判断状态

2026-03-26 22:54:14 +08:00
parent 452caa6d89
commit d522eea509
7 changed files with 203 additions and 38 deletions
--- a/Windows/CS/Framework4.0/Camera/Test/Form1.cs
+++ b/Windows/CS/Framework4.0/Camera/Test/Form1.cs
@@ -50,8 +50,15 @@ namespace Test
        {
            if (button1.Text == "获取摄像头图像")
            {
-                button1.Text = "停止获取";
-                _camera.Start();
+                try
+                {
+                    _camera.Start();
+                    button1.Text = "停止获取";
+                }
+                catch (Exception ex)
+                {
+                    MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
            }
            else
            {