Activities 01

app/build.gradle

@@ -5,12 +5,12 @@ plugins {
 }
 
 android {
-    compileSdk 32
+    compileSdk 34
 
     defaultConfig {
         applicationId "otus.gpb.homework.activities"
         minSdk 23
-        targetSdk 32
+        targetSdk 34
         versionCode 1
         versionName "1.0"
 
@@ -30,6 +30,10 @@ android {
     kotlinOptions {
         jvmTarget = '1.8'
     }
+    namespace 'otus.gpb.homework.activities'
+    buildFeatures {
+        viewBinding true
+    }
 }
 
 detekt {
@@ -49,7 +53,10 @@ tasks.named("detekt").configure {
 }
 
 dependencies {
-    implementation 'androidx.core:core-ktx:1.8.0'
-    implementation 'androidx.appcompat:appcompat:1.5.0'
-    implementation 'com.google.android.material:material:1.6.1'
+    implementation 'androidx.core:core-ktx:1.12.0'
+    implementation 'androidx.appcompat:appcompat:1.6.1'
+    implementation 'com.google.android.material:material:1.10.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+    implementation 'androidx.navigation:navigation-fragment-ktx:2.7.4'
+    implementation 'androidx.navigation:navigation-ui-ktx:2.7.4'
 }

app/src/main/AndroidManifest.xml

@@ -1,7 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
-    package="otus.gpb.homework.activities">
+    package = "otus.gpb.homework.activities">
+
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
@@ -12,6 +14,35 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.Activities"
-        tools:targetApi="31" />
+        tools:targetApi="31">
+
+        <activity
+            android:name=".MainActivityA"
+            android:exported="true"
+            android:launchMode="singleTop">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <activity
+            android:name=".MainActivityD"
+            android:exported="false"
+            android:launchMode="standard">
+        </activity>
+
+        <activity
+            android:name=".MainActivityC"
+            android:exported="false"
+            android:launchMode="singleTask">
+        </activity>
+
+        <activity
+            android:name=".MainActivityB"
+            android:exported="false"
+            android:launchMode="singleTask">
+        </activity>
+    </application>
 
 </manifest>

app/src/main/java/otus/gpb/homework/activities/MainActivityA.kt

@@ -0,0 +1,20 @@
+package otus.gpb.homework.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+class MainActivityA : AppCompatActivity(R.layout.activity_main_a) {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        val button = findViewById<Button>(R.id.button_activity_B)
+        button.setOnClickListener {
+            val intent = Intent(this, MainActivityB::class.java).apply {
+                flags = Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK
+            }
+            startActivity(intent)
+        }
+    }
+}

app/src/main/java/otus/gpb/homework/activities/MainActivityB.kt

@@ -0,0 +1,37 @@
+package otus.gpb.homework.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+class MainActivityB : AppCompatActivity(R.layout.activity_main_b) {
+
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main_b)
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        val button = findViewById<Button>(R.id.button_activity_C)
+        val button2 = findViewById<Button>(R.id.button_activity_AB)
+
+        button.setOnClickListener {
+            val intent = Intent(this, MainActivityC::class.java)
+            startActivity(intent)
+        }
+        button2.setOnClickListener {
+            val intent = Intent(this, MainActivityA::class.java)
+            startActivity(intent)
+        }
+    }
+
+    override fun onNewIntent(intent: Intent?) {
+        super.onNewIntent(intent)
+
+
+    }
+}

app/src/main/java/otus/gpb/homework/activities/MainActivityC.kt

@@ -0,0 +1,36 @@
+package otus.gpb.homework.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+class MainActivityC : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main_c)
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        val button = findViewById<Button>(R.id.button_activity_D)
+        val button2 = findViewById<Button>(R.id.button_close_activity_C)
+
+        button.setOnClickListener {
+            val intent = Intent(this, MainActivityD::class.java).apply {
+                flags = Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK
+            }
+            startActivity(intent)
+        }
+
+
+        button2.setOnClickListener {
+            val intent = Intent(this,MainActivityB::class.java).apply {
+                flags = Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK
+            }
+
+            startActivity(intent)
+        }
+    }
+}

app/src/main/java/otus/gpb/homework/activities/MainActivityD.kt

@@ -0,0 +1,23 @@
+package otus.gpb.homework.activities
+
+import android.os.Bundle
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+class MainActivityD : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main_d)
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        val button = findViewById<Button>(R.id.button_clear_D)
+
+        button.setOnClickListener {
+            finishAffinity()
+        }
+
+    }
+}

app/src/main/res/layout/activity_main_a.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#f44336"
+    tools:context=".MainActivityA">
+
+    <Button
+        android:id="@+id/button_activity_B"
+        android:layout_width="250dp"
+        android:layout_height="70dp"
+        android:layout_marginBottom="284dp"
+        android:text="Open activity B"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent">
+    </Button>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_main_b.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#4caf50"
+    tools:context=".MainActivityB">
+
+    <Button
+        android:id="@+id/button_activity_C"
+        android:layout_width="250dp"
+        android:layout_height="70dp"
+        android:layout_marginBottom="252dp"
+        android:text="Open activity C"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.496"
+        app:layout_constraintStart_toStartOf="parent"></Button>
+
+    <Button
+        android:id="@+id/button_activity_AB"
+        android:layout_width="250dp"
+        android:layout_height="70dp"
+        android:layout_marginBottom="100dp"
+        android:text="Open activity A"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.496"
+        app:layout_constraintStart_toStartOf="parent"></Button>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_main_c.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#2196f3"
+    tools:context=".MainActivityC">
+
+    <Button
+        android:id="@+id/button_activity_D"
+        android:layout_width="250dp"
+        android:layout_height="70dp"
+        android:layout_marginBottom="260dp"
+        android:text="Open activity D"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent">
+
+    </Button>
+
+    <Button
+        android:id="@+id/button_close_activity_C"
+        android:layout_width="250dp"
+        android:layout_height="70dp"
+        android:layout_marginBottom="128dp"
+        android:text="Close activity C"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent">
+
+    </Button>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_main_d.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#ffeb3b"
+    tools:context=".MainActivityD">
+
+    <Button
+        android:id="@+id/button_clear_D"
+        android:layout_width="250dp"
+        android:layout_height="70dp"
+        android:layout_marginBottom="148dp"
+        android:text="Close Stack"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent">
+
+    </Button>
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values-night/themes.xml

@@ -13,4 +13,9 @@
         <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
         <!-- Customize your theme here. -->
     </style>
+  <!-- Base application theme. -->
+    <style name="Base.Theme.Activities" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Customize your dark theme here. -->
+        <!-- <item name="colorPrimary">@color/my_dark_primary</item> -->
+    </style>
 </resources>

app/src/main/res/values/strings.xml

@@ -1,3 +1,45 @@
 <resources>
     <string name="app_name">Activities</string>
+    <!-- Strings used for fragments for navigation -->
+    <string name="first_fragment_label">First Fragment</string>
+    <string name="second_fragment_label">Second Fragment</string>
+    <string name="next">Next</string>
+    <string name="previous">Previous</string>
+
+    <string name="lorem_ipsum">
+        Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris
+        volutpat, dolor id interdum ullamcorper, risus dolor egestas lectus, sit amet mattis purus
+        dui nec risus. Maecenas non sodales nisi, vel dictum dolor. Class aptent taciti sociosqu ad
+        litora torquent per conubia nostra, per inceptos himenaeos. Suspendisse blandit eleifend
+        diam, vel rutrum tellus vulputate quis. Aliquam eget libero aliquet, imperdiet nisl a,
+        ornare ex. Sed rhoncus est ut libero porta lobortis. Fusce in dictum tellus.\n\n
+        Suspendisse interdum ornare ante. Aliquam nec cursus lorem. Morbi id magna felis. Vivamus
+        egestas, est a condimentum egestas, turpis nisl iaculis ipsum, in dictum tellus dolor sed
+        neque. Morbi tellus erat, dapibus ut sem a, iaculis tincidunt dui. Interdum et malesuada
+        fames ac ante ipsum primis in faucibus. Curabitur et eros porttitor, ultricies urna vitae,
+        molestie nibh. Phasellus at commodo eros, non aliquet metus. Sed maximus nisl nec dolor
+        bibendum, vel congue leo egestas.\n\n
+        Sed interdum tortor nibh, in sagittis risus mollis quis. Curabitur mi odio, condimentum sit
+        amet auctor at, mollis non turpis. Nullam pretium libero vestibulum, finibus orci vel,
+        molestie quam. Fusce blandit tincidunt nulla, quis sollicitudin libero facilisis et. Integer
+        interdum nunc ligula, et fermentum metus hendrerit id. Vestibulum lectus felis, dictum at
+        lacinia sit amet, tristique id quam. Cras eu consequat dui. Suspendisse sodales nunc ligula,
+        in lobortis sem porta sed. Integer id ultrices magna, in luctus elit. Sed a pellentesque
+        est.\n\n
+        Aenean nunc velit, lacinia sed dolor sed, ultrices viverra nulla. Etiam a venenatis nibh.
+        Morbi laoreet, tortor sed facilisis varius, nibh orci rhoncus nulla, id elementum leo dui
+        non lorem. Nam mollis ipsum quis auctor varius. Quisque elementum eu libero sed commodo. In
+        eros nisl, imperdiet vel imperdiet et, scelerisque a mauris. Pellentesque varius ex nunc,
+        quis imperdiet eros placerat ac. Duis finibus orci et est auctor tincidunt. Sed non viverra
+        ipsum. Nunc quis augue egestas, cursus lorem at, molestie sem. Morbi a consectetur ipsum, a
+        placerat diam. Etiam vulputate dignissim convallis. Integer faucibus mauris sit amet finibus
+        convallis.\n\n
+        Phasellus in aliquet mi. Pellentesque habitant morbi tristique senectus et netus et
+        malesuada fames ac turpis egestas. In volutpat arcu ut felis sagittis, in finibus massa
+        gravida. Pellentesque id tellus orci. Integer dictum, lorem sed efficitur ullamcorper,
+        libero justo consectetur ipsum, in mollis nisl ex sed nisl. Donec maximus ullamcorper
+        sodales. Praesent bibendum rhoncus tellus nec feugiat. In a ornare nulla. Donec rhoncus
+        libero vel nunc consequat, quis tincidunt nisl eleifend. Cras bibendum enim a justo luctus
+        vestibulum. Fusce dictum libero quis erat maximus, vitae volutpat diam dignissim.
+    </string>
 </resources>