wine/programs/taskmgr/taskmgr.c

1083 lines
39 KiB
C

/*
* ReactOS Task Manager
*
* taskmgr.c : Defines the entry point for the application.
*
* Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#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 <stdio.h>
#include <winnt.h>
#include "resource.h"
#include "taskmgr.h"
#include "perfdata.h"
#include "column.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)
{
HANDLE hProcess;
HANDLE hToken;
TOKEN_PRIVILEGES tkp;
/* Initialize global variables */
hInst = hInstance;
/* Change our priority class to HIGH */
hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId());
SetPriorityClass(hProcess, HIGH_PRIORITY_CLASS);
CloseHandle(hProcess);
/* Now let's get the SE_DEBUG_NAME privilege
* so that we can debug processes
*/
/* 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, TaskManagerWndProc);
/* Save our settings to the registry */
SaveSettings();
PerfDataUninitialize();
return 0;
}
/* Message handler for dialog box. */
INT_PTR CALLBACK
TaskManagerWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
LPRECT pRC;
RECT rc;
int idctrl;
LPNMHDR pnmh;
WINDOWPLACEMENT wp;
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;
}
/* 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_RESTORE:
TaskManager_OnRestoreMainWindow();
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_PROCESS_PAGE_DEBUGCHANNELS:
ProcessPage_OnDebugChannels();
break;
case ID_HELP_ABOUT:
OnAbout();
break;
case ID_FILE_EXIT:
EndDialog(hDlg, IDOK);
break;
}
break;
case WM_ONTRAYICON:
switch(lParam)
{
case WM_RBUTTONDOWN:
{
POINT pt;
BOOL OnTop;
HMENU hMenu, hPopupMenu;
GetCursorPos(&pt);
OnTop = ((GetWindowLong(hMainWnd, GWL_EXSTYLE) & WS_EX_TOPMOST) != 0);
hMenu = LoadMenu(hInst, MAKEINTRESOURCE(IDR_TRAY_POPUP));
hPopupMenu = GetSubMenu(hMenu, 0);
if(IsWindowVisible(hMainWnd))
{
DeleteMenu(hPopupMenu, ID_RESTORE, MF_BYCOMMAND);
}
else
{
SetMenuDefaultItem(hPopupMenu, ID_RESTORE, FALSE);
}
if(OnTop)
{
CheckMenuItem(hPopupMenu, ID_OPTIONS_ALWAYSONTOP, MF_BYCOMMAND | MF_CHECKED);
}
SetForegroundWindow(hMainWnd);
TrackPopupMenuEx(hPopupMenu, 0, pt.x, pt.y, hMainWnd, NULL);
DestroyMenu(hMenu);
break;
}
case WM_LBUTTONDBLCLK:
TaskManager_OnRestoreMainWindow();
break;
}
break;
case WM_NOTIFY:
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:
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 FillSolidRect2(HDC hDC, int x, int y, int cx, int cy, COLORREF clr)
{
RECT rect;
SetBkColor(hDC, clr);
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)
{
FillSolidRect2(hDC, x, y, cx - 1, 1, clrTopLeft);
FillSolidRect2(hDC, x, y, 1, cy - 1, clrTopLeft);
FillSolidRect2(hDC, x + cx, y, -1, cy, clrBottomRight);
FillSolidRect2(hDC, x, y + cy, cx, -1, clrBottomRight);
}
void Draw3dRect2(HDC hDC, LPRECT lpRect, COLORREF clrTopLeft, COLORREF clrBottomRight)
{
Draw3dRect(hDC, lpRect->left, lpRect->top, lpRect->right - lpRect->left,
lpRect->bottom - lpRect->top, clrTopLeft, clrBottomRight);
}
void Font_DrawText(HDC hDC, LPCTSTR lpszText, int x, int y)
{
HDC hFontDC;
HBITMAP hFontBitmap;
HBITMAP hOldBitmap;
int i;
hFontDC = CreateCompatibleDC(hDC);
hFontBitmap = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_FONT));
hOldBitmap = (HBITMAP)SelectObject(hFontDC, hFontBitmap);
for (i = 0; i < (int)_tcslen(lpszText); i++) {
if ((lpszText[i] >= '0') && (lpszText[i] <= '9')) {
BitBlt(hDC, x + (i * 8), y, 8, 11, hFontDC, (lpszText[i] - '0') * 8, 0, SRCCOPY);
}
else if (lpszText[i] == 'K')
{
BitBlt(hDC, x + (i * 8), y, 8, 11, hFontDC, 80, 0, SRCCOPY);
}
else if (lpszText[i] == '%')
{
BitBlt(hDC, x + (i * 8), y, 8, 11, hFontDC, 88, 0, SRCCOPY);
}
}
SelectObject(hFontDC, hOldBitmap);
DeleteObject(hFontBitmap);
DeleteDC(hFontDC);
}
BOOL OnCreate(HWND hWnd)
{
HMENU hMenu;
HMENU hEditMenu;
HMENU hViewMenu;
HMENU hUpdateSpeedMenu;
HMENU hCPUHistoryMenu;
int nActivePage;
int nParts[3];
RECT rc;
TCHAR 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, _T(""), 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, ApplicationPageWndProc);
hProcessPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PROCESS_PAGE), hWnd, ProcessPageWndProc);
hPerformancePage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PERFORMANCE_PAGE), hWnd, PerformancePageWndProc);
#else
hApplicationPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_APPLICATION_PAGE), hTabWnd, ApplicationPageWndProc);
hProcessPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PROCESS_PAGE), hTabWnd, ProcessPageWndProc);
hPerformancePage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PERFORMANCE_PAGE), hTabWnd, PerformancePageWndProc);
#endif
/* Insert tabs */
_tcscpy(szTemp, _T("Applications"));
memset(&item, 0, sizeof(TCITEM));
item.mask = TCIF_TEXT;
item.pszText = szTemp;
TabCtrl_InsertItem(hTabWnd, 0, &item);
_tcscpy(szTemp, _T("Processes"));
memset(&item, 0, sizeof(TCITEM));
item.mask = TCIF_TEXT;
item.pszText = szTemp;
TabCtrl_InsertItem(hTabWnd, 1, &item);
_tcscpy(szTemp, _T("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; */
#define PAGE_OFFSET_LEFT 17
#define PAGE_OFFSET_TOP 72
#define PAGE_OFFSET_WIDTH (PAGE_OFFSET_LEFT*2)
#define PAGE_OFFSET_HEIGHT (PAGE_OFFSET_TOP+32)
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);
#ifdef __GNUC__TEST__
MoveWindow(hApplicationPage, TaskManagerSettings.Left + PAGE_OFFSET_LEFT, TaskManagerSettings.Top + PAGE_OFFSET_TOP, TaskManagerSettings.Right - TaskManagerSettings.Left - PAGE_OFFSET_WIDTH, TaskManagerSettings.Bottom - TaskManagerSettings.Top - PAGE_OFFSET_HEIGHT, FALSE);
MoveWindow(hProcessPage, TaskManagerSettings.Left + PAGE_OFFSET_LEFT, TaskManagerSettings.Top + PAGE_OFFSET_TOP, TaskManagerSettings.Right - TaskManagerSettings.Left - PAGE_OFFSET_WIDTH, TaskManagerSettings.Bottom - TaskManagerSettings.Top - PAGE_OFFSET_HEIGHT, FALSE);
MoveWindow(hPerformancePage, TaskManagerSettings.Left + PAGE_OFFSET_LEFT, TaskManagerSettings.Top + PAGE_OFFSET_TOP, TaskManagerSettings.Right - TaskManagerSettings.Left - PAGE_OFFSET_WIDTH, TaskManagerSettings.Bottom - TaskManagerSettings.Top - PAGE_OFFSET_HEIGHT, FALSE);
#endif
}
if (TaskManagerSettings.Maximized)
ShowWindow(hWnd, SW_MAXIMIZE);
/* Set the always on top style */
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);
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 == 1)
SetTimer(hWnd, 1, 1000, NULL);
else if (TaskManagerSettings.UpdateSpeed == 2)
SetTimer(hWnd, 1, 2000, NULL);
else if (TaskManagerSettings.UpdateSpeed == 4)
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 )
{
#ifdef __GNUC__TEST__
MoveWindow(hApplicationPage, TaskManagerSettings.Left + PAGE_OFFSET_LEFT, TaskManagerSettings.Top + PAGE_OFFSET_TOP, TaskManagerSettings.Right - TaskManagerSettings.Left - PAGE_OFFSET_WIDTH, TaskManagerSettings.Bottom - TaskManagerSettings.Top - PAGE_OFFSET_HEIGHT, FALSE);
MoveWindow(hProcessPage, TaskManagerSettings.Left + PAGE_OFFSET_LEFT, TaskManagerSettings.Top + PAGE_OFFSET_TOP, TaskManagerSettings.Right - TaskManagerSettings.Left - PAGE_OFFSET_WIDTH, TaskManagerSettings.Bottom - TaskManagerSettings.Top - PAGE_OFFSET_HEIGHT, FALSE);
MoveWindow(hPerformancePage, TaskManagerSettings.Left + PAGE_OFFSET_LEFT, TaskManagerSettings.Top + PAGE_OFFSET_TOP, TaskManagerSettings.Right - TaskManagerSettings.Left - PAGE_OFFSET_WIDTH, TaskManagerSettings.Bottom - TaskManagerSettings.Top - PAGE_OFFSET_HEIGHT, FALSE);
#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)
{
if(TaskManagerSettings.HideWhenMinimized)
{
ShowWindow(hMainWnd, SW_HIDE);
}
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;
TCHAR szSubKey[] = _T("Software\\Wine\\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 */
/* @@ Wine registry key: HKCU\Software\Wine\TaskManager */
if (RegOpenKeyEx(HKEY_CURRENT_USER, szSubKey, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
return;
/* Read the settings */
dwSize = sizeof(TASKMANAGER_SETTINGS);
RegQueryValueEx(hKey, _T("Preferences"), NULL, NULL, (LPBYTE)&TaskManagerSettings, &dwSize);
/* Close the key */
RegCloseKey(hKey);
}
void SaveSettings(void)
{
HKEY hKey;
TCHAR szSubKey3[] = _T("Software\\Wine\\TaskManager");
/* Open (or create) the key */
/* @@ Wine registry key: HKCU\Software\Wine\TaskManager */
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, _T("Preferences"), 0, REG_BINARY, (LPBYTE)&TaskManagerSettings, sizeof(TASKMANAGER_SETTINGS));
/* Close the key */
RegCloseKey(hKey);
}
void TaskManager_OnRestoreMainWindow(void)
{
HMENU hMenu, hOptionsMenu;
BOOL OnTop;
hMenu = GetMenu(hMainWnd);
hOptionsMenu = GetSubMenu(hMenu, OPTIONS_MENU_INDEX);
OnTop = ((GetWindowLong(hMainWnd, GWL_EXSTYLE) & WS_EX_TOPMOST) != 0);
OpenIcon(hMainWnd);
SetForegroundWindow(hMainWnd);
SetWindowPos(hMainWnd, (OnTop ? HWND_TOPMOST : HWND_TOP), 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_SHOWWINDOW);
}
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];
_tcscpy(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, _T("Lar&ge Icons"));
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SMALL, _T("S&mall Icons"));
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_DETAILS, _T("&Details"));
if (GetMenuItemCount(hMenu) <= 4) {
hSubMenu = LoadMenu(hInst, MAKEINTRESOURCE(IDR_WINDOWSMENU));
InsertMenu(hMenu, 3, MF_BYPOSITION|MF_POPUP, (UINT)hSubMenu, _T("&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, _T("&Select Columns..."));
AppendMenu(hOptionsMenu, MF_STRING, ID_OPTIONS_SHOW16BITTASKS, _T("&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, _T("&One Graph, All CPUs"));
AppendMenu(hSubMenu, MF_STRING, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, _T("One Graph &Per CPU"));
AppendMenu(hViewMenu, MF_STRING|MF_POPUP, (UINT)hSubMenu, _T("&CPU History"));
AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SHOWKERNELTIMES, _T("&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, (int)GetLastError());
}
if (lpszTemp) {
LocalFree((HLOCAL)lpszTemp);
}
return lpszBuf;
}