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

<UserControl x:Class="ivf_tl_Operate.CustomUserControls.CustomProgressbar"
             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"
             xmlns:customControl="clr-namespace:ivf_tl_CustomControls;assembly=ivf_tl_CustomControls_Surface"
             mc:Ignorable="d" 
             Height="145" Width="1776">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="168"/>
            <ColumnDefinition Width="1440"/>
            <ColumnDefinition Width="168"/>
        </Grid.ColumnDefinitions>
        <TextBlock x:Name="_PlayTime"  VerticalAlignment="Bottom"  Grid.Column="0" Height="50" FontSize="32" Margin="20 15 20 0 " Foreground="Gray" Text="00:00:00" />
        <Canvas Grid.Column="1" Width="1440" Height="145" Background="Transparent">
            <Canvas x:Name="_canvasMarkItem" Width="1440" Height="1"/>
            <customControl:SliderText Orientation="Horizontal" x:Name="_videoPro" Focusable="False"   IsMoveToPointEnabled="True"  Canvas.Top="55" Width="1440" Thumb.DragStarted="_videoPro_DragStarted" Thumb.DragDelta="_videoPro_DragDelta" ValueChanged="_videoPro_ValueChanged" StringInfo="{Binding CurrentFaYuTimeString, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:CustomProgressbar}}}" Maximum="{Binding VideoAllTime, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:CustomProgressbar}}}"/>
        </Canvas>
        <TextBlock x:Name="_AllTime"  Height="50" VerticalAlignment="Bottom" Grid.Column="2" FontSize="32" Margin="20 15 20 0 " Foreground="Gray" HorizontalAlignment="Right" Text="00:00:00" />
    </Grid>
</UserControl>