[Java] Toolbar + include

common_toolbar.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.appcompat.widget.Toolbar
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="?android:attr/actionBarSize">

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <ImageButton
            android:id="@+id/btnBack"
            android:layout_width="26dp"
            android:layout_height="35dp"
            android:layout_gravity="center_vertical"
            android:background="@drawable/back" />

        <TextView
            android:id="@+id/tvName"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:hint="Toolbar"
            android:textSize="24dp"
            android:layout_gravity="center"/>

        <ImageButton
            android:id="@+id/btnForward"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="right"
            android:background="@drawable/forward" />

    </FrameLayout>

</androidx.appcompat.widget.Toolbar>

common_toolbar.xml

 

 

 

 

 

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <include
        android:id="@+id/includeMain"
        layout="@layout/common_toolbar"
        android:layout_width="match_parent"
        android:layout_height="?android:attr/actionBarSize"/>

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Main"
            android:textSize="30dp"
            android:textStyle="bold|italic"
            android:layout_gravity="center"/>

    </FrameLayout>

</LinearLayout>

activity_main.xml

 

 

 

 

 

activity_second.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".SecondActivity">

    <include
        android:id="@+id/includeSecond"
        layout="@layout/common_toolbar"
        android:layout_width="match_parent"
        android:layout_height="?android:attr/actionBarSize"/>

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Second"
            android:textSize="30dp"
            android:textStyle="bold|italic"
            android:layout_gravity="center"/>

    </FrameLayout>

</LinearLayout>

activity_second.xml

 

 

 

 

 

activity_third.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".ThirdActivity">

    <include
        android:id="@+id/includeThird"
        layout="@layout/common_toolbar"
        android:layout_width="match_parent"
        android:layout_height="?android:attr/actionBarSize"/>

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Third"
            android:textSize="30dp"
            android:textStyle="bold|italic"
            android:layout_gravity="center"/>

    </FrameLayout>

</LinearLayout>

activity_third.xml

 

 

 

 

 

 

ThirdActivity.java

package com.jwsoft.javaproject;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageButton;
import android.widget.TextView;

public class ThirdActivity extends AppCompatActivity {

    private ImageButton btnBack;
    private ImageButton btnForward;
    private TextView tvName;

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

        btnBack = findViewById(R.id.btnBack);
        btnForward = findViewById(R.id.btnForward);
        tvName = findViewById(R.id.tvName);
        tvName.setText("Third");

        btnForward.setVisibility(View.INVISIBLE);
        btnBack.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(getApplicationContext(), SecondActivity.class));
                finish();
            }
        });

    }
}

 

 

 

 

 

 

 

 

SecondActivity.java

package com.jwsoft.javaproject;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageButton;
import android.widget.TextView;

public class SecondActivity extends AppCompatActivity {

    private ImageButton btnBack;
    private ImageButton btnForward;
    private TextView tvName;

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

        btnBack = findViewById(R.id.btnBack);
        btnForward = findViewById(R.id.btnForward);
        tvName = findViewById(R.id.tvName);
        tvName.setText("Second");

        btnBack.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(getApplicationContext(), MainActivity.class));
                finish();
            }
        });

        btnForward.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(getApplicationContext(), ThirdActivity.class));
                finish();
            }
        });

    }
}

 

 

 

 

 

 

 

 

MainActivity.java

package com.jwsoft.javaproject;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageButton;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    private ImageButton btnBack;
    private ImageButton btnForward;
    private TextView tvName;

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

        btnBack = findViewById(R.id.btnBack);
        btnForward = findViewById(R.id.btnForward);
        tvName = findViewById(R.id.tvName);
        tvName.setText("Main");

        btnBack.setVisibility(View.INVISIBLE);
        btnForward.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(getApplicationContext(), SecondActivity.class));
                finish();
            }
        });

    }

}

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