[PyBinding] Add pathbar support to PyBinding.

License: MIT/X11

5 files changed, 332 insertions, 1 deletions

diff --git a/extras/PyBinding/PyBinding/Makefile b/extras/PyBinding/PyBinding/Makefile
index f2f98f2fc8..c01d00f6ed 100644
--- a/extras/PyBinding/PyBinding/Makefile
+++ b/extras/PyBinding/PyBinding/Makefile
@@ -63,6 +63,8 @@ FILES =  \
 	PyBinding.Gui.Navigation/PackageNodeBuilder.cs \
 	PyBinding.Gui.Navigation/PackagesNodeBuilder.cs \
 	PyBinding.Gui.Navigation/ProjectNodeBuilderExtension.cs \
+	PyBinding.Gui/CompilationUnitDataProvider.cs \
+	PyBinding.Gui/DataProvider.cs \
 	PyBinding.Gui/PythonEditorCompletion.cs \
 	PyBinding.Gui/PythonEditorIndentation.cs \
 	PyBinding.Gui/PythonEditorOutline.cs \
diff --git a/extras/PyBinding/PyBinding/PyBinding.Gui/CompilationUnitDataProvider.cs b/extras/PyBinding/PyBinding/PyBinding.Gui/CompilationUnitDataProvider.cs
new file mode 100644
index 0000000000..d99f8b2755
--- /dev/null
+++ b/extras/PyBinding/PyBinding/PyBinding.Gui/CompilationUnitDataProvider.cs
@@ -0,0 +1,98 @@
+// 
+//  CompilationUnitDataProvider.cs
+//  
+//  Author:
+//       Levi Bard <taktaktaktaktaktaktaktaktaktak@gmail.com>
+// 
+//  Copyright (c) 2010 Levi Bard
+// 
+// This source code is licenced under The MIT License:
+//
+// 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.Linq;
+
+using MonoDevelop.Ide;
+using MonoDevelop.Ide.Gui;
+using MonoDevelop.Ide.Gui.Content;
+using MonoDevelop.Ide.CodeCompletion;
+using MonoDevelop.Components;
+using MonoDevelop.Projects.Dom;
+
+using Gtk;
+
+namespace PyBinding
+{
+	// Yoinked from C# binding
+	public class CompilationUnitDataProvider : DropDownBoxListWindow.IListDataProvider
+	{
+		Document Document { get; set; }
+		
+		public CompilationUnitDataProvider (Document document)
+		{
+			this.Document = document;
+		}
+		
+		#region IListDataProvider implementation
+		public void Reset () { }
+		
+		public string GetMarkup (int n)
+		{
+			return Document.ParsedDocument.UserRegions.ElementAt (n).Name;
+		}
+		
+		internal static Gdk.Pixbuf Pixbuf
+		{
+			get { return ImageService.GetPixbuf (Gtk.Stock.Add, IconSize.Menu); }
+		}
+		
+		public Gdk.Pixbuf GetIcon (int n)
+		{
+			return Pixbuf;
+		}
+		
+		public object GetTag (int n)
+		{
+			return Document.ParsedDocument.UserRegions.ElementAt (n);
+		}
+		
+		
+		public void ActivateItem (int n)
+		{
+			var reg = Document.ParsedDocument.UserRegions.ElementAt (n);
+			MonoDevelop.Ide.Gui.Content.IExtensibleTextEditor extEditor = Document.GetContent<MonoDevelop.Ide.Gui.Content.IExtensibleTextEditor> ();
+			if (extEditor != null)
+				extEditor.SetCaretTo (Math.Max (1, reg.Region.Start.Line), reg.Region.Start.Column);
+		}
+		
+		public int IconCount
+		{
+			get {
+				if (Document.ParsedDocument == null)
+					return 0;
+				return Document.ParsedDocument.UserRegions.Count ();
+			}
+		}
+		
+		#endregion
+	}
+}
+
diff --git a/extras/PyBinding/PyBinding/PyBinding.Gui/DataProvider.cs b/extras/PyBinding/PyBinding/PyBinding.Gui/DataProvider.cs
new file mode 100644
index 0000000000..66b572d983
--- /dev/null
+++ b/extras/PyBinding/PyBinding/PyBinding.Gui/DataProvider.cs
@@ -0,0 +1,118 @@
+// 
+//  DataProvider.cs
+//  
+//  Author:
+//       Levi Bard <taktaktaktaktaktaktaktaktaktak@gmail.com>
+// 
+//  Copyright (c) 2010 Levi Bard
+// 
+// This source code is licenced under The MIT License:
+//
+// 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.Generic;
+
+using MonoDevelop.Ide;
+using MonoDevelop.Ide.Gui;
+using MonoDevelop.Ide.Gui.Content;
+using MonoDevelop.Ide.CodeCompletion;
+using MonoDevelop.Components;
+using MonoDevelop.Projects.Dom;
+using MonoDevelop.Projects.Dom.Output;
+
+using Gtk;
+
+namespace PyBinding
+{
+	// Yoinked from C# binding
+	public class DataProvider : DropDownBoxListWindow.IListDataProvider
+	{
+		object tag;
+		Ambience amb;
+		List<IMember> memberList = new List<IMember> ();
+		
+		Document Document { get; set; }
+		
+		public DataProvider (Document doc, object tag, Ambience amb)
+		{
+			this.Document = doc;
+			this.tag = ((INode)tag).Parent;
+			this.amb = amb;
+			Reset ();
+		}
+		
+		#region IListDataProvider implementation
+		public void Reset ()
+		{
+			memberList.Clear ();
+			if (tag is ICompilationUnit) {
+				Stack<IType> types = new Stack<IType> (((ICompilationUnit)tag).Types);
+				while (types.Count > 0) {
+					IType type = types.Pop ();
+					memberList.Add (type);
+					foreach (IType innerType in type.InnerTypes)
+						types.Push (innerType);
+				}
+			} else  if (tag is IType) {
+				memberList.AddRange (((IType)tag).Members);
+			}
+			memberList.Sort ((x, y) => String.Compare (GetString (amb, x), GetString (amb, y), StringComparison.OrdinalIgnoreCase));
+		}
+		
+		string GetString (Ambience amb, IMember x)
+		{
+			if (tag is ICompilationUnit)
+				return amb.GetString (x, OutputFlags.IncludeGenerics | OutputFlags.IncludeParameters | OutputFlags.UseFullInnerTypeName | OutputFlags.ReformatDelegates);
+			return amb.GetString (x, OutputFlags.IncludeGenerics | OutputFlags.IncludeParameters | OutputFlags.ReformatDelegates);
+		}
+		
+		public string GetMarkup (int n)
+		{
+			return GetString (amb, memberList[n]);
+		}
+
+		public Gdk.Pixbuf GetIcon (int n)
+		{
+			return ImageService.GetPixbuf (memberList[n].StockIcon, IconSize.Menu);
+		}
+
+		public object GetTag (int n)
+		{
+			return memberList[n];
+		}
+
+		public void ActivateItem (int n)
+		{
+			var member = memberList[n];
+			MonoDevelop.Ide.Gui.Content.IExtensibleTextEditor extEditor = Document.GetContent<MonoDevelop.Ide.Gui.Content.IExtensibleTextEditor> ();
+			if (extEditor != null)
+				extEditor.SetCaretTo (Math.Max (1, member.Location.Line), Math.Max (1, member.Location.Column));
+		}
+
+		public int IconCount {
+			get {
+				return memberList.Count;
+			}
+		}
+		#endregion
+	}
+}
+
diff --git a/extras/PyBinding/PyBinding/PyBinding.Gui/PythonEditorCompletion.cs b/extras/PyBinding/PyBinding/PyBinding.Gui/PythonEditorCompletion.cs
index 512fe01344..e09128beb8 100644
--- a/extras/PyBinding/PyBinding/PyBinding.Gui/PythonEditorCompletion.cs
+++ b/extras/PyBinding/PyBinding/PyBinding.Gui/PythonEditorCompletion.cs
@@ -36,10 +36,13 @@ using MonoDevelop.Ide.CodeCompletion;
 using PyBinding;
 using PyBinding.Parser;
 using PyBinding.Parser.Dom;
+using MonoDevelop.Components;
+using MonoDevelop.Projects.Dom.Output;
+using MonoDevelop.Ide;
 
 namespace PyBinding.Gui
 {
-	public class PythonEditorCompletion : CompletionTextEditorExtension
+	public class PythonEditorCompletion : CompletionTextEditorExtension, IPathedDocument
 	{
 		const string s_ImgModule = "md-package";
 		const string s_ImgAttr   = "md-property";
@@ -60,6 +63,10 @@ namespace PyBinding.Gui
 			
 			if (m_site == null)
 				m_site = new PythonSite (PythonHelper.FindPreferedRuntime ());
+				
+			UpdatePath (null, null);
+			Document.Editor.Caret.PositionChanged += UpdatePath;
+			Document.DocumentParsed += delegate { UpdatePath (null, null); };
 		}
 
 		public override ICompletionDataList HandleCodeCompletion (CodeCompletionContext completionContext, char completionChar)
@@ -263,5 +270,109 @@ namespace PyBinding.Gui
 			
 			return line;
 		}
+
+		#region IPathedDocument implementation
+		public event EventHandler<DocumentPathChangedEventArgs> PathChanged;
+
+		public Gtk.Widget CreatePathWidget (int index)
+		{
+			PathEntry[] path = CurrentPath;
+			if (null == path || 0 > index || path.Length <= index) {
+				return null;
+			}
+			
+			object tag = path[index].Tag;
+			DropDownBoxListWindow.IListDataProvider provider = null;
+			if (tag is ICompilationUnit) {
+				provider = new CompilationUnitDataProvider (Document);
+			} else {
+				provider = new DataProvider (Document, tag, GetAmbience ());
+			}
+			
+			DropDownBoxListWindow window = new DropDownBoxListWindow (provider);
+			window.SelectItem (tag);
+			return window;
+		}
+
+		public PathEntry[] CurrentPath {
+			get;
+			private set;
+		}
+		
+		protected virtual void OnPathChanged (object sender, DocumentPathChangedEventArgs args)
+		{
+			if (PathChanged != null)
+				PathChanged (sender, args);
+		}
+		#endregion
+		
+		// Yoinked from C# binding
+		void UpdatePath (object sender, Mono.TextEditor.DocumentLocationEventArgs e)
+		{
+			var unit = Document.CompilationUnit;
+			var textEditorData = Document.Editor;
+			
+			if (unit == null)
+				return;
+				
+			var loc = textEditorData.Caret.Location;
+			IType type = unit.GetTypeAt (loc.Line, loc.Column);
+			List<PathEntry> result = new List<PathEntry> ();
+			Ambience amb = GetAmbience ();
+			IMember member = null;
+			INode node = (INode)unit;
+			
+			if (type != null && type.ClassType != ClassType.Delegate) {
+				member = type.GetMemberAt (loc.Line, loc.Column);
+			}
+			
+			if (null != member) {
+				node = member;
+			} else if (null != type) {
+				node = type;
+			}
+			
+			while (node != null) {
+				PathEntry entry;
+				if (node is ICompilationUnit) {
+					if (!Document.ParsedDocument.UserRegions.Any ())
+						break;
+					FoldingRegion reg = Document.ParsedDocument.UserRegions.Where (r => r.Region.Contains (loc.Line, loc.Column)).LastOrDefault ();
+					if (reg == null) {
+						entry = new PathEntry (GettextCatalog.GetString ("No region"));
+					} else {
+						entry = new PathEntry (CompilationUnitDataProvider.Pixbuf, reg.Name);
+					}
+					entry.Position = EntryPosition.Right;
+				} else {
+					entry = new PathEntry (ImageService.GetPixbuf (((IMember)node).StockIcon, Gtk.IconSize.Menu), amb.GetString ((IMember)node, OutputFlags.IncludeGenerics | OutputFlags.IncludeParameters | OutputFlags.ReformatDelegates));
+				}
+				entry.Tag = node;
+				result.Insert (0, entry);
+				node = node.Parent;
+			}
+			
+			PathEntry noSelection = null;
+			if (type == null) {
+				noSelection = new PathEntry (GettextCatalog.GetString ("No selection")) { Tag = new CustomNode (Document.CompilationUnit) };
+			} else if (member == null && type.ClassType != ClassType.Delegate) 
+				noSelection = new PathEntry (GettextCatalog.GetString ("No selection")) { Tag = new CustomNode (type) };
+			if (noSelection != null) {
+				result.Add (noSelection);
+			}
+			
+			var prev = CurrentPath;
+			CurrentPath = result.ToArray ();
+			OnPathChanged (this, new DocumentPathChangedEventArgs (prev));
+		}
+		
+		// Yoinked from C# binding
+		class CustomNode : MonoDevelop.Projects.Dom.AbstractNode
+		{
+			public CustomNode (INode parent)
+			{
+				this.Parent = parent;
+			}
+		}
 	}
 }
diff --git a/extras/PyBinding/PyBinding/PyBinding.csproj b/extras/PyBinding/PyBinding/PyBinding.csproj
index 364fc4382e..6d67e7f82d 100644
--- a/extras/PyBinding/PyBinding/PyBinding.csproj
+++ b/extras/PyBinding/PyBinding/PyBinding.csproj
@@ -174,6 +174,8 @@
     <Compile Include="PyBinding.Gui\PythonEditorIndentation.cs" />
     <Compile Include="PyBinding.Gui\PythonEditorOutline.cs" />
     <Compile Include="PyBinding.Gui\PythonOptionsPanel.cs" />
+    <Compile Include="PyBinding.Gui\DataProvider.cs" />
+    <Compile Include="PyBinding.Gui\CompilationUnitDataProvider.cs" />
     <Compile Include="PyBinding\PythonExecutionCommand.cs" />
     <Compile Include="PyBinding\PythonExecutionHandler.cs" />
     <Compile Include="PyBinding\PythonSite.cs" />