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Add HtmlSyntaxColorizer sample. 

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/2.1@2521 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61
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Daniel Grunwald 18 years ago
parent
83b7d119d9
commit
ff45445828
8 changed files with 358 additions and 3 deletions
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  1. 31
      samples/HtmlSyntaxColorizer/AssemblyInfo.cs
  2. 40
      samples/HtmlSyntaxColorizer/HtmlSyntaxColorizer.csproj
  3. 18
      samples/HtmlSyntaxColorizer/HtmlSyntaxColorizer.sln
  4. 230
      samples/HtmlSyntaxColorizer/HtmlWriter.cs
  5. 27
      samples/HtmlSyntaxColorizer/Main.cs
  6. 7
      src/Libraries/NRefactory/Test/Output/SnippetConversion.cs
  7. 4
      src/Main/Base/Project/Src/Commands/VBConverter/CSharpConvertBuffer.cs
  8. 4
      src/Main/Base/Project/Src/Commands/VBConverter/ConvertBuffer.cs

31
samples/HtmlSyntaxColorizer/AssemblyInfo.cs
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@ -0,0 +1,31 @@ @@ -0,0 +1,31 @@
#region Using directives
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
#endregion
// General Information about an assembly is controlled through the following
// set of attributes. Change these attribute values to modify the information
// associated with an assembly.
[assembly: AssemblyTitle("HtmlSyntaxColorizer")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("")]
[assembly: AssemblyProduct("HtmlSyntaxColorizer")]
[assembly: AssemblyCopyright("")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
// This sets the default COM visibility of types in the assembly to invisible.
// If you need to expose a type to COM, use [ComVisible(true)] on that type.
[assembly: ComVisible(false)]
// The assembly version has following format :
//
// Major.Minor.Build.Revision
//
// You can specify all the values or you can use the default the Revision and
// Build Numbers by using the '*' as shown below:
[assembly: AssemblyVersion("1.0.*")]

40
samples/HtmlSyntaxColorizer/HtmlSyntaxColorizer.csproj
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@ -0,0 +1,40 @@ @@ -0,0 +1,40 @@
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<ProjectGuid>{6D17428C-A444-4C26-8FE3-976160F41D97}</ProjectGuid>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<OutputType>Exe</OutputType>
<RootNamespace>HtmlSyntaxColorizer</RootNamespace>
<AssemblyName>HtmlSyntaxColorizer</AssemblyName>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
<OutputPath>bin\Debug\</OutputPath>
<DebugSymbols>True</DebugSymbols>
<DebugType>Full</DebugType>
<CheckForOverflowUnderflow>True</CheckForOverflowUnderflow>
<DefineConstants>DEBUG;TRACE</DefineConstants>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
<OutputPath>bin\Release\</OutputPath>
<DebugSymbols>False</DebugSymbols>
<DebugType>None</DebugType>
<CheckForOverflowUnderflow>False</CheckForOverflowUnderflow>
<DefineConstants>TRACE</DefineConstants>
</PropertyGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.Targets" />
<ItemGroup>
<Reference Include="ICSharpCode.TextEditor">
<HintPath>..\..\bin\ICSharpCode.TextEditor.dll</HintPath>
<SpecificVersion>False</SpecificVersion>
</Reference>
<Reference Include="System" />
<Reference Include="System.Data" />
<Reference Include="System.Drawing" />
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="AssemblyInfo.cs" />
<Compile Include="HtmlWriter.cs" />
<Compile Include="Main.cs" />
</ItemGroup>
</Project>

18
samples/HtmlSyntaxColorizer/HtmlSyntaxColorizer.sln
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@ -0,0 +1,18 @@ @@ -0,0 +1,18 @@

Microsoft Visual Studio Solution File, Format Version 9.00
# Visual Studio 2005
# SharpDevelop 2.1.0.2513
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HtmlSyntaxColorizer", "HtmlSyntaxColorizer.csproj", "{6D17428C-A444-4C26-8FE3-976160F41D97}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{6D17428C-A444-4C26-8FE3-976160F41D97}.Debug|Any CPU.Build.0 = Debug|Any CPU
{6D17428C-A444-4C26-8FE3-976160F41D97}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{6D17428C-A444-4C26-8FE3-976160F41D97}.Release|Any CPU.Build.0 = Release|Any CPU
{6D17428C-A444-4C26-8FE3-976160F41D97}.Release|Any CPU.ActiveCfg = Release|Any CPU
EndGlobalSection
EndGlobal

230
samples/HtmlSyntaxColorizer/HtmlWriter.cs
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// <file>
// <copyright see="prj:///doc/copyright.txt"/>
// <license see="prj:///doc/license.txt"/>
// <author name="Daniel Grunwald"/>
// <version>$Revision$</version>
// </file>
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Xml;
using ICSharpCode.TextEditor;
using ICSharpCode.TextEditor.Document;
namespace ICSharpCode.HtmlSyntaxColorizer
{
public class HtmlWriter
{
public bool AlternateLineBackground;
public bool ShowLineNumbers;
public string MainStyle = "font-size: small; font-family: Consolas, \"Courier New\", Courier, Monospace;";
public string LineStyle = "margin: 0em;";
public string AlternateLineStyle = "margin: 0em; width: 100%; background-color: #f0f0f0;";
#region Stylesheet cache
/// <summary>
/// Specifies whether a CSS stylesheet should be created to reduce the size of the created code.
/// The default value is true.
/// </summary>
public bool CreateStylesheet = true;
/// <summary>
/// Specifies the prefix to use in front of generate style class names.
/// </summary>
public string StyleClassPrefix = "code";
Dictionary<string, string> stylesheetCache = new Dictionary<string, string>();
/// <summary>
/// Resets the CSS stylesheet cache. Stylesheet classes will be cached on GenerateHtml calls.
/// If you want to reuse the HtmlWriter for multiple
/// </summary>
public void ResetStylesheetCache()
{
stylesheetCache.Clear();
}
string GetClass(string style)
{
return stylesheetCache[style];
}
void CacheClass(string style, StringBuilder b)
{
if (style == null) return;
if (!stylesheetCache.ContainsKey(style)) {
string styleName = StyleClassPrefix + stylesheetCache.Count;
stylesheetCache[style] = styleName;
b.Append('.');
b.Append(styleName);
b.Append(" { ");
b.Append(style);
b.AppendLine(" }");
}
}
#endregion
public string GenerateHtml(string code, string highlighterName)
{
IDocument doc = new DocumentFactory().CreateDocument();
doc.HighlightingStrategy = HighlightingManager.Manager.FindHighlighter(highlighterName);
doc.TextContent = code;
return GenerateHtml(doc);
}
HighlightColor currentDefaultTextColor;
public string GenerateHtml(IDocument document)
{
string myMainStyle = MainStyle;
currentDefaultTextColor = document.HighlightingStrategy.GetColorFor("Default");
myMainStyle += " color: " + ColorToString(currentDefaultTextColor.Color) + ";"
+ " background-color: " + ColorToString(currentDefaultTextColor.BackgroundColor);
string LineNumberStyle;
HighlightColor lineNumbersColor = document.HighlightingStrategy.GetColorFor("LineNumbers");
if (lineNumbersColor != null) {
LineNumberStyle = " color: " + ColorToString(lineNumbersColor.Color) + ";"
+ " background-color: " + ColorToString(lineNumbersColor.BackgroundColor);
} else {
LineNumberStyle = " color: #606060";
}
StringBuilder b = new StringBuilder();
if (CreateStylesheet) {
b.AppendLine("<style type=\"text/css\">");
if (ShowLineNumbers || AlternateLineBackground) {
CacheClass(myMainStyle, b);
CacheClass(LineStyle, b);
} else {
CacheClass(myMainStyle + LineStyle, b);
}
if (AlternateLineBackground) CacheClass(AlternateLineStyle, b);
if (ShowLineNumbers) CacheClass(LineNumberStyle, b);
foreach (LineSegment ls in document.LineSegmentCollection) {
foreach (TextWord word in ls.Words) {
CacheClass(GetStyle(word), b);
}
}
b.AppendLine("</style>");
}
if (ShowLineNumbers || AlternateLineBackground) {
b.Append("<div");
WriteStyle(myMainStyle, b);
b.AppendLine(">");
int longestNumberLength = 1 + (int)Math.Log10(document.TotalNumberOfLines);
int lineNumber = 1;
foreach (LineSegment lineSegment in document.LineSegmentCollection) {
b.Append("<pre");
if (AlternateLineBackground && (lineNumber % 2) == 0) {
WriteStyle(AlternateLineStyle, b);
} else {
WriteStyle(LineStyle, b);
}
b.Append(">");
if (ShowLineNumbers) {
b.Append("<span");
WriteStyle(LineNumberStyle, b);
b.Append('>');
b.Append(lineNumber.ToString().PadLeft(longestNumberLength));
b.Append(": ");
b.Append("</span>");
}
if (lineSegment.Words.Count == 0) {
b.Append("&nbsp;");
} else {
PrintWords(lineSegment, b);
}
b.AppendLine("</pre>");
lineNumber++;
}
b.AppendLine("</div>");
} else {
b.Append("<pre");
WriteStyle(myMainStyle + LineStyle, b);
b.AppendLine(">");
foreach (LineSegment lineSegment in document.LineSegmentCollection) {
PrintWords(lineSegment, b);
b.AppendLine();
}
b.AppendLine("</pre>");
}
return b.ToString();
}
void PrintWords(LineSegment lineSegment, StringBuilder b)
{
string currentSpan = null;
foreach (TextWord word in lineSegment.Words) {
if (word.Type == TextWordType.Space) {
b.Append(' ');
} else if (word.Type == TextWordType.Tab) {
b.Append('\t');
} else {
string newSpan = GetStyle(word);
if (currentSpan != newSpan) {
if (currentSpan != null) b.Append("</span>");
if (newSpan != null) {
b.Append("<span");
WriteStyle(newSpan, b);
b.Append('>');
}
currentSpan = newSpan;
}
b.Append(HtmlEncode(word.Word));
}
}
if (currentSpan != null) b.Append("</span>");
}
static string HtmlEncode(string word)
{
return word.Replace("&", "&amp;").Replace("<", "&lt;").Replace(">", "&gt;");
}
void WriteStyle(string style, StringBuilder b)
{
if (CreateStylesheet) {
b.Append(" class=\"");
b.Append(GetClass(style));
b.Append('"');
} else {
b.Append(" style='");
b.Append(style);
b.Append("'");
}
}
string GetStyle(TextWord word)
{
if (word.SyntaxColor == null || word.SyntaxColor.ToString() == currentDefaultTextColor.ToString())
return null;
string style = "color: " + ColorToString(word.Color) + ";";
if (word.Bold) {
style += " font-weight: bold;";
}
if (word.Italic) {
style += " font-style: italic;";
}
if (word.SyntaxColor.HasBackground) {
style += " background-color: " + ColorToString(word.SyntaxColor.BackgroundColor) + ";";
}
return style;
}
string ColorToString(System.Drawing.Color color)
{
return "#" + color.R.ToString("x2") + color.G.ToString("x2") + color.B.ToString("x2");
}
}
}

27
samples/HtmlSyntaxColorizer/Main.cs
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@ -0,0 +1,27 @@ @@ -0,0 +1,27 @@
// <file>
// <copyright see="prj:///doc/copyright.txt"/>
// <license see="prj:///doc/license.txt"/>
// <author name="Daniel Grunwald"/>
// <version>$Revision$</version>
// </file>
using System;
using System.Diagnostics;
using System.IO;
using System.Collections.Generic;
namespace ICSharpCode.HtmlSyntaxColorizer
{
class MainClass
{
public static void Main(string[] args)
{
HtmlWriter w = new HtmlWriter();
w.ShowLineNumbers = true;
w.AlternateLineBackground = true;
string code = File.ReadAllText("../../Main.cs");
string html = w.GenerateHtml(code, "C#");
File.WriteAllText("output.html", "<html><body>" + html + "</body></html>");
Process.Start("output.html"); // view in browser
}
}
}

7
src/Libraries/NRefactory/Test/Output/SnippetConversion.cs
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@ -20,16 +20,21 @@ namespace ICSharpCode.NRefactory.Tests.Output @@ -20,16 +20,21 @@ namespace ICSharpCode.NRefactory.Tests.Output
{
SnippetParser parser = new SnippetParser(SupportedLanguage.CSharp);
INode node = parser.Parse(input);
// parser.Errors.ErrorOutput contains syntax errors, if any
Assert.IsNotNull(node);
Assert.AreEqual("", parser.Errors.ErrorOutput);
// parser.Specials is the list of comments, preprocessor directives etc.
PreprocessingDirective.CSharpToVB(parser.Specials);
// Convert C# constructs to VB.NET:
node.AcceptVisitor(new CSharpConstructsVisitor(), null);
node.AcceptVisitor(new ToVBNetConvertVisitor(), null);
VBNetOutputVisitor output = new VBNetOutputVisitor();
using (SpecialNodesInserter.Install(parser.Specials, output)) {
node.AcceptVisitor(output, null);
}
// output.Errors.ErrorOutput contains conversion errors/warnings, if any
// output.Text contains the converted code
Assert.AreEqual("", output.Errors.ErrorOutput);
Assert.AreEqual(expectedOutput, output.Text);
}

4
src/Main/Base/Project/Src/Commands/VBConverter/CSharpConvertBuffer.cs
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@ -34,7 +34,9 @@ namespace ICSharpCode.SharpDevelop.Commands @@ -34,7 +34,9 @@ namespace ICSharpCode.SharpDevelop.Commands
ICSharpCode.NRefactory.PrettyPrinter.CSharpOutputVisitor output = new ICSharpCode.NRefactory.PrettyPrinter.CSharpOutputVisitor();
List<ISpecial> specials = p.Lexer.SpecialTracker.CurrentSpecials;
PreprocessingDirective.VBToCSharp(specials);
new VBNetToCSharpConvertVisitor().VisitCompilationUnit(p.CompilationUnit, null);
p.CompilationUnit.AcceptVisitor(new VBNetConstructsConvertVisitor(), null);
p.CompilationUnit.AcceptVisitor(new ToCSharpConvertVisitor(), null);
using (SpecialNodesInserter.Install(specials, output)) {
output.VisitCompilationUnit(p.CompilationUnit, null);
}

4
src/Main/Base/Project/Src/Commands/VBConverter/ConvertBuffer.cs
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@ -36,7 +36,9 @@ namespace ICSharpCode.SharpDevelop.Commands @@ -36,7 +36,9 @@ namespace ICSharpCode.SharpDevelop.Commands
List<ISpecial> specials = p.Lexer.SpecialTracker.CurrentSpecials;
PreprocessingDirective.CSharpToVB(specials);
new CSharpToVBNetConvertVisitor().VisitCompilationUnit(p.CompilationUnit, null);
p.CompilationUnit.AcceptVisitor(new CSharpConstructsVisitor(), null);
p.CompilationUnit.AcceptVisitor(new ToVBNetConvertVisitor(), null);
using (SpecialNodesInserter.Install(specials, vbv)) {
vbv.VisitCompilationUnit(p.CompilationUnit, null);
}

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