Android Compose 控件学习六（TopBarNavigation）

原创已于 2025-04-29 13:41:59 修改 · 138 阅读

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于 2025-04-29 13:41:28 首次发布

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1.库导入

    implementation("androidx.navigation:navigation-common:2.8.9")
    implementation("androidx.navigation:navigation-compose:2.8.9")
    implementation("androidx.compose.material3:material3:1.3.2")
    implementation("androidx.compose.material3.adaptive:adaptive:1.1.0")
    implementation("androidx.compose.material3.adaptive:adaptive-layout-android:1.1.0")
    implementation("androidx.compose.material3.adaptive:adaptive-navigation-android:1.1.0")
    implementation("androidx.compose.material3.adaptive:adaptive-navigation:1.1.0")
    implementation("androidx.compose.material3:material3-adaptive-navigation-suite:1.3.2")
    implementation("androidx.compose.material:material:1.8.0")
    implementation("androidx.compose.material:material-icons-extended:1.7.8")
    implementation("androidx.compose.material:material-icons-core:1.7.8")
    implementation("androidx.compose.material3:material3-window-size-class:1.3.2")

2.示例代码

Scaffold(
        topBar = {
            CenterAlignedTopAppBar(
                title = {
                    Text(
                        "Navigation example",
                    )
                },
                navigationIcon = {
                    IconButton(onClick = navigateBack) {
                        Icon(
                            imageVector = Icons.AutoMirrored.Filled.ArrowBack,
                            contentDescription = "Localized description"
                        )
                    }
                },
            )
        },
    ) { innerPadding ->
        Text(
            "Click the back button to pop from the back stack.",
            modifier = Modifier.padding(innerPadding),
        )
    }