BaseActivity for Navigation

Question

I\'m building a base activity for navigation and want something flexible so the Activity dictates to the Base Activity which layout to inflate.

I have the following<

Answer 1

I make some changes in BaseActivity class using inflating layout of baseactivity and reuse, you can use following class for extend only into any one of your activity class.

import android.content.Context;
import android.content.res.Configuration;
import android.os.Bundle;
import android.support.design.widget.NavigationView;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.FrameLayout;


public class BaseActivity extends AppCompatActivity {

public Toolbar toolbar;

public DrawerLayout drawerLayout;
public ActionBarDrawerToggle drawerToggle;
public NavigationView navigationView;
public Context mContext;
public NavigationView getNavigationView() {
    return navigationView;
}

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mContext = BaseActivity.this;
    setContentView(R.layout.base_activity);

}

@Override
public void setContentView(int layoutResID) {
    DrawerLayout fullView = (DrawerLayout)getLayoutInflater().inflate(R.layout.base_activity, null);
    FrameLayout activityContainer = (FrameLayout) fullView.findViewById(R.id.activity_content);
    getLayoutInflater().inflate(layoutResID, activityContainer, true);
    super.setContentView(fullView);

    initToolbar();
}

private void initToolbar() {
    toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
}

private void setUpNav() {
    drawerLayout = (DrawerLayout) findViewById(R.id.activity_container);
    drawerToggle = new ActionBarDrawerToggle(BaseActivity.this, drawerLayout, R.string.app_name, R.string.app_name);
    drawerLayout.setDrawerListener(drawerToggle);

    getSupportActionBar().setHomeButtonEnabled(true);
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    getSupportActionBar().setDisplayShowTitleEnabled(false);

    navigationView = (NavigationView) findViewById(R.id.navigation);


    // Setting Navigation View Item Selected Listener to handle the item
    // click of the navigation menu
    navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {

        public boolean onNavigationItemSelected(MenuItem menuItem) {

            // Checking if the item is in checked state or not, if not make
            // it in checked state
            if (menuItem.isChecked())
                menuItem.setChecked(false);
            else
                menuItem.setChecked(true);

            // Closing drawer on item click
            drawerLayout.closeDrawers();

            // Check to see which item was being clicked and perform
            // appropriate action

            Intent intent;
            switch (menuItem.getItemId()) {
                case R.id.xxxx:
                    return true;
            }
            return false;
        }
    });

    // Setting the actionbarToggle to drawer layout

    // calling sync state is necessay or else your hamburger icon wont show
    // up
    drawerToggle.syncState();

}

@Override
public void onPostCreate(Bundle savedInstanceState) {
    super.onPostCreate(savedInstanceState);
    setUpNav();

    drawerToggle.syncState();
}

@Override
public void onConfigurationChanged(Configuration newConfig) {
    super.onConfigurationChanged(newConfig);
    drawerToggle.onConfigurationChanged(newConfig);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.menu_main, menu);
    return true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    if (drawerToggle.onOptionsItemSelected(item))
        return true;
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();

    if (id == R.id.action_settings) {
        return true;
    }
    return super.onOptionsItemSelected(item);
}
}

This is my base_activity.xml,