diff --git a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java index 3de7e3530..92b6a8544 100644 --- a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java +++ b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java @@ -69,7 +69,8 @@ public final class InputLogic { // TODO : Remove this member when we can. private final LatinIME mLatinIME; - private InputLogicHandler mInputLogicHandler; + // Never null. + private InputLogicHandler mInputLogicHandler = InputLogicHandler.NULL_HANDLER; // TODO : make all these fields private as soon as possible. // Current space state of the input method. This can be any of the above constants. @@ -105,7 +106,7 @@ public final class InputLogic { mWordComposer = new WordComposer(); mEventInterpreter = new EventInterpreter(latinIME); mConnection = new RichInputConnection(latinIME); - mInputLogicHandler = null; + mInputLogicHandler = InputLogicHandler.NULL_HANDLER; } /** @@ -145,7 +146,7 @@ public final class InputLogic { } resetComposingState(true /* alsoResetLastComposedWord */); mInputLogicHandler.destroy(); - mInputLogicHandler = null; + mInputLogicHandler = InputLogicHandler.NULL_HANDLER; } /** diff --git a/java/src/com/android/inputmethod/latin/inputlogic/InputLogicHandler.java b/java/src/com/android/inputmethod/latin/inputlogic/InputLogicHandler.java index 3258dcdfb..ea010b6f5 100644 --- a/java/src/com/android/inputmethod/latin/inputlogic/InputLogicHandler.java +++ b/java/src/com/android/inputmethod/latin/inputlogic/InputLogicHandler.java @@ -40,6 +40,33 @@ public class InputLogicHandler implements Handler.Callback { private static final int MSG_GET_SUGGESTED_WORDS = 1; + // A handler that never does anything. This is used for cases where events come before anything + // is initialized, though probably only the monkey can actually do this. + public static final InputLogicHandler NULL_HANDLER = new InputLogicHandler() { + @Override + public void destroy() {} + @Override + public boolean handleMessage(final Message msg) { return true; } + @Override + public void onStartBatchInput() {} + @Override + public void onUpdateBatchInput(final InputPointers batchPointers, + final int sequenceNumber) {} + @Override + public void onCancelBatchInput() {} + @Override + public void onEndBatchInput(final InputPointers batchPointers, final int sequenceNumber) {} + @Override + public void getSuggestedWords(final int sessionId, final int sequenceNumber, + final OnGetSuggestedWordsCallback callback) {} + }; + + private InputLogicHandler() { + mNonUIThreadHandler = null; + mLatinIME = null; + mInputLogic = null; + } + public InputLogicHandler(final LatinIME latinIME, final InputLogic inputLogic) { final HandlerThread handlerThread = new HandlerThread( InputLogicHandler.class.getSimpleName());