tdesktop/Telegram/SourceFiles/ui/search_field_controller.cpp
John Preston d014b47958 Move Info::TopBarOverride to Info::TopBar.
This allows to improve animations in shared media items selection.
2017-11-27 15:43:57 +04:00

129 lines
3.4 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It 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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "ui/search_field_controller.h"
#include "styles/style_widgets.h"
#include "ui/wrap/padding_wrap.h"
#include "ui/widgets/input_fields.h"
#include "ui/widgets/shadow.h"
#include "ui/widgets/buttons.h"
#include "lang/lang_keys.h"
namespace Ui {
SearchFieldController::SearchFieldController(const QString &query)
: _query(query) {
}
base::unique_qptr<Ui::RpWidget> SearchFieldController::createRowView(
QWidget *parent,
const style::SearchFieldRow &st) {
auto result = base::make_unique_q<Ui::FixedHeightWidget>(
parent,
st.height);
auto wrap = result.get();
auto field = createField(wrap, st.field).release();
field->show();
field->connect(field, &Ui::InputField::cancelled, [=] {
field->setText(QString());
});
auto cancel = CreateChild<Ui::CrossButton>(
wrap,
st.fieldCancel);
cancel->addClickHandler([=] {
field->setText(QString());
});
queryValue()
| rpl::map([](const QString &value) {
return !value.isEmpty();
})
| rpl::start_with_next([cancel](bool shown) {
cancel->toggle(shown, anim::type::normal);
}, cancel->lifetime());
cancel->finishAnimating();
auto shadow = CreateChild<Ui::PlainShadow>(wrap);
shadow->show();
wrap->widthValue()
| rpl::start_with_next([=, &st](int newWidth) {
auto availableWidth = newWidth
- st.fieldIconSkip
- st.fieldCancelSkip;
field->setGeometryToLeft(
st.padding.left() + st.fieldIconSkip,
st.padding.top(),
availableWidth,
field->height());
cancel->moveToRight(0, 0);
shadow->setGeometry(
0,
st.height - st::lineWidth,
newWidth,
st::lineWidth);
}, wrap->lifetime());
wrap->paintRequest()
| rpl::start_with_next([=, &st] {
Painter p(wrap);
st.fieldIcon.paint(
p,
st.padding.left(),
st.padding.top(),
wrap->width());
}, wrap->lifetime());
_view.release();
_view.reset(wrap);
return std::move(result);
}
QString SearchFieldController::query() const {
return _query.current();
}
rpl::producer<QString> SearchFieldController::queryValue() const {
return _query.value();
}
rpl::producer<QString> SearchFieldController::queryChanges() const {
return _query.changes();
}
base::unique_qptr<Ui::InputField> SearchFieldController::createField(
QWidget *parent,
const style::InputField &st) {
auto result = base::make_unique_q<Ui::InputField>(
parent,
st,
langFactory(lng_dlg_filter),
_query.current());
auto field = result.get();
field->connect(field, &Ui::InputField::changed, [=] {
_query = field->getLastText();
});
_view.reset(field);
return result;
}
} // namespace Ui