79 lines
2.5 KiB
C++
79 lines
2.5 KiB
C++
/*
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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) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "application.h"
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#include "window.h"
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namespace Fonts {
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bool Started = false;
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void start() {
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if (!Started) {
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Started = true;
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QFontDatabase::addApplicationFont(qsl(":/gui/art/fonts/OpenSans-Regular.ttf"));
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QFontDatabase::addApplicationFont(qsl(":/gui/art/fonts/OpenSans-Bold.ttf"));
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QFontDatabase::addApplicationFont(qsl(":/gui/art/fonts/OpenSans-Semibold.ttf"));
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}
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}
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}
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namespace {
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void _sendResizeEvents(QWidget *target) {
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QResizeEvent e(target->size(), QSize());
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QApplication::sendEvent(target, &e);
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const QObjectList children = target->children();
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for (int i = 0; i < children.size(); ++i) {
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QWidget *child = static_cast<QWidget*>(children.at(i));
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if (child->isWidgetType() && !child->isWindow() && child->testAttribute(Qt::WA_PendingResizeEvent)) {
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_sendResizeEvents(child);
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}
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}
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}
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}
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bool TWidget::inFocusChain() const {
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return !isHidden() && App::wnd() && (App::wnd()->focusWidget() == this || isAncestorOf(App::wnd()->focusWidget()));
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}
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void myEnsureResized(QWidget *target) {
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if (target && (target->testAttribute(Qt::WA_PendingResizeEvent) || !target->testAttribute(Qt::WA_WState_Created))) {
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_sendResizeEvents(target);
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}
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}
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QPixmap myGrab(TWidget *target, QRect rect) {
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myEnsureResized(target);
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if (rect.isNull()) rect = target->rect();
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QPixmap result(rect.size() * cRetinaFactor());
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result.setDevicePixelRatio(cRetinaFactor());
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result.fill(Qt::transparent);
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target->grabStart();
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target->render(&result, QPoint(), QRegion(rect), QWidget::DrawChildren | QWidget::IgnoreMask);
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target->grabFinish();
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return result;
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}
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