Cool_Tools/ExplorerPatcher
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Added utility method to start a program from the running instance of Explorer.

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This commit is contained in:
Valentin Radu 2021-12-09 17:00:50 +02:00
parent 9a42c6017b
commit abdbeee485
2 changed files with 144 additions and 0 deletions
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132
ExplorerPatcher/utility.c
View File

@ -500,3 +500,135 @@ BOOL SystemShutdown(BOOL reboot)
//shutdown was successful
return TRUE;
}
void FindDesktopFolderView(REFIID riid, void** ppv)
{
IShellWindows* spShellWindows = NULL;
CoCreateInstance(
&CLSID_ShellWindows,
NULL,
CLSCTX_ALL,
&IID_IShellWindows,
&spShellWindows
);
if (spShellWindows)
{
VARIANT vtEmpty;
ZeroMemory(&vtEmpty, sizeof(VARIANT));
VARIANT vtLoc;
ZeroMemory(&vtLoc, sizeof(VARIANT));
vtLoc.vt = VT_INT;
vtLoc.intVal = CSIDL_DESKTOP;
long lhwnd = 0;
IDispatch* spdisp = NULL;
spShellWindows->lpVtbl->FindWindowSW(
spShellWindows,
&vtLoc,
&vtEmpty,
SWC_DESKTOP,
&lhwnd,
SWFO_NEEDDISPATCH,
&spdisp
);
if (spdisp)
{
IServiceProvider* spdisp2 = NULL;
spdisp->lpVtbl->QueryInterface(spdisp, &IID_IServiceProvider, &spdisp2);
if (spdisp2)
{
IShellBrowser* spBrowser = NULL;
spdisp2->lpVtbl->QueryService(spdisp2, &SID_STopLevelBrowser, &IID_IShellBrowser, &spBrowser);
if (spBrowser)
{
IShellView* spView = NULL;
spBrowser->lpVtbl->QueryActiveShellView(spBrowser, &spView);
if (spView)
{
spView->lpVtbl->QueryInterface(spView, riid, ppv);
spView->lpVtbl->Release(spView);
}
spBrowser->lpVtbl->Release(spBrowser);
}
spdisp2->lpVtbl->Release(spdisp2);
}
spdisp->lpVtbl->Release(spdisp);
}
spShellWindows->lpVtbl->Release(spShellWindows);
}
}
void GetDesktopAutomationObject(REFIID riid, void** ppv)
{
IShellView* spsv = NULL;
FindDesktopFolderView(&IID_IShellView, &spsv);
if (spsv)
{
IDispatch* spdispView = NULL;
spsv->lpVtbl->GetItemObject(spsv, SVGIO_BACKGROUND, &IID_IDispatch, &spdispView);
if (spdispView)
{
spdispView->lpVtbl->QueryInterface(spdispView, riid, ppv);
spdispView->lpVtbl->Release(spdispView);
}
spsv->lpVtbl->Release(spsv);
}
}
void ShellExecuteFromExplorer(
PCWSTR pszFile,
PCWSTR pszParameters,
PCWSTR pszDirectory,
PCWSTR pszOperation,
int nShowCmd
)
{
IShellFolderViewDual* spFolderView = NULL;
GetDesktopAutomationObject(&IID_IShellFolderViewDual, &spFolderView);
if (spFolderView)
{
IDispatch* spdispShell = NULL;
spFolderView->lpVtbl->get_Application(spFolderView, &spdispShell);
if (spdispShell)
{
IShellDispatch2* spdispShell2 = NULL;
spdispShell->lpVtbl->QueryInterface(spdispShell, &IID_IShellDispatch2, &spdispShell2);
if (spdispShell2)
{
BSTR a_pszFile = pszFile ? SysAllocString(pszFile): SysAllocString(L"");
VARIANT a_pszParameters, a_pszDirectory, a_pszOperation, a_nShowCmd;
ZeroMemory(&a_pszParameters, sizeof(VARIANT));
ZeroMemory(&a_pszDirectory, sizeof(VARIANT));
ZeroMemory(&a_pszOperation, sizeof(VARIANT));
ZeroMemory(&a_nShowCmd, sizeof(VARIANT));
a_pszParameters.vt = VT_BSTR;
a_pszParameters.bstrVal = pszParameters ? SysAllocString(pszParameters) : SysAllocString(L"");
a_pszDirectory.vt = VT_BSTR;
a_pszDirectory.bstrVal = pszDirectory ? SysAllocString(pszDirectory) : SysAllocString(L"");
a_pszOperation.vt = VT_BSTR;
a_pszOperation.bstrVal = pszOperation ? SysAllocString(pszOperation) : SysAllocString(L"");
a_nShowCmd.vt = VT_INT;
a_nShowCmd.intVal = nShowCmd;
spdispShell2->lpVtbl->ShellExecuteW(spdispShell2, a_pszFile, a_pszParameters, a_pszDirectory, a_pszOperation, a_nShowCmd);
if (a_pszOperation.bstrVal)
{
SysFreeString(a_pszOperation.bstrVal);
}
if (a_pszDirectory.bstrVal)
{
SysFreeString(a_pszDirectory.bstrVal);
}
if (a_pszParameters.bstrVal)
{
SysFreeString(a_pszParameters.bstrVal);
}
if (a_pszFile)
{
SysFreeString(a_pszFile);
}
spdispShell2->lpVtbl->Release(spdispShell2);
}
spdispShell->lpVtbl->Release(spdispShell);
}
spFolderView->lpVtbl->Release(spFolderView);
}
}

12
ExplorerPatcher/utility.h
View File

@ -85,6 +85,18 @@ typedef struct _StuckRectsData
POINT pt;
} StuckRectsData;
void FindDesktopFolderView(REFIID riid, void** ppv);
void GetDesktopAutomationObject(REFIID riid, void** ppv);
void ShellExecuteFromExplorer(
PCWSTR pszFile,
PCWSTR pszParameters,
PCWSTR pszDirectory,
PCWSTR pszOperation,
int nShowCmd
);
#pragma region "Weird stuff"
INT64 STDMETHODCALLTYPE nimpl4_1(INT64 a1, DWORD* a2);
INT64 STDMETHODCALLTYPE nimpl4_0(INT64 a1, DWORD* a2);