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// Generated by jextract

package org.purejava.appindicator;

import java.lang.invoke.*;
import java.lang.foreign.*;
import java.nio.ByteOrder;
import java.util.*;
import java.util.function.*;
import java.util.stream.*;

import static java.lang.foreign.ValueLayout.*;
import static java.lang.foreign.MemoryLayout.PathElement.*;

/**
 * {@snippet lang=c :
 * struct _AtkActionIface {
 *     GTypeInterface parent;
 *     gboolean (*do_action)(AtkAction *, gint);
 *     gint (*get_n_actions)(AtkAction *);
 *     const gchar *(*get_description)(AtkAction *, gint);
 *     const gchar *(*get_name)(AtkAction *, gint);
 *     const gchar *(*get_keybinding)(AtkAction *, gint);
 *     gboolean (*set_description)(AtkAction *, gint, const gchar *);
 *     const gchar *(*get_localized_name)(AtkAction *, gint);
 * }
 * }
 */
public class _AtkActionIface {

    _AtkActionIface() {
        // Should not be called directly
    }

    private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
        _GTypeInterface.layout().withName("parent"),
        app_indicator_h.C_POINTER.withName("do_action"),
        app_indicator_h.C_POINTER.withName("get_n_actions"),
        app_indicator_h.C_POINTER.withName("get_description"),
        app_indicator_h.C_POINTER.withName("get_name"),
        app_indicator_h.C_POINTER.withName("get_keybinding"),
        app_indicator_h.C_POINTER.withName("set_description"),
        app_indicator_h.C_POINTER.withName("get_localized_name")
    ).withName("_AtkActionIface");

    /**
     * The layout of this struct
     */
    public static final GroupLayout layout() {
        return $LAYOUT;
    }

    private static final GroupLayout parent$LAYOUT = (GroupLayout)$LAYOUT.select(groupElement("parent"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * GTypeInterface parent
     * }
     */
    public static final GroupLayout parent$layout() {
        return parent$LAYOUT;
    }

    private static final long parent$OFFSET = 0;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * GTypeInterface parent
     * }
     */
    public static final long parent$offset() {
        return parent$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * GTypeInterface parent
     * }
     */
    public static MemorySegment parent(MemorySegment struct) {
        return struct.asSlice(parent$OFFSET, parent$LAYOUT.byteSize());
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * GTypeInterface parent
     * }
     */
    public static void parent(MemorySegment struct, MemorySegment fieldValue) {
        MemorySegment.copy(fieldValue, 0L, struct, parent$OFFSET, parent$LAYOUT.byteSize());
    }

    /**
     * {@snippet lang=c :
     * gboolean (*do_action)(AtkAction *, gint)
     * }
     */
    public class do_action {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            int apply(MemorySegment _x0, int _x1);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_INT,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_INT
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(do_action.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(do_action.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static int invoke(MemorySegment funcPtr,MemorySegment _x0, int _x1) {
            try {
                return (int) DOWN$MH.invokeExact(funcPtr, _x0, _x1);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout do_action$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("do_action"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * gboolean (*do_action)(AtkAction *, gint)
     * }
     */
    public static final AddressLayout do_action$layout() {
        return do_action$LAYOUT;
    }

    private static final long do_action$OFFSET = 16;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * gboolean (*do_action)(AtkAction *, gint)
     * }
     */
    public static final long do_action$offset() {
        return do_action$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * gboolean (*do_action)(AtkAction *, gint)
     * }
     */
    public static MemorySegment do_action(MemorySegment struct) {
        return struct.get(do_action$LAYOUT, do_action$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * gboolean (*do_action)(AtkAction *, gint)
     * }
     */
    public static void do_action(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(do_action$LAYOUT, do_action$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * gint (*get_n_actions)(AtkAction *)
     * }
     */
    public class get_n_actions {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            int apply(MemorySegment _x0);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_INT,
            app_indicator_h.C_POINTER
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(get_n_actions.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(get_n_actions.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static int invoke(MemorySegment funcPtr,MemorySegment _x0) {
            try {
                return (int) DOWN$MH.invokeExact(funcPtr, _x0);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout get_n_actions$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("get_n_actions"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * gint (*get_n_actions)(AtkAction *)
     * }
     */
    public static final AddressLayout get_n_actions$layout() {
        return get_n_actions$LAYOUT;
    }

    private static final long get_n_actions$OFFSET = 24;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * gint (*get_n_actions)(AtkAction *)
     * }
     */
    public static final long get_n_actions$offset() {
        return get_n_actions$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * gint (*get_n_actions)(AtkAction *)
     * }
     */
    public static MemorySegment get_n_actions(MemorySegment struct) {
        return struct.get(get_n_actions$LAYOUT, get_n_actions$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * gint (*get_n_actions)(AtkAction *)
     * }
     */
    public static void get_n_actions(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(get_n_actions$LAYOUT, get_n_actions$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * const gchar *(*get_description)(AtkAction *, gint)
     * }
     */
    public class get_description {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            MemorySegment apply(MemorySegment _x0, int _x1);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_INT
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(get_description.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(get_description.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static MemorySegment invoke(MemorySegment funcPtr,MemorySegment _x0, int _x1) {
            try {
                return (MemorySegment) DOWN$MH.invokeExact(funcPtr, _x0, _x1);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout get_description$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("get_description"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * const gchar *(*get_description)(AtkAction *, gint)
     * }
     */
    public static final AddressLayout get_description$layout() {
        return get_description$LAYOUT;
    }

    private static final long get_description$OFFSET = 32;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * const gchar *(*get_description)(AtkAction *, gint)
     * }
     */
    public static final long get_description$offset() {
        return get_description$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * const gchar *(*get_description)(AtkAction *, gint)
     * }
     */
    public static MemorySegment get_description(MemorySegment struct) {
        return struct.get(get_description$LAYOUT, get_description$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * const gchar *(*get_description)(AtkAction *, gint)
     * }
     */
    public static void get_description(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(get_description$LAYOUT, get_description$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * const gchar *(*get_name)(AtkAction *, gint)
     * }
     */
    public class get_name {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            MemorySegment apply(MemorySegment _x0, int _x1);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_INT
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(get_name.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(get_name.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static MemorySegment invoke(MemorySegment funcPtr,MemorySegment _x0, int _x1) {
            try {
                return (MemorySegment) DOWN$MH.invokeExact(funcPtr, _x0, _x1);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout get_name$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("get_name"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * const gchar *(*get_name)(AtkAction *, gint)
     * }
     */
    public static final AddressLayout get_name$layout() {
        return get_name$LAYOUT;
    }

    private static final long get_name$OFFSET = 40;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * const gchar *(*get_name)(AtkAction *, gint)
     * }
     */
    public static final long get_name$offset() {
        return get_name$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * const gchar *(*get_name)(AtkAction *, gint)
     * }
     */
    public static MemorySegment get_name(MemorySegment struct) {
        return struct.get(get_name$LAYOUT, get_name$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * const gchar *(*get_name)(AtkAction *, gint)
     * }
     */
    public static void get_name(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(get_name$LAYOUT, get_name$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * const gchar *(*get_keybinding)(AtkAction *, gint)
     * }
     */
    public class get_keybinding {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            MemorySegment apply(MemorySegment _x0, int _x1);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_INT
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(get_keybinding.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(get_keybinding.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static MemorySegment invoke(MemorySegment funcPtr,MemorySegment _x0, int _x1) {
            try {
                return (MemorySegment) DOWN$MH.invokeExact(funcPtr, _x0, _x1);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout get_keybinding$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("get_keybinding"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * const gchar *(*get_keybinding)(AtkAction *, gint)
     * }
     */
    public static final AddressLayout get_keybinding$layout() {
        return get_keybinding$LAYOUT;
    }

    private static final long get_keybinding$OFFSET = 48;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * const gchar *(*get_keybinding)(AtkAction *, gint)
     * }
     */
    public static final long get_keybinding$offset() {
        return get_keybinding$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * const gchar *(*get_keybinding)(AtkAction *, gint)
     * }
     */
    public static MemorySegment get_keybinding(MemorySegment struct) {
        return struct.get(get_keybinding$LAYOUT, get_keybinding$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * const gchar *(*get_keybinding)(AtkAction *, gint)
     * }
     */
    public static void get_keybinding(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(get_keybinding$LAYOUT, get_keybinding$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * gboolean (*set_description)(AtkAction *, gint, const gchar *)
     * }
     */
    public class set_description {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            int apply(MemorySegment _x0, int _x1, MemorySegment _x2);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_INT,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_INT,
            app_indicator_h.C_POINTER
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(set_description.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(set_description.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static int invoke(MemorySegment funcPtr,MemorySegment _x0, int _x1, MemorySegment _x2) {
            try {
                return (int) DOWN$MH.invokeExact(funcPtr, _x0, _x1, _x2);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout set_description$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("set_description"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * gboolean (*set_description)(AtkAction *, gint, const gchar *)
     * }
     */
    public static final AddressLayout set_description$layout() {
        return set_description$LAYOUT;
    }

    private static final long set_description$OFFSET = 56;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * gboolean (*set_description)(AtkAction *, gint, const gchar *)
     * }
     */
    public static final long set_description$offset() {
        return set_description$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * gboolean (*set_description)(AtkAction *, gint, const gchar *)
     * }
     */
    public static MemorySegment set_description(MemorySegment struct) {
        return struct.get(set_description$LAYOUT, set_description$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * gboolean (*set_description)(AtkAction *, gint, const gchar *)
     * }
     */
    public static void set_description(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(set_description$LAYOUT, set_description$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * const gchar *(*get_localized_name)(AtkAction *, gint)
     * }
     */
    public class get_localized_name {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            MemorySegment apply(MemorySegment _x0, int _x1);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_INT
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(get_localized_name.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(get_localized_name.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static MemorySegment invoke(MemorySegment funcPtr,MemorySegment _x0, int _x1) {
            try {
                return (MemorySegment) DOWN$MH.invokeExact(funcPtr, _x0, _x1);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout get_localized_name$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("get_localized_name"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * const gchar *(*get_localized_name)(AtkAction *, gint)
     * }
     */
    public static final AddressLayout get_localized_name$layout() {
        return get_localized_name$LAYOUT;
    }

    private static final long get_localized_name$OFFSET = 64;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * const gchar *(*get_localized_name)(AtkAction *, gint)
     * }
     */
    public static final long get_localized_name$offset() {
        return get_localized_name$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * const gchar *(*get_localized_name)(AtkAction *, gint)
     * }
     */
    public static MemorySegment get_localized_name(MemorySegment struct) {
        return struct.get(get_localized_name$LAYOUT, get_localized_name$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * const gchar *(*get_localized_name)(AtkAction *, gint)
     * }
     */
    public static void get_localized_name(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(get_localized_name$LAYOUT, get_localized_name$OFFSET, fieldValue);
    }

    /**
     * Obtains a slice of {@code arrayParam} which selects the array element at {@code index}.
     * The returned segment has address {@code arrayParam.address() + index * layout().byteSize()}
     */
    public static MemorySegment asSlice(MemorySegment array, long index) {
        return array.asSlice(layout().byteSize() * index);
    }

    /**
     * The size (in bytes) of this struct
     */
    public static long sizeof() { return layout().byteSize(); }

    /**
     * Allocate a segment of size {@code layout().byteSize()} using {@code allocator}
     */
    public static MemorySegment allocate(SegmentAllocator allocator) {
        return allocator.allocate(layout());
    }

    /**
     * Allocate an array of size {@code elementCount} using {@code allocator}.
     * The returned segment has size {@code elementCount * layout().byteSize()}.
     */
    public static MemorySegment allocateArray(long elementCount, SegmentAllocator allocator) {
        return allocator.allocate(MemoryLayout.sequenceLayout(elementCount, layout()));
    }

    /**
     * Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
     * The returned segment has size {@code layout().byteSize()}
     */
    public static MemorySegment reinterpret(MemorySegment addr, Arena arena, Consumer cleanup) {
        return reinterpret(addr, 1, arena, cleanup);
    }

    /**
     * Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
     * The returned segment has size {@code elementCount * layout().byteSize()}
     */
    public static MemorySegment reinterpret(MemorySegment addr, long elementCount, Arena arena, Consumer cleanup) {
        return addr.reinterpret(layout().byteSize() * elementCount, arena, cleanup);
    }
}





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