gboxed.sgml

GLib是GTK+和GNOME工程的基础底层核心程序库

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GBoxed

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Mechanism to wrap opaque C structures registered by the type system.

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#GParamSpecBoxed, g_param_spec_boxed()
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<!-- ##### USER_FUNCTION GBoxedCopyFunc ##### -->
<para>
This function is provided by the user and should produce a copy of the passed
in boxed structure.
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@boxed:   The boxed structure to be copied.
@Returns: The newly created copy of the boxed structure.


<!-- ##### USER_FUNCTION GBoxedFreeFunc ##### -->
<para>
This function is provided by the user and should free the boxed
structure passed.
</para>

@boxed: The boxed structure to be freed.


<!-- ##### FUNCTION g_boxed_copy ##### -->
<para>
Provide a copy of a boxed structure @src_boxed which is of type @boxed_type.
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@boxed_type: The type of @src_boxed.
@src_boxed:  The boxed structure to be copied.
@Returns:    The newly created copy of the boxed structure.


<!-- ##### FUNCTION g_boxed_free ##### -->
<para>
Free the boxed structure @boxed which is of type @boxed_type.
</para>

@boxed_type: The type of @boxed.
@boxed:      The boxed structure to be freed.


<!-- ##### FUNCTION g_boxed_type_register_static ##### -->
<para>
This function creates a new %G_TYPE_BOXED derived type id for a new
boxed type with name @name. Boxed type handling functions have to be
provided to copy and free opaque boxed structures of this type.
</para>

@name: Name of the new boxed type.
@boxed_copy: Boxed structure copy function.
@boxed_free: Boxed structure free function.
@Returns: New %G_TYPE_BOXED derived type id for @name.
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@boxed_init: 
@is_refcounted: 


<!-- ##### FUNCTION g_pointer_type_register_static ##### -->
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@name: 
@Returns: 


<!-- ##### MACRO G_TYPE_GSTRING ##### -->
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