本文整理汇总了C++中Playlist::setSelectedSongNr方法的典型用法代码示例。如果您正苦于以下问题：C++ Playlist::setSelectedSongNr方法的具体用法？C++ Playlist::setSelectedSongNr怎么用？C++ Playlist::setSelectedSongNr使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Playlist的用法示例。
在下文中一共展示了Playlist::setSelectedSongNr方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: loadListByFileName
bool PlaylistDialog::loadListByFileName( QString filename )
{
Playlist* pPlaylist = Playlist::load ( filename );
if ( ! pPlaylist ) {
_ERRORLOG( "Error loading the playlist" );
return 0;
}
Preferences::get_instance()->setLastPlaylistFilename( filename );
Hydrogen* pEngine = Hydrogen::get_instance();
if ( pEngine->m_PlayList.size() > 0 ) {
QTreeWidget* m_pPlaylist = m_pPlaylistTree;
m_pPlaylist->clear();
for ( uint i = 0; i < pEngine->m_PlayList.size(); ++i ){
QTreeWidgetItem* m_pPlaylistItem = new QTreeWidgetItem ( m_pPlaylistTree );
m_pPlaylistItem->setText ( 0, pEngine->m_PlayList[i].m_hFile );
m_pPlaylistItem->setText ( 1, pEngine->m_PlayList[i].m_hScript );
if ( pEngine->m_PlayList[i].m_hScriptEnabled == "Use Script" ) {
m_pPlaylistItem->setCheckState( 2, Qt::Checked );
} else {
m_pPlaylistItem->setCheckState( 2, Qt::Unchecked );
}
}
QTreeWidgetItem* m_pPlaylistItem = m_pPlaylist->topLevelItem ( 0 );
m_pPlaylist->setCurrentItem ( m_pPlaylistItem );
pPlaylist->setSelectedSongNr( 0 );
setWindowTitle ( trUtf8 ( "Playlist Browser" ) + QString(" - ") + pPlaylist->get_filename() );
}
return 1;
}示例2: o_downBClicked
void PlaylistDialog::o_downBClicked()
{
timer->stop();
Playlist* pList = Playlist::get_instance();
QTreeWidget* m_pPlaylist = m_pPlaylistTree;
int length = m_pPlaylist->topLevelItemCount();
QTreeWidgetItem* m_pPlaylistItem = m_pPlaylistTree->currentItem();
int index = m_pPlaylist->indexOfTopLevelItem ( m_pPlaylistItem );
if ( index == length - 1){
timer->start( 1000 );
return;
}
QTreeWidgetItem* tmpPlaylistItem = m_pPlaylist->takeTopLevelItem ( index );
m_pPlaylist->insertTopLevelItem ( index +1, tmpPlaylistItem );
m_pPlaylist->setCurrentItem ( tmpPlaylistItem );
if ( pList->getSelectedSongNr() >= 0 )
pList->setSelectedSongNr( pList->getSelectedSongNr() +1 );
if (pList ->getActiveSongNumber() == index ){
pList->setActiveSongNumber( pList->getActiveSongNumber() +1 );
}else if ( pList->getActiveSongNumber() == index +1 ){
pList->setActiveSongNumber( pList->getActiveSongNumber() -1 );
}
updatePlayListVector();
}示例3: loadList
void PlaylistDialog::loadList()
{
static QString sDirectory = Preferences::get_instance()->getDataDirectory() + "playlists/" ;
QFileDialog fd(this);
fd.setFileMode ( QFileDialog::ExistingFile );
fd.setFilter ( "Hydrogen playlist (*.h2playlist)" );
fd.setDirectory ( sDirectory );
fd.setWindowTitle ( trUtf8 ( "Load Playlist" ) );
QString filename;
if ( fd.exec() != QDialog::Accepted ) return;
filename = fd.selectedFiles().first();
Playlist* pPlaylist = Playlist::load( filename );
if ( ! pPlaylist ) {
_ERRORLOG( "Error loading the playlist" );
/* FIXME: get current instance (?) */
pPlaylist = Playlist::get_instance();
}
Hydrogen* pHydrogen = Hydrogen::get_instance();
if(pHydrogen->m_PlayList.size() > 0) {
QTreeWidget* m_pPlaylist = m_pPlaylistTree;
m_pPlaylist->clear();
for ( uint i = 0; i < pHydrogen->m_PlayList.size(); ++i ){
QTreeWidgetItem* m_pPlaylistItem = new QTreeWidgetItem ( m_pPlaylistTree );
if( pHydrogen->m_PlayList[i].m_hFileExists ){
m_pPlaylistItem->setText ( 0, pHydrogen->m_PlayList[i].m_hFile );
} else {
m_pPlaylistItem->setText ( 0, trUtf8("File not found: ") + pHydrogen->m_PlayList[i].m_hFile );
}
m_pPlaylistItem->setText ( 1, pHydrogen->m_PlayList[i].m_hScript );
if ( pHydrogen->m_PlayList[i].m_hScriptEnabled == "Use Script" ) {
m_pPlaylistItem->setCheckState( 2, Qt::Checked );
} else {
m_pPlaylistItem->setCheckState( 2, Qt::Unchecked );
}
}
QTreeWidgetItem* m_pPlaylistItem = m_pPlaylist->topLevelItem ( 0 );
m_pPlaylist->setCurrentItem ( m_pPlaylistItem );
pPlaylist->setSelectedSongNr( 0 );
setWindowTitle ( trUtf8 ( "Playlist Browser" ) + QString(" - ") + pPlaylist->get_filename() );
}
}示例4: o_upBClicked
void PlaylistDialog::o_upBClicked()
{
timer->stop();
Playlist* pPlaylist = Playlist::get_instance();
QTreeWidget* pPlaylistTree = m_pPlaylistTree;
QTreeWidgetItem* pPlaylistTreeItem = m_pPlaylistTree->currentItem();
int index = pPlaylistTree->indexOfTopLevelItem ( pPlaylistTreeItem );
if (index == 0 ){
timer->start( 1000 );
return;
}
QTreeWidgetItem* tmpPlaylistItem = pPlaylistTree->takeTopLevelItem ( index );
pPlaylistTree->insertTopLevelItem ( index -1, tmpPlaylistItem );
pPlaylistTree->setCurrentItem ( tmpPlaylistItem );
if ( pPlaylist->getSelectedSongNr() >= 0 ){
pPlaylist->setSelectedSongNr( pPlaylist->getSelectedSongNr() -1 );
}
if ( pPlaylist->getActiveSongNumber() == index ){
pPlaylist->setActiveSongNumber( pPlaylist->getActiveSongNumber() -1 );
}else if ( pPlaylist->getActiveSongNumber() == index -1 ){
pPlaylist->setActiveSongNumber( pPlaylist->getActiveSongNumber() +1 );
}
updatePlayListVector();
}