增加Tab键的反向操作功能，Shift+Tab快捷键删除行前的空格（或Tab快捷键产生的类似空格的内容）

_src/adapter/editorui.js

@@ -31,6 +31,7 @@
  anchor: "~/dialogs/anchor/anchor.html",
  insertimage: "~/dialogs/image/image.html",
  link: "~/dialogs/link/link.html",
+ insertacecode: "~/dialogs/insertacecode/insertacecode.html",
  spechars: "~/dialogs/spechars/spechars.html",
  searchreplace: "~/dialogs/searchreplace/searchreplace.html",
  map: "~/dialogs/map/map.html",
@@ -235,6 +236,7 @@
  "attachment",
  "anchor",
  "link",
+ "insertacecode",
  "insertimage",
  "map",
  "gmap",

_src/core/domUtils.js

@@ -2543,6 +2543,38 @@ var domUtils = (dom.domUtils = {
  }
  return true;
  },
- fillHtml: browser.ie11below ? "&nbsp;" : "<br/>"
+ fillHtml: browser.ie11below ? "&nbsp;" : "<br/>",
+
+ /**
+ * add by ading 2020年4月1日10:20:17
+ * 删除节点前部的Tab键产生的空格，即tab键的shift+tab反向效果
+ * @method deleteTabspace
+ * @param { Node } delNode 需要删除tab空格的节点
+ * @param { Number } spaceCount 需要查询位置关系的节点B
+ * @return { Boolean } 是否有删除
+ * @example
+ */
+ deleteTabspace: function(delNode, spaceCount){
+ var bearkFlag = false; 
+ var reg1 = new RegExp('^[ , ]','g'); //创建正则RegExp对象 
+ var reg2 = new RegExp('^​','g'); //创建正则RegExp对象 
+ // 循环所有子元素寻找第一个不为空的子元素进行删除tab空格
+ this.getChildCount( delNode, function ( node ) {
+ if(!bearkFlag) {
+ if(!(node.id && node.id.indexOf('baidu_bookmark')>0)){
+ if((node.textContent && node.textContent.length>0) || (node.data && node.data.length>0)){
+ if(node.data && node.data.length>0){
+ var newData = node.data;
+ for( i = 0; i < spaceCount; i++ ) newData = newData.replace(reg1, '');
+ newData = newData.replace(reg2,'');
+ node.replaceWith(newData);
+ }
+ bearkFlag = true;
+ }
+ }
+ }
+ });
+ return bearkFlag;
+ }
 });
 var fillCharReg = new RegExp(domUtils.fillChar, "g");

_src/plugins/customstyle.js

@@ -41,6 +41,24 @@ UE.plugins["customstyle"] = function() {
  name: "hi",
  style:
  "font-size:16px;font-style:italic;font-weight:bold;color:rgb(51, 153, 204);line-height:18px;"
+ },
+ {
+ tag: "code",
+ name: "tagcode",
+ style:
+ "color:#c7254e;background-color:#f9f2f4;font-size:90%;padding:2px 4px;border-radius:4px;font-family:Menlo,Monaco,Consolas,\"Courier New\",monospace;"
+ },
+ {
+ tag: "kbd",
+ name: "tagkbd",
+ style:
+ "color:#fff;background-color:#333;font-size:90%;padding:2px 4px;border-radius:3px;font-family:Menlo,Monaco,Consolas,\"Courier New\",monospace;"
+ },
+ {
+ tag: "p",
+ name: "tagpre",
+ style:
+ "display:block;padding:9.5px;margin:0 0 10px;font-size:13px;line-height:1.43;color:#333;word-break:break-all;word-wrap:break-word;background-color:#f5f5f5;border:1px solid #ccc;border-radius:4px;font-family:Menlo,Monaco,Consolas,\"Courier New\",monospace;"
  }
  ]
  });

_src/plugins/keystrokes.js

@@ -130,7 +130,17 @@ UE.plugins["keystrokes"] = function() {
  var span = me.document.createElement("span");
  span.innerHTML = txt + domUtils.fillChar;
  if (range.collapsed) {
- range.insertNode(span.cloneNode(true).firstChild).setCursor(true);
+ // change by ading 2020年4月1日11:16:25 单行`Tab`快捷键增加支持 `shift+Tab`反向操作
+ if(evt.shiftKey){
+ var bookmark = range.createBookmark();
+ range.enlarge(true);
+ var bookmark2 = range.createBookmark(),
+ current = domUtils.getNextDomNode(bookmark2.start, false, filterFn);
+ domUtils.deleteTabspace(current, tabSize);
+ range.moveToBookmark(bookmark2).moveToBookmark(bookmark).select();
+ } else {
+ range.insertNode(span.cloneNode(true).firstChild).setCursor(true);
+ }
  } else {
  var filterFn = function(node) {
  return (
@@ -156,11 +166,15 @@ UE.plugins["keystrokes"] = function() {
  domUtils.POSITION_FOLLOWING
  )
  ) {
- current.insertBefore(
- span.cloneNode(true).firstChild,
- current.firstChild
- );
- current = domUtils.getNextDomNode(current, false, filterFn);
+ // change by ading 2020年4月1日11:18:52 多行`Tab`快捷键增加支持 `shift+Tab`反向操作
+ if(evt.shiftKey){
+ var nextN = domUtils.getNextDomNode(current, false, filterFn);
+ domUtils.deleteTabspace(current, tabSize);
+ current = nextN;
+ }else{
+ current.insertBefore(span.cloneNode(true).firstChild, current.firstChild);
+ current = domUtils.getNextDomNode(current, false, filterFn);
+ }
  }
  range.moveToBookmark(bookmark2).moveToBookmark(bookmark).select();
  }

_test/editor_config.js

@@ -62,6 +62,7 @@ var UEDITOR_CONFIG2 = {
  'image': '图片',
  'inserttable': '表格',
  'link': '超链接',
+ 'insertacecode': '插入ace格式代码',
  'emoticon': '表情',
  'spechars': '特殊字符',
  'searchreplace': '查询替换',
@@ -89,6 +90,7 @@ var UEDITOR_CONFIG2 = {
  'image': '~/dialogs/image/image.html',
  'inserttable': '~/dialogs/table/table.html',
  'link': '~/dialogs/link/link.html',
+ 'insertacecode': '~/dialogs/insertacecode/insertacecode.html',
  'emoticon': '~/dialogs/emoticon/emoticon.html',
  'spechars': '~/dialogs/spechars/spechars.html',
  'searchreplace': '~/dialogs/searchreplace/searchreplace.html',

_test/editor_config_src.js

@@ -62,6 +62,7 @@ var UEDITOR_CONFIG = {
  'image': '图片',
  'inserttable': '表格',
  'link': '超链接',
+ 'insertacecode': '插入ace格式代码',
  'emoticon': '表情',
  'spechars': '特殊字符',
  'searchreplace': '查询替换',
@@ -90,6 +91,7 @@ var UEDITOR_CONFIG = {
  'image': '../../../dialogs/image/image.html',
  'inserttable': '../../../dialogs/table/table.html',
  'link': '../../../dialogs/link/link.html',
+ 'insertacecode': '../../../dialogs/insertacecode/insertacecode.html',
  'emoticon': '../../../dialogs/emoticon/emoticon.html',
  'spechars': '../../../dialogs/spechars/spechars.html',
  'searchreplace': '../../../dialogs/searchreplace/searchreplace.html',