CHILD.H

//*--------------------------------------------------------------------------------- 
//|  ODBC System Administrator 
//| 
//|  This code is furnished on an as-is basis as part of the ODBC SDK and is 
//|  intended for example purposes only. 
//| 
//|   Title:   CHILD.H 
//|      This files sole purpose in life is to define the CHILDINFO type 
//|         which is the main data structure for a connection window. 
//*--------------------------------------------------------------------------------- 
#ifndef child_DEFS 
#define child_DEFS 
 
#include <Windows.h> 
#include <stdlib.h> 
#include "commdlg.h" 
#include "standard.h" 
#include "menu.h" 
#include "results.h" 
#include "sql.h" 
#include "sqlext.h" 
 
#define MAXCONNECTS        15 
 
 
//*------------------------------------------------------------------------ 
//|  The following structure is used to keep track of the vital pieces of 
//|      information for each child MDI window.  The actual structure is 
//|      stored with the window and can be extracted with only the window 
//|      handle. 
//*------------------------------------------------------------------------ 
typedef struct tagCHILDINFO { 
   HINSTANCE      hInst;                        // Handle to our data segment 
   HWND           hwndClient;                   // Handle to client window 
   HWND           hwnd;                         // Handle to the child window 
   HWND           hwndIn;                       // Input window 
   HWND           hwndOut;                      // Output window 
   HENV           henv;                         // Environment handle for application 
   HDBC           hdbc;                         // Connection handle of this window 
   HSTMT          hstmt;                        // Statement handle for this window 
 
   // Display information 
   int            dx;                           // Width of client area 
   int            dy;                           // Height of client area 
 
   char           szConnStrOut[DFTBUFFSIZE];    // Save returned connect string 
   char           CurrentUser[DFTBUFFSIZE];     // Name of user logged on this window 
   char           CurrentServer[DFTBUFFSIZE];   // Server connected to in this window 
   int            listtype;                     // What are we listing 
   char           szClientTitle[MAXBUFF];       // Title for the window 
   UDWORD         fFunctions[MINREQUIREDINTS(NUM_MENU_FLAGS)]; 
                                                // bitmask to track supported functions 
   HFILE          hFile;                        // Pointer to file 
   char           szFile[_MAX_PATH];            // Name of the file 
   int            cbFileSize;                   // How big is the file 
   LPSTR          szFileBuff;                   // Memory for the file 
   int            cbResultCount;                // Incremental counter of results windows 
   int            cbMaxRS;                      // Maximum results windows 
   int            cbResults;                    // Current count of results sets 
   LPVOID         lprihead;                     // Head node 
   LPVOID         lpritail;                     // Tail node 
   } CHILDINFO, FAR * lpCHILDINFO; 
 
 
// Since this is an MDI app, we will store the connection window information with 
// the window handle and must then get this value for each message processed. 
// This little macro simply sets the value of ci based on the window 
#define GETCIPOINTER(hwnd) (lpCHILDINFO)(GetWindowLong(hwnd, 0)) 
#define SETCIPOINTER(hwnd, x) SetWindowLong(hwnd, 0, (LONG)(x)) 
 
#endif