[gitg] Update diff and files for having history in the core

[Jesse van den Kieboom <jessevdk src gnome org>]

commit f4689c95d735f989671c09124bd3503f6fa5742a
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Mon Jul 1 10:15:25 2013 +0200

    Update diff and files for having history in the core

 plugins/diff/gitg-diff.vala   |   59 +++++++++--------------------------------
 plugins/files/gitg-files.vala |   43 +++++------------------------
 2 files changed, 21 insertions(+), 81 deletions(-)
---
diff --git a/plugins/diff/gitg-diff.vala b/plugins/diff/gitg-diff.vala
index 81740ec..24fdf79 100644
--- a/plugins/diff/gitg-diff.vala
+++ b/plugins/diff/gitg-diff.vala
@@ -19,30 +19,32 @@
 
 namespace GitgDiff
 {
-       public class Panel : Object, GitgExt.UIElement, GitgExt.Panel
+       public class Panel : Object, GitgExt.UIElement, GitgExt.HistoryPanel
        {
                // Do this to pull in config.h before glib.h (for gettext...)
                private const string version = Gitg.Config.VERSION;
 
                public GitgExt.Application? application { owned get; construct set; }
+               public GitgExt.History? history { owned get; construct set; }
+
                private Gtk.ScrolledWindow d_sw;
                private Gitg.DiffView d_diff;
-               private GitgExt.ObjectSelection? d_view;
                private Gitg.WhenMapped d_whenMapped;
 
                construct
                {
                        d_sw = new Gtk.ScrolledWindow(null, null);
                        d_sw.show();
+
                        d_diff = new Gitg.DiffView(null);
                        d_diff.show();
+
                        d_sw.add(d_diff);
 
                        d_whenMapped = new Gitg.WhenMapped(d_sw);
 
-                       application.notify["current_view"].connect((a, v) => {
-                               notify_property("available");
-                       });
+                       history.selection_changed.connect(on_selection_changed);
+                       on_selection_changed(history);
                }
 
                public string id
@@ -52,17 +54,7 @@ namespace GitgDiff
 
                public bool available
                {
-                       get
-                       {
-                               var view = application.current_view;
-
-                               if (view == null)
-                               {
-                                       return false;
-                               }
-
-                               return (view is GitgExt.ObjectSelection);
-                       }
+                       get { return true; }
                }
 
                public string display_name
@@ -75,13 +67,9 @@ namespace GitgDiff
                        owned get { return "diff-symbolic"; }
                }
 
-               public void on_panel_activated()
+               private void on_selection_changed(GitgExt.History history)
                {
-               }
-
-               private void on_selection_changed(GitgExt.ObjectSelection selection)
-               {
-                       selection.foreach_selected((commit) => {
+                       history.foreach_selected((commit) => {
                                var c = commit as Gitg.Commit;
 
                                if (c != null)
@@ -99,33 +87,12 @@ namespace GitgDiff
 
                public Gtk.Widget? widget
                {
-                       owned get
-                       {
-                               var objsel = (GitgExt.ObjectSelection)application.current_view;
-
-                               if (objsel != d_view)
-                               {
-                                       if (d_view != null)
-                                       {
-                                               d_view.selection_changed.disconnect(on_selection_changed);
-                                       }
-
-                                       d_view = objsel;
-                                       d_view.selection_changed.connect(on_selection_changed);
-
-                                       on_selection_changed(objsel);
-                               }
-
-                               return d_sw;
-                       }
+                       owned get { return d_sw; }
                }
 
                public bool enabled
                {
-                       get
-                       {
-                               return true;
-                       }
+                       get { return true; }
                }
 
                public int negotiate_order(GitgExt.UIElement other)
@@ -148,7 +115,7 @@ public void peas_register_types(TypeModule module)
 {
        Peas.ObjectModule mod = module as Peas.ObjectModule;
 
-       mod.register_extension_type(typeof(GitgExt.Panel),
+       mod.register_extension_type(typeof(GitgExt.HistoryPanel),
                                    typeof(GitgDiff.Panel));
 }
 
diff --git a/plugins/files/gitg-files.vala b/plugins/files/gitg-files.vala
index b31b470..df24628 100644
--- a/plugins/files/gitg-files.vala
+++ b/plugins/files/gitg-files.vala
@@ -19,13 +19,13 @@
 
 namespace GitgFiles
 {
-       public class Panel : Object, GitgExt.UIElement, GitgExt.Panel
+       public class Panel : Object, GitgExt.UIElement, GitgExt.HistoryPanel
        {
                // Do this to pull in config.h before glib.h (for gettext...)
                private const string version = Gitg.Config.VERSION;
 
                public GitgExt.Application? application { owned get; construct set; }
-               private GitgExt.ObjectSelection? d_view;
+               public GitgExt.History? history { owned get; construct set; }
 
                private TreeStore d_model;
                private Gtk.Paned d_paned;
@@ -50,6 +50,8 @@ namespace GitgFiles
                        application.notify["current_view"].connect((a, v) => {
                                notify_property("available");
                        });
+
+                       history.selection_changed.connect(on_selection_changed);
                }
 
                public string id
@@ -59,17 +61,7 @@ namespace GitgFiles
 
                public bool available
                {
-                       get
-                       {
-                               var view = application.current_view;
-
-                               if (view == null)
-                               {
-                                       return false;
-                               }
-
-                               return (view is GitgExt.ObjectSelection);
-                       }
+                       get { return true; }
                }
 
                public string display_name
@@ -82,13 +74,9 @@ namespace GitgFiles
                        owned get { return "system-file-manager-symbolic"; }
                }
 
-               public void on_panel_activated()
-               {
-               }
-
-               private void on_selection_changed(GitgExt.ObjectSelection selection)
+               private void on_selection_changed(GitgExt.History history)
                {
-                       selection.foreach_selected((commit) => {
+                       history.foreach_selected((commit) => {
                                var c = commit as Ggit.Commit;
 
                                if (c != null)
@@ -203,21 +191,6 @@ namespace GitgFiles
                {
                        owned get
                        {
-                               var objsel = (GitgExt.ObjectSelection)application.current_view;
-
-                               if (objsel != d_view)
-                               {
-                                       if (d_view != null)
-                                       {
-                                               d_view.selection_changed.disconnect(on_selection_changed);
-                                       }
-
-                                       d_view = objsel;
-                                       d_view.selection_changed.connect(on_selection_changed);
-
-                                       on_selection_changed(objsel);
-                               }
-
                                if (d_paned == null)
                                {
                                        build_ui();
@@ -337,7 +310,7 @@ public void peas_register_types(TypeModule module)
 {
        Peas.ObjectModule mod = module as Peas.ObjectModule;
 
-       mod.register_extension_type(typeof(GitgExt.Panel),
+       mod.register_extension_type(typeof(GitgExt.HistoryPanel),
                                    typeof(GitgFiles.Panel));
 }