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Fix NPE introduced by Change-Id: Ie482167b2ae2804fa1aa43ffb5067af47b7553f1

Browse source 
Bug: 2868304
Change-Id: I60895e76c4288d4e0e960e5ba22cb47c4b989bf3
This commit is contained in:
Tadashi G. Takaoka 2010-07-29 11:32:27 -07:00
parent f00341fdc5
commit 87fe3b8556
1 changed files with 16 additions and 10 deletions
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26
java/src/com/android/inputmethod/latin/LatinKeyboardBaseView.java
View file

@ -320,6 +320,8 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener
};
static class KeyDebouncer {
private Key[] mKeys;
// for move de-bouncing
private int mLastCodeX;
private int mLastCodeY;
@ -334,7 +336,8 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener
private final int mKeyDebounceThresholdSquared;
KeyDebouncer(float hysteresisPixel) {
KeyDebouncer(Key[] keys, float hysteresisPixel) {
mKeys = keys;
mKeyDebounceThresholdSquared = (int)(hysteresisPixel * hysteresisPixel);
}
@ -373,11 +376,15 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener
mLastCodeY = mLastY;
}
public boolean isMinorMoveBounce(int x, int y, Key newKey, Key curKey) {
if (newKey == curKey)
public boolean isMinorMoveBounce(int x, int y, int newKey, int curKey) {
if (newKey == curKey) {
return true;
return getSquareDistanceToKeyEdge(x, y, curKey) < mKeyDebounceThresholdSquared;
} else if (curKey == NOT_A_KEY) {
return false;
} else {
return getSquareDistanceToKeyEdge(x, y, mKeys[curKey])
< mKeyDebounceThresholdSquared;
}
}
private static int getSquareDistanceToKeyEdge(int x, int y, Key key) {
@ -774,7 +781,7 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener
final float hysteresisPixel = getContext().getResources()
.getDimension(R.dimen.key_debounce_hysteresis_distance);
mDebouncer = new KeyDebouncer(hysteresisPixel);
mDebouncer = new KeyDebouncer(keys, hysteresisPixel);
}
@Override
@ -1368,8 +1375,8 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener
if (mCurrentKey == NOT_A_KEY) {
mCurrentKey = keyIndex;
mDebouncer.updateTimeDebouncing(eventTime);
} else if (mDebouncer.isMinorMoveBounce(touchX, touchY, mKeys[keyIndex],
mKeys[mCurrentKey])) {
} else if (mDebouncer.isMinorMoveBounce(touchX, touchY, keyIndex,
mCurrentKey)) {
mDebouncer.updateTimeDebouncing(eventTime);
continueLongPress = true;
} else if (mRepeatKeyIndex == NOT_A_KEY) {
@ -1398,8 +1405,7 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener
case MotionEvent.ACTION_UP:
mHandler.cancelKeyTimersAndPopupPreview();
if (mDebouncer.isMinorMoveBounce(touchX, touchY, mKeys[keyIndex],
mKeys[mCurrentKey])) {
if (mDebouncer.isMinorMoveBounce(touchX, touchY, keyIndex, mCurrentKey)) {
mDebouncer.updateTimeDebouncing(eventTime);
} else {
resetMultiTap();