Add support for importing/exporting policy sets

The Custom Policies dialog now has options for importing/exporting
policies from/to projects and files. I also added commands for
importing/exporting project policies.

2 files changed, 281 insertions, 0 deletions

diff --git a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ExtensibleTreeView.cs b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ExtensibleTreeView.cs
index f487f6dbab..a6218f44dc 100644
--- a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ExtensibleTreeView.cs
+++ b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ExtensibleTreeView.cs
@@ -2046,6 +2046,7 @@ namespace MonoDevelop.Ide.Gui.Components
 		
 		public object GetNextCommandTarget ()
 		{
+			target.SetCurrentNodes (null);
 			return Next;
 		}
 		
diff --git a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ProjectSelectorWidget.cs b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ProjectSelectorWidget.cs
new file mode 100644
index 0000000000..65eb05797c
--- /dev/null
+++ b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Components/ProjectSelectorWidget.cs
@@ -0,0 +1,280 @@
+// 
+// ProjectSelectorWidget.cs
+//  
+// Author:
+//       Lluis Sanchez Gual <lluis@novell.com>
+// 
+// Copyright (c) 2011 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.Linq;
+using MonoDevelop.Projects;
+using Gtk;
+using System.Collections.Generic;
+
+namespace MonoDevelop.Ide.Gui.Components
+{
+	[System.ComponentModel.ToolboxItem(true)]
+	public partial class ProjectSelectorWidget : Gtk.Bin
+	{
+		TreeStore store;
+		bool showCheckboxes;
+		IBuildTarget rootItem;
+		IBuildTarget currentSelection;
+		HashSet<IBuildTarget> activeItems = new HashSet<IBuildTarget> ();
+		HashSet<Type> selectableTypes = new HashSet<Type> ();
+		
+		public event EventHandler SelectionChanged;
+		public event EventHandler ActiveChanged;
+		
+		public ProjectSelectorWidget ()
+		{
+			this.Build();
+			
+			store = new TreeStore (typeof(string), typeof(string), typeof(object), typeof(bool), typeof(bool));
+			tree.Model = store;
+			
+			tree.HeadersVisible = false;
+			TreeViewColumn col = new TreeViewColumn ();
+			Gtk.CellRendererToggle ctog = new CellRendererToggle ();
+			ctog.Toggled += OnToggled;
+			col.PackStart (ctog, false);
+			Gtk.CellRendererPixbuf cr = new Gtk.CellRendererPixbuf();
+			col.PackStart (cr, false);
+			Gtk.CellRendererText crt = new Gtk.CellRendererText();
+			crt.Mode &= ~CellRendererMode.Activatable;
+			col.PackStart (crt, true);
+			col.AddAttribute (cr, "stock-id", 0);
+			col.AddAttribute (crt, "markup", 1);
+			col.AddAttribute (ctog, "active", 3);
+			col.AddAttribute (ctog, "visible", 4);
+			tree.AppendColumn (col);
+			
+			tree.Selection.Changed += HandleTreeSelectionChanged;
+		}
+
+		void HandleTreeSelectionChanged (object sender, EventArgs e)
+		{
+			TreeIter it;
+			if (tree.Selection.GetSelected (out it))
+				currentSelection = (IBuildTarget) store.GetValue (it, 2);
+			else
+				currentSelection = null;
+			
+			if (SelectionChanged != null)
+				SelectionChanged (this, EventArgs.Empty);
+		}
+		
+		public IBuildTarget SelectedItem {
+			get {
+				if (currentSelection != null && selectableTypes.Count > 0 && !selectableTypes.Any (t => t.IsAssignableFrom (currentSelection.GetType ())))
+					return null;
+				else
+					return currentSelection;
+			}
+			set {
+				currentSelection = value;
+				SetSelection (currentSelection, null);
+			}
+		}
+		
+		public IEnumerable<IBuildTarget> ActiveItems {
+			get {
+				return activeItems;
+			}
+			set {
+				activeItems = new HashSet<IBuildTarget> ();
+				activeItems.UnionWith (value);
+				SetSelection (currentSelection, activeItems);
+			}
+		}
+		
+		public IEnumerable<Type> SelectableItemTypes {
+			get {
+				return selectableTypes;
+			}
+			set {
+				selectableTypes = new HashSet<Type> ();
+				selectableTypes.UnionWith (value);
+				Fill ();
+			}
+		}
+		
+		public bool ShowCheckboxes {
+			get { return showCheckboxes; }
+			set { showCheckboxes = value; Fill (); }
+		}
+		
+		public bool CascadeCheckboxSelection { get; set; }
+		
+		public IBuildTarget RootItem {
+			get {
+				return this.rootItem;
+			}
+			set {
+				rootItem = value;
+				Fill ();
+			}
+		}
+		
+		void Fill ()
+		{
+			IBuildTarget sel = SelectedItem;
+			store.Clear ();
+			if (rootItem is RootWorkspace) {
+				foreach (var item in ((RootWorkspace)rootItem).Items)
+					AddEntry (TreeIter.Zero, item);
+				SelectedItem = sel;
+			}
+			else if (rootItem != null) {
+				AddEntry (TreeIter.Zero, rootItem);
+				SelectedItem = sel;
+			}
+		}
+		
+		void AddEntry (TreeIter iter, IBuildTarget item)
+		{
+			if (!IsVisible (item))
+				return;
+			
+			string icon;
+			if (item is Solution)
+				icon = MonoDevelop.Ide.Gui.Stock.Solution;
+			else if (item is SolutionFolder)
+				icon = MonoDevelop.Ide.Gui.Stock.SolutionFolderClosed;
+			else if (item is WorkspaceItem)
+				icon = MonoDevelop.Ide.Gui.Stock.Workspace;
+			else if (item is Project)
+				icon = ((Project)item).StockIcon;
+			else
+				icon = MonoDevelop.Ide.Gui.Stock.Project;
+			
+			bool checkVisible = IsCheckboxVisible (item);
+			bool selected = activeItems.Contains (item);
+			
+			if (!iter.Equals (TreeIter.Zero))
+				iter = store.AppendValues (iter, icon, item.Name, item, selected && checkVisible, checkVisible);
+			else
+				iter = store.AppendValues (icon, item.Name, item, selected && checkVisible, checkVisible);
+			
+			if (selected)
+				tree.ExpandToPath (store.GetPath (iter));
+			
+			foreach (IBuildTarget ce in GetChildren (item))
+				AddEntry (iter, ce);
+		}
+		
+		void SetSelection (IBuildTarget selected, HashSet<IBuildTarget> active)
+		{
+			TreeIter it;
+			if (store.GetIterFirst (out it))
+				SetSelection (it, selected, active);
+		}
+		
+		bool SetSelection (TreeIter it, IBuildTarget selected, HashSet<IBuildTarget> active)
+		{
+			do {
+				IBuildTarget item = (IBuildTarget) store.GetValue (it, 2);
+				if (selected != null && item == selected) {
+					tree.Selection.SelectIter (it);
+					tree.ExpandToPath (store.GetPath (it));
+					tree.ScrollToCell (store.GetPath (it), tree.Columns[0], false, 0, 0);
+					if (active == null)
+						return true;
+				}
+				bool val = (bool) store.GetValue (it, 3);
+				bool newVal = active != null ? active.Contains (item) : val;
+				if (val != newVal)
+					store.SetValue (it, 3, newVal);
+				
+				TreeIter ci;
+				if (store.IterChildren (out ci, it)) {
+					if (SetSelection (ci, selected, active))
+						return true;
+				}
+				
+			} while (store.IterNext (ref it));
+			
+			return false;
+		}
+		
+		void OnToggled (object sender, Gtk.ToggledArgs args)
+		{
+			TreeIter iter;
+			store.GetIterFromString (out iter, args.Path);
+			IBuildTarget ob = (IBuildTarget) store.GetValue (iter, 2);
+			if (activeItems.Contains (ob)) {
+				activeItems.Remove (ob);
+				if (CascadeCheckboxSelection) {
+					foreach (var i in GetAllChildren (ob))
+						activeItems.Remove (i);
+					SetSelection (iter, null, new HashSet<IBuildTarget> ());
+				} else {
+					store.SetValue (iter, 3, false);
+				}
+			} else {
+				activeItems.Add (ob);
+				if (CascadeCheckboxSelection) {
+					foreach (var i in GetAllChildren (ob))
+						activeItems.Add (i);
+					SetSelection (iter, null, activeItems);
+				}
+				else {
+					store.SetValue (iter, 3, true);
+				}
+			}
+			if (ActiveChanged != null)
+				ActiveChanged (this, EventArgs.Empty);
+		}
+		
+		IEnumerable<IBuildTarget> GetAllChildren (IBuildTarget item)
+		{
+			IEnumerable<IBuildTarget> res = GetChildren (item);
+			return res.Concat (res.SelectMany (i => GetAllChildren (i)));
+		}
+		
+		IEnumerable<IBuildTarget> GetChildren (IBuildTarget item)
+		{
+			if (item is SolutionFolder) {
+				return ((SolutionFolder)item).Items;
+			} else if (item is Solution) {
+				return ((Solution)item).RootFolder.Items;
+			} else if (item is Workspace) {
+				return ((Workspace)item).Items;
+			} else
+				return new IBuildTarget [0];
+		}
+		
+		protected bool IsVisible (IBuildTarget item)
+		{
+			return true;
+		}
+		
+		protected bool IsCheckboxVisible (IBuildTarget item)
+		{
+			if (!ShowCheckboxes)
+				return false;
+			if (selectableTypes.Count > 0)
+				return selectableTypes.Any (t => t.IsAssignableFrom (item.GetType ()));
+			return true;
+		}
+	}
+}
+