AddEditBroadcastWindow.xaml

<Window x:Class="WpfApp1.AddEditBroadcastWindow"
        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:local="clr-namespace:WpfApp1"
        mc:Ignorable="d"
        Title="添加/编辑广播" Height="450" Width="600"
        WindowStartupLocation="CenterOwner">
    <Grid Margin="15">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
            <RowDefinition Height="Auto"/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="120"/>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>

        <!-- 时间设置 -->
        <TextBlock Grid.Row="0" Grid.Column="0" Text="时间:" VerticalAlignment="Center"/>
        <Grid Grid.Row="0" Grid.Column="1" Margin="0,5">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="Auto"/>
                <ColumnDefinition Width="Auto"/>
                <ColumnDefinition Width="Auto"/>
                <ColumnDefinition Width="*"/>
            </Grid.ColumnDefinitions>
            
            <!-- 小时选择器 -->
            <ComboBox Grid.Column="0" Name="HourComboBox" Width="60" Margin="0,0,5,0">
                <ComboBox.ItemTemplate>
                    <DataTemplate>
                        <TextBlock Text="{Binding StringFormat=D2}"/>
                    </DataTemplate>
                </ComboBox.ItemTemplate>
            </ComboBox>
            
            <TextBlock Grid.Column="1" Text=":" VerticalAlignment="Center" Margin="0,0,5,0"/>
            
            <!-- 分钟选择器 -->
            <ComboBox Grid.Column="2" Name="MinuteComboBox" Width="60" Margin="0,0,5,0">
                <ComboBox.ItemTemplate>
                    <DataTemplate>
                        <TextBlock Text="{Binding StringFormat=D2}"/>
                    </DataTemplate>
                </ComboBox.ItemTemplate>
            </ComboBox>
            
            <TextBlock Grid.Column="3" Text="(时:分)" VerticalAlignment="Center" Margin="5,0,0,0" Foreground="Gray"/>
        </Grid>

        <!-- 描述 -->
        <TextBlock Grid.Row="1" Grid.Column="0" Text="描述:" VerticalAlignment="Center"/>
        <TextBox Grid.Row="1" Grid.Column="1" Name="DescriptionTextBox" Margin="0,5"/>

        <!-- 星期选择 -->
        <TextBlock Grid.Row="2" Grid.Column="0" Text="播放日期:" VerticalAlignment="Center"/>
        <WrapPanel Grid.Row="2" Grid.Column="1" Margin="0,5">
            <CheckBox Name="MondayCheckBox" Content="周一" Margin="0,0,10,0"/>
            <CheckBox Name="TuesdayCheckBox" Content="周二" Margin="0,0,10,0"/>
            <CheckBox Name="WednesdayCheckBox" Content="周三" Margin="0,0,10,0"/>
            <CheckBox Name="ThursdayCheckBox" Content="周四" Margin="0,0,10,0"/>
            <CheckBox Name="FridayCheckBox" Content="周五" Margin="0,0,10,0"/>
            <CheckBox Name="SaturdayCheckBox" Content="周六" Margin="0,0,10,0"/>
            <CheckBox Name="SundayCheckBox" Content="周日"/>
        </WrapPanel>

        <!-- 文件路径 -->
        <TextBlock Grid.Row="3" Grid.Column="0" Text="文件路径:" VerticalAlignment="Center"/>
        <Grid Grid.Row="3" Grid.Column="1" Margin="0,5">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="*"/>
                <ColumnDefinition Width="Auto"/>
            </Grid.ColumnDefinitions>
            <TextBox Grid.Column="0" Name="FilePathTextBox" TextChanged="FilePathTextBox_TextChanged" IsReadOnly="True"/>
            <Button Grid.Column="1" Content="浏览..." Margin="5,0,0,0" Width="60" Click="BrowseButton_Click"/>
        </Grid>

        <!-- 文件时长 -->
        <TextBlock Grid.Row="4" Grid.Column="0" Text="时长:" VerticalAlignment="Center"/>
        <TextBox Grid.Row="4" Grid.Column="1" Name="DurationTextBox" Margin="0,5" IsReadOnly="True"/>

        <!-- 音量 -->
        <TextBlock Grid.Row="5" Grid.Column="0" Text="音量:" VerticalAlignment="Center"/>
        <Grid Grid.Row="5" Grid.Column="1" Margin="0,5">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="*"/>
                <ColumnDefinition Width="Auto"/>
            </Grid.ColumnDefinitions>
            <Slider Grid.Column="0" Name="VolumeSlider" Minimum="0" Maximum="100" Value="80" 
                    TickFrequency="5" TickPlacement="BottomRight" 
                    ValueChanged="VolumeSlider_ValueChanged"/>
            <TextBlock Grid.Column="1" Text="{Binding ElementName=VolumeSlider, Path=Value, StringFormat={}{0:0}%}" 
                      Margin="5,0,0,0" VerticalAlignment="Center" Width="40"/>
        </Grid>

        <!-- 测试播放 -->
        <Button Grid.Row="6" Grid.Column="1" Name="TestPlayButton" Content="测试播放" 
                HorizontalAlignment="Left" Width="100" Margin="0,10,0,0" Click="TestPlayButton_Click"/>
                
        <!-- 播放状态 -->
        <TextBlock Grid.Row="6" Grid.Column="1" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="0,10,0,0">
            <TextBlock.Text>
                <MultiBinding StringFormat="剩余时长: {0}  循环: {1}">
                    <Binding ElementName="RemainingDurationTextBlock" Path="Text"/>
                    <Binding ElementName="RemainingLoopCountTextBlock" Path="Text"/>
                </MultiBinding>
            </TextBlock.Text>
        </TextBlock>
        <TextBlock Grid.Row="6" Grid.Column="1" Name="RemainingDurationTextBlock" Text="--:--" Visibility="Collapsed"/>
        <TextBlock Grid.Row="6" Grid.Column="1" Name="RemainingLoopCountTextBlock" Text="--" Visibility="Collapsed"/>

        <!-- 循环次数 -->
        <TextBlock Grid.Row="7" Grid.Column="0" Text="循环次数:" VerticalAlignment="Center"/>
        <Grid Grid.Row="7" Grid.Column="1" Margin="0,5">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="60"/>
                <ColumnDefinition Width="*"/>
            </Grid.ColumnDefinitions>
            <TextBox Grid.Column="0" Name="LoopCountTextBox" Text="1" PreviewTextInput="NumberValidationTextBox"/>
            <TextBlock Grid.Column="1" Text="(至少为1)" VerticalAlignment="Center" Margin="5,0,0,0" Foreground="Gray"/>
        </Grid>

        <!-- 确认取消按钮 -->
        <StackPanel Grid.Row="9" Grid.Column="0" Grid.ColumnSpan="2" Orientation="Horizontal" HorizontalAlignment="Right">
            <Button Name="OkButton" Content="确定" Width="80" Margin="0,0,10,0" Click="OkButton_Click"/>
            <Button Name="CancelButton" Content="取消" Width="80" Click="CancelButton_Click"/>
        </StackPanel>
    </Grid>
</Window>