120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
//---
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// gint:keysc:getkey - High-level keyboard monitoring function
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//---
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#include <gint/keyboard.h>
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#include <gint/drivers/keydev.h>
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#include <gint/gint.h>
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#include <gint/defs/types.h>
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#ifdef FX9860G
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#include <gint/drivers/t6k11.h>
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#endif
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/* Delay before first repeat and subsequent repeats, in milliseconds */
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static int rep_first = 400, rep_next = 40;
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/* Repeat profile function */
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static getkey_profile_t repeat_profile = NULL;
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/* Feature function */
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static getkey_feature_t feature_function = NULL;
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/* Repeater specification */
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static enum { NONE, ALL, ARROWS, FILTER } repeat_mode;
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static int getkey_repeater(int key, int duration, int count)
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{
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if(repeat_mode == NONE) return -1;
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if(repeat_mode == FILTER) return repeat_profile(key, duration, count);
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if(repeat_mode == ARROWS && key != KEY_LEFT && key != KEY_RIGHT
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&& key != KEY_UP && key != KEY_DOWN) return -1;
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return (count ? rep_next : rep_first) * 1000;
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}
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/* getkey(): Wait for a key press */
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key_event_t getkey(void)
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{
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return getkey_opt(GETKEY_DEFAULT, NULL);
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}
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/* getkey_opt(): Enhanced getkey() */
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key_event_t getkey_opt(int opt, volatile int *timeout)
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{
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keydev_t *d = keydev_std();
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keydev_transform_t tr0 = keydev_transform(d);
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key_event_t e;
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int o = KEYDEV_TR_REPEATS +
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KEYDEV_TR_DELETE_MODIFIERS +
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KEYDEV_TR_DELETE_RELEASES +
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(opt & (GETKEY_MOD_SHIFT + GETKEY_MOD_ALPHA));
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keydev_set_transform(d, (keydev_transform_t){ o, getkey_repeater });
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repeat_mode = NONE;
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if(opt & GETKEY_REP_ARROWS) repeat_mode = ARROWS;
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if(opt & GETKEY_REP_ALL) repeat_mode = ALL;
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if(opt & GETKEY_REP_PROFILE && repeat_profile) repeat_mode = FILTER;
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while(1)
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{
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e = keydev_read(d);
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if(e.type == KEYEV_NONE && timeout && *timeout) break;
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#ifdef FX9860G
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/* Backlight toggle */
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else if((opt & GETKEY_BACKLIGHT) && e.type == KEYEV_DOWN &&
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e.key == KEY_OPTN && e.shift && !e.alpha)
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t6k11_backlight(-1);
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#endif
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/* Return-to-menu */
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else if((opt & GETKEY_MENU) && e.type == KEYEV_DOWN &&
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e.key == KEY_MENU && !e.shift && !e.alpha)
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gint_osmenu();
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else if(e.type == KEYEV_DOWN || e.type == KEYEV_HOLD)
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{
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/* Custom global features */
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bool accepted = false;
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if((opt & GETKEY_FEATURES) && feature_function)
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accepted = feature_function(e);
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/* Return if the even has not been accepted yet */
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if(!accepted) break;
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}
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}
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keydev_set_transform(d, tr0);
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return e;
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}
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/* getkey_repeat(): Set repeat delays for getkey() */
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void getkey_repeat(int first, int next)
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{
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rep_first = first;
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rep_next = next;
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}
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/* getkey_repeat_profile(): Get the current repeat profile function */
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getkey_profile_t getkey_repeat_profile(void)
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{
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return repeat_profile;
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}
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/* getkey_set_repeat_profile(): Set the repeat profile function */
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void getkey_set_repeat_profile(getkey_profile_t profile)
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{
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repeat_profile = profile;
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}
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/* getkey_feature_function(): Get the current feature function */
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getkey_feature_t getkey_feature_function(void)
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{
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return feature_function;
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}
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/* getkey_set_feature_function(): Set the global feature function */
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void getkey_set_feature_function(getkey_feature_t function)
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{
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feature_function = function;
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}
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