Merged primary and secondary screens into one class.

lib/platform/CMSWindowsDesktop.cpp

@@ -0,0 +1,75 @@
+/*
+ * synergy -- mouse and keyboard sharing utility
+ * Copyright (C) 2002 Chris Schoeneman
+ * 
+ * This package is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * found in the file COPYING that should have accompanied this file.
+ * 
+ * This package is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "CMSWindowsDesktop.h"
+#include "CLog.h"
+#include "CArchMiscWindows.h"
+#include <malloc.h>
+
+//
+// CMSWindowsDesktop
+//
+
+HDESK
+CMSWindowsDesktop::openInputDesktop()
+{
+	if (CArchMiscWindows::isWindows95Family()) {
+		// there's only one desktop on windows 95 et al.
+		return GetThreadDesktop(GetCurrentThreadId());
+	}
+	else {
+		return OpenInputDesktop(DF_ALLOWOTHERACCOUNTHOOK, TRUE,
+								DESKTOP_CREATEWINDOW |
+									DESKTOP_HOOKCONTROL |
+									GENERIC_WRITE);
+	}
+}
+
+void
+CMSWindowsDesktop::closeDesktop(HDESK desk)
+{
+	// on 95/98/me we don't need to close the desktop returned by
+	// openInputDesktop().
+	if (desk != NULL && !CArchMiscWindows::isWindows95Family()) {
+		CloseDesktop(desk);
+	}
+}
+
+bool
+CMSWindowsDesktop::setDesktop(HDESK desk)
+{
+	// 95/98/me doesn't support multiple desktops so just return
+	// true on those platforms.
+	return (CArchMiscWindows::isWindows95Family() ||
+			SetThreadDesktop(desk) != 0);
+}
+
+CString
+CMSWindowsDesktop::getDesktopName(HDESK desk)
+{
+	if (desk == NULL) {
+		return CString();
+	}
+	else if (CArchMiscWindows::isWindows95Family()) {
+		return "desktop";
+	}
+	else {
+		DWORD size;
+		GetUserObjectInformation(desk, UOI_NAME, NULL, 0, &size);
+		TCHAR* name = (TCHAR*)alloca(size + sizeof(TCHAR));
+		GetUserObjectInformation(desk, UOI_NAME, name, size, &size);
+		CString result(name);
+		return result;
+	}
+}