mwf.xdesktop.requireapp("process.xform", "$module", null, false);
/** @class label 文本组件。
* @o2cn 文本组件
* @example
* //可以在脚本中获取该组件
* //方法1：
* var label = this.form.get("name"); //获取组件
* //方法2
* var label = this.target; //在组件事件脚本中获取
* @extends mwf.xapplication.process.xform.$module
* @o2category formcomponents
* @o2range {process|cms|portal}
* @hideconstructor
*/
mwf.xapplication.process.xform.label = mwf.applabel = new class(
/** @lends mwf.xapplication.process.xform.label# */
{
implements: [events],
extends: mwf.app$module,
_loaduserinterface: function(){
if (this.json.valuetype == "text"){
this.node.set("text", this.json.text || "");
}
if (this.json.valuetype == "script"){
var code = (this.json.script) ? this.json.script.code : "";
if (code){
var value = this.form.macro.exec(code, this);
this._setnodetext(value);
//this.node.set("text", this.form.macro.exec(code, this) || "");
}
}
if (this.json.prefixicon || this.json.suffixicon){
var text = this.node.get("text");
this.node.empty();
var tnode = new element("div", {"styles": {
"margin-left": (this.json.prefixicon) ? "20px" : "0px",
"margin-right": (this.json.suffixicon) ? "20px" : "0px",
"height": "100%"
}, "text": text}).inject(this.node);
var height = (this.node.offsetparent === null) ? "20" : this.node.getsize().y;
if (this.json.prefixicon){
var node = new element("div", {"styles": {
"float": "left",
"width": "20px",
"height": "" height "px",
"background": " center center no-repeat"
}}).inject(tnode, "before");
}
if (this.json.suffixicon){
var node = new element("div", {"styles": {
"float": "right",
"width": "20px",
"height": "" height "px",
"background": " center center no-repeat"
}}).inject(tnode, "before");
}
}
},
_setnodetext: function(value){
if (value && value.isag){
value.addresolve(function(v){
this._setnodetext(v);
}.bind(this));
}else{
o2.promiseall(value).then(function(v){
this.node.set("text", v || "");
}.bind(this), function(){});
//this.node.set("text", value || "");
}
},
/**当参数为promise的时候，请参考文档: {@link https://www.yuque.com/o2oa/ixsnyt/ws07m0|使用promise处理表单异步}
* @summary 为组件设置文本，该文本不会被保存到后台。
* @param text{string|promise} .
* @example
* this.form.get("fieldid").settext("test"); //赋文本值
* @example
* //使用promise
* var field = this.form.get("fieldid");
* var dict = new this.dict("test"); //test为数据字典名称
* var promise = dict.get("tools", true); //异步使用数据字典的get方法时返回promise，参数true表示异步
* field.settext( promise );
*/
settext: function(text){
if (!!text){
o2.promiseall(text).then(function(v){
this.node.set("text", v || "");
}.bind(this), function(){});
}else{
this.node.set("text", v || "");
}
//this.node.set("text", text);
}
});
source