MsgBox.h

#pragma once
 
#include "Delegate.h"
#include "WndBase.h"
#include <string>
#include <windows.h>
 
namespace sw
{
    enum class MsgBoxButton {
        AbortRetryIgnore    = MB_ABORTRETRYIGNORE,  
        CancelRetryContinue = MB_CANCELTRYCONTINUE, 
        Ok                  = MB_OK,                
        OkCancel            = MB_OKCANCEL,          
        RetryCancel         = MB_RETRYCANCEL,       
        YesNo               = MB_YESNO,             
        YesNoCancel         = MB_YESNOCANCEL,       
    };
 
    enum class MsgBoxIcon {
        None        = 0,                  
        Warning     = MB_ICONWARNING,     
        Information = MB_ICONINFORMATION, 
        Question    = MB_ICONQUESTION,    
        Error       = MB_ICONERROR,       
    };
 
    enum class MsgBoxResult {
        Abort    = IDABORT,    
        Cancel   = IDCANCEL,   
        Continue = IDCONTINUE, 
        Ignore   = IDIGNORE,   
        No       = IDNO,       
        Ok       = IDOK,       
        Retry    = IDRETRY,    
        TryAgain = IDTRYAGAIN, 
        Yes      = IDYES,      
    };
 
    class MsgBoxResultHelper
    {
    private:
        MsgBoxResult _result;
 
    public:
        ReadOnlyProperty<MsgBoxResult> Result;
 
    public:
        MsgBoxResultHelper(MsgBoxResult result);
 
        operator sw::MsgBoxResult() const noexcept;
 
        MsgBoxResultHelper &OnOk(const Action<> &callback);
 
        MsgBoxResultHelper &OnYes(const Action<> &callback);
 
        MsgBoxResultHelper &OnNo(const Action<> &callback);
 
        MsgBoxResultHelper &OnCancel(const Action<> &callback);
 
        MsgBoxResultHelper &OnAbort(const Action<> &callback);
 
        MsgBoxResultHelper &OnContinue(const Action<> &callback);
 
        MsgBoxResultHelper &OnIgnore(const Action<> &callback);
 
        MsgBoxResultHelper &OnRetry(const Action<> &callback);
 
        MsgBoxResultHelper &OnTryAgain(const Action<> &callback);
 
    public:
        template <MsgBoxResult RES>
        MsgBoxResultHelper &On(const Action<> &callback)
        {
            if (this->_result == RES)
                if (callback) callback();
            return *this;
        }
    };
 
    class MsgBox
    {
    public:
        MsgBox() = delete;
 
    public:
        static MsgBoxResultHelper Show(const WndBase *owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok, MsgBoxIcon icon = MsgBoxIcon::None);
 
        static MsgBoxResultHelper Show(const WndBase &owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok, MsgBoxIcon icon = MsgBoxIcon::None);
 
        static MsgBoxResultHelper Show(const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok, MsgBoxIcon icon = MsgBoxIcon::None);
 
        static MsgBoxResultHelper ShowInfo(const WndBase *owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowInfo(const WndBase &owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowInfo(const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowError(const WndBase *owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowError(const WndBase &owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowError(const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowWarning(const WndBase *owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowWarning(const WndBase &owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowWarning(const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::Ok);
 
        static MsgBoxResultHelper ShowQuestion(const WndBase *owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::YesNo);
 
        static MsgBoxResultHelper ShowQuestion(const WndBase &owner, const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::YesNo);
 
        static MsgBoxResultHelper ShowQuestion(const std::wstring &text = L"", const std::wstring &caption = L"", MsgBoxButton button = MsgBoxButton::YesNo);
    };
}