[TASKMGR] Processes page: Add "Properties" and "Open File Location" context menu items (#4323)

Signed-off-by: Thamatip Chitpong <tangaming123456@outlook.com>
Reviewed-by: Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
Reviewed-by: Hermès Bélusca-Maïto <hermes.belusca-maito@reactos.org>
Reviewed-by: Joachim Henze <joachim.henze@reactos.org>
Reviewed-by: Mark Jansen <mark.jansen@reactos.org>

base/applications/taskmgr/lang/bg-BG.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Ниско", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Установяване на с&родство...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/cs-CZ.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "Ní&zká", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Nastavit &afinitu...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/da-DK.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Lav", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Sæt &Affinitet...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/de-DE.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "N&iedrig", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "&Zugehörigkeit festlegen...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Eigenschaften", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "Übergeordneten Ordner ö&ffnen", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/el-GR.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Low", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Set &Affinity...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/en-US.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Low", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Set &Affinity...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/es-ES.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Baja", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Establecer &afinidad...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/et-EE.rc

@@ -142,6 +142,9 @@ BEGIN
             MENUITEM "&Madal", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Määra &ühtivus...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/fr-FR.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Basse", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Définir l'&affinité...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/he-IL.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&נמוכה", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "הגדרת &קירבה", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/hu-HU.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "A&lacsony", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "&Processzorok használata...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/id-ID.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Rendah", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Setel &Afinitas...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/it-IT.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Bassa", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Definisci &Affinità...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/ja-JP.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "低(&L)", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "関係の設定(&A)...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/ko-KR.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "낮음(&L)", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "선호도 설정(&A)", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/nl-NL.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Laag", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "&Affiniteit instellen...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/no-NO.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Lav", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Sett &tiltrekning ...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/pl-PL.rc

@@ -143,6 +143,9 @@ BEGIN
             MENUITEM "N&iski", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Ustaw &koligację...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/pt-BR.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Baixa", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Definir &afinidade...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/pt-PT.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Baixa", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Definir &afinidade...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/ro-RO.rc

@@ -141,6 +141,9 @@ BEGIN
             MENUITEM "Prioritate &minimă", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "A&finitate…", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/ru-RU.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Низкий", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Задать &соответствие...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/sk-SK.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "Níz&ka", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Nastaviť &afinitu...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/sq-AL.rc

@@ -139,6 +139,9 @@ BEGIN
             MENUITEM "Poshte", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Vendos prirje...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/sv-SE.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Låg", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "Välj &källa (FIXME)...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/tr-TR.rc

@@ -137,6 +137,9 @@ BEGIN
             MENUITEM "&Düşük", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "İ&lişkiyi Ayarla...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/uk-UA.rc

@@ -135,6 +135,9 @@ BEGIN
             MENUITEM "&Низький", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "У&становити відповідність...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/zh-CN.rc

@@ -142,6 +142,9 @@ BEGIN
             MENUITEM "低(&L)", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "关系设置(&A)...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/zh-HK.rc

@@ -143,6 +143,9 @@ BEGIN
             MENUITEM "低(&L)", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "親和性設定(&A)...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/lang/zh-TW.rc

@@ -143,6 +143,9 @@ BEGIN
             MENUITEM "低(&L)", ID_PROCESS_PAGE_SETPRIORITY_LOW
         END
         MENUITEM "親和性設定(&A)...", ID_PROCESS_PAGE_SETAFFINITY
+        MENUITEM SEPARATOR
+        MENUITEM "&Properties", ID_PROCESS_PAGE_PROPERTIES
+        MENUITEM "&Open File Location", ID_PROCESS_PAGE_OPENFILELOCATION
     END
 END
 

base/applications/taskmgr/procpage.c

@@ -5,6 +5,7 @@
  *
  *  Copyright (C) 1999 - 2001  Brian Palmer  <brianp@reactos.org>
  *  Copyright (C) 2009         Maxime Vernier <maxime.vernier@gmail.com>
+ *  Copyright (C) 2022         Thamatip Chitpong <tangaming123456@outlook.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -25,6 +26,10 @@
 
 #include "proclist.h"
 
+#include <strsafe.h>
+
+#include <ndk/psfuncs.h>
+
 #define CMP(x1, x2)\
     (x1 < x2 ? -1 : (x1 > x2 ? 1 : 0))
 
@@ -931,3 +936,283 @@ int CALLBACK ProcessPageCompareFunc(LPARAM lParam1, LPARAM lParam2, LPARAM lPara
     }
     return ret;
 }
+
+static BOOL DevicePathToDosPath(LPWSTR lpPath, DWORD dwSize)
+{
+    WCHAR cDrive;
+
+    /* Check if lpPath is a device path */
+    if (_wcsnicmp(lpPath, L"\\Device\\", 8) != 0)
+    {
+        return FALSE;
+    }
+
+    for (cDrive = L'A'; cDrive <= L'Z'; cDrive++)
+    {
+        WCHAR szDrive[3];
+        WCHAR szDevPath[MAX_PATH];
+
+        szDrive[0] = cDrive;
+        szDrive[1] = L':';
+        szDrive[2] = UNICODE_NULL;
+
+        if (QueryDosDeviceW(szDrive, szDevPath, _countof(szDevPath)) != 0)
+        {
+            size_t len = wcslen(szDevPath);
+
+            if (_wcsnicmp(lpPath, szDevPath, len) == 0)
+            {
+                StringCbPrintfW(lpPath, dwSize, L"%s%s", szDrive, lpPath + len);
+                
+                return TRUE;
+            }
+        }
+    }
+
+    return FALSE;
+}
+
+static DWORD GetProcessExecutablePath(HANDLE hProcess, LPWSTR lpExePath, DWORD dwLength)
+{
+    BYTE StaticBuffer[sizeof(UNICODE_STRING) + (MAX_PATH * sizeof(WCHAR))];
+    PVOID DynamicBuffer = NULL;
+    PUNICODE_STRING ImagePath = NULL;
+    LPWSTR pszExePath = NULL;
+    ULONG SizeNeeded;
+    NTSTATUS Status;
+    DWORD dwRet = 0;
+
+    Status = NtQueryInformationProcess(hProcess,
+                                       ProcessImageFileName,
+                                       StaticBuffer,
+                                       sizeof(StaticBuffer) - sizeof(WCHAR),
+                                       &SizeNeeded);
+
+    if (Status == STATUS_INFO_LENGTH_MISMATCH)
+    {
+        DynamicBuffer = HeapAlloc(GetProcessHeap(), 0, SizeNeeded + sizeof(WCHAR));
+
+        if (!DynamicBuffer)
+        {
+            return 0;
+        }
+
+        Status = NtQueryInformationProcess(hProcess,
+                                           ProcessImageFileName,
+                                           DynamicBuffer,
+                                           SizeNeeded,
+                                           &SizeNeeded);
+
+        ImagePath = (PUNICODE_STRING)DynamicBuffer;
+    }
+    else
+    {
+        ImagePath = (PUNICODE_STRING)StaticBuffer;
+    }
+
+    if (!NT_SUCCESS(Status))
+    {
+        goto Cleanup;
+    }
+
+    pszExePath = HeapAlloc(GetProcessHeap(), 0, ImagePath->Length + sizeof(WCHAR));
+
+    if (!pszExePath)
+    {
+        goto Cleanup;
+    }
+
+    StringCbCopyNW(pszExePath, ImagePath->Length + sizeof(WCHAR), ImagePath->Buffer, ImagePath->Length);
+
+    if (!DevicePathToDosPath(pszExePath, ImagePath->Length + sizeof(WCHAR)))
+    {
+        goto Cleanup;
+    }
+
+    dwRet = wcslen(pszExePath) + 1;
+
+    if (dwLength >= dwRet)
+    {
+        StringCchCopyW(lpExePath, dwLength, pszExePath);
+
+        dwRet -= 1;
+    }
+
+Cleanup:
+
+    if (pszExePath)
+    {
+        HeapFree(GetProcessHeap(), 0, pszExePath);
+    }
+
+    if (DynamicBuffer)
+    {
+        HeapFree(GetProcessHeap(), 0, DynamicBuffer);
+    }
+
+    return dwRet;
+}
+
+static DWORD GetProcessExecutablePathById(DWORD dwProcessId, LPWSTR lpExePath, DWORD dwLength)
+{
+    DWORD dwRet = 0;
+
+    if (dwProcessId == 0)
+    {
+        return 0;
+    }
+    
+    /* PID = 4 or "System" */
+    if (dwProcessId == 4)
+    {
+        static const WCHAR szKernelExe[] = L"\\ntoskrnl.exe";
+        WCHAR szSystemDir[MAX_PATH];
+        UINT uLength;
+
+        uLength = GetSystemDirectoryW(szSystemDir, _countof(szSystemDir));
+
+        if (uLength != 0)
+        {
+            dwRet = uLength + _countof(szKernelExe);
+
+            if (dwLength >= dwRet)
+            {
+                StringCchPrintfW(lpExePath, dwLength, L"%s%s", szSystemDir, szKernelExe);
+
+                dwRet -= 1;
+            }
+        }
+    }
+    else
+    {
+        HANDLE hProcess;
+
+        hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, dwProcessId);
+
+        if (hProcess)
+        {
+            dwRet = GetProcessExecutablePath(hProcess, lpExePath, dwLength);
+
+            CloseHandle(hProcess);
+        }
+    }
+
+    return dwRet;
+}
+
+void ProcessPage_OnProperties(void)
+{
+    DWORD dwProcessId;
+    WCHAR szPath[MAX_PATH];
+    LPWSTR pszPath = NULL;
+    LPWSTR pszExePath = NULL;
+    DWORD dwLength;
+    SHELLEXECUTEINFOW info = { 0 };
+
+    dwProcessId = GetSelectedProcessId();
+    dwLength = GetProcessExecutablePathById(dwProcessId, szPath, _countof(szPath));
+
+    if (dwLength == 0)
+    {
+        return;
+    }
+    else if (dwLength > _countof(szPath))
+    {
+        pszPath = HeapAlloc(GetProcessHeap(), 0, dwLength * sizeof(WCHAR));
+
+        if (!pszPath)
+        {
+            return;
+        }
+
+        if (GetProcessExecutablePathById(dwProcessId, pszPath, dwLength) == 0)
+        {
+            goto Cleanup;
+        }
+
+        pszExePath = pszPath;
+    }
+    else
+    {
+        pszExePath = szPath;
+    }
+
+    info.cbSize = sizeof(SHELLEXECUTEINFOW);
+    info.fMask = SEE_MASK_INVOKEIDLIST;
+    info.hwnd = NULL;
+    info.lpVerb = L"properties";
+    info.lpFile = pszExePath;
+    info.lpParameters = L"";
+    info.lpDirectory = NULL;
+    info.nShow = SW_SHOW;
+    info.hInstApp = NULL;
+
+    ShellExecuteExW(&info);
+
+Cleanup:
+
+    if (pszPath)
+    {
+        HeapFree(GetProcessHeap(), 0, pszPath);
+    }
+}
+
+void ProcessPage_OnOpenFileLocation(void)
+{
+    DWORD dwProcessId;
+    WCHAR szPath[MAX_PATH];
+    LPWSTR pszPath = NULL;
+    LPWSTR pszExePath = NULL;
+    LPWSTR pszCmdLine = NULL;
+    DWORD dwLength;
+
+    dwProcessId = GetSelectedProcessId();
+    dwLength = GetProcessExecutablePathById(dwProcessId, szPath, _countof(szPath));
+
+    if (dwLength == 0)
+    {
+        return;
+    }
+    else if (dwLength > _countof(szPath))
+    {
+        pszPath = HeapAlloc(GetProcessHeap(), 0, dwLength * sizeof(WCHAR));
+
+        if (!pszPath)
+        {
+            return;
+        }
+
+        if (GetProcessExecutablePathById(dwProcessId, pszPath, dwLength) == 0)
+        {
+            goto Cleanup;
+        }
+
+        pszExePath = pszPath;
+    }
+    else
+    {
+        pszExePath = szPath;
+        dwLength += 1;
+    }
+
+    pszCmdLine = HeapAlloc(GetProcessHeap(), 0, (dwLength + 10) * sizeof(WCHAR));
+
+    if (!pszCmdLine)
+    {
+        goto Cleanup;
+    }
+
+    StringCchPrintfW(pszCmdLine, dwLength + 10, L"/select,\"%s\"", pszExePath);
+
+    /* Open file explorer and select the exe file */
+    ShellExecuteW(NULL, L"open", L"explorer.exe", pszCmdLine, NULL, SW_SHOWNORMAL);
+
+    HeapFree(GetProcessHeap(), 0, pszCmdLine);
+
+Cleanup:
+
+    if (pszPath)
+    {
+        HeapFree(GetProcessHeap(), 0, pszPath);
+    }
+}

base/applications/taskmgr/procpage.h

@@ -31,3 +31,5 @@ extern	HWND		hProcessPageShowAllProcessesButton;	/* Process Show All Processes c
 INT_PTR CALLBACK	ProcessPageWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
 void				RefreshProcessPage(void);
 DWORD               GetSelectedProcessId(void);
+void                ProcessPage_OnProperties(void);
+void                ProcessPage_OnOpenFileLocation(void);

base/applications/taskmgr/resource.h

@@ -179,6 +179,8 @@
 #define ID_PROCESS_PAGE_SETPRIORITY_NORMAL      32812
 #define ID_PROCESS_PAGE_SETPRIORITY_BELOWNORMAL 32813
 #define ID_PROCESS_PAGE_SETPRIORITY_LOW         32814
+#define ID_PROCESS_PAGE_PROPERTIES              32825
+#define ID_PROCESS_PAGE_OPENFILELOCATION        32826
 
 #define ID_SHUTDOWN_STANDBY         32816
 #define ID_SHUTDOWN_HIBERNATE       32817

base/applications/taskmgr/taskmgr.c

@@ -324,6 +324,12 @@ TaskManagerWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
         case ID_PROCESS_PAGE_SETPRIORITY_LOW:
             DoSetPriority(IDLE_PRIORITY_CLASS);
             break;
+        case ID_PROCESS_PAGE_PROPERTIES:
+            ProcessPage_OnProperties();
+            break;
+        case ID_PROCESS_PAGE_OPENFILELOCATION:
+            ProcessPage_OnOpenFileLocation();
+            break;
 
 /* ShutDown items */
         case ID_SHUTDOWN_STANDBY: