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/* -------------------------------------------------------------
timeedit.cpp
(C) 2003 by Daniel Teske (teske@bigfoot.com)
------------------------------------------------------------- */
#include <klocale.h>
#include <qlabel.h>
#include <qlayout.h>
#include "timeedit.h"
#include "timeedit.moc"
WrappingSpinBox::WrappingSpinBox(int minValue, int maxValue, int step, QWidget *parent, const char *name)
: QSpinBox(minValue, maxValue, step, parent, name)
{
}
WrappingSpinBox::~WrappingSpinBox()
{
}
/** Overloaded QSpinBox method */
void WrappingSpinBox::stepUp()
{
bool wrap = false;
if (value() == 59)
wrap = true;
if (wrap)
emit wrapUp(); // must wrap first (to avoid double-step-up)
QSpinBox::stepUp();
}
/** Overloaded QSpinBox method */
void WrappingSpinBox::stepDown()
{
bool wrap = false;
if (value() == 0)
wrap = true;
QSpinBox::stepDown();
if (wrap)
emit wrapDown();
}
// -------------------------------------------------------------------------
TimeEdit::TimeEdit(QWidget* parent, const char* name)
: QWidget(parent, name)
{
layout = new QHBoxLayout(this);
minuteBox = new QSpinBox(0, 300, 1, this);
// minuteBox->setFixedSize(minuteBox->sizeHint());
QLabel* min = new QLabel(i18n(" min"), this);
min->setFixedSize(min->sizeHint());
secondBox = new WrappingSpinBox(0, 59, 1, this);
secondBox->setWrapping(true);
// secondBox->setFixedSize(secondBox->sizeHint());
QLabel* sec = new QLabel(i18n(" sec"),this);
sec->setFixedSize(sec->sizeHint());
layout->addWidget(minuteBox);
layout->addWidget(min);
layout->addWidget(secondBox);
layout->addWidget(sec);
connect(minuteBox, SIGNAL(valueChanged(int)), SLOT(spinBoxValueChanged(int)) );
connect(secondBox, SIGNAL(valueChanged(int)), SLOT(spinBoxValueChanged(int)) );
connect(secondBox, SIGNAL(wrapUp()), SLOT(wrappedUp()));
connect(secondBox, SIGNAL(wrapDown()), SLOT(wrappedDown()));
}
TimeEdit::~TimeEdit()
{
}
/** Set to specified number of seconds. */
void TimeEdit::setValue(int val)
{
if (val < 0)
return;
// block signals to avoid receiption of valueChanged()
// between changing of minutes and seconds
secondBox->blockSignals(true);
minuteBox->blockSignals(true);
secondBox->setValue(val % 60);
minuteBox->setValue(val / 60);
secondBox->blockSignals(false);
minuteBox->blockSignals(false);
emit valueChanged(value());
}
/** Return current value in seconds. */
int TimeEdit::value()
{
return minuteBox->value()*60 + secondBox->value();
}
/** SLOT: Handle wrap-up of seconds-box */
void TimeEdit::wrappedUp()
{
if (minuteBox->value() != minuteBox->maxValue()) {
minuteBox->stepUp();
} else {
secondBox->setValue(58); // ugly: must cater for wrapping-first
}
}
/** SLOT: Handle wrap-down of seconds-box */
void TimeEdit::wrappedDown()
{
// well, the "if" should always be true
if (minuteBox->value() != minuteBox->minValue()) {
minuteBox->stepDown();
} else {
secondBox->setValue(0);
}
}
/** SLOT: Handle any change in minutes of seconds */
void TimeEdit::spinBoxValueChanged(int)
{
if (value() == 0) {
secondBox->stepUp(); // this will give another spinBoxValueChanged() invocation
return;
}
emit valueChanged(value());
}
/** SLOT (overloading QSpinBox): set focus */
void TimeEdit::setFocus()
{
minuteBox->setFocus();
}
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