I need to traverse my drives in system and display only .mp3 and .avi files. basically set the filter to these extensions and display the files in a treeview.

Qt Code:
  1. QStringList sDriveFilters;
  2. QString sPath = m_SystemModel->fileInfo(index).absoluteFilePath();
  3. ui->DriveListView->setRootIndex(m_SystemListViewModel->setRootPath(sPath));
  4.  
  5. sDriveFilters << "*.aac" << "*.wmv" << "*.avi" << "*.mpeg" << "*.mov" << "*.3gp" << "*.flv" << "*.mp3" ;
  6.  
  7. m_SystemModel->setRootPath(QDir::currentPath());
  8. m_SystemModel->setFilter(QDir::NoDotAndDotDot | QDir::AllDirs );
  9. m_SystemListViewModel->setFilter( QDir::Files | QDir::AllDirs | QDir::NoDotAndDotDot );
  10.  
  11. m_SystemListViewModel->setNameFilters(sDriveFilters);
  12. m_SystemListViewModel->setNameFilterDisables(false);
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If you notice I have set filter as

Qt Code:
  1. setFilter( QDir::Files | QDir::AllDirs | QDir::NoDotAndDotDot )
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and setNameFilters to sDriveFilters. This displays all the directories in my treeview. Ideally I want it to display only audio/video files.