backgroundthread.cpp00001
00021 #include "backgroundthread.h"
00022
00023 #include "threadevents.h"
00024 #include "broker.h"
00025 #include "filter.h"
00026 #include "dictionary.h"
00027
00028 #include <kdebug.h>
00029 #include <qapplication.h>
00030
00031 using namespace KSpell2;
00032
00033 BackgroundThread::BackgroundThread()
00034 : QThread(), m_broker( 0 ), m_dict( 0 )
00035 {
00036 m_recv = 0;
00037 m_filter = Filter::defaultFilter();
00038 m_done = false;
00039 }
00040
00041 void BackgroundThread::setReceiver( QObject *recv )
00042 {
00043 m_recv = recv;
00044 }
00045
00046 void BackgroundThread::setBroker( const Broker::Ptr& broker )
00047 {
00048 stop();
00049 m_broker = broker;
00050 delete m_dict;
00051 m_dict = m_broker->dictionary();
00052 m_filter->restart();
00053 }
00054
00055 QStringList BackgroundThread::suggest( const QString& word ) const
00056 {
00057 return m_dict->suggest( word );
00058 }
00059
00060 void BackgroundThread::run()
00061 {
00062 m_mutex.lock();
00063 m_done = false;
00064 for ( Word w = m_filter->nextWord(); !m_done && !w.end;
00065 w = m_filter->nextWord() ) {
00066 if ( !m_dict->check( w.word ) && !m_done ) {
00067 MisspellingEvent *event = new MisspellingEvent( w.word, w.start );
00068 QApplication::postEvent( m_recv, event );
00069 }
00070 }
00071 m_mutex.unlock();
00072 FinishedCheckingEvent *event = new FinishedCheckingEvent();
00073 QApplication::postEvent( m_recv, event );
00074 }
00075
00076 void BackgroundThread::setText( const QString& buff )
00077 {
00078 stop();
00079 m_mutex.lock();
00080 m_filter->setBuffer( buff );
00081 m_mutex.unlock();
00082 start();
00083 }
00084
00085 void BackgroundThread::setFilter( Filter *filter )
00086 {
00087 stop();
00088 m_mutex.lock();
00089 Filter *oldFilter = m_filter;
00090 m_filter = filter;
00091 if ( oldFilter ) {
00092 m_filter->setBuffer( oldFilter->buffer() );
00093 oldFilter->setBuffer( QString::null );
00094 }
00095 m_mutex.unlock();
00096 start();
00097 }
00098
00099 void BackgroundThread::changeLanguage( const QString& lang )
00100 {
00101 stop();
00102 m_mutex.lock();
00103 delete m_dict;
00104 m_dict = m_broker->dictionary( lang );
00105 m_filter->restart();
00106 m_mutex.unlock();
00107 start();
00108 }
00109
00110 void BackgroundThread::stop()
00111 {
00112
00113 m_done = true;
00114 wait();
00115 }
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