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am 9afafd0e: Merge "Restrict phantom sudden move event hack to specific device" into jb-dev

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* commit '9afafd0ebed0bb25beaf269f9e037980b8f24323':
  Restrict phantom sudden move event hack to specific device
This commit is contained in:
Tadashi G. Takaoka 2012-05-30 03:57:36 -07:00 committed by Android Git Automerger
commit 9f41befb8b
3 changed files with 40 additions and 6 deletions
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26
java/res/values/phantom_sudden_move_event_device_list.xml Normal file
View file

@ -0,0 +1,26 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 2012, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
-->
<resources>
<string-array name="phantom_sudden_move_event_device_list" translatable="false">
<!-- "Build.HARDWARE,true" that needs "phantom sudden move event" hack.
See {@link com.android.inputmethod.keyboard.PointerTracker}. -->
<item>stingray,true</item> <!-- Xoom -->
</string-array>
</resources>

6
java/src/com/android/inputmethod/keyboard/LatinKeyboardView.java
View file

@ -338,8 +338,10 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
mHasDistinctMultitouch = context.getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT);
PointerTracker.init(mHasDistinctMultitouch);
final boolean needsPhantomSuddenMoveEventHack = Boolean.parseBoolean(
Utils.getDeviceOverrideValue(context.getResources(),
R.array.phantom_sudden_move_event_device_list, "false"));
PointerTracker.init(mHasDistinctMultitouch, needsPhantomSuddenMoveEventHack);
final TypedArray a = context.obtainStyledAttributes(
attrs, R.styleable.LatinKeyboardView, defStyle, R.style.LatinKeyboardView);

14
java/src/com/android/inputmethod/keyboard/PointerTracker.java
View file

@ -108,6 +108,7 @@ public class PointerTracker {
// Parameters for pointer handling.
private static LatinKeyboardView.PointerTrackerParams sParams;
private static int sTouchNoiseThresholdDistanceSquared;
private static boolean sNeedsPhantomSuddenMoveEventHack;
private static final ArrayList<PointerTracker> sTrackers = new ArrayList<PointerTracker>();
private static PointerTrackerQueue sPointerTrackerQueue;
@ -162,12 +163,14 @@ public class PointerTracker {
private static final KeyboardActionListener EMPTY_LISTENER =
new KeyboardActionListener.Adapter();
public static void init(boolean hasDistinctMultitouch) {
public static void init(boolean hasDistinctMultitouch,
boolean needsPhantomSuddenMoveEventHack) {
if (hasDistinctMultitouch) {
sPointerTrackerQueue = new PointerTrackerQueue();
} else {
sPointerTrackerQueue = null;
}
sNeedsPhantomSuddenMoveEventHack = needsPhantomSuddenMoveEventHack;
setParameters(LatinKeyboardView.PointerTrackerParams.DEFAULT);
}
@ -593,10 +596,13 @@ public class PointerTracker {
final int dx = x - lastX;
final int dy = y - lastY;
final int lastMoveSquared = dx * dx + dy * dy;
if (lastMoveSquared >= mKeyQuarterWidthSquared) {
if (DEBUG_MODE)
Log.w(TAG, String.format("onMoveEvent: sudden move is translated to "
if (sNeedsPhantomSuddenMoveEventHack
&& lastMoveSquared >= mKeyQuarterWidthSquared) {
if (DEBUG_MODE) {
Log.w(TAG, String.format("onMoveEvent:"
+ " phantom sudden move event is translated to "
+ "up[%d,%d]/down[%d,%d] events", lastX, lastY, x, y));
}
if (ProductionFlag.IS_EXPERIMENTAL) {
ResearchLogger.pointerTracker_onMoveEvent(x, y, lastX, lastY);
}