kmpdfkit_demo/compdfkit_demo_windows/compdfkit/compdfkit-tools/Edit/PDFTextEdit/PDFTextEditUI/CPDFTextStyleUI.xaml

<UserControl x:Class="compdfkit_tools.Edit.CPDFTextStyleUI"
             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.Edit"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <StackPanel Name="TextStyleUI">
        
        <Grid>
            <TextBlock VerticalAlignment="Center" Margin="0,10,10,0">字体样式:</TextBlock>
        </Grid>
      
        <StackPanel Orientation="Horizontal" Margin="0,10,0,0">
            <ComboBox Name="FontNameComboBox" Width="90" FontSize="14" SelectionChanged="FontNameComboBox_SelectionChanged">
                <ComboBoxItem Content="Courier"></ComboBoxItem>
                <ComboBoxItem Content="Helvetica"></ComboBoxItem>
                <ComboBoxItem Content="Times"></ComboBoxItem>
            </ComboBox>
            <ToggleButton Name="FontBoldBtn" FontSize="14" FontWeight="Bold" Width="40" Margin="10,0,10,0" BorderThickness="0" 
                          Checked="FontBoldBtn_CheckChanged" Unchecked="FontBoldBtn_CheckChanged">B</ToggleButton>
            <ToggleButton Name="FontItalicBtn" FontSize="14" FontWeight="Bold" Width="40" BorderThickness="0" FontStyle="Italic"
                          Checked="FontItalicBtn_CheckChanged" Unchecked="FontItalicBtn_CheckChanged">U</ToggleButton>
        </StackPanel>
        
    </StackPanel>
</UserControl>