Android Open Source - GPA Add Task Activity

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License

The source code is released under:

Apache License

Java Source Code

package com.bishal.android.taskmanager;
//from www . j a  va  2 s.c  om
import com.bishal.android.taskmanager.tasks.Task;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.location.Address;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.TextView;

public class AddTaskActivity extends TaskManagerActivity {
  
  protected static final int REQUEST_CHOOSE_ADDRESS = 1;
  
  private EditText taskNameEditText;
  private ImageButton addButton;
  private ImageButton cancelButton;
  private boolean changesPending;
  private AlertDialog unsavedChangesDialog;
  private ImageButton addLocationButton;
  private ImageButton addTimeButton;
  private Address address;
  private TextView addressText;
  final Context context=this;
  String newString;
  
  
  @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.add_task);
         setUpViews();
         if (savedInstanceState == null) {
             Bundle extras = getIntent().getExtras();
             if(extras == null) {
                 newString= null;
             } else {
              
                 newString= extras.getString("feedback");
                 taskNameEditText.setText(newString);
             }
         } else {
             newString= (String) savedInstanceState.getSerializable("feedback");
             
             taskNameEditText.setText(newString);
         }
     }
  
  @Override
  protected void onResume() {
    super.onResume();
    
    if (null == address) {
      addLocationButton.setVisibility(View.VISIBLE);
      addressText.setVisibility(View.GONE);
    } else {
      addLocationButton.setVisibility(View.GONE);
      addressText.setVisibility(View.VISIBLE);
      addressText.setText(address.getAddressLine(0));
    }
  }


  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (REQUEST_CHOOSE_ADDRESS == requestCode && RESULT_OK == resultCode) {
      address = data.getParcelableExtra(AddLocationMapActivity.ADDRESS_RESULT);
    } else {
      super.onActivityResult(requestCode, resultCode, data);
    }
  }

  protected void addTask() {
    String   taskName= taskNameEditText.getText().toString();
    Task t = new Task(taskName);
    t.setAddress(address);
    getStuffApplication().addTask(t);
    finish();
    Intent i=new Intent(AddTaskActivity.this,ViewTasksActivity.class);
    startActivity(i);
  }

    protected void cancel() {
    if (changesPending) {
      unsavedChangesDialog = new AlertDialog.Builder(this)
        .setTitle(R.string.unsaved_changes_title)
        .setMessage(R.string.unsaved_changes_message)
        .setPositiveButton(R.string.add_task, new AlertDialog.OnClickListener() {
          public void onClick(DialogInterface dialog, int which) {
            addTask();
          }
        })
        .setNeutralButton(R.string.discard, new AlertDialog.OnClickListener() {
          public void onClick(DialogInterface dialog, int which) {
            finish();
          }
        })
        .setNegativeButton(android.R.string.cancel, new AlertDialog.OnClickListener() {
          public void onClick(DialogInterface dialog, int which) {
            unsavedChangesDialog.cancel();
          }
        })
        .create();
      unsavedChangesDialog.show();
    } else {
      finish();
    }
  }

  private void setUpViews() {
    taskNameEditText = (EditText)findViewById(R.id.task_name);
    addButton = (ImageButton)findViewById(R.id.add_button);
    addLocationButton = (ImageButton)findViewById(R.id.add_location_button);
    addTimeButton = (ImageButton)findViewById(R.id.add_time_button);
    addressText = (TextView)findViewById(R.id.address_text);
    cancelButton = (ImageButton)findViewById(R.id.cancel_button);
    
    
    addButton.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        addTask();
      }
    });
    
    addLocationButton.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        Intent intent = new Intent(AddTaskActivity.this, AddLocationMapActivity.class);
        startActivityForResult(intent, REQUEST_CHOOSE_ADDRESS);
      }
    });
    
    addTimeButton.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
          Intent intent = new Intent(AddTaskActivity.this, SpecifyTime.class);
          String here=taskNameEditText.getText().toString();
          intent.putExtra("task",here);
          startActivity(intent);
          }
      });
    
    cancelButton.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        cancel();
      }
    });
    taskNameEditText.addTextChangedListener(new TextWatcher() {
      public void onTextChanged(CharSequence s, int start, int before, int count) {
          changesPending = true;
        }
      public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
      public void afterTextChanged(Editable s) { }
    });
  }

}

Java Source Code List

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