PowerToys/Wox/Msg.xaml.cs

using System;
using System.IO;
using System.Windows;
using System.Windows.Forms;
using System.Windows.Input;
using System.Windows.Media.Animation;
using System.Windows.Media.Imaging;
using Wox.Helper;

namespace Wox {
	public partial class Msg : Window {
		Storyboard fadeOutStoryboard = new Storyboard();
		private bool closing = false;

		public Msg() {
			InitializeComponent();
		    var screen = Screen.FromPoint(System.Windows.Forms.Cursor.Position);
		    var dipWorkingArea = WindowIntelopHelper.TransformPixelsToDIP(this, 
                screen.WorkingArea.Width,
		        screen.WorkingArea.Height);
			Left = dipWorkingArea.X - this.Width;
		    Top = dipWorkingArea.Y;
			showAnimation.From = dipWorkingArea.Y;
			showAnimation.To = dipWorkingArea.Y - Height; 

			// Create the fade out storyboard
			fadeOutStoryboard.Completed += new EventHandler(fadeOutStoryboard_Completed);
			DoubleAnimation fadeOutAnimation = new DoubleAnimation(dipWorkingArea.Y - Height, dipWorkingArea.Y, new Duration(TimeSpan.FromSeconds(0.3))) {
				AccelerationRatio = 0.2
			};
			Storyboard.SetTarget(fadeOutAnimation, this);
			Storyboard.SetTargetProperty(fadeOutAnimation, new PropertyPath(TopProperty));
			fadeOutStoryboard.Children.Add(fadeOutAnimation);


			imgClose.Source = new BitmapImage(new Uri("Images\\close.pn", UriKind.Relative));
			//imgClose.Source = new BitmapImage(new Uri(System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Windows.Forms.Application.ExecutablePath), "Images\\close.png")));
			imgClose.MouseUp += imgClose_MouseUp;
		}

		void imgClose_MouseUp(object sender, MouseButtonEventArgs e) {
			if (!closing) {
				closing = true;
				fadeOutStoryboard.Begin();
			}
		}

		private void fadeOutStoryboard_Completed(object sender, EventArgs e) {
			Close();
		}

		public void Show(string title, string subTitle, string icopath) {
			tbTitle.Text = title;
			tbSubTitle.Text = subTitle;
		    if (string.IsNullOrEmpty(subTitle))
		    {
		        tbSubTitle.Visibility = Visibility.Collapsed;
		    }
			if (!File.Exists(icopath)) {
				imgIco.Source = new BitmapImage(new Uri("Images\\app.png", UriKind.Relative));
			}
			else {
				imgIco.Source = new BitmapImage(new Uri(icopath));
			}

			Show();

			Dispatcher.DelayInvoke("ShowMsg",
								   () => {
								            if (!closing) {
								                closing = true;
								                Dispatcher.Invoke(new Action(fadeOutStoryboard.Begin));
								            }
								   }, TimeSpan.FromSeconds(3));
		}
	}
}