Support File Path longer than 260 (tweak needed: https://www.tenforums.com/tutorials/51704-enable-disable-win32-long-paths-windows-10-a.html)

QuickLook.Native/QuickLook.Native32/DOpus.cpp

@@ -103,7 +103,7 @@ void DOpus::ParseXmlBuffer(PWCHAR buffer)
 		auto b = new WCHAR[size];
 		MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, path, -1, b, size);
 
-		wcscpy_s(buffer, MAX_PATH, b);
+		wcscpy_s(buffer, MAX_PATH_EX, b); // DOpus supports Long Path
 
 		delete[] b;
 		return; // we now cares only the first result

QuickLook.Native/QuickLook.Native32/DialogHook.cpp

@@ -58,9 +58,9 @@ void DialogHook::GetSelected(PWCHAR buffer)
 	if (!IsWow64Process(GetCurrentProcess(), &isSelfWoW64))
 		return;
 
+	// if QuickLook is 64bit and target is 32bit, obtain result from the helper
 	if (isTargetWoW64 && !isSelfWoW64)
 	{
-		// if self is 64bit and target is 32bit, do this
 		GetSelectedFromWoW64HookHelper(buffer);
 	}
 	else
@@ -72,7 +72,8 @@ void DialogHook::GetSelected(PWCHAR buffer)
 			return;
 
 		SendMessage(hwndfg, WM_HOOK_NOTIFY, 0, 0);
-		wcscpy_s(buffer, MAX_PATH, filePathBuffer);
+		
+		GetLongPathName(filePathBuffer, buffer, MAX_PATH_EX);
 	}
 }
 
@@ -114,7 +115,7 @@ void DialogHook::GetSelectedFromWoW64HookHelper(PWCHAR buffer)
 	SendMessage(hHelperWnd, WM_HOOK_NOTIFY, 0, 0);
 
 	// the sharedBuffer should now ready
-	wcscpy_s(buffer, MAX_PATH, sharedBuffer);
+	GetLongPathName(sharedBuffer, buffer, MAX_PATH_EX);
 
 	UnmapViewOfFile(sharedBuffer);
 	CloseHandle(hMapFile);

QuickLook.Native/QuickLook.Native32/Everything.cpp

@@ -43,7 +43,7 @@ void Everything::GetSelected(PWCHAR buffer)
 
 	auto p = wcsstr(pText, L"\r\n");
 	auto l = p == nullptr ? wcslen(pText) : p - pText;
-	wcsncpy_s(buffer, MAX_PATH, pText, l);
+	wcsncpy_s(buffer, MAX_PATH_EX, pText, l); // Everything supports Long Path
 
 	GlobalUnlock(hData);
 

QuickLook.Native/QuickLook.Native32/HelperMethods.cpp

@@ -60,7 +60,10 @@ void HelperMethods::ObtainFirstItem(CComPtr<IDataObject> dao, PWCHAR buffer)
 	if (n < 1)
 		return;
 
-	DragQueryFile(HDROP(medium.hGlobal), 0, buffer, MAX_PATH - 1);
+	WCHAR localBuffer[MAX_PATH] = { '\0' };
+	DragQueryFile(HDROP(medium.hGlobal), 0, localBuffer, MAX_PATH);
+	
+	GetLongPathName(localBuffer, buffer, MAX_PATH_EX);
 }
 
 bool HelperMethods::IsListaryToolbarVisible()

QuickLook.Native/QuickLook.Native32/stdafx.h

@@ -33,3 +33,5 @@
 #include<Shellapi.h>
 #include<Psapi.h>
 #include<AppModel.h>
+
+#define MAX_PATH_EX 32767