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PC・Androidソフトウェア・アプリの開発・使い方に関するメモ

android開発 Snackbarのsnippet

2021 Dec. 11.

出典 [Android & Kotlin] Snackbar で通知とアクションを実装しカスタマイズする

build.bradle(:app)

implementation 'com.google.android.material:material:x.x.x'が必要

plugins {
    id 'com.android.application'
    id 'kotlin-android'
}

android {
    compileSdk 31

    defaultConfig {
        applicationId "YOUR.PACKAGE"
        minSdk 24
        targetSdk 31
        versionCode 1
        versionName "1.0"

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
    }

    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
    }
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }
    kotlinOptions {
        jvmTarget = '1.8'
    }
    buildFeatures {
        viewBinding true
    }
}

dependencies {

    implementation 'androidx.core:core-ktx:1.7.0'
    implementation 'androidx.appcompat:appcompat:1.4.0'
    implementation 'com.google.android.material:material:1.4.0'
    implementation 'androidx.constraintlayout:constraintlayout:2.1.2'
    testImplementation 'junit:junit:4.+'
    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
}


MainActivity.kt
package net.sytes.rokkosan.myapplication

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import com.google.android.material.snackbar.Snackbar
import net.sytes.rokkosan.myapplication.databinding.ActivityMainBinding

class MainActivity : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        // setContentView(R.layout.activity_main)

        val binding = ActivityMainBinding.inflate(layoutInflater)
        setContentView(binding.root)

        val rootLayout = binding.root
        val snackbar = Snackbar.make(rootLayout , "Hello Snackbar", Snackbar.LENGTH_LONG)
        snackbar.show()
    }
}