524 lines
13 KiB
C++
524 lines
13 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 "window/window_connecting_widget.h"
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#include "ui/widgets/buttons.h"
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#include "ui/effects/radial_animation.h"
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#include "boxes/connection_box.h"
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#include "lang/lang_keys.h"
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#include "styles/style_window.h"
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namespace Window {
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namespace {
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constexpr auto kIgnoreStartConnectingFor = TimeMs(3000);
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constexpr auto kConnectingStateDelay = TimeMs(1000);
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constexpr auto kRefreshTimeout = TimeMs(200);
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constexpr auto kMinimalWaitingStateDuration = TimeMs(4000);
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class Progress : public Ui::RpWidget {
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public:
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Progress(QWidget *parent);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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void step(TimeMs ms, bool timer);
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Ui::InfiniteRadialAnimation _animation;
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};
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Progress::Progress(QWidget *parent)
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: RpWidget(parent)
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, _animation(animation(this, &Progress::step), st::connectingRadial) {
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setAttribute(Qt::WA_OpaquePaintEvent);
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setAttribute(Qt::WA_TransparentForMouseEvents);
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resize(st::connectingRadial.size);
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_animation.start();
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}
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void Progress::paintEvent(QPaintEvent *e) {
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Painter p(this);
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p.fillRect(e->rect(), st::windowBg);
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const auto &st = st::connectingRadial;
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const auto shift = st.thickness - (st.thickness / 2);
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_animation.draw(
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p,
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{ shift, shift },
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QSize(st.size.width() - 2 * shift, st.size.height() - 2 * shift),
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width());
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}
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void Progress::step(TimeMs ms, bool timer) {
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if (timer) {
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update();
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}
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}
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} // namespace
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class ConnectingWidget::ProxyIcon : public Ui::RpWidget {
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public:
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ProxyIcon(QWidget *parent);
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void setToggled(bool toggled);
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void setOpacity(float64 opacity);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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float64 _opacity = 1.;
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QPixmap _cacheOn;
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QPixmap _cacheOff;
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bool _toggled = true;
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};
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ConnectingWidget::ProxyIcon::ProxyIcon(QWidget *parent) : RpWidget(parent) {
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resize(
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std::max(
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st::connectingRadial.size.width(),
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st::connectingProxyOn.width()),
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std::max(
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st::connectingRadial.size.height(),
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st::connectingProxyOn.height()));
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const auto prepareCache = [&](const style::icon &icon) {
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auto image = QImage(
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size() * cIntRetinaFactor(),
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QImage::Format_ARGB32_Premultiplied);
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image.fill(st::windowBg->c);
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{
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Painter p(&image);
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icon.paint(
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p,
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(width() - icon.width()) / 2,
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(height() - icon.height()) / 2,
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width());
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}
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return App::pixmapFromImageInPlace(std::move(image));
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};
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_cacheOn = prepareCache(st::connectingProxyOn);
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_cacheOff = prepareCache(st::connectingProxyOff);
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}
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void ConnectingWidget::ProxyIcon::setToggled(bool toggled) {
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if (_toggled != toggled) {
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_toggled = toggled;
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update();
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}
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}
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void ConnectingWidget::ProxyIcon::setOpacity(float64 opacity) {
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_opacity = opacity;
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if (_opacity == 0.) {
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hide();
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} else if (isHidden()) {
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show();
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}
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update();
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}
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void ConnectingWidget::ProxyIcon::paintEvent(QPaintEvent *e) {
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Painter p(this);
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p.setOpacity(_opacity);
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p.drawPixmap(0, 0, _toggled ? _cacheOn : _cacheOff);
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}
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bool ConnectingWidget::State::operator==(const State &other) const {
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return (type == other.type)
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&& (useProxy == other.useProxy)
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&& (underCursor == other.underCursor)
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&& (waitTillRetry == other.waitTillRetry);
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}
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ConnectingWidget::ConnectingWidget(QWidget *parent)
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: AbstractButton(parent)
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, _refreshTimer([=] { refreshState(); })
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, _currentLayout(computeLayout(_state)) {
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_proxyIcon = Ui::CreateChild<ProxyIcon>(this);
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_progress = Ui::CreateChild<Progress>(this);
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addClickHandler([=] {
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Ui::show(ProxiesBoxController::CreateOwningBox());
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});
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subscribe(Global::RefConnectionTypeChanged(), [=] {
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refreshState();
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});
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refreshState();
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}
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rpl::producer<float64> ConnectingWidget::visibility() const {
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return _visibilityValues.events_starting_with(currentVisibility());
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}
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void ConnectingWidget::finishAnimating() {
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if (_contentWidth.animating()) {
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_contentWidth.finish();
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updateWidth();
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}
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if (_visibility.animating()) {
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_visibility.finish();
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updateVisibility();
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}
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}
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void ConnectingWidget::setForceHidden(bool hidden) {
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if (_forceHidden == hidden) {
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return;
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}
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if (hidden) {
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const auto real = isHidden();
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if (!real) {
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hide();
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}
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_realHidden = real;
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}
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_forceHidden = hidden;
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if (!hidden && isHidden() != _realHidden) {
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setVisible(!_realHidden);
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}
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}
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void ConnectingWidget::setVisibleHook(bool visible) {
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if (_forceHidden) {
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_realHidden = !visible;
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return;
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}
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QWidget::setVisible(visible);
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}
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base::unique_qptr<ConnectingWidget> ConnectingWidget::CreateDefaultWidget(
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Ui::RpWidget *parent,
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rpl::producer<bool> shown) {
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auto result = base::make_unique_q<Window::ConnectingWidget>(parent);
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const auto weak = result.get();
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rpl::combine(
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result->visibility(),
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parent->heightValue(),
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std::move(shown)
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) | rpl::start_with_next([=](float64 visible, int height, bool shown) {
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const auto hidden = (visible == 0.) || !shown;
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if (weak->isHidden() != hidden) {
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weak->setVisible(!hidden);
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}
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const auto size = weak->size();
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weak->moveToLeft(0, anim::interpolate(
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height - st::connectingMargin.top(),
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height - weak->height(),
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visible));
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}, weak->lifetime());
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result->finishAnimating();
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return result;
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}
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void ConnectingWidget::onStateChanged(
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AbstractButton::State was,
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StateChangeSource source) {
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crl::on_main(this, [=] { refreshState(); });
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}
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void ConnectingWidget::paintEvent(QPaintEvent *e) {
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Painter p(this);
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PainterHighQualityEnabler hq(p);
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p.setPen(Qt::NoPen);
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p.setBrush(st::windowBg);
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const auto inner = innerRect();
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const auto content = contentRect();
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const auto text = textRect();
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const auto left = inner.topLeft();
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const auto right = content.topLeft() + QPoint(content.width(), 0);
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st::connectingLeftShadow.paint(p, left, width());
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st::connectingLeft.paint(p, left, width());
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st::connectingRightShadow.paint(p, right, width());
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st::connectingRight.paint(p, right, width());
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st::connectingBodyShadow.fill(p, content);
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st::connectingBody.fill(p, content);
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const auto available = text.width();
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if (available > 0 && !_currentLayout.text.isEmpty()) {
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p.setFont(st::normalFont);
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p.setPen(st::windowSubTextFg);
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if (available >= _currentLayout.textWidth) {
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p.drawTextLeft(
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text.x(),
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text.y(),
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width(),
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_currentLayout.text,
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_currentLayout.textWidth);
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} else {
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p.drawTextLeft(
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text.x(),
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text.y(),
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width(),
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st::normalFont->elided(_currentLayout.text, available));
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}
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}
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}
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QRect ConnectingWidget::innerRect() const {
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return rect().marginsRemoved(
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st::connectingMargin
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);
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}
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QRect ConnectingWidget::contentRect() const {
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return innerRect().marginsRemoved(style::margins(
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st::connectingLeft.width(),
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0,
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st::connectingRight.width(),
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0));
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}
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QRect ConnectingWidget::textRect() const {
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return contentRect().marginsRemoved(
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st::connectingTextPadding
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);
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}
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void ConnectingWidget::resizeEvent(QResizeEvent *e) {
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{
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const auto xShift = (height() - _progress->width()) / 2;
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const auto yShift = (height() - _progress->height()) / 2;
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_progress->moveToLeft(xShift, yShift);
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}
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{
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const auto xShift = (height() - _proxyIcon->width()) / 2;
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const auto yShift = (height() - _proxyIcon->height()) / 2;
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_proxyIcon->moveToRight(xShift, yShift);
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}
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updateRetryGeometry();
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}
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void ConnectingWidget::updateRetryGeometry() {
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if (!_retry) {
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return;
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}
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const auto text = textRect();
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const auto available = text.width() - _currentLayout.textWidth;
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if (available <= 0) {
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_retry->hide();
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} else {
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_retry->show();
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_retry->resize(
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std::min(available, _retry->naturalWidth()),
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innerRect().height());
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_retry->moveToLeft(
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text.x() + text.width() - _retry->width(),
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st::connectingMargin.top());
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}
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}
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void ConnectingWidget::refreshState() {
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const auto state = [&]() -> State {
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const auto under = isOver();
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const auto mtp = MTP::dcstate();
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const auto throughProxy = Global::UseProxy();
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if (mtp == MTP::ConnectingState
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|| mtp == MTP::DisconnectedState
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|| (mtp < 0 && mtp > -600)) {
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return { State::Type::Connecting, throughProxy, under };
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} else if (mtp < 0
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&& mtp >= -kMinimalWaitingStateDuration
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&& _state.type != State::Type::Waiting) {
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return { State::Type::Connecting, throughProxy, under };
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} else if (mtp < 0) {
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const auto seconds = ((-mtp) / 1000) + 1;
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return { State::Type::Waiting, throughProxy, under, seconds };
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}
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return { State::Type::Connected, throughProxy, under };
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}();
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if (state.waitTillRetry > 0) {
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_refreshTimer.callOnce(kRefreshTimeout);
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}
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if (state == _state) {
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return;
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} else if (state.type == State::Type::Connecting
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&& _state.type == State::Type::Connected) {
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const auto now = getms();
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if (!_connectingStartedAt) {
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_connectingStartedAt = now;
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_refreshTimer.callOnce(kConnectingStateDelay);
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return;
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}
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const auto applyConnectingAt = std::max(
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_connectingStartedAt + kConnectingStateDelay,
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kIgnoreStartConnectingFor);
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if (now < applyConnectingAt) {
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_refreshTimer.callOnce(applyConnectingAt - now);
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return;
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}
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}
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applyState(state);
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}
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void ConnectingWidget::applyState(const State &state) {
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const auto newLayout = computeLayout(state);
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const auto guard = gsl::finally([&] {
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updateWidth();
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update();
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});
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_state = state;
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if (_currentLayout.visible != newLayout.visible) {
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changeVisibilityWithLayout(newLayout);
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return;
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}
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if (_currentLayout.contentWidth != newLayout.contentWidth) {
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if (!_currentLayout.contentWidth
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|| !newLayout.contentWidth
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|| _contentWidth.animating()) {
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_contentWidth.start(
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[=] { updateWidth(); },
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_currentLayout.contentWidth,
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newLayout.contentWidth,
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st::connectingDuration);
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}
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}
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const auto saved = _currentLayout;
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setLayout(newLayout);
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if (_currentLayout.text.isEmpty()
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&& !saved.text.isEmpty()
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&& _contentWidth.animating()) {
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_currentLayout.text = saved.text;
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_currentLayout.textWidth = saved.textWidth;
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}
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refreshRetryLink(_currentLayout.hasRetry);
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}
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void ConnectingWidget::changeVisibilityWithLayout(const Layout &layout) {
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Expects(_currentLayout.visible != layout.visible);
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const auto changeLayout = !_currentLayout.visible;
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_visibility.start(
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[=] { updateVisibility(); },
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layout.visible ? 0. : 1.,
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layout.visible ? 1. : 0.,
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st::connectingDuration);
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if (_contentWidth.animating()) {
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_contentWidth.start(
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[=] { updateWidth(); },
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_currentLayout.contentWidth,
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(changeLayout ? layout : _currentLayout).contentWidth,
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st::connectingDuration);
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}
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if (changeLayout) {
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setLayout(layout);
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} else {
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_currentLayout.visible = layout.visible;
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}
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}
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void ConnectingWidget::setLayout(const Layout &layout) {
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_currentLayout = layout;
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_proxyIcon->setToggled(_currentLayout.proxyEnabled);
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_progress->setVisible(_contentWidth.animating()
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|| _currentLayout.progressShown);
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}
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void ConnectingWidget::refreshRetryLink(bool hasRetry) {
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if (hasRetry && !_retry) {
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_retry = base::make_unique_q<Ui::LinkButton>(
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this,
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lang(lng_reconnecting_try_now),
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st::connectingRetryLink);
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_retry->addClickHandler([=] {
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MTP::restart();
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});
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updateRetryGeometry();
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} else if (!hasRetry) {
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_retry = nullptr;
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}
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}
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void ConnectingWidget::updateVisibility() {
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const auto value = currentVisibility();
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if (value == 0. && _contentWidth.animating()) {
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_contentWidth.finish();
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updateWidth();
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}
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_visibilityValues.fire_copy(value);
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}
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float64 ConnectingWidget::currentVisibility() const {
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return _visibility.current(_currentLayout.visible ? 1. : 0.);
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}
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auto ConnectingWidget::computeLayout(const State &state) const -> Layout {
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auto result = Layout();
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result.proxyEnabled = state.useProxy;
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result.progressShown = (state.type != State::Type::Connected);
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result.visible = state.useProxy
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|| state.type == State::Type::Connecting
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|| state.type == State::Type::Waiting;
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switch (state.type) {
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case State::Type::Connecting:
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result.text = state.underCursor ? lang(lng_connecting) : QString();
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break;
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case State::Type::Waiting:
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Assert(state.waitTillRetry > 0);
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result.text = lng_reconnecting(lt_count, state.waitTillRetry);
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break;
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}
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result.textWidth = st::normalFont->width(result.text);
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const auto maxTextWidth = (state.type == State::Type::Waiting)
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? st::normalFont->width(lng_reconnecting(lt_count, 88))
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: result.textWidth;
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result.contentWidth = (result.textWidth > 0)
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? (st::connectingTextPadding.left()
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+ result.textWidth
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+ st::connectingTextPadding.right())
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: 0;
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if (state.type == State::Type::Waiting) {
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result.contentWidth += st::connectingRetryLink.padding.left()
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+ st::connectingRetryLink.font->width(
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lang(lng_reconnecting_try_now))
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+ st::connectingRetryLink.padding.right();
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}
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result.hasRetry = (state.type == State::Type::Waiting);
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return result;
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}
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void ConnectingWidget::updateWidth() {
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const auto current = _contentWidth.current(_currentLayout.contentWidth);
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const auto height = st::connectingLeft.height();
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const auto desired = QRect(0, 0, current, height).marginsAdded(
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style::margins(
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st::connectingLeft.width(),
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0,
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st::connectingRight.width(),
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0)
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).marginsAdded(
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st::connectingMargin
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);
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resize(desired.size());
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if (!_contentWidth.animating()) {
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_progress->setVisible(_currentLayout.progressShown);
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}
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update();
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}
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rpl::producer<bool> AdaptiveIsOneColumn() {
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return rpl::single(
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Adaptive::OneColumn()
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) | rpl::then(base::ObservableViewer(
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Adaptive::Changed()
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) | rpl::map([] {
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return Adaptive::OneColumn();
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}));
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}
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} // namespace Window
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