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161 lines
5.4 KiB
161 lines
5.4 KiB
/**************************************************************************
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* Copyright (C) 2006-2007 by Danny Kukawka *
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* <dkukawka@suse.de>, <danny.kukawka@web.de> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of version 2 of the GNU General Public License *
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* as published by the Free Software Foundation. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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/*!
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* \file dbusInterface.h
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* \brief Headerfile for dbusInterface.cpp and the class \ref dbusInterface.
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*/
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/*!
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* \class dbusInterface
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* \brief class for connection to HAL via D-Bus
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* \author Danny Kukawka, <dkukawka@suse.de>, <danny.kukawka@web.de>
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* \date 2006-2007
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*/
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#ifndef _DBUSHAL_H_
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#define _DBUSHAL_H_
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#ifndef DBUS_API_SUBJECT_TO_CHANGE
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#define DBUS_API_SUBJECT_TO_CHANGE
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#endif
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// Global Header
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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// QT - Header
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#include <tqstring.h>
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// D-Bus Header
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#include <dbus/dbus.h> // needed for dbus_bool_t
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#include <dbus/message.h>
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#include <dbus/connection.h>
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// kpowersave - Header
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#include "kpowersave_debug.h"
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#define CK_SERVICE "org.freedesktop.ConsoleKit"
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#define CK_MANAGER_IFACE "org.freedesktop.ConsoleKit.Manager"
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#define CK_MANAGER_OBJECT "/org/freedesktop/ConsoleKit/Manager"
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#define CK_SESSION_IFACE "org.freedesktop.ConsoleKit.Session"
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enum msg_type {
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ACPI_EVENT,
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DBUS_EVENT,
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HAL_DEVICE,
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HAL_PROPERTY_CHANGED,
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HAL_CONDITION,
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CONSOLEKIT_SESSION_ACTIVE,
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POLICY_POWER_OWNER_CHANGED
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};
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class dbusInterface : public TQObject{
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Q_OBJECT
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private:
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//! QT connection to D-Bus
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DBusQt::Connection* m_dBusQtConnection;
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//! real connection to D-Bus
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DBusConnection *dbus_connection;
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//! to store information if KPowersave is connected to D-Bus
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/*!
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* This boolean represent information about the state of the connection to D-Bus
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* \li true: if connected
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* \li false: if disconnected
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*/
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bool dbus_is_connected;
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//! if we could claim the org.freedesktop.Policy.Power interface
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/*!
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* This boolean represent information if KPowersave could claim the
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* org.freedesktop.Policy.Power interface from the D-Bus
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* \li true: if aquired
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* \li false: if not
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*/
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bool aquiredPolicyPower;
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/* D-Bus helper functions */
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//! to initialise the connection to D-Bus
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bool initDBUS();
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//! to call a methode on a dbus interface with reply
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bool dbusMethodCall( TQString interface, TQString path, TQString object, TQString method,
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DBusBusType dbus_type, void *retvalue, int retval_type,
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int first_arg_type, va_list var_args);
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public:
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//! default constructor
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dbusInterface();
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//! default destructor
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~dbusInterface();
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//! to reconnect to D-Bus and HAL
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bool reconnect();
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//! to close the connection to D-Bus and HAL
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bool close();
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//! to aquire the org.freedesktop.Policy.Power interface
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bool aquirePolicyPowerIface();
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//! to release the org.freedesktop.Policy.Power interface
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bool releasePolicyPowerIface();
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//! to check if the org.freedesktop.Policy.Power interface has an owner
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bool isPolicyPowerIfaceOwned();
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// --- helper to get private members of the class --- //
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//! to get information if KPowersave is connected to D-Bus
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bool isConnectedToDBUS();
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//! to get info about claim org.freedesktop.Policy.Power interface
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bool aquiredPolicyPowerInterface();
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//! return the current DBus connection
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DBusConnection *get_DBUS_connection();
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/* D-Bus helper functions */
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/* functions to call methodes */
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//! to call a methode on a dbus system bus method without reply
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bool dbusSystemMethodCall( TQString interface, TQString path, TQString object, TQString method,
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int first_arg_type, ... );
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//! to call a methode on a dbus system bus method with reply
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bool dbusSystemMethodCall( TQString interface, TQString path, TQString object, TQString method,
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void *retvalue, int retval_type, int first_arg_type, ... );
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/* PolicyKit call helper */
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//! check if the user has a requested privilege
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int isUserPrivileged( TQString privilege, TQString udi, TQString ressource = "", TQString user = TQString());
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//! wrapper to emit a signal with a event from HAL
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void emitMsgReceived( msg_type type, TQString message, TQString string );
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signals:
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//! signal with message to forward from D-Bus to HAL
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void msgReceived_withStringString( msg_type, TQString, TQString );
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//! signal if we resumed!
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void backFromSuspend( int result );
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};
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//! filter function to filter out needed information from D-Bus messages
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DBusHandlerResult filterFunction (DBusConnection *connection, DBusMessage *message, void *data);
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#endif
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