[EXPLORER-NEW]

* Rename the new explorer to take the now-vacant folder name, to match the output filename. Change 2/2 svn path=/branches/shell-experiments/; revision=65477
2026-09-01 04:13:35 +00:00 · 2014-11-24 23:10:11 +00:00
parent e0e308711a
commit ff807f43d0
58 changed files with 0 additions and 0 deletions
@@ -0,0 +1,143 @@
+/*
+* ReactOS Explorer
+*
+* Copyright 2014 - David Quintana
+*
+* 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "precomp.h"
+
+extern HRESULT InitShellServices(HDPA * phdpa);
+extern HRESULT ShutdownShellServices(HDPA hdpa);
+
+static int CALLBACK InitializeAllCallback(void* pItem, void* pData)
+{
+    IOleCommandTarget * pOct = reinterpret_cast<IOleCommandTarget *>(pItem);
+    HRESULT * phr = reinterpret_cast<HRESULT *>(pData);
+    TRACE("Initializing SSO %p\n", pOct);
+    *phr = pOct->Exec(&CGID_ShellServiceObject, OLECMDID_NEW, OLECMDEXECOPT_DODEFAULT, NULL, NULL);
+    return SUCCEEDED(*phr);
+}
+
+static int CALLBACK ShutdownAllCallback(void* pItem, void* pData)
+{
+    IOleCommandTarget * pOct = reinterpret_cast<IOleCommandTarget *>(pItem);
+    TRACE("Shutting down SSO %p\n", pOct);
+    pOct->Exec(&CGID_ShellServiceObject, OLECMDID_SAVE, OLECMDEXECOPT_DODEFAULT, NULL, NULL);
+    return TRUE;
+}
+
+static int CALLBACK DeleteAllEnumCallback(void* pItem, void* pData)
+{
+    IOleCommandTarget * pOct = reinterpret_cast<IOleCommandTarget *>(pItem);
+    TRACE("Releasing SSO %p\n", pOct);
+    pOct->Release();
+    return TRUE;
+}
+
+HRESULT InitShellServices(HDPA * phdpa)
+{
+    IOleCommandTarget * pOct;
+    HKEY    hkey;
+    CLSID   clsid;
+    WCHAR   name[MAX_PATH];
+    WCHAR   value[MAX_PATH];
+    DWORD   type;
+    LONG    ret;
+    HDPA    hdpa;
+    HRESULT hr = S_OK;
+    int     count = 0;
+
+    *phdpa = NULL;
+
+    TRACE("Enumerating Shell Service Ojbect GUIDs...\n");
+
+    if (RegOpenKey(HKEY_LOCAL_MACHINE,
+        L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\ShellServiceObjectDelayLoad",
+        &hkey))
+    {
+        ERR("RegOpenKey failed.\n");
+        return HRESULT_FROM_WIN32(GetLastError());
+    }
+
+    hdpa = DPA_Create(5);
+
+    /* Enumerate */
+    do
+    {
+        DWORD   name_len = MAX_PATH;
+        DWORD   value_len = sizeof(value); /* byte count! */
+
+        ret = RegEnumValueW(hkey, count, name, &name_len, 0, &type, (LPBYTE) &value, &value_len);
+        if (ret)
+            break;
+
+        if (type != REG_SZ)
+        {
+            WARN("Value type was not REG_SZ.\n");
+            continue;
+        }
+
+        hr = CLSIDFromString(value, &clsid);
+        if (FAILED_UNEXPECTEDLY(hr))
+        {
+            ERR("CLSIDFromString failed %08x.\n", hr);
+            goto cleanup;
+        }
+
+        hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IOleCommandTarget, &pOct));
+        if (FAILED_UNEXPECTEDLY(hr))
+        {
+            ERR("CoCreateInstance failed %08x.\n", hr);
+            goto cleanup;
+        }
+
+        DPA_AppendPtr(hdpa, pOct);
+
+        count++;
+    }
+    while (1);
+
+    if (ret != ERROR_NO_MORE_ITEMS)
+    {
+        ERR("RegEnumValueW failed %08x.\n", ret);
+        hr = HRESULT_FROM_WIN32(GetLastError());
+        goto cleanup;
+    }
+
+    RegCloseKey(hkey);
+
+    /* Initialize */
+    DPA_EnumCallback(hdpa, InitializeAllCallback, &hr);
+    if (FAILED_UNEXPECTEDLY(hr))
+        goto cleanup;
+
+    *phdpa = hdpa;
+    return count > 0 ? S_OK : S_FALSE;
+
+cleanup:
+    *phdpa = NULL;
+    ShutdownShellServices(hdpa);
+    return hr;
+}
+
+HRESULT ShutdownShellServices(HDPA hdpa)
+{
+    DPA_EnumCallback(hdpa, ShutdownAllCallback, NULL);
+    DPA_EnumCallback(hdpa, DeleteAllEnumCallback, NULL);
+    DPA_Destroy(hdpa);
+    return S_OK;
+}