Trigger selection pop-up on Ctrl-Space for Selection Widget of Dict fields

issue3163
review809002

tryton/gui/window/view_form/view/form_gtk/dictionary.py

@@ -86,6 +86,7 @@ class DictSelectionEntry(DictEntry):
             lambda w, e: self.parent_widget._focus_out())
         widget.connect('notify::active',
             lambda w, e: self.parent_widget._focus_out())
+        widget.child.connect('key_press_event', self.sig_key_press)
 
         # setting completion and selection
         model = gtk.ListStore(gobject.TYPE_STRING)
@@ -129,6 +130,12 @@ class DictSelectionEntry(DictEntry):
     def set_readonly(self, readonly):
         self.widget.set_sensitive(not readonly)
 
+    def sig_key_press(self, widget, event):
+        if (event.type == gtk.gdk.KEY_PRESS
+                and event.state & gtk.gdk.CONTROL_MASK
+                and event.keyval == gtk.keysyms.space):
+            self.widget.popup()
+
 
 class DictIntegerEntry(DictEntry):
     expand = False