diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java index 73ec57871..52a9b9a6c 100644 --- a/java/src/com/android/inputmethod/latin/LatinIME.java +++ b/java/src/com/android/inputmethod/latin/LatinIME.java @@ -201,6 +201,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen private static final int MSG_UPDATE_SUGGESTION_STRIP = 2; private static final int MSG_SHOW_GESTURE_PREVIEW_AND_SUGGESTION_STRIP = 3; private static final int MSG_RESUME_SUGGESTIONS = 4; + private static final int MSG_REOPEN_DICTIONARIES = 5; private static final int ARG1_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT = 1; @@ -241,6 +242,13 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen case MSG_RESUME_SUGGESTIONS: latinIme.restartSuggestionsOnWordTouchedByCursor(); break; + case MSG_REOPEN_DICTIONARIES: + latinIme.initSuggest(); + // In theory we could call latinIme.updateSuggestionStrip() right away, but + // in the practice, the dictionary is not finished opening yet so we wouldn't + // get any suggestions. Wait one frame. + postUpdateSuggestionStrip(); + break; } } @@ -248,6 +256,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen sendMessageDelayed(obtainMessage(MSG_UPDATE_SUGGESTION_STRIP), mDelayUpdateSuggestions); } + public void postReopenDictionaries() { + sendMessage(obtainMessage(MSG_REOPEN_DICTIONARIES)); + } + public void postResumeSuggestions() { removeMessages(MSG_RESUME_SUGGESTIONS); sendMessageDelayed(obtainMessage(MSG_RESUME_SUGGESTIONS), mDelayUpdateSuggestions); @@ -261,6 +273,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen return hasMessages(MSG_UPDATE_SUGGESTION_STRIP); } + public boolean hasPendingReopenDictionaries() { + return hasMessages(MSG_REOPEN_DICTIONARIES); + } + public void postUpdateShiftState() { removeMessages(MSG_UPDATE_SHIFT_STATE); sendMessageDelayed(obtainMessage(MSG_UPDATE_SHIFT_STATE), mDelayUpdateShiftState); @@ -474,8 +490,17 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen new InputAttributes(getCurrentInputEditorInfo(), isFullscreenMode()); mSettings.loadSettings(locale, inputAttributes); AudioAndHapticFeedbackManager.getInstance().onSettingsChanged(mSettings.getCurrent()); - // May need to reset the contacts dictionary depending on the user settings. - resetContactsDictionary(null == mSuggest ? null : mSuggest.getContactsDictionary()); + // To load the keyboard we need to load all the settings once, but resetting the + // contacts dictionary should be deferred until after the new layout has been displayed + // to improve responsivity. In the language switching process, we post a reopenDictionaries + // message, then come here to read the settings for the new language before we change + // the layout; at this time, we need to skip resetting the contacts dictionary. It will + // be done later inside {@see #initSuggest()} when the reopenDictionaries message is + // processed. + if (!mHandler.hasPendingReopenDictionaries()) { + // May need to reset the contacts dictionary depending on the user settings. + resetContactsDictionary(null == mSuggest ? null : mSuggest.getContactsDictionary()); + } } // Note that this method is called from a non-UI thread. @@ -2619,18 +2644,17 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen // Outside LatinIME, only used by the {@link InputTestsBase} test suite. @UsedForTesting void loadKeyboard() { - // TODO: Why are we calling {@link #loadSettings()} and {@link #initSuggest()} in a - // different order than in {@link #onStartInputView}? - initSuggest(); + // Since we are switching languages, the most urgent thing is to let the keyboard graphics + // update. LoadKeyboard does that, but we need to wait for buffer flip for it to be on + // the screen. Anything we do right now will delay this, so wait until the next frame + // before we do the rest, like reopening dictionaries and updating suggestions. So we + // post a message. + mHandler.postReopenDictionaries(); loadSettings(); if (mKeyboardSwitcher.getMainKeyboardView() != null) { // Reload keyboard because the current language has been changed. mKeyboardSwitcher.loadKeyboard(getCurrentInputEditorInfo(), mSettings.getCurrent()); } - // Since we just changed languages, we should re-evaluate suggestions with whatever word - // we are currently composing. If we are not composing anything, we may want to display - // predictions or punctuation signs (which is done by the updateSuggestionStrip anyway). - mHandler.postUpdateSuggestionStrip(); } // Callback called by PointerTracker through the KeyboardActionListener. This is called when a