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windows-nt/Source/XPSP1/NT/sdktools/perfmon/alert.c

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2020-09-26 03:20:57 -05:00
//==========================================================================//
// Includes //
//==========================================================================//
#include <stdio.h>
#include "perfmon.h"
#include "alert.h" // External declarations for this file
#include "addline.h" // for AddLine
#include "fileutil.h" // for FileRead
#include "legend.h"
#include "line.h"
#include "pmemory.h" // for MemoryXXX (mallloc-type) routines
#include "owndraw.h" // for OwnerDraw macros
#include "perfdata.h" // for UpdateLines
#include "perfmops.h" // for SystemAdd
#include "playback.h" // for PlaybackLines
#include "status.h" // for StatusUpdateAlerts
#include "system.h" // for SystemGet
#include "utils.h"
#include "menuids.h" // for IDM_VIEWALERT
#include "fileopen.h" // for FileGetName
#include "counters.h" // for CounterEntry
#include <lmcons.h>
#include <lmmsg.h>
#include <lmerr.h>
#include "perfmsg.h" // Alert eventlog message id
#define WM_SEND_NETWORK_ALERT (WM_USER + 101)
//==========================================================================//
// Typedefs //
//==========================================================================//
typedef NET_API_STATUS
(*pNetMessageBufferSend) (
IN LPTSTR servername,
IN LPTSTR msgname,
IN LPTSTR fromname,
IN LPBYTE buf,
IN DWORD buflen
);
typedef struct ALERTENTRYSTRUCT {
SYSTEMTIME SystemTime ;
PLINE pLine ;
FLOAT eValue ;
BOOL bOver ;
FLOAT eAlertValue ;
LPTSTR lpszInstance ;
LPTSTR lpszParent ;
INT StringWidth ;
} ALERTENTRY ;
typedef ALERTENTRY *PALERTENTRY ;
static HBRUSH hRedBrush ;
//====
//====
//==========================================================================//
// Constants //
//==========================================================================//
#define szNumberFormat TEXT("%12.3f")
#define szMediumnNumberFormat TEXT("%12.0f")
#define szLargeNumberFormat TEXT("%12.4e")
#define eNumber ((FLOAT) 99999999.999)
#define eLargeNumber ((FLOAT) 999999999999.0)
#define szNumberPrototype TEXT("99999999.999")
#define szConditionFormat TEXT(" %c ")
#define szConditionPrototype TEXT(" > ")
#define szDatePrototype TEXT("12/31/1999 ")
#define szTimePrototype TEXT("12:34:56.9 pm ")
#define ALERTLOGMAXITEMS 1000
// enclose alert within double quotes to make it a single command line
// argument rather then 10 args.
#define szAlertFormat TEXT("\"%s %s %s %c %s %s, %s, %s, %s, %s\"")
//==========================================================================//
// Macros //
//==========================================================================//
#define AlertItemTopMargin() (yBorderHeight)
//==========================================================================//
// Local Functions //
//==========================================================================//
INT ExportAlertLine (PLINE pLine, FLOAT eValue, SYSTEMTIME *pSystemTime, HANDLE hExportFile) ;
void
AlertFormatFloat (
LPTSTR lpValueBuf,
FLOAT eValue
)
{
if (eValue <= eNumber) {
TSPRINTF (lpValueBuf, szNumberFormat, eValue) ;
} else if (eValue <= eLargeNumber) {
TSPRINTF (lpValueBuf, szMediumnNumberFormat, eValue) ;
} else {
TSPRINTF (lpValueBuf, szLargeNumberFormat, eValue) ;
}
ConvertDecimalPoint (lpValueBuf) ;
}
PALERT
AllocateAlertData (
HWND hWndAlert
)
{
PALERT pAlert ;
pAlert = AlertData (hWndAlert) ;
pAlert->hWnd = hWndAlert ;
pAlert->hAlertListBox = DialogControl (hWndAlert, IDD_ALERTLOG) ;
pAlert->iStatus = iPMStatusClosed ;
pAlert->bManualRefresh = FALSE ;
pAlert->bModified = FALSE ;
pAlert->Visual.iColorIndex = 0 ;
pAlert->Visual.iWidthIndex = -1 ;
pAlert->Visual.iStyleIndex = -1 ;
pAlert->iIntervalMSecs = iDefaultAlertIntervalSecs * 1000 ;
pAlert->pSystemFirst = NULL ;
pAlert->pLineFirst = NULL ;
pAlert->MessageName[0] = TEXT('\0') ;
pAlert->bLegendOn = TRUE ;
return (pAlert) ;
}
void FreeAlertData (PALERT pAlert) {}
BOOL
SetAlertTimer (
PALERT pAlert
)
{
if (pAlert->iStatus == iPMStatusCollecting)
KillTimer (pAlert->hWnd, AlertTimerID) ;
pAlert->iStatus = iPMStatusCollecting ;
SetTimer (pAlert->hWnd, AlertTimerID, pAlert->iIntervalMSecs, NULL) ;
return (TRUE) ;
}
BOOL
ClearAlertTimer (
PALERT pAlert
)
{
if (!PlayingBackLog()) {
KillTimer (pAlert->hWnd, AlertTimerID) ;
}
pAlert->iStatus = iPMStatusClosed ;
return (TRUE) ;
}
BOOL
AlertExec (
LPTSTR lpszImageName,
LPTSTR lpszCommandLine
)
/*
Effect: WinExec is considered obsolete. We're supposed to use
CreateProcess, which allows considerably more control.
For perfmon, we only execute a program when an alert
occurs, and we really don't know anything about the
program, so can't really do much. We just set some
defaults and go.
Called By: SignalAlert only.
*/
{
STARTUPINFO si ;
PROCESS_INFORMATION pi ;
int StringLen ;
TCHAR TempBuffer [ 5 * FilePathLen ] ;
BOOL RetCode;
DWORD dwCreationFlags = NORMAL_PRIORITY_CLASS;
memset (&si, 0, sizeof (STARTUPINFO)) ;
si.cb = sizeof (STARTUPINFO) ;
si.dwFlags = STARTF_USESHOWWINDOW ;
si.wShowWindow = SW_SHOWNOACTIVATE ;
memset (&pi, 0, sizeof (PROCESS_INFORMATION)) ;
lstrcpy (TempBuffer, lpszImageName) ;
StringLen = lstrlen (TempBuffer) ;
// see if this is a CMD or a BAT file
// if it is then create a process with a console window, otherwise
// assume it's an executable file that will create it's own window
// or console if necessary
//
_tcslwr (TempBuffer);
if ((_tcsstr(TempBuffer, TEXT(".bat")) != NULL) ||
(_tcsstr(TempBuffer, TEXT(".cmd")) != NULL)) {
dwCreationFlags |= CREATE_NEW_CONSOLE;
} else {
dwCreationFlags |= DETACHED_PROCESS;
}
// recopy the image name to the temp buffer since it was modified
// (i.e. lowercased) for the previous comparison.
lstrcpy (TempBuffer, lpszImageName) ;
StringLen = lstrlen (TempBuffer) ;
// now add on the alert text preceded with a space char
TempBuffer [StringLen] = TEXT(' ') ;
StringLen++ ;
lstrcpy (&TempBuffer[StringLen], lpszCommandLine) ;
// DETACHED_PROCESS is needed to get rid of the ugly console window
// that SQL guys have been bitching..
RetCode = CreateProcess (NULL, TempBuffer,
NULL, NULL, FALSE,
dwCreationFlags,
// (DWORD) NORMAL_PRIORITY_CLASS | DETACHED_PROCESS,
// (DWORD) NORMAL_PRIORITY_CLASS,
NULL, NULL,
&si, &pi) ;
if (RetCode) {
if (pi.hProcess && pi.hProcess != INVALID_HANDLE_VALUE) {
CloseHandle (pi.hProcess) ;
}
if (pi.hThread && pi.hThread != INVALID_HANDLE_VALUE) {
CloseHandle (pi.hThread) ;
}
}
return RetCode ;
}
BOOL
SendNetworkMessage (
LPTSTR pText,
DWORD TextLen,
LPTSTR pMessageName
)
{
NET_API_STATUS NetStatus;
HANDLE dllHandle ;
pNetMessageBufferSend SendFunction ;
//
// Dynamically link to netapi32.dll. If it's not there just return. Return
// TRUE so we won't try to send this alert again.
//
dllHandle = LoadLibrary(TEXT("NetApi32.Dll")) ;
if ( !dllHandle || dllHandle == INVALID_HANDLE_VALUE ) {
return(TRUE) ;
}
//
// Get the address of the service's main entry point. This
// entry point has a well-known name.
//
SendFunction = (pNetMessageBufferSend)GetProcAddress(
dllHandle, "NetMessageBufferSend") ;
if (SendFunction == NULL) {
FreeLibrary (dllHandle) ;
return(TRUE) ;
}
NetStatus = (*SendFunction) (NULL, pMessageName,
NULL, (LPBYTE)pText, TextLen * sizeof(TCHAR)) ;
if (NetStatus != NERR_Success) {
FreeLibrary (dllHandle) ;
return (FALSE) ;
}
FreeLibrary (dllHandle) ;
return (TRUE) ;
}
// this is the child thread used to send out network alert message.
// This thread is created at init time and is destroyed at close time
void
NetAlertHandler (
LPVOID *pDummy
)
{
MSG msg;
while (GetMessage (&msg, NULL, 0, 0)) {
// we are only interested in this message
if (LOWORD(msg.message) == WM_SEND_NETWORK_ALERT) {
SendNetworkMessage ((LPTSTR)(msg.wParam),
lstrlen ((LPTSTR)(msg.wParam)),
(LPTSTR)(msg.lParam)) ;
MemoryFree ((LPTSTR)(msg.wParam)) ;
}
}
}
void
SignalAlert (
HWND hWnd,
HWND hWndAlerts,
PLINE pLine,
FLOAT eValue,
SYSTEMTIME *pSystemTime,
LPTSTR pSystemName,
DWORD dwSystemState
)
/*
Effect: Perform any actions necessary when a given alert line's
condition is true. In particular, add the alert to the
alert log. Also, depending on the user's wishes, signal
a network alert or beep or run a program.
If we are not viewing the alert screen, add one alert to
the unviewed list.
*/
{
INT_PTR iIndex ;
PALERT pAlert ;
PALERTENTRY pAlertEntry ;
TCHAR szTime [20] ;
TCHAR szDate [20] ;
TCHAR szInstance [256] ;
TCHAR szParent [256] ;
TCHAR szText [256 * 4] ;
TCHAR eValueBuf [40] ;
TCHAR eAlertValueBuf [40] ;
TCHAR eAlertValueBuf1 [42] ;
FLOAT eLocalValue ;
DWORD TextSize = 0;
LPTSTR lpAlertMsg ;
LPTSTR lpEventLog[7] ;
TCHAR NullBuff [2] ;
NullBuff [0] = NullBuff [1] = TEXT('\0') ;
pAlert = AlertData (hWnd) ;
pAlertEntry = MemoryAllocate (sizeof (ALERTENTRY)) ;
if (!pAlertEntry) {
return ;
}
pAlertEntry->SystemTime = *pSystemTime ;
pAlertEntry->pLine= pLine ;
pAlertEntry->eValue = eValue ;
if (pLine) {
pAlertEntry->bOver = pLine->bAlertOver ;
pAlertEntry->eAlertValue = pLine->eAlertValue ;
}
//=============================//
// Determine Instance, Parent //
//=============================//
// It's possible that there will be no instance, therefore
// the lnInstanceName would be NULL.
if (pLine && pLine->lnObject.NumInstances > 0) {
// Test for the parent object instance name title index.
// If there is one, it implies that there will be a valid
// Parent Object Name and a valid Parent Object Instance Name.
// If the Parent Object title index is 0 then
// just display the instance name.
lstrcpy (szInstance, pLine->lnInstanceName) ;
if (pLine->lnInstanceDef.ParentObjectTitleIndex && pLine->lnPINName) {
// Get the Parent Object Name.
lstrcpy (szParent, pLine->lnPINName) ;
} else {
szParent[0] = TEXT(' ') ;
szParent[1] = TEXT('\0') ;
}
} else {
if (pLine) {
szInstance[0] = TEXT(' ') ;
szInstance[1] = TEXT('\0') ;
szParent[0] = TEXT(' ') ;
szParent[1] = TEXT('\0') ;
} else {
// this is a system down/reconnect alert
StringLoad (
dwSystemState == SYSTEM_DOWN ?
IDS_SYSTEM_DOWN : IDS_SYSTEM_UP,
szInstance) ;
lstrcpy (szParent, pSystemName) ;
}
}
pAlertEntry->lpszInstance = StringAllocate (szInstance) ;
pAlertEntry->lpszParent = StringAllocate (szParent) ;
//=============================//
// Add alert to Alert Log //
//=============================//
if (LBNumItems (hWndAlerts) >= ALERTLOGMAXITEMS)
LBDelete (hWndAlerts, 0) ;
iIndex = LBAdd (hWndAlerts, (LPARAM) pAlertEntry) ;
LBSetSelection (hWndAlerts, iIndex) ;
// no need to check other things if we
// are playing back log
if (PlayingBackLog()) {
return ;
}
//=============================//
// Update Status Line //
//=============================//
if (iPerfmonView != IDM_VIEWALERT) {
if (pAlert->bSwitchToAlert) {
SendMessage (hWndMain, WM_COMMAND, (LONG)IDM_VIEWALERT, 0L) ;
} else {
// if iUnviewedAlerts is over 100, we will display "++"
// so, no need to keep updating the icon...
if (iUnviewedAlerts < 100) {
iUnviewedAlerts ++ ;
if (pLine) {
crLastUnviewedAlert = pLine->Visual.crColor ;
}
StatusUpdateIcons (hWndStatus) ;
}
}
}
//===================================//
// Check if we need to do anything //
//===================================//
szText[0] = TEXT('\0') ;
if ((pAlert->bNetworkAlert && pAlert->MessageName[0])
||
(pLine) &&
(pLine->lpszAlertProgram &&
(pLine->bEveryTime || !pLine->bAlerted))
||
(pAlert->bEventLog)) {
// format the alert line to be exported
SystemTimeDateString (pSystemTime, szDate) ;
SystemTimeTimeString (pSystemTime, szTime, TRUE) ;
if (pLine) {
AlertFormatFloat (eValueBuf, pAlertEntry->eValue) ;
eLocalValue = pAlertEntry->eAlertValue ;
if (eLocalValue < (FLOAT) 0.0) {
eLocalValue = -eLocalValue ;
}
AlertFormatFloat (eAlertValueBuf, pAlertEntry->eAlertValue) ;
TSPRINTF (szText,
szAlertFormat,
szDate,
szTime,
eValueBuf,
(pLine->bAlertOver ? TEXT('>') : TEXT('<')),
eAlertValueBuf,
pLine->lnCounterName,
szInstance,
szParent,
pLine->lnObjectName,
pLine->lnSystemName) ;
} else {
lstrcpy (eValueBuf, DashLine) ;
lstrcpy (eAlertValueBuf, eValueBuf) ;
TSPRINTF (szText,
szAlertFormat,
szDate,
szTime,
eValueBuf,
TEXT(' '),
eAlertValueBuf,
szInstance, // system up/down message
NullBuff,
NullBuff,
NullBuff,
szParent) ;
}
TextSize = sizeof(TCHAR) * (lstrlen(szText)+1) ;
}
if (szText[0] == TEXT('\0')) {
// nothing to do
return ;
}
//=============================//
// Network Alert? //
//=============================//
SetHourglassCursor() ;
if (pAlert->bNetworkAlert && pAlert->MessageName[0]) {
if (pAlert->dwNetAlertThreadID) {
// use thread to send the network alert.
// the memory will be released by the child thread when done
lpAlertMsg =
(LPTSTR) MemoryAllocate (TextSize) ;
if (lpAlertMsg) {
lstrcpy (lpAlertMsg, szText) ;
PostThreadMessage (pAlert->dwNetAlertThreadID,
WM_SEND_NETWORK_ALERT,
(WPARAM)lpAlertMsg,
(LPARAM)pAlert->MessageName) ;
}
} else {
// no thread available, use the slow way to send the network alert
SendNetworkMessage (szText,
(DWORD) lstrlen(szText),
pAlert->MessageName) ;
}
}
//=============================//
// Run Program? //
//=============================//
if (pLine &&
pLine->lpszAlertProgram &&
(pLine->bEveryTime || !pLine->bAlerted)) {
AlertExec (pLine->lpszAlertProgram, szText) ;
pLine->bAlerted = TRUE ;
}
//===================================//
// Log event to Application Log? //
//===================================//
if (pAlert->bEventLog) {
if (hEventLog) {
if (pLine) {
lpEventLog[0] = pLine->lnSystemName ;
lpEventLog[1] = pLine->lnObjectName ;
lpEventLog[2] = pLine->lnCounterName ;
lpEventLog[3] = szInstance ;
lpEventLog[4] = szParent ;
lpEventLog[5] = eValueBuf ;
eAlertValueBuf1[0] = pLine->bAlertOver ? TEXT('>') : TEXT('<') ;
eAlertValueBuf1[1] = TEXT(' ') ;
lstrcpy (&eAlertValueBuf1[2], eAlertValueBuf) ;
lpEventLog[6] = eAlertValueBuf1 ;
} else {
lpEventLog[0] = szParent ;
lpEventLog[1] = szInstance ;
}
ReportEvent (hEventLog,
(WORD)EVENTLOG_INFORMATION_TYPE,
(WORD)0,
(DWORD)(pLine ? MSG_ALERT_OCCURRED : MSG_ALERT_SYSTEM),
(PSID)NULL,
(WORD)(pLine ? 7 : 2),
(DWORD)TextSize,
(LPCTSTR *)lpEventLog,
(LPVOID)(szText)) ;
}
}
SetArrowCursor() ;
}
BOOL
AlertCondition (
PLINE pLine,
FLOAT eValue
)
/*
Effect: Return whether the alert test passed for line pLine,
with current data value eValue.
Internals: Don't *ever* say (bFoo == bBar), as non-FALSE values
could be represented by any nonzero number. Use
BoolEqual or equivalent.
*/
{
BOOL bOver ;
bOver = eValue > pLine->eAlertValue ;
return (BoolEqual (bOver, pLine->bAlertOver)) ;
}
INT
static
CheckAlerts (
HWND hWnd,
HWND hWndAlerts,
SYSTEMTIME *pSystemTime,
PLINE pLineFirst,
HANDLE hExportFile,
PPERFSYSTEM pSystemFirst
)
{
FLOAT eValue ;
PLINE pLine ;
BOOL bAnyAlerts ;
INT ErrCode = 0 ;
PPERFSYSTEM pSystem ;
bAnyAlerts = FALSE ;
if (!PlayingBackLog()) {
LBSetRedraw (hWndAlerts, FALSE) ;
// check for system up/down
for (pSystem = pSystemFirst ;
pSystem ;
pSystem = pSystem->pSystemNext) {
if (pSystem->dwSystemState == SYSTEM_DOWN) {
pSystem->dwSystemState = SYSTEM_DOWN_RPT ;
SignalAlert (hWnd,
hWndAlerts,
NULL,
(FLOAT) 0.0,
pSystemTime,
pSystem->sysName,
SYSTEM_DOWN) ;
} else if (pSystem->dwSystemState == SYSTEM_RECONNECT) {
pSystem->dwSystemState = SYSTEM_RECONNECT_RPT ;
SignalAlert (hWnd,
hWndAlerts,
NULL,
(FLOAT) 0.0,
pSystemTime,
pSystem->sysName,
SYSTEM_RECONNECT) ;
}
}
}
for (pLine = pLineFirst ;
pLine ;
pLine = pLine->pLineNext) {
if (pLine->bFirstTime) {
// skip until we have collect enough samples for the first data
continue ;
}
// Get the new value for this line.
eValue = CounterEntry (pLine) ;
if (AlertCondition (pLine, eValue)) {
bAnyAlerts = TRUE ;
// the case that hExportFile is !NULL is when playingback log and that the
// listbox is overflowed with alert. In this case, we have to
// walk the log file again to re-generate all the alerts.
if (hExportFile) {
ErrCode = ExportAlertLine (pLine, eValue, pSystemTime, hExportFile) ;
if (ErrCode) {
break ;
}
} else {
SignalAlert (hWnd,
hWndAlerts,
pLine,
eValue,
pSystemTime,
NULL,
0) ;
}
}
}
if (!PlayingBackLog()) {
LBSetRedraw (hWndAlerts, TRUE) ;
}
return (ErrCode) ;
}
void
DrawAlertEntry (
HWND hWnd,
PALERT pAlert,
PALERTENTRY pAlertEntry,
LPDRAWITEMSTRUCT lpDI,
HDC hDC
)
{
PLINE pLine ;
RECT rectUpdate ;
TCHAR szTime [20] ;
TCHAR szDate [20] ;
TCHAR szText [256] ;
HBRUSH hBrushPrevious ;
FLOAT eLocalValue ;
COLORREF preBkColor = 0;
COLORREF preTextColor = 0;
pLine = pAlertEntry->pLine ;
SystemTimeDateString (&(pAlertEntry->SystemTime), szDate) ;
SystemTimeTimeString (&(pAlertEntry->SystemTime), szTime, TRUE) ;
if (DISelected (lpDI)) {
preTextColor = SetTextColor (hDC, GetSysColor (COLOR_HIGHLIGHTTEXT)) ;
preBkColor = SetBkColor (hDC, GetSysColor (COLOR_HIGHLIGHT)) ;
}
//=============================//
// Draw Color Dot //
//=============================//
rectUpdate.left = 0 ;
rectUpdate.top = lpDI->rcItem.top ;
rectUpdate.right = pAlert->xColorWidth ;
rectUpdate.bottom = lpDI->rcItem.bottom ;
ExtTextOut (hDC, rectUpdate.left, rectUpdate.top,
ETO_CLIPPED | ETO_OPAQUE,
&rectUpdate,
NULL, 0,
NULL) ;
if (pLine) {
hBrushPrevious = SelectBrush (hDC, pLine->hBrush) ;
} else {
if (hRedBrush == NULL) {
hRedBrush = CreateSolidBrush (RGB (0xff, 0x00, 0x00)) ;
}
hBrushPrevious = SelectBrush (hDC, hRedBrush) ;
}
Ellipse (hDC,
rectUpdate.left + 2,
rectUpdate.top + 2,
rectUpdate.right - 2,
rectUpdate.bottom - 2) ;
SelectBrush (hDC, hBrushPrevious) ;
//=============================//
// Draw Date //
//=============================//
rectUpdate.left = rectUpdate.right ;
rectUpdate.right = rectUpdate.left + pAlert->xDateWidth ;
ExtTextOut (hDC, rectUpdate.left, rectUpdate.top,
ETO_CLIPPED | ETO_OPAQUE,
&rectUpdate,
szDate, lstrlen (szDate),
NULL) ;
//=============================//
// Draw Time //
//=============================//
rectUpdate.left = rectUpdate.right ;
rectUpdate.right = rectUpdate.left + pAlert->xTimeWidth ;
ExtTextOut (hDC, rectUpdate.left, rectUpdate.top,
ETO_CLIPPED | ETO_OPAQUE,
&rectUpdate,
szTime, lstrlen (szTime),
NULL) ;
//=============================//
// Draw Alert Value //
//=============================//
SetTextAlign (hDC, TA_RIGHT) ;
rectUpdate.left = rectUpdate.right ;
rectUpdate.right = rectUpdate.left + pAlert->xNumberWidth ;
if (pLine) {
AlertFormatFloat (szText, pAlertEntry->eValue) ;
} else {
lstrcpy (szText, DashLine) ;
}
ExtTextOut (hDC, rectUpdate.right, rectUpdate.top,
ETO_CLIPPED | ETO_OPAQUE,
&rectUpdate,
szText, lstrlen (szText),
NULL) ;
//=============================//
// Draw Alert Condition //
//=============================//
rectUpdate.left = rectUpdate.right ;
rectUpdate.right = rectUpdate.left + pAlert->xConditionWidth ;
TSPRINTF (szText, szConditionFormat,
pLine ?
(pAlertEntry->bOver ? TEXT('>') : TEXT('<')) :
TEXT(' ')
) ;
ExtTextOut (hDC, rectUpdate.right, rectUpdate.top,
ETO_CLIPPED | ETO_OPAQUE,
&rectUpdate,
szText, lstrlen (szText),
NULL) ;
//=============================//
// Draw Trigger Value //
//=============================//
rectUpdate.left = rectUpdate.right ;
rectUpdate.right = rectUpdate.left + pAlert->xNumberWidth ;
if (pLine) {
eLocalValue = pAlertEntry->eAlertValue ;
if (eLocalValue < (FLOAT) 0.0) {
eLocalValue = -eLocalValue ;
}
AlertFormatFloat (szText, pAlertEntry->eAlertValue) ;
} else {
lstrcpy (szText, DashLine) ;
}
ExtTextOut (hDC, rectUpdate.right, rectUpdate.top,
ETO_CLIPPED | ETO_OPAQUE,
&rectUpdate,
szText, lstrlen (szText),
NULL) ;
//=============================//
// Draw Rest //
//=============================//
SetTextAlign (hDC, TA_LEFT) ;
rectUpdate.left = rectUpdate.right ;
rectUpdate.right = 10000 ;
if (pLine) {
TSPRINTF (szText,
TEXT(" %s, %s, %s, %s, %s"),
pLine->lnCounterName,
pAlertEntry->lpszInstance,
pAlertEntry->lpszParent,
pLine->lnObjectName,
pLine->lnSystemName) ;
} else {
TSPRINTF (szText,
TEXT(" %s, , , , %s"),
pAlertEntry->lpszInstance,
pAlertEntry->lpszParent) ;
}
ExtTextOut (hDC, rectUpdate.left, rectUpdate.top,
ETO_OPAQUE,
&rectUpdate,
szText, lstrlen (szText),
NULL) ;
// check if we need to bring-up or resize the horiz scrollbar
if (pAlertEntry->StringWidth == 0) {
pAlertEntry->StringWidth = TextWidth (hDC, szText) + xScrollWidth +
rectUpdate.left ;
}
if (pAlertEntry->StringWidth > pAlert->xTextExtent) {
pAlert->xTextExtent = pAlertEntry->StringWidth ;
LBSetHorzExtent (pAlert->hAlertListBox, pAlertEntry->StringWidth) ;
}
if (DISelected (lpDI)) {
preTextColor = SetTextColor (hDC, preTextColor) ;
preBkColor = SetBkColor (hDC, preBkColor) ;
}
}
//==========================================================================//
// Message Handlers //
//==========================================================================//
void
static
OnDrawItem (
HWND hWnd,
LPDRAWITEMSTRUCT lpDI
)
{
HFONT hFontPrevious ;
HDC hDC ;
PALERT pAlert ;
PALERTENTRY pAlertEntry ;
// PLINESTRUCT pLine ;
int iLBIndex ;
hDC = lpDI->hDC ;
iLBIndex = DIIndex (lpDI) ;
pAlert = AlertData (hWnd) ;
if (iLBIndex == -1) {
pAlertEntry = NULL ;
} else {
pAlertEntry = (PALERTENTRY) LBData (pAlert->hAlertListBox, iLBIndex) ;
if (pAlertEntry == (PALERTENTRY) LB_ERR) {
pAlertEntry = NULL ;
}
}
//=============================//
// Draw Legend Item //
//=============================//
if (pAlertEntry) {
hFontPrevious = SelectFont (hDC, pAlert->hFontItems) ;
DrawAlertEntry (hWnd, pAlert, pAlertEntry, lpDI, hDC) ;
SelectFont (hDC, hFontPrevious) ;
}
//=============================//
// Draw Focus //
//=============================//
if (DIFocus (lpDI))
DrawFocusRect (hDC, &(lpDI->rcItem)) ;
}
INT_PTR
static
OnCtlColor (
HWND hDlg,
HDC hDC
)
{
SetTextColor (hDC, crBlack) ;
// SetBkColor (hDC, crLightGray) ;
// return ((int) hbLightGray) ;
SetBkColor (hDC, ColorBtnFace) ;
return ((INT_PTR) hBrushFace) ;
}
void
AlertCreateThread (
PALERT pAlert
)
{
pAlert->hNetAlertThread = CreateThread(NULL, (DWORD)1024L,
(LPTHREAD_START_ROUTINE)NetAlertHandler,
NULL, (DWORD)0, &(pAlert->dwNetAlertThreadID)) ;
if (!(pAlert->hNetAlertThread)) {
// CreateThread failure, set its ID to zero
// so we will not use the thread
pAlert->dwNetAlertThreadID = 0 ;
} else {
SetThreadPriority (pAlert->hNetAlertThread, THREAD_PRIORITY_HIGHEST) ;
}
}
void
static
OnInitDialog (
HWND hDlg
)
{
HDC hDC ;
PALERT pAlert ;
iUnviewedAlerts = 0 ;
pAlert = AllocateAlertData (hDlg) ;
if (!pAlert)
return ;
pAlert->iStatus = iPMStatusClosed ;
pAlert->hFontItems = hFontScales ;
hDC = GetDC (hDlg) ;
SelectFont (hDC, pAlert->hFontItems) ;
pAlert->yItemHeight = FontHeight (hDC, TRUE) + 2 * AlertItemTopMargin () ;
pAlert->xColorWidth = pAlert->yItemHeight ;
pAlert->xDateWidth = TextWidth (hDC, szDatePrototype) ;
pAlert->xTimeWidth = TextWidth (hDC, szTimePrototype) ;
pAlert->xNumberWidth = TextWidth (hDC, szNumberPrototype) ;
pAlert->xConditionWidth = TextWidth (hDC, szConditionPrototype) ;
// no Horz. scroll bar to begin with
pAlert->xTextExtent = 0 ;
pAlert->hNetAlertThread = 0;
#if 0
pAlert->hNetAlertThread = CreateThread(NULL, (DWORD)1024L,
(LPTHREAD_START_ROUTINE)NetAlertHandler,
NULL, (DWORD)0, &(pAlert->dwNetAlertThreadID)) ;
if (!(pAlert->hNetAlertThread)) {
// CreateThread failure, set its ID to zero
// so we will not use the thread
pAlert->dwNetAlertThreadID = 0 ;
} else {
SetThreadPriority (pAlert->hNetAlertThread, THREAD_PRIORITY_HIGHEST) ;
}
#endif
ReleaseDC (hDlg, hDC) ;
hWndAlertLegend = DialogControl (hDlg, IDD_ALERTLEGEND) ;
UpdateAlertDisplay (hDlg) ;
}
void
static
OnMeasureItem (
HWND hWnd,
LPMEASUREITEMSTRUCT lpMI
)
/*
Note: Since we have an LB_OWNERDRAWFIXED item in the alert
dialog, we get this message *before* the WM_INITDIALOG
message. Therefore we can't rely on any of the values
set in that message handler.
*/
{
HDC hDC ;
hDC = GetDC (hWnd) ;
SelectFont (hDC, hFontScales) ;
lpMI->itemHeight = FontHeight (hDC, TRUE) + 2 * AlertItemTopMargin () ;
ReleaseDC (hWnd, hDC) ;
}
void
static
OnDeleteItem (
HDLG hDlg,
WPARAM wControlID,
LPDELETEITEMSTRUCT lpDI
)
{
PALERTENTRY pAlertEntry ;
pAlertEntry = (PALERTENTRY) lpDI->itemData ;
MemoryFree (pAlertEntry->lpszParent) ;
MemoryFree (pAlertEntry->lpszInstance) ;
MemoryFree (pAlertEntry) ;
}
void
static
OnSize (
HWND hDlg,
int xWidth,
int yHeight
)
{
SizeAlertComponents (hDlg) ;
}
void
static
OnDestroy (
HWND hWnd
)
/*
Effect: Perform any actions necessary when an AlertDisplay window
is being destroyed. In particular, free the instance
data for the log.
Since we really only have one log window and one global
log data structure, we don't free the structure. We do,
however, delete the objects allocated within the structure.
*/
{
PALERT pAlert ;
pAlert = AlertData (hWnd) ;
FreeAlertData (pAlert) ;
if (pAlert->dwNetAlertThreadID) {
CloseHandle (pAlert->hNetAlertThread) ;
}
}
//==========================================================================//
// Exported Functions //
//==========================================================================//
BOOL
AlertInitializeApplication (void)
{
return (TRUE) ;
}
INT_PTR
APIENTRY
AlertDisplayDlgProc (
HWND hDlg,
UINT iMessage,
WPARAM wParam,
LPARAM lParam
)
/*
Note: This function must be exported in the application's
linker-definition file, perfmon.def.
*/
{
switch (iMessage) {
case WM_CTLCOLORDLG:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORBTN:
case WM_CTLCOLORSTATIC:
return (OnCtlColor (hDlg, (HDC) wParam)) ;
break ;
case WM_DELETEITEM:
OnDeleteItem (hDlg, wParam, (LPDELETEITEMSTRUCT) lParam) ;
break ;
case WM_DRAWITEM:
OnDrawItem (hDlg, (LPDRAWITEMSTRUCT) lParam) ;
break ;
case WM_INITDIALOG:
OnInitDialog (hDlg) ;
break ;
case WM_LBUTTONDOWN:
DoWindowDrag (hDlg, lParam) ;
break ;
case WM_LBUTTONDBLCLK:
SendMessage (hWndMain, WM_LBUTTONDBLCLK, wParam, lParam) ;
break ;
case WM_MEASUREITEM:
OnMeasureItem (hDlg, (LPMEASUREITEMSTRUCT) lParam) ;
break ;
case WM_SIZE:
OnSize (hDlg, LOWORD (lParam), HIWORD (lParam)) ;
break ;
case WM_TIMER:
AlertTimer (hDlg, FALSE) ;
break ;
case WM_DESTROY:
OnDestroy (hDlg) ;
return (FALSE) ;
break ;
default:
return (FALSE) ;
} // switch
return (TRUE) ;
}
HWND
CreateAlertWindow (
HWND hWndParent
)
/*
Effect: Create the Alert window. This window is a child of
hWndMain.
Note: We dont worry about the size here, as this window
will be resized whenever the main window is resized.
*/
{
HWND hWnd ;
hWnd = CreateDialog (hInstance,
MAKEINTRESOURCE (idDlgAlertDisplay),
hWndParent,
AlertDisplayDlgProc) ;
return (hWnd) ;
}
void
UpdateAlertDisplay (
HWND hWnd
)
/*
Effect: Set the values for the various controls in the Alert
display.
Called By: OnInitDialog, any other routines that change these
values.
*/
{
PALERT pAlert ;
pAlert = AlertData (hWnd) ;
DialogSetInterval (hWnd, IDD_ALERTINTERVAL, pAlert->iIntervalMSecs) ;
}
BOOL
AlertInsertLine (
HWND hWnd,
PLINE pLine
)
{
PALERT pAlert ;
PLINE pLineEquivalent ;
pAlert = AlertData (hWnd) ;
pAlert->bModified = TRUE ;
pLineEquivalent = FindEquivalentLine (pLine, pAlert->pLineFirst) ;
// alert view is not permitted to have duplicate entries
if (pLineEquivalent) {
LINESTRUCT tempLine ;
tempLine = *pLineEquivalent ;
// copy the new alert line attributes
pLineEquivalent->Visual = pLine->Visual ;
pLineEquivalent->bAlertOver = pLine->bAlertOver ;
pLineEquivalent->eAlertValue = pLine->eAlertValue ;
pLineEquivalent->bEveryTime = pLine->bEveryTime ;
pLineEquivalent->lpszAlertProgram = pLine->lpszAlertProgram ;
pLine->lpszAlertProgram = tempLine.lpszAlertProgram ;
pLineEquivalent->hBrush = pLine->hBrush ;
pLine->hBrush = tempLine.hBrush ;
if (PlayingBackLog ()) {
PlaybackAlert (hWnd, 0) ;
WindowInvalidate (hWnd) ;
}
return (FALSE) ;
}
SystemAdd (&pAlert->pSystemFirst, pLine->lnSystemName, hWnd) ;
LineAppend (&pAlert->pLineFirst, pLine) ;
LegendAddItem (hWndAlertLegend, pLine) ;
if (!bDelayAddAction) {
SizeAlertComponents (hWndAlert) ;
LegendSetSelection (hWndAlertLegend,
LegendNumItems (hWndAlertLegend) - 1) ;
}
if (!bDelayAddAction) {
if (PlayingBackLog ()) {
PlaybackAlert (hWnd, 0) ;
WindowInvalidate (hWnd) ;
}
else if (pAlert->iStatus == iPMStatusClosed)
SetAlertTimer (pAlert) ;
}
return (TRUE) ;
}
void
AlertAddAction ()
{
PALERT pAlert ;
pAlert = AlertData (hWndAlert) ;
SizeAlertComponents (hWndAlert) ;
LegendSetSelection (hWndAlertLegend,
LegendNumItems (hWndAlertLegend) - 1) ;
if (PlayingBackLog ()) {
PlaybackAlert (hWndAlert, 0) ;
WindowInvalidate (hWndAlert) ;
} else if (pAlert->iStatus == iPMStatusClosed)
SetAlertTimer (pAlert) ;
}
void
SizeAlertComponents (
HWND hDlg
)
{
RECT rectClient ;
int xWidth, yHeight ;
int yLegendHeight ;
int yLegendTextHeight ;
int yLogHeight ;
int yLogTextHeight ;
int yIntervalHeight ;
int xIntervalTextWidth ;
int StartYPos ;
PALERT pAlert = AlertData(hDlg) ;
GetClientRect (hDlg, &rectClient) ;
xWidth = rectClient.right ;
yHeight = rectClient.bottom ;
if (pAlert->bLegendOn) {
yLegendHeight = LegendHeight (hWndAlertLegend, yHeight) ;
} else {
yLegendHeight = 0 ;
}
if (yHeight < 7 * xScrollWidth) {
// too small, just display the alert logs and hide all other
// items
DialogShow (hDlg, IDD_ALERTLEGEND, FALSE) ;
DialogShow (hDlg, IDD_ALERTLEGENDTEXT, FALSE) ;
DialogShow (hDlg, IDD_ALERTINTERVAL, FALSE) ;
DialogShow (hDlg, IDD_ALERTINTERVALTEXT, FALSE) ;
yLogTextHeight = DialogHeight (hDlg, IDD_ALERTLOGTEXT) ;
if (yHeight - yLogTextHeight > 3 * xScrollWidth) {
DialogMove (hDlg, IDD_ALERTLOGTEXT,
xScrollWidth,
xScrollWidth / 2,
NOCHANGE, NOCHANGE) ;
yLogTextHeight += xScrollWidth / 2 ;
DialogShow (hDlg, IDD_ALERTLOGTEXT, TRUE) ;
} else {
yLogTextHeight = 0 ;
DialogShow (hDlg, IDD_ALERTLOGTEXT, FALSE) ;
}
DialogMove (hDlg, IDD_ALERTLOG,
xScrollWidth,
xScrollWidth / 2 + yLogTextHeight,
xWidth - 2 * xScrollWidth,
yHeight - xScrollWidth) ;
} else if (yHeight <= 2 * yLegendHeight + 5 * xScrollWidth) {
if (pAlert->bLegendOn) {
yLegendHeight = min (yLegendHeight,
(yHeight - xScrollWidth) / 2) ;
} else {
yLegendHeight = 0 ;
}
yLogHeight = yHeight - yLegendHeight - xScrollWidth - 2 ;
DialogShow (hDlg, IDD_ALERTLEGENDTEXT, FALSE) ;
DialogShow (hDlg, IDD_ALERTINTERVAL, FALSE) ;
DialogShow (hDlg, IDD_ALERTINTERVALTEXT, FALSE) ;
yLogTextHeight = DialogHeight (hDlg, IDD_ALERTLOGTEXT) ;
if (yLogHeight - yLogTextHeight > 3 * xScrollWidth) {
DialogMove (hDlg, IDD_ALERTLOGTEXT,
xScrollWidth,
xScrollWidth / 2,
NOCHANGE, NOCHANGE) ;
yLogTextHeight += xScrollWidth / 2 ;
DialogShow (hDlg, IDD_ALERTLOGTEXT, TRUE) ;
} else {
yLogTextHeight = 0 ;
DialogShow (hDlg, IDD_ALERTLOGTEXT, FALSE) ;
}
DialogMove (hDlg, IDD_ALERTLOG,
xScrollWidth,
xScrollWidth / 2 + yLogTextHeight,
xWidth - 2 * xScrollWidth,
yLogHeight - yLogTextHeight) ;
DialogMove (hDlg, IDD_ALERTLEGEND,
xScrollWidth,
yLogHeight + xScrollWidth - 2,
xWidth - 2 * xScrollWidth,
yLegendHeight) ;
DialogShow (hDlg, IDD_ALERTLEGEND, pAlert->bLegendOn ? TRUE : FALSE) ;
} else {
if (pAlert->bLegendOn) {
DialogMove (hDlg, IDD_ALERTLEGEND,
xScrollWidth, yHeight - xScrollWidth / 2 - yLegendHeight,
xWidth - 2 * xScrollWidth,
yLegendHeight) ;
DialogMove (hDlg, IDD_ALERTLEGENDTEXT,
xScrollWidth,
DialogYPos (hDlg, IDD_ALERTLEGEND) - xScrollWidth,
NOCHANGE, NOCHANGE) ;
yLegendTextHeight = DialogYPos (hDlg, IDD_ALERTLEGENDTEXT) ;
} else {
yLegendTextHeight = yHeight - xScrollWidth / 2 - yLegendHeight ;
}
yLogTextHeight = DialogHeight (hDlg, IDD_ALERTLOGTEXT) ;
yIntervalHeight = DialogHeight (hDlg, IDD_ALERTINTERVAL) ;
yLogHeight = yLegendTextHeight - 4 * xScrollWidth ;
if (yLogHeight < 2 * xScrollWidth) {
yLogHeight = yLegendTextHeight - yLogTextHeight - xScrollWidth ;
}
DialogMove (hDlg, IDD_ALERTLOG,
xScrollWidth,
yLegendTextHeight - yLogHeight - xScrollWidth / 2,
xWidth - 2 * xScrollWidth,
yLogHeight) ;
DialogMove (hDlg, IDD_ALERTLOGTEXT,
xScrollWidth,
yLogTextHeight = DialogYPos (hDlg, IDD_ALERTLOG) - xScrollWidth,
xWidth - 2 * xScrollWidth, NOCHANGE) ;
DialogShow (hDlg, IDD_ALERTLEGEND, pAlert->bLegendOn ? TRUE : FALSE) ;
DialogShow (hDlg, IDD_ALERTLEGENDTEXT, pAlert->bLegendOn ? TRUE : FALSE) ;
DialogShow (hDlg, IDD_ALERTLOGTEXT, TRUE) ;
if (yLogTextHeight >= yIntervalHeight + xScrollWidth) {
StartYPos = (yLogTextHeight - yIntervalHeight) / 2 ;
xIntervalTextWidth = DialogWidth (hDlg, IDD_ALERTINTERVALTEXT) ;
DialogMove (hDlg, IDD_ALERTINTERVALTEXT,
xScrollWidth,
StartYPos + 1,
NOCHANGE, NOCHANGE) ;
DialogMove (hDlg, IDD_ALERTINTERVAL,
xScrollWidth + xIntervalTextWidth + 4,
StartYPos,
NOCHANGE, NOCHANGE) ;
DialogShow (hDlg, IDD_ALERTINTERVAL, TRUE) ;
DialogShow (hDlg, IDD_ALERTINTERVALTEXT, TRUE) ;
} else {
DialogShow (hDlg, IDD_ALERTINTERVAL, FALSE) ;
DialogShow (hDlg, IDD_ALERTINTERVALTEXT, FALSE) ;
}
}
WindowInvalidate (hDlg) ;
}
INT
PlaybackAlert (
HWND hWndAlert,
HANDLE hExportFile
)
{
PALERT pAlert ;
LOGPOSITION lp ;
PLOGINDEX pLogIndex ;
SYSTEMTIME SystemTime ;
SYSTEMTIME PreviousSystemTime ;
BOOL bFirstTime = TRUE ;
INT ErrCode = 0 ;
int iDisplayTics ;
DWORD TimeDiff ;
pAlert = AlertData (hWndAlert) ;
if (!pAlert->pLineFirst) {
// nothing to check
return ErrCode;
}
lp = PlaybackLog.StartIndexPos ;
iDisplayTics = PlaybackLog.iSelectedTics;
if (!hExportFile) {
LBReset (pAlert->hAlertListBox) ;
LBSetRedraw (pAlert->hAlertListBox, FALSE) ;
}
while (iDisplayTics) {
pLogIndex = IndexFromPosition (&lp) ;
if (pLogIndex)
SystemTime = pLogIndex->SystemTime ;
else
GetLocalTime (&SystemTime) ;
if (!bFirstTime) {
// check if it is time to do the alert checking
TimeDiff = (DWORD) SystemTimeDifference (&PreviousSystemTime,
&SystemTime, TRUE) ;
if (TimeDiff * 1000 >= pAlert->iIntervalMSecs) {
PlaybackLines (pAlert->pSystemFirst,
pAlert->pLineFirst,
lp.iPosition) ;
ErrCode = CheckAlerts (hWndAlert,
pAlert->hAlertListBox,
&SystemTime,
pAlert->pLineFirst,
hExportFile,
NULL) ;
if (ErrCode) {
break ;
}
PreviousSystemTime = SystemTime ;
}
} else {
// setup the data for the first time
bFirstTime = FALSE ;
PreviousSystemTime = SystemTime ;
PlaybackLines (pAlert->pSystemFirst,
pAlert->pLineFirst,
lp.iPosition) ;
}
if (!NextIndexPosition (&lp, FALSE))
break;
iDisplayTics-- ;
}
if (!hExportFile) {
LBSetRedraw (pAlert->hAlertListBox, TRUE) ;
}
return (ErrCode) ;
}
BOOL
AddAlert (
HWND hWndParent
)
{
PALERT pAlert ;
PLINE pCurrentLine ;
pAlert = AlertData (hWndAlert) ;
pCurrentLine = CurrentAlertLine (hWndAlert) ;
return (AddLine (hWndParent,
&(pAlert->pSystemFirst),
&(pAlert->Visual),
pCurrentLine ? pCurrentLine->lnSystemName : NULL,
LineTypeAlert)) ;
}
BOOL
EditAlert (
HWND hWndParent
)
{
PALERT pAlert ;
BOOL bOK ;
pAlert = AlertData (hWndAlert) ;
bOK = EditLine (hWndParent,
&(pAlert->pSystemFirst),
CurrentAlertLine (hWndAlert),
LineTypeAlert) ;
if (bOK && PlayingBackLog()) {
//re-do the alert using the new condition
PlaybackAlert (hWndAlert, 0) ;
WindowInvalidate (hWndAlert) ;
}
return (bOK) ;
}
// RemoveLineFromAlertListBox is called when we are deleting a line
// while monitoring current activity. We have to clear all the alert
// entries of this line because we are already doing this when
// playing back from log. Moreover, we are using the line structure
// while drawing the item.
//
void
RemoveLineFromAlertListBox (
PALERT pAlert,
PLINE pLine
)
{
int iIndex ;
int iNumOfAlerts ;
PALERTENTRY pAlertEntry ;
iNumOfAlerts = LBNumItems (pAlert->hAlertListBox) ;
if (iNumOfAlerts == 0 || iNumOfAlerts == (int) LB_ERR) {
return ;
}
LBSetRedraw (pAlert->hAlertListBox, FALSE) ;
// go thru the listbox from bottom to top
for (iIndex = iNumOfAlerts - 1; iIndex >= 0; iIndex-- ) {
pAlertEntry = (PALERTENTRY) LBData (pAlert->hAlertListBox, iIndex) ;
if (pAlertEntry != (PALERTENTRY) NULL && pAlertEntry) {
if (pAlertEntry->pLine == pLine) {
// remove it from the alert listbox.
LBDelete (pAlert->hAlertListBox, iIndex) ;
}
}
}
LBSetRedraw (pAlert->hAlertListBox, TRUE) ;
}
BOOL
AlertDeleteLine (
HWND hWndAlert,
PLINE pLine
)
/*
Effect: Delete the line pLine from the alerts associated with
window hWnd. Return whether the line could be deleted.
*/
{
PALERT pAlert ;
pAlert = AlertData (hWndAlert) ;
pAlert->bModified = TRUE ;
LineRemove (&pAlert->pLineFirst, pLine) ;
LegendDeleteItem (hWndAlertLegend, pLine) ;
if (!pAlert->pLineFirst) {
// no need to collect data
ClearAlertTimer (pAlert) ;
// clear legend
ClearLegend (hWndAlertLegend) ;
// reset visual data
pAlert->Visual.iColorIndex = 0 ;
pAlert->Visual.iWidthIndex = 0 ;
pAlert->Visual.iStyleIndex = 0 ;
} else {
BuildValueListForSystems (
pAlert->pSystemFirst,
pAlert->pLineFirst) ;
}
if (!PlayingBackLog()) {
// delete any alert entry for this line
RemoveLineFromAlertListBox (pAlert, pLine) ;
}
SizeAlertComponents (hWndAlert) ;
if (PlayingBackLog ()) {
if (pAlert->pLineFirst)
PlaybackAlert (hWndAlert, 0) ;
else {
LBReset (pAlert->hAlertListBox) ;
}
WindowInvalidate (hWndAlert) ;
}
return (TRUE) ;
}
BOOL
ToggleAlertRefresh (
HWND hWnd
)
{
PALERT pAlert ;
pAlert = AlertData (hWnd) ;
if (pAlert->bManualRefresh)
SetAlertTimer (pAlert) ;
else
ClearAlertTimer (pAlert) ;
pAlert->bManualRefresh = !pAlert->bManualRefresh ;
return (pAlert->bManualRefresh) ;
}
BOOL
AlertRefresh (
HWND hWnd
)
{
PALERT pAlert ;
pAlert = AlertData (hWnd) ;
return (pAlert->bManualRefresh) ;
}
void
AlertTimer (
HWND hWnd,
BOOL bForce
)
/*
Effect: Perform all actions neccesary when an alert timer tick
or manual refresh occurs. In particular, get the current
values for each line in the alert window, and compare
the value against the alert conditions. For each alert
that may have occured, call SignalAlert.
Called By: AlertWndProc, in response to a WM_TIMER message.
OnCommand, in response to a IDM_REFRESHALERT notification.
*/
{
PALERT pAlert ;
SYSTEMTIME SystemTime ;
pAlert = AlertData (hWnd) ;
if (PlayingBackLog ())
return ;
if (bForce || !pAlert->bManualRefresh) {
UpdateLines (&(pAlert->pSystemFirst), pAlert->pLineFirst) ;
GetLocalTime (&SystemTime) ;
CheckAlerts (hWnd,
pAlert->hAlertListBox,
&SystemTime,
pAlert->pLineFirst,
FALSE,
pAlert->pSystemFirst) ;
}
}
BOOL
OpenAlertVer1 (
HANDLE hFile,
DISKALERT *pDiskAlert,
PALERT pAlert,
DWORD dwMinorVersion
)
{
bDelayAddAction = TRUE ;
pAlert->Visual = pDiskAlert->Visual ;
pAlert->iIntervalMSecs = pDiskAlert->dwIntervalSecs ;
if (dwMinorVersion < 3) {
pAlert->iIntervalMSecs *= 1000 ;
}
pAlert->bNetworkAlert = pDiskAlert->bNetworkAlert ;
pAlert->bManualRefresh = pDiskAlert->bManualRefresh ;
pAlert->bSwitchToAlert = pDiskAlert->bSwitchToAlert ;
if (dwMinorVersion >= 2) {
lstrcpy (pAlert->MessageName, pDiskAlert->MessageName) ;
}
pAlert->bLegendOn = TRUE ;
if (dwMinorVersion >= 4) {
if (dwMinorVersion == 4)
pAlert->bEventLog = pDiskAlert->MiscOptions ;
else {
pAlert->bEventLog = pDiskAlert->MiscOptions & 0x01 ;
pAlert->bLegendOn = pDiskAlert->MiscOptions & 0x02 ;
}
} else {
pAlert->bEventLog = FALSE ;
// have to move the file pointer back for old pma file
FileSeekCurrent (hFile, -((int) (sizeof (pDiskAlert->MiscOptions)))) ;
}
if (pAlert->bNetworkAlert && pAlert->hNetAlertThread == 0) {
AlertCreateThread (pAlert) ;
}
ReadLines (hFile, pDiskAlert->dwNumLines,
&(pAlert->pSystemFirst), &(pAlert->pLineFirst), IDM_VIEWALERT) ;
bDelayAddAction = FALSE ;
AlertAddAction () ;
return (TRUE) ;
}
BOOL
OpenAlert (
HWND hWndAlert,
HANDLE hFile,
DWORD dwMajorVersion,
DWORD dwMinorVersion,
BOOL bAlertFile
)
{
PALERT pAlert ;
DISKALERT DiskAlert ;
BOOL bSuccess = TRUE ;
pAlert = AlertData (hWndAlert) ;
if (!pAlert) {
bSuccess = FALSE ;
goto Exit0 ;
}
if (!FileRead (hFile, &DiskAlert, sizeof (DISKALERT))) {
bSuccess = FALSE ;
goto Exit0 ;
}
switch (dwMajorVersion) {
case (1):
SetHourglassCursor() ;
ResetAlertView (hWndAlert) ;
OpenAlertVer1 (hFile, &DiskAlert, pAlert, dwMinorVersion) ;
// change to alert view if we are opening a
// alert file
if (bAlertFile && iPerfmonView != IDM_VIEWALERT) {
SendMessage (hWndMain, WM_COMMAND, (LONG)IDM_VIEWALERT, 0L) ;
}
if (iPerfmonView == IDM_VIEWALERT) {
SetPerfmonOptions (&DiskAlert.perfmonOptions) ;
}
UpdateAlertDisplay (hWndAlert) ;
SetArrowCursor() ;
break ;
}
Exit0:
if (bAlertFile) {
CloseHandle (hFile) ;
}
return (bSuccess) ;
}
void
ResetAlertView (
HWND hWndAlert
)
{
PALERT pAlert ;
pAlert = AlertData (hWndAlert) ;
if (!pAlert)
return ;
ChangeSaveFileName (NULL, IDM_VIEWALERT) ;
if (pAlert->pSystemFirst) {
ResetAlert (hWndAlert) ;
}
}
void
ResetAlert (
HWND hWndAlert
)
{
PALERT pAlert ;
pAlert = AlertData (hWndAlert) ;
if (!pAlert)
return ;
ClearAlertTimer (pAlert) ;
ClearLegend (hWndAlertLegend) ;
if (pAlert->pLineFirst) {
FreeLines (pAlert->pLineFirst) ;
pAlert->pLineFirst = NULL ;
}
if (pAlert->pSystemFirst) {
FreeSystems (pAlert->pSystemFirst) ;
pAlert->pSystemFirst = NULL ;
}
pAlert->bModified = FALSE ;
// reset visual data
pAlert->Visual.iColorIndex = 0 ;
pAlert->Visual.iWidthIndex = 0 ;
pAlert->Visual.iStyleIndex = 0 ;
iUnviewedAlerts = 0 ;
if (iPerfmonView != IDM_VIEWALERT) {
StatusUpdateIcons (hWndStatus) ;
}
// remove the horiz. scrollbar
pAlert->xTextExtent = 0 ;
LBSetHorzExtent (pAlert->hAlertListBox, pAlert->xTextExtent) ;
LBReset (pAlert->hAlertListBox) ;
SizeAlertComponents (hWndAlert) ;
// WindowInvalidate (hWndAlert) ;
}
void
ClearAlertDisplay (
HWND hWnd
)
{
PALERT pAlert ;
pAlert = AlertData (hWnd) ;
// remove the horiz. scrollbar
pAlert->xTextExtent = 0 ;
LBSetHorzExtent (pAlert->hAlertListBox, pAlert->xTextExtent) ;
LBReset (pAlert->hAlertListBox) ;
}
BOOL
SaveAlert (
HWND hWndAlert,
HANDLE hInputFile,
BOOL bGetFileName
)
{
PALERT pAlert ;
PLINE pLine ;
HANDLE hFile = NULL;
DISKALERT DiskAlert ;
PERFFILEHEADER FileHeader ;
TCHAR szFileName [256] ;
BOOL newFileName = FALSE ;
if (hInputFile) {
// use the input file handle if it is available
// this is the case for saving workspace data
hFile = hInputFile ;
} else {
if (pAlertFullFileName) {
lstrcpy (szFileName, pAlertFullFileName) ;
}
if (bGetFileName || pAlertFullFileName == NULL) {
if (!FileGetName (hWndAlert, IDS_ALERTFILE, szFileName)) {
return (FALSE) ;
}
newFileName = TRUE ;
}
hFile = FileHandleCreate (szFileName) ;
if (hFile && newFileName) {
ChangeSaveFileName (szFileName, IDM_VIEWALERT) ;
} else if (!hFile) {
DlgErrorBox (hWndAlert, ERR_CANT_OPEN, szFileName) ;
}
}
if (!hFile || hFile == INVALID_HANDLE_VALUE)
return (FALSE) ;
pAlert = AlertData (hWndAlert) ;
if (!pAlert) {
if (!hInputFile) {
CloseHandle (hFile) ;
}
return (FALSE) ;
}
if (!hInputFile) {
memset (&FileHeader, 0, sizeof (FileHeader)) ;
lstrcpy (FileHeader.szSignature, szPerfAlertSignature) ;
FileHeader.dwMajorVersion = AlertMajorVersion ;
FileHeader.dwMinorVersion = AlertMinorVersion ;
if (!FileWrite (hFile, &FileHeader, sizeof (PERFFILEHEADER))) {
goto Exit0 ;
}
}
DiskAlert.Visual = pAlert->Visual ;
DiskAlert.dwIntervalSecs = pAlert->iIntervalMSecs ;
DiskAlert.dwNumLines = NumLines (pAlert->pLineFirst) ;
// fill in misc alert options
DiskAlert.MiscOptions = 0 ;
if (pAlert->bEventLog)
DiskAlert.MiscOptions = 0x01 ;
if (pAlert->bLegendOn)
DiskAlert.MiscOptions += 0x02 ;
// DiskAlert.bEventLog = pAlert->bEventLog ;
DiskAlert.bNetworkAlert = pAlert->bNetworkAlert ;
DiskAlert.bSwitchToAlert = pAlert->bSwitchToAlert ;
DiskAlert.bManualRefresh = pAlert->bManualRefresh ;
DiskAlert.perfmonOptions = Options ;
lstrcpy (DiskAlert.MessageName, pAlert->MessageName) ;
if (!FileWrite (hFile, &DiskAlert, sizeof (DISKALERT))) {
goto Exit0 ;
}
for (pLine = pAlert->pLineFirst; pLine; pLine = pLine->pLineNext) {
if (!WriteLine (pLine, hFile)) {
goto Exit0 ;
}
}
if (!hInputFile) {
CloseHandle (hFile) ;
}
return (TRUE) ;
Exit0:
if (!hInputFile) {
CloseHandle (hFile) ;
// only need to report error if not workspace
DlgErrorBox (hWndAlert, ERR_SETTING_FILE, szFileName) ;
}
return (FALSE) ;
}
BOOL
ExportAlertEntry (
HANDLE hFile,
PALERTENTRY pAlertEntry
)
{
TCHAR UnicodeBuff [LongTextLen] ;
CHAR TempBuff [LongTextLen * 2] ;
int StringLen ;
PLINE pLine ;
pLine = pAlertEntry->pLine ;
// export the alert date-time
strcpy (TempBuff, LineEndStr) ;
StringLen = strlen (TempBuff) ;
SystemTimeDateString (&(pAlertEntry->SystemTime), UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
SystemTimeTimeString (&(pAlertEntry->SystemTime), UnicodeBuff, FALSE) ;
StringLen = strlen (TempBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
if (!FileWrite (hFile, TempBuff, strlen(TempBuff))) {
goto Exit0 ;
}
// export alert value and trigger condition
if (pLine) {
TSPRINTF (UnicodeBuff, szNumberFormat, pAlertEntry->eValue) ;
ConvertDecimalPoint (UnicodeBuff) ;
ConvertUnicodeStr (TempBuff, UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
TempBuff[StringLen] = pAlertEntry->bOver ? '>' : '<' ;
StringLen++ ;
TSPRINTF (UnicodeBuff, szNumberFormat, pAlertEntry->eAlertValue) ;
ConvertDecimalPoint (UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
} else {
strcpy (TempBuff, pDelimiter) ;
strcat (TempBuff, pDelimiter) ;
}
if (!FileWrite (hFile, TempBuff, strlen(TempBuff))) {
goto Exit0 ;
}
// export Counter, Instance, & Parent names
if (pLine) {
ConvertUnicodeStr (TempBuff, pLine->lnCounterName) ;
} else {
// system up/down message is stored in lpszInstance.
ConvertUnicodeStr (TempBuff, pAlertEntry->lpszInstance) ;
}
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
if (pLine && !(strempty(pAlertEntry->lpszInstance))) {
ConvertUnicodeStr (&TempBuff[StringLen], pAlertEntry->lpszInstance) ;
}
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
if (pLine && !(strempty(pAlertEntry->lpszParent))) {
ConvertUnicodeStr (&TempBuff[StringLen], pAlertEntry->lpszParent) ;
}
strcat (TempBuff, pDelimiter) ;
if (!FileWrite (hFile, TempBuff, strlen(TempBuff))) {
goto Exit0 ;
}
// export object, & computer names
TempBuff[0] = '\0' ;
if (pLine) {
ConvertUnicodeStr (TempBuff, pLine->lnObjectName) ;
}
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
if (pLine) {
ConvertUnicodeStr (&TempBuff[StringLen], pLine->lnSystemName) ;
} else {
// system name for the system that is up or down is in
// lpszParent.
ConvertUnicodeStr (&TempBuff[StringLen], pAlertEntry->lpszParent) ;
}
if (!FileWrite (hFile, TempBuff, strlen(TempBuff))) {
goto Exit0 ;
}
return (TRUE) ;
Exit0:
return (FALSE) ;
}
INT
ExportAlertLine (
PLINE pLine,
FLOAT eValue,
SYSTEMTIME *pSystemTime,
HANDLE hExportFile
)
{
ALERTENTRY AlertEntry ;
TCHAR szInstance [256] ;
TCHAR szParent [256] ;
INT ErrCode = 0 ;
AlertEntry.SystemTime = *pSystemTime ;
AlertEntry.pLine= pLine ;
AlertEntry.eValue = eValue ;
AlertEntry.bOver = pLine->bAlertOver ;
AlertEntry.eAlertValue = pLine->eAlertValue ;
//=============================//
// Determine Instance, Parent //
//=============================//
// It's possible that there will be no instance, therefore
// the lnInstanceName would be NULL.
if (pLine->lnObject.NumInstances > 0) {
// Test for the parent object instance name title index.
// If there is one, it implies that there will be a valid
// Parent Object Name and a valid Parent Object Instance Name.
// If the Parent Object title index is 0 then
// just display the instance name.
lstrcpy (szInstance, pLine->lnInstanceName) ;
if (pLine->lnInstanceDef.ParentObjectTitleIndex && pLine->lnPINName) {
// Get the Parent Object Name.
lstrcpy (szParent, pLine->lnPINName) ;
} else {
szParent[0] = TEXT(' ') ;
szParent[1] = TEXT('\0') ;
}
} else {
szInstance[0] = TEXT(' ') ;
szInstance[1] = TEXT('\0') ;
szParent[0] = TEXT(' ') ;
szParent[1] = TEXT('\0') ;
}
AlertEntry.lpszInstance = szInstance ;
AlertEntry.lpszParent = szParent ;
if (!ExportAlertEntry (hExportFile, &AlertEntry)) {
ErrCode = ERR_EXPORT_FILE ;
}
return ErrCode ;
}
BOOL
ExportAlertLabels (
HANDLE hFile
)
{
TCHAR UnicodeBuff [LongTextLen] ;
CHAR TempBuff [LongTextLen * 2] ;
int StringLen ;
strcpy (TempBuff, LineEndStr) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_EXPORT_DATE, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_EXPORT_TIME, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_LABELVALUE, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_ALERT_TRIGGER, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
if (!FileWrite (hFile, TempBuff, strlen(TempBuff))) {
goto Exit0 ;
}
StringLoad (IDS_COUNTERNAME, UnicodeBuff) ;
ConvertUnicodeStr (TempBuff, UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_INSTNAME, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_PARENT, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_OBJNAME, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
strcat (TempBuff, pDelimiter) ;
StringLen = strlen (TempBuff) ;
StringLoad (IDS_LABELSYSTEM, UnicodeBuff) ;
ConvertUnicodeStr (&TempBuff[StringLen], UnicodeBuff) ;
if (!FileWrite (hFile, TempBuff, strlen(TempBuff))) {
goto Exit0 ;
}
return (TRUE) ;
Exit0:
return (FALSE) ;
}
void
ExportAlert (void)
{
PALERT pAlert ;
HANDLE hFile = 0 ;
HWND hWndAlerts ;
PALERTENTRY pAlertEntry ;
int AlertTotal ;
int iIndex ;
LPTSTR pFileName = NULL ;
INT ErrCode = 0 ;
if (!(pAlert = AlertData (hWndAlert))) {
return ;
}
// see if there is anything to export..
if (!(pAlert->pLineFirst)) {
return ;
}
if (!(hWndAlerts = pAlert->hAlertListBox)) {
return ;
}
AlertTotal = LBNumItems (hWndAlerts) ;
if (AlertTotal == LB_ERR || AlertTotal == 0) {
return ;
}
SetHourglassCursor() ;
if (ErrCode = ExportFileOpen (hWndAlert, &hFile, pAlert->iIntervalMSecs, &pFileName)) {
goto Exit0 ;
}
if (!pFileName) {
// the case when user cancel.
goto Exit0 ;
}
// export the column labels
if (!ExportAlertLabels (hFile)) {
ErrCode = ERR_EXPORT_FILE ;
goto Exit0 ;
}
if (AlertTotal < ALERTLOGMAXITEMS || !PlayingBackLog()) {
for (iIndex = 0 ; iIndex < AlertTotal ; iIndex++) {
// get the alert data
pAlertEntry = (PALERTENTRY) LBData (hWndAlerts, iIndex) ;
if (!pAlertEntry || pAlertEntry == (PALERTENTRY)LB_ERR) {
// skip this entry if we hit an error
continue ;
}
// export the alert line
if (!ExportAlertEntry (hFile, pAlertEntry)) {
ErrCode = ERR_EXPORT_FILE ;
break ;
}
}
} else {
// we are playingback log and that the listbox does not
// contain all the alerts. In this case, have to walk the
// log file to re-generate all the alerts.
ErrCode = PlaybackAlert (hWndAlert, hFile) ;
}
Exit0:
SetArrowCursor() ;
if (hFile) {
CloseHandle (hFile) ;
}
if (pFileName) {
if (ErrCode) {
DlgErrorBox (hWndAlert, ErrCode, pFileName) ;
}
MemoryFree (pFileName) ;
}
}
Reference in a new issue Copy permalink