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|
//
// Document.cs
//
// Author:
// Lluis Sanchez Gual
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
// 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.Collections;
using System.Collections.Generic;
using System.IO;
using Gtk;
using MonoDevelop.Core;
using MonoDevelop.Core.Execution;
using MonoDevelop.Components;
using MonoDevelop.Projects;
using MonoDevelop.Projects.Text;
using MonoDevelop.Ide.Gui.Content;
using MonoDevelop.Ide.Gui.Dialogs;
using MonoDevelop.Ide.Tasks;
using Mono.Addins;
using MonoDevelop.Ide.Extensions;
using System.Linq;
using System.Threading;
using MonoDevelop.Ide.TypeSystem;
using ICSharpCode.NRefactory;
using ICSharpCode.NRefactory.TypeSystem;
using ICSharpCode.NRefactory.TypeSystem.Implementation;
using System.Text;
using System.Collections.ObjectModel;
namespace MonoDevelop.Ide.Gui
{
public class Document : ICSharpCode.NRefactory.AbstractAnnotatable
{
internal object MemoryProbe = Counters.DocumentsInMemory.CreateMemoryProbe ();
IWorkbenchWindow window;
TextEditorExtension editorExtension;
ParsedDocument parsedDocument;
IProjectContent singleFileContext;
Mono.TextEditor.ITextEditorDataProvider provider = null;
const int ParseDelay = 600;
public IWorkbenchWindow Window {
get { return window; }
}
internal DateTime LastTimeActive {
get;
set;
}
public TextEditorExtension EditorExtension {
get { return this.editorExtension; }
}
public T GetContent<T> () where T : class
{
if (window == null)
return null;
//check whether the ViewContent can return the type directly
T ret = Window.ActiveViewContent.GetContent (typeof(T)) as T;
if (ret != null)
return ret;
//check the primary viewcontent
//not sure if this is the right thing to do, but things depend on this behaviour
if (Window.ViewContent != Window.ActiveViewContent) {
ret = Window.ViewContent.GetContent (typeof(T)) as T;
if (ret != null)
return ret;
}
//no, so look through the TexteditorExtensions as well
TextEditorExtension nextExtension = editorExtension;
while (nextExtension != null) {
if (typeof(T).IsAssignableFrom (nextExtension.GetType ()))
return nextExtension as T;
nextExtension = nextExtension.Next as TextEditorExtension;
}
return null;
}
public IEnumerable<T> GetContents<T> () where T : class
{
//check whether the ViewContent can return the type directly
T ret = (T) Window.ActiveViewContent.GetContent (typeof(T));
if (ret != null)
yield return ret;
//check the primary viewcontent
//not sure if this is the right thing to do, but things depend on this behaviour
if (Window.ViewContent != Window.ActiveViewContent) {
ret = (T) Window.ViewContent.GetContent (typeof(T));
if (ret != null)
yield return ret;
}
//no, so look through the TexteditorExtensions as well
TextEditorExtension nextExtension = editorExtension;
while (nextExtension != null) {
if (typeof(T).IsAssignableFrom (nextExtension.GetType ()))
yield return nextExtension as T;
nextExtension = nextExtension.Next as TextEditorExtension;
}
}
static Document ()
{
if (IdeApp.Workbench != null) {
IdeApp.Workbench.ActiveDocumentChanged += delegate {
// reparse on document switch to update the current file with changes done in other files.
var doc = IdeApp.Workbench.ActiveDocument;
if (doc == null || doc.Editor == null)
return;
doc.StartReparseThread ();
};
}
}
public Document (IWorkbenchWindow window)
{
Counters.OpenDocuments++;
LastTimeActive = DateTime.Now;
this.window = window;
window.Closed += OnClosed;
window.ActiveViewContentChanged += OnActiveViewContentChanged;
if (IdeApp.Workspace != null)
IdeApp.Workspace.ItemRemovedFromSolution += OnEntryRemoved;
if (window.ViewContent.Project != null)
window.ViewContent.Project.Modified += HandleProjectModified;
window.ViewsChanged += HandleViewsChanged;
}
/* void UpdateRegisteredDom (object sender, ProjectDomEventArgs e)
{
if (dom == null || dom.Project == null)
return;
var project = e.ITypeResolveContext != null ? e.ITypeResolveContext.Project : null;
if (project != null && project.FileName == dom.Project.FileName)
dom = e.ITypeResolveContext;
}*/
public FilePath FileName {
get {
if (Window == null || !Window.ViewContent.IsFile)
return null;
return Window.ViewContent.IsUntitled ? Window.ViewContent.UntitledName : Window.ViewContent.ContentName;
}
}
public bool IsFile {
get { return Window.ViewContent.IsFile; }
}
public bool IsDirty {
get { return !Window.ViewContent.IsViewOnly && (Window.ViewContent.ContentName == null || Window.ViewContent.IsDirty); }
set { Window.ViewContent.IsDirty = value; }
}
public bool HasProject {
get { return Window != null ? Window.ViewContent.Project != null : false; }
}
public Project Project {
get { return Window != null ? Window.ViewContent.Project : null; }
/* set {
Window.ViewContent.Project = value;
if (value != null)
singleFileContext = null;
// File needs to be in sync with the project, otherwise the parsed document at start may be invalid.
// better solution: create the document with the project attached.
StartReparseThread ();
}*/
}
public bool IsCompileableInProject {
get {
var project = Project;
if (project == null)
return false;
var solution = project.ParentSolution;
if (solution != null && IdeApp.Workspace != null) {
var config = IdeApp.Workspace.ActiveConfiguration;
if (config != null) {
var sc = solution.GetConfiguration (config);
if (sc != null && !sc.BuildEnabledForItem (project))
return false;
}
}
var pf = project.GetProjectFile (FileName);
return pf != null && pf.BuildAction != BuildAction.None;
}
}
public IProjectContent ProjectContent {
get {
return Project != null ? TypeSystemService.GetProjectContext (Project) : GetProjectContext ();
}
}
public virtual ICompilation Compilation {
get {
return Project != null ? TypeSystemService.GetCompilation (Project) : GetProjectContext ().CreateCompilation ();
}
}
public virtual ParsedDocument ParsedDocument {
get {
return parsedDocument;
}
}
public string PathRelativeToProject {
get { return Window.ViewContent.PathRelativeToProject; }
}
public void Select ()
{
window.SelectWindow ();
}
public DocumentView ActiveView {
get {
LoadViews (true);
return WrapView (window.ActiveViewContent);
}
}
public DocumentView PrimaryView {
get {
LoadViews (true);
return WrapView (window.ViewContent);
}
}
public ReadOnlyCollection<DocumentView> Views {
get {
LoadViews (true);
if (viewsRO == null)
viewsRO = new ReadOnlyCollection<DocumentView> (views);
return viewsRO;
}
}
ReadOnlyCollection<DocumentView> viewsRO;
List<DocumentView> views = new List<DocumentView> ();
void HandleViewsChanged (object sender, EventArgs e)
{
LoadViews (false);
}
void LoadViews (bool force)
{
if (!force && views == null)
return;
var newList = new List<DocumentView> ();
newList.Add (WrapView (window.ViewContent));
foreach (var v in window.SubViewContents)
newList.Add (WrapView (v));
views = newList;
viewsRO = null;
}
DocumentView WrapView (IBaseViewContent content)
{
if (content == null)
return null;
if (views != null)
return views.FirstOrDefault (v => v.BaseContent == content) ?? new DocumentView (this, content);
else
return new DocumentView (this, content);
}
public string Name {
get {
IViewContent view = Window.ViewContent;
return view.IsUntitled ? view.UntitledName : view.ContentName;
}
}
public Mono.TextEditor.TextEditorData Editor {
get {
if (provider == null) {
provider = GetContent <Mono.TextEditor.ITextEditorDataProvider> ();
if (provider == null)
return null;
}
return provider.GetTextEditorData ();
}
}
public bool IsViewOnly {
get { return Window.ViewContent.IsViewOnly; }
}
public void Reload ()
{
ICustomXmlSerializer memento = null;
IMementoCapable mc = GetContent<IMementoCapable> ();
if (mc != null) {
memento = mc.Memento;
}
window.ViewContent.Load (window.ViewContent.ContentName);
if (memento != null) {
mc.Memento = memento;
}
}
public void Save ()
{
// suspend type service "check all file loop" since we have already a parsed document.
// Or at least one that updates "soon".
TypeSystemService.TrackFileChanges = false;
try {
if (Window.ViewContent.IsViewOnly || !Window.ViewContent.IsDirty)
return;
if (!Window.ViewContent.IsFile) {
Window.ViewContent.Save ();
return;
}
if (Window.ViewContent.ContentName == null) {
SaveAs ();
} else {
try {
FileService.RequestFileEdit (Window.ViewContent.ContentName, true);
} catch (Exception ex) {
MessageService.ShowError (GettextCatalog.GetString ("The file could not be saved."), ex.Message, ex);
}
FileAttributes attr = FileAttributes.ReadOnly | FileAttributes.Directory | FileAttributes.Offline | FileAttributes.System;
if (!File.Exists (Window.ViewContent.ContentName) || (File.GetAttributes (window.ViewContent.ContentName) & attr) != 0) {
SaveAs ();
} else {
string fileName = Window.ViewContent.ContentName;
// save backup first
if ((bool)PropertyService.Get ("SharpDevelop.CreateBackupCopy", false)) {
Window.ViewContent.Save (fileName + "~");
FileService.NotifyFileChanged (fileName);
}
Window.ViewContent.Save (fileName);
FileService.NotifyFileChanged (fileName);
OnSaved (EventArgs.Empty);
}
}
} finally {
// Set the file time of the current document after the file time of the written file, to prevent double file updates.
// Note that the parsed document may be overwritten by a background thread to a more recent one.
var doc = parsedDocument;
if (doc != null && doc.ParsedFile != null) {
string fileName = Window.ViewContent.ContentName;
try {
// filename could be null if the user cancelled SaveAs and this is a new & unsaved file
if (fileName != null)
doc.ParsedFile.LastWriteTime = File.GetLastWriteTimeUtc (fileName);
} catch (Exception e) {
doc.ParsedFile.LastWriteTime = DateTime.UtcNow;
LoggingService.LogWarning ("Exception while getting the write time from " + fileName, e);
}
}
TypeSystemService.TrackFileChanges = true;
}
}
public void SaveAs ()
{
SaveAs (null);
}
public void SaveAs (string filename)
{
if (Window.ViewContent.IsViewOnly || !Window.ViewContent.IsFile)
return;
Encoding encoding = null;
IEncodedTextContent tbuffer = GetContent <IEncodedTextContent> ();
if (tbuffer != null) {
encoding = tbuffer.SourceEncoding;
if (encoding == null)
encoding = Encoding.Default;
}
if (filename == null) {
var dlg = new OpenFileDialog (GettextCatalog.GetString ("Save as..."), MonoDevelop.Components.FileChooserAction.Save) {
TransientFor = IdeApp.Workbench.RootWindow,
Encoding = encoding,
ShowEncodingSelector = (tbuffer != null),
};
if (Window.ViewContent.IsUntitled)
dlg.InitialFileName = Window.ViewContent.UntitledName;
else {
dlg.CurrentFolder = Path.GetDirectoryName (Window.ViewContent.ContentName);
dlg.InitialFileName = Path.GetFileName (Window.ViewContent.ContentName);
}
if (!dlg.Run ())
return;
filename = dlg.SelectedFile;
encoding = dlg.Encoding;
}
if (!FileService.IsValidPath (filename)) {
MessageService.ShowMessage (GettextCatalog.GetString ("File name {0} is invalid", filename));
return;
}
// detect preexisting file
if (File.Exists (filename)) {
if (!MessageService.Confirm (GettextCatalog.GetString ("File {0} already exists. Overwrite?", filename), AlertButton.OverwriteFile))
return;
}
// save backup first
if ((bool)PropertyService.Get ("SharpDevelop.CreateBackupCopy", false)) {
if (tbuffer != null && encoding != null)
tbuffer.Save (filename + "~", encoding);
else
Window.ViewContent.Save (filename + "~");
}
TypeSystemService.RemoveSkippedfile (FileName);
// do actual save
if (tbuffer != null && encoding != null)
tbuffer.Save (filename, encoding);
else
Window.ViewContent.Save (filename);
FileService.NotifyFileChanged (filename);
DesktopService.RecentFiles.AddFile (filename, (Project)null);
OnSaved (EventArgs.Empty);
UpdateParseDocument ();
}
public bool IsBuildTarget
{
get
{
if (this.IsViewOnly)
return false;
if (Window.ViewContent.ContentName != null)
return Services.ProjectService.CanCreateSingleFileProject(Window.ViewContent.ContentName);
return false;
}
}
public IAsyncOperation Build ()
{
return IdeApp.ProjectOperations.BuildFile (Window.ViewContent.ContentName);
}
public IAsyncOperation Rebuild ()
{
return Build ();
}
public void Clean ()
{
}
public IAsyncOperation Run ()
{
return Run (Runtime.ProcessService.DefaultExecutionHandler);
}
public IAsyncOperation Run (IExecutionHandler handler)
{
return IdeApp.ProjectOperations.ExecuteFile (Window.ViewContent.ContentName, handler);
}
public bool CanRun ()
{
return CanRun (Runtime.ProcessService.DefaultExecutionHandler);
}
public bool CanRun (IExecutionHandler handler)
{
return IsBuildTarget && Window.ViewContent.ContentName != null && IdeApp.ProjectOperations.CanExecuteFile (Window.ViewContent.ContentName, handler);
}
public bool Close ()
{
return ((SdiWorkspaceWindow)Window).CloseWindow (false, true);
}
void OnSaved (EventArgs args)
{
IdeApp.Workbench.SaveFileStatus ();
if (Saved != null)
Saved (this, args);
}
public void CancelParseTimeout ()
{
if (parseTimeout != 0) {
GLib.Source.Remove (parseTimeout);
parseTimeout = 0;
}
}
bool isClosed;
void OnClosed (object s, EventArgs a)
{
isClosed = true;
// TypeSystemService.DomRegistered -= UpdateRegisteredDom;
CancelParseTimeout ();
ClearTasks ();
TypeSystemService.RemoveSkippedfile (FileName);
try {
OnClosed (a);
} catch (Exception ex) {
LoggingService.LogError ("Exception while calling OnClosed.", ex);
}
// Parse the file when the document is closed. In this way if the document
// is closed without saving the changes, the saved compilation unit
// information will be restored
/* if (currentParseFile != null) {
TypeSystemService.QueueParseJob (dom, delegate (string name, IProgressMonitor monitor) {
TypeSystemService.Parse (curentParseProject, currentParseFile);
}, FileName);
}
if (isFileDom) {
TypeSystemService.RemoveFileDom (FileName);
dom = null;
}*/
Counters.OpenDocuments--;
}
internal void DisposeDocument ()
{
DetachExtensionChain ();
RemoveAnnotations (typeof(System.Object));
if (window is SdiWorkspaceWindow)
((SdiWorkspaceWindow)window).DetachFromPathedDocument ();
window.Closed -= OnClosed;
window.ActiveViewContentChanged -= OnActiveViewContentChanged;
if (IdeApp.Workspace != null)
IdeApp.Workspace.ItemRemovedFromSolution -= OnEntryRemoved;
// Unsubscribe project events
if (window.ViewContent.Project != null)
window.ViewContent.Project.Modified -= HandleProjectModified;
window.ViewsChanged += HandleViewsChanged;
window = null;
parsedDocument = null;
singleFileContext = null;
provider = null;
views = null;
viewsRO = null;
}
#region document tasks
object lockObj = new object ();
void ClearTasks ()
{
lock (lockObj) {
TaskService.Errors.ClearByOwner (this);
}
}
// void CompilationUnitUpdated (object sender, ParsedDocumentEventArgs args)
// {
// if (this.FileName == args.FileName) {
//// if (!args.Unit.HasErrors)
// parsedDocument = args.ParsedDocument;
///* TODO: Implement better task update algorithm.
//
// ClearTasks ();
// lock (lockObj) {
// foreach (Error error in args.Unit.Errors) {
// tasks.Add (new Task (this.FileName, error.Message, error.Column, error.Line, error.ErrorType == ErrorType.Error ? TaskType.Error : TaskType.Warning, this.Project));
// }
// IdeApp.Services.TaskService.AddRange (tasks);
// }*/
// }
// }
#endregion
void OnActiveViewContentChanged (object s, EventArgs args)
{
OnViewChanged (args);
}
void OnClosed (EventArgs args)
{
if (Closed != null)
Closed (this, args);
}
void OnViewChanged (EventArgs args)
{
if (ViewChanged != null)
ViewChanged (this, args);
}
bool wasEdited;
void InitializeExtensionChain ()
{
DetachExtensionChain ();
var editor = GetContent<IExtensibleTextEditor> ();
ExtensionNodeList extensions = window.ExtensionContext.GetExtensionNodes ("/MonoDevelop/Ide/TextEditorExtensions", typeof(TextEditorExtensionNode));
editorExtension = null;
TextEditorExtension last = null;
var mimetypeChain = DesktopService.GetMimeTypeInheritanceChainForFile (FileName).ToArray ();
foreach (TextEditorExtensionNode extNode in extensions) {
if (!extNode.Supports (FileName, mimetypeChain))
continue;
TextEditorExtension ext;
try {
ext = (TextEditorExtension)extNode.CreateInstance ();
} catch (Exception e) {
LoggingService.LogError ("Error while creating text editor extension :" + extNode.Id + "(" + extNode.Type +")", e);
continue;
}
if (ext.ExtendsEditor (this, editor)) {
if (last != null) {
ext.Next = last.Next;
last.Next = ext;
last = ext;
} else {
editorExtension = last = ext;
last.Next = editor.AttachExtension (editorExtension);
}
ext.Initialize (this);
}
}
if (window is SdiWorkspaceWindow)
((SdiWorkspaceWindow)window).AttachToPathedDocument (GetContent<MonoDevelop.Ide.Gui.Content.IPathedDocument> ());
}
void DetachExtensionChain ()
{
while (editorExtension != null) {
try {
editorExtension.Dispose ();
} catch (Exception ex) {
LoggingService.LogError ("Exception while disposing extension:" + editorExtension, ex);
}
editorExtension = editorExtension.Next as TextEditorExtension;
}
editorExtension = null;
}
void InitializeEditor (IExtensibleTextEditor editor)
{
Editor.Document.TextReplaced += (o, a) => {
if (parsedDocument != null)
parsedDocument.IsInvalid = true;
if (Editor.Document.IsInAtomicUndo) {
wasEdited = true;
} else {
StartReparseThread ();
}
};
Editor.Document.BeginUndo += delegate {
wasEdited = false;
};
Editor.Document.EndUndo += delegate {
if (wasEdited)
StartReparseThread ();
};
Editor.Document.Undone += (o, a) => StartReparseThread ();
Editor.Document.Redone += (o, a) => StartReparseThread ();
InitializeExtensionChain ();
}
internal void OnDocumentAttached ()
{
IExtensibleTextEditor editor = GetContent<IExtensibleTextEditor> ();
if (editor != null) {
InitializeEditor (editor);
RunWhenLoaded (delegate { ListenToProjectLoad (Project); });
}
window.Document = this;
}
/// <summary>
/// Performs an action when the content is loaded.
/// </summary>
/// <param name='action'>
/// The action to run.
/// </param>
public void RunWhenLoaded (System.Action action)
{
var e = Editor;
if (e == null || e.Document == null) {
action ();
return;
}
e.Document.RunWhenLoaded (action);
}
public void AttachToProject (Project project)
{
SetProject (project);
}
TypeSystemService.ProjectContentWrapper currentWrapper;
internal void SetProject (Project project)
{
if (Window == null || Window.ViewContent == null || Window.ViewContent.Project == project)
return;
DetachExtensionChain ();
ISupportsProjectReload pr = GetContent<ISupportsProjectReload> ();
if (pr != null) {
// Unsubscribe project events
if (Window.ViewContent.Project != null)
Window.ViewContent.Project.Modified -= HandleProjectModified;
Window.ViewContent.Project = project;
pr.Update (project);
}
if (project != null)
project.Modified += HandleProjectModified;
InitializeExtensionChain ();
ListenToProjectLoad (project);
}
void ListenToProjectLoad (Project project)
{
if (currentWrapper != null) {
currentWrapper.Loaded -= HandleInLoadChanged;
currentWrapper = null;
}
if (project != null) {
var wrapper = TypeSystemService.GetProjectContentWrapper (project);
wrapper.Loaded += HandleInLoadChanged;
currentWrapper = wrapper;
currentWrapper.RequestLoad ();
}
StartReparseThread ();
}
void HandleInLoadChanged (object sender, EventArgs e)
{
StartReparseThread ();
}
void HandleProjectModified (object sender, SolutionItemModifiedEventArgs e)
{
if (!e.Any (x => x.Hint == "TargetFramework" || x.Hint == "References"))
return;
StartReparseThread ();
}
/// <summary>
/// This method can take some time to finish. It's not threaded
/// </summary>
/// <returns>
/// A <see cref="ParsedDocument"/> that contains the current dom.
/// </returns>
public ParsedDocument UpdateParseDocument ()
{
try {
string currentParseFile = FileName;
var editor = Editor;
if (editor == null || string.IsNullOrEmpty (currentParseFile))
return null;
TypeSystemService.AddSkippedFile (currentParseFile);
string currentParseText = editor.Text;
this.parsedDocument = TypeSystemService.ParseFile (Project, currentParseFile, editor.Document.MimeType, currentParseText);
if (Project == null && this.parsedDocument != null) {
singleFileContext = GetProjectContext ().AddOrUpdateFiles (parsedDocument.ParsedFile);
}
} finally {
OnDocumentParsed (EventArgs.Empty);
}
return this.parsedDocument;
}
static readonly Lazy<IUnresolvedAssembly> mscorlib = new Lazy<IUnresolvedAssembly> ( () => new IkvmLoader ().LoadAssemblyFile (typeof (object).Assembly.Location));
static readonly Lazy<IUnresolvedAssembly> systemCore = new Lazy<IUnresolvedAssembly>( () => new IkvmLoader ().LoadAssemblyFile (typeof (System.Linq.Enumerable).Assembly.Location));
static readonly Lazy<IUnresolvedAssembly> system = new Lazy<IUnresolvedAssembly>( () => new IkvmLoader ().LoadAssemblyFile (typeof (System.Uri).Assembly.Location));
static IUnresolvedAssembly Mscorlib { get { return mscorlib.Value; } }
static IUnresolvedAssembly SystemCore { get { return systemCore.Value; } }
static IUnresolvedAssembly System { get { return system.Value; } }
public bool IsProjectContextInUpdate {
get {
if (currentWrapper == null)
return false;
return !currentWrapper.IsLoaded;
}
}
public virtual IProjectContent GetProjectContext ()
{
if (Project == null) {
if (singleFileContext == null) {
singleFileContext = new ICSharpCode.NRefactory.CSharp.CSharpProjectContent ();
singleFileContext = singleFileContext.AddAssemblyReferences (new [] { Mscorlib, System, SystemCore });
}
if (parsedDocument != null)
return singleFileContext.AddOrUpdateFiles (parsedDocument.ParsedFile);
return singleFileContext;
}
return TypeSystemService.GetProjectContext (Project);
}
uint parseTimeout = 0;
object reparseLock = new object();
internal void StartReparseThread ()
{
lock (reparseLock) {
if (currentWrapper != null)
currentWrapper.EnsureReferencesAreLoaded ();
// Don't directly parse the document because doing it at every key press is
// very inefficient. Do it after a small delay instead, so several changes can
// be parsed at the same time.
string currentParseFile = FileName;
if (string.IsNullOrEmpty (currentParseFile))
return;
CancelParseTimeout ();
if (IsProjectContextInUpdate) {
return;
}
parseTimeout = GLib.Timeout.Add (ParseDelay, delegate {
var editor = Editor;
if (editor == null || IsProjectContextInUpdate) {
parseTimeout = 0;
return false;
}
string currentParseText = editor.Text;
string mimeType = editor.Document.MimeType;
ThreadPool.QueueUserWorkItem (delegate {
if (IsProjectContextInUpdate) {
return;
}
TypeSystemService.AddSkippedFile (currentParseFile);
var currentParsedDocument = TypeSystemService.ParseFile (Project, currentParseFile, mimeType, currentParseText);
Application.Invoke (delegate {
// this may be called after the document has closed, in that case the OnDocumentParsed event shouldn't be invoked.
if (isClosed)
return;
this.parsedDocument = currentParsedDocument;
OnDocumentParsed (EventArgs.Empty);
});
});
parseTimeout = 0;
return false;
});
}
}
/// <summary>
/// This method kicks off an async document parser and should be used instead of
/// <see cref="UpdateParseDocument"/> unless you need the parsed document immediately.
/// </summary>
public void ReparseDocument ()
{
StartReparseThread ();
}
internal object ExtendedCommandTargetChain {
get {
// Only go through the text editor chain, if the text editor is selected as subview
if (Window != null && Window.ActiveViewContent.GetContent (typeof(IExtensibleTextEditor)) != null)
return editorExtension;
return null;
}
}
void OnEntryRemoved (object sender, SolutionItemEventArgs args)
{
if (args.SolutionItem == window.ViewContent.Project)
window.ViewContent.Project = null;
}
protected virtual void OnDocumentParsed (EventArgs e)
{
EventHandler handler = this.DocumentParsed;
if (handler != null)
handler (this, e);
}
public event EventHandler Closed;
public event EventHandler Saved;
public event EventHandler ViewChanged;
public event EventHandler DocumentParsed;
public string[] CommentTags {
get {
if (IsFile)
return GetCommentTags (FileName);
else
return null;
}
}
public static string[] GetCommentTags (string fileName)
{
//Document doc = IdeApp.Workbench.ActiveDocument;
string loadedMimeType = DesktopService.GetMimeTypeForUri (fileName);
Mono.TextEditor.Highlighting.SyntaxMode mode = null;
foreach (string mt in DesktopService.GetMimeTypeInheritanceChain (loadedMimeType)) {
mode = Mono.TextEditor.Highlighting.SyntaxModeService.GetSyntaxMode (null, mt);
if (mode != null)
break;
}
if (mode == null)
return null;
List<string> ctags;
if (mode.Properties.TryGetValue ("LineComment", out ctags) && ctags.Count > 0) {
return new string [] { ctags [0] };
}
List<string> tags = new List<string> ();
if (mode.Properties.TryGetValue ("BlockCommentStart", out ctags))
tags.Add (ctags [0]);
if (mode.Properties.TryGetValue ("BlockCommentEnd", out ctags))
tags.Add (ctags [0]);
if (tags.Count == 2)
return tags.ToArray ();
else
return null;
}
// public MonoDevelop.Projects.CodeGeneration.CodeGenerator CreateCodeGenerator ()
// {
// return MonoDevelop.Projects.CodeGeneration.CodeGenerator.CreateGenerator (Editor.Document.MimeType,
// Editor.Options.TabsToSpaces, Editor.Options.TabSize, Editor.EolMarker);
// }
/// <summary>
/// If the document shouldn't restore the settings after the load it can be disabled with this method.
/// That is useful when opening a document and programmatically scrolling to a specified location.
/// </summary>
public void DisableAutoScroll ()
{
if (IsFile)
Mono.TextEditor.Utils.FileSettingsStore.Remove (FileName);
}
}
[Serializable]
public sealed class DocumentEventArgs : EventArgs
{
public Document Document {
get;
set;
}
public DocumentEventArgs (Document document)
{
this.Document = document;
}
}
}
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