本文整理汇总了C++中QChar::isSymbol方法的典型用法代码示例。如果您正苦于以下问题：C++ QChar::isSymbol方法的具体用法？C++ QChar::isSymbol怎么用？C++ QChar::isSymbol使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QChar的用法示例。
在下文中一共展示了QChar::isSymbol方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: eventFilter
bool InputWidget::eventFilter(QObject *watched, QEvent *event)
{
if (event->type() != QEvent::KeyPress)
return false;
QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
// keys from BufferView should be sent to (and focus) the input line
BufferView *view = qobject_cast<BufferView *>(watched);
if (view) {
if (keyEvent->text().length() == 1 && !(keyEvent->modifiers() & (Qt::ControlModifier ^ Qt::AltModifier))) { // normal key press
QChar c = keyEvent->text().at(0);
if (c.isLetterOrNumber() || c.isSpace() || c.isPunct() || c.isSymbol()) {
setFocus();
QCoreApplication::sendEvent(inputLine(), keyEvent);
return true;
}
}
return false;
}
else if (watched == ui.inputEdit) {
if (keyEvent->matches(QKeySequence::Find)) {
QAction *act = GraphicalUi::actionCollection()->action("ToggleSearchBar");
if (act) {
act->toggle();
return true;
}
}
return false;
}
return false;
}示例2: preProcessWrap
QString KStringHandler::preProcessWrap(const QString &text)
{
const QChar zwsp(0x200b);
QString result;
result.reserve(text.length());
for (int i = 0; i < text.length(); i++) {
const QChar c = text[i];
bool openingParens = (c == QLatin1Char('(') || c == QLatin1Char('{') || c == QLatin1Char('['));
bool singleQuote = (c == QLatin1Char('\'') );
bool closingParens = (c == QLatin1Char(')') || c == QLatin1Char('}') || c == QLatin1Char(']'));
bool breakAfter = (closingParens || c.isPunct() || c.isSymbol());
bool nextIsSpace = (i == (text.length() - 1) || text[i + 1].isSpace());
bool prevIsSpace = (i == 0 || text[i - 1].isSpace() || result[result.length() - 1] == zwsp);
// Provide a breaking opportunity before opening parenthesis
if (openingParens && !prevIsSpace)
result += zwsp;
// Provide a word joiner before the single quote
if (singleQuote && !prevIsSpace)
result += QChar(0x2060);
result += c;
if (breakAfter && !openingParens && !nextIsSpace && !singleQuote)
result += zwsp;
}
return result;
}示例3: qt_mac_get_key
static int qt_mac_get_key(int modif, const QChar &key, int virtualKey)
{
#ifdef DEBUG_KEY_BINDINGS
qDebug("**Mapping key: %d (0x%04x) - %d (0x%04x)", key.unicode(), key.unicode(), virtualKey, virtualKey);
#endif
if (key == kClearCharCode && virtualKey == 0x47)
return Qt::Key_Clear;
if (key.isDigit()) {
#ifdef DEBUG_KEY_BINDINGS
qDebug("%d: got key: %d", __LINE__, key.digitValue());
#endif
return key.digitValue() + Qt::Key_0;
}
if (key.isLetter()) {
#ifdef DEBUG_KEY_BINDINGS
qDebug("%d: got key: %d", __LINE__, (key.toUpper().unicode() - 'A'));
#endif
return (key.toUpper().unicode() - 'A') + Qt::Key_A;
}
if (key.isSymbol()) {
#ifdef DEBUG_KEY_BINDINGS
qDebug("%d: got key: %d", __LINE__, (key.unicode()));
#endif
return key.unicode();
}
for (int i = 0; qt_mac_keyboard_symbols[i].qt_code; i++) {
if (qt_mac_keyboard_symbols[i].mac_code == key) {
/* To work like Qt for X11 we issue Backtab when Shift + Tab are pressed */
if (qt_mac_keyboard_symbols[i].qt_code == Qt::Key_Tab && (modif & Qt::ShiftModifier)) {
#ifdef DEBUG_KEY_BINDINGS
qDebug("%d: got key: Qt::Key_Backtab", __LINE__);
#endif
return Qt::Key_Backtab;
}
#ifdef DEBUG_KEY_BINDINGS
qDebug("%d: got key: %s", __LINE__, qt_mac_keyboard_symbols[i].desc);
#endif
return qt_mac_keyboard_symbols[i].qt_code;
}
}
//last ditch try to match the scan code
for (int i = 0; qt_mac_keyvkey_symbols[i].qt_code; i++) {
if (qt_mac_keyvkey_symbols[i].mac_code == virtualKey) {
#ifdef DEBUG_KEY_BINDINGS
qDebug("%d: got key: %s", __LINE__, qt_mac_keyvkey_symbols[i].desc);
#endif
return qt_mac_keyvkey_symbols[i].qt_code;
}
}
// check if they belong to key codes in private unicode range
if (key >= 0xf700 && key <= 0xf747) {
if (key >= 0xf704 && key <= 0xf726) {
return Qt::Key_F1 + (key.unicode() - 0xf704) ;
}
for (int i = 0; qt_mac_private_unicode[i].qt_code; i++) {
if (qt_mac_private_unicode[i].mac_code == key) {
return qt_mac_private_unicode[i].qt_code;
}
}
}
//oh well
#ifdef DEBUG_KEY_BINDINGS
qDebug("Unknown case.. %s:%d %d[%d] %d", __FILE__, __LINE__, key.unicode(), key.toLatin1(), virtualKey);
#endif
return Qt::Key_unknown;
}示例4: valueFromText
double DoubleSpinBox::valueFromText( const QString & text ) const {
DoubleSpinbox_qDebug() << Q_FUNC_INFO << "text = " << text;
KLocale * locale = KGlobal::locale();
// Fetch the characters that we don't want to discard
const QString exclude = locale->decimalSymbol()
+ locale->thousandsSeparator()
+ locale->positiveSign()
+ locale->negativeSign();
QString textToStrip( text );
QString numberToRead = textToStrip.remove( QRegExp("[^"+exclude+"\\d]") );
bool ok;
double value = locale->readNumber( numberToRead, &ok );
if (!ok) {
DoubleSpinbox_qDebug() << Q_FUNC_INFO << "numberToRead = |" << numberToRead << "| NOT OK";
value = 0;
}
DoubleSpinbox_qDebug() << Q_FUNC_INFO << "numberToRead = " << numberToRead << ", value = " << value;
if ( value > maximum() ) {
value = maximum();
} else if ( value < minimum() ) {
value = minimum();
}
if ( std::abs(value) < m_minAbsValue*0.9999 ) {
value = 0.0;
}
double multiplier = 1.0;
//updateSuffix( value );
QString textForSuffix( text );
if ( textForSuffix.length() != 0 ) {
if ( textForSuffix.endsWith( m_unit, false ) ) {
textForSuffix = textForSuffix.remove( textForSuffix.length() - m_unit.length(), m_unit.length() );
}
textForSuffix.stripWhiteSpace();
QChar siExp = textForSuffix[ textForSuffix.length()-1 ];
DoubleSpinbox_qDebug() << Q_FUNC_INFO << "SI exp = " << siExp;
if ( siExp.isLetter() || siExp.isSymbol() ) {
multiplier = CNItem::getMultiplier( QString(siExp) );
} else {
multiplier = 1;
}
}
DoubleSpinbox_qDebug() << Q_FUNC_INFO << "multiplier = " << multiplier;
//value /= Item::getMultiplier( value );
value *= multiplier;
DoubleSpinbox_qDebug() << Q_FUNC_INFO << "value = " << value;
return value;
}示例5: isWordSeparator
static inline bool isWordSeparator(const QChar character)
{
return character.isSpace() || character.isMark() || character.isPunct() || character.isSymbol();
}