Improve widget search clearing

tryton/gui/window/view_form/widget_search/checkbox.py

@@ -27,7 +27,13 @@ class CheckBox(Interface):
         return []
 
     def _value_set(self, value):
-        pass
+        if value == '':
+            self.widget.child.set_text('')
+            return
+        if value:
+            self.widget.child.set_text(_('Yes'))
+        else:
+            self.widget.child.set_text(_('No'))
 
     value = property(_value_get, _value_set, None,
             _('The content of the widget or ValueError if not valid'))

tryton/gui/window/view_form/widget_search/float.py

@@ -24,16 +24,19 @@ class Float(Integer):
         return self._get_clause(value1, value2)
 
     def _value_set(self, value):
-        self.entry1.set_text(locale.format('%.' + str(self.digits[1]) + 'f',
-            value or 0.0, True))
-        self.entry2.set_text(locale.format('%.' + str(self.digits[1]) + 'f',
-            value or 0.0, True))
+        if value == False:
+            text = ''
+        else:
+            text = locale.format('%.' + str(self.digits[1]) + 'f',
+            value or 0.0, True)
+        self.entry1.set_text(text)
+        self.entry2.set_text(text)
 
     value = property(_value_get, _value_set, None,
             _('The content of the widget or ValueError if not valid'))
 
     def clear(self):
-        self.value = 0.0
+        self.value = False
 
     def sig_insert_text(self, widget, new_text, new_text_length, position):
         value = widget.get_text()

tryton/gui/window/view_form/widget_search/integer.py

@@ -55,14 +55,18 @@ class Integer(Interface):
         return res
 
     def _value_set(self, value):
-        self.entry1.set_text(locale.format('%d', value or 0, True))
-        self.entry2.set_text(locale.format('%d', value or 0, True))
+        if value == False:
+            text = ''
+        else:
+            text = locale.format('%d', value or 0, True)
+        self.entry1.set_text(text)
+        self.entry2.set_text(text)
 
     value = property(_value_get, _value_set, None,
             _('The content of the widget or ValueError if not valid'))
 
     def clear(self):
-        self.value = 0
+        self.value = False
 
     def sig_activate(self, fct):
         self.entry1.connect_after('activate', fct)

tryton/gui/window/view_form/widget_search/selection.py

@@ -62,13 +62,15 @@ class Selection(Interface):
 
     def _value_set(self, value):
         if value == False:
-            value = ''
-        for sel in self._selection:
-            if self._selection[sel] == value:
-                self.widget.child.set_text(sel)
+            self.widget.child.set_text('')
+            return
+        for long_text, sel_value in self._selection.items():
+            if sel_value == value:
+                self.widget.child.set_text(long_text)
+                break
 
     def clear(self):
-        self.value = ''
+        self.value = False
 
     value = property(_value_get, _value_set, None,
       'The content of the widget or ValueError if not valid')