//时钟控制窗口背景渐入和淡出
private void timer1_Tick(object sender, EventArgs e)
{
switch (action)
{
case AlertFormAction.Start:
timer1.Interval = 50; //警告显示的时间
this.Opacity += 0.1;
if (this.Opacity == 1.0)
{
action = AlertFormAction.Wait;
}
break;
case AlertFormAction.Wait:
timer1.Interval = duration == AlertDuration.Short ? 3000 : (duration == AlertDuration.Long ? 1000 * 10 : 9999999); //警告框停留时间
action = AlertFormAction.Close;
break;
case AlertFormAction.Close:
timer1.Interval = 50; //警告退出的时间
this.Opacity -= 0.1;
if (this.Opacity == 0.0)
{
this.Close();
}
break;
default:
break;
}
}
//当有多个消息的时候，消息框会重叠在一起；多个消息时，需要将消息窗口按一定的规则排列，这里我们设置每个消息窗口间隔一定的距离
public void Show(string message, AlertType type, AlertDuration duration = AlertDuration.Short)
{
this.duration = duration;
// 设置窗口启始位置
this.StartPosition = FormStartPosition.Manual;
// 设置程序每个打开的消息窗口的位置，超过10个就不做处理，这个可以根据自己的需求设定
string fname;
for (int i = 1; i < 10; i++)
{
fname = "alert" + i.ToString();
Toast alert = (Toast)Application.OpenForms[fname];
if (alert == null)
{
this.Name = fname;
this.x = Screen.PrimaryScreen.WorkingArea.Width - this.Width;
this.y = Screen.PrimaryScreen.WorkingArea.Height - this.Height * i - 5 * i;
this.Location = new Point(x, y);
break;
}
}
labelContent.Text = message;
this.Opacity = 0.0;
SetAlertTheme(type);
this.Show();
action = AlertFormAction.Start;
//启动时钟
timer1.Start();
// 注销鼠标事件
this.MouseLeave += new System.EventHandler(this.AlertMessageForm_MouseLeave);
this.MouseMove += new System.Windows.Forms.MouseEventHandler(this.AlertMessageForm_MouseMove);
}
private void AlertMessageForm_MouseLeave(object sender, EventArgs e)
{
this.Opacity = 1.0;
timer1.Interval = 3000;//警告框停留时间
action = AlertFormAction.Close;
}
//鼠标悬停警告框处理
private void AlertMessageForm_MouseMove(object sender, MouseEventArgs e)
{
this.Opacity = 1.0;
timer1.Interval = int.MaxValue;//警告框停留时间
action = AlertFormAction.Close;
}