diff options
Diffstat (limited to 'grc/gui/BlockTreeWindow.py')
| -rw-r--r-- | grc/gui/BlockTreeWindow.py | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/grc/gui/BlockTreeWindow.py b/grc/gui/BlockTreeWindow.py index 9a147bd8be..829ddfed68 100644 --- a/grc/gui/BlockTreeWindow.py +++ b/grc/gui/BlockTreeWindow.py @@ -51,7 +51,11 @@ def _format_doc(doc): class BlockTreeWindow(Gtk.VBox): """The block selection panel.""" - def __init__(self, platform, get_flow_graph): + __gsignals__ = { + 'create_new_block': (GObject.SIGNAL_RUN_FIRST, None, (str,)) + } + + def __init__(self, platform): """ BlockTreeWindow constructor. Create a tree view of the possible blocks in the platform. @@ -60,11 +64,9 @@ class BlockTreeWindow(Gtk.VBox): Args: platform: the particular platform will all block prototypes - get_flow_graph: get the selected flow graph """ - GObject.GObject.__init__(self) + Gtk.VBox.__init__(self) self.platform = platform - self.get_flow_graph = get_flow_graph # search entry self.search_entry = Gtk.Entry() @@ -186,16 +188,6 @@ class BlockTreeWindow(Gtk.VBox): treestore, iter = selection.get_selected() return iter and treestore.get_value(iter, KEY_INDEX) or '' - def _add_selected_block(self): - """ - Add the selected block with the given key to the flow graph. - """ - key = self._get_selected_block_key() - if key: - self.get_flow_graph().add_new_block(key) - return True - return False - def _expand_category(self): treestore, iter = self.treeview.get_selection().get_selected() if iter and treestore.iter_has_child(iter): @@ -241,9 +233,13 @@ class BlockTreeWindow(Gtk.VBox): selected = self.treestore_search.iter_children(selected) if selected is not None: key = self.treestore_search.get_value(selected, KEY_INDEX) - if key: self.get_flow_graph().add_new_block(key) + if key: self.emit('create_new_block', key) elif widget == self.treeview: - self._add_selected_block() or self._expand_category() + key = self._get_selected_block_key() + if key: + self.emit('create_new_block', key) + else: + self._expand_category() else: return False # propagate event @@ -282,4 +278,6 @@ class BlockTreeWindow(Gtk.VBox): If a left double click is detected, call add selected block. """ if event.button == 1 and event.type == Gdk.EventType._2BUTTON_PRESS: - self._add_selected_block() + key = self._get_selected_block_key() + if key: + self.emit('create_new_block', key) |