#include "otimepicker.h"

#include <qbuttongroup.h>
#include <qtoolbutton.h>
#include <qlayout.h>
#include <qstring.h>
#include <stdio.h>
#include <qlineedit.h>


/**
 * Constructs the widget
 * @param parent The parent of the OTimePicker
 * @param name The name of the object
 * @param fl Window Flags
 */
OTimePicker::OTimePicker(QWidget* parent, const char* name,
		       WFlags fl) :
  QWidget(parent,name,fl)
{

  QVBoxLayout *vbox=new QVBoxLayout(this);

  OClickableLabel *r;
  QString s;

  // Hour Row
  QWidget *row=new QWidget(this);
  QHBoxLayout *l=new QHBoxLayout(row);
  vbox->addWidget(row);


  for (int i=0; i<24; i++) {
    r=new OClickableLabel(row);
    hourLst.append(r);
    s.sprintf("%.2d",i);
    r->setText(s);
    r->setToggleButton(true);
    r->setAlignment(AlignHCenter | AlignVCenter);
    l->addWidget(r);
    connect(r, SIGNAL(toggled(bool)),
	    this, SLOT(slotHour(bool)));

    if (i==11) { // Second row
      row=new QWidget(this);
      l=new QHBoxLayout(row);
      vbox->addWidget(row);
    }
  }

  // Minute Row
  row=new QWidget(this);
  l=new QHBoxLayout(row);
  vbox->addWidget(row);

  for (int i=0; i<60; i+=5) {
    r=new OClickableLabel(row);
    minuteLst.append(r);
    s.sprintf("%.2d",i);
    r->setText(s);
    r->setToggleButton(true);
    r->setAlignment(AlignHCenter | AlignVCenter);
    l->addWidget(r);
    connect(r, SIGNAL(toggled(bool)),
	    this, SLOT(slotMinute(bool)));
  }
}

/**
 * This method return the current time
 * @return the time
 */
QTime OTimePicker::time()const {
    return tm;
}

void OTimePicker::slotHour(bool b) {

  OClickableLabel *r = (OClickableLabel *) sender();

  if (b) {
    QValueListIterator<OClickableLabel *> it;
    for (it=hourLst.begin(); it!=hourLst.end(); it++) {
      if (*it != r) (*it)->setOn(false);
      else tm.setHMS((*it)->text().toInt(), tm.minute(), 0);
    }
    emit timeChanged(tm);
  } else {
    r->setOn(true);
  }

}

void OTimePicker::slotMinute(bool b) {

  OClickableLabel *r = (OClickableLabel *) sender();

  if (b) {
    QValueListIterator<OClickableLabel *> it;
    for (it=minuteLst.begin(); it!=minuteLst.end(); it++) {
      if (*it != r) (*it)->setOn(false);
      else tm.setHMS(tm.hour(),(*it)->text().toInt(), 0);
    }
    emit timeChanged(tm);
  } else {
    r->setOn(true);
  }

}

/**
 * Method to set the time. No signal gets emitted during this method call
 * Minutes must be within 5 minutes step starting at 0 ( 0,5,10,15,20... )
 * @param t The time to be set
 */
void OTimePicker::setTime( const QTime& t) {
    setTime( t.hour(), t.minute() );
}

/**
 * Method to set the time. No signal gets emitted during this method call
 * @param h The hour
 * @param m The minute. Minutes need to set by 5 minute steps
 */
void OTimePicker::setTime( int h,  int m ) {
    setHour(h);
    setMinute(m);
}

/*
 * FIXME round minutes to the 5 minute arrangement -zecke
 */
/**
 * Method to set the minutes
 * @param m minutes
 */
void OTimePicker::setMinute(int m) {

  QString minute;
  minute.sprintf("%.2d",m);

  QValueListIterator<OClickableLabel *> it;
  for (it=minuteLst.begin(); it!=minuteLst.end(); it++) {
    if ((*it)->text() == minute) (*it)->setOn(true);
    else (*it)->setOn(false);
  }

  tm.setHMS(tm.hour(),m,0);
}

/**
 * Method to set the hour
 */
void OTimePicker::setHour(int h) {

  QString hour;
  hour.sprintf("%.2d",h);

  QValueListIterator<OClickableLabel *> it;
  for (it=hourLst.begin(); it!=hourLst.end(); it++) {
    if ((*it)->text() == hour) (*it)->setOn(true);
    else (*it)->setOn(false);
  }
  tm.setHMS(h,tm.minute(),0);
}


/**
 * This is a modal Dialog.
 *
 * @param parent The parent widget
 * @param name The name of the object
 * @param fl Possible window flags
 */
OTimePickerDialog::OTimePickerDialog ( QWidget* parent, const char* name, WFlags fl )
	: OTimePickerDialogBase (parent , name, true , fl)
{

	connect ( m_timePicker, SIGNAL( timeChanged( const QTime& ) ),
		  this, SLOT( setTime ( const QTime& ) ) );
	connect ( minuteField, SIGNAL( textChanged ( const QString& ) ),
		  this, SLOT ( setMinute ( const QString& ) ) );
	connect ( hourField, SIGNAL( textChanged ( const QString& ) ),
		  this, SLOT ( setHour ( const QString& ) ) );

}

/**
 * @return the time
 */
QTime OTimePickerDialog::time()const
{
	return m_time;
}

/**
 * Set the time to time
 * @param time The time to be set
 */
void OTimePickerDialog::setTime( const QTime& time )
{
	m_time = time;

	m_timePicker->setHour ( time.hour() );
	m_timePicker->setMinute( time.minute() );

	// Set Textfields
	if ( time.hour() < 10 )
		hourField->setText( "0" + QString::number( time.hour() ) );
	else
		hourField->setText( QString::number( time.hour() ) );

	if ( time.minute() < 10 )
		minuteField->setText( "0" + QString::number( time.minute() ) );
	else
		minuteField->setText( QString::number( time.minute() ) );

}

/**
 * This method takes the current minute and tries to set hour
 * to hour. This succeeds if the resulting date is valid
 * @param hour The hour as a string
 */
void OTimePickerDialog::setHour ( const QString& hour )
{
	if ( QTime::isValid ( hour.toInt(),  m_time.minute() , 00 ) ){
		m_time.setHMS ( hour.toInt(),  m_time.minute() , 00 );
		setTime ( m_time );
	}

}

/**
 * Method to set a new minute. It tries to convert the string to int and
 * if the resulting date is valid a new date is set.
 * @see setHour
 */
void OTimePickerDialog::setMinute ( const QString& minute )
{
	if ( QTime::isValid ( m_time.hour(), minute.toInt(), 00 ) ){
		m_time.setHMS ( m_time.hour(), minute.toInt(), 00 );
		setTime ( m_time );
	}
}