Browse Source
Added support for removing and replacing field declarations outside of the designer code file. (Changes are identical to the patch I posted in the tracker.) git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/3.0@3790 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61shortcuts
Christian Hornung
17 years ago
10 changed files with 437 additions and 162 deletions
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// <file>
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// <copyright see="prj:///doc/copyright.txt"/>
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// <license see="prj:///doc/license.txt"/>
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// <owner name="Christian Hornung" email="chhornung@googlemail.com"/>
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// <version>$Revision$</version>
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// </file>
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using System; |
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using System.Collections.Generic; |
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using System.IO; |
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using System.Text; |
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using ICSharpCode.Core; |
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using ICSharpCode.SharpDevelop; |
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using ICSharpCode.TextEditor.Document; |
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using ICSharpCode.TextEditor.Util; |
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namespace ICSharpCode.FormsDesigner |
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{ |
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/// <summary>
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/// Manages the source code files and their content associated with
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/// an open forms designer view.
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/// </summary>
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public sealed class DesignerSourceCodeStorage : IEnumerable<KeyValuePair<OpenedFile, IDocument>> |
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{ |
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readonly Dictionary<OpenedFile, FileContent> fileContents = new Dictionary<OpenedFile, FileContent>(); |
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OpenedFile designerCodeFile; |
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public DesignerSourceCodeStorage() |
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{ |
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} |
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public OpenedFile DesignerCodeFile { |
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get { return this.designerCodeFile; } |
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set { |
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if (value != null && !this.fileContents.ContainsKey(value)) { |
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throw new InvalidOperationException("The specified DesignerCodeFile '" + value.FileName + "' is not registered with this DesignerSourceCodeStorage instance."); |
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} |
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this.designerCodeFile = value; |
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} |
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} |
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/// <summary>
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/// Gets the <see cref="IDocument"/> associated with the specified file or
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/// <c>null</c> if the file is not registered with the current instance.
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/// </summary>
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public IDocument this[OpenedFile file] { |
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get { |
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FileContent c; |
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if (this.fileContents.TryGetValue(file, out c)) { |
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return c.Document; |
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} else { |
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return null; |
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} |
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} |
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} |
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public IEnumerator<KeyValuePair<OpenedFile, IDocument>> GetEnumerator() |
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{ |
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foreach (KeyValuePair<OpenedFile, FileContent> entry in this.fileContents) { |
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yield return new KeyValuePair<OpenedFile, IDocument>(entry.Key, entry.Value.Document); |
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} |
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} |
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System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() |
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{ |
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return this.GetEnumerator(); |
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} |
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public void LoadFile(OpenedFile file, Stream stream) |
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{ |
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if (stream == null) |
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throw new ArgumentNullException("stream"); |
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if (file == null) |
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throw new ArgumentNullException("file"); |
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FileContent c; |
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if (!this.fileContents.TryGetValue(file, out c)) { |
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c = new FileContent(); |
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this.fileContents.Add(file, c); |
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} |
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c.LoadFrom(stream); |
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} |
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public void SaveFile(OpenedFile file, Stream stream) |
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{ |
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if (stream == null) |
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throw new ArgumentNullException("stream"); |
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if (file == null) |
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throw new ArgumentNullException("file"); |
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FileContent c; |
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if (!this.fileContents.TryGetValue(file, out c)) { |
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throw new InvalidOperationException("Cannot save file '" + file.FileName + "' because this file is not registered with this DesignerSourceCodeStorage instance."); |
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} |
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c.SaveTo(stream); |
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} |
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/// <summary>
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/// Adds a file with an empty document.
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/// </summary>
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public void AddFile(OpenedFile file) |
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{ |
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this.fileContents.Add(file, new FileContent()); |
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} |
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/// <summary>
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/// Adds a file with an empty document and the specified encoding.
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/// </summary>
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public void AddFile(OpenedFile file, Encoding encoding) |
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{ |
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this.fileContents.Add(file, new FileContent(encoding)); |
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} |
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/// <summary>
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/// Adds a file with the specified document and the specified encoding.
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/// </summary>
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public void AddFile(OpenedFile file, IDocument document, Encoding encoding) |
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{ |
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this.fileContents.Add(file, new FileContent(document, encoding)); |
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} |
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/// <summary>
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/// Adds a file with the specified document and the specified encoding.
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/// </summary>
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/// <param name="doNotLoad">When true, the SourceCodeStorage will not load the stream content into the document when the view is loaded. Use this when the document content is already managed elsewhere.</param>
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public void AddFile(OpenedFile file, IDocument document, Encoding encoding, bool doNotLoad) |
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{ |
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this.fileContents.Add(file, new FileContent(document, encoding, doNotLoad)); |
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} |
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public bool ContainsFile(OpenedFile file) |
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{ |
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return this.fileContents.ContainsKey(file); |
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} |
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public bool RemoveFile(OpenedFile file) |
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{ |
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return this.fileContents.Remove(file); |
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} |
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public Encoding GetFileEncoding(OpenedFile file) |
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{ |
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if (file == null) |
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throw new ArgumentNullException("file"); |
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FileContent c; |
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if (!this.fileContents.TryGetValue(file, out c)) { |
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throw new InvalidOperationException("Cannot get Encoding for file '" + file.FileName + "' because this file is not registered with this DesignerSourceCodeStorage instance."); |
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} |
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return c.Encoding; |
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} |
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/// <summary>
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/// Stores the content of a file in an <see cref="IDocument"/>
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/// along with its encoding.
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/// </summary>
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sealed class FileContent |
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{ |
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static readonly DocumentFactory documentFactory = new DocumentFactory(); |
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Encoding encoding; |
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readonly IDocument document; |
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readonly bool doNotLoad; |
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public FileContent() |
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: this(ParserService.DefaultFileEncoding) |
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{ |
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} |
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public FileContent(Encoding encoding) |
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: this(documentFactory.CreateDocument(), encoding) |
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{ |
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} |
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public FileContent(IDocument document, Encoding encoding) |
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: this(document, encoding, false) |
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{ |
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} |
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public FileContent(IDocument document, Encoding encoding, bool doNotLoad) |
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{ |
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if (document == null) |
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throw new ArgumentNullException("document"); |
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if (encoding == null) |
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throw new ArgumentNullException("encoding"); |
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this.document = document; |
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this.encoding = encoding; |
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this.doNotLoad = doNotLoad; |
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} |
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public IDocument Document { |
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get { return this.document; } |
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} |
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public Encoding Encoding { |
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get { return this.encoding; } |
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} |
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public void LoadFrom(Stream stream) |
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{ |
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if (this.doNotLoad) |
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return; |
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this.encoding = ParserService.DefaultFileEncoding; |
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this.Document.TextContent = FileReader.ReadFileContent(stream, ref this.encoding); |
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} |
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public void SaveTo(Stream stream) |
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{ |
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using(StreamWriter writer = new StreamWriter(stream, this.encoding)) { |
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writer.Write(this.Document.TextContent); |
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} |
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} |
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} |
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} |
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} |
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