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Respected first day of week from system in calendar box.

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This commit is contained in:
23rd 2025-01-22 11:23:08 +03:00
parent f1ffe2a641
commit b412ee258d
1 changed files with 31 additions and 13 deletions
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44
Telegram/SourceFiles/ui/boxes/calendar_box.cpp
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@ -75,6 +75,9 @@ public:
[[nodiscard]] rpl::producer<QDate> monthValue() const {
return _month.value();
}
[[nodiscard]] int firstDayShift() const {
return _firstDayShift;
}
[[nodiscard]] QDate dateFromIndex(int index) const;
[[nodiscard]] QString labelFromIndex(int index) const;
@ -97,9 +100,14 @@ private:
};
void applyMonth(const QDate &month, bool forced = false);
static int DaysShiftForMonth(QDate month, QDate min);
static int RowsCountForMonth(QDate month, QDate min, QDate max);
static int DaysShiftForMonth(QDate month, QDate min, int firstDayShift);
static int RowsCountForMonth(
QDate month,
QDate min,
QDate max,
int firstDayShift);
const int _firstDayShift = 0;
bool _allowsSelection = false;
rpl::variable<QDate> _month;
@ -124,7 +132,9 @@ private:
};
CalendarBox::Context::Context(QDate month, QDate highlighted)
: _highlighted(highlighted) {
: _firstDayShift(static_cast<int>(QLocale().firstDayOfWeek())
- static_cast<int>(Qt::Monday))
, _highlighted(highlighted) {
showMonth(month);
}
@ -157,8 +167,8 @@ bool CalendarBox::Context::showsMonthOf(QDate date) const {
void CalendarBox::Context::applyMonth(const QDate &month, bool forced) {
const auto was = _month.current();
_daysCount = month.daysInMonth();
_daysShift = DaysShiftForMonth(month, _min);
_rowsCount = RowsCountForMonth(month, _min, _max);
_daysShift = DaysShiftForMonth(month, _min, _firstDayShift);
_rowsCount = RowsCountForMonth(month, _min, _max, _firstDayShift);
_highlightedIndex = month.daysTo(_highlighted);
_minDayIndex = _min.isNull() ? INT_MIN : month.daysTo(_min);
_maxDayIndex = _max.isNull() ? INT_MAX : month.daysTo(_max);
@ -197,7 +207,10 @@ void CalendarBox::Context::skipMonth(int skip) {
showMonth(QDate(year, month, 1));
}
int CalendarBox::Context::DaysShiftForMonth(QDate month, QDate min) {
int CalendarBox::Context::DaysShiftForMonth(
QDate month,
QDate min,
int firstDayShift) {
Expects(!month.isNull());
constexpr auto kMaxRows = 6;
@ -208,22 +221,23 @@ int CalendarBox::Context::DaysShiftForMonth(QDate month, QDate min) {
if (min.isNull()) {
min = month.addYears(-1);
} else if (min >= month) {
return from;
return from - firstDayShift;
}
if (min.day() != 1) {
min = QDate(min.year(), min.month(), 1);
}
const auto add = min.daysTo(month) - inWeekIndex + (min.dayOfWeek() - 1);
return from + add;
return from + add - firstDayShift;
}
int CalendarBox::Context::RowsCountForMonth(
QDate month,
QDate min,
QDate max) {
QDate max,
int firstDayShift) {
Expects(!month.isNull());
const auto daysShift = DaysShiftForMonth(month, min);
const auto daysShift = DaysShiftForMonth(month, min, firstDayShift);
const auto daysCount = month.daysInMonth();
const auto cellsCount = daysShift + daysCount;
auto result = (cellsCount / kDaysInWeek);
@ -533,6 +547,8 @@ void CalendarBox::Inner::paintRows(QPainter &p, QRect clip) {
index += fromRow * kDaysInWeek;
const auto innerSkipLeft = (_st.cellSize.width() - _st.cellInner) / 2;
const auto innerSkipTop = (_st.cellSize.height() - _st.cellInner) / 2;
const auto fromCol = _context->firstDayShift();
const auto toCol = fromCol + kDaysInWeek;
for (auto row = fromRow; row != tillRow; ++row, y += rowHeight) {
auto x = rowsLeft();
const auto fromIndex = index;
@ -558,7 +574,7 @@ void CalendarBox::Inner::paintRows(QPainter &p, QRect clip) {
(_st.cellInner / 2.) + st::lineWidth);
p.setBrush(Qt::NoBrush);
}
for (auto col = 0; col != kDaysInWeek; ++col, ++index, x += _st.cellSize.width()) {
for (auto col = fromCol; col != toCol; ++col, ++index, x += _st.cellSize.width()) {
const auto rect = myrtlrect(x, y, _st.cellSize.width(), _st.cellSize.height());
const auto selected = (index >= selectedMin) && (index <= selectedMax);
const auto grayedOut = !selected && (index < 0 || index >= daysCount);
@ -825,12 +841,14 @@ void CalendarBox::Title::paintDayNames(Painter &p, QRect clip) {
if (!myrtlrect(x, y, _st.cellSize.width() * kDaysInWeek, _st.daysHeight).intersects(clip)) {
return;
}
for (auto i = 0; i != kDaysInWeek; ++i, x += _st.cellSize.width()) {
const auto from = _context->firstDayShift();
const auto to = from + kDaysInWeek;
for (auto i = from; i != to; ++i, x += _st.cellSize.width()) {
auto rect = myrtlrect(x, y, _st.cellSize.width(), _st.daysHeight);
if (!rect.intersects(clip)) {
continue;
}
p.drawText(rect, langDayOfWeek(i + 1), style::al_top);
p.drawText(rect, langDayOfWeek((i % 7) + 1), style::al_top);
}
}