Added KDE3 version of Tellico

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/tellico@1097620 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 279 insertions, 0 deletions

diff --git a/src/gui/datewidget.cpp b/src/gui/datewidget.cpp
new file mode 100644
index 0000000..42e2d4c
--- /dev/null
+++ b/src/gui/datewidget.cpp
@@ -0,0 +1,279 @@
+/***************************************************************************
+    copyright            : (C) 2003-2006 by Robby Stephenson
+    email                : robby@periapsis.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of version 2 of the GNU General Public License as  *
+ *   published by the Free Software Foundation;                            *
+ *                                                                         *
+ ***************************************************************************/
+
+// this class borrows heavily from kdateedit.h in the kdepim module
+// which is Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org>
+// and published under the LGPL
+
+#include "datewidget.h"
+
+#include <kdebug.h>
+#include <kcombobox.h>
+#include <kpushbutton.h>
+#include <kdatepicker.h>
+#include <kiconloader.h>
+#include <klocale.h>
+#include <kglobalsettings.h>
+#include <kcalendarsystem.h>
+
+#include <qvbox.h>
+#include <qlayout.h>
+
+using Tellico::GUI::SpinBox;
+using Tellico::GUI::DateWidget;
+
+SpinBox::SpinBox(int min, int max, QWidget *parent) : QSpinBox(min, max, 1, parent)
+{
+  editor()->setAlignment(AlignRight);
+  // I want to be able to omit the day
+  // an empty string just removes the special value, so set white space
+  setSpecialValueText(QChar(' '));
+}
+
+DateWidget::DateWidget(QWidget* parent_, const char* name_) : QWidget(parent_, name_) {
+  QHBoxLayout* l = new QHBoxLayout(this, 0, 4);
+
+  KLocale* locale = KGlobal::locale();
+
+  // 0 allows empty value
+  m_daySpin = new SpinBox(0, 31, this);
+  l->addWidget(m_daySpin, 1);
+
+  m_monthCombo = new KComboBox(false, this);
+  l->addWidget(m_monthCombo, 1);
+  // allow empty item
+  m_monthCombo->insertItem(QString::null);
+  QDate d;
+  for(int i = 1; ; ++i) {
+    QString str = locale->calendar()->monthName(i, locale->calendar()->year(d));
+    if(str.isNull()) {
+      break;
+    }
+    m_monthCombo->insertItem(str);
+  }
+
+  m_yearSpin = new SpinBox(locale->calendar()->minValidYear(),
+                           locale->calendar()->maxValidYear(), this);
+  l->addWidget(m_yearSpin, 1);
+
+  connect(m_daySpin, SIGNAL(valueChanged(int)), SLOT(slotDateChanged()));
+  connect(m_monthCombo, SIGNAL(activated(int)), SLOT(slotDateChanged()));
+  connect(m_yearSpin, SIGNAL(valueChanged(int)), SLOT(slotDateChanged()));
+
+  m_dateButton = new KPushButton(this);
+  m_dateButton->setIconSet(SmallIconSet(QString::fromLatin1("date")));
+  connect(m_dateButton, SIGNAL(clicked()), SLOT(slotShowPicker()));
+  l->addWidget(m_dateButton, 0);
+
+  m_frame = new QVBox(0, 0, WType_Popup);
+  m_frame->setFrameStyle(QFrame::PopupPanel | QFrame::Raised);
+  m_frame->setLineWidth(3);
+  m_frame->hide();
+
+  m_picker = new KDatePicker(m_frame, 0); // must include name to get correct constructor
+  connect(m_picker, SIGNAL(dateEntered(QDate)), SLOT(slotDateEntered(QDate)));
+  connect(m_picker, SIGNAL(dateSelected(QDate)), SLOT(slotDateSelected(QDate)));
+}
+
+void DateWidget::slotDateChanged() {
+  int day = m_daySpin->value();
+  day = QMIN(QMAX(day, m_daySpin->minValue()), m_daySpin->maxValue());
+
+  int m = m_monthCombo->currentItem();
+  m = QMIN(QMAX(m, 0), m_monthCombo->count()-1);
+
+  int y = m_yearSpin->value();
+  y = QMIN(QMAX(y, m_yearSpin->minValue()), m_yearSpin->maxValue());
+
+  // if all are valid, set this date
+  if(day > m_daySpin->minValue() && m > 0 && y > m_yearSpin->minValue()) {
+    QDate d(y, m, day);
+    setDate(d);
+  }
+  emit signalModified();
+}
+
+QDate DateWidget::date() const {
+  // possible for either day, month, or year to be empty
+  // in which case a null date is returned
+  int day = m_daySpin->value();
+  // min value is the empty one
+  if(day == m_daySpin->minValue()) {
+    return QDate();
+  }
+  int month = m_monthCombo->currentItem();
+  if(month == 0) {
+    return QDate();
+  }
+  int year = m_yearSpin->value();
+  if(year == m_yearSpin->minValue()) {
+    return QDate();
+  }
+  return QDate(year, month, day);
+}
+
+QString DateWidget::text() const {
+  // possible for either day, month, or year to be empty
+  // but not all three
+  bool empty = true;
+  // format is "year-month-day"
+  QString s;
+  if(m_yearSpin->value() > m_yearSpin->minValue()) {
+    s += QString::number(m_yearSpin->value());
+    empty = false;
+  }
+  s += '-';
+  // first item is empty
+  if(m_monthCombo->currentItem() > 0) {
+    s += QString::number(m_monthCombo->currentItem());
+    empty = false;
+  }
+  s += '-';
+  if(m_daySpin->value() > m_daySpin->minValue()) {
+    s += QString::number(m_daySpin->value());
+    empty = false;
+  }
+  return empty ? QString() : s;
+}
+
+void DateWidget::setDate(const QDate& date_) {
+  m_daySpin->blockSignals(true);
+  m_monthCombo->blockSignals(true);
+  m_yearSpin->blockSignals(true);
+
+  const KCalendarSystem * calendar = KGlobal::locale()->calendar();
+  m_daySpin->setMaxValue(calendar->daysInMonth(date_));
+  m_daySpin->setValue(calendar->day(date_));
+  m_monthCombo->setCurrentItem(calendar->month(date_)); // don't subtract 1 since there's the blank first item
+  m_yearSpin->setValue(calendar->year(date_));
+
+  m_daySpin->blockSignals(false);
+  m_monthCombo->blockSignals(false);
+  m_yearSpin->blockSignals(false);
+}
+
+void DateWidget::setDate(const QString& date_) {
+  m_daySpin->blockSignals(true);
+  m_monthCombo->blockSignals(true);
+  m_yearSpin->blockSignals(true);
+
+  QStringList s = QStringList::split('-', date_, true);
+  bool ok = true;
+  int y = s.count() > 0 ? s[0].toInt(&ok) : m_yearSpin->minValue();
+  if(!ok) {
+    y = m_yearSpin->minValue();
+    ok = true;
+  }
+  y = QMIN(QMAX(y, m_yearSpin->minValue()), m_yearSpin->maxValue());
+  m_yearSpin->setValue(y);
+
+  int m = s.count() > 1 ? s[1].toInt(&ok) : 0;
+  if(!ok) {
+    m = 0;
+    ok = true;
+  }
+  m = QMIN(QMAX(m, 0), m_monthCombo->count()-1);
+  m_monthCombo->setCurrentItem(m);
+
+  // need to update number of days in month
+  // for now set date to 1
+  QDate date(y, (m == 0 ? 1 : m), 1);
+  m_daySpin->blockSignals(true);
+  m_daySpin->setMaxValue(KGlobal::locale()->calendar()->daysInMonth(date));
+  m_daySpin->blockSignals(false);
+
+  int day = s.count() > 2 ? s[2].toInt(&ok) : m_daySpin->minValue();
+  if(!ok) {
+    day = m_daySpin->minValue();
+  }
+  day = QMIN(QMAX(day, m_daySpin->minValue()), m_daySpin->maxValue());
+  m_daySpin->setValue(day);
+
+  m_daySpin->blockSignals(false);
+  m_monthCombo->blockSignals(false);
+  m_yearSpin->blockSignals(false);
+
+  // if all are valid, set this date
+  if(day > m_daySpin->minValue() && m > 0 && y > m_yearSpin->minValue()) {
+    QDate d(y, m, day);
+    m_picker->blockSignals(true);
+    m_picker->setDate(d);
+    m_picker->blockSignals(false);
+  }
+}
+
+void DateWidget::clear() {
+  m_daySpin->blockSignals(true);
+  m_monthCombo->blockSignals(true);
+  m_yearSpin->blockSignals(true);
+  m_picker->blockSignals(true);
+
+  m_daySpin->setValue(m_daySpin->minValue());
+  m_monthCombo->setCurrentItem(0);
+  m_yearSpin->setValue(m_yearSpin->minValue());
+  m_picker->setDate(QDate::currentDate());
+
+  m_daySpin->blockSignals(false);
+  m_monthCombo->blockSignals(false);
+  m_yearSpin->blockSignals(false);
+  m_picker->blockSignals(false);
+}
+
+void DateWidget::slotShowPicker() {
+  QRect desk = KGlobalSettings::desktopGeometry(this);
+  QPoint popupPoint = mapToGlobal(QPoint(0, 0));
+
+  int dateFrameHeight = m_frame->sizeHint().height();
+  if(popupPoint.y() + height() + dateFrameHeight > desk.bottom()) {
+    popupPoint.setY(popupPoint.y() - dateFrameHeight);
+  } else {
+    popupPoint.setY(popupPoint.y() + height());
+  }
+  int dateFrameWidth = m_frame->sizeHint().width();
+  if(popupPoint.x() + dateFrameWidth > desk.right()) {
+    popupPoint.setX(desk.right() - dateFrameWidth);
+  }
+
+  if(popupPoint.x() < desk.left()) {
+    popupPoint.setX( desk.left());
+  }
+  if(popupPoint.y() < desk.top()) {
+    popupPoint.setY(desk.top());
+  }
+
+  m_frame->move(popupPoint);
+
+  QDate d = date();
+  if(d.isValid()) {
+    m_picker->setDate(d);
+  }
+
+  m_frame->show();
+}
+
+void DateWidget::slotDateSelected(QDate date_) {
+  if(date_.isValid()) {
+    setDate(date_);
+    emit signalModified();
+    m_frame->hide();
+  }
+}
+
+void DateWidget::slotDateEntered(QDate date_) {
+  if(date_.isValid()) {
+    setDate(date_);
+    emit signalModified();
+  }
+}
+
+#include "datewidget.moc"