Immersive fullscreen example

FullscreenDrawerActivity.java

package com.mikepenz.materialdrawer.app;

import android.graphics.Color;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.GestureDetector;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;

import com.mikepenz.fontawesome_typeface_library.FontAwesome;
import com.mikepenz.materialdrawer.Drawer;
import com.mikepenz.materialdrawer.DrawerBuilder;
import com.mikepenz.materialdrawer.model.PrimaryDrawerItem;
import com.mikepenz.materialdrawer.model.SecondaryDrawerItem;
import com.mikepenz.materialdrawer.model.SectionDrawerItem;

public class FullscreenDrawerActivity extends AppCompatActivity {
    private static final int PROFILE_SETTING = 1;

    //save our header or result
    private Drawer result = null;

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

        // Handle Toolbar
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        toolbar.setBackgroundColor(Color.BLACK);
        toolbar.getBackground().setAlpha(90);
        getSupportActionBar().setTitle(R.string.drawer_item_fullscreen_drawer);

        //Create the drawer
        result = new DrawerBuilder()
                .withActivity(this)
                .withToolbar(toolbar)
                .withFullscreen(true)
                .addDrawerItems(
                        new PrimaryDrawerItem().withName(R.string.drawer_item_home).withIcon(FontAwesome.Icon.faw_home).withIdentifier(1),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_free_play).withIcon(FontAwesome.Icon.faw_gamepad),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        //add some more items to get a scrolling list
                        new SectionDrawerItem().withName(R.string.drawer_item_section_header),
                        new SecondaryDrawerItem().withName(R.string.drawer_item_settings).withIcon(FontAwesome.Icon.faw_cog),
                        new SecondaryDrawerItem().withName(R.string.drawer_item_help).withIcon(FontAwesome.Icon.faw_question).withEnabled(false),
                        new SecondaryDrawerItem().withName(R.string.drawer_item_open_source).withIcon(FontAwesome.Icon.faw_github),
                        new SecondaryDrawerItem().withName(R.string.drawer_item_contact).withIcon(FontAwesome.Icon.faw_bullhorn),
                        new SectionDrawerItem().withName(R.string.drawer_item_section_header),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye),
                        new PrimaryDrawerItem().withName(R.string.drawer_item_custom).withIcon(FontAwesome.Icon.faw_eye)
                )
                .withSavedInstance(savedInstanceState)
                .build();

        // Set immersive mode
        getWindow().getDecorView().setOnSystemUiVisibilityChangeListener(
                new View.OnSystemUiVisibilityChangeListener() {
                    @Override
                    public void onSystemUiVisibilityChange(int flags) {
                        boolean visible = (flags & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0;
                        if (visible) {
                            getSupportActionBar().show();
                        } else {
                            getSupportActionBar().hide();
                        }
                    }
                });
        View contentView = findViewById(R.id.frame_container);
        contentView.setClickable(true);
        final GestureDetector clickDetector = new GestureDetector(this,
                new GestureDetector.SimpleOnGestureListener() {
                    @Override
                    public boolean onSingleTapUp(MotionEvent e) {
                        boolean visible = (getWindow().getDecorView().getSystemUiVisibility()
                                & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0;
                        if (visible) {
                            hideSystemUI();
                        } else {
                            showSystemUI();
                        }
                        return true;
                    }
                });
        contentView.setOnTouchListener(new View.OnTouchListener() {
            @Override
            public boolean onTouch(View view, MotionEvent motionEvent) {
                return clickDetector.onTouchEvent(motionEvent);
            }
        });
        hideSystemUI();


        /*
        //USE THIS CODE TO GET A FULL TRANSPARENT STATUS BAR
        //YOU HAVE TO UNCOMMENT THE setWindowFlag too.
        if (Build.VERSION.SDK_INT >= 19 && Build.VERSION.SDK_INT < 21) {
            setWindowFlag(this, WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS, true);
        }
        if (Build.VERSION.SDK_INT >= 19) {
            getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
        }
        if (Build.VERSION.SDK_INT >= 21) {
            setWindowFlag(this, WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS, false);
            getWindow().setStatusBarColor(Color.TRANSPARENT);
        }
        */
    }

    /*

    public static void setWindowFlag(Activity activity, final int bits, boolean on) {
        Window win = activity.getWindow();
        WindowManager.LayoutParams winParams = win.getAttributes();
        if (on) {
            winParams.flags |= bits;
        } else {
            winParams.flags &= ~bits;
        }
        win.setAttributes(winParams);
    }
    */



    @Override
    public void onWindowFocusChanged(boolean hasFocus) {
        super.onWindowFocusChanged(hasFocus);

        // When the window loses focus (e.g. the action overflow is shown),
        // cancel any pending hide action. When the window gains focus,
        // hide the system UI.
        if (hasFocus) {
            delayedHide(300);
        } else {
            mHideHandler.removeMessages(0);
        }
    }

    private void hideSystemUI() {
        getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
                | View.SYSTEM_UI_FLAG_FULLSCREEN
                | View.SYSTEM_UI_FLAG_LOW_PROFILE
                | View.SYSTEM_UI_FLAG_IMMERSIVE);
    }

    private void showSystemUI() {
        getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
    }

    private final Handler mHideHandler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            hideSystemUI();
        }
    };

    private void delayedHide(int delayMillis) {
        mHideHandler.removeMessages(0);
        mHideHandler.sendEmptyMessageDelayed(0, delayMillis);
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        //add the values which need to be saved from the drawer to the bundle
        outState = result.saveInstanceState(outState);
        super.onSaveInstanceState(outState);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        //handle the click on the back arrow click
        switch (item.getItemId()) {
            case android.R.id.home:
                onBackPressed();
                return true;

            default:
                return super.onOptionsItemSelected(item);
        }
    }

    @Override
    public void onBackPressed() {
        //handle the back press :D close the drawer first and if the drawer is closed close the activity
        if (result != null && result.isDrawerOpen()) {
            result.closeDrawer();
        } else {
            super.onBackPressed();
        }
    }
}