WebContent/member/kindeditor/src/cmd.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

// original execCommand
function _nativeCommand(doc, key, val) {
	try {
		doc.execCommand(key, false, val);
	} catch(e) {}
}
// original queryCommandValue
function _nativeCommandValue(doc, key) {
	var val = '';
	try {
		val = doc.queryCommandValue(key);
	} catch (e) {}
	if (typeof val !== 'string') {
		val = '';
	}
	return val;
}
// get current selection of a document
function _getSel(doc) {
	var win = _getWin(doc);
	return _IERANGE ? doc.selection : win.getSelection();
}
// get range of current selection
function _getRng(doc) {
	var sel = _getSel(doc), rng;
	try {
		if (sel.rangeCount > 0) {
			rng = sel.getRangeAt(0);
		} else {
			rng = sel.createRange();
		}
	} catch(e) {}
	if (_IERANGE && (!rng || (!rng.item && rng.parentElement().ownerDocument !== doc))) {
		return null;
	}
	return rng;
}
//将map的复合key转换成单一key
function _singleKeyMap(map) {
	var newMap = {}, arr, v;
	_each(map, function(key, val) {
		arr = key.split(',');
		for (var i = 0, len = arr.length; i < len; i++) {
			v = arr[i];
			newMap[v] = val;
		}
	});
	return newMap;
}
//判断一个node是否有指定属性或CSS
function _hasAttrOrCss(knode, map) {
	return _hasAttrOrCssByKey(knode, map, '*') || _hasAttrOrCssByKey(knode, map);
}
function _hasAttrOrCssByKey(knode, map, mapKey) {
	mapKey = mapKey || knode.name;
	if (knode.type !== 1) {
		return false;
	}
	var newMap = _singleKeyMap(map);