Check for valid dialog info before using it.
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cff4b6d09c
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bb05bb62ee
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@ -211,15 +211,14 @@ static LRESULT DEFDLG_Proc( HWND hwnd, UINT msg, WPARAM wParam,
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return 0;
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case DM_SETDEFID:
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if (dlgInfo->flags & DF_END) return 1;
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DEFDLG_SetDefButton( hwnd, dlgInfo,
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wParam ? GetDlgItem( hwnd, wParam ) : 0 );
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if (dlgInfo && !(dlgInfo->flags & DF_END))
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DEFDLG_SetDefButton( hwnd, dlgInfo, wParam ? GetDlgItem( hwnd, wParam ) : 0 );
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return 1;
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case DM_GETDEFID:
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if (dlgInfo && !(dlgInfo->flags & DF_END))
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{
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HWND hwndDefId;
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if (dlgInfo->flags & DF_END) return 0;
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if (dlgInfo->idResult)
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return MAKELONG( dlgInfo->idResult, DC_HASDEFID );
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if ((hwndDefId = DEFDLG_FindDefButton( hwnd )))
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@ -228,7 +227,8 @@ static LRESULT DEFDLG_Proc( HWND hwnd, UINT msg, WPARAM wParam,
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return 0;
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case WM_NEXTDLGCTL:
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{
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if (dlgInfo)
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{
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HWND hwndDest = (HWND)wParam;
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if (!lParam)
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hwndDest = GetNextDlgTabItem(hwnd, GetFocus(), wParam);
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@ -252,7 +252,7 @@ static LRESULT DEFDLG_Proc( HWND hwnd, UINT msg, WPARAM wParam,
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return DefWindowProcA( hwnd, msg, wParam, lParam );
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case WM_GETFONT:
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return dlgInfo->hUserFont;
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return dlgInfo ? dlgInfo->hUserFont : 0;
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case WM_CLOSE:
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PostMessageA( hwnd, WM_COMMAND, IDCANCEL,
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