Introduce onEvent() to improve testability

...and prepare for the future

Change-Id: Ieed96ab552993fd148e80b9c3355f1b569bd716f

1 files changed, 28 insertions, 18 deletions

diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index e1d809907..be9ceab0e 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -1258,10 +1258,26 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
         mSubtypeState.switchSubtype(token, mRichImm);
     }
 
+    // TODO: Instead of checking for alphabetic keyboard here, separate keycodes for
+    // alphabetic shift and shift while in symbol layout and get rid of this method.
+    private int getCodePointForKeyboard(final int codePoint) {
+        if (Constants.CODE_SHIFT == codePoint) {
+            final Keyboard currentKeyboard = mKeyboardSwitcher.getKeyboard();
+            if (null != currentKeyboard && currentKeyboard.mId.isAlphabetKeyboard()) {
+                return codePoint;
+            } else {
+                return Constants.CODE_SYMBOL_SHIFT;
+            }
+        } else {
+            return codePoint;
+        }
+    }
+
     // Implementation of {@link KeyboardActionListener}.
     @Override
     public void onCodeInput(final int codePoint, final int x, final int y,
             final boolean isKeyRepeat) {
+        // TODO: this processing does not belong inside LatinIME, the caller should be doing this.
         final MainKeyboardView mainKeyboardView = mKeyboardSwitcher.getMainKeyboardView();
         // x and y include some padding, but everything down the line (especially native
         // code) needs the coordinates in the keyboard frame.
@@ -1270,36 +1286,30 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
         // this transformation, it should be done already before calling onCodeInput.
         final int keyX = mainKeyboardView.getKeyX(x);
         final int keyY = mainKeyboardView.getKeyY(y);
-        final int codeToSend;
-        if (Constants.CODE_SHIFT == codePoint) {
-            // TODO: Instead of checking for alphabetic keyboard here, separate keycodes for
-            // alphabetic shift and shift while in symbol layout.
-            final Keyboard currentKeyboard = mKeyboardSwitcher.getKeyboard();
-            if (null != currentKeyboard && currentKeyboard.mId.isAlphabetKeyboard()) {
-                codeToSend = codePoint;
-            } else {
-                codeToSend = Constants.CODE_SYMBOL_SHIFT;
-            }
-        } else {
-            codeToSend = codePoint;
-        }
-        if (Constants.CODE_SHORTCUT == codePoint) {
+        final Event event = createSoftwareKeypressEvent(getCodePointForKeyboard(codePoint),
+                keyX, keyY, isKeyRepeat);
+        onEvent(event);
+    }
+
+    // This method is public for testability of LatinIME, but also in the future it should
+    // completely replace #onCodeInput.
+    public void onEvent(final Event event) {
+        if (Constants.CODE_SHORTCUT == event.mCodePoint) {
             mSubtypeSwitcher.switchToShortcutIME(this);
-            // Still call the *#onCodeInput methods for readability.
         }
-        final Event event = createSoftwareKeypressEvent(codeToSend, keyX, keyY, isKeyRepeat);
         final InputTransaction completeInputTransaction =
                 mInputLogic.onCodeInput(mSettings.getCurrent(), event,
                         mKeyboardSwitcher.getKeyboardShiftMode(),
                         mKeyboardSwitcher.getCurrentKeyboardScriptId(), mHandler);
         updateStateAfterInputTransaction(completeInputTransaction);
-        mKeyboardSwitcher.onCodeInput(codePoint, getCurrentAutoCapsState(),
+        mKeyboardSwitcher.onCodeInput(event.mCodePoint, getCurrentAutoCapsState(),
                 getCurrentRecapitalizeState());
     }
 
     // A helper method to split the code point and the key code. Ultimately, they should not be
     // squashed into the same variable, and this method should be removed.
-    private static Event createSoftwareKeypressEvent(final int keyCodeOrCodePoint, final int keyX,
+    // public for testing, as we don't want to copy the same logic into test code
+    public static Event createSoftwareKeypressEvent(final int keyCodeOrCodePoint, final int keyX,
              final int keyY, final boolean isKeyRepeat) {
         final int keyCode;
         final int codePoint;