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如何响应警报窗口上的点击
下面的示例显示如何响应终端用户单击警报窗口的文本。为了响应这些操作,将处理AlertControl.AlertClick事件。
在本例中,假设警报窗口用于在收到新电子邮件时向最终用户显示通知。当创建一个新的警报窗口时,一个自定义MailData对象与该窗口相关联,该对象包含关于收到的电子邮件的信息,并且在处理AlertControl.AlertClick事件时访问和处理它。
C#:
private void ShowAlertWindow() {
Form owner;
string caption, text, hotTrackedText;
Image image;
MailData mailData;
// Initialize the owner, caption, text, hotTrackedText, image and mailData
// ...
// Show an alert window with these parameters
alertControl1.Show(owner, caption, text, hotTrackedText, image, mailData);
}
private void alertControl1_AlertClick(object sender, AlertClickEventArgs e) {
// Get and process the data associated with the current alert window.
MailData mailData = e.Info.Tag as MailData;
ShowEmail(mailData);
}
private void ShowEmail(MailData mailData) {
//...
}
public class MailData {
//...
}
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VB.NET:
Private Sub ShowAlertWindow() Dim owner As Form Dim caption, text, hotTrackedText As String Dim image As Image Dim mailData As MailData ' Initialize the owner, caption, text, hotTrackedText, image and mailData ' ... ' Show an alert window with these parameters alertControl1.Show(owner, caption, text, hotTrackedText, image, mailData) End Sub Private Sub AlertControl1_AlertClick(ByVal sender As System.Object, _ ByVal e As AlertClickEventArgs) Handles AlertControl1.AlertClick ' Get and process the data associated with the current alert window. Dim mailData As MailData = TryCast(e.Info.Tag, MailData) ShowEmail(mailData) End Sub Private Sub ShowEmail(ByVal mailData As MailData) '... End Sub Public Class MailData '... End Class
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