pajlada
88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
// SPDX-FileCopyrightText: 2025 Contributors to Chatterino <https://chatterino.com>
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//
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// SPDX-License-Identifier: MIT
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#pragma once
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#include "widgets/buttons/Button.hpp"
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#include <QColor>
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#include <QString>
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#include <optional>
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class QSvgRenderer;
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namespace chatterino {
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/// @brief A button displaying SVGs.
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///
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/// The source can be specified per theme (dark/light)
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/// and will get automatically updated when the theme changes.
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///
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/// To set the size, use #setInnerHeight(). The width is adjusted according
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/// to the aspect ratio of the SVG. If the button should scale with the UI,
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/// turn on auto-scaling (@see #setAutoScale()), which will scale the button
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/// and padding according to the current UI-scale (linearly).
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///
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/// The button has #padding() around the SVG.
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class SvgButton : public Button
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{
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Q_OBJECT
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public:
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/// Source configuration for the button
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struct Src {
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/// Source to load in a dark theme
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QString dark;
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/// Source to load in a light theme
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QString light;
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};
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[[nodiscard]] SvgButton(Src source, BaseWidget *parent = nullptr,
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QSize padding = {6, 3});
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/// Returns the current source configuration.
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[[nodiscard]] Src source() const;
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/// Setter for #source()
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void setSource(Src source);
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/// Sets a custom color to render over the SVG.
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/// This allows you to change the color of a button to a solid color
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/// of your choice without using multiple SVG resources.
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///
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/// Set to std::nullopt to not override the color.
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void setColor(std::optional<QColor> color);
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/// @brief Returns the padding inside the button.
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///
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/// `width` is the padding applied horizontally (left and right).
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/// `height` is the padding applied vertically (top and bottom).
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///
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/// By default, the button has a vertical padding of 3 and a horizontal padding of 6.
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[[nodiscard]] QSize padding() const;
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/// Setter for #padding()
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void setPadding(QSize padding);
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protected:
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void themeChangedEvent() override;
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void scaleChangedEvent(float scale) override;
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void resizeEvent(QResizeEvent *e) override;
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void paintContent(QPainter &painter) override;
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private:
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[[nodiscard]] QString currentSvgPath() const;
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void loadSource();
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Src source_;
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QSvgRenderer *svg_;
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QSize padding_;
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std::optional<QColor> color_;
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};
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} // namespace chatterino
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