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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Copyright @ 2015 Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.java.sip.communicator.impl.osdependent.systemtray.appindicator;
import java.util.*;
import com.sun.jna.*;
/**
* JNA mappings for GTK GObject types that are required for the tray menu.
*
* @author Ingo Bauersachs
*/
interface Gobject extends Library
{
static final Gobject INSTANCE =
(Gobject) Native.loadLibrary("gobject-2.0", Gobject.class);
interface SignalHandler extends Callback
{
void signal(Pointer widget, Pointer data);
}
/**
* Connects a GCallback function to a signal for a particular object.
* Similar to g_signal_connect(), but allows to provide a GClosureNotify for
* the data which will be called when the signal handler is disconnected and
* no longer used. Specify connect_flags if you need ..._after() or
* ..._swapped() variants of this function.
*
* @param instance the instance to connect to.
* @param detailed_signal a string of the form "signal-name::detail".
* @param c_handler the GCallback to connect.
* @param data data to pass to c_handler calls.
* @param destroy_data a GClosureNotify for data.
* @param connect_flags a combination of GConnectFlags.
*
* @return the handler id (always greater than 0 for successful connections)
*/
long g_signal_connect_data(Pointer instance, String detailed_signal,
SignalHandler c_handler, Pointer data, Pointer destroy_data,
int connect_flags);
/**
* Disconnects a handler from an instance so it will not be called during
* any future or currently ongoing emissions of the signal it has been
* connected to. The handler_id becomes invalid and may be reused. The
* handler_id has to be a valid signal handler id, connected to a signal of
* instance .
*
* @param instance The instance to remove the signal handler from.
* @param handler_id Handler id of the handler to be disconnected.
*/
void g_signal_handler_disconnect(Pointer instance, long handler_id);
/**
* Decreases the reference count of object. When its reference count drops
* to 0, the object is finalized (i.e. its memory is freed). If the pointer
* to the GObject may be reused in future (for example, if it is an instance
* variable of another object), it is recommended to clear the pointer to
* NULL rather than retain a dangling pointer to a potentially invalid
* GObject instance. Use g_clear_object() for this.
*
* @param object a GObject.
*/
void g_object_unref(Pointer object);
/**
* Increases the reference count of object.
*
* @param object a GObject.
* @return the same object.
*/
Pointer g_object_ref(Pointer object);
}
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