本文整理汇总了C++中Playlist::setActiveSongNumber方法的典型用法代码示例。如果您正苦于以下问题：C++ Playlist::setActiveSongNumber方法的具体用法？C++ Playlist::setActiveSongNumber怎么用？C++ Playlist::setActiveSongNumber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::setActiveSongNumber方法的2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: 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2: 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();
}