// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.

//
// CalculatorScientificOperators.xaml.h
// Declaration of the CalculatorScientificOperators class
//

#pragma once

#include "Views/CalculatorScientificOperators.g.h"
#include "Views/NumberPad.xaml.h"
#include "Converters/BooleanNegationConverter.h"
#include "Converters/VisibilityNegationConverter.h"
#include "CalcViewModel/StandardCalculatorViewModel.h"

namespace CalculatorApp
{
    [Windows::Foundation::Metadata::WebHostHidden]
    public ref class CalculatorScientificOperators sealed
    {
    public:
        CalculatorScientificOperators();
        property CalculatorApp::ViewModel::StandardCalculatorViewModel^ Model
        {
            CalculatorApp::ViewModel::StandardCalculatorViewModel^ get() {
                return static_cast<CalculatorApp::ViewModel::StandardCalculatorViewModel^>(this->DataContext);
            }
        }

        DEPENDENCY_PROPERTY_OWNER(CalculatorScientificOperators);
        DEPENDENCY_PROPERTY_WITH_DEFAULT_AND_CALLBACK(bool, IsErrorVisualState, false);
        DEPENDENCY_PROPERTY_WITH_DEFAULT(bool, IsWideLayout, false);

        bool IsShiftEnabled(bool isWideLayout, bool isErrorState) { return !(isWideLayout || isErrorState); }

    private:
        void ShortLayout_Completed(_In_ Platform::Object^ sender, _In_ Platform::Object^ e);
        void WideLayout_Completed(_In_ Platform::Object^ sender, _In_ Platform::Object^ e);
        void OnIsErrorVisualStatePropertyChanged(bool oldValue, bool newValue);
        void shiftButton_Check(_In_ Platform::Object^ sender, _In_ Windows::UI::Xaml::RoutedEventArgs^ e);
        void shiftButton_IsEnabledChanged(_In_ Platform::Object^ sender, _In_ Windows::UI::Xaml::DependencyPropertyChangedEventArgs^ e);
        void SetOperatorRowVisibility();
        void OnViewModelPropertyChanged(Platform::Object^ sender, Windows::UI::Xaml::Data::PropertyChangedEventArgs ^ e);
        void OnLoaded(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);
        void OnUnloaded(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);

        Windows::Foundation::EventRegistrationToken m_propertyChangedToken;
    };
}