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reactos/rosapps/taskmgr/TASKMGR.cpp
Robert Dickenson 51036c7f74 Updated for building with GCC. 
Added graphcntrl for performance page.
Various fixes and additions.

svn path=/trunk/; revision=3159
2002-06-29 18:13:03 +00:00

1043 lines
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// TaskMgr.cpp : Defines the entry point for the application.
//
#ifdef _MSC_VER
#include "stdafx.h"
#else
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
#include <windows.h>
#include <commctrl.h>
#include <stdlib.h>
#include <malloc.h>
#include <memory.h>
#include <tchar.h>
#include <process.h>
#include <stdio.h>
#endif
#include "resource.h"
#include "TaskMgr.h"
#include "ApplicationPage.h"
#include "ProcessPage.h"
#include "PerformancePage.h"
#include "run.h"
#include "perfdata.h"
#include "optnmenu.h"
#include "affinity.h"
#include "priority.h"
#include "debug.h"
#include "endproc.h"
#include "column.h"
#include "about.h"
#include "trayicon.h"
#define STATUS_WINDOW 2001
// Global Variables:
HINSTANCE hInst; // current instance
HWND hMainWnd; // Main Window
HWND hStatusWnd; // Status Bar Window
HWND hTabWnd; // Tab Control Window
int nMinimumWidth; // Minimum width of the dialog (OnSize()'s cx)
int nMinimumHeight; // Minimum height of the dialog (OnSize()'s cy)
int nOldWidth; // Holds the previous client area width
int nOldHeight; // Holds the previous client area height
BOOL bInMenuLoop = FALSE; // Tells us if we are in the menu loop
TASKMANAGER_SETTINGS TaskManagerSettings;
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
// Initialize global variables
hInst = hInstance;
// Change our priority class to HIGH
HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId());
SetPriorityClass(hProcess, HIGH_PRIORITY_CLASS);
CloseHandle(hProcess);
// Now lets get the SE_DEBUG_NAME priviledge
// so that we can debug processes
HANDLE hToken;
TOKEN_PRIVILEGES tkp;
// Get a token for this process.
if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
{
// Get the LUID for the debug privilege.
LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &tkp.Privileges[0].Luid);
tkp.PrivilegeCount = 1; // one privilege to set
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
// Get the debug privilege for this process.
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0, (PTOKEN_PRIVILEGES)NULL, 0);
}
// Load our settings from the registry
LoadSettings();
// Initialize perf data
if (!PerfDataInitialize()) {
return -1;
}
DialogBox(hInst, (LPCTSTR)IDD_TASKMGR_DIALOG, NULL, (DLGPROC)TaskManagerWndProc);
// Save our settings to the registry
SaveSettings();
PerfDataUninitialize();
return 0;
}
#define _USE_CMD_MAP
#ifdef _USE_CMD_MAP
#define BEGIN_CMD_MAP(a) switch(##a) {
#define CMD_MAP_ENTRY(a, b) case a: b(); break;
#define END_CMD_MAP(a) }
#endif
// Message handler for dialog box.
LRESULT CALLBACK TaskManagerWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
LPRECT pRC;
RECT rc;
switch (message)
{
case WM_INITDIALOG:
hMainWnd = hDlg;
return OnCreate(hDlg);
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL) {
EndDialog(hDlg, LOWORD(wParam));
return TRUE;
}
#ifdef _USE_CMD_MAP
BEGIN_CMD_MAP(LOWORD(wParam))
CMD_MAP_ENTRY(ID_FILE_NEW, TaskManager_OnFileNew)
CMD_MAP_ENTRY(ID_OPTIONS_ALWAYSONTOP, TaskManager_OnOptionsAlwaysOnTop)
CMD_MAP_ENTRY(ID_OPTIONS_MINIMIZEONUSE, TaskManager_OnOptionsMinimizeOnUse)
CMD_MAP_ENTRY(ID_OPTIONS_HIDEWHENMINIMIZED, TaskManager_OnOptionsHideWhenMinimized)
CMD_MAP_ENTRY(ID_OPTIONS_SHOW16BITTASKS, TaskManager_OnOptionsShow16BitTasks)
CMD_MAP_ENTRY(ID_VIEW_LARGE, ApplicationPage_OnViewLargeIcons)
CMD_MAP_ENTRY(ID_VIEW_SMALL, ApplicationPage_OnViewSmallIcons)
CMD_MAP_ENTRY(ID_VIEW_DETAILS, ApplicationPage_OnViewDetails)
CMD_MAP_ENTRY(ID_VIEW_SHOWKERNELTIMES, PerformancePage_OnViewShowKernelTimes)
CMD_MAP_ENTRY(ID_VIEW_CPUHISTORY_ONEGRAPHALL, PerformancePage_OnViewCPUHistoryOneGraphAll)
CMD_MAP_ENTRY(ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, PerformancePage_OnViewCPUHistoryOneGraphPerCPU)
CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_HIGH, TaskManager_OnViewUpdateSpeedHigh)
CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_NORMAL, TaskManager_OnViewUpdateSpeedNormal)
CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_LOW, TaskManager_OnViewUpdateSpeedLow)
CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_PAUSED, TaskManager_OnViewUpdateSpeedPaused)
CMD_MAP_ENTRY(ID_VIEW_SELECTCOLUMNS, ProcessPage_OnViewSelectColumns)
CMD_MAP_ENTRY(ID_VIEW_REFRESH, TaskManager_OnViewRefresh)
CMD_MAP_ENTRY(ID_WINDOWS_TILEHORIZONTALLY, ApplicationPage_OnWindowsTileHorizontally)
CMD_MAP_ENTRY(ID_WINDOWS_TILEVERTICALLY, ApplicationPage_OnWindowsTileVertically)
CMD_MAP_ENTRY(ID_WINDOWS_MINIMIZE, ApplicationPage_OnWindowsMinimize)
CMD_MAP_ENTRY(ID_WINDOWS_MAXIMIZE, ApplicationPage_OnWindowsMaximize)
CMD_MAP_ENTRY(ID_WINDOWS_CASCADE, ApplicationPage_OnWindowsCascade)
CMD_MAP_ENTRY(ID_WINDOWS_BRINGTOFRONT, ApplicationPage_OnWindowsBringToFront)
CMD_MAP_ENTRY(ID_APPLICATION_PAGE_SWITCHTO, ApplicationPage_OnSwitchTo)
CMD_MAP_ENTRY(ID_APPLICATION_PAGE_ENDTASK, ApplicationPage_OnEndTask)
CMD_MAP_ENTRY(ID_APPLICATION_PAGE_GOTOPROCESS, ApplicationPage_OnGotoProcess)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_ENDPROCESS, ProcessPage_OnEndProcess)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_ENDPROCESSTREE, ProcessPage_OnEndProcessTree)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_DEBUG, ProcessPage_OnDebug)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETAFFINITY, ProcessPage_OnSetAffinity)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ProcessPage_OnSetPriorityRealTime)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_HIGH, ProcessPage_OnSetPriorityHigh)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_ABOVENORMAL, ProcessPage_OnSetPriorityAboveNormal)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_NORMAL, ProcessPage_OnSetPriorityNormal)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_BELOWNORMAL, ProcessPage_OnSetPriorityBelowNormal)
CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_LOW, ProcessPage_OnSetPriorityLow)
CMD_MAP_ENTRY(ID_HELP_ABOUT, OnAbout)
END_CMD_MAP(0)
#else
// Process menu commands
switch (LOWORD(wParam))
{
case ID_FILE_NEW:
TaskManager_OnFileNew();
break;
case ID_OPTIONS_ALWAYSONTOP:
TaskManager_OnOptionsAlwaysOnTop();
break;
case ID_OPTIONS_MINIMIZEONUSE:
TaskManager_OnOptionsMinimizeOnUse();
break;
case ID_OPTIONS_HIDEWHENMINIMIZED:
TaskManager_OnOptionsHideWhenMinimized();
break;
case ID_OPTIONS_SHOW16BITTASKS:
TaskManager_OnOptionsShow16BitTasks();
break;
case ID_VIEW_LARGE:
ApplicationPage_OnViewLargeIcons();
break;
case ID_VIEW_SMALL:
ApplicationPage_OnViewSmallIcons();
break;
case ID_VIEW_DETAILS:
ApplicationPage_OnViewDetails();
break;
case ID_VIEW_SHOWKERNELTIMES:
PerformancePage_OnViewShowKernelTimes();
break;
case ID_VIEW_CPUHISTORY_ONEGRAPHALL:
PerformancePage_OnViewCPUHistoryOneGraphAll();
break;
case ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU:
PerformancePage_OnViewCPUHistoryOneGraphPerCPU();
break;
case ID_VIEW_UPDATESPEED_HIGH:
TaskManager_OnViewUpdateSpeedHigh();
break;
case ID_VIEW_UPDATESPEED_NORMAL:
TaskManager_OnViewUpdateSpeedNormal();
break;
case ID_VIEW_UPDATESPEED_LOW:
TaskManager_OnViewUpdateSpeedLow();
break;
case ID_VIEW_UPDATESPEED_PAUSED:
TaskManager_OnViewUpdateSpeedPaused();
break;
case ID_VIEW_SELECTCOLUMNS:
ProcessPage_OnViewSelectColumns();
break;
case ID_VIEW_REFRESH:
PostMessage(hDlg, WM_TIMER, 0, 0);
break;
case ID_WINDOWS_TILEHORIZONTALLY:
ApplicationPage_OnWindowsTileHorizontally();
break;
case ID_WINDOWS_TILEVERTICALLY:
ApplicationPage_OnWindowsTileVertically();
break;
case ID_WINDOWS_MINIMIZE:
ApplicationPage_OnWindowsMinimize();
break;
case ID_WINDOWS_MAXIMIZE:
ApplicationPage_OnWindowsMaximize();
break;
case ID_WINDOWS_CASCADE:
ApplicationPage_OnWindowsCascade();
break;
case ID_WINDOWS_BRINGTOFRONT:
ApplicationPage_OnWindowsBringToFront();
break;
case ID_APPLICATION_PAGE_SWITCHTO:
ApplicationPage_OnSwitchTo();
break;
case ID_APPLICATION_PAGE_ENDTASK:
ApplicationPage_OnEndTask();
break;
case ID_APPLICATION_PAGE_GOTOPROCESS:
ApplicationPage_OnGotoProcess();
break;
case ID_PROCESS_PAGE_ENDPROCESS:
ProcessPage_OnEndProcess();
break;
case ID_PROCESS_PAGE_ENDPROCESSTREE:
ProcessPage_OnEndProcessTree();
break;
case ID_PROCESS_PAGE_DEBUG:
ProcessPage_OnDebug();
break;
case ID_PROCESS_PAGE_SETAFFINITY:
ProcessPage_OnSetAffinity();
break;
case ID_PROCESS_PAGE_SETPRIORITY_REALTIME:
ProcessPage_OnSetPriorityRealTime();
break;
case ID_PROCESS_PAGE_SETPRIORITY_HIGH:
ProcessPage_OnSetPriorityHigh();
break;
case ID_PROCESS_PAGE_SETPRIORITY_ABOVENORMAL:
ProcessPage_OnSetPriorityAboveNormal();
break;
case ID_PROCESS_PAGE_SETPRIORITY_NORMAL:
ProcessPage_OnSetPriorityNormal();
break;
case ID_PROCESS_PAGE_SETPRIORITY_BELOWNORMAL:
ProcessPage_OnSetPriorityBelowNormal();
break;
case ID_PROCESS_PAGE_SETPRIORITY_LOW:
ProcessPage_OnSetPriorityLow();
break;
case ID_HELP_ABOUT:
OnAbout();
break;
}
#endif
break;
case WM_NOTIFY:
int idctrl;
LPNMHDR pnmh;
idctrl = (int)wParam;
pnmh = (LPNMHDR)lParam;
if ((pnmh->hwndFrom == hTabWnd) &&
(pnmh->idFrom == IDC_TAB) &&
(pnmh->code == TCN_SELCHANGE))
{
TaskManager_OnTabWndSelChange();
}
break;
case WM_NCPAINT:
hdc = GetDC(hDlg);
GetClientRect(hDlg, &rc);
Draw3dRect(hdc, rc.left, rc.top, rc.right, rc.top + 2, GetSysColor(COLOR_3DSHADOW), GetSysColor(COLOR_3DHILIGHT));
ReleaseDC(hDlg, hdc);
break;
case WM_PAINT:
hdc = BeginPaint(hDlg, &ps);
GetClientRect(hDlg, &rc);
Draw3dRect(hdc, rc.left, rc.top, rc.right, rc.top + 2, GetSysColor(COLOR_3DSHADOW), GetSysColor(COLOR_3DHILIGHT));
EndPaint(hDlg, &ps);
break;
case WM_SIZING:
// Make sure the user is sizing the dialog
// in an acceptable range
pRC = (LPRECT)lParam;
if ((wParam == WMSZ_LEFT) || (wParam == WMSZ_TOPLEFT) || (wParam == WMSZ_BOTTOMLEFT)) {
// If the width is too small enlarge it to the minimum
if (nMinimumWidth > (pRC->right - pRC->left))
pRC->left = pRC->right - nMinimumWidth;
} else {
// If the width is too small enlarge it to the minimum
if (nMinimumWidth > (pRC->right - pRC->left))
pRC->right = pRC->left + nMinimumWidth;
}
if ((wParam == WMSZ_TOP) || (wParam == WMSZ_TOPLEFT) || (wParam == WMSZ_TOPRIGHT)) {
// If the height is too small enlarge it to the minimum
if (nMinimumHeight > (pRC->bottom - pRC->top))
pRC->top = pRC->bottom - nMinimumHeight;
} else {
// If the height is too small enlarge it to the minimum
if (nMinimumHeight > (pRC->bottom - pRC->top))
pRC->bottom = pRC->top + nMinimumHeight;
}
return TRUE;
break;
case WM_SIZE:
// Handle the window sizing in it's own function
OnSize(wParam, LOWORD(lParam), HIWORD(lParam));
break;
case WM_MOVE:
// Handle the window moving in it's own function
OnMove(wParam, LOWORD(lParam), HIWORD(lParam));
break;
case WM_DESTROY:
WINDOWPLACEMENT wp;
ShowWindow(hDlg, SW_HIDE);
TrayIcon_ShellRemoveTrayIcon();
wp.length = sizeof(WINDOWPLACEMENT);
GetWindowPlacement(hDlg, &wp);
TaskManagerSettings.Left = wp.rcNormalPosition.left;
TaskManagerSettings.Top = wp.rcNormalPosition.top;
TaskManagerSettings.Right = wp.rcNormalPosition.right;
TaskManagerSettings.Bottom = wp.rcNormalPosition.bottom;
if (IsZoomed(hDlg) || (wp.flags & WPF_RESTORETOMAXIMIZED))
TaskManagerSettings.Maximized = TRUE;
else
TaskManagerSettings.Maximized = FALSE;
return DefWindowProc(hDlg, message, wParam, lParam);
case WM_TIMER:
// Refresh the performance data
PerfDataRefresh();
RefreshApplicationPage();
RefreshProcessPage();
RefreshPerformancePage();
TrayIcon_ShellUpdateTrayIcon();
break;
case WM_ENTERMENULOOP:
TaskManager_OnEnterMenuLoop(hDlg);
break;
case WM_EXITMENULOOP:
TaskManager_OnExitMenuLoop(hDlg);
break;
case WM_MENUSELECT:
TaskManager_OnMenuSelect(hDlg, LOWORD(wParam), HIWORD(wParam), (HMENU)lParam);
break;
}
return 0;
}
void FillSolidRect(HDC hDC, LPCRECT lpRect, COLORREF clr)
{
SetBkColor(hDC, clr);
ExtTextOut(hDC, 0, 0, ETO_OPAQUE, lpRect, NULL, 0, NULL);
}
void FillSolidRect(HDC hDC, int x, int y, int cx, int cy, COLORREF clr)
{
SetBkColor(hDC, clr);
RECT rect;
rect.left = x;
rect.top = y;
rect.right = x + cx;
rect.bottom = y + cy;
ExtTextOut(hDC, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL);
}
void Draw3dRect(HDC hDC, int x, int y, int cx, int cy, COLORREF clrTopLeft, COLORREF clrBottomRight)
{
FillSolidRect(hDC, x, y, cx - 1, 1, clrTopLeft);
FillSolidRect(hDC, x, y, 1, cy - 1, clrTopLeft);
FillSolidRect(hDC, x + cx, y, -1, cy, clrBottomRight);
FillSolidRect(hDC, x, y + cy, cx, -1, clrBottomRight);
}
void Draw3dRect(HDC hDC, LPRECT lpRect, COLORREF clrTopLeft, COLORREF clrBottomRight)
{
Draw3dRect(hDC, lpRect->left, lpRect->top, lpRect->right - lpRect->left,
lpRect->bottom - lpRect->top, clrTopLeft, clrBottomRight);
}
BOOL OnCreate(HWND hWnd)
{
int nParts[3];
RECT rc;
char szTemp[256];
TCITEM item;
SendMessage(hMainWnd, WM_SETICON, ICON_BIG, (LPARAM)LoadIcon(hInst, MAKEINTRESOURCE(IDI_TASKMANAGER)));
// Initialize the Windows Common Controls DLL
InitCommonControls();
// Get the minimum window sizes
GetWindowRect(hWnd, &rc);
nMinimumWidth = (rc.right - rc.left);
nMinimumHeight = (rc.bottom - rc.top);
// Create the status bar
hStatusWnd = CreateStatusWindow(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS, "", hWnd, STATUS_WINDOW);
if(!hStatusWnd)
return FALSE;
// Create the status bar panes
nParts[0] = 100;
nParts[1] = 210;
nParts[2] = 400;
SendMessage(hStatusWnd, SB_SETPARTS, 3, (long)nParts);
// Create tab pages
hTabWnd = GetDlgItem(hWnd, IDC_TAB);
#if 1
hApplicationPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_APPLICATION_PAGE), hWnd, (DLGPROC)ApplicationPageWndProc);
hProcessPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PROCESS_PAGE), hWnd, (DLGPROC)ProcessPageWndProc);
hPerformancePage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PERFORMANCE_PAGE), hWnd, (DLGPROC)PerformancePageWndProc);
#else
hApplicationPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_APPLICATION_PAGE), hTabWnd, (DLGPROC)ApplicationPageWndProc);
hProcessPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PROCESS_PAGE), hTabWnd, (DLGPROC)ProcessPageWndProc);
hPerformancePage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PERFORMANCE_PAGE), hTabWnd, (DLGPROC)PerformancePageWndProc);
#endif
// Insert tabs
strcpy(szTemp, "Applications");
memset(&item, 0, sizeof(TCITEM));
item.mask = TCIF_TEXT;
item.pszText = szTemp;
TabCtrl_InsertItem(hTabWnd, 0, &item);
strcpy(szTemp, "Processes");
memset(&item, 0, sizeof(TCITEM));
item.mask = TCIF_TEXT;
item.pszText = szTemp;
TabCtrl_InsertItem(hTabWnd, 1, &item);
strcpy(szTemp, "Performance");
memset(&item, 0, sizeof(TCITEM));
item.mask = TCIF_TEXT;
item.pszText = szTemp;
TabCtrl_InsertItem(hTabWnd, 2, &item);
// Size everything correctly
GetClientRect(hWnd, &rc);
nOldWidth = rc.right;
nOldHeight = rc.bottom;
//nOldStartX = rc.left;
//nOldStartY = rc.top;
if ((TaskManagerSettings.Left != 0) ||
(TaskManagerSettings.Top != 0) ||
(TaskManagerSettings.Right != 0) ||
(TaskManagerSettings.Bottom != 0))
{
MoveWindow(hWnd, TaskManagerSettings.Left, TaskManagerSettings.Top, TaskManagerSettings.Right - TaskManagerSettings.Left, TaskManagerSettings.Bottom - TaskManagerSettings.Top, TRUE);
}
if (TaskManagerSettings.Maximized)
ShowWindow(hWnd, SW_MAXIMIZE);
// Set the always on top style
HMENU hMenu;
HMENU hEditMenu;
HMENU hViewMenu;
HMENU hUpdateSpeedMenu;
HMENU hCPUHistoryMenu;
hMenu = GetMenu(hWnd);
hEditMenu = GetSubMenu(hMenu, 1);
hViewMenu = GetSubMenu(hMenu, 2);
hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
hCPUHistoryMenu = GetSubMenu(hViewMenu, 7);
// Check or uncheck the always on top menu item
if (TaskManagerSettings.AlwaysOnTop) {
CheckMenuItem(hEditMenu, ID_OPTIONS_ALWAYSONTOP, MF_BYCOMMAND|MF_CHECKED);
SetWindowPos(hWnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
} else {
CheckMenuItem(hEditMenu, ID_OPTIONS_ALWAYSONTOP, MF_BYCOMMAND|MF_UNCHECKED);
SetWindowPos(hWnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
}
// Check or uncheck the minimize on use menu item
if (TaskManagerSettings.MinimizeOnUse)
CheckMenuItem(hEditMenu, ID_OPTIONS_MINIMIZEONUSE, MF_BYCOMMAND|MF_CHECKED);
else
CheckMenuItem(hEditMenu, ID_OPTIONS_MINIMIZEONUSE, MF_BYCOMMAND|MF_UNCHECKED);
// Check or uncheck the hide when minimized menu item
if (TaskManagerSettings.HideWhenMinimized)
CheckMenuItem(hEditMenu, ID_OPTIONS_HIDEWHENMINIMIZED, MF_BYCOMMAND|MF_CHECKED);
else
CheckMenuItem(hEditMenu, ID_OPTIONS_HIDEWHENMINIMIZED, MF_BYCOMMAND|MF_UNCHECKED);
// Check or uncheck the show 16-bit tasks menu item
if (TaskManagerSettings.Show16BitTasks)
CheckMenuItem(hEditMenu, ID_OPTIONS_SHOW16BITTASKS, MF_BYCOMMAND|MF_CHECKED);
else
CheckMenuItem(hEditMenu, ID_OPTIONS_SHOW16BITTASKS, MF_BYCOMMAND|MF_UNCHECKED);
if (TaskManagerSettings.View_LargeIcons)
CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_LARGE, MF_BYCOMMAND);
else if (TaskManagerSettings.View_SmallIcons)
CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_SMALL, MF_BYCOMMAND);
else
CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_DETAILS, MF_BYCOMMAND);
if (TaskManagerSettings.ShowKernelTimes)
CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_CHECKED);
else
CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_UNCHECKED);
if (TaskManagerSettings.UpdateSpeed == 1)
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_HIGH, MF_BYCOMMAND);
else if (TaskManagerSettings.UpdateSpeed == 2)
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_NORMAL, MF_BYCOMMAND);
else if (TaskManagerSettings.UpdateSpeed == 4)
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_LOW, MF_BYCOMMAND);
else
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_PAUSED, MF_BYCOMMAND);
if (TaskManagerSettings.CPUHistory_OneGraphPerCPU)
CheckMenuRadioItem(hCPUHistoryMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, MF_BYCOMMAND);
else
CheckMenuRadioItem(hCPUHistoryMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHALL, MF_BYCOMMAND);
int nActivePage = TaskManagerSettings.ActiveTabPage;
TabCtrl_SetCurFocus/*Sel*/(hTabWnd, 0);
TabCtrl_SetCurFocus/*Sel*/(hTabWnd, 1);
TabCtrl_SetCurFocus/*Sel*/(hTabWnd, 2);
TabCtrl_SetCurFocus/*Sel*/(hTabWnd, nActivePage);
if (TaskManagerSettings.UpdateSpeed == 0)
KillTimer(hWnd, 1);
else if (TaskManagerSettings.UpdateSpeed == 1)
{
KillTimer(hWnd, 1);
SetTimer(hWnd, 1, 1000, NULL);
}
else if (TaskManagerSettings.UpdateSpeed == 2)
{
KillTimer(hWnd, 1);
SetTimer(hWnd, 1, 2000, NULL);
}
else if (TaskManagerSettings.UpdateSpeed == 4)
{
KillTimer(hWnd, 1);
SetTimer(hWnd, 1, 4000, NULL);
}
//
// Refresh the performance data
// Sample it twice so we can establish
// the delta values & cpu usage
//
PerfDataRefresh();
PerfDataRefresh();
RefreshApplicationPage();
RefreshProcessPage();
RefreshPerformancePage();
TrayIcon_ShellAddTrayIcon();
return TRUE;
}
// OnMove()
// This function handles all the moving events for the application
// It moves every child window that needs moving
void OnMove( UINT nType, int cx, int cy )
{
#if 0
RECT rc;
nOldStartX = cx;
nOldStartY = cy;
GetWindowRect(hTabWnd, &rc);
rc.left += 2;//nOldStartX;
rc.top += 2;//nOldStartY;
rc.right -= 4;
rc.bottom -= 4;
SetWindowPos(hApplicationPage, NULL, rc.left, rc.top, rc.right, rc.bottom, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
SetWindowPos(hProcessPage, NULL, rc.left, rc.top, rc.right, rc.bottom, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
SetWindowPos(hPerformancePage, NULL, rc.left, rc.top, rc.right, rc.bottom, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
#endif
}
// OnSize()
// This function handles all the sizing events for the application
// It re-sizes every window, and child window that needs re-sizing
void OnSize( UINT nType, int cx, int cy )
{
int nParts[3];
int nXDifference;
int nYDifference;
RECT rc;
if (nType == SIZE_MINIMIZED)
return;
nXDifference = cx - nOldWidth;
nYDifference = cy - nOldHeight;
nOldWidth = cx;
nOldHeight = cy;
// Update the status bar size
GetWindowRect(hStatusWnd, &rc);
SendMessage(hStatusWnd, WM_SIZE, nType, MAKELPARAM(cx, cy + (rc.bottom - rc.top)));
// Update the status bar pane sizes
nParts[0] = bInMenuLoop ? -1 : 100;
nParts[1] = 210;
nParts[2] = cx;
SendMessage(hStatusWnd, SB_SETPARTS, bInMenuLoop ? 1 : 3, (long)nParts);
// Resize the tab control
GetWindowRect(hTabWnd, &rc);
cx = (rc.right - rc.left) + nXDifference;
cy = (rc.bottom - rc.top) + nYDifference;
SetWindowPos(hTabWnd, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
// Resize the application page
GetWindowRect(hApplicationPage, &rc);
cx = (rc.right - rc.left) + nXDifference;
cy = (rc.bottom - rc.top) + nYDifference;
SetWindowPos(hApplicationPage, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
// Resize the process page
GetWindowRect(hProcessPage, &rc);
cx = (rc.right - rc.left) + nXDifference;
cy = (rc.bottom - rc.top) + nYDifference;
SetWindowPos(hProcessPage, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
// Resize the performance page
GetWindowRect(hPerformancePage, &rc);
cx = (rc.right - rc.left) + nXDifference;
cy = (rc.bottom - rc.top) + nYDifference;
SetWindowPos(hPerformancePage, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
}
void LoadSettings(void)
{
HKEY hKey;
char szSubKey[] = "Software\\ReactWare\\TaskManager";
int i;
DWORD dwSize;
// Window size & position settings
TaskManagerSettings.Maximized = FALSE;
TaskManagerSettings.Left = 0;
TaskManagerSettings.Top = 0;
TaskManagerSettings.Right = 0;
TaskManagerSettings.Bottom = 0;
// Tab settings
TaskManagerSettings.ActiveTabPage = 0;
// Options menu settings
TaskManagerSettings.AlwaysOnTop = FALSE;
TaskManagerSettings.MinimizeOnUse = TRUE;
TaskManagerSettings.HideWhenMinimized = TRUE;
TaskManagerSettings.Show16BitTasks = TRUE;
// Update speed settings
TaskManagerSettings.UpdateSpeed = 2;
// Applications page settings
TaskManagerSettings.View_LargeIcons = FALSE;
TaskManagerSettings.View_SmallIcons = FALSE;
TaskManagerSettings.View_Details = TRUE;
// Processes page settings
TaskManagerSettings.ShowProcessesFromAllUsers = FALSE; // Server-only?
TaskManagerSettings.Column_ImageName = TRUE;
TaskManagerSettings.Column_PID = TRUE;
TaskManagerSettings.Column_CPUUsage = TRUE;
TaskManagerSettings.Column_CPUTime = TRUE;
TaskManagerSettings.Column_MemoryUsage = TRUE;
TaskManagerSettings.Column_MemoryUsageDelta = FALSE;
TaskManagerSettings.Column_PeakMemoryUsage = FALSE;
TaskManagerSettings.Column_PageFaults = FALSE;
TaskManagerSettings.Column_USERObjects = FALSE;
TaskManagerSettings.Column_IOReads = FALSE;
TaskManagerSettings.Column_IOReadBytes = FALSE;
TaskManagerSettings.Column_SessionID = FALSE; // Server-only?
TaskManagerSettings.Column_UserName = FALSE; // Server-only?
TaskManagerSettings.Column_PageFaultsDelta = FALSE;
TaskManagerSettings.Column_VirtualMemorySize = FALSE;
TaskManagerSettings.Column_PagedPool = FALSE;
TaskManagerSettings.Column_NonPagedPool = FALSE;
TaskManagerSettings.Column_BasePriority = FALSE;
TaskManagerSettings.Column_HandleCount = FALSE;
TaskManagerSettings.Column_ThreadCount = FALSE;
TaskManagerSettings.Column_GDIObjects = FALSE;
TaskManagerSettings.Column_IOWrites = FALSE;
TaskManagerSettings.Column_IOWriteBytes = FALSE;
TaskManagerSettings.Column_IOOther = FALSE;
TaskManagerSettings.Column_IOOtherBytes = FALSE;
for (i = 0; i < 25; i++) {
TaskManagerSettings.ColumnOrderArray[i] = i;
}
TaskManagerSettings.ColumnSizeArray[0] = 105;
TaskManagerSettings.ColumnSizeArray[1] = 50;
TaskManagerSettings.ColumnSizeArray[2] = 107;
TaskManagerSettings.ColumnSizeArray[3] = 70;
TaskManagerSettings.ColumnSizeArray[4] = 35;
TaskManagerSettings.ColumnSizeArray[5] = 70;
TaskManagerSettings.ColumnSizeArray[6] = 70;
TaskManagerSettings.ColumnSizeArray[7] = 100;
TaskManagerSettings.ColumnSizeArray[8] = 70;
TaskManagerSettings.ColumnSizeArray[9] = 70;
TaskManagerSettings.ColumnSizeArray[10] = 70;
TaskManagerSettings.ColumnSizeArray[11] = 70;
TaskManagerSettings.ColumnSizeArray[12] = 70;
TaskManagerSettings.ColumnSizeArray[13] = 70;
TaskManagerSettings.ColumnSizeArray[14] = 60;
TaskManagerSettings.ColumnSizeArray[15] = 60;
TaskManagerSettings.ColumnSizeArray[16] = 60;
TaskManagerSettings.ColumnSizeArray[17] = 60;
TaskManagerSettings.ColumnSizeArray[18] = 60;
TaskManagerSettings.ColumnSizeArray[19] = 70;
TaskManagerSettings.ColumnSizeArray[20] = 70;
TaskManagerSettings.ColumnSizeArray[21] = 70;
TaskManagerSettings.ColumnSizeArray[22] = 70;
TaskManagerSettings.ColumnSizeArray[23] = 70;
TaskManagerSettings.ColumnSizeArray[24] = 70;
TaskManagerSettings.SortColumn = 1;
TaskManagerSettings.SortAscending = TRUE;
// Performance page settings
TaskManagerSettings.CPUHistory_OneGraphPerCPU = TRUE;
TaskManagerSettings.ShowKernelTimes = FALSE;
// Open the key
if (RegOpenKeyEx(HKEY_CURRENT_USER, szSubKey, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
return;
// Read the settings
dwSize = sizeof(TASKMANAGER_SETTINGS);
RegQueryValueEx(hKey, "Preferences", NULL, NULL, (LPBYTE)&TaskManagerSettings, &dwSize);
// Close the key
RegCloseKey(hKey);
}
void SaveSettings(void)
{
HKEY hKey;
char szSubKey1[] = "Software";
char szSubKey2[] = "Software\\ReactWare";
char szSubKey3[] = "Software\\ReactWare\\TaskManager";
// Open (or create) the key
hKey = NULL;
RegCreateKeyEx(HKEY_CURRENT_USER, szSubKey1, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
RegCloseKey(hKey);
hKey = NULL;
RegCreateKeyEx(HKEY_CURRENT_USER, szSubKey2, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
RegCloseKey(hKey);
hKey = NULL;
if (RegCreateKeyEx(HKEY_CURRENT_USER, szSubKey3, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL) != ERROR_SUCCESS)
return;
// Save the settings
RegSetValueEx(hKey, "Preferences", 0, REG_BINARY, (LPBYTE)&TaskManagerSettings, sizeof(TASKMANAGER_SETTINGS));
// Close the key
RegCloseKey(hKey);
}
void TaskManager_OnEnterMenuLoop(HWND hWnd)
{
int nParts;
// Update the status bar pane sizes
nParts = -1;
SendMessage(hStatusWnd, SB_SETPARTS, 1, (long)&nParts);
bInMenuLoop = TRUE;
SendMessage(hStatusWnd, SB_SETTEXT, (WPARAM)0, (LPARAM)_T(""));
}
void TaskManager_OnExitMenuLoop(HWND hWnd)
{
RECT rc;
int nParts[3];
TCHAR text[260];
bInMenuLoop = FALSE;
// Update the status bar pane sizes
GetClientRect(hWnd, &rc);
nParts[0] = 100;
nParts[1] = 210;
nParts[2] = rc.right;
SendMessage(hStatusWnd, SB_SETPARTS, 3, (long)nParts);
SendMessage(hStatusWnd, SB_SETTEXT, 0, (LPARAM)_T(""));
wsprintf(text, _T("CPU Usage: %3d%%"), PerfDataGetProcessorUsage());
SendMessage(hStatusWnd, SB_SETTEXT, 1, (LPARAM)text);
wsprintf(text, _T("Processes: %d"), PerfDataGetProcessCount());
SendMessage(hStatusWnd, SB_SETTEXT, 0, (LPARAM)text);
}
void TaskManager_OnMenuSelect(HWND hWnd, UINT nItemID, UINT nFlags, HMENU hSysMenu)
{
TCHAR str[100];
strcpy(str, TEXT(""));
if (LoadString(hInst, nItemID, str, 100)) {
// load appropriate string
LPTSTR lpsz = str;
// first newline terminates actual string
lpsz = _tcschr(lpsz, '\n');
if (lpsz != NULL)
*lpsz = '\0';
}
SendMessage(hStatusWnd, SB_SETTEXT, 0, (LPARAM)str);
}
void TaskManager_OnViewUpdateSpeedHigh(void)
{
HMENU hMenu;
HMENU hViewMenu;
HMENU hUpdateSpeedMenu;
hMenu = GetMenu(hMainWnd);
hViewMenu = GetSubMenu(hMenu, 2);
hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
TaskManagerSettings.UpdateSpeed = 1;
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_HIGH, MF_BYCOMMAND);
KillTimer(hMainWnd, 1);
SetTimer(hMainWnd, 1, 1000, NULL);
}
void TaskManager_OnViewUpdateSpeedNormal(void)
{
HMENU hMenu;
HMENU hViewMenu;
HMENU hUpdateSpeedMenu;
hMenu = GetMenu(hMainWnd);
hViewMenu = GetSubMenu(hMenu, 2);
hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
TaskManagerSettings.UpdateSpeed = 2;
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_NORMAL, MF_BYCOMMAND);
KillTimer(hMainWnd, 1);
SetTimer(hMainWnd, 1, 2000, NULL);
}
void TaskManager_OnViewUpdateSpeedLow(void)
{
HMENU hMenu;
HMENU hViewMenu;
HMENU hUpdateSpeedMenu;
hMenu = GetMenu(hMainWnd);
hViewMenu = GetSubMenu(hMenu, 2);
hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
TaskManagerSettings.UpdateSpeed = 4;
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_LOW, MF_BYCOMMAND);
KillTimer(hMainWnd, 1);
SetTimer(hMainWnd, 1, 4000, NULL);
}
void TaskManager_OnViewRefresh(void)
{
PostMessage(hMainWnd, WM_TIMER, 0, 0);
}
void TaskManager_OnViewUpdateSpeedPaused(void)
{
HMENU hMenu;
HMENU hViewMenu;
HMENU hUpdateSpeedMenu;
hMenu = GetMenu(hMainWnd);
hViewMenu = GetSubMenu(hMenu, 2);
hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
TaskManagerSettings.UpdateSpeed = 0;
CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_PAUSED, MF_BYCOMMAND);
KillTimer(hMainWnd, 1);
}
void TaskManager_OnTabWndSelChange(void)
{
int i;
HMENU hMenu;
HMENU hOptionsMenu;
HMENU hViewMenu;
HMENU hSubMenu;
hMenu = GetMenu(hMainWnd);
hViewMenu = GetSubMenu(hMenu, 2);
hOptionsMenu = GetSubMenu(hMenu, 1);
TaskManagerSettings.ActiveTabPage = TabCtrl_GetCurSel(hTabWnd);
for (i = GetMenuItemCount(hViewMenu) - 1; i > 2; i--) {
hSubMenu = GetSubMenu(hViewMenu, i);
if (hSubMenu)
DestroyMenu(hSubMenu);
RemoveMenu(hViewMenu, i, MF_BYPOSITION);
}
RemoveMenu(hOptionsMenu, 3, MF_BYPOSITION);
switch (TaskManagerSettings.ActiveTabPage) {
case 0:
ShowWindow(hApplicationPage, SW_SHOW);
ShowWindow(hProcessPage, SW_HIDE);
ShowWindow(hPerformancePage, SW_HIDE);
BringWindowToTop(hApplicationPage);
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_LARGE, "Lar&ge Icons");
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SMALL, "S&mall Icons");
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_DETAILS, "&Details");
if (GetMenuItemCount(hMenu) <= 4) {
hSubMenu = LoadMenu(hInst, MAKEINTRESOURCE(IDR_WINDOWSMENU));
InsertMenu(hMenu, 3, MF_BYPOSITION|MF_POPUP, (UINT)hSubMenu, "&Windows");
DrawMenuBar(hMainWnd);
}
if (TaskManagerSettings.View_LargeIcons)
CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_LARGE, MF_BYCOMMAND);
else if (TaskManagerSettings.View_SmallIcons)
CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_SMALL, MF_BYCOMMAND);
else
CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_DETAILS, MF_BYCOMMAND);
//
// Give the application list control focus
//
SetFocus(hApplicationPageListCtrl);
break;
case 1:
ShowWindow(hApplicationPage, SW_HIDE);
ShowWindow(hProcessPage, SW_SHOW);
ShowWindow(hPerformancePage, SW_HIDE);
BringWindowToTop(hProcessPage);
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SELECTCOLUMNS, "&Select Columns...");
AppendMenu(hOptionsMenu, MF_STRING, ID_OPTIONS_SHOW16BITTASKS, "&Show 16-bit tasks");
if (TaskManagerSettings.Show16BitTasks)
CheckMenuItem(hOptionsMenu, ID_OPTIONS_SHOW16BITTASKS, MF_BYCOMMAND|MF_CHECKED);
if (GetMenuItemCount(hMenu) > 4)
{
RemoveMenu(hMenu, 3, MF_BYPOSITION);
DrawMenuBar(hMainWnd);
}
//
// Give the process list control focus
//
SetFocus(hProcessPageListCtrl);
break;
case 2:
ShowWindow(hApplicationPage, SW_HIDE);
ShowWindow(hProcessPage, SW_HIDE);
ShowWindow(hPerformancePage, SW_SHOW);
BringWindowToTop(hPerformancePage);
if (GetMenuItemCount(hMenu) > 4) {
RemoveMenu(hMenu, 3, MF_BYPOSITION);
DrawMenuBar(hMainWnd);
}
hSubMenu = CreatePopupMenu();
AppendMenu(hSubMenu, MF_STRING, ID_VIEW_CPUHISTORY_ONEGRAPHALL, "&One Graph, All CPUs");
AppendMenu(hSubMenu, MF_STRING, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, "One Graph &Per CPU");
AppendMenu(hViewMenu, MF_STRING|MF_POPUP, (UINT)hSubMenu, "&CPU History");
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SHOWKERNELTIMES, "&Show Kernel Times");
if (TaskManagerSettings.ShowKernelTimes)
CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_CHECKED);
else
CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_UNCHECKED);
if (TaskManagerSettings.CPUHistory_OneGraphPerCPU)
CheckMenuRadioItem(hSubMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, MF_BYCOMMAND);
else
CheckMenuRadioItem(hSubMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHALL, MF_BYCOMMAND);
//
// Give the tab control focus
//
SetFocus(hTabWnd);
break;
}
}
LPTSTR GetLastErrorText( LPTSTR lpszBuf, DWORD dwSize )
{
DWORD dwRet;
LPTSTR lpszTemp = NULL;
dwRet = FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |FORMAT_MESSAGE_ARGUMENT_ARRAY,
NULL,
GetLastError(),
LANG_NEUTRAL,
(LPTSTR)&lpszTemp,
0,
NULL );
// supplied buffer is not long enough
if (!dwRet || ( (long)dwSize < (long)dwRet+14 )) {
lpszBuf[0] = TEXT('\0');
} else {
lpszTemp[lstrlen(lpszTemp)-2] = TEXT('\0'); //remove cr and newline character
_stprintf( lpszBuf, TEXT("%s (0x%x)"), lpszTemp, GetLastError() );
}
if (lpszTemp) {
LocalFree((HLOCAL)lpszTemp);
}
return lpszBuf;
}
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