tools, frontends (xmlui): add setter methods for widgets + new widget InternalButton to process UI operations

frontends/src/wix/xmlui.py

@@ -42,6 +42,10 @@ class WixWidget(object):
 
 
 class ValueWidget(WixWidget):
+
+    def _xmluiSetValue(self, value):
+        self.SetValue(value)
+
     def _xmluiGetValue(self):
         return self.GetValue()
 
@@ -106,6 +110,9 @@ class BoolWidget(EventWidget, ValueWidget, xmlui.BoolWidget, wx.CheckBox):
         self.SetValue(state)
         self._xmlui_proportion = 1
 
+    def _xmluiSetValue(self, value):
+        self.SetValue(value == 'true')
+
     def _xmluiGetValue(self):
         return "true" if self.GetValue() else "false"
 
@@ -153,6 +160,11 @@ class ListWidget(EventWidget, WixWidget, xmlui.ListWidget, wx.ListBox):
             ret.append(self._xmlui_attr_map[label])
         return ret
 
+    def _xmluiAddValues(self, values, select=True):
+        wx.ListBox.AppendItems(values)
+        if select:
+            self._xmluiSelectValues(values)
+
 
 class WixContainer(object):
     _xmlui_proportion = 1