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Added ability to change time in schedule box with wheel.

This commit is contained in:
23rd 2020-06-09 03:34:24 +03:00 committed by John Preston
parent 2743aee614
commit 425423e113
1 changed files with 39 additions and 12 deletions
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51
Telegram/SourceFiles/history/view/history_view_schedule_box.cpp
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@ -70,12 +70,14 @@ public:
using MaskedInputField::MaskedInputField;
void setMaxValue(int value);
void setWheelStep(int value);
rpl::producer<> erasePrevious() const;
rpl::producer<QChar> putNext() const;
protected:
void keyPressEvent(QKeyEvent *e) override;
void wheelEvent(QWheelEvent *e) override;
void correctValue(
const QString &was,
@ -86,11 +88,21 @@ protected:
private:
int _maxValue = 0;
int _maxDigits = 0;
int _wheelStep = 0;
rpl::event_stream<> _erasePrevious;
rpl::event_stream<QChar> _putNext;
};
int Number(not_null<TimePart*> field) {
const auto text = field->getLastText();
auto ref = text.midRef(0);
while (!ref.isEmpty() && ref.at(0) == '0') {
ref = ref.mid(1);
}
return ref.toInt();
}
class TimeInput final : public Ui::RpWidget {
public:
TimeInput(QWidget *parent, const QString &value);
@ -121,7 +133,6 @@ private:
int hour() const;
int minute() const;
int number(const object_ptr<TimePart> &field) const;
object_ptr<TimePart> _hour;
object_ptr<Ui::PaddingWrap<Ui::FlatLabel>> _separator1;
@ -181,6 +192,10 @@ void TimePart::setMaxValue(int value) {
}
}
void TimePart::setWheelStep(int value) {
_wheelStep = value;
}
rpl::producer<> TimePart::erasePrevious() const {
return _erasePrevious.events();
}
@ -199,6 +214,25 @@ void TimePart::keyPressEvent(QKeyEvent *e) {
}
}
void TimePart::wheelEvent(QWheelEvent *e) {
// Only a mouse wheel is accepted.
constexpr auto step = static_cast<int>(QWheelEvent::DefaultDeltasPerStep);
const auto delta = e->angleDelta().y();
const auto absDelta = std::abs(delta);
if (absDelta != step) {
return;
}
auto time = Number(this) + ((delta / absDelta) * _wheelStep);
const auto max = _maxValue + 1;
if (time < 0) {
time += max;
} else if (time >= max) {
time -= max;
}
setText(QString::number(time));
}
void TimePart::correctValue(
const QString &was,
int wasCursor,
@ -290,10 +324,12 @@ TimeInput::TimeInput(QWidget *parent, const QString &value)
connect(_hour, &Ui::MaskedInputField::changed, changed);
connect(_minute, &Ui::MaskedInputField::changed, changed);
_hour->setMaxValue(23);
_hour->setWheelStep(1);
_hour->putNext() | rpl::start_with_next([=](QChar ch) {
putNext(_minute, ch);
}, lifetime());
_minute->setMaxValue(59);
_minute->setWheelStep(10);
_minute->erasePrevious() | rpl::start_with_next([=] {
erasePrevious(_hour);
}, lifetime());
@ -356,21 +392,12 @@ bool TimeInput::setFocusFast() {
return true;
}
int TimeInput::number(const object_ptr<TimePart> &field) const {
const auto text = field->getLastText();
auto ref = text.midRef(0);
while (!ref.isEmpty() && ref.at(0) == '0') {
ref = ref.mid(1);
}
return ref.toInt();
}
int TimeInput::hour() const {
return number(_hour);
return Number(_hour);
}
int TimeInput::minute() const {
return number(_minute);
return Number(_minute);
}
QString TimeInput::valueCurrent() const {