模仿迅L看看<音频播放器> 实现点击进度条,跳转播放

时间:2023-03-09 22:11:26
模仿迅L看看<音频播放器> 实现点击进度条,跳转播放
 <Style x:Key="btnFallback" TargetType="{x:Type Button}">
             <Setter Property="Template">
                 <Setter.Value>
                     <ControlTemplate TargetType="{x:Type Button}">
                         <Border x:Name="bd" Height="50" Width="50" Background="Transparent" CornerRadius="36" BorderBrush="Gray" BorderThickness="2">
                             <Path x:Name="p1" Data="M576 160v320l320-320v704l-320-320v320l-352-352z"  HorizontalAlignment="Center" VerticalAlignment="Center" Canvas.Top="10" Fill="Gray" Height="30" Stretch="Fill" Width="30" Canvas.Left="0" Margin="0 0 5 0"/>
                         </Border>
                         <ControlTemplate.Triggers>
                             <Trigger Property="IsMouseOver" Value="True">
                                 <Setter Property="BorderBrush" TargetName="bd" Value="white"/>
                                 <Setter Property="Fill" TargetName="p1" Value="white"/>
                             </Trigger>
                         </ControlTemplate.Triggers>
                     </ControlTemplate>
                 </Setter.Value>
             </Setter>
         </Style>
         <Style x:Key="btnPlay" TargetType="{x:Type Button}">
             <Setter Property="Template">
                 <Setter.Value>
                     <ControlTemplate TargetType="{x:Type Button}">
                         <Border x:Name="bd" Height="60" Width="60" Background="Transparent" CornerRadius="36" BorderBrush="Gray" BorderThickness="2">
                             <Path x:Name="p1" Data="M790.857 529.714l-758.857 421.714q-13.143 7.429-22.571 1.714t-9.429-20.571v-841.143q0-14.857 9.429-20.571t22.571 1.714l758.857 421.714q13.143 7.429 13.143 17.714t-13.143 17.714z"
                                   HorizontalAlignment="Center" VerticalAlignment="Center" Canvas.Top="10" Fill="Gray" Height="30" Stretch="Fill" Width="30" Canvas.Left="0" Margin="10 0 5 0"/>
                         </Border>
                         <ControlTemplate.Triggers>
                             <Trigger Property="IsMouseOver" Value="True">
                                 <Setter Property="BorderBrush" TargetName="bd" Value="white"/>
                                 <Setter Property="Fill" TargetName="p1" Value="white"/>
                             </Trigger>
                         </ControlTemplate.Triggers>
                     </ControlTemplate>
                 </Setter.Value>
             </Setter>
         </Style>
         <Style x:Key="btnStop" TargetType="{x:Type Button}">
             <Setter Property="Template">
                 <Setter.Value>
                     <ControlTemplate TargetType="{x:Type Button}">
                             <Border x:Name="bd" Height="60" Width="60"  Background="Transparent" CornerRadius="36" BorderBrush="Gray" BorderThickness="2">
                                 <Path x:Name="p1" Data="M877.714 109.714v804.571q0 14.857-10.857 25.714t-25.714 10.857h-292.571q-14.857 0-25.714-10.857t-10.857-25.714v-804.571q0-14.857 10.857-25.714t25.714-10.857h292.571q14.857 0 25.714 10.857t10.857 25.714zM365.714 109.714v804.571q0 14.857-10.857 25.714t-25.714 10.857h-292.571q-14.857 0-25.714-10.857t-10.857-25.714v-804.571q0-14.857 10.857-25.714t25.714-10.857h292.571q14.857 0 25.714 10.857t10.857 25.714z"
                                   HorizontalAlignment="Center" VerticalAlignment="Center" Canvas.Top="10" Fill="Gray" Height="30" Stretch="Fill" Width="30" Canvas.Left="0" Margin="5 0 5 0"/>
                             </Border>
                         <ControlTemplate.Triggers>
                             <Trigger Property="IsMouseOver" Value="True">
                                 <Setter Property="BorderBrush" TargetName="bd" Value="white"/>
                                 <Setter Property="Fill" TargetName="p1" Value="white"/>
                             </Trigger>
                         </ControlTemplate.Triggers>
                     </ControlTemplate>
                 </Setter.Value>
             </Setter>
         </Style>
         <Style x:Key="btnFast" TargetType="{x:Type Button}">
             <Setter Property="Template">
                 <Setter.Value>
                     <ControlTemplate TargetType="{x:Type Button}">
                         <Border x:Name="bd" Height="50" Width="50"  Background="Transparent" CornerRadius="36" BorderBrush="Gray" BorderThickness="2">
                             <Path x:Name="p1" Data="M25.714 943.429q-10.857 10.857-18.286 7.429t-7.429-18.286v-841.143q0-14.857 7.429-18.286t18.286 7.429l405.714 405.714q4.571 4.571 7.429 10.857v-405.714q0-14.857 7.429-18.286t18.286 7.429l405.714 405.714q10.857 10.857 10.857 25.714t-10.857 25.714l-405.714 405.714q-10.857 10.857-18.286 7.429t-7.429-18.286v-405.714q-2.857 5.714-7.429 10.857z"
                                   HorizontalAlignment="Center" VerticalAlignment="Center" Canvas.Top="10" Fill="Gray" Height="30" Stretch="Fill" Width="30" Canvas.Left="0" Margin="6 0 0 0"/>
                         </Border>
                         <ControlTemplate.Triggers>
                             <Trigger Property="IsMouseOver" Value="True">
                                 <Setter Property="BorderBrush" TargetName="bd" Value="white"/>
                                 <Setter Property="Fill" TargetName="p1" Value="white"/>
                             </Trigger>
                         </ControlTemplate.Triggers>
                     </ControlTemplate>
                 </Setter.Value>
             </Setter>
         </Style>
         <Style x:Key="btnOpen" TargetType="{x:Type Button}">
             <Setter Property="Template">
                 <Setter.Value>
                     <ControlTemplate TargetType="{x:Type Button}">
                         <Border x:Name="bd" Height="60" Width="160"  Background="Transparent" CornerRadius="3" BorderBrush="Gray" BorderThickness="2">
                             <StackPanel Orientation="Horizontal" Margin="30 0 0 0">
                             <Path x:Name="p1" Data="M1073.714 544q0 17.714-17.714 37.714l-192 226.286q-24.571 29.143-68.857 49.429t-82 20.286h-621.714q-19.429 0-34.571-7.429t-15.143-24.571q0-17.714 17.714-37.714l192-226.286q24.571-29.143 68.857-49.429t82-20.286h621.714q19.429 0 34.571 7.429t15.143 24.571zM877.714 347.429v91.429h-475.429q-53.714 0-112.571 27.143t-93.714 68.286l-195.429 229.714q0-2.286-0.286-7.143t-0.286-7.143v-548.571q0-52.571 37.714-90.286t90.286-37.714h182.857q52.571 0 90.286 37.714t37.714 90.286v18.286h310.857q52.571 0 90.286 37.714t37.714 90.286z"
                                   HorizontalAlignment="Center" VerticalAlignment="Center" Canvas.Top="10" Fill="Gray" Height="30" Stretch="Fill" Width="30" Canvas.Left="0" Margin="0 0 5 0"/>
                                 <TextBlock Text="打开文件..." Foreground="White" HorizontalAlignment="Center" VerticalAlignment="Center"/>
                             </StackPanel>
                             </Border>
                         <ControlTemplate.Triggers>
                             <Trigger Property="IsMouseOver" Value="True">
                                 <Setter Property="BorderBrush" TargetName="bd" Value="white"/>
                                 <Setter Property="Fill" TargetName="p1" Value="white"/>
                             </Trigger>
                         </ControlTemplate.Triggers>
                     </ControlTemplate>
                 </Setter.Value>
             </Setter>
         </Style>

 <Grid>
         <Grid Margin="2">
             <Grid.RowDefinitions>
                 <RowDefinition Height="*"/>
                 <RowDefinition Height="90"/>
             </Grid.RowDefinitions>
             <MediaElement x:Name="MePack" Grid.RowSpan="2" MediaOpened="MePack_MediaOpened" LoadedBehavior="Manual"/>
             <Border x:Name="bdMain" Grid.RowSpan="2" Background="#161D27">
                 <Button Style="{StaticResource btnOpen}" Click="openBtn_Click"/>
             </Border>
             <Grid Grid.Row="2" Height="80" Background="Black" Opacity=".8">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="*"/>
                     <ColumnDefinition Width="80"/>
                     <ColumnDefinition Width="80"/>
                     <ColumnDefinition Width="80"/>
                     <ColumnDefinition Width="*"/>
                 </Grid.ColumnDefinitions>
                 <Grid.RowDefinitions>
                     <RowDefinition Height="20"/>
                     <RowDefinition Height="*"/>
                 </Grid.RowDefinitions>
                 <Slider x:Name="CvSlider" Grid.ColumnSpan="5" Style="{StaticResource SliderEnter}"
                         PreviewMouseLeftButtonDown="CvSlider_PreviewMouseLeftButtonDown"
                         PreviewMouseLeftButtonUp="CvSlider_PreviewMouseLeftButtonUp"
                         ValueChanged="CvSlider_ValueChanged"
                         Maximum="0"
                         IsMoveToPointEnabled="True"/>
                 <Button x:Name="btnBack" Grid.Row="1" Grid.Column="1" Style="{StaticResource btnFallback}" Margin="10 5" HorizontalAlignment="Center" VerticalAlignment="Center"/>
                 <Button x:Name="btnPlay" Grid.Row="1" Grid.Column="2" Style="{StaticResource btnPlay}" Margin="10 0" HorizontalAlignment="Center" VerticalAlignment="Center" Click="btnSwitch" Tag="0" ToolTip="播放"/>
                 <Button x:Name="btnStop" Grid.Row="1" Grid.Column="2" Visibility="Hidden" Style="{StaticResource btnStop}" Margin="10 0" HorizontalAlignment="Center" VerticalAlignment="Center" Click="btnSwitch" Tag="1" ToolTip="暂停"/>
                 <Button x:Name="btnFast" Grid.Row="1" Grid.Column="3" Style="{StaticResource btnFast}" Margin="10 5" HorizontalAlignment="Center" VerticalAlignment="Center"/>
                 <TextBlock x:Name="TimeLengh" Text="00:00:00" Margin="10" Grid.Column="4" Grid.Row="1" HorizontalAlignment="Right"/>
             </Grid>
         </Grid>
     </Grid>
  public DispatcherTimer tm = new DispatcherTimer();
         public TimeSpan ts = new TimeSpan();
         ;
         public MediaElementMain()
         {
             InitializeComponent();
             tm.Tick += tm_Tick;
             tm.Interval = TimeSpan.FromSeconds(0.05);
             tm.Start();
         }

         void tm_Tick(object sender, EventArgs e)
         {
             )
             {
                 this.CvSlider.Value = MePack.Position.TotalSeconds;
                 ;//时
                 ;
                 ;//分
                 ;//秒

                 ;//时
                 ;
                 ;//分
                 ;//秒
                 TimeLengh.Text = d.ToString() + ":" + f.ToString() + ":" + w.ToString() + "/" + o.ToString() + ":" + k.ToString() + ":" + l.ToString();
             }
         }

         private void openBtn_Click(object sender, RoutedEventArgs e)
         {
             OpenFileDialog openFile = new OpenFileDialog();
             openFile.Filter = "ir files (*.wmv)||*.avi||*.mp3||*.mp4||All files (*.*)|*.*"; //过滤文件类型
             if (openFile.ShowDialog() == true)
             {
                 MePack.Source = new Uri(openFile.FileName,UriKind.Relative);
                 MePack.Play();
                 bdMain.Visibility = Visibility.Hidden;
                 btnStop.Visibility = Visibility.Visible;
                 btnPlay.Visibility = Visibility.Hidden;
                 //getTime(openFile.FileName);
             }
         }
         //public static string getTime(string path)
         //{
         //    try
         //    {
         //        Shell32.Shell shell = new Shell32.ShellClass();
         //        //文件路径
         //        Shell32.Folder folder = shell.NameSpace(path.Substring(0, path.LastIndexOf("\\")));
         //        //文件名称
         //        Shell32.FolderItem folderitem = folder.ParseName(path.Substring(path.LastIndexOf("\\") + 2));
         //        return folder.GetDetailsOf(folderitem, 21);
         //    }
         //    catch (Exception ex)
         //    {
         //        return null;
         //    }
         //}
         private void MePack_MediaOpened(object sender, RoutedEventArgs e)
         {
             btnSwitch(btnPlay, null);
             CvSlider.Minimum = ;
             CvSlider.Maximum = MePack.NaturalDuration.TimeSpan.TotalSeconds;
             TimeSpan totaotp = MePack.NaturalDuration.TimeSpan;
         }
         private void btnSwitch(object sender, RoutedEventArgs e)
         {
             if (MePack.Source != null)
             {
                 Button btn = sender as Button;
                 int num = Convert.ToInt32(btn.Tag);
                 )
                 {
                     MePack.Pause();
                     btnStop.Visibility = Visibility.Hidden;
                     btnPlay.Visibility = Visibility.Visible;
                 }
                 else
                 {
                     MePack.Play();
                     btnStop.Visibility = Visibility.Visible;
                     btnPlay.Visibility = Visibility.Hidden;
                 }
             }
         }

         private void CvSlider_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
         {
             begin = ;
         }

         private void CvSlider_PreviewMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
         {
             MePack.Position = ts;
             ;//时
             ;
             ;//分
             ;//秒

             ;//时
             ;
             ;//分
             ;//秒
             TimeLengh.Text = d.ToString() + ":" + f.ToString() + ":" + w.ToString() + "/" + o.ToString() + ":" + k.ToString() + ":" + l.ToString();
             begin = (int)ts.TotalSeconds;
         }

         private void CvSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
         {
             ts = TimeSpan.FromSeconds(e.NewValue);
             ;//时
             ;
             ;//分
             ;//秒

             ;//时
             ;
             ;//分
             ;//秒
             TimeLengh.Text = d.ToString() + ":" + f.ToString() + ":" + w.ToString() + "/" + o.ToString() + ":" + k.ToString() + ":" + l.ToString();
         }

效果图:

模仿迅L看看<音频播放器> 实现点击进度条,跳转播放

http://www.cnblogs.com/yanjinhua/p/5643459.html