[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-08-27 (世界標準時間)。"],[],[],null,["# About Predictive back\n\nPredictive back, a gesture navigation feature, lets users preview where the\nback swipe takes them. Predictive back seamlessly integrates with Compose to\nenhance your app's navigation experience. Users enjoy smoother and more\nintuitive transitions when navigating back within your app. Figure 1 shows how\nthis works in the [SociaLite](https://github.com/android/socialite) sample app.\n**Figure 1.** The back-to-home animation in the SociaLite sample app.\n\nSee our guides to do the following with predictive back:\n\n- [Set up predictive back](/develop/ui/compose/system/predictive-back-setup).\n- Enable default system animations.\n- Enable predictive back with Navigation Compose.\n- Integrate with shared element transitions.\n- Support predictive back with Material Compose components.\n- Access progress manually with [`PredictiveBackHandler`](/reference/kotlin/androidx/activity/compose/package-summary#PredictiveBackHandler(kotlin.Boolean,kotlin.coroutines.SuspendFunction1)).\n- Test the predictive back gesture animation."]]