mirror of
https://github.com/crskycode/GARbro.git
synced 2024-11-30 17:05:37 +08:00
added text files preview.
This commit is contained in:
parent
d77e3f0b4c
commit
b5fa9cc105
@ -56,7 +56,7 @@
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<value />
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</setting>
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<setting name="appTextEncoding" serializeAs="String">
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<value>UTF-8</value>
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<value>65001</value>
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</setting>
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<setting name="appLastDirectory" serializeAs="String">
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<value />
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|
@ -155,6 +155,9 @@
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<DesignTime>True</DesignTime>
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<DependentUpon>guiStrings.resx</DependentUpon>
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</Compile>
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<Compile Include="TextViewer.xaml.cs">
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<DependentUpon>TextViewer.xaml</DependentUpon>
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</Compile>
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<Compile Include="Utility.cs" />
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<Compile Include="ViewModel.cs" />
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<Page Include="AboutBox.xaml">
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@ -193,6 +196,10 @@
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<DependentUpon>MainWindow.xaml</DependentUpon>
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<SubType>Code</SubType>
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</Compile>
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<Page Include="TextViewer.xaml">
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<SubType>Designer</SubType>
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<Generator>MSBuild:Compile</Generator>
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</Page>
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Properties\AssemblyInfo.cs">
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166
ImagePreview.cs
166
ImagePreview.cs
@ -2,7 +2,7 @@
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//! \date Sun Jul 06 06:34:56 2014
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//! \brief preview images.
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//
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// Copyright (C) 2014 by morkt
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// Copyright (C) 2014-2015 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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@ -37,6 +37,10 @@ using System.Windows.Threading;
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using GARbro.GUI.Strings;
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using GARbro.GUI.Properties;
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using GameRes;
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using System.Text;
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using System.Windows.Documents;
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using System.Windows.Media;
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using System.Globalization;
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namespace GARbro.GUI
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{
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@ -46,6 +50,29 @@ namespace GARbro.GUI
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private PreviewFile m_current_preview = new PreviewFile();
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private bool m_preview_pending = false;
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private UIElement m_active_viewer;
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public UIElement ActiveViewer
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{
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get { return m_active_viewer; }
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set
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{
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if (value == m_active_viewer)
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return;
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m_active_viewer = value;
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m_active_viewer.Visibility = Visibility.Visible;
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bool exists = false;
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foreach (var c in PreviewPane.Children.Cast<UIElement>())
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{
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if (c != m_active_viewer)
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c.Visibility = Visibility.Collapsed;
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else
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exists = true;
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}
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if (!exists)
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PreviewPane.Children.Add (m_active_viewer);
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}
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}
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class PreviewFile
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{
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public string Path { get; set; }
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@ -66,6 +93,31 @@ namespace GARbro.GUI
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if (m_preview_pending)
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RefreshPreviewPane();
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};
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ActiveViewer = ImageView;
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}
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private IEnumerable<Encoding> m_encoding_list = GetEncodingList();
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public IEnumerable<Encoding> TextEncodings { get { return m_encoding_list; } }
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private static IEnumerable<Encoding> GetEncodingList ()
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{
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var list = new HashSet<Encoding>();
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list.Add (Encoding.Default);
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var oem = CultureInfo.CurrentCulture.TextInfo.OEMCodePage;
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list.Add (Encoding.GetEncoding (oem));
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list.Add (Encoding.GetEncoding (932));
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list.Add (Encoding.UTF8);
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list.Add (Encoding.Unicode);
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list.Add (Encoding.BigEndianUnicode);
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return list;
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}
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private void OnEncodingSelect (object sender, SelectionChangedEventArgs e)
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{
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var enc = this.EncodingChoice.SelectedItem as Encoding;
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if (null == enc || null == CurrentTextInput)
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return;
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TextView.CurrentEncoding = enc;
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}
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/// <summary>
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@ -85,43 +137,110 @@ namespace GARbro.GUI
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if (null != current)
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UpdatePreviewPane (current.Source);
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else
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PreviewPane.Source = null;
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ResetPreviewPane();
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}
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void ResetPreviewPane ()
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{
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ActiveViewer = ImageView;
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ImageCanvas.Source = null;
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TextView.Clear();
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CurrentTextInput = null;
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}
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bool IsPreviewPossible (Entry entry)
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{
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return "image" == entry.Type || "script" == entry.Type
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|| (string.IsNullOrEmpty (entry.Type) && entry.Size < 0x100000);
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}
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void UpdatePreviewPane (Entry entry)
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{
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SetStatusText ("");
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var vm = ViewModel;
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m_current_preview = new PreviewFile { Path = vm.Path, Name = entry.Name };
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PreviewPane.Source = null;
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if (entry.Type != "image")
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return;
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if (vm.IsArchive)
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m_current_preview = new PreviewFile { Path = vm.Path, Name = entry.Name, Entry = entry };
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ImageCanvas.Source = null;
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TextView.Clear();
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if (!IsPreviewPossible (entry))
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{
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m_current_preview.Archive = m_app.CurrentArchive;
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m_current_preview.Entry = entry;
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ActiveViewer = ImageView;
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return;
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}
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if (!m_preview_worker.IsBusy)
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if (vm.IsArchive)
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m_current_preview.Archive = m_app.CurrentArchive;
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if ("image" != entry.Type)
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LoadPreviewText (m_current_preview);
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else if (!m_preview_worker.IsBusy)
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m_preview_worker.RunWorkerAsync (m_current_preview);
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else
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m_preview_pending = true;
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}
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private Stream m_current_text;
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private Stream CurrentTextInput
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{
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get { return m_current_text; }
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set
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{
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if (value == m_current_text)
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return;
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if (null != m_current_text)
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m_current_text.Dispose();
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m_current_text = value;
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}
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}
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Stream OpenPreviewStream (PreviewFile preview)
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{
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if (null == preview.Archive)
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{
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string filename = Path.Combine (preview.Path, preview.Name);
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return File.OpenRead (filename);
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}
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else
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{
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return preview.Archive.OpenEntry (preview.Entry);
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}
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}
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void LoadPreviewText (PreviewFile preview)
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{
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Stream file = null;
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try
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{
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file = OpenPreviewStream (preview);
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if (!TextView.IsTextFile (file))
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{
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ActiveViewer = ImageView;
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return;
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}
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var enc = EncodingChoice.SelectedItem as Encoding;
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if (null == enc)
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{
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enc = TextView.GuessEncoding (file);
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EncodingChoice.SelectedItem = enc;
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}
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TextView.DisplayStream (file, enc);
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ActiveViewer = TextView;
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CurrentTextInput = file;
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file = null;
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}
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catch (Exception X)
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{
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SetStatusText (X.Message);
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}
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finally
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{
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if (file != null)
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file.Dispose();
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}
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}
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void LoadPreviewImage (PreviewFile preview)
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{
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try
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{
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Stream file;
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if (null == preview.Archive)
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{
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string filename = Path.Combine (preview.Path, preview.Name);
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file = new FileStream (filename, FileMode.Open, FileAccess.Read);
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}
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else
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{
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file = preview.Archive.OpenEntry (preview.Entry);
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}
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using (file)
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using (var file = OpenPreviewStream (preview))
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{
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var data = ImageFormat.Read (file);
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if (null != data)
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@ -153,7 +272,8 @@ namespace GARbro.GUI
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{
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if (m_current_preview == preview) // compare by reference
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{
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PreviewPane.Source = bitmap;
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ActiveViewer = ImageView;
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ImageCanvas.Source = bitmap;
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SetStatusText (string.Format (guiStrings.MsgImageSize, bitmap.PixelWidth,
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bitmap.PixelHeight, bitmap.Format.BitsPerPixel));
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}
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@ -165,7 +285,7 @@ namespace GARbro.GUI
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/// </summary>
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private void FitWindowExec (object sender, ExecutedRoutedEventArgs e)
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{
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var image = PreviewPane.Source;
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var image = ImageCanvas.Source;
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if (null == image)
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return;
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var width = image.Width + Settings.Default.lvPanelWidth.Value + 1;
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@ -2,6 +2,7 @@
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:local="clr-namespace:GARbro.GUI"
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xmlns:jv="clr-namespace:JustView"
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xmlns:s="clr-namespace:GARbro.GUI.Strings"
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xmlns:p="clr-namespace:GARbro.GUI.Properties"
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Title="GARbro" MinHeight="250" ResizeMode="CanResizeWithGrip"
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@ -212,6 +213,15 @@
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<Image Source="Images/48x48/refresh.png" Height="16" Width="16"/>
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</Button>
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</StackPanel>
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<StackPanel Orientation="Horizontal" x:Name="EncodingWidget" Visibility="{Binding ElementName=TextView, Path=Visibility}">
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<Separator/>
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<TextBlock Text="{x:Static s:guiStrings.LabelEncoding}" VerticalAlignment="Center" Margin="5,0,5,0"/>
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<ComboBox x:Name="EncodingChoice" IsEditable="False" Height="22" DisplayMemberPath="EncodingName"
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ItemsSource="{Binding ElementName=AppWindow, Path=TextEncodings}"
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SelectedValue="{Binding Source={x:Static p:Settings.Default}, Path=appTextEncoding, Mode=TwoWay}"
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SelectedValuePath="CodePage" SelectionChanged="OnEncodingSelect"/>
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<Separator/>
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</StackPanel>
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<Button ToolTip="{x:Static s:guiStrings.MenuAbout}" DockPanel.Dock="Right" Margin="0,2,10,2"
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Command="{x:Static local:Commands.About}">
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<Image Source="{StaticResource Icon32x32Help}"/>
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@ -323,11 +333,13 @@
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</GridView>
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</ListView.View>
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</local:ListViewEx>
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<ScrollViewer Grid.Column="2" Background="LightGray"
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VerticalScrollBarVisibility="Auto" HorizontalScrollBarVisibility="Auto">
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<Image Name="PreviewPane" Stretch="None" UseLayoutRounding="True" SnapsToDevicePixels="True"
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local:TouchScrolling.IsEnabled="True"/>
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</ScrollViewer>
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<Grid Grid.Column="2" Name="PreviewPane" SnapsToDevicePixels="True">
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<ScrollViewer Name="ImageView" Background="LightGray" VerticalScrollBarVisibility="Auto" HorizontalScrollBarVisibility="Auto">
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<Image Name="ImageCanvas" Stretch="None" UseLayoutRounding="True" SnapsToDevicePixels="True"
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local:TouchScrolling.IsEnabled="True"/>
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</ScrollViewer>
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<jv:TextViewer x:Name="TextView" Visibility="Collapsed" BorderThickness="1,0,0,0" BorderBrush="Black"/>
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</Grid>
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<!-- Margin and BorderThickness help to react early on mouse pointer -->
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<GridSplitter Grid.Column="1" Background="Black" ShowsPreview="False" Focusable="False"
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Margin="-3,0" BorderThickness="3,0" BorderBrush="Transparent"
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@ -120,11 +120,7 @@ namespace GARbro.GUI
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/// </summary>
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protected override void OnClosing (CancelEventArgs e)
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{
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if (null != m_audio)
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{
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m_audio.Dispose();
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m_audio = null;
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}
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CurrentAudio = null;
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SaveSettings();
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base.OnClosing (e);
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}
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@ -816,6 +812,16 @@ namespace GARbro.GUI
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}
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WaveOutEvent m_audio;
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WaveOutEvent CurrentAudio
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{
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get { return m_audio; }
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set
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{
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if (m_audio != null)
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m_audio.Dispose();
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m_audio = value;
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}
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}
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private void PlayFile (Entry entry)
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{
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@ -832,17 +838,16 @@ namespace GARbro.GUI
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return;
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}
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if (m_audio != null)
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if (CurrentAudio != null)
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{
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m_audio.PlaybackStopped -= OnPlaybackStopped;
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m_audio.Dispose();
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m_audio = null;
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CurrentAudio.PlaybackStopped -= OnPlaybackStopped;
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CurrentAudio = null;
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}
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var wave_stream = new WaveStreamImpl (sound);
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m_audio = new WaveOutEvent();
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m_audio.Init (wave_stream);
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m_audio.PlaybackStopped += OnPlaybackStopped;
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m_audio.Play();
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CurrentAudio = new WaveOutEvent();
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CurrentAudio.Init (wave_stream);
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CurrentAudio.PlaybackStopped += OnPlaybackStopped;
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CurrentAudio.Play();
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var fmt = wave_stream.WaveFormat;
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SetResourceText (string.Format ("Playing {0} / {2}bps / {1}Hz", entry.Name,
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fmt.SampleRate, sound.SourceBitrate / 1000));
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@ -1126,7 +1131,7 @@ namespace GARbro.GUI
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private void CanExecuteFitWindow (object sender, CanExecuteRoutedEventArgs e)
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{
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e.CanExecute = PreviewPane.Source != null;
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e.CanExecute = ImageCanvas.Source != null;
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}
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private void HideStatusBarExec (object sender, ExecutedRoutedEventArgs e)
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|
@ -12,7 +12,7 @@ using System.Windows;
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[assembly: AssemblyConfiguration("")]
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[assembly: AssemblyCompany ("mørkt")]
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[assembly: AssemblyProduct("GARbro.GUI")]
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[assembly: AssemblyCopyright("Copyright © 2014 mørkt")]
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[assembly: AssemblyCopyright ("Copyright © 2014-2015 mørkt")]
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[assembly: AssemblyTrademark("")]
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[assembly: AssemblyCulture("")]
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@ -51,5 +51,5 @@ using System.Windows;
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// You can specify all the values or you can default the Build and Revision Numbers
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// by using the '*' as shown below:
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// [assembly: AssemblyVersion("1.0.*")]
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[assembly: AssemblyVersion ("1.0.4.13")]
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[assembly: AssemblyFileVersion ("1.0.3.13")]
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[assembly: AssemblyVersion ("1.0.4.14")]
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[assembly: AssemblyFileVersion ("1.0.4.14")]
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|
8
Properties/Settings.Designer.cs
generated
8
Properties/Settings.Designer.cs
generated
@ -1,7 +1,7 @@
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//------------------------------------------------------------------------------
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// <auto-generated>
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// This code was generated by a tool.
|
||||
// Runtime Version:4.0.30319.18444
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// Runtime Version:4.0.30319.34209
|
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//
|
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// Changes to this file may cause incorrect behavior and will be lost if
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// the code is regenerated.
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@ -205,10 +205,10 @@ namespace GARbro.GUI.Properties {
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[global::System.Configuration.UserScopedSettingAttribute()]
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[global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
|
||||
[global::System.Configuration.DefaultSettingValueAttribute("UTF-8")]
|
||||
public string appTextEncoding {
|
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[global::System.Configuration.DefaultSettingValueAttribute("65001")]
|
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public int appTextEncoding {
|
||||
get {
|
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return ((string)(this["appTextEncoding"]));
|
||||
return ((int)(this["appTextEncoding"]));
|
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}
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set {
|
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this["appTextEncoding"] = value;
|
||||
|
@ -47,8 +47,8 @@
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<Setting Name="appImageFormat" Type="System.String" Scope="User">
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<Value Profile="(Default)" />
|
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</Setting>
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<Setting Name="appTextEncoding" Type="System.String" Scope="User">
|
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<Value Profile="(Default)">UTF-8</Value>
|
||||
<Setting Name="appTextEncoding" Type="System.Int32" Scope="User">
|
||||
<Value Profile="(Default)">65001</Value>
|
||||
</Setting>
|
||||
<Setting Name="appLastDirectory" Type="System.String" Scope="User">
|
||||
<Value Profile="(Default)" />
|
||||
|
11
Strings/guiStrings.Designer.cs
generated
11
Strings/guiStrings.Designer.cs
generated
@ -1,7 +1,7 @@
|
||||
//------------------------------------------------------------------------------
|
||||
// <auto-generated>
|
||||
// This code was generated by a tool.
|
||||
// Runtime Version:4.0.30319.18444
|
||||
// Runtime Version:4.0.30319.34209
|
||||
//
|
||||
// Changes to this file may cause incorrect behavior and will be lost if
|
||||
// the code is regenerated.
|
||||
@ -312,6 +312,15 @@ namespace GARbro.GUI.Strings {
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Looks up a localized string similar to Encoding.
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||||
/// </summary>
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||||
public static string LabelEncoding {
|
||||
get {
|
||||
return ResourceManager.GetString("LabelEncoding", resourceCulture);
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||||
}
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||||
}
|
||||
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||||
/// <summary>
|
||||
/// Looks up a localized string similar to Extract files from {0} to.
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||||
/// </summary>
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||||
|
@ -396,4 +396,7 @@ Overwrite?</value>
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||||
<data name="TextImageConvertError" xml:space="preserve">
|
||||
<value>Image conversion error</value>
|
||||
</data>
|
||||
<data name="LabelEncoding" xml:space="preserve">
|
||||
<value>Encoding</value>
|
||||
</data>
|
||||
</root>
|
@ -411,4 +411,7 @@
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||||
<data name="TextImageConvertError" xml:space="preserve">
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||||
<value>Ошибка конверсии изображения</value>
|
||||
</data>
|
||||
<data name="LabelEncoding" xml:space="preserve">
|
||||
<value>Кодировка</value>
|
||||
</data>
|
||||
</root>
|
5
TextViewer.xaml
Normal file
5
TextViewer.xaml
Normal file
@ -0,0 +1,5 @@
|
||||
<FlowDocumentScrollViewer x:Class="JustView.TextViewer"
|
||||
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
|
||||
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
|
||||
<FlowDocument PagePadding="2" TextAlignment="Left" IsHyphenationEnabled="False" FontFamily="Consolas, Courier New" FontSize="12"/>
|
||||
</FlowDocumentScrollViewer>
|
234
TextViewer.xaml.cs
Normal file
234
TextViewer.xaml.cs
Normal file
@ -0,0 +1,234 @@
|
||||
//! \file TextViewer.cs
|
||||
//! \date Mon May 11 23:24:33 2015
|
||||
//! \brief Text file viewer widget.
|
||||
//
|
||||
// Copyright (C) 2015 by morkt
|
||||
//
|
||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
// of this software and associated documentation files (the "Software"), to
|
||||
// deal in the Software without restriction, including without limitation the
|
||||
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
|
||||
// sell copies of the Software, and to permit persons to whom the Software is
|
||||
// furnished to do so, subject to the following conditions:
|
||||
//
|
||||
// The above copyright notice and this permission notice shall be included in
|
||||
// all copies or substantial portions of the Software.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
||||
// IN THE SOFTWARE.
|
||||
//
|
||||
|
||||
using System;
|
||||
using System.IO;
|
||||
using System.Text;
|
||||
using System.Windows;
|
||||
using System.Windows.Controls;
|
||||
using System.Windows.Data;
|
||||
using System.Windows.Documents;
|
||||
using System.Windows.Media;
|
||||
|
||||
namespace JustView
|
||||
{
|
||||
/// <summary>
|
||||
/// Interaction logic for TextViewer.xaml
|
||||
/// </summary>
|
||||
public partial class TextViewer : FlowDocumentScrollViewer
|
||||
{
|
||||
Lazy<ScrollViewer> m_scroll_viewer;
|
||||
Lazy<double> m_default_width;
|
||||
|
||||
public TextViewer ()
|
||||
{
|
||||
m_scroll_viewer = new Lazy<ScrollViewer> (FindScrollViewer);
|
||||
m_default_width = new Lazy<double> (() => GetFixedWidth (80));
|
||||
InitializeComponent();
|
||||
DefaultZoom = 100;
|
||||
}
|
||||
|
||||
public void Clear ()
|
||||
{
|
||||
this.Document.Blocks.Clear();
|
||||
Input = null;
|
||||
}
|
||||
|
||||
public ScrollViewer ScrollViewer { get { return m_scroll_viewer.Value; } }
|
||||
public double DefaultWidth { get { return m_default_width.Value; } }
|
||||
public double DefaultZoom { get; private set; }
|
||||
public Stream Input { get; set; }
|
||||
public double MaxLineWidth { get; set; }
|
||||
|
||||
private bool m_word_wrap;
|
||||
public bool IsWordWrapEnabled
|
||||
{
|
||||
get { return m_word_wrap; }
|
||||
set
|
||||
{
|
||||
m_word_wrap = value;
|
||||
ApplyWordWrap (value);
|
||||
}
|
||||
}
|
||||
|
||||
private Encoding m_current_encoding;
|
||||
public Encoding CurrentEncoding
|
||||
{
|
||||
get { return m_current_encoding; }
|
||||
set
|
||||
{
|
||||
if (m_current_encoding != value)
|
||||
{
|
||||
m_current_encoding = value;
|
||||
Refresh();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void DisplayStream (Stream file, Encoding enc)
|
||||
{
|
||||
if (file.Length > 0xffffff)
|
||||
throw new ApplicationException ("File is too long");
|
||||
ReadStream (file, enc);
|
||||
var sv = FindScrollViewer();
|
||||
if (sv != null)
|
||||
sv.ScrollToHome();
|
||||
Input = file;
|
||||
m_current_encoding = enc;
|
||||
}
|
||||
|
||||
public void Refresh ()
|
||||
{
|
||||
if (Input != null)
|
||||
{
|
||||
Input.Position = 0;
|
||||
ReadStream (Input, CurrentEncoding);
|
||||
}
|
||||
}
|
||||
|
||||
byte[] m_test_buf = new byte[0x400];
|
||||
|
||||
public Encoding GuessEncoding (Stream file)
|
||||
{
|
||||
var enc = Encoding.Default;
|
||||
if (3 == file.Read (m_test_buf, 0, 3))
|
||||
{
|
||||
if (0xef == m_test_buf[0] && 0xbb == m_test_buf[1] && 0xbf == m_test_buf[2])
|
||||
enc = Encoding.UTF8;
|
||||
else if (0xfe == m_test_buf[0] && 0xff == m_test_buf[1])
|
||||
enc = Encoding.BigEndianUnicode;
|
||||
else if (0xff == m_test_buf[0] && 0xfe == m_test_buf[1])
|
||||
enc = Encoding.Unicode;
|
||||
}
|
||||
file.Position = 0;
|
||||
return enc;
|
||||
}
|
||||
|
||||
public bool IsTextFile (Stream file)
|
||||
{
|
||||
int read = file.Read (m_test_buf, 0, m_test_buf.Length);
|
||||
file.Position = 0;
|
||||
bool found_eol = false;
|
||||
for (int i = 0; i < read; ++i)
|
||||
{
|
||||
byte c = m_test_buf[i];
|
||||
if (c < 9 || (c > 0x0d && c < 0x1a) || (c > 0x1b && c < 0x20))
|
||||
return false;
|
||||
if (!found_eol && 0x0a == c)
|
||||
found_eol = true;
|
||||
}
|
||||
return found_eol || read < 80;
|
||||
}
|
||||
|
||||
double GetFixedWidth (int char_width)
|
||||
{
|
||||
var block = new TextBlock();
|
||||
block.FontFamily = this.Document.FontFamily;
|
||||
block.FontSize = this.Document.FontSize;
|
||||
block.Padding = this.Document.PagePadding;
|
||||
block.Text = new string ('M', char_width);
|
||||
block.Measure (new Size (double.PositiveInfinity, double.PositiveInfinity));
|
||||
return block.DesiredSize.Width;
|
||||
}
|
||||
|
||||
void ReadStream (Stream file, Encoding enc)
|
||||
{
|
||||
using (var reader = new StreamReader (file, enc, false, 0x400, true))
|
||||
{
|
||||
this.Document.Blocks.Clear();
|
||||
var para = new Paragraph();
|
||||
var block = new TextBlock();
|
||||
block.FontFamily = this.Document.FontFamily;
|
||||
block.FontSize = this.Document.FontSize;
|
||||
block.Padding = this.Document.PagePadding;
|
||||
double max_width = 0;
|
||||
var max_size = new Size (double.PositiveInfinity, double.PositiveInfinity);
|
||||
for (;;)
|
||||
{
|
||||
var line = reader.ReadLine();
|
||||
if (null == line)
|
||||
break;
|
||||
if (line.Length > 0)
|
||||
{
|
||||
block.Text = line;
|
||||
block.Measure (max_size);
|
||||
var width = block.DesiredSize.Width;
|
||||
if (width > max_width)
|
||||
max_width = width;
|
||||
para.Inlines.Add (new Run (line));
|
||||
}
|
||||
para.Inlines.Add (new LineBreak());
|
||||
}
|
||||
this.Document.Blocks.Add (para);
|
||||
MaxLineWidth = max_width;
|
||||
ApplyWordWrap (IsWordWrapEnabled);
|
||||
}
|
||||
}
|
||||
|
||||
public void ApplyWordWrap (bool word_wrap)
|
||||
{
|
||||
if (word_wrap)
|
||||
{
|
||||
var scroll = this.ScrollViewer;
|
||||
if (scroll != null)
|
||||
{
|
||||
this.Document.PageWidth = scroll.ViewportWidth;
|
||||
var width_binding = new Binding ("ViewportWidth");
|
||||
width_binding.Source = scroll;
|
||||
width_binding.Mode = BindingMode.OneWay;
|
||||
width_binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
|
||||
BindingOperations.SetBinding (this.Document, FlowDocument.PageWidthProperty, width_binding);
|
||||
}
|
||||
else
|
||||
{
|
||||
BindingOperations.ClearBinding (this.Document, FlowDocument.PageWidthProperty);
|
||||
this.Document.PageWidth = this.ActualWidth;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
BindingOperations.ClearBinding (this.Document, FlowDocument.PageWidthProperty);
|
||||
this.Document.PageWidth = MaxLineWidth;
|
||||
}
|
||||
}
|
||||
|
||||
public ScrollViewer FindScrollViewer ()
|
||||
{
|
||||
if (VisualTreeHelper.GetChildrenCount (this) == 0)
|
||||
return null;
|
||||
|
||||
// Border is the first child of first child of a ScrolldocumentViewer
|
||||
var firstChild = VisualTreeHelper.GetChild (this, 0);
|
||||
if (firstChild == null)
|
||||
return null;
|
||||
|
||||
var border = VisualTreeHelper.GetChild (firstChild, 0) as Decorator;
|
||||
if (border == null)
|
||||
return null;
|
||||
|
||||
return border.Child as ScrollViewer;
|
||||
}
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue
Block a user