Added reference action to create branch

gitg/gitg-commit-action-create-branch.vala

@@ -38,7 +38,7 @@ class CommitActionCreateBranch : GitgExt.UIElement, GitgExt.Action, GitgExt.Comm
 		       commit:           commit);
 	}
 
-	public string id
+	public virtual string id
 	{
 		owned get { return "/org/gnome/gitg/commit-actions/create-branch"; }
 	}
@@ -48,12 +48,12 @@ class CommitActionCreateBranch : GitgExt.UIElement, GitgExt.Action, GitgExt.Comm
 		owned get { return _("Create branch"); }
 	}
 
-	public string description
+	public virtual string description
 	{
 		owned get { return _("Create a new branch at the selected commit"); }
 	}
 
-	public void activate()
+	public virtual void activate()
 	{
 		var dlg = new CreateBranchDialog((Gtk.Window)application);
 

gitg/gitg-ref-action-create-branch.vala

@@ -0,0 +1,68 @@
+/*
+ * This file is part of gitg
+ *
+ * Copyright (C) 2022 - Adwait Rawat
+ *
+ * gitg is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * gitg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with gitg. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Gitg
+{
+
+class RefActionCreateBranch : CommitActionCreateBranch, GitgExt.RefAction
+{
+	// Do this to pull in config.h before glib.h (for gettext...)
+	private const string version = Gitg.Config.VERSION;
+
+	public Gitg.Ref reference { get; construct set; }
+
+	public RefActionCreateBranch(GitgExt.Application        application,
+	                             GitgExt.RefActionInterface action_interface,
+	                             Gitg.Ref                   reference)
+	{
+		Object(application:      application,
+		       action_interface: action_interface,
+		       reference:        reference);
+	}
+
+	public override string id
+	{
+		owned get { return "/org/gnome/gitg/ref-actions/create-branch"; }
+	}
+
+	public override string description
+	{
+		owned get { return _("Create a new branch at the selected reference"); }
+	}
+
+	public override void activate()
+	{
+		try
+		{
+			commit = reference.resolve().lookup() as Gitg.Commit;
+			base.activate();
+		}
+		catch (Error e)
+		{
+			application.show_infobar (_("Failed to lookup reference"),
+			                          e.message,
+			                          Gtk.MessageType.ERROR);
+			return;
+		}
+	}
+}
+
+}
+
+// ex:set ts=4 noet

gitg/history/gitg-history.vala

@@ -866,6 +866,7 @@ namespace GitgHistory
 				d_ignore_external = true;
 			});
 
+			add_ref_action(actions, new Gitg.RefActionCreateBranch(application, af, reference));
 			add_ref_action(actions, new Gitg.RefActionCheckout(application, af, reference));
 			add_ref_action(actions, new Gitg.RefActionRename(application, af, reference));
 			add_ref_action(actions, new Gitg.RefActionDelete(application, af, reference));

gitg/meson.build

@@ -44,6 +44,7 @@ sources = gitg_sources + files(
   'gitg-recursive-monitor.vala',
   'gitg-recursive-scanner.vala',
   'gitg-ref-action-copy-name.vala',
+  'gitg-ref-action-create-branch.vala',
   'gitg-ref-action-delete.vala',
   'gitg-ref-action-fetch.vala',
   'gitg-ref-action-push.vala',

libgitg-ext/gitg-ext-ref-action.vala

@@ -24,6 +24,7 @@ public interface RefAction : Action
 {
 	public abstract RefActionInterface action_interface { get; construct set; }
 	public abstract Gitg.Ref reference { get; construct set; }
+	public signal void finished();
 }
 
 }