void GraphicsView::keyPressEvent(QKeyEvent *event)
{
emit pressedKey(event->key());
if (event_listening_timer_.isActive())
{
event_listening_timer_.stop();
sendEvent(keyPressed(event->key(), event->modifiers()));
}
QGraphicsView::keyPressEvent(event);
}
int QKeyPushButton::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
_id = QPushButton::qt_metacall(_c, _id, _a);
if (_id < 0)
return _id;
if (_c == QMetaObject::InvokeMetaMethod) {
switch (_id) {
case 0: pressedKey((*reinterpret_cast< bool(*)>(_a[1]))); break;
case 1: getKeyPress((*reinterpret_cast< bool(*)>(_a[1]))); break;
default: ;
}
_id -= 2;
}
return _id;
}
QvkShowkeyController::QvkShowkeyController( QCheckBox *value )
{
checkBox = value;
// Fenster das den Key anzeigt
showkeyWindow = new QvkShowkeyWindow();
connect( checkBox, SIGNAL( stateChanged( int ) ), this, SLOT( showkeyReadKey( int ) ) );
pThread = new QThread();
xev = new QvkShowkeyGetkey();
xev->moveToThread( pThread );
connect( xev, SIGNAL( pressedKey( QString ) ), this, SLOT( showScreenkeyWindow( QString ) ) );
connect( xev, SIGNAL( finished() ), this, SLOT( finished() ) );
screenkeyTimer = new QTimer( this );
connect( screenkeyTimer, SIGNAL( timeout() ), this, SLOT( hideScreenkeyWindow() ) );
}
void QKeyPushButton::mousePressEvent(QMouseEvent * /*event */)
{
static bool m_capsActive = true;
widgetKeyBoard *tmpKeyBoard = (widgetKeyBoard *) this->m_parent;
static int yMarginKeyboard = tmpKeyBoard->rect().y();
QString text = this->text();
short adjustZoomedKey = HEIGHT_ZOOM_KEY;
QString defaultStyleButton = QString(DEFAULT_STYLE_BUTTON);
QString changedColorButton = QString(CHANGED_BACKGROUND_BUTTON);
//
// se si tratta del maiuscolo:
if (IS_CAPS(text) == true) {
if (m_capsActive == false)
m_capsActive = true;
else {
changedColorButton = QString(DEFAULT_BACKGROUND_BUTTON);
m_capsActive = false;
}
this->setStyleSheet(defaultStyleButton + changedColorButton + this->style_embedded);
this->repaint();
QCoreApplication::processEvents();
}
else if (tmpKeyBoard->isEnabledSwitchingEcho() == true && (IS_PASSWORD(text) == true || IS_PASSWORD_EMB(text) == true))
tmpKeyBoard->switchKeyEchoMode(tmpKeyBoard->currentTextBox());
else {
this->setStyleSheet(defaultStyleButton + changedColorButton + this->style_embedded);
this->repaint();
QCoreApplication::processEvents();
emit pressedKey(m_capsActive);
}
this->m_oldYKey = 0;
if (tmpKeyBoard->isEmbeddedKeyboard() == true && tmpKeyBoard->isZoomFacilityEnable() && NO_SPECIAL_KEY(text) && text.trimmed().length() != 0) {
tmpKeyBoard->setCursor(Qt::BlankCursor);
if (this->y() - adjustZoomedKey - KEY_HEIGHT_EMBEDDED < yMarginKeyboard)
this->m_oldYKey = this->y();
else
adjustZoomedKey = -HEIGHT_ZOOM_KEY;
this->setGeometry(this->x() - 10, this->y() + adjustZoomedKey - KEY_HEIGHT_EMBEDDED, KEY_WIDTH_EMBEDDED + WIDTH_ZOOM_KEY, KEY_HEIGHT_EMBEDDED + HEIGHT_ZOOM_KEY);
this->setStyleSheet(changedColorButton + defaultStyleButton);
QCoreApplication::processEvents();
}
}
void QvkShowkeyGetkey::run()
{
const timespec sleeptime = { 0, 1000000 };
/*
* open the display
*/
if (! ( display = XOpenDisplay( NULL ) ) )
{
std::cerr << "Can't open display NULL" << '\n';
std::exit(1);
}
/*
* fill up keyboard mapping
*/
//fill_mappings();
// keys aus eigene Routine ermitteln
QStringList keyList = PrintKeyTable();
/*
* fill relevant key buffers
*/
char keys[32]; // buffer for reading keys in
char lastkeys[32]; // previous keys state
std::fill(lastkeys, lastkeys + sizeof(lastkeys), 0);
/*
* query keyboard in loop
*/
bool last_is_nav = false; // navigation key indicator
// bool last_is_char = false; // spaces adjustment
while (cont) {
nanosleep(&sleeptime, 0); // avoid busy waiting
XQueryKeymap( display, keys );
// read modifiers (caps lock is ignored)
bool shift = false;
bool ctrl = false;
bool alt = false;
bool meta = false;
for (unsigned i = 0; i < sizeof(keys); ++i)
for (unsigned j = 0, test = 1; j < 8; ++j, test *= 2)
if (keys[i] & test)
{
const int code = i*8+j;
if (shift_set.find(code) != shift_set.end())
{
shift = true;
qDebug() << "Shift = true";
}
if (ctrl_set.find(code) != ctrl_set.end())
ctrl = true;
if (alt_set.find(code) != alt_set.end())
alt = true;
if (meta_set.find(code) != meta_set.end())
meta = true;
}
// print changed keys
for (unsigned i = 0; i < sizeof(keys); ++i)
if (keys[i] != lastkeys[i]) {
// check which key got changed
for (unsigned j = 0, test = 1; j < 8; ++j, test *= 2)
// if the key was pressed, and it wasn't before, print this
if ((keys[i] & test) && ((keys[i] & test) != (lastkeys[i] & test)))
{
const int code = i*8+j;
QString key = getKey( keyList, code );
const bool key_is_nav = ( key == "Nav" );
// only print navigation keys once
if ( ! (last_is_nav && key_is_nav) && key.size() > 0 )
{
// change key according to modifiers
if ( ! key_is_nav)
{
if ( meta )
key = " Meta-" + key + " ";
if ( alt )
key = " Alt-" + key + " ";
if ( ctrl )
key = " Ctrl-" + key + " ";
if ( ( not shift ) )
{
emit pressedKey( key );
}
// shift
if ( shift )
{
emit pressedKey( getKeyShift( keyList, code ) );
}
}
last_is_nav = key_is_nav;
}
}
lastkeys[i] = keys[i];
}
}
XCloseDisplay(display);
}
