GitUI.CommandsDialogs.FormBrowse.OnItemActivated C# (CSharp) Method

        private void OnItemActivated()
        {
            if (GitTree.SelectedNode == null || !(GitTree.SelectedNode.Tag is IGitItem))
                return;

            var item = GitTree.SelectedNode.Tag as GitItem;
            if (item == null)
                return;

            if (item.IsBlob)
            {
                UICommands.StartFileHistoryDialog(this, item.FileName, null);
            }
            else if (item.IsCommit)
            {
                Process process = new Process();
                process.StartInfo.FileName = Application.ExecutablePath;
                process.StartInfo.Arguments = "browse";
                process.StartInfo.WorkingDirectory = Path.Combine(Module.WorkingDir, item.FileName.EnsureTrailingPathSeparator());
                process.Start();
            }
        }