMethodSlot,
00369 bool bConfigurable, bool bEnabled )
00370 {
00371 return d->insert( sAction, sLabel, sWhatsThis,
00372 cutDef, cutDef,
00373 pObjSlot, psMethodSlot,
00374 bConfigurable, bEnabled );
00375 }
00376
00377 KAccelAction* KAccel::insert( const QString& sAction, const QString& sLabel, const QString& sWhatsThis,
00378 const KShortcut& cutDef3, const KShortcut& cutDef4,
00379 const QObject* pObjSlot, const char* psMethodSlot,
00380 bool bConfigurable, bool bEnabled )
00381 {
00382 return d->insert( sAction, sLabel, sWhatsThis,
00383 cutDef3, cutDef4,
00384 pObjSlot, psMethodSlot,
00385 bConfigurable, bEnabled );
00386 }
00387
00388 KAccelAction* KAccel::insert( const char* psAction, const KShortcut& cutDef,
00389 const QObject* pObjSlot, const char* psMethodSlot,
00390 bool bConfigurable, bool bEnabled )
00391 {
00392 return d->insert( psAction, i18n(psAction), QString::null,
00393 cutDef, cutDef,
00394 pObjSlot, psMethodSlot,
00395 bConfigurable, bEnabled );
00396 }
00397
00398 KAccelAction* KAccel::insert( KStdAccel::StdAccel id,
00399 const QObject* pObjSlot, const char* psMethodSlot,
00400 bool bConfigurable, bool bEnabled )
00401 {
00402 QString sAction = KStdAccel::name( id );
00403 if( sAction.isEmpty() )
00404 return 0;
00405
00406 KAccelAction* pAction = d->insert( sAction, KStdAccel::label( id ), KStdAccel::whatsThis( id ),
00407 KStdAccel::shortcutDefault3( id ), KStdAccel::shortcutDefault4( id ),
00408 pObjSlot, psMethodSlot,
00409 bConfigurable, bEnabled );
00410 if( pAction )
00411 pAction->setShortcut( KStdAccel::shortcut( id ) );
00412
00413 return pAction;
00414 }
00415
00416 bool KAccel::remove( const QString& sAction )
00417 { return d->removeAction( sAction ); }
00418 bool KAccel::updateConnections()
00419 { return d->updateConnections(); }
00420
00421 const KShortcut& KAccel::shortcut( const QString& sAction ) const
00422 {
00423 const KAccelAction* pAction = actions().actionPtr( sAction );
00424 return (pAction) ? pAction->shortcut() : KShortcut::null();
00425 }
00426
00427 bool KAccel::setSlot( const QString& sAction, const QObject* pObjSlot, const char* psMethodSlot )
00428 { return d->setActionSlot( sAction, pObjSlot, psMethodSlot ); }
00429
00430 bool KAccel::setEnabled( const QString& sAction, bool bEnable )
00431 { return d->setEnabled( sAction, bEnable ); }
00432
00433 bool KAccel::setShortcut( const QString& sAction, const KShortcut& cut )
00434 {
00435 kdDebug(125) << "KAccel::setShortcut( \"" << sAction << "\", " << cut.toStringInternal() << " )" << endl;
00436 KAccelAction* pAction = actions().actionPtr( sAction );
00437 if( pAction ) {
00438 if( pAction->shortcut() != cut )
00439 return d->setShortcut( sAction, cut );
00440 return true;
00441 }
00442 return false;
00443 }
00444
00445 const QString& KAccel::configGroup() const
00446 { return d->configGroup(); }
00447
00448 void KAccel::setConfigGroup( const QString& s )
00449 { d->setConfigGroup( s ); }
00450
00451 bool KAccel::readSettings( KConfigBase* pConfig )
00452 {
00453 d->readSettings( pConfig );
00454 return true;
00455 }
00456
00457 bool KAccel::writeSettings( KConfigBase* pConfig ) const
00458 { d->writeSettings( pConfig ); return true; }
00459
00460 void KAccel::emitKeycodeChanged()
00461 {
00462 kdDebug(125) << "KAccel::emitKeycodeChanged()" << endl;
00463 emit keycodeChanged();
00464 }
00465
00466 #ifndef KDE_NO_COMPAT
00467
00468
00469
00470
00471 bool KAccel::insertItem( const QString& sLabel, const QString& sAction,
00472 const char* cutsDef,
00473 int , QPopupMenu *, bool bConfigurable )
00474 {
00475 KShortcut cut( cutsDef );
00476 bool b = d->insert( sAction, sLabel, QString::null,
00477 cut, cut,
00478 0, 0,
00479 bConfigurable ) != 0;
00480 return b;
00481 }
00482
00483 bool KAccel::insertItem( const QString& sLabel, const QString& sAction,
00484 int key,
00485 int , QPopupMenu*, bool bConfigurable )
00486 {
00487 KShortcut cut;
00488 cut.init( QKeySequence(key) );
00489 KAccelAction* pAction = d->insert( sAction, sLabel, QString::null,
00490 cut, cut,
00491 0, 0,
00492 bConfigurable );
00493 return pAction != 0;
00494 }
00495
00496
00497 bool KAccel::insertStdItem( KStdAccel::StdAccel id, const QString& sLabel )
00498 {
00499 KAccelAction* pAction = d->insert( KStdAccel::name( id ), sLabel, QString::null,
00500 KStdAccel::shortcutDefault3( id ), KStdAccel::shortcutDefault4( id ),
00501 0, 0 );
00502 if( pAction )
00503 pAction->setShortcut( KStdAccel::shortcut( id ) );
00504
00505 return true;
00506 }
00507
00508 bool KAccel::connectItem( const QString& sAction, const QObject* pObjSlot, const char* psMethodSlot, bool bActivate )
00509 {
00510 kdDebug(125) << "KAccel::connectItem( " << sAction << ", " << pObjSlot << ", " << psMethodSlot << " )" << endl;
00511 if( bActivate == false )
00512 d->setActionEnabled( sAction, false );
00513 bool b = setSlot( sAction, pObjSlot, psMethodSlot );
00514 if( bActivate == true )
00515 d->setActionEnabled( sAction, true );
00516 return b;
00517 }
00518
00519 bool KAccel::removeItem( const QString& sAction )
00520 { return d->removeAction( sAction ); }
00521
00522 bool KAccel::setItemEnabled( const QString& sAction, bool bEnable )
00523 { return setEnabled( sAction, bEnable ); }
00524
00525 void KAccel::changeMenuAccel( QPopupMenu *menu, int id, const QString& action )
00526 {
00527 KAccelAction* pAction = actions().actionPtr( action );
00528 QString s = menu->text( id );
00529 if( !pAction || s.isEmpty() )
00530 return;
00531
00532 int i = s.find( '\t' );
00533
00534 QString k = pAction->shortcut().seq(0).toString();
00535 if( k.isEmpty() )
00536 return;
00537
00538 if ( i >= 0 )
00539 s.replace( i+1, s.length()-i, k );
00540 else {
00541 s += '\t';
00542 s += k;
00543 }
00544
00545 QPixmap *pp = menu->pixmap(id);
00546 if( pp && !pp->isNull() )
00547 menu->changeItem( *pp, s, id );
00548 else
00549 menu->changeItem( s, id );
00550 }
00551
00552 void KAccel::changeMenuAccel( QPopupMenu *menu, int id, KStdAccel::StdAccel accel )
00553 {
00554 changeMenuAccel( menu, id, KStdAccel::name( accel ) );
00555 }
00556
00557 int KAccel::stringToKey( const QString& sKey )
00558 {
00559 return KKey( sKey ).keyCodeQt();
00560 }
00561
00562 int KAccel::currentKey( const QString& sAction ) const
00563 {
00564 KAccelAction* pAction = d->actionPtr( sAction );
00565 if( pAction )
00566 return pAction->shortcut().keyCodeQt();
00567 return 0;
00568 }
00569
00570 QString KAccel::findKey( int key ) const
00571 {
00572 KAccelAction* pAction = d->actionPtr( KKey(key) );
00573 if( pAction )
00574 return pAction->name();
00575 else
00576 return QString::null;
00577 }
00578 #endif // !KDE_NO_COMPAT
00579
00580 void KAccel::virtual_hook( int, void* )
00581 { }
00582
00583 #include "kaccel.moc"
00584 #include "kaccelprivate.moc"