X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Forg%2Fxwt%2Fplat%2FWin32.cc;h=67ba8b3c0c049e64f16d83cd62227ef9fbc257a8;hb=6e071bf7f88e5468cbd841aa6d4dc1792ff017e1;hp=c99ec190ac25bfbe2f6d2b09d774d4971ffce956;hpb=6242c991f365dbd67eba62ecfa5df769a83fcbc6;p=org.ibex.core.git diff --git a/src/org/xwt/plat/Win32.cc b/src/org/xwt/plat/Win32.cc index c99ec19..67ba8b3 100644 --- a/src/org/xwt/plat/Win32.cc +++ b/src/org/xwt/plat/Win32.cc @@ -1,8 +1,5 @@ // Copyright 2002 Adam Megacz, see the COPYING file for licensing [LGPL] -// kinda ugly; we use -DCOMPILE_DLL to combine two .cc files into one -#ifndef COMPILE_DLL - // this has to precede the others so we don't get collisions on min/max #include @@ -13,15 +10,19 @@ #include #include #undef STRICT +#undef MAX_PRIORITY +#undef MIN_PRIORITY +#undef NORM_PRIORITY #include #include -#include +#include #include #include #include #include +#include #include #include #include @@ -29,6 +30,7 @@ #include #include #include +#include #include // for debugging @@ -161,6 +163,7 @@ static unsigned char hand_cursor_and[32 * 4] = { 0xFF, 0xFF, 0xFF, 0xFF }; + void org::xwt::plat::Win32::natInit() { // grab desktop dc/handle @@ -233,6 +236,74 @@ void org::xwt::plat::Win32::natInit() { // Platform Methods /////////////////////////////////////////////////////////////////// +jstring org::xwt::plat::Win32::_getEnv(jstring key) { + int len = JvGetStringUTFLength(key); + char buf[len + 1]; + JvGetStringUTFRegion(key, 0, len, buf); + buf[len] = '\0'; + char buf2[1024]; + DWORD ret = GetEnvironmentVariable(buf, buf2, 1024); + if (ret > 0 && ret < 1024) return JvNewStringLatin1(buf2); + return NULL; +} + +jstring org::xwt::plat::Win32::_fileDialog(jstring suggestedFileName, jboolean write) { + + char buf[1024]; + OPENFILENAME ofn; + memset(buf, 0, 1024); + memset(&ofn, 0, sizeof(OPENFILENAME)); + + if (suggestedFileName != NULL) + JvGetStringUTFRegion(suggestedFileName, 0, min(1023, JvGetStringUTFLength(suggestedFileName)), buf); + + ofn.lStructSize = sizeof(OPENFILENAME); + ofn.nMaxCustFilter = 0; + ofn.lpstrFile = buf; + ofn.nMaxFile = 1024; + + if (write) ofn.Flags |= OFN_OVERWRITEPROMPT; + ofn.Flags |= OFN_HIDEREADONLY; + + int ret = write ? GetSaveFileName(&ofn) : GetOpenFileName(&ofn); + return ret == 0 ? NULL : JvNewStringLatin1(buf); +} + +void org::xwt::plat::Win32::__detectProxy(JArray* container) { + + HKEY hkey; + char buf[1024]; + DWORD buflen = 1024; + DWORD type; + LONG result = RegOpenKey(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", &hkey); + if (result != ERROR_SUCCESS) return; + + buf[0] = '\0'; + type = REG_SZ; + buflen = 1024; + result = RegQueryValueEx(hkey, "AutoConfigURL", NULL, &type, (LPBYTE)buf, &buflen); + buf[buflen] = '\0'; + if (result == ERROR_SUCCESS) elements(container)[2] = JvNewStringLatin1(buf); + + buf[0] = '\0'; + type = REG_BINARY; + RegQueryValueEx(hkey, "ProxyEnable", NULL, &type, (LPBYTE)buf, &buflen); + if (buf[0] != 1) return; + + buf[0] = '\0'; + type = REG_SZ; + buflen = 1024; + RegQueryValueEx(hkey, "ProxyServer", NULL, &type, (LPBYTE)buf, &buflen); + buf[buflen] = '\0'; + elements(container)[0] = JvNewStringLatin1(buf); + + buf[0] = '\0'; + buflen = 1024; + RegQueryValueEx(hkey, "ProxyOverride", NULL, &type, (LPBYTE)buf, &buflen); + buf[buflen] = '\0'; + elements(container)[1] = JvNewStringLatin1(buf); +} + jstring org::xwt::plat::Win32::_getClipBoard() { OpenClipboard((HWND)desktop_handle); HGLOBAL hmem = GetClipboardData(CF_TEXT); @@ -262,7 +333,7 @@ void org::xwt::plat::Win32::_criticalAbort(jstring message) { char buf[JvGetStringUTFLength(message) + 1]; buf[JvGetStringUTFLength(message)] = '\0'; JvGetStringUTFRegion(message, 0, JvGetStringUTFLength(message), buf); - MessageBox (NULL, buf, "XWT Critical Abort", MB_OK | MB_ICONSTOP | MB_TASKMODAL | MB_SETFOREGROUND); + MessageBox (NULL, buf, "XWT Cannot Continue", MB_OK | MB_ICONSTOP | MB_TASKMODAL | MB_SETFOREGROUND); java::lang::System::exit(-1); } @@ -322,6 +393,23 @@ jint org::xwt::plat::Win32::_stringWidth(jstring font, jstring text) { return size.cx; } +jboolean org::xwt::plat::Win32::_newBrowserWindow_(jstring url) { + + int len = min(2048, JvGetStringUTFLength(url)); + char buf[len + 1]; + JvGetStringUTFRegion(url, 0, len, buf); + buf[len] = '\0'; + + SHELLEXECUTEINFO ei; + memset(&ei, 0, sizeof(ei)); + ei.cbSize = sizeof(ei); + ei.lpVerb = "open"; + ei.lpFile = buf; + ei.fMask = SEE_MASK_NOCLOSEPROCESS; + ei.nShow = SW_SHOWDEFAULT; + return (ShellExecuteEx(&ei) == 0); + +} // Win32DoubleBuffer ///////////////////////////////////////////////////////////////////////// @@ -343,7 +431,6 @@ static jint scratch_h = 0; void org::xwt::plat::Win32$Win32DoubleBuffer::drawPicture(org::xwt::Picture* source0, jint dx1, jint dy1, jint dx2, jint dy2, jint sx1, jint sy1, jint sx2, jint sy2) { - org::xwt::plat::Win32$Win32Picture* source = (org::xwt::plat::Win32$Win32Picture*)source0; if (source->hasalpha) { @@ -433,6 +520,8 @@ void org::xwt::plat::Win32$Win32DoubleBuffer::fillRect(jint x, jint y, jint x2, } void org::xwt::plat::Win32$Win32Surface::blit(org::xwt::DoubleBuffer* s, jint sx, jint sy, jint dx, jint dy, jint dx2, jint dy2) { + // we create the DC lazily to get around some strange race condition in WinXP + if (hdc == 0) hdc = (jint)GetDC((HWND)hwnd); BitBlt((HDC)hdc, dx, dy, dx2 - dx, dy2 - dy, (HDC)(((org::xwt::plat::Win32$Win32DoubleBuffer*)s)->hdc), sx, sy, SRCCOPY); } @@ -522,10 +611,9 @@ void org::xwt::plat::Win32$Win32Surface::natInit(jboolean framed) { // GC_enable_incremental(); ShowWindow ((HWND)hwnd, SW_SHOWDEFAULT); - hdc = (jint)GetDC((HWND)hwnd); } -void org::xwt::plat::Win32$Win32Surface::finalize() { DeleteObject((void*)hwnd); } +void org::xwt::plat::Win32$Win32Surface::finalize() { /* DeleteObject((void*)hwnd); */ } void org::xwt::plat::Win32$Win32Surface::toFront() { BringWindowToTop((HWND)hwnd); } void org::xwt::plat::Win32$Win32Surface::toBack() { SetWindowPos((HWND)hwnd, HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE); } void org::xwt::plat::Win32$Win32Surface::_dispose() { PostMessage((HWND)hwnd, WM_USER_DISPOSE, 0, 0); } @@ -548,9 +636,9 @@ void org::xwt::plat::Win32$Win32Surface::setSize(jint w, jint h) { RECT client_rect, window_rect; GetClientRect((HWND)hwnd, &client_rect); GetWindowRect((HWND)hwnd, &window_rect); - int addwidth = (window_rect.right - window_rect.left) - (client_rect.right - client_rect.left); - int addheight = (window_rect.bottom - window_rect.top) - (client_rect.bottom - client_rect.top); - SetWindowPos((HWND)hwnd, NULL, 0, 0, w + addwidth, h + addheight, SWP_NOZORDER | SWP_NOMOVE); + int width = (window_rect.right - window_rect.left) - (client_rect.right - client_rect.left) + w; + int height = (window_rect.bottom - window_rect.top) - (client_rect.bottom - client_rect.top) + h; + SetWindowPos((HWND)hwnd, NULL, 0, 0, width, height, SWP_NOZORDER | SWP_NOMOVE); } void org::xwt::plat::Win32$Win32Surface::setTitleBarText(java::lang::String* title) { @@ -567,6 +655,9 @@ void org::xwt::plat::Win32$Win32Surface::setIcon(org::xwt::Picture* p0) { int icon_width = GetSystemMetrics(SM_CXSMICON); int icon_height = GetSystemMetrics(SM_CYSMICON); + // we create the DC lazily to get around some strange race condition in WinXP + if (hdc == 0) hdc = (jint)GetDC((HWND)hwnd); + // create the bitmap HBITMAP bit = CreateCompatibleBitmap((HDC)hdc, icon_width, icon_height); HDC memdc = CreateCompatibleDC((HDC)hdc); @@ -601,14 +692,17 @@ jint org::xwt::plat::Win32$Win32Surface::WndProc(jint _hwnd, jint _iMsg, jint _w UINT iMsg = (UINT)_iMsg; WPARAM wParam = (WPARAM)_wParam; LPARAM lParam = (LPARAM)_lParam; + int oldmousex, oldmousey; MINMAXINFO* mmi; POINT point; HWND hwnd2; RECT rect, rect2; + RECT client_rect, window_rect; jboolean newinside; int16_t mouse_x; int16_t mouse_y; + int addwidth, addheight; switch(iMsg) { case WM_DEVMODECHANGE: break; // FEATURE: color depth changed @@ -715,18 +809,21 @@ jint org::xwt::plat::Win32$Win32Surface::WndProc(jint _hwnd, jint _iMsg, jint _w return 0; case WM_GETMINMAXINFO: + GetClientRect((HWND)hwnd, &client_rect); + GetWindowRect((HWND)hwnd, &window_rect); + addwidth = (window_rect.right - window_rect.left) - (client_rect.right - client_rect.left); + addheight = (window_rect.bottom - window_rect.top) - (client_rect.bottom - client_rect.top); mmi = (MINMAXINFO*)lParam; - mmi->ptMinTrackSize.x = root->dmin(0); - mmi->ptMinTrackSize.y = root->dmin(1); - mmi->ptMaxTrackSize.x = root->dmax(0); - mmi->ptMaxTrackSize.y = root->dmax(1); + mmi->ptMinTrackSize.x = ((uint32_t)root->dmin(0)) + addwidth; + mmi->ptMinTrackSize.y = ((uint32_t)root->dmin(1)) + addheight; + mmi->ptMaxTrackSize.x = min(org::xwt::plat::Win32::getScreenWidth(), ((uint32_t)root->dmax(0)) + addwidth); + mmi->ptMaxTrackSize.y = min(org::xwt::plat::Win32::getScreenHeight(), ((uint32_t)root->dmax(1)) + addheight); return 0; case WM_PAINT: PAINTSTRUCT ps; BeginPaint((HWND)org::xwt::plat::Win32$Win32Surface::hwnd, &ps); Dirty(ps.rcPaint.left, ps.rcPaint.top, ps.rcPaint.right - ps.rcPaint.left, ps.rcPaint.bottom - ps.rcPaint.top); - Refresh(); EndPaint((HWND)org::xwt::plat::Win32$Win32Surface::hwnd, &ps); return 0; @@ -741,13 +838,13 @@ jint org::xwt::plat::Win32$Win32Surface::WndProc(jint _hwnd, jint _iMsg, jint _w static char keyarr [256] = { 0 }; static jstring keyToString(WPARAM wParam) { - char arr[4]; + char arr[8]; keyarr[VK_CAPITAL] = GetKeyState(VK_CAPITAL); keyarr[VK_LSHIFT] = GetKeyState(VK_LSHIFT); keyarr[VK_RSHIFT] = GetKeyState(VK_RSHIFT); keyarr[VK_SHIFT] = GetKeyState(VK_SHIFT); - - if (ToAscii(wParam, 0, (BYTE*)keyarr, (WORD*)arr, 0) == 1) { + + if (ToAsciiEx(wParam, 0, (BYTE*)keyarr, (WORD*)arr, 0, GetKeyboardLayout(0)) == 1) { switch (arr[0]) { case '\t': return JvNewStringLatin1("tab"); case 0x1b: return JvNewStringLatin1("escape"); @@ -805,313 +902,3 @@ static jstring keyToString(WPARAM wParam) { } return NULL; } - - - - -/////////////////////////////////////////////////////////////////////////////////////// -/////////////////////////////////////////////////////////////////////////////////////// -/////////////////////////////////////////////////////////////////////////////////////// - -#else /* COMPILE_DLL */ - - -// -// A simple DLL to invoke xwt.exe and pass it any arguments found in the tag -// - -#include -#include -#include -#include -#include -#include - - -// Globals //////////////////////////////////////////////////////////////////////// - -using namespace std; - -#define CLSID_STRING_SIZE 39 - -const char XWT_friendlyName[] = "XWT ActiveX Control (Hydrogen)"; -const char XWT_versionIndependantProgramID[] = "XWT.ActiveX"; -const char XWT_programID[] = "XWT.ActiveX.Hydrogen"; -extern "C" const CLSID XWT_clsid = { 0xc60d6d23, 0x3a7d, 0x11d6, { 0x82, 0xf9, 0x0, 0x50, 0x56, 0xca, 0x92, 0x50 } }; - -static HMODULE g_hModule = NULL; //DLL handle - - - - -// Superclasses //////////////////////////////////////////////////////////////////////// - -// Option bit definitions for IObjectSafety: -#define INTERFACESAFE_FOR_UNTRUSTED_CALLER 0x00000001 // Caller of interface may be untrusted -#define INTERFACESAFE_FOR_UNTRUSTED_DATA 0x00000002 // Data passed into interface may be untrusted - -// {CB5BDC81-93C1-11cf-8F20-00805F2CD064} -DEFINE_GUID(IID_IObjectSafety, 0xcb5bdc81, 0x93c1, 0x11cf, 0x8f, 0x20, 0x0, 0x80, 0x5f, 0x2c, 0xd0, 0x64); - -interface IObjectSafety : public IUnknown { - public: - virtual HRESULT __stdcall GetInterfaceSafetyOptions(REFIID riid, DWORD __RPC_FAR *pdwSupportedOptions, DWORD __RPC_FAR *pdwEnabledOptions) = 0; - virtual HRESULT __stdcall SetInterfaceSafetyOptions(REFIID riid, DWORD dwOptionSetMask, DWORD dwEnabledOptions) = 0; -}; - -interface IShoeHorn : IPersistPropertyBag, IObjectSafety { }; - - - -// Entry Points //////////////////////////////////////////////////////////////////////// - -// to get mingw to stop nagging me -int WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int) { } - -// determines whether or not the DLL can be unloaded; always allow this since we don't do too much -STDAPI __declspec(dllexport) DllCanUnloadNow(void) { return S_OK; } - -extern "C" __declspec(dllexport) BOOL WINAPI DllMain(HINSTANCE hModule, DWORD dwReason, LPVOID /*lpReserved*/) { - if (dwReason == DLL_PROCESS_ATTACH) g_hModule = (HINSTANCE)hModule; - return TRUE; -} - - - -// Other /////////////////////////////////////////////////////////////////////////////////// - -// simple assert() replacement that pops open a message box if there are errors -void check(int val, char* message) { - if (!val) { - MessageBox (NULL, message, "XWT Critical Abort", MB_OK | MB_ICONSTOP | MB_TASKMODAL | MB_SETFOREGROUND); - exit(-1); - } -} - -void clsidToString(const CLSID& clsid, char* str, int length) { - check(length >= CLSID_STRING_SIZE, "clsidToString(): string too short"); - LPOLESTR wide_str = NULL; - HRESULT hr = StringFromCLSID(clsid, &wide_str); - check(SUCCEEDED(hr), "StringFromCLSID() failed in clsidToString()"); - wcstombs(str, wide_str, length); - CoTaskMemFree(wide_str); -} - -void setRegistryKey(const char* key, const char* subkey, const char* value) { - HKEY hKey; - char keyBuf[1024]; - strcpy(keyBuf, key); - if (subkey != NULL) { - strcat(keyBuf, "\\"); - strcat(keyBuf, subkey ); - } - long lResult = RegCreateKeyEx(HKEY_CLASSES_ROOT, keyBuf, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hKey, NULL); - if (value != NULL) - check(RegSetValueEx(hKey, NULL, 0, REG_SZ, (BYTE *)value, strlen(value) + 1) == ERROR_SUCCESS, - "RegSetValueEx() failed in setRegistryKey()"); - RegCloseKey(hKey); -} - -void deleteRegistryKey(HKEY parent, const char* target) { - HKEY hKeyChild; - RegOpenKeyEx(parent, target, 0, KEY_ALL_ACCESS, &hKeyChild); - - // Iterate over children, deleting them - FILETIME time; - char szBuffer[256]; - DWORD dwSize = 256; - while (RegEnumKeyEx(hKeyChild, 0, szBuffer, &dwSize, NULL, NULL, NULL, &time) == S_OK) { - deleteRegistryKey(hKeyChild, szBuffer); - dwSize = 256; - } - - RegCloseKey(hKeyChild); - RegDeleteKey(parent, target); -} - -STDAPI __declspec(dllexport) DllRegisterServer(void) { - char moduleName[512]; - HRESULT result = GetModuleFileName(g_hModule, moduleName, sizeof(moduleName)/sizeof(char)); - check(result, "GetModuleFileName() failed in RegisterServer()"); - - char clsidString[CLSID_STRING_SIZE]; - clsidToString(XWT_clsid, clsidString, sizeof(clsidString)); - - // build the key - char key[64]; - strcpy(key, "CLSID\\"); - strcat(key, clsidString); - - setRegistryKey(key, NULL, XWT_friendlyName); - setRegistryKey(key, "InprocServer32", moduleName); - setRegistryKey(key, "ProgID", XWT_programID); - setRegistryKey(key, "VersionIndependentProgID", XWT_versionIndependantProgramID); - setRegistryKey(XWT_versionIndependantProgramID, NULL, XWT_friendlyName); - setRegistryKey(XWT_versionIndependantProgramID, "CLSID", clsidString); - setRegistryKey(XWT_versionIndependantProgramID, "CurVer", XWT_programID); - setRegistryKey(XWT_programID, NULL, XWT_friendlyName); - setRegistryKey(XWT_programID, "CLSID", clsidString); - return S_OK; -} - -STDAPI __declspec(dllexport) DllUnregisterServer(void) { - char clsidString[CLSID_STRING_SIZE]; - clsidToString(XWT_clsid, clsidString, sizeof(clsidString)); - - // build the key - char key[64]; - strcpy(key, "CLSID\\"); - strcat(key, clsidString); - - deleteRegistryKey(HKEY_CLASSES_ROOT, key); - deleteRegistryKey(HKEY_CLASSES_ROOT, XWT_versionIndependantProgramID); - deleteRegistryKey(HKEY_CLASSES_ROOT, XWT_programID); - return S_OK; -} - - - -// ShoeHorn ////////////////////////////////////////////////////////////////////////////////// - -class ShoeHorn : public IShoeHorn { - public: - virtual HRESULT __stdcall QueryInterface(const IID& iid, void** ppv) { - if(iid == IID_IUnknown) *ppv = static_cast(this); - else if(iid == XWT_clsid) *ppv = static_cast(this); - else if(iid == IID_IPersistPropertyBag) *ppv = static_cast(this); - else if(iid == IID_IObjectSafety) *ppv = static_cast(this); - else { *ppv = NULL; return E_NOINTERFACE; } - reinterpret_cast(*ppv)->AddRef(); - return S_OK; - } - virtual ULONG __stdcall AddRef() { return InterlockedIncrement(&m_cRef); } - virtual ULONG __stdcall Release() { - if(InterlockedDecrement(&m_cRef) == 0) { delete this; return 0; } - return m_cRef; - } - virtual HRESULT __stdcall GetClassID(CLSID*) { return S_OK; } - virtual HRESULT __stdcall InitNew() { return S_OK; } - virtual HRESULT __stdcall Save(IPropertyBag*, int, int) { return S_OK; } - virtual HRESULT __stdcall SetInterfaceSafetyOptions(REFIID riid, DWORD pdwSupportedOptions, DWORD pdwEnabledOptions) { return S_OK; } - virtual HRESULT __stdcall GetInterfaceSafetyOptions(REFIID riid, DWORD* pdwSupportedOptions, DWORD* pdwEnabledOptions) { - if (pdwSupportedOptions != NULL) *pdwSupportedOptions |= INTERFACESAFE_FOR_UNTRUSTED_DATA; - if (pdwEnabledOptions != NULL) *pdwSupportedOptions |= INTERFACESAFE_FOR_UNTRUSTED_DATA; - return S_OK; - } - - virtual HRESULT __stdcall Load(IPropertyBag* pPropBag, IErrorLog* pErrorLog) { - VARIANT v; - v.vt = VT_BSTR; - HRESULT hrRead; - - WCHAR wc[100]; - char url[100]; - - MultiByteToWideChar(CP_ACP, 0, "initial-xwar-url", -1, wc, 100); - pPropBag->Read(wc, &v, pErrorLog); - check(WideCharToMultiByte(CP_ACP, 0, v.bstrVal, -1, url, 100, NULL, NULL), - "WideCharToMultiByte() failed in ShoeHorn::Load()"); - - HKEY hkey; - LONG result = RegOpenKey(HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ActiveX Cache", &hkey); - check(result == ERROR_SUCCESS, "RegOpenKey() failed in ShoeHorn::Load()"); - - // iterate over all the activex cache locations until we find ourselves - for(int i=0; i<9; i++) { - DWORD buflen = 999; - char buf[1000]; - VALENT valents[20]; - DWORD type; - char which[2]; - - which[0] = '0' + i; - which[1] = '\0'; - result = RegQueryValueEx(hkey, which, NULL, &type, (BYTE*)buf, &buflen); - check(result == ERROR_SUCCESS, "RegQueryValueEx() failed in ShoeHorn::Load()"); - buf[buflen] = '\0'; - - char cmdline[200]; - for(int i=0; i<200; i++) cmdline[i] = '\0'; - strncpy(cmdline, buf, 200); - strncpy(cmdline + strlen(cmdline), "\\xwt.exe", 200 - strlen(cmdline)); - strncpy(cmdline + strlen(cmdline), " ", 200 - strlen(cmdline)); - strncpy(cmdline + strlen(cmdline), url, 200 - strlen(cmdline)); - - PROCESS_INFORMATION pInfo; - STARTUPINFO sInfo; - sInfo.cb = sizeof(STARTUPINFO); - sInfo.lpReserved = NULL; - sInfo.lpReserved2 = NULL; - sInfo.cbReserved2 = 0; - sInfo.lpDesktop = NULL; - sInfo.lpTitle = NULL; - sInfo.dwFlags = 0; - sInfo.dwX = 0; - sInfo.dwY = 0; - sInfo.dwFillAttribute = 0; - sInfo.wShowWindow = SW_SHOW; - BOOL b = CreateProcess(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &sInfo, &pInfo); - if (b) return S_OK; - } - - check(0, "unable to locate xwt.exe in ActiveX cache folders"); - } - - ShoeHorn() : m_cRef(1) { }; - ~ShoeHorn() { }; - private: long m_cRef; -}; - - - - -// ClassFactory ////////////////////////////////////////////////////////////////////////// - -class ClassFactory : public IClassFactory { - public: - virtual HRESULT __stdcall QueryInterface(const IID& iid, void** ppv) { - if(iid == IID_IUnknown) *ppv = static_cast(this); - else if(iid == IID_IClassFactory) *ppv = static_cast(this); - else { - *ppv = NULL; - return E_NOINTERFACE; - } - reinterpret_cast(*ppv)->AddRef(); - return S_OK; - } - - ClassFactory() : m_cRef(1) { } - ~ClassFactory() { } - virtual HRESULT __stdcall LockServer(BOOL bLock) { return S_OK; } - virtual ULONG __stdcall AddRef() { return InterlockedIncrement(&m_cRef); } - virtual ULONG __stdcall Release() { - if(InterlockedDecrement(&m_cRef) == 0) { - delete this; - return 0; - } - return m_cRef; - } - - virtual HRESULT __stdcall CreateInstance(IUnknown* pUnknownOuter, const IID& iid, void** ppv) { - if(pUnknownOuter != NULL) return CLASS_E_NOAGGREGATION; - ShoeHorn* s = new ShoeHorn; - if(s == NULL) return E_OUTOFMEMORY; - HRESULT hr = s->QueryInterface(iid, ppv); - s->Release(); - return hr; - } - - private: long m_cRef; -}; - - -extern "C" __stdcall HRESULT DllGetClassObject(const CLSID& clsid, const IID& iid, void** ppv) { - if(clsid != XWT_clsid) return CLASS_E_CLASSNOTAVAILABLE; - ClassFactory* pFactory = new ClassFactory; - if(pFactory == NULL) return E_OUTOFMEMORY; - HRESULT hr = pFactory->QueryInterface(iid, ppv); - pFactory->Release(); - return hr; -} - -#endif