/******************************************************************************
* Called when the file picker button is clicked.
* Reply = mFile, or null string if dialogue, and 'this', was deleted.
*/
QString PickFileRadio::slotPickFile()
{
// To avoid crashes on application quit, we need to check whether the
// dialogue, and hence this PickFileRadio, was deleted while active,
// before accessing class members.
QString file = pickFile();
if (file.isNull())
return file; // 'this' is probably invalid now
if (!file.isEmpty())
{
mFile = file;
if (mEdit)
mEdit->setText(mFile);
}
if (mFile.isEmpty())
{
// No file is selected, so revert to the previous radio button selection.
// But wait a moment before setting the radio button, or it won't work.
mRevertButton = true; // prevent picker dialog popping up twice
QTimer::singleShot(0, this, SLOT(setLastButton()));
}
return mFile;
}
FileChooserView::FileChooserView( nnet::SerializablePtr object,
QWidget* parent,
const char* name,
WFlags fl ) :
ObjectView( object, parent, name, fl ),
cstr( object )
{
if( !name )
{
setName( "FileChooserView" );
}
FileChooserViewLayout = new QHBoxLayout( this, 11, 6, "FileChooserViewLayout" );
label = new QLabel( this, "label" );
QFont label_font( label->font() );
label_font.setFamily( "Helvetica" );
label->setFont( label_font );
label->setAlignment( int( QLabel::AlignVCenter ) );
FileChooserViewLayout->addWidget( label );
edit = new QPushButton( cstr->get
().c_str(), this, "edit" );
QFont edit_font( edit->font() );
edit_font.setFamily( "Helvetica" );
edit_font.setPointSize( 10 );
edit->setFont( edit_font );
FileChooserViewLayout->addWidget( edit );
languageChange();
resize( QSize( 189, 50 ).expandedTo( minimumSizeHint() ) );
clearWState( WState_Polished );
connect( edit, SIGNAL( clicked() ), this, SLOT( pickFile() ) );
label->setText( cstr->name().c_str() );
refreshView();
}
