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‎.gitattributes

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# Auto detect text files and perform LF normalization
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* text=auto

‎.gitignore

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

‎.idea/.gitignore

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‎.idea/.name

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‎.idea/compiler.xml

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‎.idea/gradle.xml

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‎.idea/inspectionProfiles/Project_Default.xml

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‎.idea/misc.xml

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‎app/.gitignore

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/build

‎app/build.gradle

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plugins {
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id 'com.android.application'
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id 'org.jetbrains.kotlin.android'
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}
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android {
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namespace 'com.seda.basic_android_kotlin_compose_lazygrid'
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compileSdk 32
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defaultConfig {
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applicationId "com.seda.basic_android_kotlin_compose_lazygrid"
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minSdk 26
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targetSdk 32
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versionCode 1
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versionName "1.0"
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testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
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vectorDrawables {
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useSupportLibrary true
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}
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
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}
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_1_8
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targetCompatibility JavaVersion.VERSION_1_8
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}
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kotlinOptions {
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jvmTarget = '1.8'
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}
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buildFeatures {
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compose true
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}
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composeOptions {
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kotlinCompilerExtensionVersion '1.1.1'
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}
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packagingOptions {
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resources {
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excludes += '/META-INF/{AL2.0,LGPL2.1}'
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}
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}
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}
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dependencies {
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implementation 'androidx.core:core-ktx:1.7.0'
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implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.1'
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implementation 'androidx.activity:activity-compose:1.3.1'
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implementation "androidx.compose.ui:ui:$compose_ui_version"
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implementation "androidx.compose.ui:ui-tooling-preview:$compose_ui_version"
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implementation 'androidx.compose.material:material:1.1.1'
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testImplementation 'junit:junit:4.13.2'
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androidTestImplementation 'androidx.test.ext:junit:1.1.3'
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androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
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androidTestImplementation "androidx.compose.ui:ui-test-junit4:$compose_ui_version"
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debugImplementation "androidx.compose.ui:ui-tooling:$compose_ui_version"
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debugImplementation "androidx.compose.ui:ui-test-manifest:$compose_ui_version"
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}

‎app/proguard-rules.pro

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

‎app/src/androidTest/java/com/seda/basic_android_kotlin_compose_lazygrid/ExampleInstrumentedTest.kt

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

‎app/src/main/AndroidManifest.xml

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

‎app/src/main/java/com/seda/basic_android_kotlin_compose_lazygrid/MainActivity.kt

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package com.seda.basic_android_kotlin_compose_lazygrid
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import android.os.Bundle
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import androidx.activity.ComponentActivity
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import androidx.activity.compose.setContent
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import androidx.compose.foundation.ExperimentalFoundationApi
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import androidx.compose.foundation.Image
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import androidx.compose.foundation.background
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import androidx.compose.foundation.layout.*
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import androidx.compose.foundation.lazy.GridCells
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import androidx.compose.foundation.lazy.LazyVerticalGrid
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import androidx.compose.foundation.lazy.items
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import androidx.compose.material.*
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import androidx.compose.runtime.Composable
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.graphics.Color
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import androidx.compose.ui.layout.ContentScale
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import androidx.compose.ui.res.painterResource
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import androidx.compose.ui.res.stringResource
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import androidx.compose.ui.tooling.preview.Preview
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import androidx.compose.ui.unit.dp
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import com.seda.basic_android_kotlin_compose_lazygrid.data.DataSource
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import com.seda.basic_android_kotlin_compose_lazygrid.model.Topic
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import com.seda.basic_android_kotlin_compose_lazygrid.ui.theme.BasicandroidkotlincomposeLazyGridTheme
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class MainActivity : ComponentActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContent {
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BasicandroidkotlincomposeLazyGridTheme {
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// A surface container using the 'background' color from the theme
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Surface(
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modifier = Modifier.fillMaxSize(),
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color = MaterialTheme.colors.background
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) {
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TopicGrid()
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}
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}
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}
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}
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}
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@OptIn(ExperimentalFoundationApi::class)
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@Composable
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fun TopicGrid(modifier: Modifier=Modifier) {
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LazyVerticalGrid(cells = GridCells.Adaptive(128.dp), verticalArrangement = Arrangement.spacedBy(8.dp), horizontalArrangement = Arrangement.spacedBy(8.dp), modifier = modifier.padding(8.dp) ){
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items(DataSource.topics){topic ->
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TopicCard(topic = topic)
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}
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}
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}
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@Composable
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fun TopicCard(topic: Topic,modifier: Modifier=Modifier){
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Card() {
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Row(modifier =Modifier.wrapContentHeight().height(98.dp)) {
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Box(modifier =Modifier.wrapContentHeight().height(98.dp) ) {
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Image(painter = painterResource(id = topic.imageRes), contentDescription = stringResource(
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id = topic.name
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), modifier = modifier
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.size(width = 98.dp, height = 98.dp)
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.aspectRatio(1f),
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contentScale = ContentScale.Crop)
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}
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Column() {
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Text(
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text = stringResource(id = topic.name),
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style = MaterialTheme.typography.body2,
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modifier = Modifier.padding(
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start = 16.dp,
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top = 16.dp,
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end = 16.dp,
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bottom = 8.dp
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))
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Row(verticalAlignment = Alignment.CenterVertically) {
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Icon(painter = painterResource(id = R.drawable.ic_grain), contentDescription ="",
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modifier= Modifier
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.padding(start = 16.dp)
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.size(22.dp))
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Text(text = topic.availableCourses.toString(),modifier=modifier.padding(start = 8.dp))
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}
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}
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}
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}
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}
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@Preview(showBackground = true, showSystemUi = true)
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@Composable
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fun DefaultPreview() {
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BasicandroidkotlincomposeLazyGridTheme {
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TopicGrid()
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}
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}

‎app/src/main/java/com/seda/basic_android_kotlin_compose_lazygrid/data/DataSource.kt

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package com.seda.basic_android_kotlin_compose_lazygrid.data
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import com.seda.basic_android_kotlin_compose_lazygrid.R
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import com.seda.basic_android_kotlin_compose_lazygrid.model.Topic
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object DataSource {
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val topics = listOf(
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Topic(R.string.architecture, 58, R.drawable.architecture),
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Topic(R.string.crafts, 121, R.drawable.crafts),
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Topic(R.string.business, 78, R.drawable.business),
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Topic(R.string.culinary, 118, R.drawable.culinary),
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Topic(R.string.design, 423, R.drawable.design),
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Topic(R.string.fashion, 92, R.drawable.fashion),
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Topic(R.string.film, 165, R.drawable.film),
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Topic(R.string.gaming, 164, R.drawable.gaming),
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Topic(R.string.drawing, 326, R.drawable.drawing),
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Topic(R.string.lifestyle, 305, R.drawable.lifestyle),
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Topic(R.string.music, 212, R.drawable.music),
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Topic(R.string.painting, 172, R.drawable.painting),
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Topic(R.string.photography, 321, R.drawable.photography),
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Topic(R.string.tech, 118, R.drawable.tech)
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)
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}

‎app/src/main/java/com/seda/basic_android_kotlin_compose_lazygrid/model/Topic.kt

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package com.seda.basic_android_kotlin_compose_lazygrid.model
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import androidx.annotation.DrawableRes
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import androidx.annotation.StringRes
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data class Topic(@StringRes val name: Int,
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val availableCourses: Int,
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@DrawableRes val imageRes: Int)

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