attrLinkageHelper.js
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define(['mUtil','Component'], function (mUtil,Component) {
var vm = {};
var setAttrTrigger = function(mecId,viewAttr){
var instance = mUtil.getInstance(mecId);
var fieldVM = instance.viewModel;
var $that = instance.$el;
var beforeView = 1;
if ($(".wev-field", $that).children("div:last-child").children().eq(0).css("visibility") == "hidden") {
beforeView = 4;
} else if ($that.css("display") == "none") {
beforeView = 5;
} else if (fieldVM.readonly) {
beforeView = 3;
} else if (fieldVM.required) {
beforeView = 2;
} else {
beforeView = 1;
}
viewAttr = Number(viewAttr);
switch (viewAttr) {
case 1: // 编辑
switch (beforeView) {
case 2:
setRequired(instance, false);
break;
case 3:
fieldVM.readonly = false;
fieldVM.required = false;
mountField(instance, fieldVM);
break;
case 4:
setRequired(instance, false);
setDisplay($that, true, true);
break;
case 5:
setRequired(instance, false);
setDisplay($that, true);
break;
}
break;
case 2: // 必填
switch (beforeView) {
case 1:
setRequired(instance, true);
break;
case 3:
fieldVM.readonly = false;
fieldVM.required = true;
mountField(instance, fieldVM);
break;
case 4:
setRequired(instance, true);
setDisplay($that, true, true);
break;
case 5:
setRequired(instance, true);
setDisplay($that, true);
break;
}
break;
case 3: // 只读
switch (beforeView) {
case 1:
case 2:
case 4:
setDisplay($that, true, true);
case 5:
fieldVM.readonly = true;
fieldVM.required = false;
mountField(instance, fieldVM);
setDisplay($that, true);
break;
}
break;
case 4: // 隐藏内容
switch (beforeView) {
case 1:
case 2:
setRequired(instance, false);
setDisplay($that, false, true);
break;
case 3:
fieldVM.readonly = false;
fieldVM.required = false;
mountField(instance, fieldVM);
setDisplay($that, false, true);
break;
case 5:
setDisplay($that, false, true);
setDisplay($that, true);
break;
}
break;
case 5: // 隐藏行
switch (beforeView) {
case 1:
case 2:
setRequired(instance, false);
setDisplay($that, false);
break;
case 3:
setDisplay($that, false);
fieldVM.readonly = false;
fieldVM.required = false;
mountField(instance, fieldVM);
break;
case 4:
setDisplay($that, false);
setDisplay($that, true, true);
break;
}
break;
}
};
var setRequired = function (instance, required) {
mUtil.isFunction(instance.setRequired) && instance.setRequired(required);
};
var setDisplay = function ($el, show, visibility) {
var cssAttr = visibility ? "visibility" : "display";
var css = show ? "" : (visibility ? "hidden" : "none");
visibility && $(".wev-field", $el).children("div:last-child").children().css(cssAttr, css) || $el.css(cssAttr, css);
};
var mountField = function (instance, fieldVM) {
if (instance.type == "FLbs4amap") { // lbs处理
instance.setReadonly(fieldVM.readonly);
instance.setRequired(fieldVM.required);
} else {
if (fieldVM.field && fieldVM.field.name) {
var fieldValue = !vm.detailtable.isA ? $f(fieldVM.field.name).val() : $f(vm.detailtable.name + "." + fieldVM.field.name).val();
if (fieldValue) {
fieldVM.field.defaultValue = fieldValue;
fieldVM.field.value = fieldValue;
}
}
instance.beforeMount();
Component.render(instance.$el, fieldVM);
instance.mounted();
// 批注和明细单行文本处理
if (instance.type == "FHandwriting" || (fieldVM.readonly && instance.type == "FInputText" && vm.detailtable.isA)) {
instance.setValue(fieldValue);
}
}
};
return {
/**
* 属性联动
* @param linkages 所有属性联动配置信息
* @param mecid 触发联动的插件id
* @constructor
*/
trigger : function(linkages, mecid){
var fieldMecInstance = mUtil.getInstance(mecid);
vm = fieldMecInstance.viewModel;
var instance = mUtil.getInstance(fieldMecInstance.viewModel.form);
if (instance && fieldMecInstance.linkagecahe) {//清空之前的联动配置
var fieldsAttr = instance.getFormFieldsAttr();//取得插件本来默认的属性
fieldMecInstance.linkagecahe.forEach(function (attr) {
attr.changeFields.forEach(function (mecId) {
mecId !== -1 && setAttrTrigger(mecId, fieldsAttr[mecId]);
});
});
}
var fieldvalue = fieldMecInstance.getValue();
var linkage = fieldMecInstance.linkagecahe = linkages[fieldvalue];
if (linkage) {
linkage.forEach(function (attr) {
attr.changeFields.forEach(function (mecId, index, arr) {
mecId !== -1 && setAttrTrigger(mecId, attr.viewAttr);
});
});
}
}
};
});