/*[]=====================================================================[]*/
/*[]     LeadTools Run Time Library - Version 14                         []*/
/*[]                                                                     []*/
/*[]                                                                     []*/
/*[]     Copyright (c) 1991-2002 LEAD Technologies, Inc.                 []*/
/*[]     All Rights Reserved.                                            []*/
/*[]=====================================================================[]*/

#include "ImgPF.h"

#define ISGRAY16(pBitmap) (((pBitmap)->Order == ORDER_GRAY) && ((pBitmap)->BitsPerPixel == 16))
#define TYPE8  0x1
#define TYPE16 0x2

static L_BOOL AddMesgDialog_OnCommand    (HWND hWnd, L_INT id, HWND hWndCtl, L_UINT codeNotify);
static L_BOOL AddMesgDialog_OnClose      (HWND hWnd);
static L_BOOL AddMesgDialog_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam);
#ifdef UNICODE
extern HFONT ghDlgFont;
#endif// UNICODE

L_BOOL CALLBACK AddMesgDlgProc(HWND hWnd, L_UINT message, WPARAM wParam, LPARAM lParam)
{
   switch(message)
   {
      HANDLE_MSG (hWnd, WM_COMMAND,    AddMesgDialog_OnCommand);
      HANDLE_MSG (hWnd, WM_INITDIALOG, AddMesgDialog_OnInitDialog);
      HANDLE_MSG (hWnd, WM_CLOSE,      AddMesgDialog_OnClose);
   }
   return FALSE;
}

static L_BOOL AddMesgDialog_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPADDMESGDLGDATA pAddMesgData;
   pCHILDDATA       pData;
   L_INT            nByteLeft;
   L_INT            nByteAdd;
   L_INT            nRet;
   HWND             hWndParent;
   HWND             hWndCtrl;
   L_TCHAR          szBuffer[20];

   pAddMesgData = (LPADDMESGDLGDATA)lParam;
   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);

   if (!pData)
   {
      MessageBox(hWnd, TEXT("Error"), NULL, MB_OK);
      return TRUE;
   }

   MoveDialogToMiddle(hWnd);

   nRet = L_IsGrayScaleBitmap(&pData->LeadBitmap);

   pAddMesgData->nType = (ISGRAY16(&pData->LeadBitmap) || pData->LeadBitmap.BitsPerPixel == 48) ? TYPE16:
   ( (pData->LeadBitmap.BitsPerPixel == 24) || (pData->LeadBitmap.BitsPerPixel == 8 && nRet != GRAY_NO && nRet != GRAY_NOTORDERED)) ? TYPE8 : 0;

   if(pAddMesgData->nType == 0)
   {
      MessageBox(hWnd, TEXT("Image format recognized, but this type not supported by this function"),
                 TEXT("Error"), MB_OK | MB_ICONINFORMATION);
      EndDialog(hWnd, 0);
      return TRUE;
   }

   SetWindowLong(hWnd,GWL_USERDATA,(LONG)pAddMesgData);

   hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_POS_CHK);
   Button_SetCheck(hWndCtrl, BST_CHECKED);

   hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_PSW_CHK);
   Button_SetCheck(hWndCtrl, BST_CHECKED);

   hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_TXT_RAD);
   Button_SetCheck(hWndCtrl, BST_CHECKED);

   SetDlgItemInt(hWnd, IDC_ADMSG_XPOS_EDT, 0, FALSE);
   SetDlgItemInt(hWnd, IDC_ADMSG_YPOS_EDT, 0, FALSE);

   ShowWindow(GetDlgItem(hWnd, IDC_ADMSG_BTFRM_TXT), SW_SHOW);
   ShowWindow(GetDlgItem(hWnd, IDC_ADMSG_BYTE_EDT ), SW_SHOW);
   ShowWindow(GetDlgItem(hWnd, IDC_ADMSG_BYTE_TXT) , SW_SHOW);

   wsprintf(szBuffer, TEXT("%d X %d"), BITMAPWIDTH(&pData->LeadBitmap), BITMAPHEIGHT(&pData->LeadBitmap));
   SetWindowText(GetDlgItem(hWnd, IDC_ADMSG_IMGSZ_TXT), szBuffer);

   nByteLeft = (pData->LeadBitmap.BytesPerLine * BITMAPHEIGHT(&pData->LeadBitmap));
   nByteAdd = (nByteLeft * pAddMesgData->nType * 9 / 8 / 16) - 9;

   SetDlgItemInt(hWnd, IDC_ADMSG_BYTE_EDT, nByteAdd, TRUE);

   pData->uTimerID = SetTimer(hWnd, 1, 100, NULL);
   UNLOCKCHILDDATA(hWndParent);
   Edit_SetText(GetDlgItem(hWnd, IDC_ADMSG_MSG_EDT), TEXT("LEAD Technologies, Inc."));
   Edit_SetSel(GetDlgItem(hWnd, IDC_ADMSG_MSG_EDT), 0, Edit_GetTextLength(GetDlgItem(hWnd, IDC_ADMSG_MSG_EDT)));

   #ifdef UNICODE
    SetControlFont ( hWnd, ghDlgFont) ;
   #endif// UNICODE

   return TRUE;
}

static L_BOOL AddMesgDialog_OnClose (HWND hWnd)
{
   EndDialog(hWnd, 0);
   return TRUE;
}

static L_BOOL AddMesgDialog_OnCommand (HWND hWnd, L_INT id, HWND hWndCtl, L_UINT codeNotify)
{
   LPADDMESGDLGDATA pAddMesgData;
   pCHILDDATA       pData;
   L_UCHAR          uConfirmPass[50];
   static TCHAR     pstrFileName[MAX_PATH];
   static TCHAR     pstrTitleName[MAX_PATH];
   POINT            ptStart;
   L_INT            nByteLeft;
   L_INT            nByteAdd;
   L_INT            nByte;
   L_INT            nFlag1;
   L_INT            nFlag2;
   HWND             hWndCtrl;
   HWND             hWndParent;
   L_BOOL           bEnable;

   pAddMesgData = (LPADDMESGDLGDATA) GetWindowLong(hWnd,GWL_USERDATA);
   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);
   if (!pData)
   {
      MessageBox(hWnd, TEXT("Error"), NULL, MB_OK);
      return TRUE;
   }

   switch(id)
   {
   case IDCANCEL:
      EndDialog(hWnd, 0);
      return FALSE;

   case IDC_ADMSG_TXT_RAD:
   case IDC_ADMSG_FILE_RAD:

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FILE_RAD);
      bEnable = Button_GetCheck(hWndCtrl);

      nFlag1 = (bEnable) ? SW_HIDE : SW_SHOW;
      nFlag2 = (bEnable) ? SW_SHOW : SW_HIDE;

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_BROWS_BTN);
      ShowWindow(hWndCtrl, nFlag2);
      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FNAME_EDT);
      ShowWindow(hWndCtrl, nFlag2);
      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_MSG_EDT);
      ShowWindow(hWndCtrl, nFlag1);

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_POS_CHK);

      break;


   case IDC_ADMSG_BROWS_BTN:
      {
         L_TCHAR pstrFileName[L_MAXPATH];
         
         memset(pstrFileName, 0, sizeof(pstrFileName));
         if(FileOpenDlg(hWnd, pstrFileName) == SUCCESS)
         {
            hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FNAME_EDT);
            Edit_SetText(hWndCtrl, pstrFileName);
         }
      }
      break;

   case IDC_ADMSG_XPOS_EDT:
   case IDC_ADMSG_YPOS_EDT:
   case IDC_ADMSG_MSG_EDT:
   case IDC_ADMSG_PSW_EDT:
      switch(codeNotify)
      {
      case EN_CHANGE:

         hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FILE_RAD);
         if(Button_GetCheck(hWndCtrl))
            break;

         hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_POS_CHK);
         {
            ptStart.x = GetDlgItemInt(hWnd, IDC_ADMSG_XPOS_EDT,NULL, TRUE);
            ptStart.y = GetDlgItemInt(hWnd, IDC_ADMSG_YPOS_EDT,NULL, TRUE);
            hWndCtrl  = GetDlgItem(hWnd, IDC_ADMSG_MSG_EDT);
            nByte = Edit_GetTextLength(hWndCtrl) + 8;

            hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_PSW_CHK);
            if(!Button_GetCheck(hWndCtrl))
            {
               hWndCtrl  = GetDlgItem(hWnd, IDC_ADMSG_PSW_EDT);
               nByte += Edit_GetTextLength(hWndCtrl);
            }

            nByteLeft = (pData->LeadBitmap.Width * (BITMAPHEIGHT(&pData->LeadBitmap) - ptStart.y - 1) +
                         pData->LeadBitmap.Width - ptStart.x) * pData->LeadBitmap.BitsPerPixel / 8;

            nByteAdd = (nByte * 8 + (9 - (nByte * 8) % 9)) * 16 / pAddMesgData->nType / 9;

            nByteAdd = (nByteLeft - nByteAdd) * pAddMesgData->nType * 9 / 8 / 16;

            SetDlgItemInt(hWnd, IDC_ADMSG_BYTE_EDT, nByteAdd, TRUE);

            if(nByteAdd < 0)
               MessageBox(hWnd, TEXT("You can't add more character to image!"), TEXT("STOP"), MB_OK);
         }
         break;
      }
      UNLOCKCHILDDATA(hWndParent);
      return FALSE;

   case IDOK:
      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_PSW_CHK);
      if(!Button_GetCheck(hWndCtrl))
      {
         hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_PSW_EDT);
         nByte = Edit_GetTextLength(hWndCtrl);
         if(nByte == 0)
         {
            MessageBox(hWnd, TEXT("Enter your password!"),TEXT("Password"),MB_OK);
            return FALSE;
         }

         nByte++;
         pAddMesgData->pAddMesgInfo->pPassword = (L_UCHAR L_FAR *) GlobalAllocPtr(GHND, sizeof(L_UCHAR) * nByte);
         if(!pAddMesgData->pAddMesgInfo->pPassword)
            return FALSE;

         GetWindowTextA(hWndCtrl, pAddMesgData->pAddMesgInfo->pPassword, nByte);

         hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_CONF_EDT);
         nByte = Edit_GetTextLength(hWndCtrl);
         if(nByte == 0)
         {
            MessageBox(hWnd, TEXT("Confirm your password!"),TEXT("Password Confirm"),MB_OK);
            return FALSE;
         }

         GetWindowTextA(hWndCtrl, uConfirmPass, ++nByte);

         if(strcmp(pAddMesgData->pAddMesgInfo->pPassword, uConfirmPass) != 0)
         {
            MessageBox(hWnd, TEXT("Renter your password!"),TEXT("Password Error"),MB_OK);
            return FALSE;
         }
      }
      else
         pAddMesgData->pAddMesgInfo->pPassword = NULL;

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_POS_CHK);
      if(!Button_GetCheck(hWndCtrl))
      {
         pAddMesgData->pAddMesgInfo->pStart = (LPPOINT) GlobalAllocPtr(GHND, sizeof(POINT));
         if(!pAddMesgData->pAddMesgInfo->pStart)
            return FALSE;

         pAddMesgData->pAddMesgInfo->pStart->x = GetDlgItemInt(hWnd, IDC_ADMSG_XPOS_EDT,NULL, TRUE);
         pAddMesgData->pAddMesgInfo->pStart->y = GetDlgItemInt(hWnd, IDC_ADMSG_YPOS_EDT,NULL, TRUE);
      }

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_TXT_RAD);
      if(Button_GetCheck(hWndCtrl))
      {
         hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_MSG_EDT);
         nByte = Edit_GetTextLength(hWndCtrl) + 1;

         pAddMesgData->pAddMesgInfo->pStrMsg = (L_TCHAR L_FAR *) GlobalAllocPtr(GHND, sizeof(L_TCHAR) * nByte);
         if(!pAddMesgData->pAddMesgInfo->pStrMsg)
            return FALSE;

         GetWindowText(hWndCtrl, pAddMesgData->pAddMesgInfo->pStrMsg, nByte);
      }

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FILE_RAD);
      if(Button_GetCheck(hWndCtrl))
      {
         hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FNAME_EDT);
         nByte = Edit_GetTextLength(hWndCtrl) + 1;

         pAddMesgData->pAddMesgInfo->pFileName = (L_TCHAR L_FAR *) GlobalAllocPtr(GHND, sizeof(L_TCHAR) * nByte);
         if(!pAddMesgData->pAddMesgInfo->pFileName)
            return FALSE;

         GetWindowText(hWndCtrl, pAddMesgData->pAddMesgInfo->pFileName, nByte);
      }

      UNLOCKCHILDDATA(hWndParent);
      EndDialog(hWnd, TRUE);
      return TRUE;

   case IDC_ADMSG_POS_CHK:
      bEnable = Button_GetCheck(hWndCtl);

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_XPOS_EDT);
      SetDlgItemInt(hWnd, IDC_ADMSG_XPOS_EDT, 0, FALSE);
      EnableWindow(hWndCtrl, !bEnable);

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_YPOS_EDT);
      SetDlgItemInt(hWnd, IDC_ADMSG_YPOS_EDT, 0, FALSE);
      EnableWindow(hWndCtrl, !bEnable);

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_FILE_RAD);
      break;

   case IDC_ADMSG_PSW_CHK:
      bEnable = Button_GetCheck(hWndCtl);

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_PSW_EDT);
      EnableWindow(hWndCtrl, !bEnable);
      Edit_SetText(hWndCtrl, TEXT(""));

      hWndCtrl = GetDlgItem(hWnd, IDC_ADMSG_CONF_EDT);
      EnableWindow(hWndCtrl, !bEnable);
      Edit_SetText(hWndCtrl, TEXT(""));
      break;
   }
   UNLOCKCHILDDATA(hWndParent);
   return FALSE;
}