/* * This file is part of the Polkit-qt project * Copyright (C) 2009 Daniel Nicoletti * Copyright (C) 2009 Dario Freddi * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public License * along with this library; see the file COPYING.LIB. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef POLKITQT1_GUI_ACTION_H #define POLKITQT1_GUI_ACTION_H #include "polkitqt1-export.h" #include namespace PolkitQt1 { namespace Gui { /** * \class Action polkitqt1-gui-action.h Action * \author Daniel Nicoletti * \author Dario Freddi * * \brief Class used to manage actions * * This class is an interface around PolicyKit Actions. * By using this class, you are able to track the result of a * given action. * * Most of the times, you would want to use this class combined * with a QAbstractButton. In this case, you can use the more * comfortable ActionButton class that manages button's properties * update for you. * * \see ActionButton */ class POLKITQT1_EXPORT Action : public QAction { Q_OBJECT Q_DISABLE_COPY(Action) public: enum State { None = 0, SelfBlocked = 1, Yes = 2, No = 4, Auth = 8, // Future usage = 16, // Future usage = 32, // Future usage = 64, // Future usage = 128, // Future usage = 256, All = 512 }; Q_DECLARE_FLAGS(States, State) /** * Constructs a new Action item * * \param actionId the PolicyKit action Id (e.g.: org.freedesktop.policykit.read) * \param parent the object parent */ explicit Action(const QString &actionId = QString(), QObject *parent = 0); ~Action(); Q_SIGNALS: /** * Emitted when the PolicyKit result (PolKitResult) * for the given action or the internal data changes * (i.e. the user called one of the set methods). * You should connect to this signal if you want * to track these changes. */ void dataChanged(); /** * Emitted when using this class as a proxy * for a given action, It's only emitted if the * activate() slot is called and the auth permits * the action * * \see activate() */ void authorized(); public Q_SLOTS: /** * Use this slot if you want to activate * the action. authorized() will be emitted * if the action gets authorized. * * \return \c true if the caller can do the action * * \see authorized() */ bool activate(); /** * Defines the checked state. The opposite state will * trigger authentication for this actions. For example, if * you set this to \c true, when the action's checked state * will become \c false, the authentication will be triggered. * * \param checked the new checked state */ void setChecked(bool checked); /** * This method can be used to revoke the authorization * obtained for this action. */ void revoke(); public: /** * Changes the action being tracked * * \param actionId The new action ID */ void setPolkitAction(const QString &actionId); /** * Returns the current action ID. * * \return The action ID * */ QString actionId() const; /** * Sets the text for the current action. This will * be shown only in the states specified in the \c states parameter. * \param text the new text for the action * \param states the states of the Polkit action on which the setting * will be applied */ void setText(const QString &text, States states = All); /** * Sets the tooltip for the current action. This will * be shown only in the states specified in the \c states parameter. * \param toolTip the new tooltip for the action * \param states the states of the Polkit action on which the setting * will be applied */ void setToolTip(const QString &toolTip, States states = All); /** * Sets the whatsthis for the current action. This will * be shown only in the states specified in the \c states parameter. * \param whatsThis the new whatsthis for the action * \param states the states of the Polkit action on which the setting * will be applied */ void setWhatsThis(const QString &whatsThis, States states = All); /** * Sets the icon for the current action. This will * be shown only in the states specified in the \c states parameter. * \note You need to pass a QIcon here. You can easily * create one from a Pixmap, or pass a KIcon * \param icon the new icon for the action * \param states the states of the Polkit action on which the setting * will be applied */ void setIcon(const QIcon &icon, States states = All); /** * Sets whether the current action is visible or not. This will * be applied only in the states specified in the \c states parameter. * \param visible visibility of the action * \param states the states of the Polkit action on which the setting * will be applied */ void setVisible(bool visible, States states = All); /** * Sets whether the current action is enabled or not. This will * be shown only in the states specified in the \c states parameter. * \param enabled whether the Action will be enabled or not * \param states the states of the Polkit action on which the setting * will be applied */ void setEnabled(bool enabled, States states = All); /** * This function sets the process id of the target that * should receive the authorization. Set this to 0 to set * the current process as the target. * * \param pid The target process id; 0 if it is the current process */ void setTargetPID(qint64 pid); /** * Gets the text of the action when it is in the specified state * * \note Passing None will return the current value * \param state The state to be checked * \returns The text shown when the action is in the specified state */ QString text(State state = None) const; /** * Gets the tooltip of the action when it is in the specified state * * \note Passing None will return the current value * \param state The state to be checked * \returns The tooltip shown when the action is in the specified state */ QString toolTip(State state = None) const; /** * Gets the whatsThis of the action when it is in the specified state * * \param state The state to be checked * \returns The whatsThis shown when the action is in the specified state */ QString whatsThis(State state = None) const; /** * Gets the icon of the action when it is in the specified state * * \note Passing None will return the current value * \param state The state to be checked * \returns The icon shown when the action is in the specified state */ QIcon icon(State state = None) const; /** * Gets whether the action is visible or not when it is in the specified state * * \note Passing None will return the current value * \param state The state to be checked * \returns Whether the action is visible or not in the specified state */ bool isVisible(State state = None) const; /** * Gets whether the action is enabled or not when it is in the specified state * * \note Passing None will return the current value * \param state The state to be checked * \returns Whether the action is enabled or not in the specified state */ bool isEnabled(State state = None) const; /** * \see setTargetPID */ qint64 targetPID() const; /** * This method can be used to check the if the current action * can be performed (i.e. PolKitResult is YES). * \note This method does not call the authentication dialog, use * activate() instead * \return \c true if the action can be performed */ bool isAllowed() const; /** * This method compares a PolicyKit action Id with the * current one of the object. * * \see actionId() * * \param actionId the action Id to compare * * \return \c true if the actionId is the same as this object's one */ bool is(const QString &actionId) const; private: class Private; Private * const d; Q_PRIVATE_SLOT(d, void configChanged()) }; } } Q_DECLARE_OPERATORS_FOR_FLAGS(PolkitQt1::Gui::Action::States) #endif