def generate_directory_chooser(self, option_name, label_text, value=None):
"""Generate a file chooser button to select a directory."""
label = Label(label_text)
directory_chooser = FileChooserEntry(
title='Select folder',
action=Gtk.FileChooserAction.SELECT_FOLDER,
default_path=reverse_expanduser(value))
directory_chooser.entry.connect('changed', self.on_chooser_dir_set,
option_name)
directory_chooser.set_valign(Gtk.Align.CENTER)
label.set_alignment(0.5, 0.5)
self.wrapper.pack_start(label, False, False, 0)
self.wrapper.pack_start(directory_chooser, True, True, 0)
self.option_widget = directory_chooser
def set_location_entry(self, callback, action=None, default_path=None):
if action == 'file':
action = Gtk.FileChooserAction.OPEN
elif action == 'folder':
action = Gtk.FileChooserAction.SELECT_FOLDER
if self.location_entry:
self.location_entry.destroy()
self.location_entry = FileChooserEntry(action, default_path)
self.location_entry.show_all()
if callback:
self.location_entry.entry.connect('changed', callback)
else:
self.install_button.set_visible(False)
self.continue_button.show()
self.widget_box.pack_start(self.location_entry, False, False, 0)
def set_path_chooser(self, callback_on_changed, action=None,
default_path=None):
"""Display a file/folder chooser."""
if action == 'file':
title = 'Select file'
action = Gtk.FileChooserAction.OPEN
elif action == 'folder':
title = 'Select folder'
action = Gtk.FileChooserAction.SELECT_FOLDER
if self.location_entry:
self.location_entry.destroy()
self.location_entry = FileChooserEntry(title, action, default_path)
self.location_entry.show_all()
if callback_on_changed:
self.location_entry.entry.connect('changed', callback_on_changed)
else:
self.install_button.set_visible(False)
self.continue_button.connect('clicked', self.on_file_selected)
self.continue_button.grab_focus()
self.continue_button.show()
self.widget_box.pack_start(self.location_entry, False, False, 0)
