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hw10 решение #44

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0c1b2ec
hw10 решение
sergei-rodionov Nov 19, 2023
4206d0d
hw10 исправления
sergei-rodionov Nov 20, 2023
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1 change: 1 addition & 0 deletions app/build.gradle
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Expand Up @@ -52,4 +52,5 @@ 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.constraintlayout:constraintlayout:2.1.4'
}
28 changes: 27 additions & 1 deletion app/src/main/AndroidManifest.xml
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Expand Up @@ -12,6 +12,32 @@
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/Theme.Activities"
tools:targetApi="31" />
tools:targetApi="31">
<activity
android:name=".ActivityD"
android:exported="false"
android:launchMode="singleTask"
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@motorro motorro Nov 20, 2023

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В принципе, можно использовать и стандартный режим. Вы правильно расставили флажки при запуске.

/>
<activity
android:name=".ActivityC"
android:exported="false"
android:launchMode="standard"
/>
<activity
android:name=".ActivityB"
android:exported="false"
android:launchMode="standard"
/>
<activity
android:name=".ActivityA"
android:exported="true"
android:launchMode="singleTask"
android:taskAffinity=".ActivityA">
<intent-filter>
<action android:name="android.intent.action.MAIN"/>
<category android:name="android.intent.category.LAUNCHER"/>
</intent-filter>
</activity>
</application>

</manifest>
26 changes: 26 additions & 0 deletions app/src/main/java/otus/gpb/homework/activities/ActivityA.kt
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@@ -0,0 +1,26 @@
package otus.gpb.homework.activities

import android.content.Intent
import android.os.Bundle
import android.util.Log
import android.widget.Button
import androidx.appcompat.app.AppCompatActivity

class ActivityA : AppCompatActivity() {

override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_a)
findViewById<Button?>(R.id.buttonA_openB).setOnClickListener{

val intent = Intent(this, ActivityB::class.java)
intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_MULTIPLE_TASK
startActivity(intent)
}
}

override fun onNewIntent(intent: Intent?) {
Log.d("ActivityA", "onNewIntent")
super.onNewIntent(intent)
}
}
19 changes: 19 additions & 0 deletions app/src/main/java/otus/gpb/homework/activities/ActivityB.kt
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package otus.gpb.homework.activities

import android.content.Intent
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.Button

class ActivityB : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_b)
findViewById<Button?>(R.id.buttonB_openC).setOnClickListener{
val intent = Intent(this, ActivityC::class.java)

this.startActivity(intent)
}

}
}
40 changes: 40 additions & 0 deletions app/src/main/java/otus/gpb/homework/activities/ActivityC.kt
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package otus.gpb.homework.activities

import android.content.Intent
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.Button


class ActivityC : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_c)
findViewById<Button?>(R.id.buttonC_openA).setOnClickListener{
val intent = Intent(this, ActivityA::class.java)
// intent.flags = Intent.FLAG_ACTIVITY_CLEAR_TASK or
// Intent.FLAG_ACTIVITY_CLEAR_TOP
startActivity(intent)
}
findViewById<Button?>(R.id.buttonC_openD).setOnClickListener{
val intent = Intent(this, ActivityD::class.java)
intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or
Intent.FLAG_ACTIVITY_CLEAR_TASK or
Intent.FLAG_ACTIVITY_CLEAR_TOP
startActivity(intent)
}
findViewById<Button?>(R.id.buttonC_close).setOnClickListener{
finish()
}
findViewById<Button?>(R.id.buttonC_closeAll).setOnClickListener{
// val intent = Intent(this, ActivityA::class.java)
// intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or
// Intent.FLAG_ACTIVITY_CLEAR_TASK or
// Intent.FLAG_ACTIVITY_CLEAR_TOP
// startActivity(intent)
// finish()
finishAffinity()
}

}
}
11 changes: 11 additions & 0 deletions app/src/main/java/otus/gpb/homework/activities/ActivityD.kt
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package otus.gpb.homework.activities

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle

class ActivityD : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_d)
}
}
33 changes: 33 additions & 0 deletions app/src/main/res/layout/activity_a.xml
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<?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=".ActivityA">

<Button
android:id="@+id/buttonA_openB"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Open ActivityB"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/textView"
app:layout_constraintVertical_bias="0.5" />

<TextView
android:id="@+id/textView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Activity A"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
tools:layout_editor_absoluteY="16dp" />
</androidx.constraintlayout.widget.ConstraintLayout>
33 changes: 33 additions & 0 deletions app/src/main/res/layout/activity_b.xml
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<?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=".ActivityB">

<Button
android:id="@+id/buttonB_openC"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Open ActivityC"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/textView2"
app:layout_constraintVertical_bias="0.5" />

<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Activity B"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
tools:layout_editor_absoluteY="16dp" />
</androidx.constraintlayout.widget.ConstraintLayout>
75 changes: 75 additions & 0 deletions app/src/main/res/layout/activity_c.xml
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<?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=".ActivityC">

<Button
android:id="@+id/buttonC_openA"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="90dp"
android:text="Open ActivityA"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintBottom_toTopOf="@+id/buttonC_openD"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/textView3"
app:layout_constraintVertical_bias="0.5" />

<Button
android:id="@+id/buttonC_openD"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="90dp"
android:text="Open ActivityD"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintBottom_toTopOf="@+id/buttonC_close"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/buttonC_openA"
app:layout_constraintVertical_bias="0.5" />

<Button
android:id="@+id/buttonC_close"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="91dp"
android:text="Close ActivityC"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintBottom_toTopOf="@+id/buttonC_closeAll"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/buttonC_openD"
app:layout_constraintVertical_bias="0.5" />

<Button
android:id="@+id/buttonC_closeAll"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Close Stack"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/buttonC_close"
app:layout_constraintVertical_bias="0.5" />

<TextView
android:id="@+id/textView3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Activity C"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
tools:layout_editor_absoluteY="16dp" />
</androidx.constraintlayout.widget.ConstraintLayout>
20 changes: 20 additions & 0 deletions app/src/main/res/layout/activity_d.xml
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<?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=".ActivityD">

<TextView
android:id="@+id/textView4"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Activity D"
android:textAppearance="@style/TextAppearance.AppCompat.Large"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
tools:layout_editor_absoluteY="16dp" />
</androidx.constraintlayout.widget.ConstraintLayout>