moz0510ex.txt

mozilla developer book examples.

// chooseApp:  Open file picker and prompt user for application.
chooseApp: function( ) {
  var nsIFilePicker = Components.interfaces.nsIFilePicker;
  var fp =
     Components.classes["@mozilla.org/filepicker;1"].
         createInstance( nsIFilePicker );
  fp.init( this.mDialog,
     this.getString( "chooseAppFilePickerTitle" ),
     nsIFilePicker.modeOpen );
  fp.appendFilters( nsIFilePicker.filterAll );
  if ( fp.show( ) == nsIFilePicker.returnOK && fp.file ) {
  this.choseApp   = true;
  this.chosenApp  = fp.file;
  // Update dialog.
  this.updateApplicationName(this.chosenApp.unicodePath);
}