244 lines
8.2 KiB
C
244 lines
8.2 KiB
C
#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#include <Eina.h>
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#include <Elementary.h>
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//#define DEBUGON
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#ifdef DEBUGON
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# define gl_debug(x...) fprintf(stderr, __FILE__": " x)
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#else
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# define gl_debug(x...) do { } while (0)
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#endif
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struct _Func_Data
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{
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EINA_INLIST;
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void *user_data; /**< Holds user data to CB (like sd) */
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Elm_Gesture_Event_Cb cb;
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};
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typedef struct _Func_Data Func_Data;
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struct _Tap_Longpress_Info
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{
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Evas_Object *obj;
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Eina_Inlist *cbs[ELM_GESTURE_STATE_ABORT + 1]; /**< Callback info (Func_Data) for states */
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void *data;
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Ecore_Timer *timer_between_taps;
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unsigned int nb_taps_on_single : 7;
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Eina_Bool long_tap_started : 1;
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};
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typedef struct _Tap_Longpress_Info Tap_Longpress_Info;
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static Evas_Event_Flags
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_cb_call(Tap_Longpress_Info *info, Elm_Gesture_State state, void *event_info)
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{
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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Func_Data *cb_info;
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EINA_INLIST_FOREACH(info->cbs[state], cb_info)
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flags |= cb_info->cb(cb_info->user_data, event_info);
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return flags;
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}
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static Evas_Event_Flags
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_tap_long_single_tap_start_cb(void *data, void *event_info)
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{
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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if (!info->nb_taps_on_single)
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{
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gl_debug("\n%s\n", __func__);
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_cb_call(info, ELM_GESTURE_STATE_START, event_info);
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}
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return flags;
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}
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static Evas_Event_Flags
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_tap_long_single_tap_abort_cb(void *data, void *event_info EINA_UNUSED)
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{
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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if (!info->long_tap_started)
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{
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gl_debug("%s\n", __func__);
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_cb_call(info, ELM_GESTURE_STATE_ABORT, NULL);
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info->nb_taps_on_single = 0;
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}
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return flags;
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}
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static Eina_Bool
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_tap_long_timeout(void *data)
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{
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gl_debug("%s\n", __func__);
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Tap_Longpress_Info *info = data;
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_tap_long_single_tap_abort_cb(info, NULL);
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info->timer_between_taps = NULL;
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return ECORE_CALLBACK_CANCEL;
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}
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static Evas_Event_Flags
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_tap_long_single_tap_end_cb(void *data, void *event_info)
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{
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gl_debug("%s\n", __func__);
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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double timeout_between_taps = elm_gesture_layer_double_tap_timeout_get(info->obj);
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info->timer_between_taps = ecore_timer_add(timeout_between_taps,
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_tap_long_timeout, info);
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info->nb_taps_on_single = ((Elm_Gesture_Taps_Info *)event_info)->n;
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return flags;
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}
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static Evas_Event_Flags
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_tap_long_long_tap_start_cb(void *data, void *event_info EINA_UNUSED)
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{
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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if (info->nb_taps_on_single && info->timer_between_taps)
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{
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gl_debug("%s\n", __func__);
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info->long_tap_started = EINA_TRUE;
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ecore_timer_del(info->timer_between_taps);
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info->timer_between_taps = NULL;
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}
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return flags;
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}
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static Evas_Event_Flags
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_tap_long_long_tap_abort_cb(void *data, void *event_info EINA_UNUSED)
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{
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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if (info->long_tap_started)
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{
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gl_debug("%s\n", __func__);
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_cb_call(info, ELM_GESTURE_STATE_ABORT, NULL);
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info->nb_taps_on_single = 0;
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info->long_tap_started = EINA_FALSE;
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}
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return flags;
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}
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static Evas_Event_Flags
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_tap_long_long_tap_move_cb(void *data, void *event_info)
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{
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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if (info->long_tap_started)
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{
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if (((Elm_Gesture_Taps_Info *)event_info)->n != info->nb_taps_on_single)
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{
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_tap_long_long_tap_abort_cb(info, NULL);
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}
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else
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{
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gl_debug("%s\n", __func__);
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_cb_call(info, ELM_GESTURE_STATE_MOVE, event_info);
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}
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}
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return flags;
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}
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static Evas_Event_Flags
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_tap_long_long_tap_end_cb(void *data, void *event_info)
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{
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Tap_Longpress_Info *info = data;
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Evas_Event_Flags flags = EVAS_EVENT_FLAG_NONE;
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if (info->long_tap_started)
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{
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gl_debug("%s\n", __func__);
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_cb_call(info, ELM_GESTURE_STATE_END, event_info);
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info->long_tap_started = EINA_FALSE;
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info->nb_taps_on_single = 0;
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}
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return flags;
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}
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static void
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_object_delete(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
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{
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Tap_Longpress_Info *info = evas_object_data_get(obj, "Tap-Longpress");
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if (info)
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{
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Eina_Inlist *itr;
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Func_Data *cb_info;
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int state;
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for (state = ELM_GESTURE_STATE_START; state <= ELM_GESTURE_STATE_ABORT; state++)
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{
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EINA_INLIST_FOREACH_SAFE(info->cbs[state], itr, cb_info)
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{
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info->cbs[state] = eina_inlist_remove(
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info->cbs[state], EINA_INLIST_GET(cb_info));
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free(cb_info);
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}
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}
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_TAPS, ELM_GESTURE_STATE_START, _tap_long_single_tap_start_cb, info);
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_TAPS, ELM_GESTURE_STATE_ABORT, _tap_long_single_tap_abort_cb, info);
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_TAPS, ELM_GESTURE_STATE_END, _tap_long_single_tap_end_cb, info);
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_START, _tap_long_long_tap_start_cb, info);
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_MOVE, _tap_long_long_tap_move_cb, info);
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_ABORT, _tap_long_long_tap_abort_cb, info);
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elm_gesture_layer_cb_del(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_END, _tap_long_long_tap_end_cb, info);
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evas_object_data_del(obj, "Tap-Longpress");
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free(info);
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}
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}
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EAPI void elm_gesture_layer_tap_longpress_cb_add(Evas_Object *obj, Elm_Gesture_State state, Elm_Gesture_Event_Cb cb, void *data)
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{
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Tap_Longpress_Info *info = evas_object_data_get(obj, "Tap-Longpress");
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if (!info)
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{
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info = calloc(1, sizeof(*info));
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if (!info) return;
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info->obj = obj;
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_TAPS, ELM_GESTURE_STATE_START, _tap_long_single_tap_start_cb, info);
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_TAPS, ELM_GESTURE_STATE_ABORT, _tap_long_single_tap_abort_cb, info);
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_TAPS, ELM_GESTURE_STATE_END, _tap_long_single_tap_end_cb, info);
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_START, _tap_long_long_tap_start_cb, info);
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_MOVE, _tap_long_long_tap_move_cb, info);
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_ABORT, _tap_long_long_tap_abort_cb, info);
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elm_gesture_layer_cb_add(obj, ELM_GESTURE_N_LONG_TAPS, ELM_GESTURE_STATE_END, _tap_long_long_tap_end_cb, info);
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evas_object_data_set(obj, "Tap-Longpress", info);
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evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _object_delete, NULL);
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}
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Func_Data *cb_info = calloc(1, sizeof(*cb_info));
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if (!cb_info) return;
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cb_info->cb = cb;
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cb_info->user_data = data;
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info->cbs[state] = eina_inlist_append(info->cbs[state],
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EINA_INLIST_GET(cb_info));
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}
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EAPI void elm_gesture_layer_tap_longpress_cb_del(Evas_Object *obj, Elm_Gesture_State state, Elm_Gesture_Event_Cb cb, void *data)
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{
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Tap_Longpress_Info *info = evas_object_data_get(obj, "Tap-Longpress");
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if (!info) return;
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Eina_Inlist *itr;
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Func_Data *cb_info;
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EINA_INLIST_FOREACH_SAFE(info->cbs[state], itr, cb_info)
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{
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if (cb_info->cb == cb && cb_info->user_data == data)
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{
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info->cbs[state] = eina_inlist_remove(
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info->cbs[state], EINA_INLIST_GET(cb_info));
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free(cb_info);
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break;
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}
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}
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if (!info->cbs[ELM_GESTURE_STATE_START] &&
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!info->cbs[ELM_GESTURE_STATE_MOVE] &&
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!info->cbs[ELM_GESTURE_STATE_END] &&
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!info->cbs[ELM_GESTURE_STATE_ABORT])
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{
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_object_delete(NULL, NULL, obj, NULL);
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}
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}
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