private void initButtons(View v) {
    /*
    for (int buttonId : buttonsToAttach) {
        attachButtonListener(v, buttonId, false);
    }
    */
    for (int buttonId : buttonsToLongAttach) {
        attachButtonListener(v, buttonId, true);
    }

    digits.setOnClickListener(this);
    digits.setKeyListener(DialerKeyListener.getInstance());
    digits.addTextChangedListener(this);
    digits.setCursorVisible(false);
    afterTextChanged(digits.getText());
}
 

/**
 * gets the key listener by type
 */
protected static KeyListener getKeyListenerForType(NumericType type) {
    switch (type) {
        case DIALPAD:
            return new DialerKeyListener();
        case INTEGER:
            return new DigitsKeyListener();
        case SIGNED:
            return new DigitsKeyListener(true, false);
        case DECIMAL:
            return new DigitsKeyListener(true, true);
        case NONE:
        default:
            return null;
    }
}
 

@Override
protected void onFinishInflate() {
    super.onFinishInflate();

    // Setup the filter view
    mInputFilters = new InputFilter[] { new InputFilter.AllCaps() };

    mHint = (EditText) findViewById(com.android.internal.R.id.hint);
    if (mHint == null) {
        throw new IllegalStateException("DialerFilter must have a child EditText named hint");
    }
    mHint.setFilters(mInputFilters);

    mLetters = mHint;
    mLetters.setKeyListener(TextKeyListener.getInstance());
    mLetters.setMovementMethod(null);
    mLetters.setFocusable(false);

    // Setup the digits view
    mPrimary = (EditText) findViewById(com.android.internal.R.id.primary);
    if (mPrimary == null) {
        throw new IllegalStateException("DialerFilter must have a child EditText named primary");
    }
    mPrimary.setFilters(mInputFilters);

    mDigits = mPrimary;
    mDigits.setKeyListener(DialerKeyListener.getInstance());
    mDigits.setMovementMethod(null);
    mDigits.setFocusable(false);

    // Look for an icon
    mIcon = (ImageView) findViewById(com.android.internal.R.id.icon);

    // Setup focus & highlight for this view
    setFocusable(true);

    // XXX Force the mode to QWERTY for now, since 12-key isn't supported
    mIsQwerty = true;
    setMode(DIGITS_AND_LETTERS);
}
 

/**
 * {@inheritDoc}
 */
@Override
protected View createView(Context c) {

    et = new EditText(c);
    et.setPadding(10, 5, 10, 5);
    et.setText(answer);
    et.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,
            LayoutParams.WRAP_CONTENT));
    et.setGravity(Gravity.CENTER_HORIZONTAL);
    et.setKeyListener(new DialerKeyListener());

    LinearLayout ll = new LinearLayout(c);
    ll.setOrientation(LinearLayout.VERTICAL);

    ll.addView(et, new LinearLayout.LayoutParams(LayoutParams.FILL_PARENT,
            LayoutParams.WRAP_CONTENT));
    ll.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT,
            LayoutParams.WRAP_CONTENT));

    //SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(c);
    boolean barcodeEnable = true; //sp.getBoolean(Constants.PREFERENCE_BARCODE_ENABLED, false);

    if (barcodeEnable) {
        barcodeButton = new Button(c);
        barcodeButton.setText(c.getResources().getString(
                R.string.procedurerunner_scan_id));
        barcodeButton.setOnClickListener(this);
        barcodeButton.setGravity(Gravity.CENTER_HORIZONTAL);
        ll.addView(barcodeButton, new LinearLayout.LayoutParams(
                LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));
    }
    return encapsulateQuestion(c, ll);
}
 

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    boolean handled = false;

    switch (keyCode) {
        case KeyEvent.KEYCODE_DPAD_UP:
        case KeyEvent.KEYCODE_DPAD_DOWN:
        case KeyEvent.KEYCODE_DPAD_LEFT:
        case KeyEvent.KEYCODE_DPAD_RIGHT:
        case KeyEvent.KEYCODE_ENTER:
        case KeyEvent.KEYCODE_DPAD_CENTER:
            break;

        case KeyEvent.KEYCODE_DEL:
            switch (mMode) {
                case DIGITS_AND_LETTERS:
                    handled = mDigits.onKeyDown(keyCode, event);
                    handled &= mLetters.onKeyDown(keyCode, event);
                    break;

                case DIGITS_AND_LETTERS_NO_DIGITS:
                    handled = mLetters.onKeyDown(keyCode, event);
                    if (mLetters.getText().length() == mDigits.getText().length()) {
                        setMode(DIGITS_AND_LETTERS);
                    }
                    break;

                case DIGITS_AND_LETTERS_NO_LETTERS:
                    if (mDigits.getText().length() == mLetters.getText().length()) {
                        mLetters.onKeyDown(keyCode, event);
                        setMode(DIGITS_AND_LETTERS);
                    }
                    handled = mDigits.onKeyDown(keyCode, event);
                    break;

                case DIGITS_ONLY:
                    handled = mDigits.onKeyDown(keyCode, event);
                    break;

                case LETTERS_ONLY:
                    handled = mLetters.onKeyDown(keyCode, event);
                    break;
            }
            break;

        default:
            //mIsQwerty = msg.getKeyIsQwertyKeyboard();

            switch (mMode) {
                case DIGITS_AND_LETTERS:
                    handled = mLetters.onKeyDown(keyCode, event);

                    // pass this throw so the shift state is correct (for example,
                    // on a standard QWERTY keyboard, * and 8 are on the same key)
                    if (KeyEvent.isModifierKey(keyCode)) {
                        mDigits.onKeyDown(keyCode, event);
                        handled = true;
                        break;
                    }

                    // Only check to see if the digit is valid if the key is a printing key
                    // in the TextKeyListener. This prevents us from hiding the digits
                    // line when keys like UP and DOWN are hit.
                    // XXX note that KEYCODE_TAB is special-cased here for
                    // devices that share tab and 0 on a single key.
                    boolean isPrint = event.isPrintingKey();
                    if (isPrint || keyCode == KeyEvent.KEYCODE_SPACE
                            || keyCode == KeyEvent.KEYCODE_TAB) {
                        char c = event.getMatch(DialerKeyListener.CHARACTERS);
                        if (c != 0) {
                            handled &= mDigits.onKeyDown(keyCode, event);
                        } else {
                            setMode(DIGITS_AND_LETTERS_NO_DIGITS);
                        }
                    }
                    break;

                case DIGITS_AND_LETTERS_NO_LETTERS:
                case DIGITS_ONLY:
                    handled = mDigits.onKeyDown(keyCode, event);
                    break;

                case DIGITS_AND_LETTERS_NO_DIGITS:
                case LETTERS_ONLY:
                    handled = mLetters.onKeyDown(keyCode, event);
                    break;
            }
    }

    if (!handled) {
        return super.onKeyDown(keyCode, event);
    } else {
        return true;
    }
}