135 lines
3.2 KiB
C++
135 lines
3.2 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_history_hider.h"
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#include "lang/lang_keys.h"
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#include "ui/widgets/buttons.h"
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#include "ui/widgets/shadow.h"
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#include "ui/cached_round_corners.h"
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#include "mainwidget.h"
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#include "styles/style_layers.h"
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#include "styles/style_chat.h"
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namespace Window {
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HistoryHider::HistoryHider(
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QWidget *parent,
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const QString &text,
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Fn<bool(PeerId)> confirm,
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rpl::producer<bool> oneColumnValue)
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: RpWidget(parent)
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, _text(text)
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, _confirm(std::move(confirm)) {
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Lang::Updated(
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) | rpl::start_with_next([=] {
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refreshLang();
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}, lifetime());
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_chooseWidth = st::historyForwardChooseFont->width(_text);
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resizeEvent(0);
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_a_opacity.start([this] { update(); }, 0., 1., st::boxDuration);
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std::move(
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oneColumnValue
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) | rpl::start_with_next([=](bool oneColumn) {
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_isOneColumn = oneColumn;
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}, lifetime());
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}
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void HistoryHider::refreshLang() {
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InvokeQueued(this, [this] { updateControlsGeometry(); });
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}
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void HistoryHider::paintEvent(QPaintEvent *e) {
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Painter p(this);
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auto opacity = _a_opacity.value(_hiding ? 0. : 1.);
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if (opacity == 0.) {
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if (_hiding) {
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_hidden.fire({});
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}
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return;
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}
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p.setOpacity(opacity);
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p.fillRect(rect(), st::layerBg);
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p.setFont(st::historyForwardChooseFont);
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auto w = st::historyForwardChooseMargins.left() + _chooseWidth + st::historyForwardChooseMargins.right();
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auto h = st::historyForwardChooseMargins.top() + st::historyForwardChooseFont->height + st::historyForwardChooseMargins.bottom();
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Ui::FillRoundRect(p, (width() - w) / 2, (height() - h) / 2, w, h, st::historyForwardChooseBg, Ui::ForwardCorners);
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p.setPen(st::historyForwardChooseFg);
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p.drawText(_box, _text, QTextOption(style::al_center));
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}
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void HistoryHider::keyPressEvent(QKeyEvent *e) {
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if (e->key() == Qt::Key_Escape) {
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startHide();
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}
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}
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void HistoryHider::mousePressEvent(QMouseEvent *e) {
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if (e->button() == Qt::LeftButton) {
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if (!_box.contains(e->pos())) {
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startHide();
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}
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}
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}
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void HistoryHider::startHide() {
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if (_hiding) return;
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_hiding = true;
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if (_isOneColumn) {
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crl::on_main(this, [=] { _hidden.fire({}); });
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} else {
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_a_opacity.start([=] { animationCallback(); }, 1., 0., st::boxDuration);
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}
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}
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void HistoryHider::animationCallback() {
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update();
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if (!_a_opacity.animating() && _hiding) {
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crl::on_main(this, [=] { _hidden.fire({}); });
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}
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}
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void HistoryHider::confirm() {
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_confirmed.fire({});
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}
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rpl::producer<> HistoryHider::confirmed() const {
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return _confirmed.events();
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}
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rpl::producer<> HistoryHider::hidden() const {
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return _hidden.events();
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}
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void HistoryHider::resizeEvent(QResizeEvent *e) {
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updateControlsGeometry();
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}
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void HistoryHider::updateControlsGeometry() {
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auto w = st::boxWidth;
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auto h = st::boxPadding.top() + st::boxPadding.bottom();
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h += st::historyForwardChooseFont->height;
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_box = QRect((width() - w) / 2, (height() - h) / 2, w, h);
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}
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void HistoryHider::offerPeer(PeerId peer) {
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if (_confirm(peer)) {
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startHide();
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}
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}
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HistoryHider::~HistoryHider() {
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}
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} // namespace Window
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