116 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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| This file is part of Telegram Desktop,
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| the official desktop application for the Telegram messaging service.
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| 
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| For license and copyright information please follow this link:
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| https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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| */
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| #include "ui/search_field_controller.h"
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| 
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| #include "styles/style_widgets.h"
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| #include "ui/wrap/padding_wrap.h"
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| #include "ui/widgets/fields/input_field.h"
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| #include "ui/widgets/shadow.h"
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| #include "ui/widgets/buttons.h"
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| #include "lang/lang_keys.h"
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| 
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| namespace Ui {
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| 
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| SearchFieldController::SearchFieldController(const QString &query)
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| : _query(query) {
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| }
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| 
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| auto SearchFieldController::createRowView(
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| 		QWidget *parent,
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| 		const style::SearchFieldRow &st) -> RowView {
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| 	auto result = base::make_unique_q<Ui::FixedHeightWidget>(
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| 		parent,
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| 		st.height);
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| 	auto wrap = result.get();
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| 
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| 	auto field = createField(wrap, st.field).release();
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| 	field->show();
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| 	field->cancelled(
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| 	) | rpl::start_with_next([=] {
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| 		field->setText(QString());
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| 	}, field->lifetime());
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| 
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| 	auto cancel = CreateChild<Ui::CrossButton>(
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| 		wrap,
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| 		st.fieldCancel);
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| 	cancel->addClickHandler([=] {
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| 		field->setText(QString());
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| 	});
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| 	queryValue(
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| 	) | rpl::map([](const QString &value) {
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| 		return !value.isEmpty();
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| 	}) | rpl::start_with_next([cancel](bool shown) {
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| 		cancel->toggle(shown, anim::type::normal);
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| 	}, cancel->lifetime());
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| 	cancel->finishAnimating();
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| 
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| 	auto shadow = CreateChild<Ui::PlainShadow>(wrap);
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| 	shadow->show();
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| 
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| 	wrap->widthValue(
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| 	) | rpl::start_with_next([=, &st](int newWidth) {
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| 		auto availableWidth = newWidth
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| 			- st.fieldIconSkip
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| 			- st.fieldCancelSkip;
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| 		field->setGeometryToLeft(
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| 			st.padding.left() + st.fieldIconSkip,
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| 			st.padding.top(),
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| 			availableWidth,
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| 			field->height());
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| 		cancel->moveToRight(0, 0);
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| 		shadow->setGeometry(
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| 			0,
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| 			st.height - st::lineWidth,
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| 			newWidth,
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| 			st::lineWidth);
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| 	}, wrap->lifetime());
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| 	wrap->paintRequest(
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| 	) | rpl::start_with_next([=, &st] {
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| 		auto p = QPainter(wrap);
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| 		st.fieldIcon.paint(
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| 			p,
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| 			st.padding.left(),
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| 			st.padding.top(),
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| 			wrap->width());
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| 	}, wrap->lifetime());
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| 
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| 	_view.release();
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| 	_view.reset(wrap);
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| 	return { std::move(result), field };
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| }
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| 
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| QString SearchFieldController::query() const {
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| 	return _query.current();
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| }
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| 
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| rpl::producer<QString> SearchFieldController::queryValue() const {
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| 	return _query.value();
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| }
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| 
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| rpl::producer<QString> SearchFieldController::queryChanges() const {
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| 	return _query.changes();
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| }
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| 
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| base::unique_qptr<Ui::InputField> SearchFieldController::createField(
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| 		QWidget *parent,
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| 		const style::InputField &st) {
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| 	auto result = base::make_unique_q<Ui::InputField>(
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| 		parent,
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| 		st,
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| 		tr::lng_dlg_filter(),
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| 		_query.current());
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| 	auto field = result.get();
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| 	field->changes(
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| 	) | rpl::start_with_next([=] {
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| 		_query = field->getLastText();
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| 	}, field->lifetime());
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| 	_view.reset(field);
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| 	return result;
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| }
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| 
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| } // namespace Ui
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