affinity.c

来自「一个类似windows」· C语言 代码 · 共 343 行 · 第 1/2 页

/*
 *  ReactOS Task Manager
 *
 *  affinity.cpp
 *
 *  Copyright (C) 1999 - 2001  Brian Palmer  <[e-mail]>
 *                2005         Klemens Friedl <[e-mail]>
 *
 * 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
 */

#include <precomp.h>

HANDLE        hProcessAffinityHandle;
TCHAR         szTemp[256];
TCHAR         szTempA[256];

INT_PTR CALLBACK AffinityDialogWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);

void ProcessPage_OnSetAffinity(void)
{
    LV_ITEM          lvitem;
    ULONG            Index;
    DWORD            dwProcessId;
    TCHAR            strErrorText[260];

    for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++) {
        memset(&lvitem, 0, sizeof(LV_ITEM));
        lvitem.mask = LVIF_STATE;
        lvitem.stateMask = LVIS_SELECTED;
        lvitem.iItem = Index;
        (void)ListView_GetItem(hProcessPageListCtrl, &lvitem);
        if (lvitem.state & LVIS_SELECTED)
            break;
    }
    dwProcessId = PerfDataGetProcessId(Index);
    if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
        return;
    hProcessAffinityHandle = OpenProcess(PROCESS_QUERY_INFORMATION|PROCESS_SET_INFORMATION, FALSE, dwProcessId);
    if (!hProcessAffinityHandle) {
        GetLastErrorText(strErrorText, 260);
        LoadString(hInst, IDS_MSG_ACCESSPROCESSAFF, szTemp, 256);
        MessageBox(hMainWnd, strErrorText, szTemp, MB_OK|MB_ICONSTOP);
        return;
    }
    DialogBox(hInst, MAKEINTRESOURCE(IDD_AFFINITY_DIALOG), hMainWnd, AffinityDialogWndProc);
    if (hProcessAffinityHandle)    {
        CloseHandle(hProcessAffinityHandle);
        hProcessAffinityHandle = NULL;
    }
}

INT_PTR CALLBACK
AffinityDialogWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    DWORD    dwProcessAffinityMask = 0;
    DWORD    dwSystemAffinityMask = 0;
    TCHAR    strErrorText[260];

    switch (message) {
    case WM_INITDIALOG:

        /*
         * Get the current affinity mask for the process and
         * the number of CPUs present in the system
         */
        if (!GetProcessAffinityMask(hProcessAffinityHandle, &dwProcessAffinityMask, &dwSystemAffinityMask))    {
            GetLastErrorText(strErrorText, 260);
            EndDialog(hDlg, 0);
            LoadString(hInst, IDS_MSG_ACCESSPROCESSAFF, szTemp, 256);
            MessageBox(hMainWnd, strErrorText, szTemp, MB_OK|MB_ICONSTOP);
        }

        /*
         * Enable a checkbox for each processor present in the system
         */
        if (dwSystemAffinityMask & 0x00000001)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU0), TRUE);
        if (dwSystemAffinityMask & 0x00000002)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU1), TRUE);
        if (dwSystemAffinityMask & 0x00000004)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU2), TRUE);
        if (dwSystemAffinityMask & 0x00000008)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU3), TRUE);
        if (dwSystemAffinityMask & 0x00000010)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU4), TRUE);
        if (dwSystemAffinityMask & 0x00000020)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU5), TRUE);
        if (dwSystemAffinityMask & 0x00000040)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU6), TRUE);
        if (dwSystemAffinityMask & 0x00000080)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU7), TRUE);
        if (dwSystemAffinityMask & 0x00000100)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU8), TRUE);
        if (dwSystemAffinityMask & 0x00000200)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU9), TRUE);
        if (dwSystemAffinityMask & 0x00000400)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU10), TRUE);
        if (dwSystemAffinityMask & 0x00000800)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU11), TRUE);
        if (dwSystemAffinityMask & 0x00001000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU12), TRUE);
        if (dwSystemAffinityMask & 0x00002000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU13), TRUE);
        if (dwSystemAffinityMask & 0x00004000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU14), TRUE);
        if (dwSystemAffinityMask & 0x00008000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU15), TRUE);
        if (dwSystemAffinityMask & 0x00010000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU16), TRUE);
        if (dwSystemAffinityMask & 0x00020000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU17), TRUE);
        if (dwSystemAffinityMask & 0x00040000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU18), TRUE);
        if (dwSystemAffinityMask & 0x00080000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU19), TRUE);
        if (dwSystemAffinityMask & 0x00100000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU20), TRUE);
        if (dwSystemAffinityMask & 0x00200000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU21), TRUE);
        if (dwSystemAffinityMask & 0x00400000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU22), TRUE);
        if (dwSystemAffinityMask & 0x00800000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU23), TRUE);
        if (dwSystemAffinityMask & 0x01000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU24), TRUE);
        if (dwSystemAffinityMask & 0x02000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU25), TRUE);
        if (dwSystemAffinityMask & 0x04000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU26), TRUE);
        if (dwSystemAffinityMask & 0x08000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU27), TRUE);
        if (dwSystemAffinityMask & 0x10000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU28), TRUE);
        if (dwSystemAffinityMask & 0x20000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU29), TRUE);
        if (dwSystemAffinityMask & 0x40000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU30), TRUE);
        if (dwSystemAffinityMask & 0x80000000)
            EnableWindow(GetDlgItem(hDlg, IDC_CPU31), TRUE);


        /*
         * Check each checkbox that the current process
         * has affinity with
         */
        if (dwProcessAffinityMask & 0x00000001)
            SendMessage(GetDlgItem(hDlg, IDC_CPU0), BM_SETCHECK, BST_CHECKED, 0);
        if (dwProcessAffinityMask & 0x00000002)
            SendMessage(GetDlgItem(hDlg, IDC_CPU1), BM_SETCHECK, BST_CHECKED, 0);
        if (dwProcessAffinityMask & 0x00000004)
            SendMessage(GetDlgItem(hDlg, IDC_CPU2), BM_SETCHECK, BST_CHECKED, 0);
        if (dwProcessAffinityMask & 0x00000008)
            SendMessage(GetDlgItem(hDlg, IDC_CPU3), BM_SETCHECK, BST_CHECKED, 0);
        if (dwProcessAffinityMask & 0x00000010)
            SendMessage(GetDlgItem(hDlg, IDC_CPU4), BM_SETCHECK, BST_CHECKED, 0);
        if (dwProcessAffinityMask & 0x00000020)
            SendMessage(GetDlgItem(hDlg, IDC_CPU5), BM_SETCHECK, BST_CHECKED, 0);
        if (dwProcessAffinityMask & 0x00000040)
            SendMessage(GetDlgItem(hDlg, IDC_CPU6), BM_SETCHECK, BST_CHECKED, 0);