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Track all pointers events 

Bug: 2910379
Change-Id: I179ae4359afb57c351d5fcc5f5453c30d3ef0c01
main
Tadashi G. Takaoka 2010-09-01 16:36:24 +09:00
parent 40ac45ebdc
commit 681b102a49
3 changed files with 33 additions and 68 deletions
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21
java/src/com/android/inputmethod/latin/LatinIME.java
View File

@ -965,6 +965,7 @@ public class LatinIME extends InputMethodService
private void postUpdateShiftKeyState() {
mHandler.removeMessages(MSG_UPDATE_SHIFT_STATE);
// TODO: Should remove this 300ms delay?
mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_UPDATE_SHIFT_STATE), 300);
}
@ -1090,7 +1091,7 @@ public class LatinIME extends InputMethodService
LatinImeLogger.logOnDelete();
break;
case Keyboard.KEYCODE_SHIFT:
handleShift();
// Shift key is handled in onPress().
break;
case Keyboard.KEYCODE_CANCEL:
if (mOptionsDialog == null || !mOptionsDialog.isShowing()) {
@ -1107,6 +1108,7 @@ public class LatinIME extends InputMethodService
toggleLanguage(false, false);
break;
case Keyboard.KEYCODE_MODE_CHANGE:
// TODO: Mode change (symbol key) should be handled in onPress().
changeKeyboardMode();
break;
case LatinKeyboardView.KEYCODE_VOICE:
@ -1248,19 +1250,6 @@ public class LatinIME extends InputMethodService
}
}
private void handleCapsLock() {
mHandler.removeMessages(MSG_UPDATE_SHIFT_STATE);
KeyboardSwitcher switcher = mKeyboardSwitcher;
if (switcher.isAlphabetMode()) {
mCapsLock = !mCapsLock;
if (mCapsLock) {
switcher.setShiftLocked(true);
} else {
switcher.setShifted(false);
}
}
}
private void abortCorrection(boolean force) {
if (force || TextEntryState.isCorrecting()) {
getCurrentInputConnection().finishComposingText();
@ -2157,6 +2146,10 @@ public class LatinIME extends InputMethodService
public void onPress(int primaryCode) {
vibrate();
playKeyClick(primaryCode);
if (primaryCode == Keyboard.KEYCODE_SHIFT) {
handleShift();
}
// TODO: We should handle KEYCODE_MODE_CHANGE (symbol) here as well.
}
public void onRelease(int primaryCode) {

62
java/src/com/android/inputmethod/latin/LatinKeyboardBaseView.java
View File

@ -204,11 +204,6 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
private final ProximityKeyDetector mProximityKeyDetector = new ProximityKeyDetector();
// Variables for dealing with multiple pointers
private int mOldPointerCount = 1;
private int mOldPointerX;
private int mOldPointerY;
// Swipe gesture detector
private final GestureDetector mGestureDetector;
private final SwipeTracker mSwipeTracker = new SwipeTracker();
@ -1070,17 +1065,10 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
@Override
public boolean onTouchEvent(MotionEvent me) {
// Convert multi-pointer up/down events to single up/down events to
// deal with the typical multi-pointer behavior of two-thumb typing
final int pointerCount = me.getPointerCount();
final int action = me.getAction();
final int action = me.getActionMasked();
final long eventTime = me.getEventTime();
if (pointerCount > 1 && mOldPointerCount > 1) {
// Don't do anything when 2 or more pointers are down and moving.
return true;
}
// Track the last few movements to look for spurious swipes.
mSwipeTracker.addMovement(me);
@ -1108,34 +1096,36 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
// Up event will pass through.
}
// TODO: Should remove this implicit reference to id=0 pointer tracker in the future.
PointerTracker tracker = getPointerTracker(0);
int touchX = getTouchX(me.getX());
int touchY = getTouchY(me.getY());
if (pointerCount != mOldPointerCount) {
if (pointerCount == 1) {
// Send a down event for the latest pointer
if (action == MotionEvent.ACTION_MOVE) {
for (int index = 0; index < pointerCount; index++) {
int touchX = getTouchX(me.getX(index));
int touchY = getTouchY(me.getY(index));
int id = me.getPointerId(index);
PointerTracker tracker = getPointerTracker(id);
tracker.onMoveEvent(touchX, touchY, eventTime);
}
} else {
int index = me.getActionIndex();
int touchX = getTouchX(me.getX(index));
int touchY = getTouchY(me.getY(index));
int id = me.getPointerId(index);
PointerTracker tracker = getPointerTracker(id);
switch (action) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_POINTER_DOWN:
tracker.onDownEvent(touchX, touchY, eventTime);
// If it's an up action, then deliver the up as well.
if (action == MotionEvent.ACTION_UP) {
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
tracker.onUpEvent(touchX, touchY, eventTime);
}
} else {
// Send an up event for the last pointer
tracker.onUpEvent(mOldPointerX, mOldPointerY, eventTime);
}
mOldPointerCount = pointerCount;
return true;
} else {
if (pointerCount == 1) {
tracker.onModifiedTouchEvent(action, touchX, touchY, eventTime);
mOldPointerX = touchX;
mOldPointerY = touchY;
return true;
break;
case MotionEvent.ACTION_CANCEL:
tracker.onCancelEvent(touchX, touchY, eventTime);
break;
}
}
return false;
return true;
}
protected void swipeRight() {

18
java/src/com/android/inputmethod/latin/PointerTracker.java
View File

@ -21,7 +21,6 @@ import com.android.inputmethod.latin.LatinKeyboardBaseView.UIHandler;
import android.inputmethodservice.Keyboard;
import android.inputmethodservice.Keyboard.Key;
import android.view.MotionEvent;
import android.view.ViewConfiguration;
public class PointerTracker {
@ -119,23 +118,6 @@ public class PointerTracker {
}
}
public void onModifiedTouchEvent(int action, int touchX, int touchY, long eventTime) {
switch (action) {
case MotionEvent.ACTION_DOWN:
onDownEvent(touchX, touchY, eventTime);
break;
case MotionEvent.ACTION_MOVE:
onMoveEvent(touchX, touchY, eventTime);
break;
case MotionEvent.ACTION_UP:
onUpEvent(touchX, touchY, eventTime);
break;
case MotionEvent.ACTION_CANCEL:
onCancelEvent(touchX, touchY, eventTime);
break;
}
}
public void onDownEvent(int touchX, int touchY, long eventTime) {
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(touchX, touchY, null);
mCurrentKey = keyIndex;