Week1

week1/practice/BirthdayCard/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

week1/practice/BirthdayCard/app/.gitignore

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+/build

week1/practice/BirthdayCard/app/build.gradle

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+plugins {
+ id 'com.android.application'
+ id 'org.jetbrains.kotlin.android'
+}
+
+android {
+ namespace 'com.sumin.android.birthdaycard'
+ compileSdk 33
+
+ defaultConfig {
+ applicationId "com.sumin.android.birthdaycard"
+ minSdk 24
+ targetSdk 33
+ versionCode 1
+ versionName "1.0"
+
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ vectorDrawables {
+ useSupportLibrary true
+ }
+ }
+
+ 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 {
+ compose true
+ }
+ composeOptions {
+ kotlinCompilerExtensionVersion '1.2.0'
+ }
+ packagingOptions {
+ resources {
+ excludes += '/META-INF/{AL2.0,LGPL2.1}'
+ }
+ }
+}
+
+dependencies {
+
+ implementation 'androidx.core:core-ktx:1.7.0'
+ implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.1'
+ implementation 'androidx.activity:activity-compose:1.3.1'
+ implementation "androidx.compose.ui:ui:$compose_version"
+ implementation "androidx.compose.ui:ui-tooling-preview:$compose_version"
+ implementation 'androidx.compose.material3:material3:1.0.0-alpha11'
+ testImplementation 'junit:junit:4.13.2'
+ androidTestImplementation 'androidx.test.ext:junit:1.1.5'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+ androidTestImplementation "androidx.compose.ui:ui-test-junit4:$compose_version"
+ debugImplementation "androidx.compose.ui:ui-tooling:$compose_version"
+ debugImplementation "androidx.compose.ui:ui-test-manifest:$compose_version"
+}

week1/practice/BirthdayCard/app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

week1/practice/BirthdayCard/app/src/androidTest/java/com/sumin/android/birthdaycard/ExampleInstrumentedTest.kt

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+package com.sumin.android.birthdaycard
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+ @Test
+ fun useAppContext() {
+ // Context of the app under test.
+ val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+ assertEquals("com.sumin.android.birthdaycard", appContext.packageName)
+ }
+}

week1/practice/BirthdayCard/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools">
+
+ <application
+ android:allowBackup="true"
+ android:dataExtractionRules="@xml/data_extraction_rules"
+ android:fullBackupContent="@xml/backup_rules"
+ android:icon="@mipmap/ic_launcher"
+ android:label="@string/app_name"
+ android:supportsRtl="true"
+ android:theme="@style/Theme.BirthdayCard"
+ tools:targetApi="31">
+ <activity
+ android:name=".MainActivity"
+ android:exported="true"
+ android:label="@string/app_name"
+ android:theme="@style/Theme.BirthdayCard">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+
+ <category android:name="android.intent.category.LAUNCHER" />
+ </intent-filter>
+ </activity>
+ </application>
+
+</manifest>

week1/practice/BirthdayCard/app/src/main/java/com/sumin/android/birthdaycard/MainActivity.kt

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+package com.sumin.android.birthdaycard
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.*
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.sumin.android.birthdaycard.ui.theme.BirthdayCardTheme
+
+class MainActivity : ComponentActivity() {
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ setContent {
+ BirthdayCardTheme {
+ // A surface container using the 'background' color from the theme
+ Surface(
+ modifier = Modifier.fillMaxSize(),
+ color = MaterialTheme.colorScheme.background
+ ) {
+ BirthdayGreetingWithImage(
+ message = stringResource(id = R.string.birthdayMessage),
+ from = stringResource(id = R.string.birthdayFrom)
+ )
+ }
+ }
+ }
+ }
+}
+
+@Composable
+fun BirthdayGreetingWithText(
+ message: String,
+ from: String,
+ modifier: Modifier = Modifier,
+) {
+ Column(
+ modifier = modifier.fillMaxSize(),
+ verticalArrangement = Arrangement.Top,
+ horizontalAlignment = Alignment.CenterHorizontally
+ ) {
+ Text(
+ text = message,
+ fontSize = 36.sp,
+ lineHeight = 40.sp,
+ modifier = Modifier.padding(top = 16.dp)
+ )
+ Text(
+ text = from,
+ fontSize = 24.sp,
+ modifier = Modifier.padding(top = 16.dp)
+ )
+ }
+}
+
+@Composable
+fun BirthdayGreetingWithImage(
+ message: String,
+ from: String,
+ modifier: Modifier = Modifier,
+) {
+ val image = painterResource(id = R.drawable.androidparty)
+ Box(modifier = modifier) {
+ Image(
+ painter = image,
+ contentScale = ContentScale.Crop,
+ contentDescription = stringResource(R.string.imageDescription)
+ )
+ BirthdayGreetingWithText(
+ message = message,
+ from = from
+ )
+ }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun BirthdayCardPreview() {
+ BirthdayCardTheme {
+ BirthdayGreetingWithImage(
+ message = stringResource(id = R.string.birthdayMessage),
+ from = stringResource(R.string.birthdayFrom)
+ )
+ }
+}

week1/practice/BirthdayCard/app/src/main/java/com/sumin/android/birthdaycard/ui/theme/Color.kt

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+package com.sumin.android.birthdaycard.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+val Purple80 = Color(0xFFD0BCFF)
+val PurpleGrey80 = Color(0xFFCCC2DC)
+val Pink80 = Color(0xFFEFB8C8)
+
+val Purple40 = Color(0xFF6650a4)
+val PurpleGrey40 = Color(0xFF625b71)
+val Pink40 = Color(0xFF7D5260)

week1/practice/BirthdayCard/app/src/main/java/com/sumin/android/birthdaycard/ui/theme/Theme.kt

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+package com.sumin.android.birthdaycard.ui.theme
+
+import android.app.Activity
+import android.os.Build
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.dynamicDarkColorScheme
+import androidx.compose.material3.dynamicLightColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.SideEffect
+import androidx.compose.ui.graphics.toArgb
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalView
+import androidx.core.view.ViewCompat
+
+private val DarkColorScheme = darkColorScheme(
+ primary = Purple80,
+ secondary = PurpleGrey80,
+ tertiary = Pink80
+)
+
+private val LightColorScheme = lightColorScheme(
+ primary = Purple40,
+ secondary = PurpleGrey40,
+ tertiary = Pink40
+
+ /* Other default colors to override
+ background = Color(0xFFFFFBFE),
+ surface = Color(0xFFFFFBFE),
+ onPrimary = Color.White,
+ onSecondary = Color.White,
+ onTertiary = Color.White,
+ onBackground = Color(0xFF1C1B1F),
+ onSurface = Color(0xFF1C1B1F),
+ */
+)
+
+@Composable
+fun BirthdayCardTheme(
+ darkTheme: Boolean = isSystemInDarkTheme(),
+ // Dynamic color is available on Android 12+
+ dynamicColor: Boolean = true,
+ content: @Composable () -> Unit
+) {
+ val colorScheme = when {
+ dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+ val context = LocalContext.current
+ if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
+ }
+ darkTheme -> DarkColorScheme
+ else -> LightColorScheme
+ }
+ val view = LocalView.current
+ if (!view.isInEditMode) {
+ SideEffect {
+ (view.context as Activity).window.statusBarColor = colorScheme.primary.toArgb()
+ ViewCompat.getWindowInsetsController(view)?.isAppearanceLightStatusBars = darkTheme
+ }
+ }
+
+ MaterialTheme(
+ colorScheme = colorScheme,
+ typography = Typography,
+ content = content
+ )
+}

week1/practice/BirthdayCard/app/src/main/java/com/sumin/android/birthdaycard/ui/theme/Type.kt

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+package com.sumin.android.birthdaycard.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+ bodyLarge = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Normal,
+ fontSize = 16.sp,
+ lineHeight = 24.sp,
+ letterSpacing = 0.5.sp
+ )
+ /* Other default text styles to override
+ titleLarge = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Normal,
+ fontSize = 22.sp,
+ lineHeight = 28.sp,
+ letterSpacing = 0.sp
+ ),
+ labelSmall = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Medium,
+ fontSize = 11.sp,
+ lineHeight = 16.sp,
+ letterSpacing = 0.5.sp
+ )
+ */
+)