ANumberPicker.h

/*
 * AUI Framework - Declarative UI toolkit for modern C++20
 * Copyright (C) 2020-2025 Alex2772 and Contributors
 *
 * SPDX-License-Identifier: MPL-2.0
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
 
#pragma once
 
#include <AUI/Traits/values.h>
#include <AUI/Util/ADataBinding.h>
 
#include "AAbstractTextField.h"
#include "AViewContainer.h"

class API_AUI_VIEWS ANumberPicker : public AViewContainerBase {
private:
   class ANumberPickerField : public AAbstractTextField {
   private:
       ANumberPicker& mPicker;
 
   public:
       ANumberPickerField(::ANumberPicker& picker) : mPicker(picker) {}
 
       virtual ~ANumberPickerField() = default;
 
       void onKeyRepeat(AInput::Key key) override;
 
   protected:
       bool isValidText(const AString& text) override;
   };
 
   _<ANumberPickerField> mTextField;
 
   int64_t mMin = 0;
   int64_t mMax = 100;
 
public:
   ANumberPicker();

   auto value() const {
       return APropertyDef {
           this,
           &ANumberPicker::getValue,
           &ANumberPicker::setValue,
           valueChanging
       };
   }
 
   void setValue(int64_t v);
 
   int64_t getValue() const;
 
   void setSuffix(const AString& suffix);
 
   [[nodiscard]] const AString& text() const noexcept { return mTextField->text(); }
 
   void increase();
 
   void decrease();
 
   void changeBy(int64_t v);
 
   [[nodiscard]] int64_t getMin() const { return mMin; }
 
   [[nodiscard]] int64_t getMax() const { return mMax; }
 
   void setMin(int64_t min);
 
   void setMax(int64_t max);
 
signals:
   emits<int64_t> valueChanged;

   emits<int64_t> valueChanging;
};
 
namespace aui::impl {
   template<typename Num>
   struct ADataBindingDefaultNumberPicker {
   public:
       static auto property(const _<ANumberPicker>& view) {
           return view->value();
       }
       static void setup(const _<ANumberPicker>& view) {}
 
       static auto getGetter() { return &ANumberPicker::valueChanged; }
 
       static auto getSetter() { return &ANumberPicker::setValue; }
   };
 
   template <aui::arithmetic UnderlyingType, auto min, auto max>
       requires aui::convertible_to<decltype(min), UnderlyingType> &&
                aui::convertible_to<decltype(max), UnderlyingType>
   struct ADataBindingRangedNumberPicker {
   public:
       static auto property(const _<ANumberPicker>& view) {
           return view->value();
       }
       static void setup(const _<ANumberPicker>& view) {
           view->setMin(aui::ranged_number<UnderlyingType, min, max>::MIN);
           view->setMax(aui::ranged_number<UnderlyingType, min, max>::MAX);
       }
 
       static auto getGetter() { return &ANumberPicker::valueChanged; }
 
       static auto getSetter() { return &ANumberPicker::setValue; }
   };
}   // namespace aui::impl
 
template<>
struct ADataBindingDefault<ANumberPicker, uint8_t> : aui::impl::ADataBindingDefaultNumberPicker<uint8_t> {
};
 
template<>
struct ADataBindingDefault<ANumberPicker, int8_t> : aui::impl::ADataBindingDefaultNumberPicker<int8_t> {
};
 
template<>
struct ADataBindingDefault<ANumberPicker, uint16_t> : aui::impl::ADataBindingDefaultNumberPicker<uint16_t> {
};
 
template<>
struct ADataBindingDefault<ANumberPicker, int16_t> : aui::impl::ADataBindingDefaultNumberPicker<int16_t> {
};
 
template<>
struct ADataBindingDefault<ANumberPicker, uint32_t> : aui::impl::ADataBindingDefaultNumberPicker<uint32_t> {
};
 
template<>
struct ADataBindingDefault<ANumberPicker, int32_t> : aui::impl::ADataBindingDefaultNumberPicker<int32_t> {
};
 
template<>
struct ADataBindingDefault<ANumberPicker, int64_t> : aui::impl::ADataBindingDefaultNumberPicker<int64_t> {
};
 
template <aui::arithmetic UnderlyingType, auto min, auto max>
   requires aui::convertible_to<decltype(min), UnderlyingType> && aui::convertible_to<decltype(max), UnderlyingType>
struct ADataBindingDefault<ANumberPicker, aui::ranged_number<UnderlyingType, min, max>>
 : aui::impl::ADataBindingRangedNumberPicker<UnderlyingType, min, max> {};

© 2025 AUI Framework Contributors. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. All trademarks are property of their respective owners.