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Patrick Dubroy558654c2010-07-23 16:48:11 -07001/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.launcher2;
18
Michael Jurka8edd75c2010-12-17 20:15:06 -080019import com.android.launcher.R;
Patrick Dubroy558654c2010-07-23 16:48:11 -070020
Winson Chung80baf5a2010-08-09 16:03:15 -070021import android.animation.Animator;
Michael Jurka8edd75c2010-12-17 20:15:06 -080022import android.animation.AnimatorListenerAdapter;
Chet Haaseb1254a62010-09-07 13:35:00 -070023import android.animation.ObjectAnimator;
Gilles Debunnedd6c9922010-10-25 11:23:41 -070024import android.animation.ValueAnimator;
Patrick Dubroy558654c2010-07-23 16:48:11 -070025import android.content.Context;
26import android.content.res.Resources;
27import android.util.AttributeSet;
28import android.util.Log;
Winson Chung49767ae2010-11-29 14:48:30 -080029import android.view.LayoutInflater;
Adam Lesinski6b879f02010-11-04 16:15:23 -070030import android.view.MotionEvent;
Patrick Dubroy558654c2010-07-23 16:48:11 -070031import android.view.View;
Michael Jurka2763be32011-02-24 11:19:57 -080032import android.view.ViewGroup;
Patrick Dubroy558654c2010-07-23 16:48:11 -070033import android.widget.TabHost;
Winson Chung49767ae2010-11-29 14:48:30 -080034import android.widget.TabWidget;
35import android.widget.TextView;
Michael Jurka2763be32011-02-24 11:19:57 -080036import android.widget.TabHost.OnTabChangeListener;
37import android.widget.TabHost.TabContentFactory;
Patrick Dubroy558654c2010-07-23 16:48:11 -070038
Michael Jurka8edd75c2010-12-17 20:15:06 -080039import java.util.ArrayList;
Patrick Dubroy558654c2010-07-23 16:48:11 -070040
41/**
42 * Implements a tabbed version of AllApps2D.
43 */
Michael Jurkaabded662011-03-04 12:06:57 -080044public class AllAppsTabbed extends TabHost implements AllAppsView, LauncherTransitionable {
Patrick Dubroy558654c2010-07-23 16:48:11 -070045
46 private static final String TAG = "Launcher.AllAppsTabbed";
47
Patrick Dubroy3d605d52010-07-29 13:59:29 -070048 private static final String TAG_ALL = "ALL";
Patrick Dubroy3d605d52010-07-29 13:59:29 -070049 private static final String TAG_DOWNLOADED = "DOWNLOADED";
50
Winson Chung321e9ee2010-08-09 13:37:56 -070051 private AllAppsPagedView mAllApps;
Michael Jurka9c6fbed2011-03-02 17:41:34 -080052 private AllAppsBackground mBackground;
53 private Launcher mLauncher;
Patrick Dubroy3d605d52010-07-29 13:59:29 -070054 private Context mContext;
Winson Chung49767ae2010-11-29 14:48:30 -080055 private final LayoutInflater mInflater;
Michael Jurka6c7a03a2011-01-16 18:43:58 -080056 private boolean mFirstLayout = true;
Patrick Dubroy558654c2010-07-23 16:48:11 -070057
58 public AllAppsTabbed(Context context, AttributeSet attrs) {
59 super(context, attrs);
Patrick Dubroy3d605d52010-07-29 13:59:29 -070060 mContext = context;
Winson Chung49767ae2010-11-29 14:48:30 -080061 mInflater = LayoutInflater.from(context);
Patrick Dubroy558654c2010-07-23 16:48:11 -070062 }
63
64 @Override
65 protected void onFinishInflate() {
Winson Chung321e9ee2010-08-09 13:37:56 -070066 // setup the tab host
67 setup();
68
Patrick Dubroy558654c2010-07-23 16:48:11 -070069 try {
Winson Chung321e9ee2010-08-09 13:37:56 -070070 mAllApps = (AllAppsPagedView) findViewById(R.id.all_apps_paged_view);
71 if (mAllApps == null) throw new Resources.NotFoundException();
Michael Jurka9c6fbed2011-03-02 17:41:34 -080072 mBackground = (AllAppsBackground) findViewById(R.id.all_apps_background);
73 if (mBackground == null) throw new Resources.NotFoundException();
Patrick Dubroy558654c2010-07-23 16:48:11 -070074 } catch (Resources.NotFoundException e) {
75 Log.e(TAG, "Can't find necessary layout elements for AllAppsTabbed");
76 }
Patrick Dubroy558654c2010-07-23 16:48:11 -070077
Winson Chung321e9ee2010-08-09 13:37:56 -070078 // share the same AllApps workspace across all the tabs
Patrick Dubroy558654c2010-07-23 16:48:11 -070079 TabContentFactory contentFactory = new TabContentFactory() {
80 public View createTabContent(String tag) {
Winson Chung321e9ee2010-08-09 13:37:56 -070081 return mAllApps;
Patrick Dubroy558654c2010-07-23 16:48:11 -070082 }
83 };
84
Winson Chung49767ae2010-11-29 14:48:30 -080085 TextView tabView;
86 TabWidget tabWidget = (TabWidget) findViewById(com.android.internal.R.id.tabs);
87 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false);
88 tabView.setText(mContext.getString(R.string.all_apps_tab_all));
89 addTab(newTabSpec(TAG_ALL).setIndicator(tabView).setContent(contentFactory));
Patrick Dubroy3d605d52010-07-29 13:59:29 -070090
Winson Chung49767ae2010-11-29 14:48:30 -080091 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false);
92 tabView.setText(mContext.getString(R.string.all_apps_tab_downloaded));
93 addTab(newTabSpec(TAG_DOWNLOADED).setIndicator(tabView).setContent(contentFactory));
Patrick Dubroy3d605d52010-07-29 13:59:29 -070094
95 setOnTabChangedListener(new OnTabChangeListener() {
96 public void onTabChanged(String tabId) {
Winson Chung80baf5a2010-08-09 16:03:15 -070097 // animate the changing of the tab content by fading pages in and out
Winson Chungbbc60d82010-11-11 16:34:41 -080098 final Resources res = getResources();
99 final int duration = res.getInteger(R.integer.config_tabTransitionTime);
Winson Chung80baf5a2010-08-09 16:03:15 -0700100 final float alpha = mAllApps.getAlpha();
Chet Haase472b2812010-10-14 07:02:04 -0700101 ValueAnimator alphaAnim = ObjectAnimator.ofFloat(mAllApps, "alpha", alpha, 0.0f).
102 setDuration(duration);
Michael Jurka8edd75c2010-12-17 20:15:06 -0800103 alphaAnim.addListener(new AnimatorListenerAdapter() {
Gilles Debunnedd6c9922010-10-25 11:23:41 -0700104 @Override
Michael Jurka8edd75c2010-12-17 20:15:06 -0800105 public void onAnimationEnd(Animator animation) {
Winson Chung80baf5a2010-08-09 16:03:15 -0700106 String tag = getCurrentTabTag();
107 if (tag == TAG_ALL) {
108 mAllApps.setAppFilter(AllAppsPagedView.ALL_APPS_FLAG);
Winson Chung80baf5a2010-08-09 16:03:15 -0700109 } else if (tag == TAG_DOWNLOADED) {
110 mAllApps.setAppFilter(ApplicationInfo.DOWNLOADED_FLAG);
111 }
112
113 final float alpha = mAllApps.getAlpha();
Chet Haase472b2812010-10-14 07:02:04 -0700114 ObjectAnimator.ofFloat(mAllApps, "alpha", alpha, 1.0f).
115 setDuration(duration).start();
Winson Chung80baf5a2010-08-09 16:03:15 -0700116 }
117 });
118 alphaAnim.start();
Patrick Dubroy3d605d52010-07-29 13:59:29 -0700119 }
120 });
Patrick Dubroy558654c2010-07-23 16:48:11 -0700121
Winson Chung321e9ee2010-08-09 13:37:56 -0700122 // It needs to be INVISIBLE so that it will be measured in the layout.
123 // Otherwise the animations is messed up when we show it for the first time.
124 setVisibility(INVISIBLE);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700125 }
126
127 @Override
128 public void setLauncher(Launcher launcher) {
Winson Chung321e9ee2010-08-09 13:37:56 -0700129 mAllApps.setLauncher(launcher);
Michael Jurka9c6fbed2011-03-02 17:41:34 -0800130 mLauncher = launcher;
Patrick Dubroy558654c2010-07-23 16:48:11 -0700131 }
132
133 @Override
134 public void setDragController(DragController dragger) {
Winson Chung321e9ee2010-08-09 13:37:56 -0700135 mAllApps.setDragController(dragger);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700136 }
137
138 @Override
139 public void zoom(float zoom, boolean animate) {
140 // NOTE: animate parameter is ignored for the TabHost itself
141 setVisibility((zoom == 0.0f) ? View.GONE : View.VISIBLE);
Winson Chung321e9ee2010-08-09 13:37:56 -0700142 mAllApps.zoom(zoom, animate);
Patrick Dubroy3ec8bdd2010-08-06 16:01:33 -0700143 }
144
145 @Override
146 public void setVisibility(int visibility) {
Michael Jurka6c7a03a2011-01-16 18:43:58 -0800147 if (visibility == View.GONE && mFirstLayout) {
148 // It needs to be INVISIBLE so that it will be measured in the layout.
149 // Otherwise the animations is messed up when we show it for the first time.
150 visibility = View.INVISIBLE;
151 }
Winson Chung80baf5a2010-08-09 16:03:15 -0700152 final boolean isVisible = (visibility == View.VISIBLE);
Patrick Dubroy3ec8bdd2010-08-06 16:01:33 -0700153 super.setVisibility(visibility);
Winson Chung80baf5a2010-08-09 16:03:15 -0700154 float zoom = (isVisible ? 1.0f : 0.0f);
Winson Chung321e9ee2010-08-09 13:37:56 -0700155 mAllApps.zoom(zoom, false);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700156 }
157
158 @Override
159 public boolean isVisible() {
Winson Chung321e9ee2010-08-09 13:37:56 -0700160 return mAllApps.isVisible();
Patrick Dubroy558654c2010-07-23 16:48:11 -0700161 }
162
163 @Override
Michael Jurka6c7a03a2011-01-16 18:43:58 -0800164 protected void onLayout(boolean changed, int l, int t, int r, int b) {
165 mFirstLayout = false;
166 super.onLayout(changed, l, t, r, b);
167 }
168
169 @Override
Patrick Dubroyff5f0402010-07-26 15:23:26 -0700170 public boolean isAnimating() {
171 return (getAnimation() != null);
172 }
173
174 @Override
Michael Jurkaabded662011-03-04 12:06:57 -0800175 public void onLauncherTransitionStart(Animator animation) {
176 if (animation != null) {
177 // Turn on hardware layers for performance
178 setLayerType(LAYER_TYPE_HARDWARE, null);
179 // Re-enable the rendering of the dimmed background in All Apps for performance reasons
180 mLauncher.getWorkspace().disableBackground();
181 mBackground.setVisibility(VISIBLE);
182 // just a sanity check that we don't build a layer before a call to onLayout
183 if (!mFirstLayout) {
184 // force building the layer at the beginning of the animation, so you don't get a
185 // blip early in the animation
186 buildLayer();
187 }
188 }
Michael Jurka2763be32011-02-24 11:19:57 -0800189 }
190
191 @Override
Michael Jurkaabded662011-03-04 12:06:57 -0800192 public void onLauncherTransitionEnd(Animator animation) {
193 if (animation != null) {
194 setLayerType(LAYER_TYPE_NONE, null);
195 // To improve the performance of the first time All Apps is run, we initially keep
196 // hardware layers in AllAppsPagedView disabled since AllAppsTabbed itself is drawn in a
197 // hardware layer, and creating additional hardware layers slows down the animation. We
198 // create them here, after the animation is over.
199 }
Michael Jurka9c6fbed2011-03-02 17:41:34 -0800200 // Move the rendering of the dimmed background to workspace after the all apps animation
201 // is done, so that the background is not rendered *above* the mini workspace screens
202 mLauncher.getWorkspace().enableBackground();
203 mBackground.setVisibility(GONE);
Michael Jurkaabded662011-03-04 12:06:57 -0800204 mAllApps.allowHardwareLayerCreation();
Michael Jurka2763be32011-02-24 11:19:57 -0800205 }
206
207 @Override
Patrick Dubroy558654c2010-07-23 16:48:11 -0700208 public void setApps(ArrayList<ApplicationInfo> list) {
Winson Chung321e9ee2010-08-09 13:37:56 -0700209 mAllApps.setApps(list);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700210 }
211
212 @Override
213 public void addApps(ArrayList<ApplicationInfo> list) {
Winson Chung321e9ee2010-08-09 13:37:56 -0700214 mAllApps.addApps(list);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700215 }
216
217 @Override
218 public void removeApps(ArrayList<ApplicationInfo> list) {
Winson Chung321e9ee2010-08-09 13:37:56 -0700219 mAllApps.removeApps(list);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700220 }
221
222 @Override
223 public void updateApps(ArrayList<ApplicationInfo> list) {
Winson Chung321e9ee2010-08-09 13:37:56 -0700224 mAllApps.updateApps(list);
Patrick Dubroy558654c2010-07-23 16:48:11 -0700225 }
226
227 @Override
228 public void dumpState() {
Winson Chung321e9ee2010-08-09 13:37:56 -0700229 mAllApps.dumpState();
Patrick Dubroy558654c2010-07-23 16:48:11 -0700230 }
231
232 @Override
233 public void surrender() {
Winson Chung321e9ee2010-08-09 13:37:56 -0700234 mAllApps.surrender();
Patrick Dubroy558654c2010-07-23 16:48:11 -0700235 }
Adam Lesinski6b879f02010-11-04 16:15:23 -0700236
237 @Override
238 public boolean onTouchEvent(MotionEvent ev) {
239 if (ev.getY() > mAllApps.getBottom()) {
240 return false;
241 }
242 return true;
243 }
Patrick Dubroy558654c2010-07-23 16:48:11 -0700244}