DXGL r411 - Code Review

Repository:	DXGL
Revision:	< r410‎ \| r411 \| r412 >
Date:	17:17, 15 December 2013
Author:	admin
Status:	new
Tags:
Comment:	Support "Enabled" setting for DPI scaling.
Modified paths:	/cfgmgr/cfgmgr.cpp (modified) (history)

Diff [purge]

Index: cfgmgr/cfgmgr.cpp
—	—	@@ -332,8 +332,37 @@
333	333	ReadSettings(hKey,cfg,NULL,false,true,NULL);
334	334	RegCloseKey(hKey);
335	335	hKey = NULL;
	336	+ HMODULE hSHCore = NULL;
	337	+ HMODULE hUser32 = NULL;
336	338	if (initial)
337	339	{
	340	+ if (cfg->DPIScale == 1)
	341	+ {
	342	+ bool DPIAwarePM = false;
	343	+ hSHCore = LoadLibrary(_T("SHCore.dll"));
	344	+ if (hSHCore)
	345	+ {
	346	+ HRESULT(WINAPI *_SetProcessDpiAwareness)(DWORD value)
	347	+ = (HRESULT(WINAPI*)(DWORD))GetProcAddress(hSHCore, "SetProcessDpiAwareness");
	348	+ if (_SetProcessDpiAwareness)
	349	+ {
	350	+ DPIAwarePM = true;
	351	+ _SetProcessDpiAwareness(2);
	352	+ }
	353	+ }
	354	+ if (!DPIAwarePM)
	355	+ {
	356	+ hUser32 = LoadLibrary(_T("User32.dll"));
	357	+ if (hUser32)
	358	+ {
	359	+ BOOL(WINAPI *_SetProcessDPIAware)()
	360	+ = (BOOL(WINAPI*)())GetProcAddress(hUser32, "SetProcessDPIAware");
	361	+ if (_SetProcessDPIAware) _SetProcessDPIAware();
	362	+ }
	363	+ }
	364	+ if (hSHCore) FreeLibrary(hSHCore);
	365	+ if (hUser32) FreeLibrary(hUser32);
	366	+ }
338	367	HMODULE hKernel32 = LoadLibrary(_T("kernel32.dll"));
339	368	BOOL (WINAPI *iswow64)(HANDLE,PBOOL) = NULL;
340	369	if(hKernel32) iswow64 = (BOOL(WINAPI*)(HANDLE,PBOOL))GetProcAddress(hKernel32,"IsWow64Process");