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/*
* qtmaildir - a Qt6 mail client for notmuch-indexed Maildirs
* Copyright (C) 2026 Danilo M. <danix@danix.xyz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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 "agendaview.h"
#include <QIcon>
#include <QLocale>
#include <QPainter>
#include <QPixmap>
namespace {
constexpr int kItemRole = Qt::UserRole; ///< Index into the items, or -1 for a header.
constexpr int kDayRole = Qt::UserRole + 1; ///< The header's date.
}
AgendaView::AgendaView(QWidget *parent) : QListWidget(parent)
{
connect(this, &QListWidget::itemClicked, this, [this](QListWidgetItem *row) {
const int item = row->data(kItemRole).toInt();
if (item >= 0)
emit itemClicked(item);
});
}
void AgendaView::setItems(const QList<CalendarItem> &items)
{
clear();
const QLocale locale;
QDate current;
for (int i = 0; i < items.size(); ++i) {
const CalendarItem &item = items[i];
// A blank item is a placeholder the window leaves so every row's
// index stays the same as the month grid's: skipped, not shown.
if (item.title.isEmpty())
continue;
const QDate day = item.occurrence.start.toLocalTime().date();
if (day != current) {
current = day;
auto *header = new QListWidgetItem(locale.toString(day, QLocale::LongFormat), this);
QFont bold = header->font();
bold.setBold(true);
header->setFont(bold);
header->setFlags(Qt::ItemIsEnabled); // not selectable
header->setData(kItemRole, -1);
header->setData(kDayRole, day);
}
const QString when = item.occurrence.allDay
? tr("all day")
: tr("%1 - %2").arg(locale.toString(item.occurrence.start.toLocalTime().time(), QLocale::ShortFormat),
locale.toString(item.occurrence.end.toLocalTime().time(), QLocale::ShortFormat));
QPixmap swatch(10, 10);
swatch.fill(Qt::transparent);
QPainter(&swatch).fillRect(swatch.rect(), item.color);
auto *row = new QListWidgetItem(QIcon(swatch), when + QStringLiteral(" ") + item.title, this);
row->setData(kItemRole, i);
}
}
void AgendaView::setSelected(int item)
{
// Headers carry -1 in kItemRole, so a bare loop would match the first
// header for "nothing selected" and leave the previous row highlighted.
if (item < 0) {
clearSelection();
return;
}
for (int r = 0; r < count(); ++r) {
if (this->item(r)->data(kItemRole).toInt() == item) {
setCurrentRow(r);
return;
}
}
clearSelection();
}
void AgendaView::scrollToDay(const QDate &day)
{
for (int r = 0; r < count(); ++r) {
const QDate header = item(r)->data(kDayRole).toDate();
if (header.isValid() && header >= day) {
scrollToItem(item(r), QAbstractItemView::PositionAtTop);
return;
}
}
}
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