112 lines
3.1 KiB
C++
112 lines
3.1 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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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/controls/invite_link_label.h"
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#include "ui/painter.h"
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#include "ui/rp_widget.h"
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#include "ui/widgets/labels.h"
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#include "ui/widgets/buttons.h"
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#include "ui/widgets/popup_menu.h"
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#include "styles/style_info.h"
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namespace Ui {
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InviteLinkLabel::InviteLinkLabel(
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not_null<QWidget*> parent,
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rpl::producer<QString> text,
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Fn<base::unique_qptr<PopupMenu>()> createMenu)
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: _outer(std::in_place, parent) {
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_outer->resize(_outer->width(), st::inviteLinkFieldHeight);
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const auto label = CreateChild<FlatLabel>(
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_outer.get(),
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std::move(text),
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createMenu ? st::defaultFlatLabel : st::inviteLinkFieldLabel);
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label->setAttribute(Qt::WA_TransparentForMouseEvents);
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const auto button = createMenu
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? CreateChild<IconButton>(_outer.get(), st::inviteLinkThreeDots)
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: (IconButton*)(nullptr);
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_outer->widthValue(
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) | rpl::start_with_next([=](int width) {
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const auto margin = st::inviteLinkFieldMargin;
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const auto labelWidth = width - margin.left() - margin.right();
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label->resizeToWidth(labelWidth);
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label->moveToLeft(
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createMenu
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? margin.left()
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: (width - labelWidth) / 2,
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margin.top());
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if (button) {
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button->moveToRight(0, 0);
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}
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}, _outer->lifetime());
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_outer->paintRequest(
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) | rpl::start_with_next([=] {
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auto p = QPainter(_outer.get());
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p.setPen(Qt::NoPen);
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p.setBrush(st::filterInputInactiveBg);
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{
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PainterHighQualityEnabler hq(p);
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p.drawRoundedRect(
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_outer->rect(),
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st::inviteLinkFieldRadius,
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st::inviteLinkFieldRadius);
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}
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}, _outer->lifetime());
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_outer->setCursor(style::cur_pointer);
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if (createMenu) {
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rpl::merge(
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button->clicks() | rpl::to_empty,
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_outer->events(
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) | rpl::filter([=](not_null<QEvent*> event) {
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return (event->type() == QEvent::MouseButtonPress)
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&& (static_cast<QMouseEvent*>(event.get())->button()
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== Qt::RightButton);
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}) | rpl::to_empty
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) | rpl::start_with_next([=] {
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if (_menu) {
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_menu = nullptr;
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} else if ((_menu = createMenu())) {
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_menu->popup(QCursor::pos());
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}
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}, _outer->lifetime());
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}
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}
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object_ptr<RpWidget> InviteLinkLabel::take() {
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return object_ptr<RpWidget>::fromRaw(_outer.get());
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}
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rpl::producer<> InviteLinkLabel::clicks() {
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return _outer->events(
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) | rpl::filter([=](not_null<QEvent*> event) {
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return (event->type() == QEvent::MouseButtonPress)
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&& (static_cast<QMouseEvent*>(event.get())->button()
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== Qt::LeftButton);
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}) | rpl::map([=](not_null<QEvent*> event) {
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return _outer->events(
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) | rpl::filter([=](not_null<QEvent*> event) {
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return (event->type() == QEvent::MouseButtonRelease)
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&& (static_cast<QMouseEvent*>(event.get())->button()
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== Qt::LeftButton);
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}) | rpl::take(1) | rpl::filter([=](not_null<QEvent*> event) {
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return (_outer->rect().contains(
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static_cast<QMouseEvent*>(event.get())->pos()));
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});
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}) | rpl::flatten_latest() | rpl::to_empty;
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}
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rpl::lifetime &InviteLinkLabel::lifetime() {
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return _outer->lifetime();
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}
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} // namespace Ui
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