59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/*
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* input.h
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* This file is part of LCDd, the lcdproc server.
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*
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* This file is released under the GNU General Public License. Refer to the
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* COPYING file distributed with this package.
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*
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* Copyright (c) 1999, William Ferrell, Scott Scriven
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*
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*/
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#ifndef INPUT_H
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#define INPUT_H
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#include <stdlib.h>
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/* Accepts and uses keypad input while displaying screens... */
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int handle_input ();
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/* These defines should be used by drivers for version 0.4.3 of LCDproc
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* as return values for _getkey().
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* You should not change these values, as some drivers still return
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* A, B, C; D directly without using these defines!
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*/
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#define INPUT_PAUSE_KEY 'A'
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#define INPUT_BACK_KEY 'B'
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#define INPUT_FORWARD_KEY 'C'
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#define INPUT_MAIN_MENU_KEY 'D'
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#ifndef bool
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# define bool short
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# define true 1
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# define false 0
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#endif
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typedef struct KeyReservation {
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char * key;
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bool exclusive;
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Client * client; /* NULL for internal clients */
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} KeyReservation;
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int init_input();
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/* Init the input handling system */
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int input_reserve_key (char * key, bool exclusive, Client * client);
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/* Reserves a key for a client */
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/* Return -1 if reservation of key is not possible */
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void input_release_key (char * key, Client * client);
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/* Releases a key reservation */
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void input_release_client_keys (Client * client);
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/* Releases all key reservations for a given client */
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KeyReservation * input_find_key (char * key, Client * client);
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/* Finds if a key reservation causes a 'hit'.
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* If the key was reserved exclusively, the client will be ignored.
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* If the key was reserved shared, the client must match.
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*/
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#endif
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