/**
* Called by the framework when your view for creating input needs to be generated. This will be
* called the first time your input method is displayed, and every time it needs to be re-created
* such as due to a configuration change.
*/
@Override
public View onCreateInputView() {
mInputView = (LatinKeyboardView) getLayoutInflater().inflate(R.layout.input, null);
mInputView.setOnKeyboardActionListener(this);
mInputView.setKeyboard(mQwertyKeyboard);
return mInputView;
}
public void swipeUp() {
if (mInputView == null) {
return;
}
Keyboard currentKeyboard = mInputView.getKeyboard();
if (mQwertyKeyboard == currentKeyboard) {
int height = mQwertyKeyboard.getHeight();
Log.d("Keyboard Height:", Integer.toString(height));
if (height == 300) mQwertyKeyboard = new LatinKeyboard(this, R.xml.qwerty2);
else if (height == 400) mQwertyKeyboard = new LatinKeyboard(this, R.xml.qwerty3);
mInputView.setKeyboard(mQwertyKeyboard);
} else if (currentKeyboard == mSymbolsKeyboard) {
int height = mSymbolsKeyboard.getHeight();
Log.d("Keyboard Height:", Integer.toString(height));
if (height == 240) mSymbolsKeyboard = new LatinKeyboard(this, R.xml.symbols2);
else if (height == 320) mSymbolsKeyboard = new LatinKeyboard(this, R.xml.symbols3);
mInputView.setKeyboard(mSymbolsKeyboard);
} else if (currentKeyboard == mSymbolsShiftedKeyboard) {
int height = mSymbolsShiftedKeyboard.getHeight();
Log.d("Keyboard Height:", Integer.toString(height));
if (height == 240) mSymbolsShiftedKeyboard = new LatinKeyboard(this, R.xml.symbols_shift2);
else if (height == 320)
mSymbolsShiftedKeyboard = new LatinKeyboard(this, R.xml.symbols_shift3);
mInputView.setKeyboard(mSymbolsShiftedKeyboard);
}
}
public void onKey(int primaryCode, int[] keyCodes) {
if (isWordSeparator(primaryCode)) {
// Handle separator
if (mComposing.length() > 0) {
commitTyped(getCurrentInputConnection());
}
sendKey(primaryCode);
updateShiftKeyState(getCurrentInputEditorInfo());
} else if (primaryCode == Keyboard.KEYCODE_DELETE) {
handleBackspace();
} else if (primaryCode == Keyboard.KEYCODE_SHIFT) {
handleShift();
} else if (primaryCode == Keyboard.KEYCODE_CANCEL) {
handleClose();
return;
} else if (primaryCode == LatinKeyboardView.KEYCODE_OPTIONS) {
// Show a menu or somethin'
} else if (primaryCode == Keyboard.KEYCODE_MODE_CHANGE && mInputView != null) {
Keyboard current = mInputView.getKeyboard();
if (current == mSymbolsKeyboard || current == mSymbolsShiftedKeyboard) {
current = mQwertyKeyboard;
} else {
current = mSymbolsKeyboard;
}
mInputView.setKeyboard(current);
if (current == mSymbolsKeyboard) {
current.setShifted(false);
}
} else {
handleCharacter(primaryCode, keyCodes);
}
}
@Override
public void onStartInputView(EditorInfo attribute, boolean restarting) {
super.onStartInputView(attribute, restarting);
// Apply the selected keyboard to the input view.
mInputView.setKeyboard(mCurKeyboard);
mInputView.closing();
final InputMethodSubtype subtype = mInputMethodManager.getCurrentInputMethodSubtype();
mInputView.setSubtypeOnSpaceKey(subtype);
}
/** Helper to update the shift state of our keyboard based on the initial editor state. */
private void updateShiftKeyState(EditorInfo attr) {
if (attr != null && mInputView != null && mQwertyKeyboard == mInputView.getKeyboard()) {
int caps = 0;
EditorInfo ei = getCurrentInputEditorInfo();
if (ei != null && ei.inputType != InputType.TYPE_NULL) {
caps = getCurrentInputConnection().getCursorCapsMode(attr.inputType);
}
mInputView.setShifted(mCapsLock || caps != 0);
}
}
private void handleShift() {
if (mInputView == null) {
return;
}
Keyboard currentKeyboard = mInputView.getKeyboard();
if (mQwertyKeyboard == currentKeyboard) {
// Alphabet keyboard
checkToggleCapsLock();
mInputView.setShifted(mCapsLock || !mInputView.isShifted());
} else if (currentKeyboard == mSymbolsKeyboard) {
mSymbolsKeyboard.setShifted(true);
mInputView.setKeyboard(mSymbolsShiftedKeyboard);
mSymbolsShiftedKeyboard.setShifted(true);
} else if (currentKeyboard == mSymbolsShiftedKeyboard) {
mSymbolsShiftedKeyboard.setShifted(false);
mInputView.setKeyboard(mSymbolsKeyboard);
mSymbolsKeyboard.setShifted(false);
}
}
private void handleCharacter(int primaryCode, int[] keyCodes) {
if (isInputViewShown()) {
if (mInputView.isShifted()) {
primaryCode = Character.toUpperCase(primaryCode);
}
}
if (isAlphabet(primaryCode) && mPredictionOn) {
mComposing.append((char) primaryCode);
getCurrentInputConnection().setComposingText(mComposing, 1);
updateShiftKeyState(getCurrentInputEditorInfo());
updateCandidates();
} else {
getCurrentInputConnection().commitText(String.valueOf((char) primaryCode), 1);
}
}
/** This is called when the user is done editing a field. We can use this to reset our state. */
@Override
public void onFinishInput() {
super.onFinishInput();
// Clear current composing text and candidates.
mComposing.setLength(0);
updateCandidates();
// We only hide the candidates window when finishing input on
// a particular editor, to avoid popping the underlying application
// up and down if the user is entering text into the bottom of
// its window.
setCandidatesViewShown(false);
mCurKeyboard = mQwertyKeyboard;
if (mInputView != null) {
mInputView.closing();
}
}
private void handleClose() {
commitTyped(getCurrentInputConnection());
requestHideSelf(0);
mInputView.closing();
}
/**
* Use this to monitor key events being delivered to the application. We get first crack at them,
* and can either resume them or let them continue to the app.
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
// The InputMethodService already takes care of the back
// key for us, to dismiss the input method if it is shown.
// However, our keyboard could be showing a pop-up window
// that back should dismiss, so we first allow it to do that.
if (event.getRepeatCount() == 0 && mInputView != null) {
if (mInputView.handleBack()) {
return true;
}
}
break;
case KeyEvent.KEYCODE_DEL:
// Special handling of the delete key: if we currently are
// composing text for the user, we want to modify that instead
// of let the application to the delete itself.
if (mComposing.length() > 0) {
onKey(Keyboard.KEYCODE_DELETE, null);
return true;
}
break;
case KeyEvent.KEYCODE_ENTER:
// Let the underlying text editor always handle these.
return false;
default:
// For all other keys, if we want to do transformations on
// text being entered with a hard keyboard, we need to process
// it and do the appropriate action.
if (PROCESS_HARD_KEYS) {
if (keyCode == KeyEvent.KEYCODE_SPACE
&& (event.getMetaState() & KeyEvent.META_ALT_ON) != 0) {
// A silly example: in our input method, Alt+Space
// is a shortcut for 'android' in lower case.
InputConnection ic = getCurrentInputConnection();
if (ic != null) {
// First, tell the editor that it is no longer in the
// shift state, since we are consuming this.
ic.clearMetaKeyStates(KeyEvent.META_ALT_ON);
keyDownUp(KeyEvent.KEYCODE_A);
keyDownUp(KeyEvent.KEYCODE_N);
keyDownUp(KeyEvent.KEYCODE_D);
keyDownUp(KeyEvent.KEYCODE_R);
keyDownUp(KeyEvent.KEYCODE_O);
keyDownUp(KeyEvent.KEYCODE_I);
keyDownUp(KeyEvent.KEYCODE_D);
// And we consume this event.
return true;
}
}
if (mPredictionOn && translateKeyDown(keyCode, event)) {
return true;
}
}
}
return super.onKeyDown(keyCode, event);
}
@Override
public void onCurrentInputMethodSubtypeChanged(InputMethodSubtype subtype) {
mInputView.setSubtypeOnSpaceKey(subtype);
}
