47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/**
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* =========================================================================
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* File : input.h
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* Project : 0 A.D.
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* Description : SDL input redirector; dispatches to multiple handlers and
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* : allows record/playback of events.
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* =========================================================================
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*/
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// license: GPL; see lib/license.txt
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#ifndef INCLUDED_INPUT
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#define INCLUDED_INPUT
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#include "lib/external_libraries/sdl_fwd.h"
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// input handler return values.
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enum InReaction
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{
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// (the handlers' return values are checked and these
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// 'strange' values might bring errors to light)
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// pass the event to the next handler in the chain
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IN_PASS = 4,
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// we've handled it; no other handlers will receive this event.
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IN_HANDLED = 2
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};
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typedef InReaction (*InHandler)(const SDL_Event_*);
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// register an input handler, which will receive all subsequent events first.
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// events are passed to other handlers if handler returns IN_PASS.
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extern void in_add_handler(InHandler handler);
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// send event to each handler (newest first) until one returns true
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extern void in_dispatch_event(const SDL_Event_* event);
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extern void in_dispatch_recorded_events();
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extern LibError in_record(const char* fn);
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extern LibError in_playback(const char* fn);
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extern void in_stop(void);
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#endif // #ifndef INCLUDED_INPUT
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