75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
//-----------------------------------------------------------------------------
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//
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// Copyright © 2016 Project Golan
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//
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// See "LICENSE" for more information.
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//
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//-----------------------------------------------------------------------------
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//
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// Callbacks.
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//
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// If an x-macro is defined, this file will give info about callback types.
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// Format: (sig, name, ret, arguments...)
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// sig - Signal name.
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// name - Identifier.
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// ret - Return value of callback.
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// arguments - Arguments of callback (vararg).
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//
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//-----------------------------------------------------------------------------
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#if defined(Lth_X)
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Lth_X(SigDestroy, destroy, void, struct Lth_Control *)
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Lth_X(SigClicked, click, void, struct Lth_Control *)
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Lth_X(SigDraw , draw, void, struct Lth_Control *)
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Lth_X(SigDrawPst, drawpost, void, struct Lth_Control *)
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Lth_X(SigUpdate , update, void, struct Lth_Control *)
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#undef Lth_X
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#elif !defined(lithos3__Lth_callback_h)
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#define lithos3__Lth_callback_h
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#define Lth_Callback(name) ((Lth_Callback_t)(name))
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#define Lth_Call(name, ...) \
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do \
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{ \
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if((name).data != NULL) \
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for(size_t cbIter = 0; cbIter < (name).size; cbIter++) \
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(name).data[cbIter](__VA_ARGS__); \
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} \
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while(0)
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#define Lth_CallReverse(name, ...) \
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do \
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{ \
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if((name).data != NULL) \
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for(size_t cbIter = (name).size; cbIter > 0; cbIter--) \
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(name).data[cbIter - 1](__VA_ARGS__); \
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} \
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while(0)
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// Type Definitions ----------------------------------------------------------|
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struct Lth_Control;
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typedef void (*Lth_Callback_t)(void);
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#define Lth_X(sig, name, ret, ...) \
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typedef ret (*Lth_##sig##_t)(__VA_ARGS__);
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#include "Lth_callback.h"
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//
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// Lth_CallbackSet
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//
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typedef struct Lth_CallbackSet
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{
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#define Lth_X(sig, name, ret, ...) \
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Lth_Vector(Lth_##sig##_t) name;
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#include "Lth_callback.h"
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} Lth_CallbackSet;
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#endif//lithos3__Lth_callback_h
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