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authorSunny Goyal <sunnygoyal@google.com>2015-04-23 23:02:20 (GMT)
committerSunny Goyal <sunnygoyal@google.com>2015-04-23 23:18:40 (GMT)
commitd33860f2cc027b91dd09cc38ddd0e37878ba6c69 (patch)
treeb3923b0e3d0eb7f4368417061956accd83d5d3ed
parentcabc4e5159ffa8ac6600418a204d8720fd41c913 (diff)
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Clearing all pending runnables when Launcher is destroyed.
Change-Id: I00596c11116b5579c1f013b268b6c0b5239f0aa7
-rw-r--r--src/com/android/launcher3/DeferredHandler.java47
-rw-r--r--src/com/android/launcher3/Launcher.java6
-rw-r--r--src/com/android/launcher3/LauncherModel.java49
3 files changed, 28 insertions, 74 deletions
diff --git a/src/com/android/launcher3/DeferredHandler.java b/src/com/android/launcher3/DeferredHandler.java
index eb7c26a..a43ab67 100644
--- a/src/com/android/launcher3/DeferredHandler.java
+++ b/src/com/android/launcher3/DeferredHandler.java
@@ -20,12 +20,10 @@ import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.os.MessageQueue;
-import android.util.Pair;
import com.android.launcher3.util.Thunk;
import java.util.LinkedList;
-import java.util.ListIterator;
/**
* Queue of things to run on a looper thread. Items posted with {@link #post} will not
@@ -35,20 +33,18 @@ import java.util.ListIterator;
* This class is fifo.
*/
public class DeferredHandler {
- @Thunk LinkedList<Pair<Runnable, Integer>> mQueue = new LinkedList<Pair<Runnable, Integer>>();
+ @Thunk LinkedList<Runnable> mQueue = new LinkedList<>();
private MessageQueue mMessageQueue = Looper.myQueue();
private Impl mHandler = new Impl();
@Thunk class Impl extends Handler implements MessageQueue.IdleHandler {
public void handleMessage(Message msg) {
- Pair<Runnable, Integer> p;
Runnable r;
synchronized (mQueue) {
if (mQueue.size() == 0) {
return;
}
- p = mQueue.removeFirst();
- r = p.first;
+ r = mQueue.removeFirst();
}
r.run();
synchronized (mQueue) {
@@ -79,11 +75,8 @@ public class DeferredHandler {
/** Schedule runnable to run after everything that's on the queue right now. */
public void post(Runnable runnable) {
- post(runnable, 0);
- }
- public void post(Runnable runnable, int type) {
synchronized (mQueue) {
- mQueue.add(new Pair<Runnable, Integer>(runnable, type));
+ mQueue.add(runnable);
if (mQueue.size() == 1) {
scheduleNextLocked();
}
@@ -92,31 +85,10 @@ public class DeferredHandler {
/** Schedule runnable to run when the queue goes idle. */
public void postIdle(final Runnable runnable) {
- postIdle(runnable, 0);
- }
- public void postIdle(final Runnable runnable, int type) {
- post(new IdleRunnable(runnable), type);
- }
-
- public void cancelRunnable(Runnable runnable) {
- synchronized (mQueue) {
- while (mQueue.remove(runnable)) { }
- }
- }
- public void cancelAllRunnablesOfType(int type) {
- synchronized (mQueue) {
- ListIterator<Pair<Runnable, Integer>> iter = mQueue.listIterator();
- Pair<Runnable, Integer> p;
- while (iter.hasNext()) {
- p = iter.next();
- if (p.second == type) {
- iter.remove();
- }
- }
- }
+ post(new IdleRunnable(runnable));
}
- public void cancel() {
+ public void cancelAll() {
synchronized (mQueue) {
mQueue.clear();
}
@@ -124,20 +96,19 @@ public class DeferredHandler {
/** Runs all queued Runnables from the calling thread. */
public void flush() {
- LinkedList<Pair<Runnable, Integer>> queue = new LinkedList<Pair<Runnable, Integer>>();
+ LinkedList<Runnable> queue = new LinkedList<>();
synchronized (mQueue) {
queue.addAll(mQueue);
mQueue.clear();
}
- for (Pair<Runnable, Integer> p : queue) {
- p.first.run();
+ for (Runnable r : queue) {
+ r.run();
}
}
void scheduleNextLocked() {
if (mQueue.size() > 0) {
- Pair<Runnable, Integer> p = mQueue.getFirst();
- Runnable peek = p.first;
+ Runnable peek = mQueue.getFirst();
if (peek instanceof IdleRunnable) {
mMessageQueue.addIdleHandler(mHandler);
} else {
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 2084477..7220e02 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -2047,12 +2047,6 @@ public class Launcher extends Activity
TextKeyListener.getInstance().release();
- // Disconnect any of the callbacks and drawables associated with ItemInfos on the workspace
- // to prevent leaking Launcher activities on orientation change.
- if (mModel != null) {
- mModel.unbindItemInfosAndClearQueuedBindRunnables();
- }
-
getContentResolver().unregisterContentObserver(mWidgetObserver);
unregisterReceiver(mCloseSystemDialogsReceiver);
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index 5a65cab..a5703a2 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -28,7 +28,6 @@ import android.content.Context;
import android.content.Intent;
import android.content.Intent.ShortcutIconResource;
import android.content.IntentFilter;
-import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.ProviderInfo;
import android.content.pm.ResolveInfo;
@@ -109,11 +108,6 @@ public class LauncherModel extends BroadcastReceiver
@Thunk LoaderTask mLoaderTask;
@Thunk boolean mIsLoaderTaskRunning;
- // Specific runnable types that are run on the main thread deferred handler, this allows us to
- // clear all queued binding runnables when the Launcher activity is destroyed.
- private static final int MAIN_THREAD_NORMAL_RUNNABLE = 0;
- private static final int MAIN_THREAD_BINDING_RUNNABLE = 1;
-
private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings";
@Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader");
@@ -256,9 +250,6 @@ public class LauncherModel extends BroadcastReceiver
/** Runs the specified runnable immediately if called from the main thread, otherwise it is
* posted on the main thread handler. */
@Thunk void runOnMainThread(Runnable r) {
- runOnMainThread(r, 0);
- }
- @Thunk void runOnMainThread(Runnable r, int type) {
if (sWorkerThread.getThreadId() == Process.myTid()) {
// If we are on the worker thread, post onto the main handler
mHandler.post(r);
@@ -679,7 +670,7 @@ public class LauncherModel extends BroadcastReceiver
runOnWorkerThread(r);
}
- public void unbindItemInfosAndClearQueuedBindRunnables() {
+ private void unbindItemInfosAndClearQueuedBindRunnables() {
if (sWorkerThread.getThreadId() == Process.myTid()) {
throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " +
"main thread");
@@ -689,8 +680,9 @@ public class LauncherModel extends BroadcastReceiver
synchronized (mDeferredBindRunnables) {
mDeferredBindRunnables.clear();
}
- // Remove any queued bind runnables
- mHandler.cancelAllRunnablesOfType(MAIN_THREAD_BINDING_RUNNABLE);
+
+ // Remove any queued UI runnables
+ mHandler.cancelAll();
// Unbind all the workspace items
unbindWorkspaceItemsOnMainThread();
}
@@ -699,19 +691,15 @@ public class LauncherModel extends BroadcastReceiver
void unbindWorkspaceItemsOnMainThread() {
// Ensure that we don't use the same workspace items data structure on the main thread
// by making a copy of workspace items first.
- final ArrayList<ItemInfo> tmpWorkspaceItems = new ArrayList<ItemInfo>();
- final ArrayList<ItemInfo> tmpAppWidgets = new ArrayList<ItemInfo>();
+ final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>();
synchronized (sBgLock) {
- tmpWorkspaceItems.addAll(sBgWorkspaceItems);
- tmpAppWidgets.addAll(sBgAppWidgets);
+ tmpItems.addAll(sBgWorkspaceItems);
+ tmpItems.addAll(sBgAppWidgets);
}
Runnable r = new Runnable() {
@Override
public void run() {
- for (ItemInfo item : tmpWorkspaceItems) {
- item.unbind();
- }
- for (ItemInfo item : tmpAppWidgets) {
+ for (ItemInfo item : tmpItems) {
item.unbind();
}
}
@@ -1297,6 +1285,9 @@ public class LauncherModel extends BroadcastReceiver
*/
public void initialize(Callbacks callbacks) {
synchronized (mLock) {
+ // Disconnect any of the callbacks and drawables associated with ItemInfos on the
+ // workspace to prevent leaking Launcher activities on orientation change.
+ unbindItemInfosAndClearQueuedBindRunnables();
mCallbacks = new WeakReference<Callbacks>(callbacks);
}
}
@@ -1486,7 +1477,7 @@ public class LauncherModel extends BroadcastReceiver
mDeferredBindRunnables.clear();
}
for (final Runnable r : deferredBindRunnables) {
- mHandler.post(r, MAIN_THREAD_BINDING_RUNNABLE);
+ mHandler.post(r);
}
}
}
@@ -2619,7 +2610,7 @@ public class LauncherModel extends BroadcastReceiver
}
}
};
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
}
private void bindWorkspaceItems(final Callbacks oldCallbacks,
@@ -2650,7 +2641,7 @@ public class LauncherModel extends BroadcastReceiver
deferredBindRunnables.add(r);
}
} else {
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
}
}
@@ -2669,7 +2660,7 @@ public class LauncherModel extends BroadcastReceiver
deferredBindRunnables.add(r);
}
} else {
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
}
}
@@ -2688,7 +2679,7 @@ public class LauncherModel extends BroadcastReceiver
if (postOnMainThread) {
deferredBindRunnables.add(r);
} else {
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
}
}
}
@@ -2768,7 +2759,7 @@ public class LauncherModel extends BroadcastReceiver
}
}
};
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
bindWorkspaceScreens(oldCallbacks, orderedScreenIds);
@@ -2784,7 +2775,7 @@ public class LauncherModel extends BroadcastReceiver
}
}
};
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
}
// Load all the remaining pages (if we are loading synchronously, we want to defer this
@@ -2817,7 +2808,7 @@ public class LauncherModel extends BroadcastReceiver
mDeferredBindRunnables.add(r);
}
} else {
- runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE);
+ runOnMainThread(r);
}
}
@@ -2888,8 +2879,6 @@ public class LauncherModel extends BroadcastReceiver
// Clear the list of apps
mBgAllAppsList.clear();
- SharedPreferences prefs = mContext.getSharedPreferences(
- LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE);
for (UserHandleCompat user : profiles) {
// Query for the set of apps
final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0;