2 * Copyright (C) 2010 Ixonos Plc.
3 * Copyright (C) 2011-2021 Philipp Spitzer, gregor herrmann, Stefan Stahl
5 * This file is part of ConfClerk.
7 * ConfClerk is free software: you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation, either version 2 of the License, or (at your option)
12 * ConfClerk is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 * You should have received a copy of the GNU General Public License along with
18 * ConfClerk. If not, see <http://www.gnu.org/licenses/>.
24 #include "daynavigatorwidget.h"
25 #include "conference.h"
26 #include "application.h"
29 DayNavigatorWidget::DayNavigatorWidget(QWidget *aParent): QWidget(aParent) {
32 connect(prevDayButton, SIGNAL(clicked()), SLOT(prevDayButtonClicked()));
33 connect(nextDayButton, SIGNAL(clicked()), SLOT(nextDayButtonClicked()));
35 configureNavigation();
39 void DayNavigatorWidget::setDates(const QDate &aStartDate, const QDate &aEndDate) {
40 Q_ASSERT(aStartDate.isValid() && aEndDate.isValid() && aStartDate<=aEndDate);
42 mStartDate = aStartDate;
45 if (!mCurDate.isValid()) mCurDate = mStartDate;
46 // if mCurDate is out of range, set it to mstartDate
47 else if (mCurDate < mStartDate || mCurDate > mEndDate) mCurDate = mStartDate;
49 configureNavigation();
50 emit(dateChanged(mCurDate));
55 void DayNavigatorWidget::setCurDate(const QDate& curDate) {
56 Q_ASSERT(curDate.isValid());
57 if (curDate == mCurDate) return;
59 if (!mStartDate.isValid()) {
60 // the start and end date have not been set
66 else if (curDate < mStartDate) mCurDate = mStartDate;
67 else if (curDate > mEndDate) mCurDate = mEndDate;
68 else mCurDate = curDate;
70 configureNavigation();
71 emit(dateChanged(mCurDate));
76 void DayNavigatorWidget::unsetDates() {
81 configureNavigation();
82 emit(dateChanged(mCurDate));
86 QSize DayNavigatorWidget::minimumSizeHint() const {
90 return QSize(fontMetrics().lineSpacing() * 3 / 2, 0);
95 void DayNavigatorWidget::configureNavigation() {
96 prevDayButton->setDisabled(!mStartDate.isValid() || mCurDate == mStartDate);
97 nextDayButton->setDisabled(!mEndDate.isValid() || mCurDate == mEndDate);
101 void DayNavigatorWidget::prevDayButtonClicked() {
102 if(mCurDate <= mStartDate) return;
103 mCurDate = mCurDate.addDays(-1);
104 configureNavigation();
105 emit(dateChanged(mCurDate));
110 void DayNavigatorWidget::nextDayButtonClicked() {
111 if(mCurDate >= mEndDate) return;
112 mCurDate = mCurDate.addDays(1);
113 configureNavigation();
114 emit(dateChanged(mCurDate));
119 void DayNavigatorWidget::paintEvent(QPaintEvent *aEvent) {
121 QString selectedDateStr;
122 if (mCurDate.isValid()) {
123 QString selectedDateFormat =
129 selectedDateStr = mCurDate.toString(selectedDateFormat);
130 bool hasConference = ((Application*) qApp)->hasActiveConference();
132 Conference& conference = ((Application*) qApp)->activeConference();
133 if (conference.hasDisplayTimeShift() && conference.displayTimeShift() != 0) {
135 bool minus = conference.displayTimeShift() < 0;
136 shift = shift.addSecs(conference.displayTimeShift() * 60 * (minus ? -1 : 1));
137 selectedDateStr += " • " + (minus ? QString("-") : "+") + shift.toString("HH:mm");
141 selectedDateStr = tr("No date");
143 QPainter painter(this);
146 // rectangle only for the text
147 QRect q(-selectedDate->height()-selectedDate->y(), selectedDate->x(), selectedDate->height(), selectedDate->width());
150 // font size adjustion, static on maemo, dynamically otherwise
151 QFont f = painter.font();
155 #if QT_VERSION >= 0x050b00 // QT 5.11
156 auto dateStrWidth = painter.fontMetrics().horizontalAdvance(selectedDateStr);
158 auto dateStrWidth = painter.fontMetrics().width(selectedDateStr);
160 qreal factor = (qreal) 2 * q.width() / dateStrWidth;
162 if (factor < 1) f.setPointSizeF(f.pointSizeF() * factor);
165 painter.drawText(q, Qt::AlignCenter, selectedDateStr);