kmpdfkit_demo/Demo/Examples/Compdfkit_Tools/DigitalSignature/AddCertificationControl/SaveCustomCertificationControl.xaml

<UserControl x:Class="Compdfkit_Tools.DigitalSignature.AddCertificationControl.SaveCustomCertificationControl"
             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:Compdfkit_Tools.DigitalSignature.AddCertificationControl"
             xmlns:common="clr-namespace:Compdfkit_Tools.Common"
             mc:Ignorable="d"
             d:DesignHeight="277" d:DesignWidth="532">
    <UserControl.Resources>
        <common:TextLengthToVisibilityConverter x:Key="TextLengthToVisibilityConverter"></common:TextLengthToVisibilityConverter>
        <common:BoolToCollapsedConverter x:Key="BoolToCollapsedConverter"></common:BoolToCollapsedConverter>
    </UserControl.Resources>
    <Grid Margin="10">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"></RowDefinition>
            <RowDefinition Height="Auto"></RowDefinition>
            <RowDefinition></RowDefinition>
        </Grid.RowDefinitions>
        
        <TextBlock Text="Digitally signed ID cards can be saved locally for secondary use" 
                   HorizontalAlignment="Left" Width="422" Height="20" FontSize="14" FontFamily="Segoe UI"></TextBlock>
        
        <Grid Grid.Row="1" Margin="0,10,0,10">
            <Grid.RowDefinitions>
                <RowDefinition></RowDefinition>
                <RowDefinition></RowDefinition>
                <RowDefinition></RowDefinition>
                <RowDefinition></RowDefinition>
            </Grid.RowDefinitions>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="120"></ColumnDefinition>
                <ColumnDefinition Width="258"></ColumnDefinition>
                <ColumnDefinition></ColumnDefinition>
            </Grid.ColumnDefinitions>
            
            <TextBlock Text="File location" FontSize="14" FontFamily="Segoe UI" VerticalAlignment="Center"></TextBlock>
            <Grid Grid.Column="1">
                <TextBox Height="28" x:Name="FileLocation" VerticalContentAlignment="Center" VerticalAlignment="Center"/>
                <TextBlock Text="Select a file" VerticalAlignment="Center"  Margin="10" Visibility="{Binding ElementName=FileLocation, Path=Text, Converter={StaticResource TextLengthToVisibilityConverter}}" IsHitTestVisible="False"  Foreground="#BBB"></TextBlock>
            </Grid>
            <Button Grid.Column="2" Content="Select File" Height="28" Margin="10,0,0,0" VerticalAlignment="Center" HorizontalAlignment="Left" Width="80"></Button>
            
            <TextBlock Grid.Row="1" Text="Set Password" FontSize="14" FontFamily="Segoe UI" VerticalAlignment="Center"></TextBlock>
            <Grid Grid.Row="1" Grid.Column="1">
                <PasswordBox Height="28" x:Name="Password" Password="{Binding SetPassword,Mode=OneWayToSource}" VerticalContentAlignment="Center" VerticalAlignment="Center"/>
                <TextBlock Text="Please enter the password" VerticalAlignment="Center"  Margin="10" Visibility="{Binding ElementName=Password, Path=Password.Length, Converter={StaticResource TextLengthToVisibilityConverter}}" IsHitTestVisible="False"  Foreground="#BBB"></TextBlock>
            </Grid>
            
            <TextBlock Grid.Row="2" Text="Confirm Password" FontSize="14" FontFamily="Segoe UI" VerticalAlignment="Center"></TextBlock>
            <Grid Grid.Row="2" Grid.Column="1">
                <PasswordBox Height="28" x:Name="ConfirmPassword" VerticalContentAlignment="Center" VerticalAlignment="Center"/>
                <TextBlock Text="Please enter the password again" VerticalAlignment="Center"  Margin="10" Visibility="{Binding ElementName=ConfirmPassword, Path=Password.Length, Converter={StaticResource TextLengthToVisibilityConverter}}" IsHitTestVisible="False"  Foreground="#BBB"></TextBlock>
            </Grid>
            
            <TextBlock Grid.Row="3" Grid.Column="1" Foreground="Red" Text="Confirmation password is not the same as the set password, please re-enter it"
                       TextWrapping="Wrap" FontSize="12" FontFamily="Segoe UI" VerticalAlignment="Center"></TextBlock>
        </Grid>
        <StackPanel Grid.Row="2" Orientation="Horizontal" HorizontalAlignment="Right">
            <Button Width="112" Height="32" Content="Cancel"></Button>
            <Button Width="112" Height="32" Content="Done" Margin="10,0,0,0"></Button>
        </StackPanel>
    </Grid>
</UserControl>