419 lines
10 KiB
C++
419 lines
10 KiB
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/blob/master/LEGAL
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//
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#pragma once
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#include "ui/widgets/buttons.h"
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#include "ui/effects/animations.h"
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#include "ui/text/text.h"
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#include "styles/style_widgets.h"
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class QPainter;
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class Painter;
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namespace Ui {
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class AbstractCheckView {
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public:
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AbstractCheckView(int duration, bool checked, Fn<void()> updateCallback);
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void setChecked(bool checked, anim::type animated);
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void finishAnimating();
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void setUpdateCallback(Fn<void()> updateCallback);
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bool checked() const {
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return _checked;
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}
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void update();
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float64 currentAnimationValue();
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bool animating() const;
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auto checkedChanges() const {
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return _checks.events();
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}
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auto checkedValue() const {
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return _checks.events_starting_with(checked());
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}
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virtual QSize getSize() const = 0;
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virtual void paint(QPainter &p, int left, int top, int outerWidth) = 0;
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virtual QImage prepareRippleMask() const = 0;
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virtual bool checkRippleStartPosition(QPoint position) const = 0;
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virtual ~AbstractCheckView() = default;
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private:
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virtual void checkedChangedHook(anim::type animated) {
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}
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int _duration = 0;
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bool _checked = false;
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Fn<void()> _updateCallback;
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Ui::Animations::Simple _toggleAnimation;
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rpl::event_stream<bool> _checks;
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};
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class CheckView : public AbstractCheckView {
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public:
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CheckView(
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const style::Check &st,
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bool checked,
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Fn<void()> updateCallback = nullptr);
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void setStyle(const style::Check &st);
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QSize getSize() const override;
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void paint(QPainter &p, int left, int top, int outerWidth) override;
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QImage prepareRippleMask() const override;
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bool checkRippleStartPosition(QPoint position) const override;
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void setUntoggledOverride(
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std::optional<QColor> untoggledOverride);
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[[nodiscard]] static Fn<void()> PrepareNonToggledError(
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not_null<CheckView*> view,
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rpl::lifetime &lifetime);
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private:
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QSize rippleSize() const;
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not_null<const style::Check*> _st;
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std::optional<QColor> _untoggledOverride;
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};
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class RadioView : public AbstractCheckView {
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public:
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RadioView(
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const style::Radio &st,
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bool checked,
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Fn<void()> updateCallback = nullptr);
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void setStyle(const style::Radio &st);
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void setToggledOverride(std::optional<QColor> toggledOverride);
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void setUntoggledOverride(std::optional<QColor> untoggledOverride);
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QSize getSize() const override;
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void paint(QPainter &p, int left, int top, int outerWidth) override;
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QImage prepareRippleMask() const override;
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bool checkRippleStartPosition(QPoint position) const override;
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private:
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QSize rippleSize() const;
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not_null<const style::Radio*> _st;
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std::optional<QColor> _toggledOverride;
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std::optional<QColor> _untoggledOverride;
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};
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class ToggleView : public AbstractCheckView {
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public:
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ToggleView(
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const style::Toggle &st,
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bool checked,
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Fn<void()> updateCallback = nullptr);
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void setStyle(const style::Toggle &st);
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QSize getSize() const override;
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void paint(QPainter &p, int left, int top, int outerWidth) override;
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QImage prepareRippleMask() const override;
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bool checkRippleStartPosition(QPoint position) const override;
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void setLocked(bool locked);
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private:
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void paintXV(QPainter &p, int left, int top, int outerWidth, float64 toggled, const QBrush &brush);
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QSize rippleSize() const;
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not_null<const style::Toggle*> _st;
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bool _locked = false;
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};
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class Checkbox : public RippleButton, public ClickHandlerHost {
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public:
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Checkbox(
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QWidget *parent,
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const QString &text,
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bool checked = false,
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const style::Checkbox &st = st::defaultCheckbox,
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const style::Check &checkSt = st::defaultCheck);
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Checkbox(
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QWidget *parent,
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const TextWithEntities &text,
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bool checked = false,
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const style::Checkbox &st = st::defaultCheckbox,
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const style::Check &checkSt = st::defaultCheck);
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Checkbox(
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QWidget *parent,
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const QString &text,
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bool checked,
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const style::Checkbox &st,
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const style::Toggle &toggleSt);
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Checkbox(
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QWidget *parent,
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rpl::producer<QString> &&text,
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bool checked = false,
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const style::Checkbox &st = st::defaultCheckbox,
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const style::Check &checkSt = st::defaultCheck);
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Checkbox(
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QWidget *parent,
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rpl::producer<QString> &&text,
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bool checked,
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const style::Checkbox &st,
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const style::Toggle &toggleSt);
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Checkbox(
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QWidget *parent,
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const QString &text,
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const style::Checkbox &st,
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std::unique_ptr<AbstractCheckView> check);
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Checkbox(
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QWidget *parent,
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rpl::producer<TextWithEntities> &&text,
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const style::Checkbox &st,
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std::unique_ptr<AbstractCheckView> check);
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void setText(const QString &text, bool rich = false);
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void setCheckAlignment(style::align alignment);
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void setAllowTextLines(int lines = 0);
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void setTextBreakEverywhere(bool allow = true);
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void setLink(uint16 index, const ClickHandlerPtr &lnk);
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void setLinksTrusted();
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using ClickHandlerFilter = Fn<bool(const ClickHandlerPtr&, Qt::MouseButton)>;
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void setClickHandlerFilter(ClickHandlerFilter &&filter);
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[[nodiscard]] bool checked() const;
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[[nodiscard]] rpl::producer<bool> checkedChanges() const;
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[[nodiscard]] rpl::producer<bool> checkedValue() const;
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enum class NotifyAboutChange {
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Notify,
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DontNotify,
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};
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void setChecked(
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bool checked,
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NotifyAboutChange notify = NotifyAboutChange::Notify);
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void finishAnimating();
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[[nodiscard]] QMargins getMargins() const override {
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return _st.margin;
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}
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[[nodiscard]] int naturalWidth() const override;
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void updateCheck() {
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rtlupdate(checkRect());
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}
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[[nodiscard]] QRect checkRect() const;
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[[nodiscard]] not_null<AbstractCheckView*> checkView() const {
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return _check.get();
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}
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protected:
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void paintEvent(QPaintEvent *e) override;
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void mousePressEvent(QMouseEvent *e) override;
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void mouseMoveEvent(QMouseEvent *e) override;
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void mouseReleaseEvent(QMouseEvent *e) override;
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void leaveEventHook(QEvent *e) override;
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void onStateChanged(State was, StateChangeSource source) override;
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int resizeGetHeight(int newWidth) override;
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QImage prepareRippleMask() const override;
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QPoint prepareRippleStartPosition() const override;
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virtual void handlePress();
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private:
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void resizeToText();
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QPixmap grabCheckCache() const;
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int countTextMinWidth() const;
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Text::StateResult getTextState(const QPoint &m) const;
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const style::Checkbox &_st;
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std::unique_ptr<AbstractCheckView> _check;
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rpl::event_stream<bool> _checkedChanges;
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ClickHandlerPtr _activatingHandler;
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QPixmap _checkCache;
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ClickHandlerFilter _clickHandlerFilter;
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style::align _checkAlignment = style::al_left;
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Text::String _text;
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int _allowTextLines = 1;
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bool _textBreakEverywhere = false;
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};
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class Radiobutton;
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class RadiobuttonGroup
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: public std::enable_shared_from_this<RadiobuttonGroup> {
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public:
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RadiobuttonGroup() = default;
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RadiobuttonGroup(int value) : _value(value), _hasValue(true) {
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}
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void setChangedCallback(Fn<void(int value)> callback) {
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_changedCallback = std::move(callback);
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}
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[[nodiscard]] rpl::producer<int> changes() const {
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return _changes.events();
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}
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[[nodiscard]] rpl::producer<int> value() const {
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return hasValue()
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? _changes.events_starting_with_copy(_value)
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: changes();
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}
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[[nodiscard]] bool hasValue() const {
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return _hasValue;
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}
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[[nodiscard]] int current() const {
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return _value;
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}
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void setValue(int value);
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private:
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friend class Radiobutton;
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void registerButton(Radiobutton *button);
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void unregisterButton(Radiobutton *button);
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int _value = 0;
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bool _hasValue = false;
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Fn<void(int value)> _changedCallback;
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rpl::event_stream<int> _changes;
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std::vector<Radiobutton*> _buttons;
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};
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class Radiobutton : public Checkbox {
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public:
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Radiobutton(
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QWidget *parent,
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const std::shared_ptr<RadiobuttonGroup> &group,
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int value,
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const QString &text,
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const style::Checkbox &st = st::defaultCheckbox,
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const style::Radio &radioSt = st::defaultRadio);
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Radiobutton(
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QWidget *parent,
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const std::shared_ptr<RadiobuttonGroup> &group,
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int value,
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const QString &text,
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const style::Checkbox &st,
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std::unique_ptr<AbstractCheckView> check);
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~Radiobutton();
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protected:
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void handlePress() override;
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private:
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// Hide the names from Checkbox.
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bool checked() const;
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void checkedChanges() const;
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void checkedValue() const;
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void setChecked(bool checked, NotifyAboutChange notify);
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Checkbox *checkbox() {
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return this;
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}
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const Checkbox *checkbox() const {
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return this;
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}
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friend class RadiobuttonGroup;
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void handleNewGroupValue(int value);
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std::shared_ptr<RadiobuttonGroup> _group;
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int _value = 0;
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};
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template <typename Enum>
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class Radioenum;
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template <typename Enum>
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class RadioenumGroup : public RadiobuttonGroup {
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using Parent = RadiobuttonGroup;
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[[nodiscard]] static Enum Cast(int value) {
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return static_cast<Enum>(value);
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}
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public:
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RadioenumGroup() = default;
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RadioenumGroup(Enum value) : Parent(static_cast<int>(value)) {
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}
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template <typename Callback>
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void setChangedCallback(Callback &&callback) {
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Parent::setChangedCallback([copy = std::move(callback)](int value) {
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copy(Cast(value));
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});
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}
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[[nodiscard]] rpl::producer<Enum> changes() const {
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return Parent::changes() | rpl::map(Cast);
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}
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[[nodiscard]] rpl::producer<Enum> value() const {
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return Parent::value() | rpl::map(Cast);
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}
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[[nodiscard]] Enum current() const {
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return Cast(Parent::current());
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}
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void setValue(Enum value) {
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Parent::setValue(static_cast<int>(value));
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}
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private:
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template <typename OtherEnum>
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friend class Radioenum;
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};
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template <typename Enum>
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class Radioenum : public Radiobutton {
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public:
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Radioenum(
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QWidget *parent,
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const std::shared_ptr<RadioenumGroup<Enum>> &group,
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Enum value,
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const QString &text,
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const style::Checkbox &st = st::defaultCheckbox)
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: Radiobutton(
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parent,
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group->shared_from_this(),
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static_cast<int>(value),
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text,
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st) {
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}
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Radioenum(
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QWidget *parent,
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const std::shared_ptr<RadioenumGroup<Enum>> &group,
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Enum value,
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const QString &text,
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const style::Checkbox &st,
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std::unique_ptr<AbstractCheckView> check)
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: Radiobutton(
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parent,
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group->shared_from_this(),
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static_cast<int>(value),
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text,
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st,
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std::move(check)) {
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}
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};
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} // namespace Ui
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