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/*
* timeedit.cpp - time-of-day edit widget, with AM/PM shown depending on locale
* Program: kalarm
* Copyright (C) 2004 by David Jarvie <software@astrojar.org.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "kalarm.h"
#include <kglobal.h>
#include <klocale.h>
#include "combobox.h"
#include "timespinbox.h"
#include "timeedit.moc"
TimeEdit::TimeEdit(QWidget* parent, const char* name)
: QHBox(parent, name),
mAmPm(0),
mAmIndex(-1),
mPmIndex(-1),
mReadOnly(false)
{
bool use12hour = KGlobal::locale()->use12Clock();
mSpinBox = new TimeSpinBox(!use12hour, this);
mSpinBox->setFixedSize(mSpinBox->sizeHint());
connect(mSpinBox, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
if (use12hour)
{
mAmPm = new ComboBox(this);
setAmPmCombo(1, 1); // add "am" and "pm" options to the combo box
mAmPm->setFixedSize(mAmPm->sizeHint());
connect(mAmPm, SIGNAL(highlighted(int)), SLOT(slotAmPmChanged(int)));
}
}
void TimeEdit::setReadOnly(bool ro)
{
if (ro != mReadOnly)
{
mReadOnly = ro;
mSpinBox->setReadOnly(ro);
if (mAmPm)
mAmPm->setReadOnly(ro);
}
}
int TimeEdit::value() const
{
return mSpinBox->value();
}
bool TimeEdit::isValid() const
{
return mSpinBox->isValid();
}
/******************************************************************************
* Set the edit value as valid or invalid.
* If newly invalid, the value is displayed as asterisks.
* If newly valid, the value is set to the minimum value.
*/
void TimeEdit::setValid(bool valid)
{
bool oldValid = mSpinBox->isValid();
if (valid && !oldValid
|| !valid && oldValid)
{
mSpinBox->setValid(valid);
if (mAmPm)
mAmPm->setCurrentItem(0);
}
}
/******************************************************************************
* Set the widget's value.
*/
void TimeEdit::setValue(int minutes)
{
if (mAmPm)
{
int i = (minutes >= 720) ? mPmIndex : mAmIndex;
mAmPm->setCurrentItem(i >= 0 ? i : 0);
}
mSpinBox->setValue(minutes);
}
bool TimeEdit::wrapping() const
{
return mSpinBox->wrapping();
}
void TimeEdit::setWrapping(bool on)
{
mSpinBox->setWrapping(on);
}
int TimeEdit::minValue() const
{
return mSpinBox->minValue();
}
int TimeEdit::maxValue() const
{
return mSpinBox->maxValue();
}
void TimeEdit::setMinValue(int minutes)
{
if (mAmPm)
setAmPmCombo((minutes < 720 ? 1 : 0), -1); // insert/remove "am" in combo box
mSpinBox->setMinValue(minutes);
}
void TimeEdit::setMaxValue(int minutes)
{
if (mAmPm)
setAmPmCombo(-1, (minutes < 720 ? 0 : 1)); // insert/remove "pm" in combo box
mSpinBox->setMaxValue(minutes);
}
/******************************************************************************
* Called when the spin box value has changed.
*/
void TimeEdit::slotValueChanged(int value)
{
if (mAmPm)
{
bool pm = (mAmPm->currentItem() == mPmIndex);
if (pm && value < 720)
mAmPm->setCurrentItem(mAmIndex);
else if (!pm && value >= 720)
mAmPm->setCurrentItem(mPmIndex);
}
emit valueChanged(value);
}
/******************************************************************************
* Called when a new selection has been made by the user in the AM/PM combo box.
* Adjust the current time value by 12 hours.
*/
void TimeEdit::slotAmPmChanged(int item)
{
if (mAmPm)
{
int value = mSpinBox->value();
if (item == mPmIndex && value < 720)
mSpinBox->setValue(value + 720);
else if (item != mPmIndex && value >= 720)
mSpinBox->setValue(value - 720);
}
}
/******************************************************************************
* Set up the AM/PM combo box to contain the specified items.
*/
void TimeEdit::setAmPmCombo(int am, int pm)
{
if (am > 0 && mAmIndex < 0)
{
// Insert "am"
mAmIndex = 0;
mAmPm->insertItem(KGlobal::locale()->translate("am"), mAmIndex);
if (mPmIndex >= 0)
mPmIndex = 1;
mAmPm->setCurrentItem(mPmIndex >= 0 ? mPmIndex : mAmIndex);
}
else if (am == 0 && mAmIndex >= 0)
{
// Remove "am"
mAmPm->removeItem(mAmIndex);
mAmIndex = -1;
if (mPmIndex >= 0)
mPmIndex = 0;
mAmPm->setCurrentItem(mPmIndex);
}
if (pm > 0 && mPmIndex < 0)
{
// Insert "pm"
mPmIndex = mAmIndex + 1;
mAmPm->insertItem(KGlobal::locale()->translate("pm"), mPmIndex);
if (mAmIndex < 0)
mAmPm->setCurrentItem(mPmIndex);
}
else if (pm == 0 && mPmIndex >= 0)
{
// Remove "pm"
mAmPm->removeItem(mPmIndex);
mPmIndex = -1;
mAmPm->setCurrentItem(mAmIndex);
}
}
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