appli/CTArteries/FileDialog.cxx

   1 // =========================================================================
   2 // @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
   3 // =========================================================================
   4
   5 #include "FileDialog.h"
   6
   7 #include <QEvent>
   8 #include <QListView>
   9 #include <QPushButton>
  10 #include <QTreeView>
  11
  12 // -------------------------------------------------------------------------
  13 FileDialog::
  14 FileDialog( QWidget* parent )
  15   : QFileDialog( parent )
  16 {
  17   this->m_btnOpen = NULL;
  18   this->m_listView = NULL;
  19   this->m_treeView = NULL;
  20   this->m_selectedFiles.clear( );
  21
  22   this->setOption( QFileDialog::DontUseNativeDialog, true );
  23   this->setFileMode( QFileDialog::Directory );
  24   QList< QPushButton* > btns = this->findChildren< QPushButton* >( );
  25   for( int i = 0; i < btns.size( ); ++i )
  26   {
  27     QString text = btns[ i ]->text( );
  28     if(
  29       text.toLower( ).contains( "open" ) ||
  30       text.toLower().contains( "choose" ) )
  31     {
  32       this->m_btnOpen = btns[i];
  33       break;
  34
  35     } // fi
  36
  37   } // rof
  38   if( !this->m_btnOpen )
  39     return;
  40
  41   this->m_btnOpen->installEventFilter( this );
  42   this->m_btnOpen->disconnect( SIGNAL( clicked( ) ) );
  43   this->connect(
  44     this->m_btnOpen, SIGNAL( clicked( ) ), this, SLOT( chooseClicked( ) )
  45     );
  46   this->m_listView = findChild< QListView* >( "listView" );
  47   if( this->m_listView )
  48     this->m_listView->
  49       setSelectionMode( QAbstractItemView::ExtendedSelection );
  50
  51   this->m_treeView = findChild< QTreeView* >( );
  52   if( this->m_treeView )
  53     this->m_treeView->
  54       setSelectionMode( QAbstractItemView::ExtendedSelection );
  55 }
  56
  57 // -------------------------------------------------------------------------
  58 QStringList FileDialog::
  59 selectedFiles( )
  60 {
  61   return( this->m_selectedFiles );
  62 }
  63
  64 // -------------------------------------------------------------------------
  65 bool FileDialog::
  66 eventFilter( QObject* watched, QEvent* event )
  67 {
  68   QPushButton* btn = qobject_cast< QPushButton* >( watched );
  69   if( btn )
  70     if( event->type( ) == QEvent::EnabledChange )
  71       if( !btn->isEnabled( ) )
  72         btn->setEnabled( true );
  73   return( this->QWidget::eventFilter( watched, event ) );
  74 }
  75
  76 // -------------------------------------------------------------------------
  77 void FileDialog::
  78 chooseClicked( )
  79 {
  80   QModelIndexList indexList =
  81     this->m_listView->selectionModel( )->selectedIndexes( );
  82   foreach( QModelIndex index, indexList )
  83     if( index.column( ) == 0 )
  84       this->m_selectedFiles.append(
  85         this->directory( ).absolutePath( ) +
  86         QDir::separator( ) +
  87         index.data( ).toString( )
  88         );
  89   this->QDialog::accept( );
  90 }
  91
  92 // eof - $RCSfile$