Changing graphical elements
<Window x:Class="ChangeItem.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="Change Item">
<Canvas x:Name="mainCanvas">
<Ellipse Canvas.Left="10" Canvas.Top="30" Fill="Indigo" Width="40" Height="20" />
<Ellipse Canvas.Left="20" Canvas.Top="40" Fill="Blue" Width="40" Height="20" />
<Ellipse Canvas.Left="30" Canvas.Top="50" Fill="Cyan" Width="40" Height="20" />
<Ellipse Canvas.Left="40" Canvas.Top="60" Fill="LightGreen" Width="40" Height="20" />
<Ellipse Canvas.Left="50" Canvas.Top="70" Fill="Yellow" Width="40" Height="20" />
</Canvas>
</Window>
//File:Window.xaml.cs
using System.Windows;
using System.Windows.Shapes;
namespace ChangeItem
{
public partial class MainWindow : Window
{
public MainWindow(): base()
{
InitializeComponent();
mainCanvas.MouseLeftButtonDown += OnClick;
}
private void OnClick(object sender, RoutedEventArgs e)
{
Ellipse r = e.Source as Ellipse;
if (r != null)
{
r.Width += 10;
}
}
}
}
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