#define INCL_WIN

#include <os2.h>
#include <stdio.h>
#include <string.h>

void errorResourceVerbose(void)
{
  WinMessageBox(HWND_DESKTOP,0,
                "The resource DLL which contains all the dialogs, graphics and messages cannot be loaded. \
Please check your installation.",
"Problem with class installation",12345,
                MB_OK|MB_MOVEABLE|MB_ERROR);
}

void errorResource(void)
{
#if 0
  /*
    Don't show a message box because on WPS startup this may lead to a deadlock.
    At least I suspect this happens on system where the MM classes don't work.
    Instead there's a new function errorResourceVerbose() which may be called when we
    know, the WPS is up and running. 
   */
  WinMessageBox(HWND_DESKTOP,0,
                "The resource DLL which contains all the dialogs, graphics and messages cannot be loaded. \
Please check your installation.",
"Problem with class installation",12345,
                MB_OK|MB_MOVEABLE|MB_ERROR);
#endif
}


/*!**************************************************/
/*                                                  */
/* @@DESC                                           */
/*                                                  */
/* Show a message box with text strings loaded from */
/* the resource DLL or the EXE file.                */
/*                                                  */
/* @@RETURNS                                        */
/*                                                  */
/* ULONG ulResult                                   */
/*                                                  */
/* MBID_ERROR is case of an error.                  */
/* :p.                                              */
/* Result code from WinMessageBox().                */
/*                                                  */
/*                                                  */
/*!!*************************************************/
ULONG messageBox( char* text, ULONG ulTextID , LONG lSizeText,
                  char* title, ULONG ulTitleID, LONG lSizeTitle,
                  HMODULE hResource, HWND hwnd, ULONG ulFlags)
{

  if(!WinLoadString(WinQueryAnchorBlock(hwnd),hResource,ulTextID,lSizeText,text)) {
    errorResource();
    return MBID_ERROR;
  }
  if(!WinLoadString(WinQueryAnchorBlock(hwnd),hResource,ulTitleID,lSizeTitle,title)) {
    errorResource();
    return MBID_ERROR;
  }
  return WinMessageBox(  hwnd, hwnd, text, title, 0UL, ulFlags );
}

static ULONG mBox( char* text, ULONG ulTextID , LONG lSizeText,
                   char* title, ULONG ulTitleID, LONG lSizeTitle,
                   HMODULE hResource, HWND hwnd, ULONG ulFlags)
{

  if(!WinLoadString(WinQueryAnchorBlock(hwnd),hResource,ulTextID,lSizeText,text)) {
    errorResource();
    return MBID_ERROR;
  }
  if(!WinLoadString(WinQueryAnchorBlock(hwnd),hResource,ulTitleID,lSizeTitle,title)) {
    errorResource();
    return MBID_ERROR;
  }
  return WinMessageBox(  HWND_DESKTOP, hwnd, text, title, 0UL, ulFlags );
}

/*!**************************************************/
/*                                                  */
/* @@DESC                                           */
/*                                                  */
/* Show a message box with text strings loaded from */
/* the resource DLL or the EXE file.                */
/* Unlike messagebox no buffers must be given but   */
/* only the string IDs. MAx title length is 100,    */
/* max text length 256.                             */
/*                                                  */
/* @@RETURNS                                        */
/*                                                  */
/* ULONG ulResult                                   */
/*                                                  */
/* MBID_ERROR is case of an error.                  */
/* :p.                                              */
/* Result code from WinMessageBox().                */
/*                                                  */
/*                                                  */
/*!!*************************************************/
ULONG showMessageBox2(HWND hwnd, ULONG ulIDTitle, ULONG ulIDText, HMODULE hModule, ULONG ulFlag)
{
  char text[256];
  char title[100];

  return mBox(  text, ulIDText , sizeof(text),
               title, ulIDTitle, sizeof(title),
               hModule, hwnd, ulFlag);
};

/*!**************************************************/
/*                                                  */
/* @@DESC                                           */
/*                                                  */
/* Load a message string from a resource DLL or the */
/* EXE file.                                        */
/*                                                  */
/* @@RETURNS                                        */
/*                                                  */
/* BOOL rc                                          */
/*                                                  */
/* TRUE if string was found in the resource DLL or  */
/* EXE file. FALSE otherwise.                       */
/*                                                  */
/*!!*************************************************/
BOOL getMessage(char* text,ULONG ulID, LONG lSizeText, HMODULE hResource,HWND hwnd)
{
  if(!WinLoadString(WinQueryAnchorBlock(hwnd),hResource,ulID,lSizeText,text)) {
    strcpy(text,"");
    return FALSE;
  }
  return TRUE;
}

BOOL MsgGetMessage(char* text,ULONG ulID, LONG lSizeText, HMODULE hResource,HWND hwnd)
{
  return getMessage( text, ulID, lSizeText, hResource, hwnd);
}

void pmUsage()
{
  WinMessageBox(HWND_DESKTOP,0,
                "This helper shouldn't be started by hand. It is called by the multimedia classes. \
If you didn't launch the helper by hand you may have found a bug. Please contact the author.",
                "Problem with multimedia classes",12345,
                MB_OK|MB_MOVEABLE|MB_ERROR);

}