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123 lines
3.8 KiB
123 lines
3.8 KiB
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#include "precomp.h"
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#pragma hdrstop
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namespace UIErrors
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{
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/**************************************
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UIErrors::ReportResult
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Given an HRESULT, map it to a user friendly message (when possible).
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If we don't have a mapping, defer to FormatMessage (ugh!)
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This function should be a last resort.
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***************************************/
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VOID
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ReportResult (HWND hwndParent, HINSTANCE hInst, HRESULT hr)
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{
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switch (hr)
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{
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case RPC_E_CALL_REJECTED:
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case RPC_E_RETRY:
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case RPC_E_TIMEOUT:
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ReportError (hwndParent, hInst, ErrStiBusy);
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break;
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case RPC_E_SERVER_DIED:
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case RPC_E_SERVER_DIED_DNE:
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case RPC_E_DISCONNECTED:
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ReportError (hwndParent, hInst, ErrStiCrashed);
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break;
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default:
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LPTSTR szErrMsg = NULL;
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FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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hr,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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reinterpret_cast<LPTSTR>(&szErrMsg),
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0,
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NULL
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);
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if (szErrMsg)
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{
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CSimpleString strTitle;
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strTitle.LoadString (IDS_ERRTITLE_HRESULT, hInst);
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ReportMessage (hwndParent, hInst, NULL, strTitle, szErrMsg);
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}
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else
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{
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ReportMessage (hwndParent, hInst, NULL, MAKEINTRESOURCE(IDS_ERRTITLE_UNKNOWNERR), MAKEINTRESOURCE(IDS_ERROR_UNKNOWNERR));
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}
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break;
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}
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}
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/**************************************
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UIErrors::ReportMessage
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These functions wrap MessageBoxIndirect to
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display given strings.
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***************************************/
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VOID
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ReportMessage (HWND hwndParent,
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HINSTANCE hInst,
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LPCTSTR idIcon,
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LPCTSTR idTitle,
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LPCTSTR idMessage,
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DWORD dwStyle)
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{
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MSGBOXPARAMS mbp = {0};
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mbp.cbSize = sizeof(MSGBOXPARAMS);
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mbp.hwndOwner = hwndParent;
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mbp.hInstance = hInst;
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mbp.lpszText = idMessage;
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mbp.lpszCaption = idTitle;
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mbp.dwStyle = MB_OK | dwStyle;
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if (idIcon)
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{
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mbp.dwStyle |= MB_USERICON;
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mbp.lpszIcon = idIcon;
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}
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else
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{
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mbp.lpszIcon = NULL;
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}
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mbp.dwContextHelpId = 0;
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mbp.lpfnMsgBoxCallback = 0;
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mbp.dwLanguageId = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
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MessageBoxIndirect (&mbp);
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}
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// build an array of message ids indexed by the WiaError enum
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struct MsgMap
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{
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INT idTitle;
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INT idMessage;
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} ErrorCodes [] =
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{
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{IDS_ERRTITLE_DISCONNECTED, IDS_ERROR_DISCONNECTED},
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{IDS_ERRTITLE_COMMFAILURE, IDS_ERROR_COMMFAILURE},
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{IDS_ERRTITLE_STICRASH, IDS_ERROR_STICRASH},
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{IDS_ERRTITLE_STIBUSY, IDS_ERROR_STIBUSY},
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{IDS_ERRTITLE_SCANFAIL, IDS_ERROR_SCANFAIL},
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};
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VOID
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ReportError (HWND hwndParent,
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HINSTANCE hInst,
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WiaError err)
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{
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ReportMessage (hwndParent, hInst, NULL, MAKEINTRESOURCE(ErrorCodes[err].idTitle), MAKEINTRESOURCE(ErrorCodes[err].idMessage));
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}
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}
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