优化显示，一些异常的处理

2018-12-20 20:33:15 +08:00
parent d51784bbc3
commit 331e93aeeb
7 changed files with 22 additions and 17 deletions
@@ -48,8 +48,16 @@ namespace StormChatWPF

        private void Button_Click(object sender, RoutedEventArgs e)
        {
-            Chat.chat.SendMessage(InputBox.Text,Chat.CurrentContact);
-            InputBox.Text = "";
+            if (Chat.CurrentContact == null)
+            {
+                MessageBox.Show("请选择联系人！");
+                return;
+            }
+            if (InputBox.Text!="")
+            {
+                Chat.chat.SendMessage(InputBox.Text, Chat.CurrentContact);
+                InputBox.Text = "";
+            }
        }

        internal void ShowMessage(Message message)