前言

本系列文章旨在通过系统性地测试官网提供的各类功能示例，以实践验证其实际应用效果。我们将从开发者实际需求出发，通过完整运行每个示例代码，详细记录执行过程与结果输出，从而评估这些示例能否为开发者提供有效的帮助。

示例效果说明

该示例实现了IconGroupSuffix及ChipGroup传入SymbolGlyph资源。

示例代码

import { ChipSize, ChipGroup, IconGroupSuffix, SymbolGlyphModifier } from '@kit.ArkUI'


@Entry
@Preview
@Component
struct Index {
  @State selected_index: Array<number> = [0, 1, 2, 3, 4, 5, 6];
  @State selected_state: boolean = true;
  @State prefixModifierNormal: SymbolGlyphModifier = new SymbolGlyphModifier($r('sys.symbol.ohos_star'));
  @State prefixModifierActivated: SymbolGlyphModifier = new SymbolGlyphModifier($r('sys.symbol.ohos_star')).fontColor([Color.Red]);
  @State suffixModifierNormal: SymbolGlyphModifier = new SymbolGlyphModifier($r('sys.symbol.ohos_wifi'));
  @State suffixModifierActivated: SymbolGlyphModifier = new SymbolGlyphModifier($r('sys.symbol.ohos_wifi')).fontColor([Color.Red]);


  @LocalBuilder
  ChipGroupSuffix(): void {
    IconGroupSuffix({
      items: [
        new SymbolGlyphModifier($r('sys.symbol.magnifyingglass'))
          .onClick(() => {
            if (this.selected_state == false) {
              this.selected_index = [0, 1, 2, 3, 4, 5, 6];
              this.selected_state = true;
            } else {
              this.selected_index = [];
              this.selected_state = false;
            }
          })
      ]
    })
  }


  build() {
    Column() {
      ChipGroup({
        items: [
          {
            prefixSymbol: { normal: this.prefixModifierNormal, activated: this.prefixModifierActivated },
            label: { text: "操作块1" },
            suffixSymbol: { normal: this.suffixModifierNormal, activated: this.suffixModifierActivated },
            allowClose: false,
          },
          {
            prefixSymbol: { normal: this.prefixModifierNormal, activated: this.prefixModifierActivated },
            label: { text: "操作块2" },
            allowClose: true,
          },
          {
            prefixIcon: { src: $r('sys.media.ohos_ic_public_clock') },
            label: { text: "操作块3" },
            allowClose: true,
          },
          {
            prefixIcon: { src: $r('sys.media.ohos_ic_public_cast_stream') },
            label: { text: "操作块4" },
            allowClose: true,
          },
          {
            prefixIcon: { src: $r('sys.media.ohos_ic_public_cast_mirror') },
            label: { text: "操作块5" },
            allowClose: true,
          },
          {
            prefixIcon: { src: $r('sys.media.ohos_ic_public_cast_stream') },
            label: { text: "操作块6" },
            allowClose: true,
          },
        ],
        itemStyle: {
          size: ChipSize.NORMAL,
          backgroundColor: $r('sys.color.ohos_id_color_button_normal'),
          fontColor: $r('sys.color.ohos_id_color_text_primary'),
          selectedBackgroundColor: $r('sys.color.ohos_id_color_emphasize'),
          selectedFontColor: $r('sys.color.ohos_id_color_text_primary_contrary'),
        },
        selectedIndexes: this.selected_index,
        multiple: true,
        chipGroupSpace: { itemSpace: 8, endSpace: 0 },
        chipGroupPadding: { top: 10, bottom: 10 },
        onChange: (activatedChipsIndex: Array<number>) => {
          console.log('chips on clicked, activated index ' + activatedChipsIndex)
        },
        suffix: this.ChipGroupSuffix
      })
    }
  }
}

示例效果

核心内容

使用 SymbolGlyph 替代传统图片图标，提升渲染性能和适配性。
结合 @State 和图标点击事件实现动态 UI 交互（如一键全选）。
利用 IconGroupSuffix 扩展 ChipGroup 功能，增强用户操作体验。