代码编写UI

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function main() {
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    importPackage(androidx.recyclerview.widget);
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    importPackage(android.widget)
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    let recyclerView = new RecyclerView(context);
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    logd(recyclerView)
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    // //设置布局管理器
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    layoutManager = new LinearLayoutManager(context);
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    recyclerView.setLayoutManager(layoutManager);
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    var activity = ui.getActivity();
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    ui.logd("activity " + activity);
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    activity.setContentView(recyclerView);
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    ui.logd("activity22 " + activity);
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    let giftBoxList = [];
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    for (var i = 0; i < 10; i++) {
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        giftBoxList.push(new GiftBox(i + "个", i * 2 + "斤", i * 3 + "袋"));
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    }
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    ui.logd("giftBoxList " + giftBoxList);
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    let recycleAdapter = createGiftBoxAdapter(giftBoxList);
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    ui.logd("recycleAdapter " + recycleAdapter);
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    recyclerView.setAdapter(recycleAdapter);
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}
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function createGiftBoxAdapter(giftBoxList) {
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    return RecyclerView.Adapter({
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        onCreateViewHolder: function (parent, viewType) {
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            // 视图创建
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            let view;
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            let holder;
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            //直接生成 或者 从xml解析出来
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            view = new TextView(context);
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            holder = JavaAdapter(RecyclerView.ViewHolder, {},
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                view);
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            return holder;
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        },
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        onBindViewHolder: function (holder, position) {
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            // 数据绑定
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            giftBox = giftBoxList[position];
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            holder.itemView.setText(giftBox.getLollipops());
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            ui.logd("giftBox " + giftBox)
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        },
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        getItemCount: function () {
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            return giftBoxList.length;
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        }
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    });
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}
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function GiftBox(lollipops, melonSeeds, peanut) {
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    this.lollipops = lollipops;
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    this.melonSeeds = melonSeeds;
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    this.peanut = peanut;
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}
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GiftBox.prototype.getLollipops = function () {
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    return this.lollipops;
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};
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GiftBox.prototype.getMelonSeeds = function () {
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    return this.melonSeeds;
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};
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GiftBox.prototype.getPeanut = function () {
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    return this.peanut;
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};
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GiftBox.prototype.getGiftType = function () {
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    return random(0, 1);
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};
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main();