Class e.p.p.w.g.GridHorizontal(List):

def __init__(self, widget_class, rows=3, columns=5):

def visible_range_start__set(self, visible_range_start):

def visible_range_size__set(self, visible_range_size):

def _create_widgets(self):

def _selected_to_range_start(self, selected):

def _range_start_to_selected(self, range_start):

def _item_index_from_widget_index(self, widget_index):

def _widget_index_from_item_index(self, item_index):

def _prepare_widget(self, widget):

def _prepare_selector(self):

def _layout_widget(self, widget, row, column):

def _layout_all_widgets(self):

def _layout_selector(self):

def compute_x(self, row, column):

def compute_y(self, row, column):

def compute_opacity(self, row, column):

def do_scrolled(self, x, y, z, direction, time):

def do_key_press_event(self, viewport, event, widget):

def _visible_selected_from_position(self, x, y):

def do_drag_motion(self, x, y, z, button, time, pressure):