Cannot get event for KEYCODE_DEL

    // Key down: show/hide soft keyboard on menu button. Back button turns the mouse
    // yellow for one click. Page up button turns the mouse blue for one click.

    public boolean onKeyDown(int keyCode, KeyEvent event) {
        ctx.toastMsg("Key Event: " + event + " " + keyCode);
        switch(keyCode) {
            case KeyEvent.KEYCODE_BACK:
                buttonBits = yellowButtonBit;
                ctx.toastMsg("mouse yellow");
                return true;
            case 92: //KeyEvent.KEYCODE_PAGE_UP:
                buttonBits = blueButtonBit;
                ctx.toastMsg("mouse blue");
                return true;
            case KeyEvent.KEYCODE_MENU:
                InputMethodManager imm = (InputMethodManager)
                    ctx.getSystemService(Context.INPUT_METHOD_SERVICE);
                if (softKbdOn) { // true: hide
                    imm.hideSoftInputFromWindow(this.getWindowToken(), 0);
                } else {     // false: show
                    imm.showSoftInput(this, 0);
                }
                softKbdOn = !softKbdOn;
                return true;
            case KeyEvent.KEYCODE_DEL: // special handling for DEL
                vm.sendEvent(   2 /* EventTypeKeyboard */,
                        0 /* timeStamp */,
                        8 /* charCode */,
                        0 /* EventKeyChar */,
                        0 /* modifiers */,
                        8 /* utf32Code */,
                        0 /* reserved1 */,
                        0 /* windowIndex */);
                vm.interpret();
                break;
            default:         // send key event
                ctx.setTitle("Key Event: " + event + " " + keyCode);
                int uchar = event.getUnicodeChar();
                vm.sendEvent(   2 /* EventTypeKeyboard */,
                        0 /* timeStamp */,
                        uchar /* charCode */,
                        0 /* EventKeyChar */,
                        0 /* modifiers */,
                        uchar /* utf32Code */,
                        0 /* reserved1 */,
                        0 /* windowIndex */);
                vm.interpret();
        }
        return true;
    }