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frontend/utility/PreviewProgramSizeObserver.hpp
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Warchamp7
frontend: Sync Preview/Program size and positioning
09 янв 2026, 03:58
09 янв 2026, 03:58
92a83e4
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/****************************************************************************** Copyright (C) 2025 by Taylor Giampaolo <warchamp7@obsproject.com> This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. ******************************************************************************/ #pragma once #include <QObject> #include <QPointer> #include <QWidget> class PreviewProgramSizeObserver : public QObject { Q_OBJECT QPointer<QWidget> left; QPointer<QWidget> right; QPointer<QWidget> leftContainer; QPointer<QWidget> rightContainer; QSize leftOriginalMaxSize; QSize rightOriginalMaxSize; int leftTargetSize{}; int rightTargetSize{}; QPointer<QWidget> ancestorContainer; bool updating = false; Qt::Orientation orientation = Qt::Horizontal; std::pair<QWidget *, QWidget *> findSiblingParents(QWidget *a, QWidget *b); void syncContainerSizes(int containerSizeDelta); public: PreviewProgramSizeObserver(QWidget *widgetLeft, QWidget *widgetRight, QObject *parent = nullptr); ~PreviewProgramSizeObserver(); void setOrientation(Qt::Orientation orientation_); protected: bool eventFilter(QObject *target, QEvent *event) override; };