Android Open Source - BoxSorter Box Sorter Activity

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License

The source code is released under:
GNU General Public License
If you think the Android project BoxSorter listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.silverhillapps.boxsorter;
// w  w w. ja  v  a  2  s. com
import com.silverhillapps.boxsorter.entities.Element;
import com.silverhillapps.boxsorter.entities.InitialPositionConfig;
import com.silverhillapps.boxsorter.loader.InitialConfLoader;
import com.silverhillapps.boxsorter.loader.LoaderFactory;
import com.silverhillapps.boxsorter.views.BoxCanvasView;
import android.support.v7.app.ActionBarActivity;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;

public class BoxSorterActivity extends ActionBarActivity {

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

    if (savedInstanceState == null) {
      getSupportFragmentManager().beginTransaction()
          .add(R.id.container, new PlaceholderFragment()).commit();
    }
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {

    getMenuInflater().inflate(R.menu.box_sorter, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {

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

  /**
   * This is the fragment which contains the views
   */
  public static class PlaceholderFragment extends Fragment {

    private Button mSuckInButton;
    private Button mAddShapeButton;
    private BoxCanvasView mCanvasView; //main view that stores the canvas for the application
    
    private InitialConfLoader loader; //Loader determined by the mCanvasView parameter origin in xml
    private InitialPositionConfig positions; //Initial positions generated by the loader
    
    
    public PlaceholderFragment() {
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
        Bundle savedInstanceState) {
      View rootView = inflater.inflate(R.layout.fragment_box_sorter,
          container, false);
      
      
      mCanvasView = (BoxCanvasView)rootView.findViewById(R.id.boxCanvasView);
      mSuckInButton = (Button)rootView.findViewById(R.id.suck_in_button);
      mAddShapeButton = (Button)rootView.findViewById(R.id.add_shape_button);
      mSuckInButton.setOnClickListener(new View.OnClickListener() {
        
        @Override
        public void onClick(View v) {
          mCanvasView.removeAllElements();
          
        }
      });

      mAddShapeButton.setOnClickListener(new View.OnClickListener() {
        
        @Override
        public void onClick(View v) {
          Element e = addNewElement();
          mCanvasView.addNewElement(e);
        }
      });

      // The loader generates the initial figures, and add them into the canvas
      loadElements();
      mCanvasView.addInitialValues(positions);
      
      return rootView;
    }
    
    /**
     * Internal method for generating the loader and for creating the initial elements which are going to be displayed from the beginning 
     */
    private void loadElements() {

      //The loader is determined through the origin parameter in the layout.
      LoaderFactory lf = new LoaderFactory(); // This factory should be injected instead of manually created
      loader = lf.getLoader(mCanvasView.getSourceElements());

      positions = loader.loadElements();

    }
    
    /**
     * Method that creates a new Element from loader.
     * @return the new Element to be displayed
     */
    private Element addNewElement(){
      return loader.addElement();
    }
  }
  
  

}
Java Source Code List
