NotifyWPF

---------
CHG   Lot of plumbing, some fixes
CHG   Work on sample project.
CHG   Popups and ContextMenu now store coordinates - otherwise delayed opending may happen elsewhere.

git-svn-id: https://svn.evolvesoftware.ch/repos/evolve.net/WPF/NotifyIcon@55 9f600761-6f11-4665-b6dc-0185e9171623

Source/Sample Project/FancyToolTip.xaml.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace Sample_Project
+{
+	/// <summary>
+	/// Interaction logic for FancyToolTip.xaml
+	/// </summary>
+	public partial class FancyToolTip
+	{
+	  #region InfoText dependency property
+
+	  /// <summary>
+	  /// The tooltip details.
+	  /// </summary>
+	  public static readonly DependencyProperty InfoTextProperty =
+	      DependencyProperty.Register("InfoText",
+	                                  typeof (string),
+	                                  typeof (FancyToolTip),
+	                                  new FrameworkPropertyMetadata("", InfoTextPropertyChanged));
+
+	  /// <summary>
+	  /// A property wrapper for the <see cref="InfoTextProperty"/>
+	  /// dependency property:<br/>
+	  /// The tooltip details.
+	  /// </summary>
+	  public string InfoText
+	  {
+	    get { return (string) GetValue(InfoTextProperty); }
+	    set { SetValue(InfoTextProperty, value); }
+	  }
+
+
+	  /// <summary>
+	  /// A static callback listener which is being invoked if the
+	  /// <see cref="InfoTextProperty"/> dependency property has
+	  /// been changed. Invokes the <see cref="OnInfoTextPropertyChanged"/>
+	  /// instance method of the changed instance.
+	  /// </summary>
+	  /// <param name="d">The currently processed owner of the property.</param>
+	  /// <param name="e">Provides information about the updated property.</param>
+	  private static void InfoTextPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+	  {
+	    FancyToolTip owner = (FancyToolTip) d;
+	    owner.OnInfoTextPropertyChanged(e);
+	  }
+
+
+	  /// <summary>
+	  /// Handles changes of the <see cref="InfoTextProperty"/> dependency property. As
+	  /// WPF internally uses the dependency property system and bypasses the
+	  /// <see cref="InfoText"/> property wrapper, updates of the property's value
+	  /// should be handled here.
+	  /// </summary
+	  /// <param name="e">Provides information about the updated property.</param>
+	  private void OnInfoTextPropertyChanged(DependencyPropertyChangedEventArgs e)
+	  {
+//	    string newValue = (string) e.NewValue;
+	  }
+
+	  #endregion
+
+
+
+		public FancyToolTip()
+		{
+			this.InitializeComponent();
+		}
+	}
+}