118 lines
3.2 KiB
C++
118 lines
3.2 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) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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namespace Profile {
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class CoverWidget;
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class BlockWidget;
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class SectionMemento;
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class InnerWidget final : public TWidget {
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Q_OBJECT
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public:
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InnerWidget(QWidget *parent, PeerData *peer);
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PeerData *peer() const {
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return _peer;
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}
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void resizeToWidth(int newWidth, int minHeight) {
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_minHeight = minHeight;
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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) override;
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// Profile fixed top bar should use this flag to decide
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// if it shows "Share contact" button or not.
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// It should show it only if it is hidden in the cover.
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bool shareContactButtonShown() const;
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void saveState(gsl::not_null<SectionMemento*> memento);
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void restoreState(gsl::not_null<SectionMemento*> memento);
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void showFinished();
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signals:
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void cancelled();
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private slots:
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void onBlockHeightUpdated();
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protected:
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void paintEvent(QPaintEvent *e) override;
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void keyPressEvent(QKeyEvent *e) override;
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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 createBlocks();
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// Counts the natural widget height after resizing of child widgets.
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int countHeight() const;
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enum class Mode {
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OneColumn,
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TwoColumn,
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};
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int countBlocksLeft(int newWidth) const;
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Mode countBlocksMode(int newWidth) const;
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int countLeftColumnWidth(int newWidth) const;
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int countBlocksHeight(RectPart countSide) const;
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void resizeBlocks(int newWidth);
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void refreshBlocksPositions();
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// Sometimes height of this widget is larger than it is required
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// so that it is allowed to scroll down to the desired position.
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// When resizing with scroll moving up the additional height may be decreased.
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void decreaseAdditionalHeight(int removeHeight);
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PeerData *_peer;
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// Height that we added to the natural height so that it is allowed
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// to scroll down to the desired position.
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int _addedHeight = 0;
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int _minHeight = 0;
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int _visibleTop = 0;
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int _visibleBottom = 0;
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object_ptr<CoverWidget> _cover;
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int _blocksLeft = 0; // Caching countBlocksLeft() result.
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int _blocksTop = 0;
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int _columnDivider = 0;
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int _leftColumnWidth = 0; // Caching countLeftColumnWidth() result.
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struct Block {
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BlockWidget *block;
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RectPart side;
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};
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QList<Block> _blocks;
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Mode _mode = Mode::OneColumn;
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};
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} // namespace Profile
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