fineui是帆软报表和BI产品线所使用的前端框架。
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/**
* guy
* 二级树
* @class BI.MultiLayerSelectLevelTree
* @extends BI.Select
*/
BI.MultiLayerSelectLevelTree = BI.inherit(BI.Widget, {
_defaultConfig: function () {
return BI.extend(BI.MultiLayerSelectLevelTree.superclass._defaultConfig.apply(this, arguments), {
baseCls: "bi-multilayer-select-level-tree",
isDefaultInit: false,
items: [],
itemsCreator: BI.emptyFn,
value: "",
scrollable: true
});
},
_init: function () {
BI.MultiLayerSelectLevelTree.superclass._init.apply(this, arguments);
this.initTree(this.options.items);
},
_formatItems: function (nodes, layer, pNode) {
var self = this;
BI.each(nodes, function (i, node) {
var extend = {};
node.layer = layer;
if (!BI.isKey(node.id)) {
node.id = BI.UUID();
}
extend.pNode = pNode;
if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
extend.type = "bi.multilayer_select_tree_mid_plus_group_node";
if (i === nodes.length - 1) {
extend.type = "bi.multilayer_select_tree_last_plus_group_node";
extend.isLastNode = true;
}
if (i === 0 && !pNode) {
extend.type = "bi.multilayer_select_tree_first_plus_group_node";
}
if (i === 0 && i === nodes.length - 1 && !pNode) { // 根
extend.type = "bi.multilayer_select_tree_plus_group_node";
}
BI.defaults(node, extend);
self._formatItems(node.children, layer + 1, node);
} else {
extend.type = "bi.multilayer_single_tree_mid_tree_leaf_item";
if (i === 0 && !pNode) {
extend.type = "bi.multilayer_single_tree_first_tree_leaf_item";
}
if (i === nodes.length - 1) {
extend.type = "bi.multilayer_single_tree_last_tree_leaf_item";
}
BI.defaults(node, extend);
}
});
return nodes;
},
_assertId: function (sNodes) {
BI.each(sNodes, function (i, node) {
node.id = node.id || BI.UUID();
});
},
// 构造树结构,
initTree: function (nodes) {
var self = this, o = this.options;
this.empty();
this._assertId(nodes);
this.tree = BI.createWidget({
type: "bi.custom_tree",
cls: "tree-view display-table",
expander: {
type: "bi.select_tree_expander",
isDefaultInit: o.isDefaultInit,
el: {},
popup: {
type: "bi.custom_tree"
}
},
items: this._formatItems(BI.Tree.transformToTreeFormat(nodes), 0),
itemsCreator: o.itemsCreator,
value: o.value,
el: {
type: "bi.button_tree",
chooseType: BI.Selection.Single,
layouts: [{
type: "bi.vertical"
}]
}
});
this.tree.on(BI.Controller.EVENT_CHANGE, function (type) {
self.fireEvent(BI.Controller.EVENT_CHANGE, arguments);
if (type === BI.Events.CLICK) {
self.fireEvent(BI.MultiLayerSelectLevelTree.EVENT_CHANGE, arguments);
}
});
BI.createWidget({
type: "bi.adaptive",
element: this,
scrollable: o.scrollable,
items: [this.tree]
});
},
populate: function (nodes) {
this.tree.populate(this._formatItems(BI.Tree.transformToTreeFormat(nodes), 0));
},
setValue: function (v) {
this.tree.setValue(v);
},
getValue: function () {
return BI.uniq(this.tree.getValue());
},
getAllLeaves: function () {
return this.tree.getAllLeaves();
},
getNodeById: function (id) {
return this.tree.getNodeById(id);
},
getNodeByValue: function (id) {
return this.tree.getNodeByValue(id);
}
});
BI.MultiLayerSelectLevelTree.EVENT_CHANGE = "EVENT_CHANGE";
BI.shortcut("bi.multilayer_select_level_tree", BI.MultiLayerSelectLevelTree);