[SHELL32][BROWSEUI] Set DefView InvokeCommand directory (reactos#7495)

If a .lnk shortcut does not specify a working directory, it should use the directory provided by the InvokeCommand caller when it's launced.

CORE-19855

Author: whindsaks

dll/win32/browseui/shellfind/CFindFolder.cpp

@@ -937,6 +937,22 @@ STDMETHODIMP CFindFolder::MessageSFVCB(UINT uMsg, WPARAM wParam, LPARAM lParam)
             CComVariant searchBar(pwszGuid);
             return pWebBrowser2->ShowBrowserBar(&searchBar, NULL, NULL);
         }
+        case SFVM_GETCOMMANDDIR:
+        {
+            HRESULT hr = E_FAIL;
+            if (m_shellFolderView)
+            {
+                PCUITEMID_CHILD *apidl;
+                UINT cidl = 0;
+                if (SUCCEEDED(hr = m_shellFolderView->GetSelectedObjects(&apidl, &cidl)))
+                {
+                    if (cidl)
+                        hr = StringCchCopyW((PWSTR)lParam, wParam, _ILGetPath(apidl[0]));
+                    LocalFree(apidl);
+                }
+            }
+            return hr;
+        }
     }
     return E_NOTIMPL;
 }

dll/win32/shell32/CShellLink.cpp

@@ -2623,6 +2623,7 @@ HRESULT STDMETHODCALLTYPE CShellLink::InvokeCommand(LPCMINVOKECOMMANDINFO lpici)
 
 HRESULT CShellLink::DoOpen(LPCMINVOKECOMMANDINFO lpici)
 {
+    LPCMINVOKECOMMANDINFOEX iciex = (LPCMINVOKECOMMANDINFOEX)lpici;
     const BOOL unicode = IsUnicode(*lpici);
 
     CStringW args;
@@ -2631,7 +2632,6 @@ HRESULT CShellLink::DoOpen(LPCMINVOKECOMMANDINFO lpici)
 
     if (unicode)
     {
-        LPCMINVOKECOMMANDINFOEX iciex = (LPCMINVOKECOMMANDINFOEX)lpici;
         if (!StrIsNullOrEmpty(iciex->lpParametersW))
         {
             args += L' ';
@@ -2674,6 +2674,15 @@ HRESULT CShellLink::DoOpen(LPCMINVOKECOMMANDINFO lpici)
     if (lpici->nShow != SW_SHOWNORMAL && lpici->nShow != SW_SHOW)
         sei.nShow = lpici->nShow; // Allow invoker to override .lnk show mode
 
+    // Use the invoker specified working directory if the link did not specify one
+    if (StrIsNullOrEmpty(sei.lpDirectory) || !PathIsDirectoryW(sei.lpDirectory))
+    {
+        LPCSTR pszDirA = lpici->lpDirectory;
+        if (unicode && !StrIsNullOrEmpty(iciex->lpDirectoryW))
+            sei.lpDirectory = iciex->lpDirectoryW;
+        else if (pszDirA && SHAnsiToUnicode(pszDirA, dir, _countof(dir)))
+            sei.lpDirectory = dir;
+    }
     return (ShellExecuteExW(&sei) ? S_OK : E_FAIL);
 }
 

dll/win32/shell32/folders/CDesktopFolder.cpp

@@ -1069,6 +1069,13 @@ HRESULT WINAPI CDesktopFolderViewCB::MessageSFVCB(UINT uMsg, WPARAM wParam, LPAR
         case SFVM_VIEWRELEASE:
             m_pShellView = NULL;
             return S_OK;
+        case SFVM_GETCOMMANDDIR:
+        {
+            WCHAR buf[MAX_PATH];
+            if (SHGetSpecialFolderPathW(NULL, buf, CSIDL_DESKTOPDIRECTORY, TRUE))
+                return StringCchCopyW((PWSTR)lParam, wParam, buf);
+            break;
+        }
     }
     return E_NOTIMPL;
 }

dll/win32/shell32/folders/CFSFolder.cpp

@@ -2076,6 +2076,10 @@ HRESULT WINAPI CFSFolder::MessageSFVCB(UINT uMsg, WPARAM wParam, LPARAM lParam)
     case SFVM_GET_CUSTOMVIEWINFO:
         hr = GetCustomViewInfo((ULONG)wParam, (SFVM_CUSTOMVIEWINFO_DATA *)lParam);
         break;
+    case SFVM_GETCOMMANDDIR:
+        if (m_sPathTarget)
+            hr = StringCchCopyW((PWSTR)lParam, wParam, m_sPathTarget);
+        break;
     }
     return hr;
 }