Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

478 lines
13 KiB

// ConMsg.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include "resource.h"
#include "stdio.h"
#include "tchar.h"
#include "wtsapi32.h"
#include "winsta.h"
#define MAX_LOADSTRING 100
// 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);
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE /* hPrevInstance*/,
LPSTR /* lpCmdLine */,
int nCmdShow)
{
// TODO: Place code here.
MSG msg;
HACCEL hAccelTable;
// Initialize global strings
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_POWERMSG, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// Perform application initialization:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, (LPCTSTR)IDC_POWERMSG);
// 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_POWERMSG);
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = (LPCSTR)IDC_POWERMSG;
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;
}
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
// if (!SetTimer(hWnd, 23, 1500, NULL))
// MessageBox(NULL, _T("Failed"), _T("Failed"), MB_OK);
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;
static HWND hChildWnd;
LRESULT lResult;
TCHAR szString[512];
int iCount;
static int iState = 0;
DWORD dwSessionId;
// int iVal;
// HWND hWnd2;
switch (message)
{
case WM_CREATE:
lResult = DefWindowProc(hWnd, message, wParam, lParam);
RECT rt;
GetClientRect(hWnd, &rt);
hChildWnd = CreateWindow("LISTBOX", szTitle, WS_CHILD | WS_VISIBLE,
0, 0, rt.right - rt.left, rt.bottom - rt.top, hWnd, NULL, hInst, NULL);
srand( 25 );
if (!SetTimer(hWnd, 23, 1500, NULL))
MessageBox(NULL, _T("Failed"), _T("Failed"), MB_OK);
return lResult;
break;
/*
case WM_TIMER:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("Got Timer")));
// hWnd2 = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
// CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInst, NULL);
// ShowWindow(hWnd2, SW_SHOWDEFAULT);
// UpdateWindow(hWnd2);
iVal = rand() % 3;
switch (iVal)
{
case 0:
PostMessage(hWnd, WM_COMMAND, ID_FILE_REGISTERALLSESSIONS, 0);
break;
case 1:
PostMessage(hWnd, WM_COMMAND, ID_FILE_REGISTERFORTHISSESSION, 0);
break;
case 2:
PostMessage(hWnd, WM_COMMAND, ID_FILE_UNREGISTER, 0);
break;
}
break;
*/
case WM_POWERBROADCAST:
{
switch (wParam)
{
case PBT_APMBATTERYLOW:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMBATTERYLOW")));
break;
case PBT_APMOEMEVENT:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMOEMEVENT")));
break;
case PBT_APMPOWERSTATUSCHANGE:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMPOWERSTATUSCHANGE")));
break;
case PBT_APMQUERYSUSPEND:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMQUERYSUSPEND")));
break;
case PBT_APMQUERYSUSPENDFAILED:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMQUERYSUSPENDFAILED")));
break;
case PBT_APMRESUMEAUTOMATIC:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMRESUMEAUTOMATIC")));
break;
case PBT_APMRESUMECRITICAL:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMRESUMECRITICAL")));
break;
case PBT_APMRESUMESUSPEND:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMRESUMESUSPEND")));
break;
case PBT_APMSUSPEND:
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("PBT_APMSUSPEND")));
break;
}
}
break;
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case ID_FILE_REGISTERALLSESSIONS:
OutputDebugString(TEXT("* ConMsg:calling WTSRegisterSessionNotification\n"));
if (WTSRegisterSessionNotification(hWnd, NOTIFY_FOR_ALL_SESSIONS))
{
iState = 2;
}
else
{
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("ERROR:Registering for all sessions **failed**.")));
}
OutputDebugString(TEXT("* ConMsg:done with WTSRegisterSessionNotification\n"));
break;
case ID_FILE_REGISTERFORTHISSESSION:
OutputDebugString(TEXT("* ConMsg:calling WTSRegisterSessionNotification\n"));
if (WTSRegisterSessionNotification(hWnd, NOTIFY_FOR_THIS_SESSION))
{
iState = 1;
}
else
{
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("ERROR:Registered for this session **failed**.")));
}
OutputDebugString(TEXT("* ConMsg:done with WTSRegisterSessionNotification\n"));
break;
case ID_FILE_UNREGISTER:
OutputDebugString(TEXT("* ConMsg:calling WTSUnRegisterSessionNotification\n"));
if (WTSUnRegisterSessionNotification(hWnd))
{
iState = 0;
}
else
{
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(_T("UNRegistered for this sessions **failed**.")));
}
OutputDebugString(TEXT("* ConMsg:done with WTSUnRegisterConsoleNotification\n"));
break;
case ID_FILE_CLEANLOG:
iCount = SendMessage(hChildWnd, LB_GETCOUNT , 0, 0);
while (iCount != LB_ERR && iCount > 0)
{
SendMessage(hChildWnd, LB_DELETESTRING , 0, 0);
iCount = SendMessage(hChildWnd, LB_GETCOUNT , 0, 0);
}
break;
case IDM_EXIT:
DestroyWindow(hWnd);
iState = 3;
break;
case IDM_GET_SESSIONSTATE:
{
BOOL bLockedState;
DWORD ReturnLength;
if (!WinStationQueryInformation( SERVERNAME_CURRENT,
LOGONID_CURRENT,
WinStationLockedState,
(PVOID)&bLockedState,
sizeof(bLockedState),
&ReturnLength))
{
_stprintf(szString, _T("WinStationQueryInformationfailed, LastError = %d"), GetLastError());
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
else
{
_stprintf(szString, _T("WinStationQueryInformation Succeeded"));
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
_stprintf(szString, _T(" LockedState = %s"), bLockedState ? _T("On") : _T("Off"));
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
}
break;
case IDM_SET_WELCOME_ON:
{
BOOL bWelcomeOn = 1;
if (!WinStationSetInformation( SERVERNAME_CURRENT,
LOGONID_CURRENT,
WinStationLockedState,
&bWelcomeOn, sizeof(bWelcomeOn)))
{
_stprintf(szString, _T("WinStationSetInformation failed, LastError = %d"), GetLastError());
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
else
{
_stprintf(szString, _T("WinStationSetInformation succeeded"));
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
}
break;
case IDM_SET_WELCOME_OFF:
{
BOOL bWelcomeOff = 0;
if (!WinStationSetInformation( SERVERNAME_CURRENT,
LOGONID_CURRENT,
WinStationLockedState,
&bWelcomeOff, sizeof(bWelcomeOff)))
{
_stprintf(szString, _T("WinStationSetInformation failed, LastError = %d"), GetLastError());
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
else
{
_stprintf(szString, _T("WinStationSetInformation succeeded"));
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
}
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
switch (iState)
{
case 0:
_tcscpy(szString, _T("UNRegistered for this sessions."));
break;
case 1:
_tcscpy(szString, _T("Registered for this sessions."));
break;
case 2:
_tcscpy(szString, _T("Registered for all sessions."));
break;
case 3:
default:
iState = 3;
}
if (iState != 3)
{
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
case WM_WTSSESSION_CHANGE:
DWORD GetSessionId(LPARAM lParam);
dwSessionId = GetSessionId(lParam);
switch (wParam)
{
case WTS_CONSOLE_CONNECT:
_stprintf(szString, _T("WTS_CONSOLE_CONNECT, Session Affected was %d"), dwSessionId);
break;
case WTS_CONSOLE_DISCONNECT:
_stprintf(szString, _T("WTS_CONSOLE_DISCONNECT, Session Affected was %d"), dwSessionId);
break;
case WTS_REMOTE_CONNECT:
_stprintf(szString, _T("WTS_REMOTE_CONNECT, Session Affected was %d"), dwSessionId);
break;
case WTS_REMOTE_DISCONNECT:
_stprintf(szString, _T("WTS_REMOTE_DISCONNECT, Session Affected was %d"), dwSessionId);
break;
case WTS_SESSION_LOGON:
_stprintf(szString, _T("WTS_SESSION_LOGON, Session Affected was %d"), dwSessionId);
break;
case WTS_SESSION_LOGOFF:
_stprintf(szString, _T("WTS_SESSION_LOGOFF, Session Affected was %d"), dwSessionId);
break;
case WTS_SESSION_LOCK:
_stprintf(szString, _T("WTS_SESSION_LOCK, Session Affected was %d"), dwSessionId);
break;
case WTS_SESSION_UNLOCK:
_stprintf(szString, _T("WTS_SESSION_UNLOCK, Session Affected was %d"), dwSessionId);
break;
default:
_stprintf(szString, _T("Unknown Notification Code!!!!, Session Affected was %d"), dwSessionId);
break;
}
SendMessage(hChildWnd, LB_ADDSTRING, 0, LPARAM(szString));
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;
}
DWORD GetSessionId(LPARAM lParam)
{
return lParam;
}