main_window.py 文件源码

def run_file_chooser(self, action, proposed_name=None):
        folder = None
        if self.config.has_section('Import-Export'):
            folder = self.config.get('Import-Export', 'folder')

        title = 'Import'
        stock_ok = Gtk.STOCK_OPEN
        if action == Gtk.FileChooserAction.SAVE:
            stock_ok = Gtk.STOCK_SAVE
            title = 'Export'

        file_chooser = Gtk.FileChooserDialog(
                title, self.gtk_window, action,
                (Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL,
                 stock_ok, Gtk.ResponseType.OK)
            )
        filter_sysex = Gtk.FileFilter()
        filter_sysex.set_name('Sysex files (.syx)')
        filter_sysex.add_pattern('*.syx')
        file_chooser.add_filter(filter_sysex)

        if Gtk.FileChooserAction.SAVE:
            file_chooser.set_do_overwrite_confirmation(True)

        if folder:
            file_chooser.set_current_folder(folder)
        if proposed_name:
            file_chooser.set_current_name('%s.syx'%(proposed_name))

        result = file_chooser.run()
        if result == Gtk.ResponseType.OK:
            filename = file_chooser.get_filename()
            if not self.config.has_section('Import-Export'):
                self.config.add_section('Import-Export')
            self.config.set('Import-Export', 'folder', path.dirname(filename))

        return (result, file_chooser)