PowerToys/src/modules/keyboardmanager/common/Helpers.h

#pragma once
#include <vector>
#include <winrt/Windows.System.h>
#include <winrt/Windows.Foundation.h>

namespace KeyboardManagerHelper
{
    // Type to distinguish between keys
    enum class KeyType
    {
        Win,
        Ctrl,
        Alt,
        Shift,
        Action
    };
    
    // Function to split a wstring based on a delimiter and return a vector of split strings
    std::vector<std::wstring> splitwstring(const std::wstring& input, wchar_t delimiter);
    
    // Function to return the next sibling element for an element under a stack panel
    winrt::Windows::Foundation::IInspectable getSiblingElement(winrt::Windows::Foundation::IInspectable const& element);

    // Function to convert an unsigned int vector to hstring by concatenating them
    template<typename T>
    winrt::hstring convertVectorToHstring(const std::vector<T>& input)
    {
        winrt::hstring output;
        for (int i = 0; i < input.size(); i++)
        {
            output = output + winrt::to_hstring((unsigned int)input[i]) + winrt::to_hstring(L" ");
        }
        return output;
    }

    // Function to convert a wstring vector to a integer vector
    template<typename T>
    std::vector<T> convertWStringVectorToIntegerVector(const std::vector<std::wstring>& input)
    {
        std::vector<T> typeVector;
        for (int i = 0; i < input.size(); i++)
        {
            typeVector.push_back((T)std::stoi(input[i]));
        }

        return typeVector;
    }

    // Function to return if the key is an extended key which requires the use of the extended key flag
    bool isExtendedKey(DWORD key);

    // Function to check if the key is a modifier key
    bool IsModifierKey(DWORD key);

    // Function to get the type of the key
    KeyType GetKeyType(DWORD key);

    // Function to return if the key is an extended key which requires the use of the extended key flag
    bool isExtendedKey(DWORD key);

    // Function to return the list of key name in the order for the drop down based on the key codes
    winrt::Windows::Foundation::Collections::IVector<winrt::Windows::Foundation::IInspectable> ToBoxValue(const std::vector<std::wstring>& list);
}