Custom toolbar

action_save.xml

<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/action_save"
    style="@style/TextSize14.Light"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center_vertical"
    android:paddingRight="5dp"
    android:text="@string/action_bar_save"
    android:textColor="@color/yellow" />

activity.java

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);        
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        getSupportActionBar().setDisplayShowTitleEnabled(false);
        toolbar.setNavigationIcon(R.drawable.ic_back_arrow);
        TextView titleTextView = (TextView) toolbar.findViewById(R.id.toolbar_title);
        titleTextView.setText(getResources().getString(R.string.register));

        titleTextView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(RegisterActivity.this, CarrierSettingsActivity.class);
                startActivity(intent);
            }
        });
        
        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
           @Override
           public void onClick(View v) {
               finish();
           }
        });
    }
    
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.toolbar_menu, menu);

        MenuItem item = menu.findItem(R.id.action_next).setVisible(true);
        item.getActionView().setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                cropAndSaveImage();
            }
        });

        return true;
    }

toolbar.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.Toolbar
    android:id="@+id/toolbar"
    android:layout_width="match_parent"
    android:layout_height="?attr/actionBarSize"
    android:background="@color/blue"
    android:minHeight="?attr/actionBarSize"
    xmlns:android="http://schemas.android.com/apk/res/android">

        <TextView
            android:id="@+id/toolbar_left_text"
            style="@style/TextSize14.Light"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="left"
            android:text="@string/action_bar_cancel"
            android:textColor="@color/yellow"
            android:visibility="gone"/>

        <TextView
            android:id="@+id/toolbar_title"
            style="@style/RobotoLight"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:text="Title"
            android:textColor="@android:color/white"
            android:textSize="20sp"/>
    </android.support.v7.widget.Toolbar>

toolbar_menu.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <item
        android:id="@+id/action_save"
        android:orderInCategory="100"
        android:title="@string/action_bar_save"
        android:visible="false"
        app:actionLayout="@layout/action_save"
        app:showAsAction="ifRoom" />

    <item
        android:id="@+id/action_delete"
        android:icon="@drawable/ic_decline_photo"
        android:orderInCategory="100"
        android:title="@string/action_bar_delete"
        android:visible="false"
        app:showAsAction="never" />

    <item
        android:id="@+id/action_refresh"
        android:icon="@drawable/ic_refresh"
        android:orderInCategory="100"
        android:title="@string/action_bar_refresh"
        android:visible="false"
        app:showAsAction="ifRoom" />

    <item
        android:id="@+id/action_forward"
        android:icon="@drawable/ic_forward_arrow"
        android:orderInCategory="100"
        android:title="@string/action_bar_next"
        android:visible="false"
        app:showAsAction="ifRoom" />
</menu>