Android Open Source - book Book View Fragment

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License

The source code is released under:

MIT License

Java Source Code

package fragments;
// ww  w  .j a  va 2s .  c o m
import java.util.HashMap;
import java.util.List;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ExpandableListView;
import android.widget.ImageButton;
import android.widget.TextView;
import book.Book;
import book.ExpandableListAdapter;

import com.example.book.R;

import edu.sfsu.cs.orange.ocr.CaptureActivity;
/*
 * 
 *       bookview
 * 
 * 
 * 
 *       two buttons
 *           one for keyboard input
 *           one for camera
 * 
 *         shows contents of one book in a listview
 */
public class BookViewFragment extends Fragment implements OnItemClickListener, OnClickListener{
    
  private PagerActivity pager;  
  private View view;
    private Book book;
  
  private ExpandableListAdapter wordAdapter;
  private ExpandableListView list;  
  private TextView name;
  
  
  private ImageButton delete;
  
  static final int PICK_Camera_String_REQUEST=1;
  private Button button1;
  public View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {
        if (container == null) {
            return null;
        }
    
        this.pager = (PagerActivity) getActivity();        
        this.view = (View)inflater.inflate(R.layout.bookview, container, false);
        
        this.name = (TextView) this.view.findViewById(R.id.bookName);        
        this.list = (ExpandableListView)this.view.findViewById(R.id.wordList);
    
            
    //this.list.setOnItemClickListener(this);

        button1=(Button)this.view.findViewById(R.id.button1);
        button1.setOnClickListener(new OnClickListener() {
      
      @Override
      public void onClick(View v) {
        pager.show(pager.EDITBOOK, true);
        Intent intent = new Intent();
                intent.setClass(getActivity(), CaptureActivity.class);
                startActivityForResult(intent,PICK_Camera_String_REQUEST);
                
      }
    });
    ImageButton btn = (ImageButton) this.view.findViewById(R.id.add);
    btn.setOnClickListener(this);
    
    delete = (ImageButton) this.view.findViewById(R.id.delete);
    delete.setOnClickListener(this);
    
    
    // if this fragment already had a book open    
    if (this.pager.openBook != null){
      this.showBook(this.pager.openBook);
    }
        
        return this.view;
    }
    
  public void setName(String name){
    this.name.setText(name);    
  }
  
  
  // to show a book...
    public void showBook(Book book){
        this.clear();
      this.book = book;
        this.setName(book.getName());
     /*
      List<Word> words = book.getWords();
      
      for (Word word : words){
        this.wordAdapter.addWord(word);
      }
    */  
       
        if (book.getCount() > 0){
          this.wordAdapter = new ExpandableListAdapter(this.pager, book.getWords() );

          if (this.wordAdapter != null && this.list != null){
            this.list.setAdapter(this.wordAdapter);
          }
        }
    }

    public void clear(){
      this.book = null;
      this.wordAdapter = new ExpandableListAdapter(this.pager, new HashMap<String, List<String>>() );
      this.list.setAdapter(this.wordAdapter);
      this.setName("");      
    }
    
  @Override
  public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
    
  }

  @Override
  public void onClick(View v) { 

    switch (v.getId()){
      case R.id.add:
        if (this.book != null){
          this.pager.show(this.pager.EDITBOOK,false);
          this.pager.EDITBOOK.setBook(this.book);
          this.clear();
        } else {
          this.pager.showMessage("open a book first");
        }
      break;
      
      case R.id.delete:        
        // x-button is clicked and the book will be deleted
        if (this.book != null){
          this.pager.removeBook(this.book);
          this.pager.show(pager.BOOKLIST,true);
          this.clear();
        }
      break;    
    }
  }
    
    
}

Java Source Code List

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