Handler MouseLeftButtonDown and MouseLeftButtonUp events
<Window x:Class="WpfApplication1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="DetectMouseButtonState" Height="400" Width="400">
<StackPanel Height="100" Width="100"
MouseLeftButtonDown="HandleButtonDown"
MouseLeftButtonUp="HandleButtonDown"
Background="Red"
DockPanel.Dock="Left">
<TextBlock>Click on Me</TextBlock>
</StackPanel>
</Window>
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Input;
namespace WpfApplication1
{
public partial class Window1 : Window
{
public Window1()
{
InitializeComponent();
}
void HandleButtonDown(object sender, MouseButtonEventArgs e)
{
StackPanel sourceStackPanel = e.Source as StackPanel;
if (e.ButtonState == MouseButtonState.Pressed)
{
sourceStackPanel.Width = 200;
sourceStackPanel.Height = 200;
}else if (e.ButtonState == MouseButtonState.Released)
{
sourceStackPanel.Width = 100;
sourceStackPanel.Height = 100;
}
}
}
}
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