QKeyPushButton * widgetKeyBoard::createNewKey(QString keyValue)
{
QKeyPushButton *tmp = new QKeyPushButton(this);
QString style = QString(DEFAULT_STYLE_BUTTON) + QString(DEFAULT_BACKGROUND_BUTTON);
QSize imageDim;
int width = 0, height = 0;
if (this->isEmbeddedKeyboard() == true) {
imageDim.setWidth(16);
imageDim.setHeight(16);
}
else {
imageDim.setWidth(32);
imageDim.setHeight(32);
}
if (IS_PASSWORD(keyValue) == true || IS_PASSWORD_EMB(keyValue) == true) {
tmp->setIconSize(imageDim);
tmp->setIcon(QPixmap(":/TastieraVirtuale/normalEcho"));
}
else if (IS_PASTE(keyValue) == true) {
tmp->setIconSize(imageDim);
tmp->setEnabled(false);
tmp->setIcon(QPixmap(":/TastieraVirtuale/paste"));
}
else if (IS_COPY(keyValue) == true) {
tmp->setIconSize(imageDim);
tmp->setIcon(QPixmap(":/TastieraVirtuale/copy"));
}
else if (IS_CUT_LEFT(keyValue) == true) {
tmp->setIconSize(imageDim);
tmp->setIcon(QPixmap(":/TastieraVirtuale/cut"));
}
tmp->setText(keyValue);
if (this->isEmbeddedKeyboard() == true) {
width = KEY_WIDTH_EMBEDDED;
height = KEY_HEIGHT_EMBEDDED;
style += QString(EMBEDDED_KEYBOARD);
}
else {
width = 54;
height = 40;
}
tmp->setObjectName(keyValue);
tmp->setMinimumSize(width, height);
tmp->setMaximumSize(width, height);
tmp->setStyleSheet(style);
tmp->setVisible(true);
return (tmp);
}
void QKeyPushButton::getKeyPress(bool capsStatus)
{
int keyCode = 0;
QKeyEvent *key = NULL;
QString text = this->text();
//
// per tutti i car speciali tranne il CAPS (RETURN, ALT, SHIFT, ecc...) inoltra al componente widgetKeyBoard:
if (NO_SPECIAL_KEY(text) == false && (IS_BACK(text) == true || IS_BACK_EMB(text) == true || IS_TAB(text) == true || IS_RETURN(text) == true || IS_CTRL_LEFT(text) == true ||
IS_ALT(text) == true || IS_CANC(text) == true || IS_CUT_LEFT(text) == true || IS_PASSWORD(text) || IS_PASSWORD_EMB(text) || IS_PASTE(text) || IS_COPY(text)))
key = new QKeyEvent(QEvent::KeyPress, keyCode, Qt::NoModifier, text);
else { // trattasi di caratteri stampabili
keyCode = text.toAscii()[0]; // prende il valore numerico (sempre maiuscolo)
if (capsStatus == false) { // se deve prendere minuscolo, controlla se il carattere è alfabetico
if (keyCode >= tr("A")[0] && keyCode <= tr("Z")[0]) {
keyCode += 32; // carattere piccolo
text = (char ) keyCode; // carattere piccolo
}
key = new QKeyEvent(QEvent::KeyPress, keyCode, Qt::NoModifier, text);
}
else
key = new QKeyEvent(QEvent::KeyPress, keyCode, Qt::ShiftModifier, text);
}
((widgetKeyBoard *) this->m_parent)->receiptChildKey(key, NULL);
QCoreApplication::processEvents();
}
//
// riceve i caratteri che sono stati digitati:
void widgetKeyBoard::receiptChildKey(QKeyEvent *event, QLineEdit *focusThisControl, bool reset)
{
static QLineEdit *nextInput = NULL;
if (reset == true) { // reinizializza il controllo
nextInput = this->getNextTextbox(focusThisControl, true);
return;
}
if (nextInput == NULL)
return;
//
// inizia l'analisi del carattere ricevuto:
QString newKey = event->text();
QString tmpReceiptString = nextInput->text();
int tmpPos = nextInput->cursorPosition();
if (NO_SPECIAL_KEY(newKey) == false) {
if (IS_RETURN(newKey) == true || IS_TAB(newKey) == true) { // trattasi di TAB, si sposta alla text successiva
nextInput = this->setDefaultTextStyle(nextInput);
nextInput->deselect();
nextInput = this->getNextTextbox();
this->controlKeyEcho(nextInput); // status of key echo here
if (nextInput != NULL) {
nextInput->setCursorPosition(nextInput->text().length()); // comment this line if you want caret position at current char inserted
nextInput->setFocus(Qt::TabFocusReason);
}
}
else if (IS_BACK(newKey) == true || IS_BACK_EMB(newKey) == true) { // trattasi di CANCELLARE carattere, elimina il carattere a sinistra
if (tmpPos-1 >= 0) {
tmpReceiptString = tmpReceiptString.remove(tmpPos-1, 1);
nextInput->setText(tmpReceiptString);
nextInput->setCursorPosition(tmpPos-1);
nextInput->setSelection(tmpPos-2, 1);
}
}
else if (IS_CANC(newKey) == true) { // trattasi di CANC carattere, elimina il carattere a destra
tmpReceiptString = tmpReceiptString.remove(tmpPos, 1);
nextInput->setText(tmpReceiptString);
nextInput->setCursorPosition(tmpPos);
nextInput->setSelection(tmpPos-1, 1);
}
else if (IS_COPY(newKey) == true || IS_CUT_LEFT(newKey) == true) {
QPushButton *button = this->findChild<QPushButton *>(KEY_PASTE);
if (button != NULL) {
if (nextInput->text().length() != 0) {
this->m_clipboard->setText(nextInput->text());
if (IS_CUT_LEFT(newKey) == true)
nextInput->setText("");
button->setEnabled(true);
}
else
button->setEnabled(false);
}
}
else if (IS_PASTE(newKey) == true)
nextInput->setText(this->m_clipboard->text());
else if (IS_ALT(newKey) == true || IS_CTRL_LEFT(newKey) == true)
; // non esegue nessuna operazione
}
else { // si tratta di un carattere da visualizzare nella casella di testo corrente
tmpReceiptString = tmpReceiptString.insert(tmpPos, newKey);
nextInput->setText(tmpReceiptString);
nextInput->setCursorPosition(tmpPos+1);
nextInput->setSelection(tmpPos, 1);
}
}
