GeekDesk/Control/Windows/ToDoWindow.xaml

<Window x:Class="GeekDesk.Control.Windows.ToDoWindow"
       xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
           xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
           xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
           xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
           xmlns:hc="https://handyorg.github.io/handycontrol"
           xmlns:local="clr-namespace:GeekDesk"
           mc:Ignorable="d"
           WindowStartupLocation="CenterScreen"
           Height="450" 
           Width="850" 
           Title="Task"
           WindowStyle="None"
           AllowsTransparency="True"
           Background="Transparent" ShowInTaskbar="False"
        >
    <Window.Resources>
        <Style x:Key="MenuStyle" TargetType="hc:SideMenuItem" BasedOn="{StaticResource SideMenuItemBaseStyle}">
            <Style.Setters>
                <Setter Property="Background" Value="AliceBlue"/>
            </Style.Setters>
            <Style.Triggers>
                <Trigger Property="IsMouseOver" Value="True">
                    <Setter Property="Background" Value="#FFE2E2E2"/>
                </Trigger>
                <Trigger Property="IsSelected" Value="True">
                    <Setter Property="Background" Value="#FFDAD7D7"/>
                </Trigger>
            </Style.Triggers>
        </Style>
    </Window.Resources>
    <Border CornerRadius="4" BorderThickness="0">
        <Border.Background>
            <SolidColorBrush Color="AliceBlue" Opacity="0.9"/>
        </Border.Background>
        <Grid>
            <Grid.RowDefinitions>
                <RowDefinition Height="*"/>
            </Grid.RowDefinitions>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="140"/>
                <ColumnDefinition Width="*"/>
            </Grid.ColumnDefinitions>

            <hc:Card Grid.Row="0" Grid.Column="0">
                <hc:SideMenu BorderThickness="1" 
                             AutoSelect="True" 
                             >
                    <hc:SideMenu.Background>
                        <SolidColorBrush Color="AliceBlue"/>
                    </hc:SideMenu.Background>

                    <hc:SideMenu.ItemContainerStyle>
                        <Style TargetType="hc:SideMenuItem" BasedOn="{StaticResource MenuStyle}"/>
                    </hc:SideMenu.ItemContainerStyle>

                    <hc:SideMenuItem Header="待办列表"
                                     IsSelected="True"
                                     Selected="MemuClick"
                                     Tag="ExeList"
                                     >
                        <hc:SideMenuItem.Icon>
                            <Button Background="Transparent" 
                                    IsEnabled="False"
                                    Opacity="1"
                            BorderThickness="0"
                            hc:IconElement.Geometry="{StaticResource List}" 
                            hc:IconElement.Height="18"
                            hc:IconElement.Width="18"
                            HorizontalAlignment="Right"
                            />
                        </hc:SideMenuItem.Icon>
                    </hc:SideMenuItem>
                    <hc:SideMenuItem Header="历史待办"
                                     Tag="History"
                                     Selected="MemuClick">
                        <hc:SideMenuItem.Icon>
                            <Button Background="Transparent" 
                                    IsEnabled="False"
                                    Opacity="1"
                            BorderThickness="0"
                            hc:IconElement.Geometry="{StaticResource History}"
                            hc:IconElement.Height="18"
                            hc:IconElement.Width="18"
                            HorizontalAlignment="Right"
                            />
                        </hc:SideMenuItem.Icon>
                    </hc:SideMenuItem>
                </hc:SideMenu>
            </hc:Card>
            <hc:Card Grid.Row="0" Grid.Column="1" x:Name="RightCard" Height="450"  MouseDown="DragMove" />


            <Button Width="22" Height="22" Click="Close_Button_Click" Style="{StaticResource ButtonIcon}" Foreground="{DynamicResource {x:Static SystemColors.ControlDarkDarkBrushKey}}" hc:IconElement.Geometry="{StaticResource ErrorGeometry}" Padding="0" HorizontalAlignment="Right" VerticalAlignment="Top" Margin="0,10,10,0" Grid.Column="1"/>
            <Button Content="新建待办"
                    Panel.ZIndex="1"
                    Background="#5BC0DE"
                    Foreground="White"
                    Grid.Column="1"
                    Margin="590.01,29,10,384"
                    Click="CreateBacklog_BtnClick"/>
        </Grid>
    </Border>
</Window>