WPF自动隐藏的消息框的实例代码

2019-12-30 13:25:31王冬梅

注意:鼠标移动上去停止动画和移出后快速消失的代码为:


<i:Interaction.Triggers>
<i:EventTrigger EventName="MouseEnter">
<ei:ControlStoryboardAction Storyboard="{StaticResource ShowSb}" ControlStoryboardOption="Stop"/>
</i:EventTrigger>
<i:EventTrigger EventName="MouseLeave">
<ei:ControlStoryboardAction Storyboard="{StaticResource MouseLeave}"/>
</i:EventTrigger>
</i:Interaction.Triggers> 

后台代码逻辑:


private bool iserror = false;
public void Show(string messageBoxText, bool iserror = false)
{
this.iserror = iserror;
this.Message = messageBoxText;
this.Show();
}
public OnlyShowMessageBox()
{
InitializeComponent();
this.DataContext = new model() { YOffSet = -300d };
this.Loaded += (y, k) =>
{
this.Top = 41;
this.Left = (SystemParameters.WorkArea.Width) / 2 - this.ActualWidth / 2;
if (iserror)
{
this.grid.Visibility = Visibility.Collapsed;
}
else { this.grid.Visibility = Visibility.Collapsed; }
(this.Resources["ShowSb"] as Storyboard).Begin();
};
}
private void Storyboard_Completed(object sender, EventArgs e)
{
this.Close();
} 

其中 :


public class model : ModelBase
{
private double YOffset;
public double YOffSet
{
get { return YOffset; }
set
{
YOffset = value;
RaisePropertyChangedEvent("YOffSet");
}
}
} 

其中ModelBase在 可分组的选择框控件(MVVM下)(Toggle样式 仿造单选框RadioButton,复选框CheckBox功能) 中有介绍。

最后,调用方法:

new OnlyShowMessageBox().Show("请注意:前方高能,禁止入内!", false);

或者

new OnlyShowMessageBox().Show("不存在此对象!", true);

以上所述是小编给大家介绍的WPF自动隐藏的消息框的全部叙述,希望对大家有所帮助,如果大家想了解更多内容敬请关注ASPKU!


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