diff options
Diffstat (limited to 'src/jarabe/journal/browse/treeview.py')
| -rw-r--r-- | src/jarabe/journal/browse/treeview.py | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/src/jarabe/journal/browse/treeview.py b/src/jarabe/journal/browse/treeview.py index 0980405..b103e9a 100644 --- a/src/jarabe/journal/browse/treeview.py +++ b/src/jarabe/journal/browse/treeview.py @@ -22,7 +22,9 @@ from sugar.graphics.palette import Invoker _SHOW_PALETTE_TIMEOUT = 200 + class TreeView(gtk.TreeView): + def __init__(self): gtk.TreeView.__init__(self) self._invoker = _TreeInvoker(self) @@ -39,7 +41,9 @@ class TreeView(gtk.TreeView): def create_palette(self): return self._invoker.cell_palette + class TreeViewColumn(gtk.TreeViewColumn): + def __init__(self, title=None, cell=None, **kwargs): gtk.TreeViewColumn.__init__(self, title, cell, **kwargs) self.view = None @@ -55,7 +59,7 @@ class TreeViewColumn(gtk.TreeViewColumn): return self._order_by def _clicked_cb(self, column): - if not self.view: + if self.view is None: return if self.props.sort_indicator: @@ -68,7 +72,9 @@ class TreeViewColumn(gtk.TreeViewColumn): self.view.get_model().set_order(self._order_by, new_order) + class _TreeInvoker(Invoker): + def __init__(self, tree=None): Invoker.__init__(self) self._position_hint = self.AT_CURSOR @@ -83,7 +89,7 @@ class _TreeInvoker(Invoker): self._leave_hid = None self._button_hid = None - if tree: + if tree is not None: self.attach(tree) def get_toplevel(self): @@ -94,7 +100,8 @@ class _TreeInvoker(Invoker): self._enter_hid = tree.connect('enter-notify-event', self._enter_cb) self._motion_hid = tree.connect('motion-notify-event', self._enter_cb) self._leave_hid = tree.connect('leave-notify-event', self._leave_cb) - self._button_hid = tree.connect('button-release-event', self._button_cb) + self._button_hid = tree.connect('button-release-event', + self._button_cb) Invoker.attach(self, tree) def detach(self): @@ -130,19 +137,19 @@ class _TreeInvoker(Invoker): return False row = self._tree.props.model.get_row(path) - if not row: + if row is None: logging.debug('_open_palette: wait for row %s' % path) self._enter_timeout = gobject.timeout_add(500, self._open_palette, self.notify_mouse_enter, False) return False palette = column.palette_cb(self._tree.props.model, row, x, y) - if not palette: + if palette is None: self._close_palette() return False if self._palette_pos != (path, column) or self.cell_palette != palette: - if self.palette: + if self.palette is not None: self.palette.popdown(True) self.palette = None |