Remove direct calls of setKeyboardXXX from KeyboardSwitcher

These calls, setAlphabetKeyboard, setSymbolsKeyboard, and
setSymbolsShiftedKeyboard have to be call backed from KeyboardState.

Bug: 5708602
Change-Id: Ibbe1a21bd10bf942e17886869c0ab0fa1735b87e

java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java

@@ -163,7 +163,6 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions,
         mKeyboardView.setKeyboard(keyboard);
         mCurrentInputView.setKeyboardGeometry(keyboard.mTopPadding);
         mCurrentId = keyboard.mId;
-        mState.onSetKeyboard(isAlphabetMode());
         updateShiftLockState(keyboard);
         mKeyboardView.setKeyPreviewPopupEnabled(
                 Settings.Values.isKeyPreviewPopupEnabled(mPrefs, mResources),
@@ -361,15 +360,7 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions,
         if (DEBUG_STATE) {
             Log.d(TAG, "toggleShift: " + mState);
         }
-        if (isAlphabetMode()) {
+        mState.onToggleShift(isAlphabetMode(), isSymbolShifted());
-            setShifted(mState.isShiftedOrShiftLocked() ? UNSHIFT : MANUAL_SHIFT);
-        } else {
-            if (isSymbolShifted()) {
-                setSymbolsKeyboard();
-            } else {
-                setSymbolsShiftedKeyboard();
-            }
-        }
     }
 
     /**
@@ -379,31 +370,17 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions,
         if (DEBUG_STATE) {
             Log.d(TAG, "toggleCapsLock: " + mState);
         }
-        if (isAlphabetMode()) {
+        mState.onToggleCapsLock(isAlphabetMode());
-            if (mState.isShiftLocked()) {
-                setShiftLocked(false);
-                // TODO: Remove this.
-                // Shift key is long pressed while caps lock state, we will toggle back to normal
-                // state. And mark as if shift key is released.
-                mState.onReleaseCapsLock();
-            } else {
-                setShiftLocked(true);
-            }
-        }
     }
 
     /**
-     * Toggle keyboard mode triggered by user touch event.
+     * Toggle between alphabet and symbols modes triggered by user touch event.
      */
-    public void toggleKeyboardMode() {
+    public void toggleAlphabetAndSymbols() {
         if (DEBUG_STATE) {
-            Log.d(TAG, "toggleKeyboardMode: " + mState);
+            Log.d(TAG, "toggleAlphabetAndSymbols: " + mState);
-        }
-        if (isAlphabetMode()) {
-            setSymbolsKeyboard();
-        } else {
-            setAlphabetKeyboard();
         }
+        mState.onToggleAlphabetAndSymbols(isAlphabetMode());
     }
 
     /**
@@ -463,7 +440,6 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions,
     // Implements {@link KeyboardState.SwitchActions}.
     @Override
     public void setSymbolsKeyboard() {
-        mState.onSaveShiftLockState();
         setKeyboard(getKeyboard(mSymbolsKeyboardId));
     }
 
@@ -471,7 +447,6 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions,
     @Override
     public void setAlphabetKeyboard() {
         setKeyboard(getKeyboard(mMainKeyboardId));
-        mState.onRestoreShiftLockState();
     }
 
     // TODO: Remove this method

java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java

@@ -105,12 +105,12 @@ public class KeyboardState {
                     + " shiftLocked=" + state.mIsShiftLocked + " shift=" + state.mIsShifted);
         }
         if (!state.mIsValid || state.mIsAlphabetMode) {
-            mSwitchActions.setAlphabetKeyboard();
+            setAlphabetKeyboard();
         } else {
             if (state.mIsShifted) {
-                mSwitchActions.setSymbolsShiftedKeyboard();
+                setSymbolsShiftedKeyboard();
             } else {
-                mSwitchActions.setSymbolsKeyboard();
+                setSymbolsKeyboard();
             }
         }
 
@@ -126,11 +126,6 @@ public class KeyboardState {
         }
     }
 
-    // TODO: Get rid of this method
-    public void onSetKeyboard(boolean isAlphabetMode) {
-        mSwitchState = isAlphabetMode ? SWITCH_STATE_ALPHA : SWITCH_STATE_SYMBOL_BEGIN;
-    }
-
     public boolean isShiftLocked() {
         return mKeyboardShiftState.isShiftLocked();
     }
@@ -172,32 +167,36 @@ public class KeyboardState {
 
     private void toggleAlphabetAndSymbols(boolean isAlphabetMode) {
         if (isAlphabetMode) {
-            mSwitchActions.setSymbolsKeyboard();
+            setSymbolsKeyboard();
         } else {
-            mSwitchActions.setAlphabetKeyboard();
+            setAlphabetKeyboard();
         }
     }
 
     private void toggleShiftInSymbols(boolean isSymbolShifted) {
         if (isSymbolShifted) {
-            mSwitchActions.setSymbolsKeyboard();
+            setSymbolsKeyboard();
         } else {
-            mSwitchActions.setSymbolsShiftedKeyboard();
+            setSymbolsShiftedKeyboard();
         }
     }
 
-    public void onRestoreShiftLockState() {
+    private void setAlphabetKeyboard() {
+        mSwitchActions.setAlphabetKeyboard();
+        mSwitchState = SWITCH_STATE_ALPHA;
         mSwitchActions.setShiftLocked(mPrevMainKeyboardWasShiftLocked);
         mPrevMainKeyboardWasShiftLocked = false;
     }
 
-    public void onSaveShiftLockState() {
+    private void setSymbolsKeyboard() {
         mPrevMainKeyboardWasShiftLocked = isShiftLocked();
+        mSwitchActions.setSymbolsKeyboard();
+        mSwitchState = SWITCH_STATE_SYMBOL_BEGIN;
     }
 
-    // TODO: Remove this method.
+    private void setSymbolsShiftedKeyboard() {
-    public void onReleaseCapsLock() {
+        mSwitchActions.setSymbolsShiftedKeyboard();
-        mShiftKeyState.onRelease();
+        mSwitchState = SWITCH_STATE_SYMBOL_BEGIN;
     }
 
     // TODO: Get rid of isAlphabetMode argument.
@@ -384,7 +383,7 @@ public class KeyboardState {
             }
             // Snap back to alpha keyboard mode immediately if user types a quote character.
             if (isLayoutSwitchBackCharacter(code)) {
-                mSwitchActions.setAlphabetKeyboard();
+                setAlphabetKeyboard();
             }
             break;
         case SWITCH_STATE_SYMBOL:
@@ -392,12 +391,41 @@ public class KeyboardState {
             // Snap back to alpha keyboard mode if user types one or more non-space/enter
             // characters followed by a space/enter or a quote character.
             if (isSpaceCharacter(code) || isLayoutSwitchBackCharacter(code)) {
-                mSwitchActions.setAlphabetKeyboard();
+                setAlphabetKeyboard();
             }
             break;
         }
     }
 
+    // TODO: Get rid of isAlphabetMode and isSymbolShifted arguments.
+    public void onToggleShift(boolean isAlphabetMode, boolean isSymbolShifted) {
+        if (isAlphabetMode) {
+            mSwitchActions.setShifted(
+                    isShiftedOrShiftLocked() ? SwitchActions.UNSHIFT : SwitchActions.MANUAL_SHIFT);
+        } else {
+            toggleShiftInSymbols(isSymbolShifted);
+        }
+    }
+
+    // TODO: Get rid of isAlphabetMode arguments.
+    public void onToggleCapsLock(boolean isAlphabetMode) {
+        if (isAlphabetMode) {
+            if (isShiftLocked()) {
+                mSwitchActions.setShiftLocked(false);
+                // Shift key is long pressed while caps lock state, we will toggle back to normal
+                // state. And mark as if shift key is released.
+                mShiftKeyState.onRelease();
+            } else {
+                mSwitchActions.setShiftLocked(true);
+            }
+        }
+    }
+
+    // TODO: Get rid of isAlphabetMode arguments.
+    public void onToggleAlphabetAndSymbols(boolean isAlphabetMode) {
+        toggleAlphabetAndSymbols(isAlphabetMode);
+    }
+
     private static String switchStateToString(int switchState) {
         switch (switchState) {
         case SWITCH_STATE_ALPHA: return "ALPHA";

java/src/com/android/inputmethod/latin/LatinIME.java

@@ -1335,7 +1335,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
         case Keyboard.CODE_SWITCH_ALPHA_SYMBOL:
             // Symbol key is handled in onPress() when device has distinct multi-touch panel.
             if (!distinctMultiTouch) {
-                switcher.toggleKeyboardMode();
+                switcher.toggleAlphabetAndSymbols();
             }
             break;
         case Keyboard.CODE_CANCEL: