rosapps/taskmgr/TASKMGR.cpp

   1 // TaskMgr.cpp : Defines the entry point for the application.
   2 //
   3
   4 #ifdef _MSC_VER
   5 #include "stdafx.h"
   6 #else
   7 #define WIN32_LEAN_AND_MEAN     // Exclude rarely-used stuff from Windows headers
   8 #include <windows.h>
   9 #include <commctrl.h>
  10 #include <stdlib.h>
  11 #include <malloc.h>
  12 #include <memory.h>
  13 #include <tchar.h>
  14 #include <process.h>
  15 #include <stdio.h>
  16 #endif
  17
  18 #include "resource.h"
  19 #include "TaskMgr.h"
  20 #include "ApplicationPage.h"
  21 #include "ProcessPage.h"
  22 #include "PerformancePage.h"
  23 #include "run.h"
  24 #include "perfdata.h"
  25 #include "optnmenu.h"
  26 #include "affinity.h"
  27 #include "priority.h"
  28 #include "debug.h"
  29 #include "endproc.h"
  30 #include "column.h"
  31 #include "about.h"
  32 #include "trayicon.h"
  33
  34 #define STATUS_WINDOW   2001
  35
  36 // Global Variables:
  37 HINSTANCE hInst;                 // current instance
  38
  39 HWND hMainWnd;                   // Main Window
  40 HWND hStatusWnd;                 // Status Bar Window
  41 HWND hTabWnd;                    // Tab Control Window
  42
  43 int  nMinimumWidth;              // Minimum width of the dialog (OnSize()'s cx)
  44 int  nMinimumHeight;             // Minimum height of the dialog (OnSize()'s cy)
  45
  46 int  nOldWidth;                  // Holds the previous client area width
  47 int  nOldHeight;                 // Holds the previous client area height
  48
  49 BOOL bInMenuLoop = FALSE;        // Tells us if we are in the menu loop
  50
  51 TASKMANAGER_SETTINGS TaskManagerSettings;
  52
  53
  54 int APIENTRY WinMain(HINSTANCE hInstance,
  55                      HINSTANCE hPrevInstance,
  56                      LPSTR     lpCmdLine,
  57                      int       nCmdShow)
  58 {
  59     // Initialize global variables
  60     hInst = hInstance;
  61
  62     // Change our priority class to HIGH
  63     HANDLE  hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId());
  64     SetPriorityClass(hProcess, HIGH_PRIORITY_CLASS);
  65     CloseHandle(hProcess);
  66
  67     // Now lets get the SE_DEBUG_NAME priviledge
  68     // so that we can debug processes
  69     HANDLE hToken;
  70     TOKEN_PRIVILEGES tkp;
  71
  72     // Get a token for this process.
  73     if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
  74     {
  75         // Get the LUID for the debug privilege.
  76         LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &tkp.Privileges[0].Luid);
  77
  78         tkp.PrivilegeCount = 1;  // one privilege to set
  79         tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
  80
  81         // Get the debug privilege for this process.
  82         AdjustTokenPrivileges(hToken, FALSE, &tkp, 0, (PTOKEN_PRIVILEGES)NULL, 0);
  83     }
  84
  85     // Load our settings from the registry
  86     LoadSettings();
  87
  88     // Initialize perf data
  89     if (!PerfDataInitialize()) {
  90         return -1;
  91     }
  92
  93     DialogBox(hInst, (LPCTSTR)IDD_TASKMGR_DIALOG, NULL, (DLGPROC)TaskManagerWndProc);
  94
  95     // Save our settings to the registry
  96     SaveSettings();
  97     PerfDataUninitialize();
  98     return 0;
  99 }
 100
 101 #define _USE_CMD_MAP
 102
 103 #ifdef _USE_CMD_MAP
 104 #define BEGIN_CMD_MAP(a) switch(##a) {
 105 #define CMD_MAP_ENTRY(a, b) case a: b(); break;
 106 #define END_CMD_MAP(a) }
 107
 108 #endif
 109
 110 // Message handler for dialog box.
 111 LRESULT CALLBACK TaskManagerWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
 112 {
 113     HDC             hdc;
 114     PAINTSTRUCT     ps;
 115     LPRECT          pRC;
 116     RECT            rc;
 117
 118     switch (message)
 119     {
 120     case WM_INITDIALOG:
 121         hMainWnd = hDlg;
 122         return OnCreate(hDlg);
 123
 124     case WM_COMMAND:
 125         if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL) {
 126             EndDialog(hDlg, LOWORD(wParam));
 127             return TRUE;
 128         }
 129 #ifdef _USE_CMD_MAP
 130         BEGIN_CMD_MAP(LOWORD(wParam))
 131             CMD_MAP_ENTRY(ID_FILE_NEW,                             TaskManager_OnFileNew)
 132             CMD_MAP_ENTRY(ID_OPTIONS_ALWAYSONTOP,                  TaskManager_OnOptionsAlwaysOnTop)
 133             CMD_MAP_ENTRY(ID_OPTIONS_MINIMIZEONUSE,                TaskManager_OnOptionsMinimizeOnUse)
 134             CMD_MAP_ENTRY(ID_OPTIONS_HIDEWHENMINIMIZED,            TaskManager_OnOptionsHideWhenMinimized)
 135             CMD_MAP_ENTRY(ID_OPTIONS_SHOW16BITTASKS,               TaskManager_OnOptionsShow16BitTasks)
 136             CMD_MAP_ENTRY(ID_VIEW_LARGE,                           ApplicationPage_OnViewLargeIcons)
 137             CMD_MAP_ENTRY(ID_VIEW_SMALL,                           ApplicationPage_OnViewSmallIcons)
 138             CMD_MAP_ENTRY(ID_VIEW_DETAILS,                         ApplicationPage_OnViewDetails)
 139             CMD_MAP_ENTRY(ID_VIEW_SHOWKERNELTIMES,                 PerformancePage_OnViewShowKernelTimes)
 140             CMD_MAP_ENTRY(ID_VIEW_CPUHISTORY_ONEGRAPHALL,          PerformancePage_OnViewCPUHistoryOneGraphAll)
 141             CMD_MAP_ENTRY(ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU,       PerformancePage_OnViewCPUHistoryOneGraphPerCPU)
 142             CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_HIGH,                TaskManager_OnViewUpdateSpeedHigh)
 143             CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_NORMAL,              TaskManager_OnViewUpdateSpeedNormal)
 144             CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_LOW,                 TaskManager_OnViewUpdateSpeedLow)
 145             CMD_MAP_ENTRY(ID_VIEW_UPDATESPEED_PAUSED,              TaskManager_OnViewUpdateSpeedPaused)
 146             CMD_MAP_ENTRY(ID_VIEW_SELECTCOLUMNS,                   ProcessPage_OnViewSelectColumns)
 147             CMD_MAP_ENTRY(ID_VIEW_REFRESH,                         TaskManager_OnViewRefresh)
 148             CMD_MAP_ENTRY(ID_WINDOWS_TILEHORIZONTALLY,             ApplicationPage_OnWindowsTileHorizontally)
 149             CMD_MAP_ENTRY(ID_WINDOWS_TILEVERTICALLY,               ApplicationPage_OnWindowsTileVertically)
 150             CMD_MAP_ENTRY(ID_WINDOWS_MINIMIZE,                     ApplicationPage_OnWindowsMinimize)
 151             CMD_MAP_ENTRY(ID_WINDOWS_MAXIMIZE,                     ApplicationPage_OnWindowsMaximize)
 152             CMD_MAP_ENTRY(ID_WINDOWS_CASCADE,                      ApplicationPage_OnWindowsCascade)
 153             CMD_MAP_ENTRY(ID_WINDOWS_BRINGTOFRONT,                 ApplicationPage_OnWindowsBringToFront)
 154             CMD_MAP_ENTRY(ID_APPLICATION_PAGE_SWITCHTO,            ApplicationPage_OnSwitchTo)
 155             CMD_MAP_ENTRY(ID_APPLICATION_PAGE_ENDTASK,             ApplicationPage_OnEndTask)
 156             CMD_MAP_ENTRY(ID_APPLICATION_PAGE_GOTOPROCESS,         ApplicationPage_OnGotoProcess)
 157             CMD_MAP_ENTRY(ID_PROCESS_PAGE_ENDPROCESS,              ProcessPage_OnEndProcess)
 158             CMD_MAP_ENTRY(ID_PROCESS_PAGE_ENDPROCESSTREE,          ProcessPage_OnEndProcessTree)
 159             CMD_MAP_ENTRY(ID_PROCESS_PAGE_DEBUG,                   ProcessPage_OnDebug)
 160             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETAFFINITY,             ProcessPage_OnSetAffinity)
 161             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_REALTIME,    ProcessPage_OnSetPriorityRealTime)
 162             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_HIGH,        ProcessPage_OnSetPriorityHigh)
 163             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_ABOVENORMAL, ProcessPage_OnSetPriorityAboveNormal)
 164             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_NORMAL,      ProcessPage_OnSetPriorityNormal)
 165             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_BELOWNORMAL, ProcessPage_OnSetPriorityBelowNormal)
 166             CMD_MAP_ENTRY(ID_PROCESS_PAGE_SETPRIORITY_LOW,         ProcessPage_OnSetPriorityLow)
 167             CMD_MAP_ENTRY(ID_HELP_ABOUT,                           OnAbout)
 168         END_CMD_MAP(0)
 169 #else
 170         // Process menu commands
 171         switch (LOWORD(wParam))
 172         {
 173         case ID_FILE_NEW:
 174             TaskManager_OnFileNew();
 175             break;
 176         case ID_OPTIONS_ALWAYSONTOP:
 177             TaskManager_OnOptionsAlwaysOnTop();
 178             break;
 179         case ID_OPTIONS_MINIMIZEONUSE:
 180             TaskManager_OnOptionsMinimizeOnUse();
 181             break;
 182         case ID_OPTIONS_HIDEWHENMINIMIZED:
 183             TaskManager_OnOptionsHideWhenMinimized();
 184             break;
 185         case ID_OPTIONS_SHOW16BITTASKS:
 186             TaskManager_OnOptionsShow16BitTasks();
 187             break;
 188         case ID_VIEW_LARGE:
 189             ApplicationPage_OnViewLargeIcons();
 190             break;
 191         case ID_VIEW_SMALL:
 192             ApplicationPage_OnViewSmallIcons();
 193             break;
 194         case ID_VIEW_DETAILS:
 195             ApplicationPage_OnViewDetails();
 196             break;
 197         case ID_VIEW_SHOWKERNELTIMES:
 198             PerformancePage_OnViewShowKernelTimes();
 199             break;
 200         case ID_VIEW_CPUHISTORY_ONEGRAPHALL:
 201             PerformancePage_OnViewCPUHistoryOneGraphAll();
 202             break;
 203         case ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU:
 204             PerformancePage_OnViewCPUHistoryOneGraphPerCPU();
 205             break;
 206         case ID_VIEW_UPDATESPEED_HIGH:
 207             TaskManager_OnViewUpdateSpeedHigh();
 208             break;
 209         case ID_VIEW_UPDATESPEED_NORMAL:
 210             TaskManager_OnViewUpdateSpeedNormal();
 211             break;
 212         case ID_VIEW_UPDATESPEED_LOW:
 213             TaskManager_OnViewUpdateSpeedLow();
 214             break;
 215         case ID_VIEW_UPDATESPEED_PAUSED:
 216             TaskManager_OnViewUpdateSpeedPaused();
 217             break;
 218         case ID_VIEW_SELECTCOLUMNS:
 219             ProcessPage_OnViewSelectColumns();
 220             break;
 221         case ID_VIEW_REFRESH:
 222             PostMessage(hDlg, WM_TIMER, 0, 0);
 223             break;
 224         case ID_WINDOWS_TILEHORIZONTALLY:
 225             ApplicationPage_OnWindowsTileHorizontally();
 226             break;
 227         case ID_WINDOWS_TILEVERTICALLY:
 228             ApplicationPage_OnWindowsTileVertically();
 229             break;
 230         case ID_WINDOWS_MINIMIZE:
 231             ApplicationPage_OnWindowsMinimize();
 232             break;
 233         case ID_WINDOWS_MAXIMIZE:
 234             ApplicationPage_OnWindowsMaximize();
 235             break;
 236         case ID_WINDOWS_CASCADE:
 237             ApplicationPage_OnWindowsCascade();
 238             break;
 239         case ID_WINDOWS_BRINGTOFRONT:
 240             ApplicationPage_OnWindowsBringToFront();
 241             break;
 242         case ID_APPLICATION_PAGE_SWITCHTO:
 243             ApplicationPage_OnSwitchTo();
 244             break;
 245         case ID_APPLICATION_PAGE_ENDTASK:
 246             ApplicationPage_OnEndTask();
 247             break;
 248         case ID_APPLICATION_PAGE_GOTOPROCESS:
 249             ApplicationPage_OnGotoProcess();
 250             break;
 251         case ID_PROCESS_PAGE_ENDPROCESS:
 252             ProcessPage_OnEndProcess();
 253             break;
 254         case ID_PROCESS_PAGE_ENDPROCESSTREE:
 255             ProcessPage_OnEndProcessTree();
 256             break;
 257         case ID_PROCESS_PAGE_DEBUG:
 258             ProcessPage_OnDebug();
 259             break;
 260         case ID_PROCESS_PAGE_SETAFFINITY:
 261             ProcessPage_OnSetAffinity();
 262             break;
 263         case ID_PROCESS_PAGE_SETPRIORITY_REALTIME:
 264             ProcessPage_OnSetPriorityRealTime();
 265             break;
 266         case ID_PROCESS_PAGE_SETPRIORITY_HIGH:
 267             ProcessPage_OnSetPriorityHigh();
 268             break;
 269         case ID_PROCESS_PAGE_SETPRIORITY_ABOVENORMAL:
 270             ProcessPage_OnSetPriorityAboveNormal();
 271             break;
 272         case ID_PROCESS_PAGE_SETPRIORITY_NORMAL:
 273             ProcessPage_OnSetPriorityNormal();
 274             break;
 275         case ID_PROCESS_PAGE_SETPRIORITY_BELOWNORMAL:
 276             ProcessPage_OnSetPriorityBelowNormal();
 277             break;
 278         case ID_PROCESS_PAGE_SETPRIORITY_LOW:
 279             ProcessPage_OnSetPriorityLow();
 280             break;
 281         case ID_HELP_ABOUT:
 282             OnAbout();
 283             break;
 284         }
 285 #endif
 286         break;
 287
 288     case WM_NOTIFY:
 289         int     idctrl;
 290         LPNMHDR pnmh;
 291         idctrl = (int)wParam;
 292         pnmh = (LPNMHDR)lParam;
 293         if ((pnmh->hwndFrom == hTabWnd) &&
 294             (pnmh->idFrom == IDC_TAB) &&
 295             (pnmh->code == TCN_SELCHANGE))
 296         {
 297             TaskManager_OnTabWndSelChange();
 298         }
 299         break;
 300
 301     case WM_NCPAINT:
 302         hdc = GetDC(hDlg);
 303         GetClientRect(hDlg, &rc);
 304         Draw3dRect(hdc, rc.left, rc.top, rc.right, rc.top + 2, GetSysColor(COLOR_3DSHADOW), GetSysColor(COLOR_3DHILIGHT));
 305         ReleaseDC(hDlg, hdc);
 306         break;
 307
 308     case WM_PAINT:
 309         hdc = BeginPaint(hDlg, &ps);
 310         GetClientRect(hDlg, &rc);
 311         Draw3dRect(hdc, rc.left, rc.top, rc.right, rc.top + 2, GetSysColor(COLOR_3DSHADOW), GetSysColor(COLOR_3DHILIGHT));
 312         EndPaint(hDlg, &ps);
 313         break;
 314
 315     case WM_SIZING:
 316         // Make sure the user is sizing the dialog
 317         // in an acceptable range
 318         pRC = (LPRECT)lParam;
 319         if ((wParam == WMSZ_LEFT) || (wParam == WMSZ_TOPLEFT) || (wParam == WMSZ_BOTTOMLEFT)) {
 320             // If the width is too small enlarge it to the minimum
 321             if (nMinimumWidth > (pRC->right - pRC->left))
 322                 pRC->left = pRC->right - nMinimumWidth;
 323         } else {
 324             // If the width is too small enlarge it to the minimum
 325             if (nMinimumWidth > (pRC->right - pRC->left))
 326                 pRC->right = pRC->left + nMinimumWidth;
 327         }
 328         if ((wParam == WMSZ_TOP) || (wParam == WMSZ_TOPLEFT) || (wParam == WMSZ_TOPRIGHT)) {
 329             // If the height is too small enlarge it to the minimum
 330             if (nMinimumHeight > (pRC->bottom - pRC->top))
 331                 pRC->top = pRC->bottom - nMinimumHeight;
 332         } else {
 333             // If the height is too small enlarge it to the minimum
 334             if (nMinimumHeight > (pRC->bottom - pRC->top))
 335                 pRC->bottom = pRC->top + nMinimumHeight;
 336         }
 337         return TRUE;
 338         break;
 339
 340     case WM_SIZE:
 341         // Handle the window sizing in it's own function
 342         OnSize(wParam, LOWORD(lParam), HIWORD(lParam));
 343         break;
 344
 345     case WM_MOVE:
 346         // Handle the window moving in it's own function
 347         OnMove(wParam, LOWORD(lParam), HIWORD(lParam));
 348         break;
 349
 350     case WM_DESTROY:
 351         WINDOWPLACEMENT wp;
 352         ShowWindow(hDlg, SW_HIDE);
 353         TrayIcon_ShellRemoveTrayIcon();
 354         wp.length = sizeof(WINDOWPLACEMENT);
 355         GetWindowPlacement(hDlg, &wp);
 356         TaskManagerSettings.Left = wp.rcNormalPosition.left;
 357         TaskManagerSettings.Top = wp.rcNormalPosition.top;
 358         TaskManagerSettings.Right = wp.rcNormalPosition.right;
 359         TaskManagerSettings.Bottom = wp.rcNormalPosition.bottom;
 360         if (IsZoomed(hDlg) || (wp.flags & WPF_RESTORETOMAXIMIZED))
 361             TaskManagerSettings.Maximized = TRUE;
 362         else
 363             TaskManagerSettings.Maximized = FALSE;
 364         return DefWindowProc(hDlg, message, wParam, lParam);
 365
 366     case WM_TIMER:
 367         // Refresh the performance data
 368         PerfDataRefresh();
 369         RefreshApplicationPage();
 370         RefreshProcessPage();
 371         RefreshPerformancePage();
 372         TrayIcon_ShellUpdateTrayIcon();
 373         break;
 374
 375     case WM_ENTERMENULOOP:
 376         TaskManager_OnEnterMenuLoop(hDlg);
 377         break;
 378     case WM_EXITMENULOOP:
 379         TaskManager_OnExitMenuLoop(hDlg);
 380         break;
 381     case WM_MENUSELECT:
 382         TaskManager_OnMenuSelect(hDlg, LOWORD(wParam), HIWORD(wParam), (HMENU)lParam);
 383         break;
 384     }
 385
 386     return 0;
 387 }
 388
 389 void FillSolidRect(HDC hDC, LPCRECT lpRect, COLORREF clr)
 390 {
 391     SetBkColor(hDC, clr);
 392     ExtTextOut(hDC, 0, 0, ETO_OPAQUE, lpRect, NULL, 0, NULL);
 393 }
 394
 395 void FillSolidRect(HDC hDC, int x, int y, int cx, int cy, COLORREF clr)
 396 {
 397
 398     SetBkColor(hDC, clr);
 399     RECT rect;
 400     rect.left = x;
 401     rect.top = y;
 402     rect.right = x + cx;
 403     rect.bottom = y + cy;
 404     ExtTextOut(hDC, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL);
 405 }
 406
 407 void Draw3dRect(HDC hDC, int x, int y, int cx, int cy, COLORREF clrTopLeft, COLORREF clrBottomRight)
 408 {
 409     FillSolidRect(hDC, x, y, cx - 1, 1, clrTopLeft);
 410     FillSolidRect(hDC, x, y, 1, cy - 1, clrTopLeft);
 411     FillSolidRect(hDC, x + cx, y, -1, cy, clrBottomRight);
 412     FillSolidRect(hDC, x, y + cy, cx, -1, clrBottomRight);
 413 }
 414
 415 void Draw3dRect(HDC hDC, LPRECT lpRect, COLORREF clrTopLeft, COLORREF clrBottomRight)
 416 {
 417     Draw3dRect(hDC, lpRect->left, lpRect->top, lpRect->right - lpRect->left,
 418         lpRect->bottom - lpRect->top, clrTopLeft, clrBottomRight);
 419 }
 420
 421 BOOL OnCreate(HWND hWnd)
 422 {
 423     int             nParts[3];
 424     RECT            rc;
 425     char            szTemp[256];
 426     TCITEM          item;
 427
 428     SendMessage(hMainWnd, WM_SETICON, ICON_BIG, (LPARAM)LoadIcon(hInst, MAKEINTRESOURCE(IDI_TASKMANAGER)));
 429
 430     // Initialize the Windows Common Controls DLL
 431     InitCommonControls();
 432
 433     // Get the minimum window sizes
 434     GetWindowRect(hWnd, &rc);
 435     nMinimumWidth = (rc.right - rc.left);
 436     nMinimumHeight = (rc.bottom - rc.top);
 437
 438     // Create the status bar
 439     hStatusWnd = CreateStatusWindow(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS, "", hWnd, STATUS_WINDOW);
 440     if(!hStatusWnd)
 441         return FALSE;
 442
 443     // Create the status bar panes
 444     nParts[0] = 100;
 445     nParts[1] = 210;
 446     nParts[2] = 400;
 447     SendMessage(hStatusWnd, SB_SETPARTS, 3, (long)nParts);
 448
 449     // Create tab pages
 450     hTabWnd = GetDlgItem(hWnd, IDC_TAB);
 451 #if 1
 452     hApplicationPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_APPLICATION_PAGE), hWnd, (DLGPROC)ApplicationPageWndProc);
 453     hProcessPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PROCESS_PAGE), hWnd, (DLGPROC)ProcessPageWndProc);
 454     hPerformancePage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PERFORMANCE_PAGE), hWnd, (DLGPROC)PerformancePageWndProc);
 455 #else
 456     hApplicationPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_APPLICATION_PAGE), hTabWnd, (DLGPROC)ApplicationPageWndProc);
 457     hProcessPage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PROCESS_PAGE), hTabWnd, (DLGPROC)ProcessPageWndProc);
 458     hPerformancePage = CreateDialog(hInst, MAKEINTRESOURCE(IDD_PERFORMANCE_PAGE), hTabWnd, (DLGPROC)PerformancePageWndProc);
 459 #endif
 460     // Insert tabs
 461     strcpy(szTemp, "Applications");
 462     memset(&item, 0, sizeof(TCITEM));
 463     item.mask = TCIF_TEXT;
 464     item.pszText = szTemp;
 465     TabCtrl_InsertItem(hTabWnd, 0, &item);
 466     strcpy(szTemp, "Processes");
 467     memset(&item, 0, sizeof(TCITEM));
 468     item.mask = TCIF_TEXT;
 469     item.pszText = szTemp;
 470     TabCtrl_InsertItem(hTabWnd, 1, &item);
 471     strcpy(szTemp, "Performance");
 472     memset(&item, 0, sizeof(TCITEM));
 473     item.mask = TCIF_TEXT;
 474     item.pszText = szTemp;
 475     TabCtrl_InsertItem(hTabWnd, 2, &item);
 476
 477     // Size everything correctly
 478     GetClientRect(hWnd, &rc);
 479     nOldWidth = rc.right;
 480     nOldHeight = rc.bottom;
 481     //nOldStartX = rc.left;
 482     //nOldStartY = rc.top;
 483
 484     if ((TaskManagerSettings.Left != 0) ||
 485         (TaskManagerSettings.Top != 0) ||
 486         (TaskManagerSettings.Right != 0) ||
 487         (TaskManagerSettings.Bottom != 0))
 488     {
 489         MoveWindow(hWnd, TaskManagerSettings.Left, TaskManagerSettings.Top, TaskManagerSettings.Right - TaskManagerSettings.Left, TaskManagerSettings.Bottom - TaskManagerSettings.Top, TRUE);
 490     }
 491     if (TaskManagerSettings.Maximized)
 492         ShowWindow(hWnd, SW_MAXIMIZE);
 493
 494     // Set the always on top style
 495     HMENU   hMenu;
 496     HMENU   hEditMenu;
 497     HMENU   hViewMenu;
 498     HMENU   hUpdateSpeedMenu;
 499     HMENU   hCPUHistoryMenu;
 500
 501     hMenu = GetMenu(hWnd);
 502     hEditMenu = GetSubMenu(hMenu, 1);
 503     hViewMenu = GetSubMenu(hMenu, 2);
 504     hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
 505     hCPUHistoryMenu = GetSubMenu(hViewMenu, 7);
 506
 507     // Check or uncheck the always on top menu item
 508     if (TaskManagerSettings.AlwaysOnTop) {
 509         CheckMenuItem(hEditMenu, ID_OPTIONS_ALWAYSONTOP, MF_BYCOMMAND|MF_CHECKED);
 510         SetWindowPos(hWnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
 511     } else {
 512         CheckMenuItem(hEditMenu, ID_OPTIONS_ALWAYSONTOP, MF_BYCOMMAND|MF_UNCHECKED);
 513         SetWindowPos(hWnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
 514     }
 515
 516     // Check or uncheck the minimize on use menu item
 517     if (TaskManagerSettings.MinimizeOnUse)
 518         CheckMenuItem(hEditMenu, ID_OPTIONS_MINIMIZEONUSE, MF_BYCOMMAND|MF_CHECKED);
 519     else
 520         CheckMenuItem(hEditMenu, ID_OPTIONS_MINIMIZEONUSE, MF_BYCOMMAND|MF_UNCHECKED);
 521
 522     // Check or uncheck the hide when minimized menu item
 523     if (TaskManagerSettings.HideWhenMinimized)
 524         CheckMenuItem(hEditMenu, ID_OPTIONS_HIDEWHENMINIMIZED, MF_BYCOMMAND|MF_CHECKED);
 525     else
 526         CheckMenuItem(hEditMenu, ID_OPTIONS_HIDEWHENMINIMIZED, MF_BYCOMMAND|MF_UNCHECKED);
 527
 528     // Check or uncheck the show 16-bit tasks menu item
 529     if (TaskManagerSettings.Show16BitTasks)
 530         CheckMenuItem(hEditMenu, ID_OPTIONS_SHOW16BITTASKS, MF_BYCOMMAND|MF_CHECKED);
 531     else
 532         CheckMenuItem(hEditMenu, ID_OPTIONS_SHOW16BITTASKS, MF_BYCOMMAND|MF_UNCHECKED);
 533
 534     if (TaskManagerSettings.View_LargeIcons)
 535         CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_LARGE, MF_BYCOMMAND);
 536     else if (TaskManagerSettings.View_SmallIcons)
 537         CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_SMALL, MF_BYCOMMAND);
 538     else
 539         CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_DETAILS, MF_BYCOMMAND);
 540
 541     if (TaskManagerSettings.ShowKernelTimes)
 542         CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_CHECKED);
 543     else
 544         CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_UNCHECKED);
 545
 546     if (TaskManagerSettings.UpdateSpeed == 1)
 547         CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_HIGH, MF_BYCOMMAND);
 548     else if (TaskManagerSettings.UpdateSpeed == 2)
 549         CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_NORMAL, MF_BYCOMMAND);
 550     else if (TaskManagerSettings.UpdateSpeed == 4)
 551         CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_LOW, MF_BYCOMMAND);
 552     else
 553         CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_PAUSED, MF_BYCOMMAND);
 554
 555     if (TaskManagerSettings.CPUHistory_OneGraphPerCPU)
 556         CheckMenuRadioItem(hCPUHistoryMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, MF_BYCOMMAND);
 557     else
 558         CheckMenuRadioItem(hCPUHistoryMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHALL, MF_BYCOMMAND);
 559
 560     int     nActivePage = TaskManagerSettings.ActiveTabPage;
 561     TabCtrl_SetCurFocus/*Sel*/(hTabWnd, 0);
 562     TabCtrl_SetCurFocus/*Sel*/(hTabWnd, 1);
 563     TabCtrl_SetCurFocus/*Sel*/(hTabWnd, 2);
 564     TabCtrl_SetCurFocus/*Sel*/(hTabWnd, nActivePage);
 565
 566     if (TaskManagerSettings.UpdateSpeed == 0)
 567         KillTimer(hWnd, 1);
 568     else if (TaskManagerSettings.UpdateSpeed == 1)
 569     {
 570         KillTimer(hWnd, 1);
 571         SetTimer(hWnd, 1, 1000, NULL);
 572     }
 573     else if (TaskManagerSettings.UpdateSpeed == 2)
 574     {
 575         KillTimer(hWnd, 1);
 576         SetTimer(hWnd, 1, 2000, NULL);
 577     }
 578     else if (TaskManagerSettings.UpdateSpeed == 4)
 579     {
 580         KillTimer(hWnd, 1);
 581         SetTimer(hWnd, 1, 4000, NULL);
 582     }
 583
 584     //
 585     // Refresh the performance data
 586     // Sample it twice so we can establish
 587     // the delta values & cpu usage
 588     //
 589     PerfDataRefresh();
 590     PerfDataRefresh();
 591
 592     RefreshApplicationPage();
 593     RefreshProcessPage();
 594     RefreshPerformancePage();
 595
 596     TrayIcon_ShellAddTrayIcon();
 597
 598     return TRUE;
 599 }
 600
 601 // OnMove()
 602 // This function handles all the moving events for the application
 603 // It moves every child window that needs moving
 604 void OnMove( UINT nType, int cx, int cy )
 605 {
 606 #if 0
 607     RECT    rc;
 608
 609     nOldStartX = cx;
 610     nOldStartY = cy;
 611
 612     GetWindowRect(hTabWnd, &rc);
 613     rc.left += 2;//nOldStartX;
 614     rc.top += 2;//nOldStartY;
 615     rc.right -= 4;
 616     rc.bottom -= 4;
 617     SetWindowPos(hApplicationPage, NULL, rc.left, rc.top, rc.right, rc.bottom, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 618     SetWindowPos(hProcessPage, NULL, rc.left, rc.top, rc.right, rc.bottom, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 619     SetWindowPos(hPerformancePage, NULL, rc.left, rc.top, rc.right, rc.bottom, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 620 #endif
 621 }
 622
 623 // OnSize()
 624 // This function handles all the sizing events for the application
 625 // It re-sizes every window, and child window that needs re-sizing
 626 void OnSize( UINT nType, int cx, int cy )
 627 {
 628     int     nParts[3];
 629     int     nXDifference;
 630     int     nYDifference;
 631     RECT    rc;
 632
 633     if (nType == SIZE_MINIMIZED)
 634         return;
 635
 636     nXDifference = cx - nOldWidth;
 637     nYDifference = cy - nOldHeight;
 638     nOldWidth = cx;
 639     nOldHeight = cy;
 640
 641     // Update the status bar size
 642     GetWindowRect(hStatusWnd, &rc);
 643     SendMessage(hStatusWnd, WM_SIZE, nType, MAKELPARAM(cx, cy + (rc.bottom - rc.top)));
 644
 645     // Update the status bar pane sizes
 646     nParts[0] = bInMenuLoop ? -1 : 100;
 647     nParts[1] = 210;
 648     nParts[2] = cx;
 649     SendMessage(hStatusWnd, SB_SETPARTS, bInMenuLoop ? 1 : 3, (long)nParts);
 650
 651     // Resize the tab control
 652     GetWindowRect(hTabWnd, &rc);
 653     cx = (rc.right - rc.left) + nXDifference;
 654     cy = (rc.bottom - rc.top) + nYDifference;
 655     SetWindowPos(hTabWnd, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 656
 657     // Resize the application page
 658     GetWindowRect(hApplicationPage, &rc);
 659     cx = (rc.right - rc.left) + nXDifference;
 660     cy = (rc.bottom - rc.top) + nYDifference;
 661     SetWindowPos(hApplicationPage, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 662
 663     // Resize the process page
 664     GetWindowRect(hProcessPage, &rc);
 665     cx = (rc.right - rc.left) + nXDifference;
 666     cy = (rc.bottom - rc.top) + nYDifference;
 667     SetWindowPos(hProcessPage, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 668
 669     // Resize the performance page
 670     GetWindowRect(hPerformancePage, &rc);
 671     cx = (rc.right - rc.left) + nXDifference;
 672     cy = (rc.bottom - rc.top) + nYDifference;
 673     SetWindowPos(hPerformancePage, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
 674
 675 }
 676
 677 void LoadSettings(void)
 678 {
 679     HKEY    hKey;
 680     char    szSubKey[] = "Software\\ReactWare\\TaskManager";
 681     int     i;
 682     DWORD   dwSize;
 683
 684     // Window size & position settings
 685     TaskManagerSettings.Maximized = FALSE;
 686     TaskManagerSettings.Left = 0;
 687     TaskManagerSettings.Top = 0;
 688     TaskManagerSettings.Right = 0;
 689     TaskManagerSettings.Bottom = 0;
 690
 691     // Tab settings
 692     TaskManagerSettings.ActiveTabPage = 0;
 693
 694     // Options menu settings
 695     TaskManagerSettings.AlwaysOnTop = FALSE;
 696     TaskManagerSettings.MinimizeOnUse = TRUE;
 697     TaskManagerSettings.HideWhenMinimized = TRUE;
 698     TaskManagerSettings.Show16BitTasks = TRUE;
 699
 700     // Update speed settings
 701     TaskManagerSettings.UpdateSpeed = 2;
 702
 703     // Applications page settings
 704     TaskManagerSettings.View_LargeIcons = FALSE;
 705     TaskManagerSettings.View_SmallIcons = FALSE;
 706     TaskManagerSettings.View_Details = TRUE;
 707
 708     // Processes page settings
 709     TaskManagerSettings.ShowProcessesFromAllUsers = FALSE; // Server-only?
 710     TaskManagerSettings.Column_ImageName = TRUE;
 711     TaskManagerSettings.Column_PID = TRUE;
 712     TaskManagerSettings.Column_CPUUsage = TRUE;
 713     TaskManagerSettings.Column_CPUTime = TRUE;
 714     TaskManagerSettings.Column_MemoryUsage = TRUE;
 715     TaskManagerSettings.Column_MemoryUsageDelta = FALSE;
 716     TaskManagerSettings.Column_PeakMemoryUsage = FALSE;
 717     TaskManagerSettings.Column_PageFaults = FALSE;
 718     TaskManagerSettings.Column_USERObjects = FALSE;
 719     TaskManagerSettings.Column_IOReads = FALSE;
 720     TaskManagerSettings.Column_IOReadBytes = FALSE;
 721     TaskManagerSettings.Column_SessionID = FALSE; // Server-only?
 722     TaskManagerSettings.Column_UserName = FALSE; // Server-only?
 723     TaskManagerSettings.Column_PageFaultsDelta = FALSE;
 724     TaskManagerSettings.Column_VirtualMemorySize = FALSE;
 725     TaskManagerSettings.Column_PagedPool = FALSE;
 726     TaskManagerSettings.Column_NonPagedPool = FALSE;
 727     TaskManagerSettings.Column_BasePriority = FALSE;
 728     TaskManagerSettings.Column_HandleCount = FALSE;
 729     TaskManagerSettings.Column_ThreadCount = FALSE;
 730     TaskManagerSettings.Column_GDIObjects = FALSE;
 731     TaskManagerSettings.Column_IOWrites = FALSE;
 732     TaskManagerSettings.Column_IOWriteBytes = FALSE;
 733     TaskManagerSettings.Column_IOOther = FALSE;
 734     TaskManagerSettings.Column_IOOtherBytes = FALSE;
 735
 736     for (i = 0; i < 25; i++) {
 737         TaskManagerSettings.ColumnOrderArray[i] = i;
 738     }
 739     TaskManagerSettings.ColumnSizeArray[0] = 105;
 740     TaskManagerSettings.ColumnSizeArray[1] = 50;
 741     TaskManagerSettings.ColumnSizeArray[2] = 107;
 742     TaskManagerSettings.ColumnSizeArray[3] = 70;
 743     TaskManagerSettings.ColumnSizeArray[4] = 35;
 744     TaskManagerSettings.ColumnSizeArray[5] = 70;
 745     TaskManagerSettings.ColumnSizeArray[6] = 70;
 746     TaskManagerSettings.ColumnSizeArray[7] = 100;
 747     TaskManagerSettings.ColumnSizeArray[8] = 70;
 748     TaskManagerSettings.ColumnSizeArray[9] = 70;
 749     TaskManagerSettings.ColumnSizeArray[10] = 70;
 750     TaskManagerSettings.ColumnSizeArray[11] = 70;
 751     TaskManagerSettings.ColumnSizeArray[12] = 70;
 752     TaskManagerSettings.ColumnSizeArray[13] = 70;
 753     TaskManagerSettings.ColumnSizeArray[14] = 60;
 754     TaskManagerSettings.ColumnSizeArray[15] = 60;
 755     TaskManagerSettings.ColumnSizeArray[16] = 60;
 756     TaskManagerSettings.ColumnSizeArray[17] = 60;
 757     TaskManagerSettings.ColumnSizeArray[18] = 60;
 758     TaskManagerSettings.ColumnSizeArray[19] = 70;
 759     TaskManagerSettings.ColumnSizeArray[20] = 70;
 760     TaskManagerSettings.ColumnSizeArray[21] = 70;
 761     TaskManagerSettings.ColumnSizeArray[22] = 70;
 762     TaskManagerSettings.ColumnSizeArray[23] = 70;
 763     TaskManagerSettings.ColumnSizeArray[24] = 70;
 764
 765     TaskManagerSettings.SortColumn = 1;
 766     TaskManagerSettings.SortAscending = TRUE;
 767
 768     // Performance page settings
 769     TaskManagerSettings.CPUHistory_OneGraphPerCPU = TRUE;
 770     TaskManagerSettings.ShowKernelTimes = FALSE;
 771
 772     // Open the key
 773     if (RegOpenKeyEx(HKEY_CURRENT_USER, szSubKey, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
 774         return;
 775     // Read the settings
 776     dwSize = sizeof(TASKMANAGER_SETTINGS);
 777     RegQueryValueEx(hKey, "Preferences", NULL, NULL, (LPBYTE)&TaskManagerSettings, &dwSize);
 778
 779     // Close the key
 780     RegCloseKey(hKey);
 781 }
 782
 783 void SaveSettings(void)
 784 {
 785     HKEY hKey;
 786     char szSubKey1[] = "Software";
 787     char szSubKey2[] = "Software\\ReactWare";
 788     char szSubKey3[] = "Software\\ReactWare\\TaskManager";
 789
 790     // Open (or create) the key
 791     hKey = NULL;
 792     RegCreateKeyEx(HKEY_CURRENT_USER, szSubKey1, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
 793     RegCloseKey(hKey);
 794     hKey = NULL;
 795     RegCreateKeyEx(HKEY_CURRENT_USER, szSubKey2, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
 796     RegCloseKey(hKey);
 797     hKey = NULL;
 798     if (RegCreateKeyEx(HKEY_CURRENT_USER, szSubKey3, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL) != ERROR_SUCCESS)
 799         return;
 800     // Save the settings
 801     RegSetValueEx(hKey, "Preferences", 0, REG_BINARY, (LPBYTE)&TaskManagerSettings, sizeof(TASKMANAGER_SETTINGS));
 802     // Close the key
 803     RegCloseKey(hKey);
 804 }
 805
 806 void TaskManager_OnEnterMenuLoop(HWND hWnd)
 807 {
 808     int nParts;
 809
 810     // Update the status bar pane sizes
 811     nParts = -1;
 812     SendMessage(hStatusWnd, SB_SETPARTS, 1, (long)&nParts);
 813     bInMenuLoop = TRUE;
 814     SendMessage(hStatusWnd, SB_SETTEXT, (WPARAM)0, (LPARAM)_T(""));
 815 }
 816
 817 void TaskManager_OnExitMenuLoop(HWND hWnd)
 818 {
 819     RECT  rc;
 820     int   nParts[3];
 821     TCHAR text[260];
 822
 823     bInMenuLoop = FALSE;
 824     // Update the status bar pane sizes
 825     GetClientRect(hWnd, &rc);
 826     nParts[0] = 100;
 827     nParts[1] = 210;
 828     nParts[2] = rc.right;
 829     SendMessage(hStatusWnd, SB_SETPARTS, 3, (long)nParts);
 830     SendMessage(hStatusWnd, SB_SETTEXT, 0, (LPARAM)_T(""));
 831     wsprintf(text, _T("CPU Usage: %3d%%"), PerfDataGetProcessorUsage());
 832     SendMessage(hStatusWnd, SB_SETTEXT, 1, (LPARAM)text);
 833     wsprintf(text, _T("Processes: %d"), PerfDataGetProcessCount());
 834     SendMessage(hStatusWnd, SB_SETTEXT, 0, (LPARAM)text);
 835 }
 836
 837 void TaskManager_OnMenuSelect(HWND hWnd, UINT nItemID, UINT nFlags, HMENU hSysMenu)
 838 {
 839     TCHAR str[100];
 840
 841     strcpy(str, TEXT(""));
 842     if (LoadString(hInst, nItemID, str, 100)) {
 843         // load appropriate string
 844         LPTSTR lpsz = str;
 845         // first newline terminates actual string
 846         lpsz = _tcschr(lpsz, '\n');
 847         if (lpsz != NULL)
 848             *lpsz = '\0';
 849     }
 850     SendMessage(hStatusWnd, SB_SETTEXT, 0, (LPARAM)str);
 851 }
 852
 853 void TaskManager_OnViewUpdateSpeedHigh(void)
 854 {
 855     HMENU hMenu;
 856     HMENU hViewMenu;
 857     HMENU hUpdateSpeedMenu;
 858
 859     hMenu = GetMenu(hMainWnd);
 860     hViewMenu = GetSubMenu(hMenu, 2);
 861     hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
 862
 863     TaskManagerSettings.UpdateSpeed = 1;
 864     CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_HIGH, MF_BYCOMMAND);
 865
 866     KillTimer(hMainWnd, 1);
 867     SetTimer(hMainWnd, 1, 1000, NULL);
 868 }
 869
 870 void TaskManager_OnViewUpdateSpeedNormal(void)
 871 {
 872     HMENU hMenu;
 873     HMENU hViewMenu;
 874     HMENU hUpdateSpeedMenu;
 875
 876     hMenu = GetMenu(hMainWnd);
 877     hViewMenu = GetSubMenu(hMenu, 2);
 878     hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
 879
 880     TaskManagerSettings.UpdateSpeed = 2;
 881     CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_NORMAL, MF_BYCOMMAND);
 882
 883     KillTimer(hMainWnd, 1);
 884     SetTimer(hMainWnd, 1, 2000, NULL);
 885 }
 886
 887 void TaskManager_OnViewUpdateSpeedLow(void)
 888 {
 889     HMENU hMenu;
 890     HMENU hViewMenu;
 891     HMENU hUpdateSpeedMenu;
 892
 893     hMenu = GetMenu(hMainWnd);
 894     hViewMenu = GetSubMenu(hMenu, 2);
 895     hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
 896
 897     TaskManagerSettings.UpdateSpeed = 4;
 898     CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_LOW, MF_BYCOMMAND);
 899
 900     KillTimer(hMainWnd, 1);
 901     SetTimer(hMainWnd, 1, 4000, NULL);
 902 }
 903
 904 void TaskManager_OnViewRefresh(void)
 905 {
 906     PostMessage(hMainWnd, WM_TIMER, 0, 0);
 907 }
 908
 909 void TaskManager_OnViewUpdateSpeedPaused(void)
 910 {
 911     HMENU hMenu;
 912     HMENU hViewMenu;
 913     HMENU hUpdateSpeedMenu;
 914
 915     hMenu = GetMenu(hMainWnd);
 916     hViewMenu = GetSubMenu(hMenu, 2);
 917     hUpdateSpeedMenu = GetSubMenu(hViewMenu, 1);
 918     TaskManagerSettings.UpdateSpeed = 0;
 919     CheckMenuRadioItem(hUpdateSpeedMenu, ID_VIEW_UPDATESPEED_HIGH, ID_VIEW_UPDATESPEED_PAUSED, ID_VIEW_UPDATESPEED_PAUSED, MF_BYCOMMAND);
 920     KillTimer(hMainWnd, 1);
 921 }
 922
 923 void TaskManager_OnTabWndSelChange(void)
 924 {
 925     int   i;
 926     HMENU hMenu;
 927     HMENU hOptionsMenu;
 928     HMENU hViewMenu;
 929     HMENU hSubMenu;
 930
 931     hMenu = GetMenu(hMainWnd);
 932     hViewMenu = GetSubMenu(hMenu, 2);
 933     hOptionsMenu = GetSubMenu(hMenu, 1);
 934     TaskManagerSettings.ActiveTabPage = TabCtrl_GetCurSel(hTabWnd);
 935     for (i = GetMenuItemCount(hViewMenu) - 1; i > 2; i--) {
 936         hSubMenu = GetSubMenu(hViewMenu, i);
 937         if (hSubMenu)
 938             DestroyMenu(hSubMenu);
 939         RemoveMenu(hViewMenu, i, MF_BYPOSITION);
 940     }
 941     RemoveMenu(hOptionsMenu, 3, MF_BYPOSITION);
 942     switch (TaskManagerSettings.ActiveTabPage) {
 943     case 0:
 944         ShowWindow(hApplicationPage, SW_SHOW);
 945         ShowWindow(hProcessPage, SW_HIDE);
 946         ShowWindow(hPerformancePage, SW_HIDE);
 947         BringWindowToTop(hApplicationPage);
 948         AppendMenu(hViewMenu, MF_STRING, ID_VIEW_LARGE, "Lar&ge Icons");
 949         AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SMALL, "S&mall Icons");
 950         AppendMenu(hViewMenu, MF_STRING, ID_VIEW_DETAILS, "&Details");
 951
 952         if (GetMenuItemCount(hMenu) <= 4) {
 953             hSubMenu = LoadMenu(hInst, MAKEINTRESOURCE(IDR_WINDOWSMENU));
 954             InsertMenu(hMenu, 3, MF_BYPOSITION|MF_POPUP, (UINT)hSubMenu, "&Windows");
 955             DrawMenuBar(hMainWnd);
 956         }
 957         if (TaskManagerSettings.View_LargeIcons)
 958             CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_LARGE, MF_BYCOMMAND);
 959         else if (TaskManagerSettings.View_SmallIcons)
 960             CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_SMALL, MF_BYCOMMAND);
 961         else
 962             CheckMenuRadioItem(hViewMenu, ID_VIEW_LARGE, ID_VIEW_DETAILS, ID_VIEW_DETAILS, MF_BYCOMMAND);
 963         //
 964         // Give the application list control focus
 965         //
 966         SetFocus(hApplicationPageListCtrl);
 967         break;
 968
 969     case 1:
 970         ShowWindow(hApplicationPage, SW_HIDE);
 971         ShowWindow(hProcessPage, SW_SHOW);
 972         ShowWindow(hPerformancePage, SW_HIDE);
 973         BringWindowToTop(hProcessPage);
 974         AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SELECTCOLUMNS, "&Select Columns...");
 975         AppendMenu(hOptionsMenu, MF_STRING, ID_OPTIONS_SHOW16BITTASKS, "&Show 16-bit tasks");
 976         if (TaskManagerSettings.Show16BitTasks)
 977             CheckMenuItem(hOptionsMenu, ID_OPTIONS_SHOW16BITTASKS, MF_BYCOMMAND|MF_CHECKED);
 978         if (GetMenuItemCount(hMenu) > 4)
 979         {
 980             RemoveMenu(hMenu, 3, MF_BYPOSITION);
 981             DrawMenuBar(hMainWnd);
 982         }
 983         //
 984         // Give the process list control focus
 985         //
 986         SetFocus(hProcessPageListCtrl);
 987         break;
 988
 989     case 2:
 990         ShowWindow(hApplicationPage, SW_HIDE);
 991         ShowWindow(hProcessPage, SW_HIDE);
 992         ShowWindow(hPerformancePage, SW_SHOW);
 993         BringWindowToTop(hPerformancePage);
 994         if (GetMenuItemCount(hMenu) > 4) {
 995             RemoveMenu(hMenu, 3, MF_BYPOSITION);
 996             DrawMenuBar(hMainWnd);
 997         }
 998         hSubMenu = CreatePopupMenu();
 999         AppendMenu(hSubMenu, MF_STRING, ID_VIEW_CPUHISTORY_ONEGRAPHALL, "&One Graph, All CPUs");
1000         AppendMenu(hSubMenu, MF_STRING, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, "One Graph &Per CPU");
1001         AppendMenu(hViewMenu, MF_STRING|MF_POPUP, (UINT)hSubMenu, "&CPU History");
1002         AppendMenu(hViewMenu, MF_STRING, ID_VIEW_SHOWKERNELTIMES, "&Show Kernel Times");
1003         if (TaskManagerSettings.ShowKernelTimes)
1004             CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_CHECKED);
1005         else
1006             CheckMenuItem(hViewMenu, ID_VIEW_SHOWKERNELTIMES, MF_BYCOMMAND|MF_UNCHECKED);
1007         if (TaskManagerSettings.CPUHistory_OneGraphPerCPU)
1008             CheckMenuRadioItem(hSubMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, MF_BYCOMMAND);
1009         else
1010             CheckMenuRadioItem(hSubMenu, ID_VIEW_CPUHISTORY_ONEGRAPHALL, ID_VIEW_CPUHISTORY_ONEGRAPHPERCPU, ID_VIEW_CPUHISTORY_ONEGRAPHALL, MF_BYCOMMAND);
1011         //
1012         // Give the tab control focus
1013         //
1014         SetFocus(hTabWnd);
1015         break;
1016     }
1017 }
1018
1019 LPTSTR GetLastErrorText( LPTSTR lpszBuf, DWORD dwSize )
1020 {
1021     DWORD  dwRet;
1022     LPTSTR lpszTemp = NULL;
1023
1024     dwRet = FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |FORMAT_MESSAGE_ARGUMENT_ARRAY,
1025                            NULL,
1026                            GetLastError(),
1027                            LANG_NEUTRAL,
1028                            (LPTSTR)&lpszTemp,
1029                            0,
1030                            NULL );
1031
1032     // supplied buffer is not long enough
1033     if (!dwRet || ( (long)dwSize < (long)dwRet+14 )) {
1034         lpszBuf[0] = TEXT('\0');
1035     } else {
1036         lpszTemp[lstrlen(lpszTemp)-2] = TEXT('\0');  //remove cr and newline character
1037         _stprintf( lpszBuf, TEXT("%s (0x%x)"), lpszTemp, GetLastError() );
1038     }
1039     if (lpszTemp) {
1040         LocalFree((HLOCAL)lpszTemp);
1041     }
1042     return lpszBuf;
1043 }