Android Open Source - NVS Add Edit Del Note

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License

The source code is released under:

Apache License

Java Source Code

package com.jmuenster.poi;
// w w w. j  a va  2  s  . co m
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemSelectedListener;

import com.jmuenster.extras.Constants;
import com.jmuenster.extras.Syncronisation;
import com.jmuenster.map.MyItemizedOverlay;

public class AddEditDelNote extends Activity{
  
  private String title = "", description = "", mode="", unique_id = "";
  private int lat = 0, lng = 0, cat_id = 0;
  private EditText titleField, descriptionField;
  private Spinner cat_spinner;
  private Syncronisation sync;
  private boolean inputError = false;
  
  /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        grabbingValues();
        setContentView(R.layout.point);
        
        fillingForm();
        sync = new Syncronisation(this);
        MyItemizedOverlay.setLongPressed(false);
    }
    
    @Override
    protected void onResume() {
      super.onResume();
      standardTest();
    }
    
    @Override
    protected void onPause() {
      super.onPause();
    }
    
    private void standardTest() {
      if (!Syncronisation.checkConnectivity(this)) {
        sync.setGotInternet(false);
      } else {
        sync.setGotInternet(true);
      }
    }
    
    private void fillingForm() {
      ((TextView) findViewById (R.id.editMainTitle)).setText(mode);
    titleField = (EditText) findViewById (R.id.title);
    titleField.setText(title);
    descriptionField = (EditText) findViewById (R.id.description);
    descriptionField.setText(description);
    cat_spinner = (Spinner) findViewById(R.id.category_spinner);
      ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
              this, R.array.category_array, android.R.layout.simple_spinner_item);
      adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
      cat_spinner.setAdapter(adapter);
    cat_spinner.setPromptId(R.string.categories);
      cat_spinner.setOnItemSelectedListener(new MyOnItemSelectedListener());
      
    ((TextView) findViewById (R.id.lat)).setText(lat+"");
    ((TextView) findViewById (R.id.lng)).setText(lng+"");
    
    Button saveButton = (Button) findViewById (R.id.saveButton);
    Button cancelButton = (Button) findViewById (R.id.cancelButton);
    Button deleteButton = (Button) findViewById (R.id.deleteButton);
    
    if (mode.compareTo(Constants.DELETE)==0) {
      saveButton.setVisibility(Button.GONE);
      deleteButton.setVisibility(Button.VISIBLE);
      cat_spinner.setSelection(cat_id);
      cat_spinner.setEnabled(false);
      titleField.setFocusable(false);
      descriptionField.setFocusable(false);
      deleteButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
          deleteItem(unique_id);
          loadMapView();
        }
      });
    } else if (mode.compareTo(Constants.ADD)==0){
      deleteButton.setVisibility(Button.GONE);
      saveButton.setVisibility(Button.VISIBLE);    
      saveButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
          saveItem();
          loadMapView();
        }
      });
    } else if (mode.compareTo(Constants.EDIT)==0) {
      deleteButton.setVisibility(Button.GONE);
      saveButton.setVisibility(Button.VISIBLE);
      cat_spinner.setSelection(cat_id);
      saveButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
          saveItem();
          loadMapView();
        }
      });      
    } else {
      deleteButton.setVisibility(Button.GONE);
      saveButton.setVisibility(Button.GONE);
    }

    cancelButton.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        finish();
      }
    });
  }

  private void grabbingValues() {
        mode = getIntent().getStringExtra(Constants.MODE);
        Bundle extras = getIntent().getExtras();
        if (mode.compareTo(Constants.EDIT)==0 ||
            mode.compareTo(Constants.DELETE)==0) {
            title = extras.getString(Constants.OI_TITLE);
            description = extras.getString(Constants.OI_DESCRIPTION); 
            cat_id = turnCatToInt(extras.getString(Constants.OI_CATEGORY));
            unique_id = extras.getString(Constants.OI_ID);
        }
        
        lat = extras.getInt(Constants.OI_LAT);
        lng = extras.getInt(Constants.OI_LNG);  
    }
  
  private int turnCatToInt(String cat) {
    if (cat.compareTo(Constants.CAT_GENERAL)==0) {return 0;}
    else if (cat.compareTo(Constants.CAT_ENTERTAINMENT)==0) {return 1;}
    else if (cat.compareTo(Constants.CAT_FOOD)==0) {return 2;}
    else if (cat.compareTo(Constants.CAT_MEDICAL)==0){return 3;}
    else {return 0;}
  }
  
  private boolean testInput() {
    if (inputError) {
      return true;
    } else {
      return false;
    }
  }
  
  private void loadMapView() {
    if (!testInput()){
      this.finish();
    }
    inputError = false;
  }
  
  private void deleteItem(String id) {
    sync.deleteNote(id);
  }
  
  private void saveItem() {
    String newTitle = titleField.getText().toString();
    if (newTitle.compareTo("")==0) {
      Toast.makeText(this, "Please enter a title!", Toast.LENGTH_LONG).show();
      inputError = true;
      return;
    }
    String newDescription = descriptionField.getText().toString();
    if (mode.compareTo(Constants.EDIT)==0) {
      if (newTitle.compareTo(title)!=0  || 
          newDescription.compareTo(description)!=0) {
//        myDB.edit(title, newTitle, newDescription, lat, lng);
      }
    } else if (mode.compareTo(Constants.ADD)==0){
//      if (myDB.insert(newTitle, newDescription, lat, lng) == 2) {
//        Toast.makeText(this, "This title already exists!", Toast.LENGTH_LONG).show();
//        inputError = true;
//      }
    } else {
      Log.i("AddEditPoint", "Somewhere in saveItem unsuccesful");
    }
  }
  
  public class MyOnItemSelectedListener implements OnItemSelectedListener {

      public void onItemSelected(AdapterView<?> parent,
          View view, int pos, long id) {
      }

      public void onNothingSelected(AdapterView<?> parent) {
        
      }
  }
}

Java Source Code List

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