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Java language bindings for Gtk, generated with Java-GI
There is a newer version: 0.11.2
// This file was automatically generated by Java-GI. Do not edit this file
// directly! Visit  for more information.
//
// The API documentation in this file was derived from GObject-Introspection
// metadata and may include text or comments from the original C sources.
//
// Copyright (c), upstream authors as identified in the GObject-Introspection
// metadata.
//
// This generated file is distributed under the same license as the original
// GObject-Introspection data, unless otherwise specified. Users of this file
// are responsible for complying with any licenses or terms required by the
// original authors.
//
// THIS FILE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, AND NONINFRINGEMENT.
//
package org.gnome.gtk;

import io.github.jwharm.javagi.base.FunctionPointer;
import io.github.jwharm.javagi.gobject.InstanceCache;
import io.github.jwharm.javagi.interop.Interop;
import java.lang.FunctionalInterface;
import java.lang.foreign.Arena;
import java.lang.foreign.FunctionDescriptor;
import java.lang.foreign.Linker;
import java.lang.foreign.MemorySegment;
import java.lang.foreign.ValueLayout;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import javax.annotation.processing.Generated;
import org.gnome.glib.GError;

/**
 * Functional interface declaration of the {@code PrintJobCompleteFunc} callback.
 * 
 * @see PrintJobCompleteFunc#run
 */
@FunctionalInterface
@Generated("io.github.jwharm.JavaGI")
public interface PrintJobCompleteFunc extends FunctionPointer {
    /**
     * The type of callback that is passed to gtk_print_job_send().
     * 
     * It is called when the print job has been completely sent.
     */
    void run(PrintJob printJob, GError error);

    /**
     * The {@code upcall} method is called from native code. The parameters
     * are marshaled and {@link #run} is executed.
     */
    default void upcall(MemorySegment printJob, MemorySegment userData, MemorySegment error) {
        Arena _arena = Arena.ofAuto();
        run((PrintJob) InstanceCache.getForType(printJob, PrintJob::new, false), MemorySegment.NULL.equals(error) ? null : new GError(error));
    }

    /**
     * Creates a native function pointer to the {@link #upcall} method.
     *
     * @return the native function pointer
     */
    default MemorySegment toCallback(Arena arena) {
        FunctionDescriptor _fdesc = FunctionDescriptor.ofVoid(ValueLayout.ADDRESS,
                ValueLayout.ADDRESS, ValueLayout.ADDRESS);
        MethodHandle _handle = Interop.upcallHandle(MethodHandles.lookup(), PrintJobCompleteFunc.class, _fdesc);
        return Linker.nativeLinker().upcallStub(_handle.bindTo(this), _fdesc, arena);
    }
}