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C++ singleStep函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中singleStep函数的典型用法代码示例。如果您正苦于以下问题：C++ singleStep函数的具体用法？C++ singleStep怎么用？C++ singleStep使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了singleStep函数的20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，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: switch

void IntValueEditor::keyPressEvent(QKeyEvent* e)
{
	switch (e->key())
	{
		case Qt::Key_BracketLeft:
			setSingleStep((int)(singleStep() * 10.0));
			QSettings().setValue(QString("intvalueeditor/%1/singlestep").arg(objectName()), singleStep());
			break;

		case Qt::Key_BracketRight:
			setSingleStep(qMax((int)(default_step * 0.10), 1));
			QSettings().setValue(QString("intvalueeditor/%1/singlestep").arg(objectName()), singleStep());
			break;

		case Qt::Key_Return:
			QSpinBox::keyPressEvent(e);
			emit undoStateSignal();
			break;

		case Qt::Key_Backslash:
			WheelValueEditor::WHEEL_EVENTS_ENABLED
			= ! WheelValueEditor::WHEEL_EVENTS_ENABLED;
			break;

		default:
			QSpinBox::keyPressEvent(e);
	}
}
开发者ID:ShadowKyogre，项目名称:qosmic，代码行数:28，代码来源:intvalueeditor.cpp


示例2: lineEdit

void SliderDoubleSpinBox::mousePressEvent(QMouseEvent * event)
{
    if (event->buttons() & Qt::LeftButton) {
        QStyleOptionSpinBox spinOpts = d->spinBoxOptions();
        // mouse in progress area?
        if (d->progressRect(spinOpts).contains(event->pos())
            && ! lineEdit()->isVisible())
        {
            setValue(d->valueForX(event->pos().x()));
        }
        // mouse over up-button?
        else if (d->upButtonRect(spinOpts).contains(event->pos())) {
            setValue(value() + singleStep());
            d->pressedInButton = true;
        }
        // mouse over down-button?
        else if (d->downButtonRect(spinOpts).contains(event->pos())) {
            setValue(value() - singleStep());
            d->pressedInButton = true;
        } else {
            // whatever this mouse press is, just pass it on
            QDoubleSpinBox::mousePressEvent(event);
        }
    } else if (event->buttons() & Qt::RightButton) {
        // right now, RMB switches into line edit mode
        d->showLineEdit();
    }
}
开发者ID:KDE，项目名称:tikzkit，代码行数:28，代码来源:SliderDoubleSpinBox.cpp


示例3: pow

void ModQDoubleSpinBox::stepBy(int steps)
{
	double cpValue = 0, crValue = 0, newValue = 0; double delta = 0;
	if (_discreteValuesMode)
	{
		// Get current round value:
		crValue = pow(10,-decimals()) * round( value()*pow(10,decimals()) );
		if (singleStep() < pow(10, -decimals()))
		{
			// Calculate new value:
			newValue = crValue + (steps * pow(10, -decimals()));
			newValue = roundToNextDiscreteValue( newValue );
		}
		else
		{
			// Get current precise value:
			cpValue = roundToNextDiscreteValue( value() );
			// Correct nr of steps (if necessary):
			if (steps > 0)
				delta = cpValue - crValue;
			else // < 0 (= 0 ???)
				delta = crValue - cpValue;
			if (delta >= (pow(10, -decimals()) - _precCorrVal))
				steps -= steps/abs(steps);
			// Calculate new value:
			newValue = cpValue + (steps * singleStep());
		}
		// Set new value (automatic round to decimals):
		QDoubleSpinBox::setValue( newValue );
	}
	else
		QDoubleSpinBox::stepBy(steps);
}
开发者ID:Leipipirs，项目名称:FreeSSM，代码行数:33，代码来源:CUcontent_Adjustments.cpp


示例4: minimum

//! A size hint
QSize QwtCounter::sizeHint() const
{
    QString tmp;

    int w = tmp.setNum( minimum() ).length();
    int w1 = tmp.setNum( maximum() ).length();
    if ( w1 > w )
        w = w1;
    w1 = tmp.setNum( minimum() + singleStep() ).length();
    if ( w1 > w )
        w = w1;
    w1 = tmp.setNum( maximum() - singleStep() ).length();
    if ( w1 > w )
        w = w1;

    tmp.fill( '9', w );

    QFontMetrics fm( d_data->valueEdit->font() );
    w = fm.width( tmp ) + 2;
    if ( d_data->valueEdit->hasFrame() )
        w += 2 * style()->pixelMetric( QStyle::PM_DefaultFrameWidth );

    // Now we replace default sizeHint contribution of d_data->valueEdit by
    // what we really need.

    w += QWidget::sizeHint().width() - d_data->valueEdit->sizeHint().width();

    const int h = qMin( QWidget::sizeHint().height(),
        d_data->valueEdit->minimumSizeHint().height() );
    return QSize( w, h );
}
开发者ID:CaptainFalco，项目名称:OpenPilot，代码行数:32，代码来源:qwt_counter.cpp


示例5: logWarn

void IntValueEditor::restoreSettings()
{
	if (objectName().isEmpty())
		logWarn("IntValueEditor::restoreSettings : nameless object found");

	setSingleStep(QSettings().value(
		QString("intvalueeditor/%1/singlestep").arg(objectName()), singleStep()).toInt());

	default_step = singleStep();
}
开发者ID:ShadowKyogre，项目名称:qosmic，代码行数:10，代码来源:intvalueeditor.cpp


示例6: minimum

void CSliderMultiPos::triggerAction(QAbstractSlider::SliderAction action){
    bool noAction = false;
    int newPos = 0;
    int minPos;
    int maxPos;

    if( lastPressedIndex==0 ){
        minPos = minimum();
    }
    else{
        minPos = handles.at(lastPressedIndex-1).getPosition();
    }
    if( lastPressedIndex==(nbValues()-1) ){
        maxPos = maximum();
    }
    else{
        minPos = handles.at(lastPressedIndex-1).getPosition();
    }

    blockTracking = true;
    switch( action ){
        case QAbstractSlider::SliderSingleStepAdd :
            newPos = qBound( minPos,minPos + singleStep(),maxPos );
            break;
        case QAbstractSlider::SliderSingleStepSub :
            newPos = qBound( minPos,maxPos - singleStep(),maxPos );
            break;
        case QAbstractSlider::SliderToMinimum :
            newPos = minPos;
            break;
        case QAbstractSlider::SliderToMaximum :
            newPos = maxPos;
            break;
        case QAbstractSlider::SliderMove :
        case QAbstractSlider::SliderNoAction :
            noAction = true;
            break;
        default :
            qWarning( "QxtSpanSliderPrivate::triggerAction: Unknown action" );
            break;
    }

    if( noAction ){
        // Nothing to do for this action
    }
    else{
        newPos = collisionDetection(newPos);
        setCurPosition( lastPressedIndex,newPos );
    }
    blockTracking = false;
}
开发者ID:anjinkristou，项目名称:SliderMutliPos，代码行数:51，代码来源:CSliderMultiPos.cpp


示例7: logWarn

void DoubleValueEditor::restoreSettings()
{
	QSettings settings;

	if (objectName().isEmpty())
		logWarn("DoubleValueEditor::restoreSettings : nameless object found");

	setSingleStep(settings.value(
		QString("doublevalueeditor/%1/singlestep").arg(objectName()), singleStep()).toDouble());
	setDecimals(settings.value(
		QString("doublevalueeditor/%1/decimals").arg(objectName()), decimals()).toInt());

	default_step = singleStep();
}
开发者ID:ShadowKyogre，项目名称:qosmic，代码行数:14，代码来源:doublevalueeditor.cpp


示例8: singleStep

/******************************************************************************
* Return the initial adjustment to the value for a shift step up or down, for
* the main (visible) spin box.
* Normally this is a line step, but with a right-to-left language where the
* button functions are reversed, this is a page step.
*/
int SpinBox2::MainSpinBox::shiftStepAdjustment(int oldValue, int shiftStep)
{
    if (owner->reverseButtons())
    {
        // The button pairs have the opposite function from normal.
        // Page shift stepping - step up or down to a multiple of the
        // shift page increment, leaving unchanged the part of the value
        // which is the remainder from the page increment.
        if (oldValue >= 0)
            oldValue -= oldValue % singleStep();
        else
            oldValue += (-oldValue) % singleStep();
    }
    return SpinBox::shiftStepAdjustment(oldValue, shiftStep);
}
开发者ID:KDE，项目名称:kdepim，代码行数:21，代码来源:spinbox2.cpp


示例9: fm

// normal sizeHint doesn't always work right for our case, 
// because the min/max/special text aren't necessarily the longest text
QSize MinSecSpinBox::sizeHint() const
{
    QSize normal = QSpinBox::sizeHint();
    
    //this first portion copied from QAbstractSpinBox
    const QFontMetrics fm(fontMetrics());
    int w = 0;
    QString s;
    s = prefix() + textFromValue(minimum()) + suffix() + QLatin1Char(' ');
    s.truncate(18);
    w = qMax(w, fm.width(s));
    s = prefix() + textFromValue(maximum()) + suffix() + QLatin1Char(' ');
    s.truncate(18);
    w = qMax(w, fm.width(s));
    if (specialValueText().size()) {
        s = specialValueText();
        w = qMax(w, fm.width(s));
    }
    w += 2; // cursor blinking space
    
    //new part (see if max - singlestep is longer)
    s = textFromValue(maximum()-singleStep()) + QLatin1Char(' ');
    int longwidth = fm.width(s) + 2;
    int dif = longwidth - w;
    if (dif > 0)
        normal += QSize(dif, 0);
    
    return normal;
}
开发者ID:muromec，项目名称:qtopia-ezx，代码行数:31，代码来源:minsecspinbox.cpp


示例10: singleStep

void IntValueEditor::wheelEvent(QWheelEvent* e)
{
	if (!QSpinBox::isActiveWindow())
		QSpinBox::activateWindow();
	QSpinBox::setFocus(Qt::MouseFocusReason);

	int step = default_step = singleStep();
	if (e->modifiers() & Qt::ShiftModifier)
	{
		if (step >= 10.0)
			setSingleStep(step = (int)(step / 10.0));
	}
	else if (e->modifiers() & Qt::ControlModifier)
		setSingleStep(step = step * 10);

	if (e->delta() > 0)
		stepUp();
	else
		stepDown();

	if (step != default_step)
		setSingleStep(default_step);

	if (wheelEventSignal && WheelValueEditor::WHEEL_EVENTS_ENABLED)
		emit valueUpdated();
}
开发者ID:ShadowKyogre，项目名称:qosmic，代码行数:26，代码来源:intvalueeditor.cpp


示例11: recalcPrecCorrValue

void ModQDoubleSpinBox::recalcPrecCorrValue()
{
	int base_decimals = static_cast<int>(-floor(log10(_DVMbaseValue)));
	int singleStep_decimals = static_cast<int>(-floor(log10(singleStep())));
	int corrVal_decimals = 1 + std::max(decimals(), std::max(base_decimals, singleStep_decimals));
	_precCorrVal = pow(10,-corrVal_decimals);
}
开发者ID:Leipipirs，项目名称:FreeSSM，代码行数:7，代码来源:CUcontent_Adjustments.cpp


示例12: singleStep

void DoubleValueEditor::mouseMoveEvent(QMouseEvent* e)
{
	if (e->buttons() & Qt::LeftButton)
	{
		double dy = e->y() - last_pos.y();
		double step = default_step = singleStep();
		last_pos = e->posF();
		last_press = 0;

		if (e->modifiers() & Qt::ShiftModifier)
			setSingleStep(step /= 10.0);
		else if (e->modifiers() & Qt::ControlModifier)
			setSingleStep(step *= 10.0);

		if (dy < 0)
		{
			stepUp();
			emit valueUpdated();
		}
		else if (dy > 0)
		{
			stepDown();
			emit valueUpdated();
		}

		if (step != default_step)
			setSingleStep(default_step);
	}
}
开发者ID:ShadowKyogre，项目名称:qosmic，代码行数:29，代码来源:doublevalueeditor.cpp


示例13: singleStep

double ModQDoubleSpinBox::roundToNextDiscreteValue(double inValue)
{
	double d_new = 0;
	double kcorr = 0;
	if (singleStep() != 0)
	{
		if ((inValue >= 0))
			kcorr = _precCorrVal;
		if ((inValue < 0))
			kcorr = - _precCorrVal;
		d_new = singleStep() * round(((inValue - _DVMbaseValue + kcorr) / singleStep())) + _DVMbaseValue;
	}
	else
		d_new = inValue;
	return d_new;
}
开发者ID:Leipipirs，项目名称:FreeSSM，代码行数:16，代码来源:CUcontent_Adjustments.cpp


示例14: orientation

// Function copied from qslider.cpp and modified to make it compile
void Slider::initStyleOption_Qt430( QStyleOptionSlider *option ) const
{
	if (!option)
		return;

	option->initFrom( this );
	option->subControls       = QStyle::SC_None;
	option->activeSubControls = QStyle::SC_None;
	option->orientation       = orientation();
	option->maximum           = maximum();
	option->minimum           = minimum();
	option->tickPosition      = (QSlider::TickPosition) tickPosition();
	option->tickInterval      = tickInterval();
	option->upsideDown        = (orientation() == Qt::Horizontal) ?
								   (invertedAppearance() != (option->direction == Qt::RightToLeft))
								 : (!invertedAppearance());
	option->direction         = Qt::LeftToRight; // we use the upsideDown option instead
	option->sliderPosition    = sliderPosition();
	option->sliderValue       = value();
	option->singleStep        = singleStep();
	option->pageStep          = pageStep();

	if (orientation() == Qt::Horizontal)
		option->state |= QStyle::State_Horizontal;
}
开发者ID:MarcAntoine-Arnaud，项目名称:QtAV，代码行数:26，代码来源:Slider.cpp


示例15: while

void CalculationThread::run() {

    seedmap->resetMatches();

    while(singleStep()) {}


}
开发者ID:Sebu，项目名称:epitome，代码行数:8，代码来源:calculationthread.cpp


示例16: value

void VariableDoubleSpinBox::stepBy(int steps)
{
    double oldValue = value();
	
	// Default new value
	int i = -99;
	double newValue = oldValue + singleStep() * steps;

	// If a single digit is selected, increment or decrement that digit
	if (lineEdit()->hasSelectedText())
	{
		if (lineEdit()->selectedText().length() == 1)
		{
			if (lineEdit()->selectedText()[0].isDigit())
			{
				i = cleanText().length() - lineEdit()->selectionStart();
				int j = cleanText().length() - lineEdit()->selectionStart() - decimals();
				if (decimals() > 0)
				{
					j--;
				}
				if (j >= 0)
				{
					j--;
				}
				newValue = oldValue + pow(10.0, j) * steps;
			}
		}
	}

	// Check for out of bounds and set the new value
	if (newValue < minimum())
	{
		return;
	}
	else if (newValue > maximum())
	{
		return;
	}
	setValue(newValue);

	// For unknown reasons, after the new value is set the selected text changes in unpredictable ways
	// Fix it
	if (i == -99)
	{
		lineEdit()->selectAll();
	}
	else
	{
		i = cleanText().length() - i;
		if (i < 0)
		{
			i = 0;
		}
		lineEdit()->setSelection(i, 1);
	}
}
开发者ID:cntnly，项目名称:digital-servo，代码行数:57，代码来源:VariableDoubleSpinBox.cpp


示例17: switch

void DoubleValueEditor::keyPressEvent(QKeyEvent* e)
{
	switch (e->key())
	{
		case Qt::Key_BracketLeft:
			setSingleStep(singleStep() * 10.0);
			QSettings().setValue(QString("doublevalueeditor/%1/singlestep").arg(objectName()), singleStep());
			break;

		case Qt::Key_BracketRight:
			setSingleStep(singleStep() * 0.10);
			QSettings().setValue(QString("doublevalueeditor/%1/singlestep").arg(objectName()), singleStep());
			break;

		case Qt::Key_Return:
			QDoubleSpinBox::keyPressEvent(e);
			emit undoStateSignal();
			break;

		case Qt::Key_Backslash:
			WheelValueEditor::WHEEL_EVENTS_ENABLED
					= ! WheelValueEditor::WHEEL_EVENTS_ENABLED;
			break;

		case Qt::Key_Plus:
			if (e->modifiers() & Qt::ControlModifier)
			{
				setDecimals(decimals() + 1);
				QSettings().setValue(QString("doublevalueeditor/%1/decimals").arg(objectName()), decimals());
			}
			break;

		case Qt::Key_Minus:
			if (e->modifiers() & Qt::ControlModifier)
			{
				setDecimals(qMax(1, decimals() - 1));
				QSettings().setValue(QString("doublevalueeditor/%1/decimals").arg(objectName()), decimals());
			}
			break;

		default:
			QDoubleSpinBox::keyPressEvent(e);
	}
}
开发者ID:ShadowKyogre，项目名称:qosmic，代码行数:44，代码来源:doublevalueeditor.cpp


示例18: main

int main() {
	unsigned int step;
	initialize();
	debugPrint();
	for (step = 0; step < M; step++)
		singleStep();
	debugPrint();
	debugGnuplot();
	return 0;
}
开发者ID:vasily-golubev，项目名称:stuff，代码行数:10，代码来源:advection.c


示例19: BigNumSpin

QWidget * BigNumDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &, const QModelIndex &) const
{
    BigNumSpin* result = new BigNumSpin(parent);
    result->setMinimum(minimum());
    result->setMaximum(maximum());
    result->setDecimals(decimals());
    result->setSingleStep(singleStep());
    result->setPrefix(prefix());
    result->setSuffix(suffix());
    return result;
}
开发者ID:VSRonin，项目名称:CLOModel，代码行数:11，代码来源:BigNumDelegate.cpp


示例20: qt_static_metacall

int QDoubleSpinBox::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
    _id = QAbstractSpinBox::qt_metacall(_c, _id, _a);
    if (_id < 0)
        return _id;
    if (_c == QMetaObject::InvokeMetaMethod) {
        if (_id < 3)
            qt_static_metacall(this, _c, _id, _a);
        _id -= 3;
    }
#ifndef QT_NO_PROPERTIES
      else if (_c == QMetaObject::ReadProperty) {
        void *_v = _a[0];
        switch (_id) {
        case 0: *reinterpret_cast< QString*>(_v) = prefix(); break;
        case 1: *reinterpret_cast< QString*>(_v) = suffix(); break;
        case 2: *reinterpret_cast< QString*>(_v) = cleanText(); break;
        case 3: *reinterpret_cast< int*>(_v) = decimals(); break;
        case 4: *reinterpret_cast< double*>(_v) = minimum(); break;
        case 5: *reinterpret_cast< double*>(_v) = maximum(); break;
        case 6: *reinterpret_cast< double*>(_v) = singleStep(); break;
        case 7: *reinterpret_cast< double*>(_v) = value(); break;
        }
        _id -= 8;
    } else if (_c == QMetaObject::WriteProperty) {
        void *_v = _a[0];
        switch (_id) {
        case 0: setPrefix(*reinterpret_cast< QString*>(_v)); break;
        case 1: setSuffix(*reinterpret_cast< QString*>(_v)); break;
        case 3: setDecimals(*reinterpret_cast< int*>(_v)); break;
        case 4: setMinimum(*reinterpret_cast< double*>(_v)); break;
        case 5: setMaximum(*reinterpret_cast< double*>(_v)); break;
        case 6: setSingleStep(*reinterpret_cast< double*>(_v)); break;
        case 7: setValue(*reinterpret_cast< double*>(_v)); break;
        }
        _id -= 8;
    } else if (_c == QMetaObject::ResetProperty) {
        _id -= 8;
    } else if (_c == QMetaObject::QueryPropertyDesignable) {
        _id -= 8;
    } else if (_c == QMetaObject::QueryPropertyScriptable) {
        _id -= 8;
    } else if (_c == QMetaObject::QueryPropertyStored) {
        _id -= 8;
    } else if (_c == QMetaObject::QueryPropertyEditable) {
        _id -= 8;
    } else if (_c == QMetaObject::QueryPropertyUser) {
        _id -= 8;
    }
#endif // QT_NO_PROPERTIES
    return _id;
}
开发者ID:unni07，项目名称:RecommenderSystem，代码行数:52，代码来源:moc_qspinbox.cpp



注：本文中的singleStep函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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