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();
}
static void trickyRemoveHandler (NXHandler *handler, int removingAlt)
{
AltHandler *altNode;
NXHandler *node;
NXHandler **nodePtr;
ExceptionHandlerStack *me = findme ();
/* try to find the node anywhere on the stack */
node = me->handlerStack;
while (node != handler && node)
{
/* Watch for attempts to remove handlers which are outside the
active portion of the stack. This happens when you return
from an NX_DURING context without removing the handler.
This code assumes the stack grows downward. */
#if hppa
/* stack grows upward */
if (IS_ALT (node) || (void *) node < (void *) &altNode)
node = NEXT_HANDLER (node);
else
#else
if (IS_ALT (node) || (void *) node > (void *) &altNode)
node = NEXT_HANDLER (node);
else
#endif
{
_NXLogError ("Exception handlers were not properly removed.");
#if defined(WIN32)
(void)RaiseException(0xdead, EXCEPTION_NONCONTINUABLE, 0, NULL);
#else
(void)abort ();
#endif
}
}
if (node)
{
/*
* Clean off the stack up to the out of place node. If we are trying
* to remove an non-alt handler, we pop eveything off the stack
* including that handler, calling any alt procs along the way. If
* we are removing an alt handler, we leave all the non-alt handlers
* alone as we clean off the stack, but pop off all the alt handlers
* we find, including the node we were asked to remove.
*/
if (!removingAlt)
_NXLogError ("Exception handlers were not properly removed.");
nodePtr = &me->handlerStack;
do
{
node = *nodePtr;
if (IS_ALT(node))
{
altNode = ALT_CODE_TO_PTR(node);
if (removingAlt)
{
if (node == handler)
*nodePtr = altNode->next; /* del matching node */
else
nodePtr = &altNode->next; /* skip node */
}
else
{
if (node != handler)
(*altNode->proc)(altNode->context, 1, 0, 0);
me->altHandlersUsed = altNode - me->altHandlers;
*nodePtr = altNode->next; /* del any alt node */
}
}
else
{
if (removingAlt)
nodePtr = &node->next; /* skip node */
else
*nodePtr = node->next; /* nuke non-alt node */
}
}
while (node != handler);
}
else
{
#ifdef KERNEL
;
#else /* KERNEL */
_NXLogError ("Attempt to remove unrecognized exception handler.");
#endif /* KERNEL */
}
}
//
// 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);
}
}
