Question

我正在尝试设置我的SettingsFragment，但是

import PreferenceFragmentCompat无效。

是否可以通过AndroidX做到这一点？

依赖性

implementation 'androidx.preference:preference:1.0.0-rc02'

渐变飞弹

    apply plugin: 'com.android.application'
apply plugin: 'com.google.gms.google-services'

android {
    compileSdkVersion 28
    defaultConfig {
        applicationId "com.idealorb.payrollapp"
        minSdkVersion 19
        targetSdkVersion 28
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
        android.defaultConfig.vectorDrawables.useSupportLibrary = true
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation 'androidx.appcompat:appcompat:1.0.0-rc02'
    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
    implementation 'com.google.android.material:material:1.0.0-rc02'
    implementation 'com.google.android.gms:play-services-auth:16.0.0'
    implementation 'com.google.firebase:firebase-auth:16.0.3'
    implementation 'com.google.firebase:firebase-core:16.0.3'
    implementation 'androidx.legacy:legacy-support-v4:1.0.0-rc02'
    implementation 'androidx.lifecycle:lifecycle-extensions:2.0.0-rc01'
    implementation 'android.arch.navigation:navigation-fragment:1.0.0-alpha05'
    implementation 'android.arch.navigation:navigation-ui:1.0.0-alpha05'
    implementation 'androidx.preference:preference:1.0.0-rc02'
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'androidx.test:runner:1.1.0-alpha4'
    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0-alpha4'
}

Answer 1

compileSdkVersion 28

您必须将compileSdkVersion设置为29才能使用androidx-namespaced库

为什么不能使用AndroidX库导入PreferenceFragmentCompat？

1 个答案: