diff options
Diffstat (limited to 'release/windows/blendthumb/src/Dll.cpp')
| -rw-r--r-- | release/windows/blendthumb/src/Dll.cpp | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/release/windows/blendthumb/src/Dll.cpp b/release/windows/blendthumb/src/Dll.cpp deleted file mode 100644 index 7b0521cd5a8..00000000000 --- a/release/windows/blendthumb/src/Dll.cpp +++ /dev/null @@ -1,273 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ - -#include <objbase.h> -#include <shlwapi.h> -#include <thumbcache.h> // For IThumbnailProvider. -#include <shlobj.h> // For SHChangeNotify -#include <new> - -extern HRESULT CBlendThumb_CreateInstance(REFIID riid, void **ppv); - -#define SZ_CLSID_BLENDTHUMBHANDLER L"{D45F043D-F17F-4e8a-8435-70971D9FA46D}" -#define SZ_BLENDTHUMBHANDLER L"Blender Thumbnail Handler" -const CLSID CLSID_BlendThumbHandler = { 0xd45f043d, 0xf17f, 0x4e8a, { 0x84, 0x35, 0x70, 0x97, 0x1d, 0x9f, 0xa4, 0x6d } }; - -typedef HRESULT (*PFNCREATEINSTANCE)(REFIID riid, void **ppvObject); -struct CLASS_OBJECT_INIT -{ - const CLSID *pClsid; - PFNCREATEINSTANCE pfnCreate; -}; - -// add classes supported by this module here -const CLASS_OBJECT_INIT c_rgClassObjectInit[] = -{ - { &CLSID_BlendThumbHandler, CBlendThumb_CreateInstance } -}; - - -long g_cRefModule = 0; - -// Handle the DLL's module -HINSTANCE g_hInst = NULL; - -// Standard DLL functions -STDAPI_(BOOL) DllMain(HINSTANCE hInstance, DWORD dwReason, void *) -{ - if (dwReason == DLL_PROCESS_ATTACH) - { - g_hInst = hInstance; - DisableThreadLibraryCalls(hInstance); - } - return TRUE; -} - -STDAPI DllCanUnloadNow() -{ - // Only allow the DLL to be unloaded after all outstanding references have been released - return (g_cRefModule == 0) ? S_OK : S_FALSE; -} - -void DllAddRef() -{ - InterlockedIncrement(&g_cRefModule); -} - -void DllRelease() -{ - InterlockedDecrement(&g_cRefModule); -} - -class CClassFactory : public IClassFactory -{ -public: - static HRESULT CreateInstance(REFCLSID clsid, const CLASS_OBJECT_INIT *pClassObjectInits, size_t cClassObjectInits, REFIID riid, void **ppv) - { - *ppv = NULL; - HRESULT hr = CLASS_E_CLASSNOTAVAILABLE; - for (size_t i = 0; i < cClassObjectInits; i++) - { - if (clsid == *pClassObjectInits[i].pClsid) - { - IClassFactory *pClassFactory = new (std::nothrow) CClassFactory(pClassObjectInits[i].pfnCreate); - hr = pClassFactory ? S_OK : E_OUTOFMEMORY; - if (SUCCEEDED(hr)) - { - hr = pClassFactory->QueryInterface(riid, ppv); - pClassFactory->Release(); - } - break; // match found - } - } - return hr; - } - - CClassFactory(PFNCREATEINSTANCE pfnCreate) : _cRef(1), _pfnCreate(pfnCreate) - { - DllAddRef(); - } - - // IUnknown - IFACEMETHODIMP QueryInterface(REFIID riid, void ** ppv) - { - static const QITAB qit[] = - { - QITABENT(CClassFactory, IClassFactory), - { 0 } - }; - return QISearch(this, qit, riid, ppv); - } - - IFACEMETHODIMP_(ULONG) AddRef() - { - return InterlockedIncrement(&_cRef); - } - - IFACEMETHODIMP_(ULONG) Release() - { - long cRef = InterlockedDecrement(&_cRef); - if (cRef == 0) - { - delete this; - } - return cRef; - } - - // IClassFactory - IFACEMETHODIMP CreateInstance(IUnknown *punkOuter, REFIID riid, void **ppv) - { - return punkOuter ? CLASS_E_NOAGGREGATION : _pfnCreate(riid, ppv); - } - - IFACEMETHODIMP LockServer(BOOL fLock) - { - if (fLock) - { - DllAddRef(); - } - else - { - DllRelease(); - } - return S_OK; - } - -private: - ~CClassFactory() - { - DllRelease(); - } - - long _cRef; - PFNCREATEINSTANCE _pfnCreate; -}; - -STDAPI DllGetClassObject(REFCLSID clsid, REFIID riid, void **ppv) -{ - return CClassFactory::CreateInstance(clsid, c_rgClassObjectInit, ARRAYSIZE(c_rgClassObjectInit), riid, ppv); -} - -// A struct to hold the information required for a registry entry - -struct REGISTRY_ENTRY -{ - HKEY hkeyRoot; - PCWSTR pszKeyName; - PCWSTR pszValueName; - DWORD dwValueType; - PCWSTR pszData; -}; - -// Creates a registry key (if needed) and sets the default value of the key - -HRESULT CreateRegKeyAndSetValue(const REGISTRY_ENTRY *pRegistryEntry) -{ - HKEY hKey; - HRESULT hr = HRESULT_FROM_WIN32(RegCreateKeyExW(pRegistryEntry->hkeyRoot, pRegistryEntry->pszKeyName, - 0, NULL, REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &hKey, NULL)); - if (SUCCEEDED(hr)) - { - // All this just to support REG_DWORD... - DWORD size; - DWORD data; - BYTE* lpData = (LPBYTE) pRegistryEntry->pszData; - switch (pRegistryEntry->dwValueType) - { - case REG_SZ: - size = ((DWORD) wcslen(pRegistryEntry->pszData) + 1) * sizeof(WCHAR); - break; - case REG_DWORD: - size = sizeof(DWORD); - data = (DWORD)pRegistryEntry->pszData; - lpData = (BYTE*)&data; - break; - default: - return E_INVALIDARG; - } - - hr = HRESULT_FROM_WIN32(RegSetValueExW(hKey, pRegistryEntry->pszValueName, 0, pRegistryEntry->dwValueType, - lpData, size )); - RegCloseKey(hKey); - } - return hr; -} - -// -// Registers this COM server -// -STDAPI DllRegisterServer() -{ - HRESULT hr; - - WCHAR szModuleName[MAX_PATH]; - - if (!GetModuleFileNameW(g_hInst, szModuleName, ARRAYSIZE(szModuleName))) - { - hr = HRESULT_FROM_WIN32(GetLastError()); - } - else - { - const REGISTRY_ENTRY rgRegistryEntries[] = - { - // RootKey KeyName ValueName ValueType Data - {HKEY_CURRENT_USER, L"Software\\Classes\\CLSID\\" SZ_CLSID_BLENDTHUMBHANDLER, NULL, REG_SZ, SZ_BLENDTHUMBHANDLER}, - {HKEY_CURRENT_USER, L"Software\\Classes\\CLSID\\" SZ_CLSID_BLENDTHUMBHANDLER L"\\InProcServer32", NULL, REG_SZ, szModuleName}, - {HKEY_CURRENT_USER, L"Software\\Classes\\CLSID\\" SZ_CLSID_BLENDTHUMBHANDLER L"\\InProcServer32", L"ThreadingModel", REG_SZ, L"Apartment"}, - {HKEY_CURRENT_USER, L"Software\\Classes\\.blend\\", L"Treatment", REG_DWORD, 0}, // doesn't appear to do anything... - {HKEY_CURRENT_USER, L"Software\\Classes\\.blend\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}", NULL, REG_SZ, SZ_CLSID_BLENDTHUMBHANDLER}, - }; - - hr = S_OK; - for (int i = 0; i < ARRAYSIZE(rgRegistryEntries) && SUCCEEDED(hr); i++) - { - hr = CreateRegKeyAndSetValue(&rgRegistryEntries[i]); - } - } - if (SUCCEEDED(hr)) - { - // This tells the shell to invalidate the thumbnail cache. This is important because any .blend files - // viewed before registering this handler would otherwise show cached blank thumbnails. - SHChangeNotify(SHCNE_ASSOCCHANGED, SHCNF_IDLIST, NULL, NULL); - } - return hr; -} - -// -// Unregisters this COM server -// -STDAPI DllUnregisterServer() -{ - HRESULT hr = S_OK; - - const PCWSTR rgpszKeys[] = - { - L"Software\\Classes\\CLSID\\" SZ_CLSID_BLENDTHUMBHANDLER, - L"Software\\Classes\\.blend\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}" - }; - - // Delete the registry entries - for (int i = 0; i < ARRAYSIZE(rgpszKeys) && SUCCEEDED(hr); i++) - { - hr = HRESULT_FROM_WIN32(RegDeleteTreeW(HKEY_CURRENT_USER, rgpszKeys[i])); - if (hr == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND)) - { - // If the registry entry has already been deleted, say S_OK. - hr = S_OK; - } - } - return hr; -} |