Don't announce changes for A11y within the same keyboard mode.

Bug: 8439108
Change-Id: If9f14bb65625468dcd399df47ad0d2123be30be7
main
Alan Viverette 2013-03-22 11:53:12 -07:00
parent 19a7008728
commit a7b4398c35
1 changed files with 17 additions and 20 deletions

View File

@ -64,6 +64,9 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
*/ */
private int mEdgeSlop; private int mEdgeSlop;
/** The most recently set keyboard mode. */
private int mLastKeyboardMode;
public static void init(final InputMethodService inputMethod) { public static void init(final InputMethodService inputMethod) {
sInstance.initInternal(inputMethod); sInstance.initInternal(inputMethod);
} }
@ -113,16 +116,19 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
if (mView == null) { if (mView == null) {
return; return;
} }
if (mAccessibilityNodeProvider != null) { if (mAccessibilityNodeProvider != null) {
mAccessibilityNodeProvider.setKeyboard(); mAccessibilityNodeProvider.setKeyboard();
} }
final int keyboardMode = mView.getKeyboard().mId.mMode;
// Since this method is called even when accessibility is off, make sure // Since this method is called even when accessibility is off, make sure
// to check the state before announcing anything. // to check the state before announcing anything. Also, don't announce
if (AccessibilityUtils.getInstance().isAccessibilityEnabled()) { // changes within the same mode.
announceKeyboardMode(); if (AccessibilityUtils.getInstance().isAccessibilityEnabled()
&& (mLastKeyboardMode != keyboardMode)) {
announceKeyboardMode(keyboardMode);
} }
mLastKeyboardMode = keyboardMode;
} }
/** /**
@ -132,25 +138,24 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
if (mView == null) { if (mView == null) {
return; return;
} }
announceKeyboardHidden(); announceKeyboardHidden();
mLastKeyboardMode = -1;
} }
/** /**
* Announces which type of keyboard is being displayed. If the keyboard type * Announces which type of keyboard is being displayed. If the keyboard type
* is unknown, no announcement is made. * is unknown, no announcement is made.
*
* @param mode The new keyboard mode.
*/ */
private void announceKeyboardMode() { private void announceKeyboardMode(int mode) {
final Keyboard keyboard = mView.getKeyboard(); final int resId = KEYBOARD_MODE_RES_IDS.get(mode);
final int resId = KEYBOARD_MODE_RES_IDS.get(keyboard.mId.mMode);
if (resId == 0) { if (resId == 0) {
return; return;
} }
final Context context = mView.getContext(); final Context context = mView.getContext();
final String keyboardMode = context.getString(resId); final String keyboardMode = context.getString(resId);
final String text = context.getString(R.string.announce_keyboard_mode, keyboardMode); final String text = context.getString(R.string.announce_keyboard_mode, keyboardMode);
sendWindowStateChanged(text); sendWindowStateChanged(text);
} }
@ -167,7 +172,7 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
/** /**
* Sends a window state change event with the specified text. * Sends a window state change event with the specified text.
* *
* @param text * @param text The text to send with the event.
*/ */
private void sendWindowStateChanged(final String text) { private void sendWindowStateChanged(final String text) {
final AccessibilityEvent stateChange = AccessibilityEvent.obtain( final AccessibilityEvent stateChange = AccessibilityEvent.obtain(
@ -195,7 +200,6 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
if (mView == null) { if (mView == null) {
return null; return null;
} }
return getAccessibilityNodeProvider(); return getAccessibilityNodeProvider();
} }
@ -248,11 +252,9 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
case MotionEvent.ACTION_HOVER_MOVE: case MotionEvent.ACTION_HOVER_MOVE:
if (key != previousKey) { if (key != previousKey) {
return onTransitionKey(key, previousKey, event); return onTransitionKey(key, previousKey, event);
} else { }
return onHoverKey(key, event); return onHoverKey(key, event);
} }
}
return false; return false;
} }
@ -294,18 +296,13 @@ public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateComp
private boolean onTransitionKey(final Key currentKey, final Key previousKey, private boolean onTransitionKey(final Key currentKey, final Key previousKey,
final MotionEvent event) { final MotionEvent event) {
final int savedAction = event.getAction(); final int savedAction = event.getAction();
event.setAction(MotionEvent.ACTION_HOVER_EXIT); event.setAction(MotionEvent.ACTION_HOVER_EXIT);
onHoverKey(previousKey, event); onHoverKey(previousKey, event);
event.setAction(MotionEvent.ACTION_HOVER_ENTER); event.setAction(MotionEvent.ACTION_HOVER_ENTER);
onHoverKey(currentKey, event); onHoverKey(currentKey, event);
event.setAction(MotionEvent.ACTION_HOVER_MOVE); event.setAction(MotionEvent.ACTION_HOVER_MOVE);
final boolean handled = onHoverKey(currentKey, event); final boolean handled = onHoverKey(currentKey, event);
event.setAction(savedAction); event.setAction(savedAction);
return handled; return handled;
} }