CommandQueue.java revision 808182dc874e93582da38d013a4a790d6bc08fc9
10cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato/* 20cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * Copyright (C) 2010 The Android Open Source Project 30cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * 40cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * Licensed under the Apache License, Version 2.0 (the "License"); 50cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * you may not use this file except in compliance with the License. 60cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * You may obtain a copy of the License at 70cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * 80cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * http://www.apache.org/licenses/LICENSE-2.0 90cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * 100cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * Unless required by applicable law or agreed to in writing, software 110cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * distributed under the License is distributed on an "AS IS" BASIS, 120cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 130cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * See the License for the specific language governing permissions and 140cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * limitations under the License. 150cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato */ 160cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 1779de0c550037a5328bbc7f4fddaf02f192a5c283Joe Onoratopackage com.android.systemui.statusbar; 180cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 190cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onoratoimport android.os.Handler; 20a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onoratoimport android.os.IBinder; 210cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onoratoimport android.os.Message; 220cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 230cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onoratoimport com.android.internal.statusbar.IStatusBar; 240cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onoratoimport com.android.internal.statusbar.StatusBarIcon; 250cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onoratoimport com.android.internal.statusbar.StatusBarIconList; 26a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onoratoimport com.android.internal.statusbar.StatusBarNotification; 270cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 28f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato/** 29f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato * This class takes the functions from IStatusBar that come in on 30f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato * binder pool threads and posts messages to get them onto the main 31f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato * thread, and calls onto Callbacks. It also takes care of 324762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato * coalescing these calls so they don't stack up. For the calls 334762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato * are coalesced, note that they are all idempotent. 34f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato */ 35808182dc874e93582da38d013a4a790d6bc08fc9Joe Onoratopublic class CommandQueue extends IStatusBar.Stub { 36514ad663f0a8b239cc59409175e0bd489c591aa0Joe Onorato private static final String TAG = "StatusBar.CommandQueue"; 370cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 380cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private static final int MSG_MASK = 0xffff0000; 390cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private static final int INDEX_MASK = 0x0000ffff; 400cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 410cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private static final int MSG_ICON = 0x00010000; 420cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private static final int OP_SET_ICON = 1; 430cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private static final int OP_REMOVE_ICON = 2; 440cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 45a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato private static final int MSG_ADD_NOTIFICATION = 0x00020000; 46a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato private static final int MSG_UPDATE_NOTIFICATION = 0x00030000; 47a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato private static final int MSG_REMOVE_NOTIFICATION = 0x00040000; 48f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato 49a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato private static final int MSG_DISABLE = 0x00050000; 50a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato 51a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato private static final int MSG_SET_VISIBILITY = 0x00060000; 524762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato private static final int OP_EXPAND = 1; 534762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato private static final int OP_COLLAPSE = 2; 544762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato 550cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private StatusBarIconList mList; 560cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private Callbacks mCallbacks; 570cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private Handler mHandler = new H(); 580cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 59a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato private class NotificationQueueEntry { 60a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato IBinder key; 61a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato StatusBarNotification notification; 62a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 63a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato 640cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato /** 650cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato * These methods are called back on the main thread. 660cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato */ 670cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public interface Callbacks { 680cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public void addIcon(String slot, int index, int viewIndex, StatusBarIcon icon); 690cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public void updateIcon(String slot, int index, int viewIndex, 700cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato StatusBarIcon old, StatusBarIcon icon); 710cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public void removeIcon(String slot, int index, int viewIndex); 72a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato public void addNotification(IBinder key, StatusBarNotification notification); 73a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato public void updateNotification(IBinder key, StatusBarNotification notification); 74a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato public void removeNotification(IBinder key); 75f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato public void disable(int state); 764762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato public void animateExpand(); 774762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato public void animateCollapse(); 780cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 790cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 800cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public CommandQueue(Callbacks callbacks, StatusBarIconList list) { 810cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mCallbacks = callbacks; 820cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mList = list; 830cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 840cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 850cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public void setIcon(int index, StatusBarIcon icon) { 860cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato synchronized (mList) { 870cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato int what = MSG_ICON | index; 880cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mHandler.removeMessages(what); 890cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mHandler.obtainMessage(what, OP_SET_ICON, 0, icon.clone()).sendToTarget(); 900cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 910cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 920cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 930cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public void removeIcon(int index) { 940cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato synchronized (mList) { 950cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato int what = MSG_ICON | index; 960cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mHandler.removeMessages(what); 970cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mHandler.obtainMessage(what, OP_REMOVE_ICON, 0, null).sendToTarget(); 980cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 990cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 1000cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 101a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato public void addNotification(IBinder key, StatusBarNotification notification) { 102a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato synchronized (mList) { 103a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato NotificationQueueEntry ne = new NotificationQueueEntry(); 104a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato ne.key = key; 105a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato ne.notification = notification; 106a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato mHandler.obtainMessage(MSG_ADD_NOTIFICATION, 0, 0, ne).sendToTarget(); 107a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 108a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 109a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato 110a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato public void updateNotification(IBinder key, StatusBarNotification notification) { 111a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato synchronized (mList) { 112a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato NotificationQueueEntry ne = new NotificationQueueEntry(); 113a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato ne.key = key; 114a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato ne.notification = notification; 115a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato mHandler.obtainMessage(MSG_UPDATE_NOTIFICATION, 0, 0, ne).sendToTarget(); 116a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 117a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 118a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato 119a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato public void removeNotification(IBinder key) { 120a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato synchronized (mList) { 121a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato mHandler.obtainMessage(MSG_REMOVE_NOTIFICATION, 0, 0, key).sendToTarget(); 122a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 123a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 124a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato 125f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato public void disable(int state) { 126f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato synchronized (mList) { 127f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato mHandler.removeMessages(MSG_DISABLE); 128f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato mHandler.obtainMessage(MSG_DISABLE, state, 0, null).sendToTarget(); 129f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato } 130f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato } 131f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato 1324762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato public void animateExpand() { 1334762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato synchronized (mList) { 1344762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato mHandler.removeMessages(MSG_SET_VISIBILITY); 1354762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato mHandler.obtainMessage(MSG_SET_VISIBILITY, OP_EXPAND, 0, null).sendToTarget(); 1364762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato } 1374762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato } 1384762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato 1394762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato public void animateCollapse() { 1404762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato synchronized (mList) { 1414762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato mHandler.removeMessages(MSG_SET_VISIBILITY); 1424762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato mHandler.obtainMessage(MSG_SET_VISIBILITY, OP_COLLAPSE, 0, null).sendToTarget(); 1434762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato } 1444762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato } 1454762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato 1460cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato private final class H extends Handler { 1470cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato public void handleMessage(Message msg) { 148f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato final int what = msg.what & MSG_MASK; 14966d7d01ed91968f4ed2e2669fd306aa2af61cd16Joe Onorato switch (what) { 1500cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato case MSG_ICON: { 151f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato final int index = msg.what & INDEX_MASK; 152f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato final int viewIndex = mList.getViewIndex(index); 1530cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato switch (msg.arg1) { 1540cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato case OP_SET_ICON: { 1550cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato StatusBarIcon icon = (StatusBarIcon)msg.obj; 1560cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato StatusBarIcon old = mList.getIcon(index); 1570cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato if (old == null) { 1580cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mList.setIcon(index, icon); 1590cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mCallbacks.addIcon(mList.getSlot(index), index, viewIndex, icon); 1600cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } else { 1610cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mList.setIcon(index, icon); 1620cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mCallbacks.updateIcon(mList.getSlot(index), index, viewIndex, 1630cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato old, icon); 1640cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 1650cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato break; 1660cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 1670cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato case OP_REMOVE_ICON: 1680cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mList.removeIcon(index); 1690cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato mCallbacks.removeIcon(mList.getSlot(index), index, viewIndex); 1700cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato break; 1710cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 1720cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato break; 173f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato } 174a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato case MSG_ADD_NOTIFICATION: { 175a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato final NotificationQueueEntry ne = (NotificationQueueEntry)msg.obj; 176a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato mCallbacks.addNotification(ne.key, ne.notification); 177a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato break; 178a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 179a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato case MSG_UPDATE_NOTIFICATION: { 180a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato final NotificationQueueEntry ne = (NotificationQueueEntry)msg.obj; 181a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato mCallbacks.updateNotification(ne.key, ne.notification); 182a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato break; 183a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 184a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato case MSG_REMOVE_NOTIFICATION: { 185a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato mCallbacks.removeNotification((IBinder)msg.obj); 186a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato break; 187a0c56fe93925d20d9c0b830b9664699ce557e78cJoe Onorato } 188f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato case MSG_DISABLE: 189f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato mCallbacks.disable(msg.arg1); 190f3f0e053f0cc66249a11639eb67d0cdc2da26dedJoe Onorato break; 1914762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato case MSG_SET_VISIBILITY: 1924762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato if (msg.arg1 == OP_EXPAND) { 1934762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato mCallbacks.animateExpand(); 1944762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato } else { 1954762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato mCallbacks.animateCollapse(); 1964762c2d75a55e0854bbff2f996748116d4ab1a37Joe Onorato } 1970cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 1980cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 1990cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato } 2000cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato} 2010cbda99f8721ad9b03ada04d2637fb75a2a0fecaJoe Onorato 202