ctrl+enter to send message

project/templates/chat.html

@@ -7,11 +7,16 @@
         </ul>
       </div>
       <div class="fixed-bottom form-inline">
-        <textarea id="msgbox" class="form-control" style="width:85%; float: left; margin-bottom: 20px;" placeholder="说点什么吧"></textarea>
+        <textarea id="msgbox"
+                  class="form-control"
+                  style="width:85%;
+                         float: left;
+                         margin-bottom: 20px"
+                  placeholder="说点什么吧"></textarea>
         <button id="btn-send"
                 class="btn btn-info"
                 type="button"
-                style="width: 10%;"
+                style="width: 10%"
                 onclick="send_message()"
                 disabled>
           <svg xmlns="http://www.w3.org/2000/svg"
@@ -37,8 +42,14 @@
               btn_send.disabled = true;
             }
         });
-      </script>
-      <script>
+
+        var textarea = document.getElementById("msgbox")
+        textarea.addEventListener('keydown', function(e) {
+          if (e.ctrlKey && e.keyCode == 13) {
+            send_message()
+          }
+        });
+
         function get_history() {
           var msgs
           $.ajax({