109 lines
2.9 KiB
C++
109 lines
2.9 KiB
C++
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/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#include "ui/search_field_controller.h"
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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/input_fields.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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namespace Ui {
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object_ptr<Ui::RpWidget> SearchFieldController::createView(
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QWidget *parent,
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const style::SearchFieldRow &st) {
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auto result = object_ptr<Ui::FixedHeightWidget>(
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parent,
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st.height);
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auto cancel = CreateChild<Ui::CrossButton>(
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result.data(),
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st.fieldCancel);
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cancel->addClickHandler([=] { clearQuery(); });
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auto field = CreateChild<Ui::InputField>(
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result.data(),
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st.field,
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langFactory(lng_dlg_filter),
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_query.current());
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field->show();
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field->connect(field, &Ui::InputField::changed, [=] {
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setQueryFromField(field->getLastText());
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});
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field->connect(field, &Ui::InputField::cancelled, [=] {
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clearQuery();
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});
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auto shadow = CreateChild<Ui::PlainShadow>(result.data());
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shadow->show();
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result->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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}, result->lifetime());
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result->paintRequest()
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| rpl::start_with_next([=, &st] {
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Painter p(_view.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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_view.wrap->width());
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}, result->lifetime());
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_view.wrap.reset(result);
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_view.cancel = cancel;
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_view.field = field;
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return std::move(result);
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}
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void SearchFieldController::setQueryFromField(const QString &query) {
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_query = query;
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if (_view.cancel) {
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_view.cancel->toggleAnimated(!query.isEmpty());
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}
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}
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void SearchFieldController::clearQuery() {
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if (_view.field) {
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_view.field->setText(QString());
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} else {
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setQueryFromField(QString());
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}
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}
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} // namespace Ui
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