Silverlight模拟MSN和QQ即时提示消息框

「爱情、让人受尽委屈。」 2022-04-22 06:52 156阅读 0赞

LSMessagePopup.cs：

using System;
    using System.Net;
    using System.Windows;
    using System.Windows.Controls;
    using System.Windows.Documents;
    using System.Windows.Ink;
    using System.Windows.Input;
    using System.Windows.Media;
    using System.Windows.Media.Animation;
    using System.Windows.Shapes;
    using System.Windows.Controls.Primitives;
    
    namespace Longshine.SLLib.LSControl
    {
        public class LSMessagePopup
        {
            /// <summary>
            /// Popup窗口
            /// </summary>
            Popup _popup;
    
            public LSMessagePopup()
            {
                _popup = new Popup();
            }
    
            /// <summary>
            /// Popup窗口内容
            /// </summary>
            public FrameworkElement Content
            {
                set { _popup.Child = value; }
                get { return _popup.Child as FrameworkElement; }
            }
    
            /// <summary>
            /// Popup窗口移动时间
            /// </summary>
            private int _moveDuration = 1;
            public int MoveDuration
            {
                set { _moveDuration = value; }
                get { return _moveDuration; }
            }
    
            /// <summary>
            /// Popup窗口停留时间
            /// </summary>
            private int _stopDuration = 4;
            public int StopDuration
            {
                set { _stopDuration = value; }
                get { return _stopDuration; }
            }
    
            /// <summary>
            /// Popup窗口提示
            /// </summary>
            public void Alert()
            {
                double h = Application.Current.Host.Content.ActualHeight;
                double w = Application.Current.Host.Content.ActualWidth;
    
                _popup.HorizontalOffset = w - Content.Width;
    
                Storyboard storybord = new Storyboard();
                DoubleAnimationUsingKeyFrames _new_anim = new DoubleAnimationUsingKeyFrames();
                EasingDoubleKeyFrame _frame1 = new EasingDoubleKeyFrame();
                _frame1.Value = h;
                _frame1.KeyTime = new TimeSpan(0, 0, 0, 0);
                EasingDoubleKeyFrame _frame2 = new EasingDoubleKeyFrame();
                _frame2.Value = h - Content.Height;
                _frame2.KeyTime = new TimeSpan(0, 0, 0, MoveDuration);
                EasingDoubleKeyFrame _frame3 = new EasingDoubleKeyFrame();
                _frame3.Value = h - Content.Height;
                _frame3.KeyTime = new TimeSpan(0, 0, 0, MoveDuration + StopDuration);
                EasingDoubleKeyFrame _frame4 = new EasingDoubleKeyFrame();
                _frame4.Value = h;
                _frame4.KeyTime = new TimeSpan(0, 0, 0, MoveDuration + StopDuration + MoveDuration);
    
                _new_anim.KeyFrames.Add(_frame1);
                _new_anim.KeyFrames.Add(_frame2);
                _new_anim.KeyFrames.Add(_frame3);
                _new_anim.KeyFrames.Add(_frame4);
    
                storybord.Children.Add(_new_anim);
    
                Storyboard.SetTarget(_new_anim, _popup);
                Storyboard.SetTargetProperty(_new_anim, new PropertyPath("VerticalOffset"));
                storybord.AutoReverse = false;
                storybord.Begin();
    
                _popup.IsOpen = true; 
            }
        }
    }

LSMessage.xaml：

LSMessage.xaml.cs

using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Net;
    using System.Windows;
    using System.Windows.Controls;
    using System.Windows.Documents;
    using System.Windows.Input;
    using System.Windows.Media;
    using System.Windows.Media.Animation;
    using System.Windows.Shapes;
    
    namespace Longshine.SLLib.LSControl
    {
        public partial class LSMessage : UserControl
        {
            public LSMessage()
            {
                InitializeComponent();
            }
    
            private void btnYes_Click(object sender, RoutedEventArgs e)
            {
                this.Visibility = Visibility.Collapsed;
            }
    
            private void btnNo_Click(object sender, RoutedEventArgs e)
            {
                this.Visibility = Visibility.Collapsed;
            }
        }
    }

图片如下：

![5e322ea1-fc4d-3eb2-b86f-b3a179047fe3.gif][]

[5e322ea1-fc4d-3eb2-b86f-b3a179047fe3.gif]: /images/20220422/95e3bd1cdbeb4d43a3c7ff85f1b2deb6.png