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Fix language switch key behavior (DO NOT MERGE) 

Bug: 7075923
Change-Id: If139411db4aa65eed64337bf2a79387cfcd04496
main
Tadashi G. Takaoka 2012-11-12 19:37:24 +09:00
parent 7648b37d1e
commit d62be28515
2 changed files with 39 additions and 16 deletions
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8
java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java
View File

@ -52,6 +52,10 @@ public final class InputMethodManagerCompatWrapper {
sInstance.mImm = ImfUtils.getInputMethodManager(context); sInstance.mImm = ImfUtils.getInputMethodManager(context);
} }
public InputMethodSubtype getCurrentInputMethodSubtype() {
return mImm.getCurrentInputMethodSubtype();
}
public InputMethodSubtype getLastInputMethodSubtype() { public InputMethodSubtype getLastInputMethodSubtype() {
return mImm.getLastInputMethodSubtype(); return mImm.getLastInputMethodSubtype();
} }
@ -65,6 +69,10 @@ public final class InputMethodManagerCompatWrapper {
onlyCurrentIme); onlyCurrentIme);
} }
public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) {
mImm.setInputMethodAndSubtype(token, id, subtype);
}
public void showInputMethodPicker() { public void showInputMethodPicker() {
mImm.showInputMethodPicker(); mImm.showInputMethodPicker();
} }

47
java/src/com/android/inputmethod/latin/LatinIME.java
View File

@ -141,7 +141,7 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
private SharedPreferences mPrefs; private SharedPreferences mPrefs;
/* package for tests */ final KeyboardSwitcher mKeyboardSwitcher; /* package for tests */ final KeyboardSwitcher mKeyboardSwitcher;
private final SubtypeSwitcher mSubtypeSwitcher; private final SubtypeSwitcher mSubtypeSwitcher;
private boolean mShouldSwitchToLastSubtype = true; private final SubtypeState mSubtypeState = new SubtypeState();
private boolean mIsMainDictionaryAvailable; private boolean mIsMainDictionaryAvailable;
private UserBinaryDictionary mUserDictionary; private UserBinaryDictionary mUserDictionary;
@ -365,6 +365,34 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
} }
} }
static final class SubtypeState {
private InputMethodSubtype mLastActiveSubtype;
private boolean mCurrentSubtypeUsed;
public void currentSubtypeUsed() {
mCurrentSubtypeUsed = true;
}
public void switchSubtype(final IBinder token, final InputMethodManagerCompatWrapper imm,
final Context context) {
final InputMethodSubtype currentSubtype = imm.getCurrentInputMethodSubtype();
final InputMethodSubtype lastActiveSubtype = mLastActiveSubtype;
final boolean currentSubtypeUsed = mCurrentSubtypeUsed;
if (currentSubtypeUsed) {
mLastActiveSubtype = currentSubtype;
mCurrentSubtypeUsed = false;
}
if (currentSubtypeUsed
&& ImfUtils.checkIfSubtypeBelongsToThisImeAndEnabled(context, lastActiveSubtype)
&& !currentSubtype.equals(lastActiveSubtype)) {
final String id = ImfUtils.getInputMethodIdOfThisIme(context);
imm.setInputMethodAndSubtype(token, id, lastActiveSubtype);
return;
}
imm.switchToNextInputMethod(token, true /* onlyCurrentIme */);
}
}
public LatinIME() { public LatinIME() {
super(); super();
mSubtypeSwitcher = SubtypeSwitcher.getInstance(); mSubtypeSwitcher = SubtypeSwitcher.getInstance();
@ -887,6 +915,7 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
// Make a note of the cursor position // Make a note of the cursor position
mLastSelectionStart = newSelStart; mLastSelectionStart = newSelStart;
mLastSelectionEnd = newSelEnd; mLastSelectionEnd = newSelEnd;
mSubtypeState.currentSubtypeUsed();
} }
/** /**
@ -1235,19 +1264,7 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
mImm.switchToNextInputMethod(token, false /* onlyCurrentIme */); mImm.switchToNextInputMethod(token, false /* onlyCurrentIme */);
return; return;
} }
if (mShouldSwitchToLastSubtype) { mSubtypeState.switchSubtype(token, mImm, this);
final InputMethodSubtype lastSubtype = mImm.getLastInputMethodSubtype();
final boolean lastSubtypeBelongsToThisIme =
ImfUtils.checkIfSubtypeBelongsToThisImeAndEnabled(this, lastSubtype);
if (lastSubtypeBelongsToThisIme && mImm.switchToLastInputMethod(token)) {
mShouldSwitchToLastSubtype = false;
} else {
mImm.switchToNextInputMethod(token, true /* onlyCurrentIme */);
mShouldSwitchToLastSubtype = true;
}
} else {
mImm.switchToNextInputMethod(token, true /* onlyCurrentIme */);
}
} }
private void sendDownUpKeyEventForBackwardCompatibility(final int code) { private void sendDownUpKeyEventForBackwardCompatibility(final int code) {
@ -1316,7 +1333,6 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
handleBackspace(spaceState); handleBackspace(spaceState);
mDeleteCount++; mDeleteCount++;
mExpectingUpdateSelection = true; mExpectingUpdateSelection = true;
mShouldSwitchToLastSubtype = true;
LatinImeLogger.logOnDelete(x, y); LatinImeLogger.logOnDelete(x, y);
break; break;
case Keyboard.CODE_SHIFT: case Keyboard.CODE_SHIFT:
@ -1372,7 +1388,6 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
handleCharacter(primaryCode, keyX, keyY, spaceState); handleCharacter(primaryCode, keyX, keyY, spaceState);
} }
mExpectingUpdateSelection = true; mExpectingUpdateSelection = true;
mShouldSwitchToLastSubtype = true;
break; break;
} }
switcher.onCodeInput(primaryCode); switcher.onCodeInput(primaryCode);