// Sun_Check_DLL.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include "resource.h"
#define MAX_LOADSTRING 100
#define WM_USER_GRAPH 0x0401
#define WM_USER_PROCESS_BAR 0x0402
struct lp
{
unsigned long RxValue;
unsigned long TxValue;
unsigned int GraphNo;
};
// Global Variables:
HINSTANCE hInst; // current instance
TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // The title bar text
// Foward declarations of functions included in this code module:
ATOM MyRegisterClass(HINSTANCE hInstance);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK About(HWND, UINT, WPARAM, LPARAM);
static BOOL CALLBACK DlgProc( HWND hdlg, UINT msg, WPARAM wParam, LPARAM lParam );
struct lp User_Data;
HWND hwnd;
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
// TODO: Place code here.
MSG msg;
HACCEL hAccelTable;
LoadLibrary("Graph_dll.dll");
// Initialize global strings
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_SUN_CHECK_DLL, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// Perform application initialization:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, (LPCTSTR)IDC_SUN_CHECK_DLL);
// Main message loop:
while (GetMessage(&msg, NULL, 0, 0))
{
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return msg.wParam;
}
//
// FUNCTION: MyRegisterClass()
//
// PURPOSE: Registers the window class.
//
// COMMENTS:
//
// This function and its usage is only necessary if you want this code
// to be compatible with Win32 systems prior to the 'RegisterClassEx'
// function that was added to Windows 95. It is important to call this function
// so that the application will get 'well formed' small icons associated
// with it.
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = (WNDPROC)WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = LoadIcon(hInstance, (LPCTSTR)IDI_SUN_CHECK_DLL);
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = (LPCSTR)IDC_SUN_CHECK_DLL;
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, (LPCTSTR)IDI_SMALL);
return RegisterClassEx(&wcex);
}
//
// FUNCTION: InitInstance(HANDLE, int)
//
// PURPOSE: Saves instance handle and creates main window
//
// COMMENTS:
//
// In this function, we save the instance handle in a global variable and
// create and display the main program window.
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
HWND hWnd;
hInst = hInstance; // Store instance handle in our global variable
hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);
if (!hWnd)
{
return FALSE;
}
hwnd = hWnd;
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
return TRUE;
}
//
// FUNCTION: WndProc(HWND, unsigned, WORD, LONG)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
TCHAR szHello[MAX_LOADSTRING];
BOOL rc;
long err;
RECT rt;
LoadString(hInst, IDS_HELLO, szHello, MAX_LOADSTRING);
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, (LPCTSTR)IDD_ABOUTBOX, hWnd, (DLGPROC)About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
case ID_FILE_NEWDLG:
rc = DialogBox(
hInst, // application instance
MAKEINTRESOURCE( IDD_DIALOG1 ), // resource template
hWnd, // owner
DlgProc // dialog procedure
);
err = GetLastError();
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
// TODO: Add any drawing code here...
GetClientRect(hWnd, &rt);
SetTextColor(hdc, RGB(255, 000, 000));
DrawText(hdc, "Welcome to custom control demo.,", strlen("Welcome to custom control demo.,"), &rt, DT_CENTER);
rt.top = 30;
SetTextColor(hdc, RGB(000, 255, 000));
DrawText(hdc, "Click File->Demo Dialog to proceed...", strlen("Click File->Demo Dialog to proceed..."), &rt, DT_CENTER);
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
// Mesage handler for about box.
LRESULT CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_INITDIALOG:
return TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
{
EndDialog(hDlg, LOWORD(wParam));
return TRUE;
}
break;
}
return FALSE;
}
BOOL CALLBACK DlgProc( HWND hdlg, UINT msg, WPARAM wParam, LPARAM lParam )
{
static int RxValue, TxValue;
char Buf[10];
switch( msg )
{
case WM_INITDIALOG:
SetFocus( GetDlgItem( hdlg, IDCANCEL ) );
SetTimer(hdlg,0, 1000, NULL);
return( FALSE );
case WM_DESTROY:
return( TRUE );
case WM_TIMER: // timeout - no response from NS
User_Data.GraphNo = 0;
User_Data.RxValue = RxValue;
User_Data.TxValue = TxValue;
SendDlgItemMessage(hdlg, (int) IDC_CUSTOM1, WM_USER_GRAPH,(WPARAM) NULL, (LPARAM) &User_Data);
SendDlgItemMessage(hdlg, (int) IDC_CUSTOM2, WM_USER_PROCESS_BAR,(WPARAM) NULL, (LPARAM) TxValue);
sprintf(Buf,"%d", RxValue);
SetDlgItemText(hdlg, (int) IDC_EDIT1, Buf);
sprintf(Buf, "%d", TxValue);
SetDlgItemText(hdlg, (int) IDC_EDIT2, Buf);
// Random values selectable for demo
if(RxValue > 150)
RxValue -= 27;
else
RxValue += 12;
if(TxValue > 80)
TxValue -= 17;
else
TxValue += 12;
return( TRUE );
case WM_COMMAND:
switch( LOWORD( wParam ) )
{
case IDOK:
EndDialog( hdlg, FALSE );
return( TRUE );
case IDCANCEL:
EndDialog( hdlg, FALSE );
return( TRUE );
}
break;
}
return( FALSE );
}