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ShellExt.cpp
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#include "stdafx.h" #include "ShellExt.h" #include "TortoiseUtils.h" #include "StringUtils.h" #include "InitStatus.h" #include "ThgClassFactory.h" #include "CShellExtCMenu.h" #include "CShellExtOverlay.h" #include <olectl.h> #define INITGUID #include <initguid.h> DEFINE_GUID(CLSID_TortoiseHgCmenu, 0xb456db9fL, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg0, 0xb456dba0L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg1, 0xb456dba1L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg2, 0xb456dba2L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg3, 0xb456dba3L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg4, 0xb456dba4L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg5, 0xb456dba5L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); DEFINE_GUID(CLSID_TortoiseHg6, 0xb456dba6L, 0x7bf4, 0x478c, 0x93, 0x7a, 0x5, 0x13, 0xc, 0x2c, 0x21, 0x2e); UINT g_cRefThisDll = 0; HINSTANCE g_hmodThisDll = NULL; CRITICAL_SECTION g_critical_section; typedef struct { HKEY hRootKey; LPTSTR lpszSubKey; LPTSTR lpszValueName; LPTSTR lpszData; } REGSTRUCT, *LPREGSTRUCT; VOID _LoadResources(); VOID _UnloadResources(); extern "C" int APIENTRY DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved) { if (dwReason == DLL_PROCESS_ATTACH) { TDEBUG_TRACE("DllMain: DLL_PROCESS_ATTACH"); g_hmodThisDll = hInstance; ::InitializeCriticalSection(&g_critical_section); _LoadResources(); } else if (dwReason == DLL_PROCESS_DETACH) { TDEBUG_TRACE("DllMain: DLL_PROCESS_ATTACH"); ::DeleteCriticalSection(&g_critical_section); _UnloadResources(); } if (g_cRefThisDll > 0) InitStatus::check(); return 1; } STDAPI DllCanUnloadNow(void) { TDEBUG_TRACE("DllCanUnloadNow"); return (g_cRefThisDll == 0 ? S_OK : S_FALSE); } STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppvOut) { LPWSTR pwszShellExt; StringFromIID(rclsid, &pwszShellExt); TDEBUG_TRACE("DllGetClassObject clsid = " << WideToMultibyte(pwszShellExt)); *ppvOut = NULL; typedef ThgClassFactory<CShellExtOverlay> FactOvl; typedef ThgClassFactory<CShellExtCMenu> FactCmenu; if (IsEqualIID(rclsid, CLSID_TortoiseHgCmenu)) { FactCmenu *pcf = new FactCmenu(0); TDEBUG_TRACE("DllGetClassObject clsname = " << "CLSID_TortoiseHgCmenu"); return pcf->QueryInterface(riid, ppvOut); } else if (IsEqualIID(rclsid, CLSID_TortoiseHg0)) { FactOvl *pcf = new FactOvl('C'); // clean TDEBUG_TRACE("DllGetClassObject clsname = " << "CLSID_TortoiseHg0"); ++InitStatus::inst().unchanged_; return pcf->QueryInterface(riid, ppvOut); } else if (IsEqualIID(rclsid, CLSID_TortoiseHg1)) { FactOvl *pcf = new FactOvl('A'); // added TDEBUG_TRACE("DllGetClassObject clsname = " << "CLSID_TortoiseHg1"); ++InitStatus::inst().added_; return pcf->QueryInterface(riid, ppvOut); } else if (IsEqualIID(rclsid, CLSID_TortoiseHg2)) { FactOvl *pcf = new FactOvl('M'); // modified TDEBUG_TRACE("DllGetClassObject clsname = " << "CLSID_TortoiseHg2"); ++InitStatus::inst().modified_; return pcf->QueryInterface(riid, ppvOut); } else if (IsEqualIID(rclsid, CLSID_TortoiseHg6)) { FactOvl *pcf = new FactOvl('?'); // not in repo TDEBUG_TRACE("DllGetClassObject clsname = " << "CLSID_TortoiseHg6"); ++InitStatus::inst().notinrepo_; return pcf->QueryInterface(riid, ppvOut); } return CLASS_E_CLASSNOTAVAILABLE; } VOID _LoadResources(VOID) { } VOID _UnloadResources(VOID) { } LPCRITICAL_SECTION CShellExt::GetCriticalSection() { return &g_critical_section; } void CShellExt::IncDllRef() { ThgCriticalSection cs(CShellExt::GetCriticalSection()); g_cRefThisDll++; } void CShellExt::DecDllRef() { ThgCriticalSection cs(CShellExt::GetCriticalSection()); g_cRefThisDll--; }