team2_fs/assets/Scripts/UI/ShenTai/FriendWindow.ts

import { _decorator, Component, Node, Label, Prefab, instantiate, UITransform, Sprite, SpriteFrame } from 'cc';
import { IFDataSource, InfiniteList } from '../../core/InfiniteList/InfiniteList';
import { Http } from '../../core/net/Http';
import { ResourcesUtils } from '../../core/resourceManager/ResourcesUtils';
import { g } from '../../Data/g';
import { FriendItem } from '../../Item/FriendItem';
const { ccclass, property } = _decorator;

/**查看好友 */
@ccclass('FriendWindow')
export class FriendWindow extends Component implements IFDataSource {
    @property({ type: Sprite, tooltip: "标题" })
    titleSprite: Sprite;
    @property({ type: InfiniteList, tooltip: "好友列表" })
    list: InfiniteList;
    @property({ type: Prefab, tooltip: "Item预制体" })
    item: Prefab;
    @property({ type: Http, tooltip: "Http服务" })
    http: Http;
    private prefabHeight: number = 0;
    private data = [];
    start() {

    }
    public async onOpenHandler(friendlv: number = 0) {
        let url = `Images/Title/lv${friendlv + 1}FriendTitle/spriteFrame`;
        if (friendlv > 4) {
            url = `Images/Title/wdmy/spriteFrame`;
        }
        let img = await ResourcesUtils.load<SpriteFrame>(url, SpriteFrame, this.titleSprite.node);
        this.titleSprite.spriteFrame = img;
        if (friendlv == 5 && g.gameData.myFissionData.g1Members.length == 0) {
            let result = await this.http.send("/api/fission/GetFission");
            if (!result.code) {
                g.gameData.myFissionData = result.data.fissionDatas;
            }
        }
        friendlv = friendlv > 4 ? 0 : friendlv;
        this.data = g.gameData.myFissionData[`g${friendlv + 1}Members`];
        for (let i = 0; i < this.data.length; i++) {
            this.data[i].friendLv = friendlv;
        }

        let prefab = instantiate(this.item);
        this.prefabHeight = prefab.getComponent(UITransform).height;
        this.list.Init(this);
    }
    //#region  IFDataSource
    public GetCellData(dataIndex: number): any {
        return this.data[dataIndex];
    }
    public GetCellNumber(): number {
        return this.data.length;
    }
    public GetCellSize(index: number): number {
        return this.prefabHeight;
    }
    public GetCellView(index: number): FriendItem {
        let node = instantiate(this.item);
        return node.getComponent(FriendItem);
    }
    public GetCellIdentifer(index: number): string {
        return "FriendItem";
    }

}