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130 lines
3.1 KiB
130 lines
3.1 KiB
15 years ago
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#include <stdlib.h> // abs()
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#include <qlabel.h>
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#include <qlayout.h>
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#include <qlineedit.h>
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#include <qstring.h>
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#include <qvalidator.h>
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#include <qwidget.h>
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#include <klocale.h> // i18n
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#include <kglobal.h>
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#include "ktimewidget.h"
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enum ValidatorType { HOUR, MINUTE };
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class TimeValidator : public QValidator
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{
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public:
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TimeValidator( ValidatorType tp, QWidget *parent=0, const char *name=0)
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: QValidator(parent, name)
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{
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_tp = tp;
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}
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State validate(QString &str, int &) const
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{
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if (str.isEmpty())
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return Acceptable;
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bool ok;
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int val = str.toInt( &ok );
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if ( ! ok )
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return Invalid;
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if ( _tp==MINUTE && val >= 60 )
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return Invalid;
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else
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return Acceptable;
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}
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public:
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ValidatorType _tp;
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};
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class KarmLineEdit : public QLineEdit
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{
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public:
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KarmLineEdit( QWidget* parent, const char* name = 0 )
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: QLineEdit( parent, name ) {}
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protected:
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virtual void keyPressEvent( QKeyEvent *event )
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{
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QLineEdit::keyPressEvent( event );
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if ( text().length() == 2 && !event->text().isEmpty() )
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focusNextPrevChild(true);
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}
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};
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KArmTimeWidget::KArmTimeWidget( QWidget* parent, const char* name )
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: QWidget(parent, name)
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{
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QHBoxLayout *layout = new QHBoxLayout(this);
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_hourLE = new QLineEdit( this);
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// 9999 hours > 1 year!
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// 999 hours = 41 days (That should be enough ...)
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_hourLE->setFixedWidth( fontMetrics().maxWidth() * 3
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+ 2 * _hourLE->frameWidth() + 2);
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layout->addWidget(_hourLE);
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TimeValidator *validator = new TimeValidator( HOUR, _hourLE,
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"Validator for _hourLE");
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_hourLE->setValidator( validator );
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_hourLE->setAlignment( Qt::AlignRight );
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QLabel *hr = new QLabel( i18n( "abbreviation for hours", " hr. " ), this );
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layout->addWidget( hr );
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_minuteLE = new KarmLineEdit(this);
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// Minutes lineedit: Make room for 2 digits
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_minuteLE->setFixedWidth( fontMetrics().maxWidth() * 2
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+ 2 * _minuteLE->frameWidth() + 2);
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layout->addWidget(_minuteLE);
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validator = new TimeValidator( MINUTE, _minuteLE, "Validator for _minuteLE");
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_minuteLE->setValidator( validator );
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_minuteLE->setMaxLength(2);
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_minuteLE->setAlignment( Qt::AlignRight );
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QLabel *min = new QLabel( i18n( "abbreviation for minutes", " min. " ), this );
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layout->addWidget( min );
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layout->addStretch(1);
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setFocusProxy( _hourLE );
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}
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void KArmTimeWidget::setTime( long minutes )
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{
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QString dummy;
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long hourpart = labs(minutes) / 60;
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long minutepart = labs(minutes) % 60;
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dummy.setNum( hourpart );
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if (minutes < 0)
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dummy = KGlobal::locale()->negativeSign() + dummy;
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_hourLE->setText( dummy );
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dummy.setNum( minutepart );
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if (minutepart < 10 ) {
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dummy = QString::fromLatin1( "0" ) + dummy;
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}
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_minuteLE->setText( dummy );
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}
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long KArmTimeWidget::time() const
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{
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bool ok, isNegative;
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int h, m;
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h = abs(_hourLE->text().toInt( &ok ));
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m = _minuteLE->text().toInt( &ok );
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isNegative = _hourLE->text().startsWith(KGlobal::locale()->negativeSign());
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return (h * 60 + m) * ((isNegative) ? -1 : 1);
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}
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