自 2025 年 3 月 27 日起,我们建议您使用 android-latest-release
而非 aosp-main
构建 AOSP 并为其做出贡献。如需了解详情,请参阅 AOSP 的变更。
收藏
使用集合让一切井井有条
根据您的偏好保存内容并对其进行分类。
- 主机 Activity:
TelecomActivity
- Fragment:
FavoriteFragment

图 1. “收藏夹”屏幕
布局:@layout/favorite_fragment
@+id/empty_page_container
组件 [id:]ClassName |
属性 |
值 |
TextView |
textAppearance |
?android:attr/textAppearanceLarge |
|
string |
@string/favorites_empty |
|
layout_marginBottom |
@dimen/favorite_add_button_and_text_separation |
add_favorite_button: UxrButton |
height |
@dimen/touch_target_size |
|
android:textAppearance |
?android:attr/textAppearanceMedium |
|
textColor |
@color/hero_button_text_color |
|
background |
@drawable/hero_button_background |
|
paddingHorizontal |
@dimen/favorite_add_button_padding |
|
app:carUxRestrictions |
UX_RESTRICTIONS_NO_SETUP |

图 2. @layout/favorite_fragment
布局:@layout/favorite_fragment
@+id/favorite_list_fragment. FavoriteListFragment
>
@layout/list_fragment
收藏的联系人内容。@layout/favorite_contact_list_item
组件 [id:]ClassName |
属性 |
值 |
root: LinearLayout |
orientation |
vertical |
gravity |
center_horizontal |
background |
?android:attr/selectableItemBackground |
icon: ImageView |
width |
@dimen/large_avatar_icon_size |
height |
@dimen/large_avatar_icon_size |
marginBottom |
@dimen/favorites_avatar_margin_bottom |
title: TextView |
textAppearance |
?android:attr/textAppearanceLarge |
text: TextView |
textAppearance |
?android:attr/textAppearanceSmall |
添加“收藏夹”按钮。@layout/add_favorite_list_item
组件 [id:]ClassName |
属性 |
值 |
title: UxrButton |
text |
@string/add_favorite_button |
|
textColor |
@color/hero_button_text_color |
|
textAppearance |
?android:attr/textAppearanceLarge |
|
background |
?android:attr/selectableItemBackground |
|
drawableTop |
@drawable/ic_add_favorite |
本页面上的内容和代码示例受内容许可部分所述许可的限制。Java 和 OpenJDK 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC):2025-07-27。
[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-07-27。"],[],[],null,["# Favorites\n\n- Host activity: `TelecomActivity`\n- Fragment: `FavoriteFragment`\n\n**Figure 1.**Favorites screen\n\nLayout. `@layout/favorite_fragment`\n\n- `@+id/empty_page_container`\n\n | **Component \\[id:\\]ClassName** | **Property** | **Value** |\n |----------------------------------|--------------------------|--------------------------------------------------|\n | `TextView` | `textAppearance` | `?android:attr/textAppearanceLarge` |\n | | `string` | `@string/favorites_empty` |\n | | `layout_marginBottom` | `@dimen/favorite_add_button_and_text_separation` |\n | `add_favorite_button: UxrButton` | `height` | `@dimen/touch_target_size` |\n | | `android:textAppearance` | `?android:attr/textAppearanceMedium` |\n | | `textColor` | `@color/hero_button_text_color` |\n | | `background` | `@drawable/hero_button_background` |\n | | `paddingHorizontal` | `@dimen/favorite_add_button_padding` |\n | | `app:carUxRestrictions` | `UX_RESTRICTIONS_NO_SETUP` |\n\n**Figure 2.**@layout/favorite_fragment\n\nLayout. `@layout/favorite_fragment`\n\n- `@+id/favorite_list_fragment. FavoriteListFragment` \\\u003e `@layout/list_fragment`\n\nFavorite contact item. `@layout/favorite_contact_list_item`\n\n| **Component \\[id:\\]ClassName** | **Property** | **Value** |\n|--------------------------------|------------------|------------------------------------------|\n| `root: LinearLayout` | `orientation` | `vertical` |\n| `root: LinearLayout` | `gravity` | `center_horizontal` |\n| `root: LinearLayout` | `background` | `?android:attr/selectableItemBackground` |\n| `icon: ImageView` | `width` | `@dimen/large_avatar_icon_size` |\n| `icon: ImageView` | `height` | `@dimen/large_avatar_icon_size` |\n| `icon: ImageView` | `marginBottom` | `@dimen/favorites_avatar_margin_bottom` |\n| `title: TextView` | `textAppearance` | `?android:attr/textAppearanceLarge` |\n| `text: TextView` | `textAppearance` | `?android:attr/textAppearanceSmall` |\n\nAdd Favorites button. `@layout/add_favorite_list_item`\n\n| **Component \\[id:\\]ClassName** | **Property** | **Value** |\n|--------------------------------|------------------|------------------------------------------|\n| `title: UxrButton` | `text` | `@string/add_favorite_button` |\n| | `textColor` | `@color/hero_button_text_color` |\n| | `textAppearance` | `?android:attr/textAppearanceLarge` |\n| | `background` | `?android:attr/selectableItemBackground` |\n| | `drawableTop` | `@drawable/ic_add_favorite` |"]]