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Viewing changes to src/addins/VersionControl/MonoDevelop.VersionControl/MonoDevelop.VersionControl.Views/DiffWidget.cs

  • Committer: Bazaar Package Importer
  • Author(s): Jo Shields
  • Date: 2011-06-27 17:03:13 UTC
  • mto: (1.8.1 upstream)
  • mto: This revision was merged to the branch mainline in revision 54.
  • Revision ID: james.westby@ubuntu.com-20110627170313-6cvz3s19x6e9hqe9
Import upstream version 2.5.92+dfsg

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src/addins/VersionControl/MonoDevelop.VersionControl/MonoDevelop.VersionControl.Views/DiffWidget.cs
 
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// 
 
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// DiffWidget.cs
 
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//  
 
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// Author:
 
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//       Mike Krüger <mkrueger@novell.com>
 
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// 
 
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// Copyright (c) 2010 Novell, Inc (http://www.novell.com)
 
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// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy
 
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// of this software and associated documentation files (the "Software"), to deal
 
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// in the Software without restriction, including without limitation the rights
 
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 
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// copies of the Software, and to permit persons to whom the Software is
 
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// furnished to do so, subject to the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be included in
 
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// all copies or substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 
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// THE SOFTWARE.
 
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using System;
 
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using System.Linq;
 
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using MonoDevelop.Core;
 
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namespace MonoDevelop.VersionControl.Views
 
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{
 
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        [System.ComponentModel.ToolboxItem(false)]
 
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        public partial class DiffWidget : Gtk.Bin
 
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        {
 
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                VersionControlDocumentInfo info;
 
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                Mono.TextEditor.TextEditor diffTextEditor;
 
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                MonoDevelop.VersionControl.Views.ComparisonWidget comparisonWidget;
 
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                internal ComparisonWidget ComparisonWidget {
 
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                        get {
 
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                                return comparisonWidget;
 
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                        }
 
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                }
 
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                string LabelText {
 
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                        get {
 
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                                if (comparisonWidget.Diff.Count == 0)
 
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                                        return GettextCatalog.GetString ("Both files are equal");
 
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                                int added=0, removed=0;
 
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                                foreach (var h in comparisonWidget.Diff) {
 
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                                        added += h.Inserted;
 
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                                        removed += h.Removed;
 
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                                }
 
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                                string changes = string.Format (GettextCatalog.GetPluralString ("{0} change", "{0} changes", comparisonWidget.Diff.Count), comparisonWidget.Diff.Count);
 
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                                string additions = string.Format (GettextCatalog.GetPluralString ("{0} line added", "{0} lines added", added), added);
 
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                                string removals = string.Format (GettextCatalog.GetPluralString ("{0} line removed", "{0} lines removed", removed), removed);
 
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                                return changes + " (" + additions + ", " + removals + ")";
 
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                        }
 
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                }
 
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                public Mono.TextEditor.TextEditor FocusedEditor {
 
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                        get {
 
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                                return comparisonWidget.FocusedEditor;
 
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                        }
 
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                }
 
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                public DiffWidget (VersionControlDocumentInfo info) : this (info, false)
 
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                {
 
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                }
 
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                public DiffWidget (VersionControlDocumentInfo info, bool viewOnly)
 
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                {
 
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                        this.info = info;
 
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                        this.Build ();
 
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                        comparisonWidget = new MonoDevelop.VersionControl.Views.ComparisonWidget (viewOnly);
 
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                        fixed1.SetSizeRequest (16, 16);
 
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                        this.buttonNext.Clicked += (sender, args) => ComparisonWidget.GotoNext ();
 
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                        this.buttonPrev.Clicked += (sender, args) => ComparisonWidget.GotoPrev ();
 
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                        notebook1.Page = 0;
 
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                        vboxComparisonView.PackStart (comparisonWidget, true, true, 0);
 
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                        comparisonWidget.Show ();
 
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                        comparisonWidget.DiffChanged += delegate {
 
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                                labelOverview.Markup = LabelText;
 
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                                SetButtonSensitivity ();
 
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                        };
 
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                        comparisonWidget.SetVersionControlInfo (info);
 
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                        this.buttonDiff.Clicked += HandleButtonDiffhandleClicked;
 
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                        diffTextEditor = new global::Mono.TextEditor.TextEditor ();
 
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                        diffTextEditor.Document.MimeType = "text/x-diff";
 
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                        if (info.Document != null) {
 
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                                diffTextEditor.Options.FontName = info.Document.Editor.Options.FontName;
 
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                                diffTextEditor.Options.ColorScheme = info.Document.Editor.Options.ColorScheme;
 
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                                diffTextEditor.Options.ShowTabs = info.Document.Editor.Options.ShowTabs;
 
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                                diffTextEditor.Options.ShowSpaces = info.Document.Editor.Options.ShowSpaces;
 
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                                diffTextEditor.Options.ShowInvalidLines = info.Document.Editor.Options.ShowInvalidLines;
 
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                                diffTextEditor.Options.ShowInvalidLines = info.Document.Editor.Options.ShowInvalidLines;
 
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                        } else {
 
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                                var options = MonoDevelop.SourceEditor.DefaultSourceEditorOptions.Instance;
 
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                                diffTextEditor.Options.FontName = options.FontName;
 
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                                diffTextEditor.Options.ColorScheme = options.ColorScheme;
 
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                                diffTextEditor.Options.ShowTabs = options.ShowTabs;
 
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                                diffTextEditor.Options.ShowSpaces = options.ShowSpaces;
 
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                                diffTextEditor.Options.ShowInvalidLines = options.ShowInvalidLines;
 
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                                diffTextEditor.Options.ShowInvalidLines = options.ShowInvalidLines;
 
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                        }
 
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                        diffTextEditor.Options.ShowFoldMargin = false;
 
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                        diffTextEditor.Options.ShowIconMargin = false;
 
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                        diffTextEditor.Document.ReadOnly = true;
 
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                        scrolledwindow1.Child = diffTextEditor;
 
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                        diffTextEditor.Show ();
 
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                        SetButtonSensitivity ();
 
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                }
 
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                void SetButtonSensitivity ()
 
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                {
 
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                        this.buttonNext.Sensitive = this.buttonPrev.Sensitive = notebook1.Page == 0 &&  comparisonWidget.Diff != null && comparisonWidget.Diff.Count > 0;
 
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                }
 
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                void HandleButtonDiffhandleClicked (object sender, EventArgs e)
 
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                {
 
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                        if (notebook1.Page == 0) {
 
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                                buttonDiff.Label = GettextCatalog.GetString ("_Compare");
 
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                                diffTextEditor.Document.Text = Mono.TextEditor.Utils.Diff.GetDiffString (comparisonWidget.Diff,
 
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                                        comparisonWidget.DiffEditor.Document,
 
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                                        comparisonWidget.OriginalEditor.Document,
 
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                                        (info.Item.Path) + "\t\t"+ GetRevisionText (comparisonWidget.DiffEditor, comparisonWidget.diffRevision),
 
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                                        (info.Item.Path) + "\t\t"+ GetRevisionText (comparisonWidget.OriginalEditor, comparisonWidget.originalRevision)
 
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                                );
 
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                                notebook1.Page = 1;
 
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                        } else {
 
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                                buttonDiff.Label = GettextCatalog.GetString ("_Patch");
 
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                                notebook1.Page = 0;
 
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                        }
 
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                        SetButtonSensitivity ();
 
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                }
 
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                string GetRevisionText (Mono.TextEditor.TextEditor editor, Revision rev)
 
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                {
 
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                        if (!editor.Document.ReadOnly)
 
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                                return GettextCatalog.GetString ("(working copy)");
 
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                        if (rev == null)
 
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                                return GettextCatalog.GetString ("(base)");
 
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                        return string.Format (GettextCatalog.GetString ("(revision {0})"), rev.ToString ());
 
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                }
 
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        }
 
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}
 
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