wpf的PDF浏覽（圖檔按鈕）

參考：http://www.360doc.com/content/15/1018/10/5268588_506450212.shtml

前言：本文主要參考了上面部落客的博文，把原來的文字按鈕修改成圖檔按鈕。

1.準備

    建立項目，項目添加對MoonPdfLib.dll的引用（使用NuGet添加，右鍵引用），另外記得将libmupdf.dll放于項目執行目錄bin檔案夾下。

2.代碼

（1）PDFViewer.xaml

<Window x:Class="EppulsWpfApp.PDFViewer"         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:mpp="clr-namespace:MoonPdfLib;assembly=MoonPdfLib"         xmlns:local="clr-namespace:EppulsWpfApp"         mc:Ignorable="d"         Title="PDF浏覽" Height="900" Width="950">     <Grid>         <Grid.RowDefinitions>             <RowDefinition Height="Auto"/>             <RowDefinition Height="*"/>         </Grid.RowDefinitions>         <Border Background="#f0f0f0">             <StackPanel HorizontalAlignment="Left" Orientation="Horizontal">                 <Button x:Name="btn_print" HorizontalAlignment="Left" ToolTip="列印" Width="30" Height="20" Click="Print_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/print.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/print.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/print.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/print.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <Button x:Name="btn_zoomin" ToolTip="放大" HorizontalAlignment="Left" Width="30" Height="20" Click="ZoomInButton_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/zoom-in.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/zoom-in.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/zoom-in.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/zoom-in.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <Button x:Name="btn_zoomout" ToolTip="縮小" HorizontalAlignment="Left" Width="30" Height="20" Click="ZoomOutButton_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/zoom-out.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/zoom-out.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/zoom-out.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/zoom-out.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <Button x:Name="btn_singlepage" ToolTip="單頁" HorizontalAlignment="Left" Width="30" Height="20" Click="SinglePageButton_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/single.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/single.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/single.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/single.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <Button x:Name="btn_facing" ToolTip="雙頁" HorizontalAlignment="Left" Width="30" Height="20" Click="FacingButton_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/template.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/template.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/template.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/template.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <Button x:Name="btn_100" ToolTip="100%" HorizontalAlignment="Left" Width="30" Height="20" Click="NormalButton_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/100%.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/100%.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/100%.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/100%.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <Button x:Name="btn_FitToHeight" ToolTip="整個文檔" HorizontalAlignment="Left" Width="30" Height="20" Click="FitToHeightButton_Click" Margin="5">                     <Button.Style>                         <Style TargetType="{x:Type Button}">                             <Setter Property="Template">                                 <Setter.Value>                                     <ControlTemplate TargetType="{x:Type Button}">                                         <Image Name="btnbg" Source="image/document.png" />                                         <ControlTemplate.Triggers>                                             <Trigger Property="IsMouseOver" Value="True">                                                 <Setter Property="Source"  Value="image/document.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsPressed" Value="True">                                                 <Setter Property="Source" Value="image/document.png" TargetName="btnbg" />                                             </Trigger>                                             <Trigger Property="IsEnabled" Value="false">                                                 <Setter Property="Source" Value="image/document.png" TargetName="btnbg" />                                             </Trigger>                                         </ControlTemplate.Triggers>                                     </ControlTemplate>                                 </Setter.Value>                             </Setter>                         </Style>                     </Button.Style>                 </Button>                 <!--<Button Content="100%" Width="50" Click="NormalButton_Click" Margin="0,5"/>-->                 <!--<Button Content="整頁" Width="50" Click="FitToHeightButton_Click" Margin="5,5"/>-->                 <!--<Button Content="檔案" Width="50" Click="FileButton_Click" Margin="5"/>-->             </StackPanel>         </Border>         <!--PDF的浏覽窗體-->         <Border Background="#d3d3d3" Grid.Row="1">             <mpp:MoonPdfPanel x:Name="moonPdfPanel" Background="LightGray"  ViewType="SinglePage" PageRowDisplay="ContinuousPageRows" PageMargin="0,2,4,2" AllowDrop="True"/>         </Border>     </Grid> </Window>

圖檔資源：

（2）PDFViewer.xaml.cs 按鈕監聽代碼

private void Print_Click( object sender, RoutedEventArgs e) {     PdfDocument doc = new PdfDocument();     doc.LoadFromFile( "e:/test.pdf" );     PrintDialog dialogPrint = new PrintDialog();     dialogPrint.AllowPrintToFile = true ;     dialogPrint.AllowSomePages = true ;     dialogPrint.PrinterSettings.MinimumPage = 1;     dialogPrint.PrinterSettings.MaximumPage = doc.Pages.Count;     dialogPrint.PrinterSettings.FromPage = 1;     dialogPrint.PrinterSettings.ToPage = doc.Pages.Count;     if (dialogPrint.ShowDialog() == System.Windows.Forms.DialogResult.OK)     {         //設定列印的起始頁碼         doc.PrintFromPage = dialogPrint.PrinterSettings.FromPage;         //設定列印的終止頁碼         doc.PrintToPage = dialogPrint.PrinterSettings.ToPage;         //選擇列印機         doc.PrinterName = dialogPrint.PrinterSettings.PrinterName;         PrintDocument printDoc = doc.PrintDocument;         dialogPrint.Document = printDoc;         printDoc.Print();     } }

private void ZoomInButton_Click( object sender, RoutedEventArgs e) {     if (_isLoaded)     {         moonPdfPanel.ZoomIn();     } } private void ZoomOutButton_Click( object sender, RoutedEventArgs e) {     if (_isLoaded)     {         moonPdfPanel.ZoomOut();     } } private void NormalButton_Click( object sender, RoutedEventArgs e) {     if (_isLoaded)     {         moonPdfPanel.Zoom(1.0);     } } private void FitToHeightButton_Click( object sender, RoutedEventArgs e) {     moonPdfPanel.ZoomToHeight(); } private void FacingButton_Click( object sender, RoutedEventArgs e) {     moonPdfPanel.ViewType = MoonPdfLib.ViewType.Facing; } private void SinglePageButton_Click( object sender, RoutedEventArgs e) {     moonPdfPanel.ViewType = MoonPdfLib.ViewType.SinglePage; }

//加載PDF檔案呢 private void FileButton_Click( object sender, RoutedEventArgs e) {     moonPdfPanel.OpenFile( @"e:\test.pdf" );     _isLoaded = true ; }

3.效果圖