[gitg/vala] Added virtual methods for started, update and finished

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

commit 85cb74a335220e246f2666b972d61ecfd49aea3a
Author: Jesse van den Kieboom <jesse vandenkieboom epfl ch>
Date:   Sun Apr 15 14:56:59 2012 +0200

    Added virtual methods for started, update and finished

 libgitg/gitg-commit-model.vala |   21 ++++++++++++++++++---
 1 files changed, 18 insertions(+), 3 deletions(-)
---
diff --git a/libgitg/gitg-commit-model.vala b/libgitg/gitg-commit-model.vala
index 50015b6..9ead638 100644
--- a/libgitg/gitg-commit-model.vala
+++ b/libgitg/gitg-commit-model.vala
@@ -74,10 +74,25 @@ public class CommitModel : Object
 		d_ids = new Gitg.Commit[0];
 		d_advertized_size = 0;
 
+		emit_started();
+		emit_finished();
+	}
+
+	protected virtual void emit_started()
+	{
 		started();
+	}
+
+	protected virtual void emit_finished()
+	{
 		finished();
 	}
 
+	protected virtual void emit_update(uint added)
+	{
+		update(added);
+	}
+
 	public void reload()
 	{
 		cancel();
@@ -135,7 +150,7 @@ public class CommitModel : Object
 				uint added = newsize - d_advertized_size;
 				d_advertized_size = newsize;
 
-				update(added);
+				emit_update(added);
 
 				if (isend)
 				{
@@ -143,7 +158,7 @@ public class CommitModel : Object
 					d_thread = null;
 					d_cancellable = null;
 
-					finished();
+					emit_finished();
 				}
 			}
 
@@ -264,7 +279,7 @@ public class CommitModel : Object
 		}
 		catch
 		{
-			finished();
+			emit_finished();
 			d_cancellable = null;
 		}
 	}