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142 lines
4.0 KiB
142 lines
4.0 KiB
<html> |
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<head> |
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<meta charset="utf-8"> |
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<title></title> |
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<!-- <link rel="stylesheet" type="text/css" href="../dist/2.0/fineui.min.css"/> |
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<script src="../dist/2.0/fineui.js"></script> --> |
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<link rel="stylesheet" type="text/css" href="http://fanruan.design/fineui/2.0/fineui.min.css"/> |
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<script src="http://localhost:9001/fineui.js"></script> |
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</head> |
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<body> |
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<div id="wrapper"></div> |
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<script> |
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var ParentModel = BI.inherit(BI.Model, { |
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state: function () { |
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return { |
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widget: { |
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name: "触发arr和dims变化", |
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arr: [], |
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dims: [], |
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} |
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}; |
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}, |
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watch: { |
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'widget.**': function () { |
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console.log(Math.random().toFixed(3) + ': widget.** changed'); |
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} |
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}, |
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childContext: ["widget"], |
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}); |
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BI.model("demo.model.parent", ParentModel); |
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var Parent = BI.inherit(BI.Widget, { |
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_store: function () { |
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return BI.Models.getModel('demo.model.parent'); |
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}, |
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render: function () { |
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return { |
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type: "bi.vertical", |
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bgap: 10, |
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items: [{ |
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type: 'bi.label', |
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text: '父组件watch widget.**, 子组件watch了widget.arr, 修改widget中arr和dims的先后顺序不一样，会导致watch顺序不一样。' |
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}, { |
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type: 'bi.label', |
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text: '不应该在修改属性，watch到修改后，还修改配置，或者使用同步watch把配置修改全' |
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}, { |
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type: 'demo.child' |
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}], |
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text: function () { |
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return this.model.name; |
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} |
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}; |
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} |
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}); |
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BI.shortcut("demo.parent", Parent); |
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var ChildModel = BI.inherit(BI.Model, { |
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context: ["widget"], |
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watch: { |
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arr: { |
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handler: function () { |
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console.log(Math.random().toFixed(3) + ': arr changed'); |
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}, |
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sync: false // 改成true 同步watch 修改也行 |
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} |
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}, |
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computed: { |
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arr: function () { |
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return this.model.widget.arr; |
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}, |
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dims: function () { |
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return this.model.widget.dims; |
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} |
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}, |
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actions: { |
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addArrFirst: function () { |
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// 修改arr在前，先触发arr的watch 再触发widget.**的监听 |
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this.model.widget.arr.push(BI.UUID()); |
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this.model.widget.dims.push(BI.UUID()); |
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}, |
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addDimFirst: function () { |
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// 修改dim在前先执行 widget.** 再出发arr的watch |
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this.model.widget.dims.push(BI.UUID()); |
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this.model.widget.arr.push(BI.UUID()); |
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} |
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} |
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}); |
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BI.model("demo.model.child", ChildModel); |
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var Child = BI.inherit(BI.Widget, { |
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_store: function () { |
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return BI.Models.getModel('demo.model.child'); |
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}, |
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render: function () { |
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var self = this; |
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return { |
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type: 'bi.left', |
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rgap: 20, |
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items: [{ |
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type: "bi.button", |
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text: '先修改widget.arr', |
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handler: function () { |
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self.store.addArrFirst(); |
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} |
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}, { |
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type: "bi.button", |
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text: '先修改widget.dims', |
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handler: function () { |
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self.store.addDimFirst(); |
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} |
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}] |
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}; |
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} |
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}); |
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BI.shortcut("demo.child", Child); |
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BI.createWidget({ |
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type: "bi.absolute", |
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items: [{ |
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el: { |
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type: "demo.parent" |
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}, |
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top: 100, |
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left: 100 |
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}], |
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element: "#wrapper" |
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}); |
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</script> |
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</body> |
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</html>
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