修改bug 报警声 文件没有，会出错

Project.FLY.ControlLibrary/FLY.ControlLibrary/Window_WarningTip.xaml.cs

@@ -45,6 +45,7 @@ namespace FLY.ControlLibrary
         /// </summary>
         public string OKContent { get; set; } = "确定";
 
+
         public Window_WarningTip()
         {
             InitializeComponent();
@@ -74,7 +75,7 @@ namespace FLY.ControlLibrary
         /// </summary>
         public static void Stop()
         {
-            Current?.timer1_Tick(null,null);
+            Current?.timer1_Tick(null, null);
         }
         /// <summary>
         /// 关闭 
@@ -90,15 +91,22 @@ namespace FLY.ControlLibrary
         {
             isRunning = false;
             outputDevice?.Stop();
-            outputDevice.Dispose();
+            outputDevice?.Dispose();
             outputDevice = null;
-            audioFile.Dispose();
+            audioFile?.Dispose();
             audioFile = null;
         }
         void playMusic(string musicpath)
+        {
+            try
             {
                 audioFile = new AudioFileReader(musicpath);
-
+            }
+            catch
+            {
+                //音乐无法启动
+                return;
+            }
             outputDevice = new WaveOutEvent();
 
 
@@ -116,7 +124,12 @@ namespace FLY.ControlLibrary
         }
         void Play(string musicpath)
         {
-            if (audioFile == null)
+            if (musicpath == null)
+            {
+                //没有音乐，关闭
+                stopMusic();
+            }
+            else if (audioFile == null)
             {
                 playMusic(musicpath);
             }
@@ -218,7 +231,7 @@ namespace FLY.ControlLibrary
             Current.Play(musicpath);
 
             WarningTipID++;
-            if (WarningTipID >= int.MaxValue-1)
+            if (WarningTipID >= int.MaxValue - 1)
                 WarningTipID = 0;
 
             return WarningTipID;