76 lines
2.0 KiB
C++
76 lines
2.0 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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#pragma once
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namespace Settings {
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class CoverWidget;
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class BlockWidget;
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class InnerWidget : public TWidget, private base::Subscriber {
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Q_OBJECT
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public:
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InnerWidget(QWidget *parent);
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// Count new height for width=newWidth and resize to it.
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void resizeToWidth(int newWidth, int contentLeft) {
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_contentLeft = contentLeft;
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return TWidget::resizeToWidth(newWidth);
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}
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// Updates the area that is visible inside the scroll container.
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void setVisibleTopBottom(int visibleTop, int visibleBottom);
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void showFinished();
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signals:
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void heightUpdated();
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private slots:
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void onBlockHeightUpdated();
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protected:
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// Resizes content and counts natural widget height for the desired width.
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int resizeGetHeight(int newWidth) override;
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private:
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void selfUpdated();
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void refreshBlocks();
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// Returns the new height value.
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int refreshBlocksPositions(int newWidth);
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ChildWidget<CoverWidget> _cover = { nullptr };
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QList<BlockWidget*> _blocks;
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UserData *_self = nullptr;
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int _contentLeft = 0;
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bool _showFinished = false;
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int _visibleTop = 0;
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int _visibleBottom = 0;
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};
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} // namespace Settings
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