/* This file is part of Telegram Desktop, the official desktop version of Telegram messaging app, see https://telegram.org Telegram Desktop 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 3 of the License, or (at your option) any later version. It 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. In addition, as a special exception, the copyright holders give permission to link the code of portions of this program with the OpenSSL library. Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org */ #pragma once #include "ui/abstract_button.h" #include "styles/style_widgets.h" namespace Ui { class RippleAnimation; class LinkButton : public AbstractButton { public: LinkButton(QWidget *parent, const QString &text, const style::LinkButton &st = st::defaultLinkButton); int naturalWidth() const override; void setText(const QString &text); protected: void paintEvent(QPaintEvent *e) override; void onStateChanged(int oldState, StateChangeSource source) override; private: QString _text; int _textWidth = 0; const style::LinkButton &_st; }; class RippleButton : public AbstractButton { public: RippleButton(QWidget *parent, const style::RippleAnimation &st); // Displays full ripple circle constantly. enum class SetForceRippledWay { Default, SkipAnimation, }; void setForceRippled(bool rippled, SetForceRippledWay way = SetForceRippledWay::Default); bool forceRippled() const { return _forceRippled; } ~RippleButton(); protected: void paintRipple(QPainter &p, int x, int y, uint64 ms); void onStateChanged(int oldState, StateChangeSource source) override; virtual QImage prepareRippleMask() const; virtual QPoint prepareRippleStartPosition() const; private: void ensureRipple(); void handleRipples(bool wasDown, bool wasPress); const style::RippleAnimation &_st; std_::unique_ptr _ripple; bool _forceRippled = false; }; class FlatButton : public RippleButton { public: FlatButton(QWidget *parent, const QString &text, const style::FlatButton &st); void step_appearance(float64 ms, bool timer); void setText(const QString &text); void setWidth(int32 w); int32 textWidth() const; protected: void paintEvent(QPaintEvent *e) override; void onStateChanged(int oldState, StateChangeSource source) override; private: void setOpacity(float64 o); float64 opacity() const; QString _text, _textForAutoSize; int _width; const style::FlatButton &_st; anim::fvalue a_over; Animation _a_appearance; float64 _opacity = 1.; }; class RoundButton : public RippleButton { public: RoundButton(QWidget *parent, const QString &text, const style::RoundButton &st); void setText(const QString &text); void setSecondaryText(const QString &secondaryText); int contentWidth() const; void setFullWidth(int newFullWidth); enum class TextTransform { NoTransform, ToUpper, }; void setTextTransform(TextTransform transform); protected: void paintEvent(QPaintEvent *e) override; QImage prepareRippleMask() const override; QPoint prepareRippleStartPosition() const override; private: void updateText(); void resizeToText(); QString _text, _fullText; int _textWidth; QString _secondaryText, _fullSecondaryText; int _secondaryTextWidth = 0; int _fullWidthOverride = 0; const style::RoundButton &_st; TextTransform _transform = TextTransform::ToUpper; }; class IconButton : public RippleButton { public: IconButton(QWidget *parent, const style::IconButton &st); // Pass nullptr to restore the default icon. void setIcon(const style::icon *icon, const style::icon *iconOver = nullptr); protected: void paintEvent(QPaintEvent *e) override; void onStateChanged(int oldState, StateChangeSource source) override; QImage prepareRippleMask() const override; QPoint prepareRippleStartPosition() const override; private: const style::IconButton &_st; const style::icon *_iconOverride = nullptr; const style::icon *_iconOverrideOver = nullptr; FloatAnimation _a_over; }; class LeftOutlineButton : public RippleButton { public: LeftOutlineButton(QWidget *parent, const QString &text, const style::OutlineButton &st = st::defaultLeftOutlineButton); void setText(const QString &text); protected: void paintEvent(QPaintEvent *e) override; int resizeGetHeight(int newWidth) override; private: QString _text, _fullText; int _textWidth, _fullTextWidth; const style::OutlineButton &_st; }; class CrossButton : public RippleButton { public: CrossButton(QWidget *parent, const style::CrossButton &st); void showAnimated(); void hideAnimated(); void hideFast(); bool isShown() const { return _shown; } protected: void paintEvent(QPaintEvent *e) override; void onStateChanged(int oldState, StateChangeSource source) override; QImage prepareRippleMask() const override; QPoint prepareRippleStartPosition() const override; private: void startAnimation(bool shown); void animationCallback(); const style::CrossButton &_st; bool _shown = false; FloatAnimation _a_show; }; } // namespace Ui