Connect dict widgets to the right activate callback

On activate of Entry and on toggle CheckButton, the parent must be activate.
The toggled handler must also be blocked when activate the CheckButton by code
to avoid unnecessary callbacks.

issue7987
review49701002

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

@@ -28,4 +28,8 @@ class CheckBox(Widget):
         if not self.field:
             self.widget.set_active(False)
             return False
-        self.widget.set_active(bool(self.field.get(self.record)))
+        self.widget.handler_block_by_func(self.sig_activate)
+        try:
+            self.widget.set_active(bool(self.field.get(self.record)))
+        finally:
+            self.widget.handler_unblock_by_func(self.sig_activate)

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

@@ -41,6 +41,8 @@ class DictEntry(object):
         widget.connect('key-press-event', self.parent_widget.send_modified)
         widget.connect('focus-out-event',
             lambda w, e: self.parent_widget._focus_out())
+        widget.props.activates_default = True
+        widget.connect('activate', self.parent_widget.sig_activate)
         return widget
 
     def modified(self, value):
@@ -61,7 +63,7 @@ class DictBooleanEntry(DictEntry):
 
     def create_widget(self):
         widget = gtk.CheckButton()
-        widget.connect('toggled', self.parent_widget.send_modified)
+        widget.connect('toggled', self.parent_widget.sig_activate)
         widget.connect('focus-out-event', lambda w, e:
             self.parent_widget._focus_out())
         return widget
@@ -70,7 +72,12 @@ class DictBooleanEntry(DictEntry):
         return self.widget.props.active
 
     def set_value(self, value):
-        self.widget.props.active = bool(value)
+        self.widget.handler_block_by_func(self.parent_widget.sig_activate)
+        try:
+            self.widget.props.active = bool(value)
+        finally:
+            self.widget.handler_unblock_by_func(
+                self.parent_widget.sig_activate)
 
     def set_readonly(self, readonly):
         self.widget.set_sensitive(not readonly)