Android Open Source - minecraft-connect-4 Base Activity

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License

The source code is released under:

MIT License

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Java Source Code

/* COPYRIGHT (C) 2014 Aleksandr Belkin. All Rights Reserved. */
package sq.squ1rr.mcc4;
/*  w  w  w. ja v a  2s  . c  o  m*/
import sq.squ1rr.mcc4.rules.GameRules;
import android.annotation.SuppressLint;
import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.view.View;
import android.view.WindowManager;

/**
 * Activities that extend from this one will not have the status bar.
 * Creates game rules object that can be accessed from child activity.
 * It also automatically saves/loads game rules.
 * @author Aleksandr Belkin
 */
class BaseActivity extends Activity {
    
    /** game rules */
    private GameRules rules = new GameRules();
    
    /**
     * Returns game rules object reference
     * @return game rules
     */
    public GameRules getRules() {
        return rules;
    }
    
    /*
     * (non-Javadoc)
     * @see android.app.Activity#onCreate(android.os.Bundle)
     * 
     * Makes activity full-screen
     */
    @SuppressLint("NewApi") // we check the version in the code
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        
        setTheme(R.style.FullscreenTheme);
        
        // load rules if needed
        if(savedInstanceState != null) {
            rules.importFrom(savedInstanceState);
        } else if(getIntent().getExtras() != null) {
            rules.importFrom(getIntent().getExtras());
        }
        
        // set activity to fullscreen
        getWindow().setFlags(
            WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN
        );
        if(Build.VERSION.SDK_INT >= 16) {
            // android 4.1 and higher
            View decorView = getWindow().getDecorView();
            int uiOptions = View.SYSTEM_UI_FLAG_FULLSCREEN;
            decorView.setSystemUiVisibility(uiOptions);
            
            ActionBar actionBar = getActionBar();
            actionBar.hide();
        }
    }
    
    /*
     * (non-Javadoc)
     * @see android.app.Activity#onSaveInstanceState(android.os.Bundle)
     */
    @Override
    public void onSaveInstanceState(Bundle savedInstanceState) {
        rules.exportTo(savedInstanceState);
        super.onSaveInstanceState(savedInstanceState);
    }
    
    /*
     * (non-Javadoc)
     * @see android.app.Activity#startActivity(android.content.Intent)
     */
    @Override
    public void startActivity(Intent intent) {
        intent.putExtras(rules.exportTo(new Bundle()));
        super.startActivity(intent);
    }
}

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