fineui是帆软报表和BI产品线所使用的前端框架。
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Demo.Func = BI.inherit(BI.Widget, {
props: {
baseCls: "demo-func"
},
_createItems: function () {
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var items = BI.map(BI.range(1000), function (i) {
return {
type: "demo.virtual_group_item",
key: i + 1
}
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});
return items;
},
render: function () {
var self = this;
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var buttonGroupItems = self._createItems();
var virtualGroupItems = self._createItems();
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return {
type: "bi.vertical",
vgap: 20,
items: [{
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type: "bi.label",
cls: "layout-bg5",
height: 50,
text: "共1000个元素,演示button_group和virtual_group每次删除第一个元素"
}, {
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type: "bi.button_group",
width: 500,
height: 300,
ref: function () {
self.buttonGroup = this;
},
chooseType: BI.ButtonGroup.CHOOSE_TYPE_MULTI,
layouts: [{
type: "bi.vertical"
}],
items: this._createItems()
}, {
type: "bi.button",
text: "演示button_group的刷新",
handler: function () {
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buttonGroupItems.shift();
self.buttonGroup.populate(BI.deepClone(buttonGroupItems));
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}
}, {
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type: "bi.virtual_group",
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width: 500,
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height: 300,
ref: function () {
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self.virtualGroup = this;
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},
chooseType: BI.ButtonGroup.CHOOSE_TYPE_MULTI,
layouts: [{
type: "bi.vertical"
}],
items: this._createItems()
}, {
type: "bi.button",
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text: "演示virtual_group的刷新",
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handler: function () {
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virtualGroupItems.shift();
self.virtualGroup.populate(BI.deepClone(virtualGroupItems));
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}
}]
}
}
});
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BI.shortcut("demo.virtual_group", Demo.Func);
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Demo.Item = BI.inherit(BI.Widget, {
props: {
baseCls: "demo-item",
height: 30
},
render: function () {
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var self = this, o = this.options;
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return {
type: "bi.label",
ref: function () {
self.label = this;
},
height: this.options.height,
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text: "key:" + o.key + ",随机数" + BI.UUID()
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}
},
update: function (item) {
this.label.setText(item.value);
console.log("更新了一项");
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return true;//返回是不是更新成功
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},
created: function () {
console.log("创建了一项");
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},
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destroyed: function () {
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console.log("删除了一项");
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}
});
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BI.shortcut("demo.virtual_group_item", Demo.Item);