Fix for Everything v1.5(a) and later. Supports both v1.4 and v1.5. Turning off alpha_instance is no longer necessary. Also fixes a bug which crashes QuickLook when the path returned by client program is quoted.

QuickLook.Native/QuickLook.Native32/Everything.cpp

@@ -1,4 +1,4 @@
-// Copyright © 2017 Paddy Xu
+// Copyright © 2017 Paddy Xu
 // 
 // This file is part of QuickLook program.
 // 
@@ -18,17 +18,32 @@
 #include "stdafx.h"
 #include "Everything.h"
 
-#define EVERYTHING_IPC_SEARCH_CLIENT_WNDCLASSW							L"EVERYTHING"
-#define EVERYTHING_IPC_ID_FILE_COPY_FULL_PATH_AND_NAME					41007
-
 void Everything::GetSelected(PWCHAR buffer)
 {
-	if (SendMessage(
-		FindWindow(EVERYTHING_IPC_SEARCH_CLIENT_WNDCLASSW, nullptr),
+	auto hWinFG = GetForegroundWindow();
+	
+	// Everything v1.5 IPC via hidden window.
+	HWND hWinI = FindWindowExW(hWinFG, NULL, EVERYTHING_IPC_HIDDEN_WIN_CLASS, NULL);
+	
+	if (hWinI != nullptr) {
+		int pLength = GetWindowTextLength(hWinI);
+		wchar_t* pText = new wchar_t[pLength + 1];
+		GetWindowText(hWinI, pText, pLength + 1);
+		wcsncpy_s(buffer, MAX_PATH_EX, pText, pLength);
+		return; // Success. Clipboard access unnecessary.
+	}
+
+	HWND hWin = FindWindowW(EVERYTHING_IPC_WINDOW_CLASS, NULL);
+
+	if (hWin != nullptr) {
+		// Everything IPC Clipboard
+		SendMessageW(
+			hWin,
 			WM_COMMAND,
-		MAKEWPARAM(EVERYTHING_IPC_ID_FILE_COPY_FULL_PATH_AND_NAME, 0),
-		0))
-		return;
+			MAKEWPARAM(EVERYTHING_IPC_COPY_TO_CLIPBOARD, 0),
+			0);
+
+		Sleep(100);
 		
 		if (!OpenClipboard(nullptr))
 			return;
@@ -46,9 +61,18 @@ void Everything::GetSelected(PWCHAR buffer)
 		wcsncpy_s(buffer, MAX_PATH_EX, pText, l); // Everything supports Long Path
 		
 		GlobalUnlock(hData);
-
 		CloseClipboard();
 	}
+}
+
+bool Everything::MatchClass(PWCHAR classBuffer)
+{
+	WCHAR sMatchC[256] = { '\0' };
+	WCHAR sMatchS[256] = EVERYTHING_IPC_WINDOW_CLASS;
+	int iLen = wcslen(sMatchS);
+	wcsncpy_s(sMatchC, classBuffer, iLen);
+	return (0 == wcscmp(sMatchC, sMatchS));
+}
 
 void Everything::backupClipboard()
 {

QuickLook.Native/QuickLook.Native32/Everything.h

@@ -15,11 +15,16 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+#define EVERYTHING_IPC_HIDDEN_WIN_CLASS			L"EVERYTHING_RESULT_LIST_FOCUS"
+#define EVERYTHING_IPC_WINDOW_CLASS				L"EVERYTHING"
+#define EVERYTHING_IPC_COPY_TO_CLIPBOARD		41007
+
 #pragma once
 class Everything
 {
 public:
 	static void GetSelected(PWCHAR buffer);
+	static bool MatchClass(PWCHAR classBuffer);
 
 private:
 	static void backupClipboard();

QuickLook.Native/QuickLook.Native32/Shell32.cpp

@@ -40,7 +40,7 @@ Shell32::FocusedWindowType Shell32::GetFocusedWindowType()
 	{
 		return DOPUS;
 	}
-	if (wcscmp(classBuffer, L"EVERYTHING") == 0 || wcscmp(classBuffer, L"EVERYTHING_SHELL_EXECUTE") == 0)
+ 	if (Everything::MatchClass(classBuffer))
 	{
 		return EVERYTHING;
 	}

QuickLook/NativeMethods/QuickLook.cs

@@ -103,7 +103,12 @@ namespace QuickLook.NativeMethods
             thread.SetApartmentState(ApartmentState.STA);
             thread.Start();
             thread.Join();
-            return ResolveShortcut(sb?.ToString() ?? string.Empty);
+            if(sb.Length > 2 && sb[0].Equals('"') && sb[sb.Length-1].Equals('"'))
+            {
+                // We got a quoted string which breaks ResolveShortcut
+                sb = sb.Replace("\"", "", 0, 1).Replace("\"", "", sb.Length-1, 1);
+            }
+            return ResolveShortcut(sb?.ToString() ?? String.Empty);
         }
 
         private static string ResolveShortcut(string path)