sourcegit/UI/RenameBranch.xaml.cs

using System;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Animation;

namespace SourceGit.UI {

    /// <summary>
    ///     Rename branch dialog.
    /// </summary>
    public partial class RenameBranch : UserControl {
        private Git.Repository repo = null;
        private Git.Branch branch = null;

        /// <summary>
        ///     New branch name.
        /// </summary>
        public string NewName { get; set; }

        /// <summary>
        ///     Constructor.
        /// </summary>
        /// <param name="opened">Opened repository.</param>
        /// <param name="target">Branch to rename.</param>
        public RenameBranch(Git.Repository opened, Git.Branch target) {
            repo = opened;
            branch = target;
            NewName = target.Name;

            InitializeComponent();

            nameValidator.Repo = opened;
            txtOldName.Content = target.Name;
        }

        /// <summary>
        ///     Show this dialog
        /// </summary>
        /// <param name="opened"></param>
        /// <param name="branch"></param>
        public static void Show(Git.Repository opened, Git.Branch branch) {
            PopupManager.Show(new RenameBranch(opened, branch));
        }

        /// <summary>
        ///     Rename
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private async void Sure(object sender, RoutedEventArgs e) {
            txtNewName.GetBindingExpression(TextBox.TextProperty).UpdateSource();
            if (Validation.GetHasError(txtNewName)) return;

            PopupManager.Lock();

            DoubleAnimation anim = new DoubleAnimation(0, 360, TimeSpan.FromSeconds(1));
            anim.RepeatBehavior = RepeatBehavior.Forever;
            statusIcon.RenderTransform.BeginAnimation(RotateTransform.AngleProperty, anim);
            status.Visibility = Visibility.Visible;

            await Task.Run(() => branch.Rename(repo, NewName));

            status.Visibility = Visibility.Collapsed;
            statusIcon.RenderTransform.BeginAnimation(RotateTransform.AngleProperty, null);
            PopupManager.Close(true);
        }

        /// <summary>
        ///     Cancel merge.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Cancel(object sender, RoutedEventArgs e) {
            PopupManager.Close();
        }
    }
}