94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
// Copyright (c) Microsoft Corporation.
|
|
// Licensed under the MIT license.
|
|
|
|
#include "precomp.h"
|
|
|
|
#include "shlwapi.h"
|
|
|
|
// Version detection code for ComCtl32 copied/adapter from
|
|
// https://msdn.microsoft.com/en-us/library/windows/desktop/hh298349(v=vs.85).aspx#DllGetVersion
|
|
|
|
#define PACKVERSION(major, minor) MAKELONG(minor, major)
|
|
|
|
static DWORD GetVersion(_In_ PCWSTR pwszDllName)
|
|
{
|
|
DWORD dwVersion = 0;
|
|
|
|
// We have to call for ComCtl32.dll without a path name so Fusion SxS will redirect us
|
|
// if it thinks we are manifested properly and Fusion is enabled in this process space.
|
|
HINSTANCE const hinstDll = LoadLibrary(pwszDllName);
|
|
|
|
if (nullptr != hinstDll)
|
|
{
|
|
DLLGETVERSIONPROC const pDllGetVersion = (DLLGETVERSIONPROC)GetProcAddress(hinstDll, "DllGetVersion");
|
|
|
|
// Because some DLLs might not implement this function, you must test for
|
|
// it explicitly. Depending on the particular DLL, the lack of a DllGetVersion
|
|
// function can be a useful indicator of the version.
|
|
|
|
if (nullptr != pDllGetVersion)
|
|
{
|
|
DLLVERSIONINFO dvi = { 0 };
|
|
dvi.cbSize = sizeof(dvi);
|
|
|
|
if (SUCCEEDED((*pDllGetVersion)(&dvi)))
|
|
{
|
|
dwVersion = PACKVERSION(dvi.dwMajorVersion, dvi.dwMinorVersion);
|
|
}
|
|
}
|
|
|
|
FreeLibrary(hinstDll);
|
|
}
|
|
return dwVersion;
|
|
}
|
|
|
|
static bool IsComCtlV6Present()
|
|
{
|
|
PCWSTR pwszDllName = L"ComCtl32.dll";
|
|
DWORD const dwVer = GetVersion(pwszDllName);
|
|
DWORD const dwTarget = PACKVERSION(6, 0);
|
|
|
|
if (dwVer >= dwTarget)
|
|
{
|
|
// This version of ComCtl32.dll is version 6.0 or later.
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
// Proceed knowing that version 6.0 or later additions are not available.
|
|
// Use an alternate approach for older the DLL version.
|
|
return false;
|
|
}
|
|
}
|
|
|
|
BOOL InitializeConsoleState()
|
|
{
|
|
RegisterClasses(ghInstance);
|
|
OEMCP = GetOEMCP();
|
|
g_fIsComCtlV6Present = IsComCtlV6Present();
|
|
|
|
return NT_SUCCESS(InitializeDbcsMisc());
|
|
}
|
|
|
|
void UninitializeConsoleState()
|
|
{
|
|
if (g_fHostedInFileProperties && gpStateInfo->LinkTitle != nullptr)
|
|
{
|
|
// If we're in the file props dialog and have an allocated title, we need to free it. Outside of the file props
|
|
// dlg, the caller of ConsolePropertySheet() owns the lifetime.
|
|
CoTaskMemFree(gpStateInfo->LinkTitle);
|
|
gpStateInfo->LinkTitle = nullptr;
|
|
}
|
|
|
|
LOG_IF_NTSTATUS_FAILED(DestroyDbcsMisc());
|
|
UnregisterClasses(ghInstance);
|
|
}
|
|
|
|
void UpdateApplyButton(const HWND hDlg)
|
|
{
|
|
if (g_fHostedInFileProperties)
|
|
{
|
|
PropSheet_Changed(GetParent(hDlg), hDlg);
|
|
}
|
|
}
|