aivfo-tl-3.0/ivf_tl_operate_2.0/ivf_tl_Operate/CustomUserControls/PhotoToggle.xaml

<UserControl x:Class="ivf_tl_Operate.CustomUserControls.PhotoToggle"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:ivf_tl_Operate.CustomUserControls"
             mc:Ignorable="d" 
             >
    <Grid MouseUp="Grid_MouseUp" Background="Transparent">
        <Image x:Name="_imageClose" Tag="close" Grid.Column="6" Source="/ivf_tl_Operate;component/Resources/Image/photo_close.png" Width="256" Height="116" MouseUp="Image_MouseUp_Close"/>
        <Image x:Name="_imageOpen" Tag="open" Grid.Column="6" Source="/ivf_tl_Operate;component/Resources/Image/photo_open.png" Width="256" Height="116" MouseUp="Image_MouseUp_Open" Visibility="Hidden"/>
    </Grid>
</UserControl>