Q3

Question 3

Create an application with first activity with an editText and send button. On click of send button, make use of explicit intent to send text to second activity and display there in text view.

App Insights:

Made layout for default main and secondary activity and added onCreate method, used EditText field and TextView to display the result using Explicit Intent.

Browse Source Code

Code

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 
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:id="@+id/linearlayout"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <EditText
        android:id="@+id/editText"
        android:layout_width="150dp"
        android:layout_height="100dp"
        android:layout_weight="10"
        android:ems="10"
        android:inputType="textPersonName"
        android:paddingLeft="50dp"
        android:paddingTop="50dp"
        android:text="Enter any String" />

    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="sendtext"
        android:text="send"
        app:layout_constraintBottom_toTopOf="parent"
        app:layout_constraintEnd_toStartOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />
</LinearLayout>

activity_secondary.xml

<?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"
    tools:context=".SecondaryActivity">
    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="376dp"
        android:text="@string/textview"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>

strings.xml

<resources>
    <string name="app_name">Q3_Explicit_Intent</string>
    <string name="textview">TextView</string>
</resources>

MainActivity.java

package com.example.q3_explicit_intent;

import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }

    public void sendtext(View v) {
        EditText edit =(EditText)findViewById(R.id.editText);
        String str = edit.getText().toString();
        Intent i = new Intent(this,SecondaryActivity.class);

        i.putExtra("abc",str);
        startActivity(i);

    }
}

SecondaryActivity.java

package com.example.q3_explicit_intent;

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

public class SecondaryActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_secondary);
        TextView text =(TextView)findViewById(R.id.textView);
        Intent intent = getIntent();
        String str = intent.getStringExtra("abc");
        text.setText(str);

    }
}

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest 
xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.q3_explicit_intent">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.Q3_Explicit_Intent">
        <activity android:name=".SecondaryActivity">
        </activity>
        <activity android:name=".MainActivity">
            <intent-filter>
                <action 
                android:name="android.intent.action.MAIN"/>
                <category 
                android:
                name="android.intent.category.LAUNCHER"/>
            </intent-filter>
        </activity>
    </application>
</manifest>

Download Q3_Explicit_Intent.apk to Run and Test Locally

Output

Studio Screenshot(Main Activity) (1/6)

App Screenshot(Main Activity) (2/6)

Studio Screenshot (Entering String Input) (3/6)

App Screenshot (Entering String Input) (4/6)

Studio Screenshot Displaying Desired Output (Secondary Activity) (5/6)

App Screenshot Displaying Desired Output (Secondary Activity) (6/6)