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386 lines
13 KiB
Java
386 lines
13 KiB
Java
/*
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* ASTRID: Android's Simple Task Recording Dashboard
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*
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* Copyright (c) 2009 Tim Su
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package com.timsu.astrid.activities;
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import android.app.Activity;
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import android.appwidget.AppWidgetManager;
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import android.content.ComponentName;
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import android.content.Intent;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.GestureDetector;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.GestureDetector.SimpleOnGestureListener;
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import android.view.animation.Animation;
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import android.view.animation.AnimationUtils;
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import android.widget.RemoteViews;
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import android.widget.ViewFlipper;
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import com.flurry.android.FlurryAgent;
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import com.timsu.astrid.R;
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import com.timsu.astrid.appwidget.AstridAppWidgetProvider;
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import com.timsu.astrid.data.tag.TagController;
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import com.timsu.astrid.data.task.TaskController;
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import com.timsu.astrid.sync.Synchronizer;
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import com.timsu.astrid.utilities.Constants;
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import com.timsu.astrid.utilities.StartupReceiver;
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import com.timsu.astrid.utilities.AstridUtilities.AstridUncaughtExceptionHandler;
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/**
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* TaskList is the main launched activity for Astrid. It uses a ViewFlipper
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* to flip between child views, which in this case are the TaskListSubActivity
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* and the TagListSubActivity.
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*
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* @author timsu
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*/
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public class TaskList extends Activity {
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// constants for the different pages that we can display
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public static final int AC_TASK_LIST = 0;
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public static final int AC_TAG_LIST = 1;
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public static final int AC_TASK_LIST_W_TAG = 2;
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/** Bundle Key: activity code id of current activity */
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private static final String LAST_ACTIVITY_TAG = "l";
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/** Bundle Key: variables of current activity */
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private static final String LAST_BUNDLE_TAG = "b";
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/** Bundle Key: variables to pass to the sub-activity */
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public static final String VARIABLES_TAG = "v";
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/** Minimum distance a fling must cover to trigger motion */
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private static final int FLING_DIST_THRESHOLD = 120;
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/** Maximum distance in the other axis for a fling */
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private static final int MAX_FLING_OTHER_AXIS = 300;
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/** Minimum velocity a fling must have to trigger motion */
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private static final int FLING_VEL_THRESHOLD = 200;
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// view components
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private ViewFlipper viewFlipper;
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private GestureDetector gestureDetector;
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View.OnTouchListener gestureListener;
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private SubActivity taskList;
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private SubActivity tagList;
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private SubActivity taskListWTag;
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private Bundle lastActivityBundle;
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// animations
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private Animation mFadeInAnim;
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private Animation mFadeOutAnim;
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// data controllers
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TaskController taskController;
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TagController tagController;
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// static variables
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public static boolean synchronizeNow = false;
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/** If set, the application will close when this activity gets focus */
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static boolean shouldCloseInstance = false;
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@Override
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/** Called when loading up the activity for the first time */
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.main);
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// set uncaught exception handler
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Thread.setDefaultUncaughtExceptionHandler(new AstridUncaughtExceptionHandler());
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// open controllers & perform application startup rituals
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StartupReceiver.onStartupApplication(this);
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shouldCloseInstance = false;
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taskController = new TaskController(this);
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taskController.open();
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tagController = new TagController(this);
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tagController.open();
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setupUIComponents();
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Bundle variables = new Bundle();
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if(savedInstanceState != null && savedInstanceState.containsKey(LAST_ACTIVITY_TAG)) {
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viewFlipper.setDisplayedChild(savedInstanceState.getInt(LAST_ACTIVITY_TAG));
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Bundle lastBundle = savedInstanceState.getBundle(LAST_BUNDLE_TAG);
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if(lastBundle != null)
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variables.putAll(lastBundle);
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}
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if(getIntent().hasExtra(VARIABLES_TAG))
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variables.putAll(getIntent().getBundleExtra(VARIABLES_TAG));
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getCurrentSubActivity().onDisplay(variables);
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// sync now if requested
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if(synchronizeNow) {
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synchronizeNow = false;
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Synchronizer sync = new Synchronizer(false);
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sync.setTagController(tagController);
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sync.setTaskController(taskController);
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sync.synchronize(this, null);
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}
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// if we have no filter tag, we're not on the last task
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if(getCurrentSubActivity() == taskListWTag &&
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((TaskListSubActivity)taskListWTag).getFilterTag() == null) {
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switchToActivity(AC_TASK_LIST, null);
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}
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}
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@Override
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protected void onStart() {
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super.onStart();
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// set up flurry
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FlurryAgent.onStartSession(this, Constants.FLURRY_KEY);
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}
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@Override
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protected void onStop() {
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super.onStop();
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updateWidget();
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FlurryAgent.onEndSession(this);
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}
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private void updateWidget()
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{
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AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(this);
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RemoteViews views = AstridAppWidgetProvider.UpdateService.buildUpdate(this);
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ComponentName widgetName = new ComponentName(this, AstridAppWidgetProvider.class);
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appWidgetManager.updateAppWidget(widgetName, views);
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}
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/** Set up user interface components */
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private void setupUIComponents() {
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gestureDetector = new GestureDetector(new AstridGestureDetector());
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viewFlipper = (ViewFlipper)findViewById(R.id.main);
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taskList = new TaskListSubActivity(this, AC_TASK_LIST,
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findViewById(R.id.tasklist_layout));
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tagList = new TagListSubActivity(this, AC_TAG_LIST,
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findViewById(R.id.taglist_layout));
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taskListWTag = new TaskListSubActivity(this, AC_TASK_LIST_W_TAG,
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findViewById(R.id.tasklistwtag_layout));
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mFadeInAnim = AnimationUtils.loadAnimation(this, R.anim.fade_in);
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mFadeOutAnim = AnimationUtils.loadAnimation(this, R.anim.fade_out);
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viewFlipper.setInAnimation(mFadeInAnim);
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viewFlipper.setOutAnimation(mFadeOutAnim);
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gestureListener = new View.OnTouchListener() {
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public boolean onTouch(View v, MotionEvent event) {
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if (gestureDetector.onTouchEvent(event)) {
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return true;
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}
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return false;
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}
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};
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}
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/** Gesture detector switches between sub-activities */
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class AstridGestureDetector extends SimpleOnGestureListener {
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@Override
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public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
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try {
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if(Math.abs(e1.getY() - e2.getY()) > MAX_FLING_OTHER_AXIS)
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return false;
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Log.i("astrid", "Got fling. X: " + (e2.getX() - e1.getX()) +
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", vel: " + velocityX + " Y: " + (e2.getY() - e1.getY()));
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// flick R to L
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if(e1.getX() - e2.getX() > FLING_DIST_THRESHOLD &&
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Math.abs(velocityX) > FLING_VEL_THRESHOLD) {
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switch(getCurrentSubActivity().getActivityCode()) {
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case AC_TASK_LIST:
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switchToActivity(AC_TAG_LIST, null);
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return true;
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default:
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return false;
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}
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}
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// flick L to R
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else if(e2.getX() - e1.getX() > FLING_DIST_THRESHOLD &&
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Math.abs(velocityX) > FLING_VEL_THRESHOLD) {
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switch(getCurrentSubActivity().getActivityCode()) {
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case AC_TASK_LIST_W_TAG:
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switchToActivity(AC_TAG_LIST, null);
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return true;
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case AC_TAG_LIST:
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switchToActivity(AC_TASK_LIST, null);
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return true;
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default:
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return false;
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}
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}
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} catch (Exception e) {
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// ignore!
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}
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return false;
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}
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}
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/* ======================================================================
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* ==================================================== subactivity stuff
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* ====================================================================== */
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/** Switches to another activity, with appropriate animation */
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void switchToActivity(int activity, Bundle variables) {
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closeOptionsMenu();
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// and flip to them
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switch(getCurrentSubActivity().getActivityCode()) {
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case AC_TASK_LIST:
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switch(activity) {
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case AC_TAG_LIST:
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viewFlipper.showNext();
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break;
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case AC_TASK_LIST_W_TAG:
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viewFlipper.setDisplayedChild(taskListWTag.code);
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}
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break;
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case AC_TAG_LIST:
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switch(activity) {
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case AC_TASK_LIST:
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viewFlipper.showPrevious();
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break;
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case AC_TASK_LIST_W_TAG:
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viewFlipper.showNext();
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break;
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}
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break;
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case AC_TASK_LIST_W_TAG:
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switch(activity) {
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case AC_TAG_LIST:
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viewFlipper.showPrevious();
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break;
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case AC_TASK_LIST:
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viewFlipper.setDisplayedChild(taskList.code);
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}
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break;
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}
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// initialize the components
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switch(activity) {
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case AC_TASK_LIST:
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taskList.onDisplay(variables);
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break;
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case AC_TAG_LIST:
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tagList.onDisplay(variables);
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break;
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case AC_TASK_LIST_W_TAG:
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taskListWTag.onDisplay(variables);
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}
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lastActivityBundle = variables;
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}
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/** Helper method gets the currently visible subactivity */
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private SubActivity getCurrentSubActivity() {
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return (SubActivity)viewFlipper.getCurrentView().getTag();
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}
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/* ======================================================================
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* ======================================================= event handling
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* ====================================================================== */
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putInt(LAST_ACTIVITY_TAG, getCurrentSubActivity().code);
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outState.putBundle(LAST_BUNDLE_TAG, lastActivityBundle);
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event) {
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if(getCurrentSubActivity().onKeyDown(keyCode, event))
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return true;
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else
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return super.onKeyDown(keyCode, event);
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}
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@Override
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public boolean onPrepareOptionsMenu(Menu menu) {
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menu.clear();
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return getCurrentSubActivity().onPrepareOptionsMenu(menu);
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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super.onActivityResult(requestCode, resultCode, data);
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if(resultCode == Constants.RESULT_GO_HOME) {
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switchToActivity(AC_TASK_LIST, null);
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} else
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getCurrentSubActivity().onActivityResult(requestCode, resultCode, data);
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}
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@Override
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public void onWindowFocusChanged(boolean hasFocus) {
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super.onWindowFocusChanged(hasFocus);
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if(hasFocus && shouldCloseInstance) { // user wants to quit
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finish();
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} else
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getCurrentSubActivity().onWindowFocusChanged(hasFocus);
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}
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@Override
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public boolean onMenuItemSelected(int featureId, MenuItem item) {
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if(getCurrentSubActivity().onMenuItemSelected(featureId, item))
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return true;
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else
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return super.onMenuItemSelected(featureId, item);
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}
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@Override
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public boolean onTouchEvent(MotionEvent event) {
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if (gestureDetector.onTouchEvent(event))
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return true;
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else
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return false;
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}
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@Override
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public Object onRetainNonConfigurationInstance() {
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return getCurrentSubActivity().onRetainNonConfigurationInstance();
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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taskController.close();
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tagController.close();
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}
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}
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