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-rw-r--r--src/modules/my/idle_x11.cpp113
1 files changed, 113 insertions, 0 deletions
diff --git a/src/modules/my/idle_x11.cpp b/src/modules/my/idle_x11.cpp
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+++ b/src/modules/my/idle_x11.cpp
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+/*
+ * idle_x11.cpp - detect desktop idle time
+ * Copyright (C) 2003 Justin Karneges
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+#ifndef Q_OS_MACX
+#ifndef COMPILE_ON_WINDOWS
+
+#include"idle.h"
+
+#ifndef COMPILE_XSS_SUPPORT
+
+IdlePlatform::IdlePlatform() {}
+IdlePlatform::~IdlePlatform() {}
+bool IdlePlatform::init() { return false; }
+int IdlePlatform::secondsIdle() { return 0; }
+
+#else
+
+#include<qapplication.h>
+
+#include<X11/Xlib.h>
+#include<X11/Xutil.h>
+#include<X11/extensions/scrnsaver.h>
+
+#ifdef COMPILE_USE_QT4
+ #include <qdesktopwidget.h>
+#endif
+
+static XErrorHandler old_handler = 0;
+extern "C" int xerrhandler(Display* dpy, XErrorEvent* err)
+{
+ if(err->error_code == BadDrawable)
+ return 0;
+
+ return (*old_handler)(dpy, err);
+}
+
+class IdlePlatform::Private
+{
+public:
+ Private() {}
+
+ XScreenSaverInfo *ss_info;
+};
+
+IdlePlatform::IdlePlatform()
+{
+ d = new Private;
+ d->ss_info = 0;
+}
+
+IdlePlatform::~IdlePlatform()
+{
+ if(d->ss_info)
+ XFree(d->ss_info);
+ if(old_handler) {
+ XSetErrorHandler(old_handler);
+ old_handler = 0;
+ }
+ delete d;
+}
+
+bool IdlePlatform::init()
+{
+ if(d->ss_info)
+ return true;
+
+ old_handler = XSetErrorHandler(xerrhandler);
+
+ int event_base, error_base;
+ if(XScreenSaverQueryExtension(QApplication::desktop()->screen()->x11Display(), &event_base, &error_base)) {
+ d->ss_info = XScreenSaverAllocInfo();
+ return true;
+ }
+ return false;
+}
+
+#ifdef COMPILE_USE_QT4
+ #include <qx11info_x11.h>
+#endif
+
+int IdlePlatform::secondsIdle()
+{
+ if(!d->ss_info)
+ return 0;
+#ifdef COMPILE_USE_QT4
+ if(!XScreenSaverQueryInfo(QApplication::desktop()->screen()->x11Display(), QX11Info::appRootWindow(), d->ss_info))
+#else
+ if(!XScreenSaverQueryInfo(QApplication::desktop()->screen()->x11Display(), qt_xrootwin(), d->ss_info))
+#endif
+ return 0;
+ return d->ss_info->idle / 1000;
+}
+
+#endif
+
+#endif
+#endif