143 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			143 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
 | 
						|
This file is part of Telegram Desktop,
 | 
						|
the official desktop application for the Telegram messaging service.
 | 
						|
 | 
						|
For license and copyright information please follow this link:
 | 
						|
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 | 
						|
*/
 | 
						|
#include "window/themes/window_theme_warning.h"
 | 
						|
 | 
						|
#include "styles/style_boxes.h"
 | 
						|
#include "ui/widgets/buttons.h"
 | 
						|
#include "ui/widgets/shadow.h"
 | 
						|
#include "window/themes/window_theme.h"
 | 
						|
#include "lang/lang_keys.h"
 | 
						|
 | 
						|
namespace Window {
 | 
						|
namespace Theme {
 | 
						|
namespace {
 | 
						|
 | 
						|
constexpr int kWaitBeforeRevertMs = 15999;
 | 
						|
 | 
						|
} // namespace
 | 
						|
 | 
						|
WarningWidget::WarningWidget(QWidget *parent)
 | 
						|
: TWidget(parent)
 | 
						|
, _timer([=] { handleTimer(); })
 | 
						|
, _secondsLeft(kWaitBeforeRevertMs / 1000)
 | 
						|
, _keepChanges(this, tr::lng_theme_keep_changes(), st::defaultBoxButton)
 | 
						|
, _revert(this, tr::lng_theme_revert(), st::defaultBoxButton) {
 | 
						|
	_keepChanges->setClickedCallback([] { Window::Theme::KeepApplied(); });
 | 
						|
	_revert->setClickedCallback([] { Window::Theme::Revert(); });
 | 
						|
	updateText();
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::keyPressEvent(QKeyEvent *e) {
 | 
						|
	if (e->key() == Qt::Key_Escape) {
 | 
						|
		Window::Theme::Revert();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::paintEvent(QPaintEvent *e) {
 | 
						|
	Painter p(this);
 | 
						|
 | 
						|
	if (!_cache.isNull()) {
 | 
						|
		if (!_animation.animating()) {
 | 
						|
			if (isHidden()) {
 | 
						|
				return;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		p.setOpacity(_animation.value(_hiding ? 0. : 1.));
 | 
						|
		p.drawPixmap(_outer.topLeft(), _cache);
 | 
						|
		if (!_animation.animating()) {
 | 
						|
			_cache = QPixmap();
 | 
						|
			showChildren();
 | 
						|
			_started = crl::now();
 | 
						|
			_timer.callOnce(100);
 | 
						|
		}
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	Ui::Shadow::paint(p, _inner, width(), st::boxRoundShadow);
 | 
						|
	App::roundRect(p, _inner, st::boxBg, BoxCorners);
 | 
						|
 | 
						|
	p.setFont(st::boxTitleFont);
 | 
						|
	p.setPen(st::boxTitleFg);
 | 
						|
	p.drawTextLeft(_inner.x() + st::boxTitlePosition.x(), _inner.y() + st::boxTitlePosition.y(), width(), tr::lng_theme_sure_keep(tr::now));
 | 
						|
 | 
						|
	p.setFont(st::boxTextFont);
 | 
						|
	p.setPen(st::boxTextFg);
 | 
						|
	p.drawTextLeft(_inner.x() + st::boxTitlePosition.x(), _inner.y() + st::themeWarningTextTop, width(), _text);
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::resizeEvent(QResizeEvent *e) {
 | 
						|
	_inner = QRect((width() - st::themeWarningWidth) / 2, (height() - st::themeWarningHeight) / 2, st::themeWarningWidth, st::themeWarningHeight);
 | 
						|
	_outer = _inner.marginsAdded(st::boxRoundShadow.extend);
 | 
						|
	updateControlsGeometry();
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::updateControlsGeometry() {
 | 
						|
	auto left = _inner.x() + _inner.width() - st::boxButtonPadding.right() - _keepChanges->width();
 | 
						|
	_keepChanges->moveToLeft(left, _inner.y() + _inner.height() - st::boxButtonPadding.bottom() - _keepChanges->height());
 | 
						|
	_revert->moveToLeft(left - st::boxButtonPadding.left() - _revert->width(), _keepChanges->y());
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::refreshLang() {
 | 
						|
	InvokeQueued(this, [this] { updateControlsGeometry(); });
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::handleTimer() {
 | 
						|
	auto msPassed = crl::now() - _started;
 | 
						|
	setSecondsLeft((kWaitBeforeRevertMs - msPassed) / 1000);
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::setSecondsLeft(int secondsLeft) {
 | 
						|
	if (secondsLeft <= 0) {
 | 
						|
		Window::Theme::Revert();
 | 
						|
	} else {
 | 
						|
		if (_secondsLeft != secondsLeft) {
 | 
						|
			_secondsLeft = secondsLeft;
 | 
						|
			updateText();
 | 
						|
			update();
 | 
						|
		}
 | 
						|
		_timer.callOnce(100);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::updateText() {
 | 
						|
	_text = tr::lng_theme_reverting(tr::now, lt_count, _secondsLeft);
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::showAnimated() {
 | 
						|
	startAnimation(false);
 | 
						|
	show();
 | 
						|
	setFocus();
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::hideAnimated() {
 | 
						|
	startAnimation(true);
 | 
						|
}
 | 
						|
 | 
						|
void WarningWidget::startAnimation(bool hiding) {
 | 
						|
	_timer.cancel();
 | 
						|
	_hiding = hiding;
 | 
						|
	if (_cache.isNull()) {
 | 
						|
		showChildren();
 | 
						|
		Ui::SendPendingMoveResizeEvents(this);
 | 
						|
		_cache = Ui::GrabWidget(this, _outer);
 | 
						|
	}
 | 
						|
	hideChildren();
 | 
						|
	_animation.start([this] {
 | 
						|
		update();
 | 
						|
		if (_hiding) {
 | 
						|
			hide();
 | 
						|
			if (_hiddenCallback) {
 | 
						|
				_hiddenCallback();
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}, _hiding ? 1. : 0., _hiding ? 0. : 1., st::boxDuration);
 | 
						|
}
 | 
						|
 | 
						|
} // namespace Theme
 | 
						|
} // namespace Window
 |