zdoom/gzdoom
0
0
Fork 0
mirror of https://github.com/ZDoom/gzdoom.git synced 2024-11-25 05:21:16 +00:00
Code Issues Projects Releases Packages Wiki Activity

Better solution for DwmDefWindowProc on mingw64

Browse source 
On mingw, create our own thunk for DwmDefWindowProc. It should exist in libdwmapi.a (and exists in MSVC), but doesn't.
This commit is contained in:
Ritchie Swann 2024-08-11 10:33:10 +01:00 committed by Rachael Alexanderson
parent 709d5dd742
commit 699bef1316
No known key found for this signature in database
GPG key ID: 26A8ACCE97115EE0
2 changed files with 25 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
libraries/ZWidget/CMakeLists.txt
View file

@ -120,6 +120,9 @@ include_directories(include include/zwidget src)
if(WIN32)
set(ZWIDGET_SOURCES ${ZWIDGET_SOURCES} ${ZWIDGET_WIN32_SOURCES})
add_definitions(-DUNICODE -D_UNICODE)
if(MINGW)
add_definitions(-DMINGW)
endif()
elseif(APPLE)
set(ZWIDGET_SOURCES ${ZWIDGET_SOURCES} ${ZWIDGET_COCOA_SOURCES})
set(ZWIDGET_LIBS ${CMAKE_DL_LIBS} -ldl)

25
libraries/ZWidget/src/window/win32/win32window.cpp
View file

@ -29,6 +29,26 @@
#define RIDEV_INPUTSINK (0x100)
#endif
#ifdef MINGW
// MinGW's library doesn't contain a thunk for DwmDefWindowProc, so we need to create our own
BOOL DwmDefWindowProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT *plResult )
{
typedef LRESULT(* dwmdwp)(HWND, UINT, WPARAM, LPARAM );
BOOL result(false);
HMODULE module = LoadLibrary( _T( "dwmapi.dll" ) );
if( module ) {
dwmdwp proc = reinterpret_cast<dwmdwp>( GetProcAddress( module, "DwmDefWindowProc" ) );
if( proc ) {
*plResult = proc( hWnd, msg, wParam, lParam );
}
FreeLibrary(module);
}
return result;
}
#endif
static std::string from_utf16(const std::wstring& str)
{
if (str.empty()) return {};
@ -389,9 +409,8 @@ LRESULT Win32Window::OnWindowMessage(UINT msg, WPARAM wparam, LPARAM lparam)
{
LPARAM result = 0;
// DwmDefWindowProc is not a publicly defined symbol on Windows 11
/*if (DwmDefWindowProc(WindowHandle, msg, wparam, lparam, &result))
return result;*/
if (DwmDefWindowProc(WindowHandle, msg, wparam, lparam, &result))
return result;
if (msg == WM_INPUT)
{