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Merge "Improved shift key and symbol/alpha switch key accessibility feedback."

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This commit is contained in:
Charles Chen 2012-02-09 15:33:40 -08:00 committed by Android (Google) Code Review
commit 4baf767fac
4 changed files with 143 additions and 18 deletions
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26
java/res/values/strings.xml
View file

@ -156,12 +156,12 @@
<!-- Spoken description for unknown keyboard keys. -->
<string name="spoken_description_unknown">Key code %d</string>
<!-- Spoken description for the "Shift" keyboard key. -->
<!-- Spoken description for the "Shift" keyboard key when "Shift" is off. -->
<string name="spoken_description_shift">Shift</string>
<!-- Spoken description for the "Shift" keyboard key's pressed state. -->
<string name="spoken_description_shift_shifted">Shift enabled</string>
<!-- Spoken description for the "Shift" keyboard key's pressed state. -->
<string name="spoken_description_caps_lock">Caps lock enabled</string>
<!-- Spoken description for the "Shift" keyboard key when "Shift" is on. -->
<string name="spoken_description_shift_shifted">Shift on (tap to disable)</string>
<!-- Spoken description for the "Shift" keyboard key when "Caps lock" is on. -->
<string name="spoken_description_caps_lock">Caps lock on (tap to disable)</string>
<!-- Spoken description for the "Delete" keyboard key. -->
<string name="spoken_description_delete">Delete</string>
<!-- Spoken description for the "To Symbol" keyboard key. -->
@ -185,6 +185,22 @@
<!-- Spoken description for the "\u2022" (BULLET) keyboard key. -->
<string name="spoken_description_dot">Dot</string>
<!-- Spoken feedback after turning "Shift" mode on. -->
<string name="spoken_description_shiftmode_on">Shift enabled</string>
<!-- Spoken feedback after turning "Caps lock" mode on. -->
<string name="spoken_description_shiftmode_locked">Caps lock enabled</string>
<!-- Spoken feedback after turning "Shift" mode off. -->
<string name="spoken_description_shiftmode_off">Shift disabled</string>
<!-- Spoken feedback after changing to the symbols keyboard. -->
<string name="spoken_description_mode_symbol">Symbols mode</string>
<!-- Spoken feedback after changing to the alphanumeric keyboard. -->
<string name="spoken_description_mode_alpha">Letters mode</string>
<!-- Spoken feedback after changing to the phone dialer keyboard. -->
<string name="spoken_description_mode_phone">Phone mode</string>
<!-- Spoken feedback after changing to the shifted phone dialer (symbols) keyboard. -->
<string name="spoken_description_mode_phone_shift">Phone symbols mode</string>
<!-- Voice related labels -->
<!-- Title of the warning dialog that shows when a user initiates voice input for

70
java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java
View file

@ -28,8 +28,11 @@ import android.view.inputmethod.EditorInfo;
import com.android.inputmethod.compat.AccessibilityEventCompatUtils;
import com.android.inputmethod.compat.MotionEventCompatUtils;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.keyboard.KeyboardId;
import com.android.inputmethod.keyboard.LatinKeyboardView;
import com.android.inputmethod.keyboard.PointerTracker;
import com.android.inputmethod.latin.R;
public class AccessibleKeyboardViewProxy {
private static final String TAG = AccessibleKeyboardViewProxy.class.getSimpleName();
@ -175,4 +178,71 @@ public class AccessibleKeyboardViewProxy {
return true;
}
}
/**
* Notifies the user of changes in the keyboard shift state.
*/
public void notifyShiftState() {
final Keyboard keyboard = mView.getKeyboard();
final KeyboardId keyboardId = keyboard.mId;
final int elementId = keyboardId.mElementId;
final Context context = mView.getContext();
final CharSequence text;
switch (elementId) {
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCK_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCKED:
text = context.getText(R.string.spoken_description_shiftmode_locked);
break;
case KeyboardId.ELEMENT_ALPHABET_AUTOMATIC_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_MANUAL_SHIFTED:
case KeyboardId.ELEMENT_SYMBOLS_SHIFTED:
text = context.getText(R.string.spoken_description_shiftmode_on);
break;
default:
text = context.getText(R.string.spoken_description_shiftmode_off);
}
AccessibilityUtils.getInstance().speak(text);
}
/**
* Notifies the user of changes in the keyboard symbols state.
*/
public void notifySymbolsState() {
final Keyboard keyboard = mView.getKeyboard();
final Context context = mView.getContext();
final KeyboardId keyboardId = keyboard.mId;
final int elementId = keyboardId.mElementId;
final int resId;
switch (elementId) {
case KeyboardId.ELEMENT_ALPHABET:
case KeyboardId.ELEMENT_ALPHABET_AUTOMATIC_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_MANUAL_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCK_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCKED:
resId = R.string.spoken_description_mode_alpha;
break;
case KeyboardId.ELEMENT_SYMBOLS:
case KeyboardId.ELEMENT_SYMBOLS_SHIFTED:
resId = R.string.spoken_description_mode_symbol;
break;
case KeyboardId.ELEMENT_PHONE:
resId = R.string.spoken_description_mode_phone;
break;
case KeyboardId.ELEMENT_PHONE_SYMBOLS:
resId = R.string.spoken_description_mode_phone_shift;
break;
default:
resId = -1;
}
if (resId < 0) {
return;
}
final String text = context.getString(resId);
AccessibilityUtils.getInstance().speak(text);
}
}

52
java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
View file

@ -129,19 +129,37 @@ public class KeyCodeDescriptionMapper {
* the key
*/
private CharSequence getDescriptionForSwitchAlphaSymbol(Context context, Keyboard keyboard) {
final KeyboardId id = keyboard.mId;
final KeyboardId keyboardId = keyboard.mId;
final int elementId = keyboardId.mElementId;
final int resId;
if (id.isAlphabetKeyboard()) {
return context.getString(R.string.spoken_description_to_symbol);
} else if (id.isSymbolsKeyboard()) {
return context.getString(R.string.spoken_description_to_alpha);
} else if (id.isPhoneShiftKeyboard()) {
return context.getString(R.string.spoken_description_to_numeric);
} else if (id.isPhoneKeyboard()) {
return context.getString(R.string.spoken_description_to_symbol);
} else {
switch (elementId) {
case KeyboardId.ELEMENT_ALPHABET:
case KeyboardId.ELEMENT_ALPHABET_AUTOMATIC_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_MANUAL_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCK_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCKED:
resId = R.string.spoken_description_to_symbol;
break;
case KeyboardId.ELEMENT_SYMBOLS:
case KeyboardId.ELEMENT_SYMBOLS_SHIFTED:
resId = R.string.spoken_description_to_alpha;
break;
case KeyboardId.ELEMENT_PHONE:
resId = R.string.spoken_description_to_symbol;
break;
case KeyboardId.ELEMENT_PHONE_SYMBOLS:
resId = R.string.spoken_description_to_numeric;
break;
default:
resId = -1;
}
if (resId < 0) {
return null;
}
return context.getString(resId);
}
/**
@ -152,13 +170,21 @@ public class KeyCodeDescriptionMapper {
* @return A context-sensitive description of the "Shift" key.
*/
private CharSequence getDescriptionForShiftKey(Context context, Keyboard keyboard) {
final KeyboardId keyboardId = keyboard.mId;
final int elementId = keyboardId.mElementId;
final int resId;
if (keyboard.isShiftLocked()) {
switch (elementId) {
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCK_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_SHIFT_LOCKED:
resId = R.string.spoken_description_caps_lock;
} else if (keyboard.isShiftedOrShiftLocked()) {
break;
case KeyboardId.ELEMENT_ALPHABET_AUTOMATIC_SHIFTED:
case KeyboardId.ELEMENT_ALPHABET_MANUAL_SHIFTED:
case KeyboardId.ELEMENT_SYMBOLS_SHIFTED:
resId = R.string.spoken_description_shift_shifted;
} else {
break;
default:
resId = R.string.spoken_description_shift;
}

13
java/src/com/android/inputmethod/latin/LatinIME.java
View file

@ -49,6 +49,7 @@ import android.view.inputmethod.ExtractedText;
import android.view.inputmethod.InputConnection;
import com.android.inputmethod.accessibility.AccessibilityUtils;
import com.android.inputmethod.accessibility.AccessibleKeyboardViewProxy;
import com.android.inputmethod.compat.CompatUtils;
import com.android.inputmethod.compat.EditorInfoCompatUtils;
import com.android.inputmethod.compat.InputConnectionCompatUtils;
@ -2323,6 +2324,18 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
@Override
public void onReleaseKey(int primaryCode, boolean withSliding) {
mKeyboardSwitcher.onReleaseKey(primaryCode, withSliding);
// If accessibility is on, ensure the user receives keyboard state updates.
if (AccessibilityUtils.getInstance().isTouchExplorationEnabled()) {
switch (primaryCode) {
case Keyboard.CODE_SHIFT:
AccessibleKeyboardViewProxy.getInstance().notifyShiftState();
break;
case Keyboard.CODE_SWITCH_ALPHA_SYMBOL:
AccessibleKeyboardViewProxy.getInstance().notifySymbolsState();
break;
}
}
}
// receive ringer mode change and network state change.