我有一個圖形平臺,我有興趣在鼠標移過它們時改變節點的顏色(或者像改變不透明度以用於聚焦節點)。如何處理一個形狀的鼠標?
我該怎麼做?
任何人都可以幫忙嗎?
這將是.xaml.cs樣本節點表示:
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Shapes;
namespace WpfApp12
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
Ellipse myEllipse = new Ellipse();
//myEllipse.Fill = nodeColour;
myEllipse.StrokeThickness = 1;
myEllipse.Stroke = Brushes.Black;
myEllipse.Width = 30;
myEllipse.Height = 30;
Canvas.SetLeft(myEllipse, 50);
Canvas.SetTop(myEllipse, 50);
content.Children.Add(myEllipse);
}
}
}
,這是XAML代碼:
<Window x:Class="WpfApp12.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:WpfApp12"
mc:Ignorable="d"
Title="MainWindow" Height="350" Width="525">
<Grid>
<Canvas x:Name="content" HorizontalAlignment="Left" Height="299" Margin="10,10,0,0" VerticalAlignment="Top" Width="497"/>
</Grid>
</Window>
感謝... 其實我有很多數量的節點..我怎樣才能分配此方法對所有這些? –
您可以將相同的事件處理程序連接到所需的多個元素。看我的編輯。 – mm8
非常感謝....非常棒! –