def __init__(self, col_names=(('Artist', 150, 1.0), ('Album', 200, 0.0), ('Title', 250, 1.0))):
Gtk.ScrolledWindow.__init__(self)
self.set_policy(
Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC
)
self._menu = None
self._model = PlaylistTreeModel([])
# Treeview Configuration
self._view = Gtk.TreeView(model=None)
self._view.set_fixed_height_mode(True)
# self._view.set_rules_hint(True)
self._view.set_enable_search(False)
self._view.set_search_column(-1)
self._view.connect('row-activated', self._on_row_activated)
self._view.connect('button-press-event', self._on_button_press_event)
add_keybindings(self._view, {
'<Shift>space': lambda view, key: self.jump_to_selection()
})
selection = self._view.get_selection()
selection.set_mode(Gtk.SelectionMode.MULTIPLE)
for i, (text, width, align) in enumerate(col_names):
# TODO: Think of a clearer API
if '<pixbuf>' in text:
_, header = text.split(':', maxsplit=1)
renderer = Gtk.CellRendererPixbuf()
col = Gtk.TreeViewColumn(header)
col.pack_start(renderer, False)
col.add_attribute(renderer, 'stock-id', i)
elif '<progress>' in text:
_, header = text.split(':', maxsplit=1)
col = Gtk.TreeViewColumn(header)
renderer = Gtk.CellRendererProgress()
col.pack_start(renderer, False)
col.add_attribute(renderer, 'text', i)
col.add_attribute(renderer, 'value', i)
else:
renderer = Gtk.CellRendererText()
renderer.set_fixed_height_from_font(1)
renderer.set_alignment(align, 0.5)
col = Gtk.TreeViewColumn(text, renderer, text=i)
col.set_alignment(align)
col.set_min_width(width)
col.set_sizing(Gtk.TreeViewColumnSizing.FIXED)
col.set_clickable(True)
col.connect('clicked', self.on_column_clicked)
self._view.append_column(col)
# Fill it initially with the full Queue
self.add(self._view)
self.show_all()
class PlaylistWidget(Gtk.ScrolledWindow):
def __init__(self, col_names=(('Artist', 150, 1.0), ('Album', 200, 0.0), ('Title', 250, 1.0))):
Gtk.ScrolledWindow.__init__(self)
self.set_policy(
Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC
)
self._menu = None
self._model = PlaylistTreeModel([])
# Treeview Configuration
self._view = Gtk.TreeView(model=None)
self._view.set_fixed_height_mode(True)
# self._view.set_rules_hint(True)
self._view.set_enable_search(False)
self._view.set_search_column(-1)
self._view.connect('row-activated', self._on_row_activated)
self._view.connect('button-press-event', self._on_button_press_event)
add_keybindings(self._view, {
'<Shift>space': lambda view, key: self.jump_to_selection()
})
selection = self._view.get_selection()
selection.set_mode(Gtk.SelectionMode.MULTIPLE)
for i, (text, width, align) in enumerate(col_names):
# TODO: Think of a clearer API
if '<pixbuf>' in text:
_, header = text.split(':', maxsplit=1)
renderer = Gtk.CellRendererPixbuf()
col = Gtk.TreeViewColumn(header)
col.pack_start(renderer, False)
col.add_attribute(renderer, 'stock-id', i)
elif '<progress>' in text:
_, header = text.split(':', maxsplit=1)
col = Gtk.TreeViewColumn(header)
renderer = Gtk.CellRendererProgress()
col.pack_start(renderer, False)
col.add_attribute(renderer, 'text', i)
col.add_attribute(renderer, 'value', i)
else:
renderer = Gtk.CellRendererText()
renderer.set_fixed_height_from_font(1)
renderer.set_alignment(align, 0.5)
col = Gtk.TreeViewColumn(text, renderer, text=i)
col.set_alignment(align)
col.set_min_width(width)
col.set_sizing(Gtk.TreeViewColumnSizing.FIXED)
col.set_clickable(True)
col.connect('clicked', self.on_column_clicked)
self._view.append_column(col)
# Fill it initially with the full Queue
self.add(self._view)
self.show_all()
def set_model(self, model):
self._model = model
self._view.set_model(model)
def set_menu(self, menu):
self._menu = menu
def get_selected_rows(self):
model, paths = self._view.get_selection().get_selected_rows()
return model, (model[path] for path in paths)
def jump_to_selection(self):
rows = self._view.get_selection().get_selected_rows()
if rows:
self._view.scroll_to_cell(rows[int(len(rows) / 2)], None, False, 0, 0)
return True
############################
# Private Helper Methods #
############################
def _check_query_syntax(self, query_text):
try:
LOGGER.debug('Compiled Query: ' + parse_query(query_text))
return None, -1
except QueryParseException as error:
logging.debug('Invalid Query Syntax: ' + str(error.msg))
return error.msg, error.pos
######################
# Subclass Methods #
######################
def do_search(self, query):
raise NotImplementedError(
'PlaylistWidget subclasses should implement do_search()'
)
def do_row_activated(self, row):
raise NotImplementedError(
'PlaylistWidget subclasses should implement do_row_activated()'
)
###########################
# Signal Implementation #
###########################
def on_column_clicked(self, column):
scale = Gtk.Scale.new_with_range(
Gtk.Orientation.HORIZONTAL,
0.0, 1.0, 0.05
)
scale.set_size_request(170, -1)
entry = Gtk.Entry()
entry.set_size_request(170, -1)
grid = Gtk.Grid()
grid.set_border_width(5)
grid.attach(make_configure_row('Name:', entry), 0, 0, 1, 1)
grid.attach(make_configure_row('Alignment:', scale), 0, 1, 1, 1)
popover = create_action_popover(
column.get_button(), grid,
'Configure Column'
)
popover.show_all()
def _on_row_activated(self, view, path, tv_column):
self.do_row_activated(self._model.data_from_path(path))
def _on_button_press_event(self, treeview, event):
if self._menu is not None:
if event.type == Gdk.EventType.BUTTON_PRESS and event.button == 3:
self._menu.simple_popup(event)
return True
return False
