#include "daynavigatorwidget.h"
#include <QPainter>
-#include <QFontMetrics>
#include <QLabel>
-#include <QDebug>
-DayNavigatorWidget::DayNavigatorWidget(QWidget *aParent)
- : QWidget(aParent)
- , mStartDate(QDate())
- , mEndDate(QDate())
- , mCurDate(QDate())
-{
- setupUi(this);
+DayNavigatorWidget::DayNavigatorWidget(QWidget *aParent): QWidget(aParent) {
+ setupUi(this);
+
connect(prevDayButton, SIGNAL(clicked()), SLOT(prevDayButtonClicked()));
connect(nextDayButton, SIGNAL(clicked()), SLOT(nextDayButtonClicked()));
connect(todayButton, SIGNAL(clicked()), SLOT(todayButtonClicked()));
-
- mFontMetrics = new QFontMetrics(QLabel().font());
}
-void DayNavigatorWidget::setDates(const QDate &aStartDate, const QDate &aEndDate)
-{
- Q_ASSERT(aStartDate<=aEndDate);
+
+void DayNavigatorWidget::setDates(const QDate &aStartDate, const QDate &aEndDate) {
+ Q_ASSERT(aStartDate.isValid() && aEndDate.isValid() && aStartDate<=aEndDate);
mStartDate = aStartDate;
mEndDate = aEndDate;
+
if (!mCurDate.isValid()) mCurDate = mStartDate;
// if mCurDate is out of range, set it to mstartDate
else if (mCurDate < mStartDate || mCurDate > mEndDate) mCurDate = mStartDate;
- prevDayButton->setDisabled(mCurDate == mStartDate);
- nextDayButton->setDisabled(mCurDate == mEndDate);
+ configureNavigation();
emit(dateChanged(mCurDate));
this->update();
}
-void DayNavigatorWidget::configureNavigation()
-{
- // check start date
- if(mCurDate==mStartDate || mStartDate==mEndDate)
- prevDayButton->setDisabled(true);
- else
- prevDayButton->setDisabled(false);
- // check end date
- if(mCurDate==mEndDate || mStartDate==mEndDate)
- nextDayButton->setDisabled(true);
- else
- nextDayButton->setDisabled(false);
-}
-void DayNavigatorWidget::prevDayButtonClicked()
-{
- if(mCurDate>mStartDate)
- {
- mCurDate = mCurDate.addDays(-1);
- configureNavigation();
- emit(dateChanged(mCurDate));
- this->update();
+void DayNavigatorWidget::setCurDate(const QDate& curDate) {
+ Q_ASSERT(curDate.isValid());
+ if (curDate == mCurDate) return;
+
+ if (!mStartDate.isValid()) {
+ // the start and end date have not been set
+ mStartDate = curDate;
+ mEndDate = curDate;
+ mCurDate = curDate;
}
+
+ else if (curDate < mStartDate) mCurDate = mStartDate;
+ else if (curDate > mEndDate) mCurDate = mEndDate;
+ else mCurDate = curDate;
+
+ configureNavigation();
+ emit(dateChanged(mCurDate));
+ this->update();
}
-void DayNavigatorWidget::nextDayButtonClicked()
-{
- if(mCurDate<mEndDate)
- {
- mCurDate = mCurDate.addDays(1);
- configureNavigation();
- emit(dateChanged(mCurDate));
- this->update();
- }
+
+void DayNavigatorWidget::configureNavigation() {
+ prevDayButton->setDisabled(mCurDate == mStartDate);
+ nextDayButton->setDisabled(mCurDate == mEndDate);
}
-void DayNavigatorWidget::todayButtonClicked()
-{
- QDate targetDate = QDate::currentDate();
- if (targetDate>mStartDate && targetDate<mEndDate)
- {
- mCurDate = targetDate;
- configureNavigation();
- emit(dateChanged(mCurDate));
- this->update();
- }
+
+void DayNavigatorWidget::prevDayButtonClicked() {
+ if(mCurDate <= mStartDate) return;
+ mCurDate = mCurDate.addDays(-1);
+ configureNavigation();
+ emit(dateChanged(mCurDate));
+ this->update();
+}
+
+
+void DayNavigatorWidget::nextDayButtonClicked() {
+ if(mCurDate >= mEndDate) return;
+ mCurDate = mCurDate.addDays(1);
+ configureNavigation();
+ emit(dateChanged(mCurDate));
+ this->update();
}
+
+void DayNavigatorWidget::todayButtonClicked() {
+ setCurDate(QDate::currentDate());
+}
+
+
void DayNavigatorWidget::paintEvent(QPaintEvent *aEvent)
{
Q_UNUSED(aEvent);
painter.drawText(q, Qt::AlignCenter, selectedDateStr);
painter.restore();
}
-
#include <QObject>
#include <QDate>
-/*#include <QPainter>*/
-/*#include <QLabel>*/
-
-/*class QFontMetrics;*/
-
-/*class VerticalLabel : public QWidget*/
-/*{*/
-
-/*public:*/
-/*VerticalLabel(QWidget *aParent = NULL)*/
-/*: QWidget(aParent)*/
-/*, mText("")*/
-/*{*/
-/*mFont = QLabel().font();*/
-/*} */
-
-/*void paintEvent(QPaintEvent *)*/
-/*{ */
-/*QPainter p(this);*/
-/*drawRotatedText(&p, 270, width()/2, height()/2, mText);*/
-/*} */
-
-/*void drawRotatedText(QPainter *aPainter, qreal aDegrees, int x, int y, const QString &aText)*/
-/*{ */
-
-/*aPainter->save();*/
-/*aPainter->setFont(mFont);*/
-/*aPainter->translate(x, y); */
-/*aPainter->rotate(aDegrees);*/
-/*QFontMetrics fm(mFont);*/
-/*QRect r = fm.boundingRect(aText);*/
-/*aPainter->drawText(-r.width()/2, fm.descent()/2, aText);*/
-/*aPainter->restore();*/
-/*} */
-
-/*void setText(const QString &aText)*/
-/*{*/
-/*mText = aText;*/
-/*update();*/
-/*}*/
-
-/*private:*/
-/*QString mText;*/
-/*QFont mFont;*/
-/*};*/
-
-class DayNavigatorWidget : public QWidget, private Ui::DayNavigatorWidget
-{
+/** The DayNavigator widget manages three dates, the startDate, curDate and endDate.
+Either startDate, curDate and endDate all have to be valid and startDate <= curDate <= endDate,
+OR all three dates are invalid (representing "no date range", e.g. no conference). */
+class DayNavigatorWidget : public QWidget, private Ui::DayNavigatorWidget {
Q_OBJECT
public:
DayNavigatorWidget(QWidget *aParent = NULL);
~DayNavigatorWidget() {}
void setDates(const QDate &aStartDate, const QDate &aEndDate);
+ void setCurDate(const QDate& curDate);
QDate curDate() const {return mCurDate;}
protected:
void paintEvent(QPaintEvent *);
QDate mStartDate;
QDate mEndDate;
QDate mCurDate;
- QFontMetrics *mFontMetrics;
};
#endif /* DAYNAVIGATORWIDGET_H */