修复节点内容删光的问题

src/module/editor.js

@@ -30,10 +30,14 @@ KityMinder.registerModule('TextEditModule', function() {
                 .setEndOffset(textShape.getContent().length)
                 .setColor(color);
 
+
+
             receiver
                 .setMinderNode(node)
                 .updateContainerRangeBySel();
 
+            receiver.minderNode.setTmpData('_lastTextContent',receiver.textShape.getContent());
+
             km.setStatus('inputready');
 
         }
@@ -58,6 +62,17 @@ KityMinder.registerModule('TextEditModule', function() {
                     return;
                 }
 
+
+                if(receiver.minderNode){
+                    var textShape = receiver.minderNode.getTextShape();
+                    if(textShape && textShape.getOpacity() === 0){
+                        receiver.minderNode.setText(receiver.minderNode.getTmpData('_lastTextContent'));
+                        receiver.minderNode.render();
+                        receiver.minderNode.getTextShape().setOpacity(1);
+                        km.layout(300);
+                    }
+
+                }
                 mouseDownStatus = true;
 
                 selectionReadyShow = sel.isShow();