fixed #422

src/Shared/HandyControlDemo_Shared/UserControl/Controls/PasswordBoxDemoCtl.xaml

@@ -7,7 +7,8 @@
              Background="{DynamicResource RegionBrush}">
     <hc:TransitioningContentControl>
         <StackPanel Margin="32">
-            <hc:PasswordBox ShowClearButton="True" Password="123456"/>
+            <hc:PasswordBox Name="PasswordBoxDemo" ShowClearButton="True" Password="123456" IsSafeEnabled="False"/>
+            <TextBox Text="{Binding UnsafePassword,ElementName=PasswordBoxDemo,UpdateSourceTrigger=PropertyChanged}" Margin="0,6,0,0"/>
             <hc:PasswordBox Password="123456" Margin="0,16,0,0"/>
 
             <hc:PasswordBox ShowClearButton="True" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr1}}" Password="123456" Margin="0,32,0,0"/>