Android Open Source - supersearch Modify Searches

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License

The source code is released under:

GNU General Public License

Java Source Code

package org.lvlv.supersearch;
/*from  w w w. j av  a  2  s. c  om*/
import static android.provider.BaseColumns._ID;
import static org.lvlv.supersearch.Constants.NAME;
import static org.lvlv.supersearch.Constants.TABLE_NAME;
import static org.lvlv.supersearch.Constants.TERM;
import static org.lvlv.supersearch.Constants.URL;
import android.app.Activity;
import android.database.Cursor;
import android.database.sqlite.SQLiteCursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnKeyListener;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.SimpleCursorAdapter;
import android.widget.Spinner;
import android.widget.AdapterView.OnItemSelectedListener;

public class ModifySearches extends Activity implements OnClickListener,OnKeyListener, OnItemSelectedListener{
  private Button add_search_button;
  private Button save_search_button;
  private Button delete_search_button;
  private EditText name_text;
  private EditText url_text;
  private EditText term_text;
  private SearchesData searches;
  private Spinner location;
  
  
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.modifysearches);
    
    searches = new SearchesData(this);
    add_search_button = (Button) findViewById(R.id.add_search_button);
    save_search_button = (Button) findViewById(R.id.save_search_button);
    delete_search_button = (Button) findViewById(R.id.delete_search_button);
    name_text = (EditText) findViewById(R.id.name_input);
    url_text = (EditText) findViewById(R.id.location_input);
    term_text = (EditText) findViewById(R.id.term_input);
    location = (Spinner) findViewById(R.id.location);
    
    add_search_button.setOnClickListener(this);
    save_search_button.setOnClickListener(this);
    delete_search_button.setOnClickListener(this);
    name_text.setOnKeyListener(this);
    url_text.setOnKeyListener(this);
    term_text.setOnKeyListener(this);
    location.setOnItemSelectedListener(this);
    
  }

  private void setupSearches() {
    searches = new SearchesData(this);
    try {
      Cursor cursor = getSearches();
      String[] from = new String[] { Constants.NAME, Constants.URL };
      int[] to = new int[] { R.id.name, R.id.url };
          SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, R.layout.spinnerrow, cursor, from, to  );
      adapter.setDropDownViewResource(R.layout.spinnerrow);
          location.setAdapter(adapter);
    } finally {
       searches.close();
    }
  }
  
  protected void onStart() {
    super.onStart();
    setupSearches();
    populateFields();
  }
  
  private static String[] FROM = { _ID, NAME, URL, TERM};
  private static String ORDER_BY = NAME + " ASC" ;
  public Cursor getSearches() {
     SQLiteDatabase db = searches.getReadableDatabase();
     Cursor cursor = db.query(TABLE_NAME, FROM, null, null, null,
           null, ORDER_BY);
     startManagingCursor(cursor);
     return cursor;
  }
  

  public void addSearch() {
    searches.addSearch(
        name_text.getText().toString(),
        url_text.getText().toString(),
        term_text.getText().toString()
        );
  
  }
  
  public void onClick(View v) {
    SQLiteCursor selection;
    switch (v.getId()) {
    
    case R.id.add_search_button:
      addSearch();
      break;
    case R.id.delete_search_button:
      selection =  (SQLiteCursor) location.getSelectedItem();
      if (selection != null) {
        searches.deleteSearch(selection.getInt(0));
      }
      break;
    case R.id.save_search_button:
      selection =  (SQLiteCursor) location.getSelectedItem();
      if (selection != null) {
        searches.updateSearch(selection.getInt(0), name_text.getText()
            .toString(), url_text.getText().toString(), term_text
            .getText().toString());
        break;
      }
    }
    setupSearches();
  }


  public boolean onKey(View v, int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_ENTER) {
      switch(v.getId()) {
      case R.id.name_input:
        break;
      case R.id.location_input:
        break;
      case R.id.term_input:
        addSearch();
        
        break;
      }
    }
    return false;
  }

  public void onItemSelected(AdapterView<?> adapterView, View view, int arg2,
      long arg3) {
    populateFields();

  }

  private void populateFields() {
    SQLiteCursor selection =  (SQLiteCursor) location.getSelectedItem();
    if (selection != null) {
      name_text.setText(selection.getString(1));
      url_text.setText(selection.getString(2));
      term_text.setText(selection.getString(3));
    }
      
  }
  
  public void onNothingSelected(AdapterView<?> arg0) {
    // TODO Auto-generated method stub
    
  }
  
  

}

Java Source Code List

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