<Window x:Class="WpfApplication1.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="WpfApplication1" Height="352" Width="334" WindowStartupLocation="CenterScreen">
<StackPanel>
<Line Name ="SimpleLine" X1 ="0" X2 ="50" Y1 ="0" Y2 ="50"
Stroke ="DarkOliveGreen" StrokeThickness ="5"
ToolTip ="This is a line!" MouseEnter ="SimpleLine_MouseEnter"/>
</StackPanel>
</Window>
//File:Window.xaml.cs
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.Shapes;
namespace WpfApplication1
{
public partial class MainWindow : System.Windows.Window
{
public MainWindow()
{
InitializeComponent();
}
protected void SimpleLine_MouseEnter(object sender, MouseEventArgs args)
{
this.Title = String.Format("Mouse entered at: {0}",
args.GetPosition(SimpleLine));
}
}
}
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