Android Open Source - EverToDo Add Task

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License

The source code is released under:
GNU General Public License
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Java Source Code

/**
 *//from w  w  w  .  ja  v a 2 s . c  o  m
 * Todo.txt Touch/src/com/todotxt/todotxttouch/AddTask.java
 *
 * Copyright (c) 2009-2011 mathias, Gina Trapani, Tormod Haugen
 *
 * LICENSE:
 *
 * This file is part of Todo.txt Touch, an Android app for managing your todo.txt file (http://todotxt.com).
 *
 * Todo.txt Touch is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any
 * later version.
 *
 * Todo.txt Touch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with Todo.txt Touch.  If not, see
 * <http://www.gnu.org/licenses/>.
 *
 * @author Gina Trapani <ginatrapani[at]gmail[dot]com>
 * @author mathias <mathias[at]x2[dot](none)>
 * @author Tormod Haugen <tormodh[at]gmail[dot]com>
 * @author mathias <mathias[at]ws7862[dot](none)>
 * @license http://www.gnu.org/licenses/gpl.html
 * @copyright 2009-2011 mathias, Gina Trapani, Tormod Haugen
 */
package com.todotxt.todotxttouch;

import java.util.ArrayList;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Parcelable;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.TextView;

import com.todotxt.todotxttouch.task.Priority;
import com.todotxt.todotxttouch.task.PriorityTextSplitter;
import com.todotxt.todotxttouch.task.Task;
import com.todotxt.todotxttouch.task.TaskBag;
import com.todotxt.todotxttouch.util.CursorPositionCalculator;
import com.todotxt.todotxttouch.util.Strings;
import com.todotxt.todotxttouch.util.Util;

public class AddTask extends Activity {

  private final static String TAG = AddTask.class.getSimpleName();

  private ProgressDialog m_ProgressDialog = null;

  private Task m_backup;

  private TodoApplication m_app;
  private TaskBag taskBag;

  private TextView titleBarLabel;

  private String share_text;

  private Spinner priorities;
  private Spinner contexts;
  private Spinner projects;

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.add_task);

    m_app = (TodoApplication) getApplication();
    taskBag = m_app.getTaskBag();

    final Intent intent = getIntent();
    final String action = intent.getAction();
    // create shortcut and exit
    if (Intent.ACTION_CREATE_SHORTCUT.equals(action)) {
      Log.d(TAG, "Setting up shortcut icon");
      setupShortcut();
      finish();
      return;
    } else if (Intent.ACTION_SEND.equals(action)) {
      Log.d(TAG, "Share");
      share_text = (String) intent
          .getCharSequenceExtra(Intent.EXTRA_TEXT);
      Log.d(TAG, share_text);
    }

    // title bar label
    titleBarLabel = (TextView) findViewById(R.id.title_bar_label);

    // text
    final EditText textInputField = (EditText) findViewById(R.id.taskText);
    textInputField.setGravity(Gravity.TOP);

    if (share_text != null) {
      textInputField.setText(share_text);
    }

    Task task = (Task) getIntent().getSerializableExtra(
        Constants.EXTRA_TASK);
    if (task != null) {
      m_backup = task;
      textInputField.setText(task.inFileFormat());
      setTitle(R.string.update);
      titleBarLabel.setText(R.string.update);
    } else {
      setTitle(R.string.addtask);
      titleBarLabel.setText(R.string.addtask);
    }

    textInputField.setSelection(textInputField.getText().toString()
        .length());

    // priorities
    priorities = (Spinner) findViewById(R.id.priorities);
    final ArrayList<String> prioArr = new ArrayList<String>();
    prioArr.add("Priority");
    prioArr.addAll(Priority.rangeInCode(Priority.A, Priority.E));
    priorities.setAdapter(Util.newSpinnerAdapter(this, prioArr));
    if (m_backup != null) {
      int index = prioArr.indexOf(m_backup.getPriority().getCode());
      priorities.setSelection(index < 0 ? 0 : index);
    }
    priorities.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> arg0, View arg1,
          int position, long id) {
        int cursorPosition = textInputField.getSelectionStart();
        String currentText = textInputField.getText().toString();
        Priority priority = Priority.NONE;
        if (position > 0) {
          String item = prioArr.get(position);
          priority = Priority.toPriority(item);
        }
        String text = PriorityTextSplitter.getInstance().split(
            currentText).text;
        textInputField.setText(Strings.insertPadded(text, 0,
            priority.inFileFormat()));
        textInputField.setSelection(CursorPositionCalculator.calculate(
            cursorPosition, currentText, textInputField.getText()
                .toString()));
      }

      @Override
      public void onNothingSelected(AdapterView<?> arg0) {
      }
    });

    // projects
    projects = (Spinner) findViewById(R.id.projects);
    final ArrayList<String> projectsArr = taskBag.getProjects();
    projectsArr.add(0, "Project");
    projects.setAdapter(Util.newSpinnerAdapter(this, projectsArr));
    projects.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> arg0, View arg1,
          int position, long id) {
        if (position > 0) {
          int cursorPosition = textInputField.getSelectionStart();
          String currentText = textInputField.getText().toString();
          String item = "+" + projectsArr.get(position);
          textInputField.setText(Strings.insertPadded(currentText,
              cursorPosition, item));
          textInputField.setSelection(CursorPositionCalculator
              .calculate(cursorPosition, currentText,
                  textInputField.getText().toString()));
        }
        projects.setSelection(0);
      }

      @Override
      public void onNothingSelected(AdapterView<?> arg0) {
      }
    });

    // contexts
    contexts = (Spinner) findViewById(R.id.contexts);
    final ArrayList<String> contextsArr = taskBag.getContexts();
    contextsArr.add(0, "Context");
    contexts.setAdapter(Util.newSpinnerAdapter(this, contextsArr));
    contexts.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> arg0, View arg1,
          int position, long id) {
        if (position > 0) {
          int cursorPosition = textInputField.getSelectionStart();
          String currentText = textInputField.getText().toString();
          String item = "@" + contextsArr.get(position);
          textInputField.setText(Strings.insertPadded(currentText,
              cursorPosition, item));
          textInputField.setSelection(CursorPositionCalculator
              .calculate(cursorPosition, currentText,
                  textInputField.getText().toString()));
        }
        contexts.setSelection(0);
      }

      @Override
      public void onNothingSelected(AdapterView<?> arg0) {
      }
    });

    // cancel
    Button cancel = (Button) findViewById(R.id.cancel);
    cancel.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        finish();
      }
    });

    // add
    Button addBtn = (Button) findViewById(R.id.addTask);
    if (m_backup != null) {
      addBtn.setText(R.string.update);
    }
    addBtn.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        // strip line breaks
        final String input = textInputField.getText().toString()
            .replaceAll("\\r\\n|\\r|\\n", " ");

        addEditAsync(input);
      }

    });
  }

  private void addEditAsync(final String input) {
    new AsyncTask<Object, Void, Boolean>() {
      protected void onPreExecute() {
        m_ProgressDialog = ProgressDialog.show(AddTask.this,
            getTitle(), "Please wait...", true);
      }

      @Override
      protected Boolean doInBackground(Object... params) {
        try {
          Task task = (Task) params[0];
          String input = (String) params[1];
          if (task != null) {
            task.update(input);
            taskBag.update(task);
          } else {
            taskBag.addAsTask(input);
          }
          return true;
        } catch (Exception e) {
          Log.e(TAG, "input: " + input + " - " + e.getMessage());
          return false;
        }
      }

      protected void onPostExecute(Boolean result) {
        if (result) {
          String res = m_backup != null ? getString(R.string.updated_task)
              : getString(R.string.added_task);
          Util.showToastLong(AddTask.this, res);
          sendBroadcast(new Intent(
              Constants.INTENT_START_SYNC_TO_REMOTE));
          finish();
        } else {
          String res = m_backup != null ? getString(R.string.update_task_failed)
              : getString(R.string.add_task_failed);
          Util.showToastLong(AddTask.this, res);
        }
        m_ProgressDialog.dismiss();
      }
    }.execute(m_backup, input);
  }

  private void setupShortcut() {
    Intent shortcutIntent = new Intent(Intent.ACTION_MAIN);
    shortcutIntent.setClassName(this, this.getClass().getName());

    Intent intent = new Intent();
    intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    intent.putExtra(Intent.EXTRA_SHORTCUT_NAME,
        getString(R.string.shortcut_addtask_name));
    Parcelable iconResource = Intent.ShortcutIconResource.fromContext(this,
        R.drawable.todotxt_touch_icon);
    intent.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconResource);

    setResult(RESULT_OK, intent);
  }

  @Override
  protected void onSaveInstanceState(Bundle outState) {
    super.onSaveInstanceState(outState);
    if (m_ProgressDialog != null) {
      m_ProgressDialog.dismiss();
    }
  }

  /** Handle priority spinner **/
  public void onPriorityClick(View v) {
    priorities.performClick();
  }

  /** Handle project spinner **/
  public void onProjectClick(View v) {
    projects.performClick();
  }

  /** Handle context spinner **/
  public void onContextClick(View v) {
    contexts.performClick();
  }

  /** Handle help message **/
  public void onHelpClick(View v) {
    Intent intent = new Intent(v.getContext(), HelpActivity.class);
    startActivity(intent);
  }
}
Java Source Code List
