619 lines
16 KiB
C
619 lines
16 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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/*
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* TODO
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* - Make fallback user controlable.
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* - Define the allowed signals?
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*/
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typedef struct _E_Pointer_Stack E_Pointer_Stack;
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struct _E_Pointer_Stack
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{
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void *obj;
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const char *type;
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};
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static Eina_List *_e_pointers = NULL;
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static Eina_List *handlers = NULL;
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static void _e_pointer_canvas_add(E_Pointer *p);
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static void _e_pointer_canvas_del(E_Pointer *p);
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static void _e_pointer_cb_move(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info);
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static void _e_pointer_free(E_Pointer *p);
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static void _e_pointer_stack_free(E_Pointer_Stack *elem);
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static void _e_pointer_type_set(E_Pointer *p, const char *type);
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static void _e_pointer_active_handle(E_Pointer *p);
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static int _e_pointer_cb_mouse_down(void *data, int type, void *event);
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static int _e_pointer_cb_mouse_up(void *data, int type, void *event);
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static int _e_pointer_cb_mouse_move(void *data, int type, void *event);
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static int _e_pointer_cb_mouse_wheel(void *data, int type, void *event);
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static int _e_pointer_cb_idle_timer_pre(void *data);
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static int _e_pointer_cb_idle_timer_wait(void *data);
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static int _e_pointer_cb_idle_poller(void *data);
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/* externally accessible functions */
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EAPI int
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e_pointer_init(void)
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{
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handlers =
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eina_list_append(handlers,
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ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_DOWN,
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_e_pointer_cb_mouse_down, NULL));
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handlers =
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eina_list_append(handlers,
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ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_UP,
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_e_pointer_cb_mouse_up, NULL));
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handlers =
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eina_list_append(handlers,
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ecore_event_handler_add(ECORE_EVENT_MOUSE_MOVE,
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_e_pointer_cb_mouse_move, NULL));
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handlers =
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eina_list_append(handlers,
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ecore_event_handler_add(ECORE_EVENT_MOUSE_WHEEL,
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_e_pointer_cb_mouse_wheel, NULL));
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return 1;
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}
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EAPI int
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e_pointer_shutdown(void)
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{
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E_FREE_LIST(handlers, ecore_event_handler_del);
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return 1;
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}
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EAPI E_Pointer *
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e_pointer_window_new(Ecore_X_Window win, int filled)
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{
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E_Pointer *p = NULL;
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p = E_OBJECT_ALLOC(E_Pointer, E_POINTER_TYPE, _e_pointer_free);
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if (!p) return NULL;
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p->e_cursor = e_config->use_e_cursor;
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p->win = win;
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p->color = 0;
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if (e_config->use_e_cursor)
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if (ecore_x_cursor_color_supported_get()) p->color = 1;
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ecore_x_cursor_size_set(e_config->cursor_size * 3 / 4);
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if (filled) e_pointer_type_push(p, p, "default");
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_e_pointers = eina_list_append(_e_pointers, p);
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return p;
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}
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EAPI void
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e_pointers_size_set(int size)
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{
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Eina_List *l;
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E_Pointer *p;
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if (!e_config->show_cursor) return;
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EINA_LIST_FOREACH(_e_pointers, l, p)
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{
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Evas_Engine_Info_Buffer *einfo;
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if (p->evas)
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{
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p->w = p->h = size;
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evas_output_size_set(p->evas, p->w, p->h);
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evas_output_viewport_set(p->evas, 0, 0, p->w, p->h);
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p->pixels = realloc(p->pixels, p->w * p->h * sizeof(int));
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einfo = (Evas_Engine_Info_Buffer *)evas_engine_info_get(p->evas);
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if (einfo)
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{
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einfo->info.dest_buffer = p->pixels;
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einfo->info.dest_buffer_row_bytes = p->w * sizeof(int);
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evas_engine_info_set(p->evas, (Evas_Engine_Info *)einfo);
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}
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evas_object_move(p->pointer_object, 0, 0);
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evas_object_resize(p->pointer_object, p->w, p->h);
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}
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else
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{
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const char *type;
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ecore_x_cursor_size_set(e_config->cursor_size * 3 / 4);
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type = p->type;
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if (type)
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{
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p->type = NULL;
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_e_pointer_type_set(p, type);
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eina_stringshare_del(type);
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}
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}
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}
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}
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EAPI void
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e_pointer_hide(E_Pointer *p)
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{
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if (p->win) ecore_x_window_cursor_set(p->win, 0);
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if (p->evas) _e_pointer_canvas_del(p);
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}
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EAPI void
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e_pointer_type_push(E_Pointer *p, void *obj, const char *type)
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{
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E_Pointer_Stack *stack;
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p->e_cursor = e_config->use_e_cursor;
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_e_pointer_type_set(p, type);
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p->obj = obj;
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stack = E_NEW(E_Pointer_Stack, 1);
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if (stack)
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{
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stack->type = eina_stringshare_add(p->type);
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stack->obj = p->obj;
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p->stack = eina_list_prepend(p->stack, stack);
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}
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}
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EAPI void
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e_pointer_type_pop(E_Pointer *p, void *obj, const char *type)
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{
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Eina_List *l;
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E_Pointer_Stack *stack;
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EINA_LIST_FOREACH(p->stack, l, stack)
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{
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if ((stack->obj == obj) && ((!type) || (!strcmp(stack->type, type))))
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{
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_e_pointer_stack_free(stack);
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p->stack = eina_list_remove_list(p->stack, l);
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if (type) break;
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}
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}
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if (!p->stack)
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{
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if (p->evas) _e_pointer_canvas_del(p);
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ecore_x_window_cursor_set(p->win, 0);
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if (p->type) eina_stringshare_del(p->type);
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p->type = NULL;
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return;
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}
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stack = eina_list_data_get(p->stack);
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_e_pointer_type_set(p, stack->type);
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if (p->type) eina_stringshare_del(p->type);
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p->type = eina_stringshare_add(stack->type);
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p->obj = stack->obj;
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/* try the default cursor next time */
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p->e_cursor = e_config->use_e_cursor;
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}
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EAPI void
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e_pointer_idler_before(void)
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{
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Eina_List *l;
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E_Pointer *p;
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if (!e_config->show_cursor) return;
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EINA_LIST_FOREACH(_e_pointers, l, p)
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{
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Eina_List *updates;
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if (!p->e_cursor) continue;
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if (!p->evas) continue;
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updates = evas_render_updates(p->evas);
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if ((updates) || (p->hot.update))
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{
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Ecore_X_Cursor cur;
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cur = ecore_x_cursor_new(p->win, p->pixels, p->w, p->h,
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p->hot.x, p->hot.y);
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ecore_x_window_cursor_set(p->win, cur);
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ecore_x_cursor_free(cur);
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evas_render_updates_free(updates);
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p->hot.update = 0;
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}
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}
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}
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/* local subsystem functions */
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static void
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_e_pointer_canvas_add(E_Pointer *p)
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{
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Evas_Engine_Info_Buffer *einfo;
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Evas_Object *o;
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int rmethod;
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p->w = e_config->cursor_size;
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p->h = e_config->cursor_size;
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/* create evas */
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p->evas = evas_new();
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if (!p->evas)
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{
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e_object_del(E_OBJECT(p));
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return;
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}
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rmethod = evas_render_method_lookup("buffer");
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evas_output_method_set(p->evas, rmethod);
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evas_output_size_set(p->evas, p->w, p->h);
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evas_output_viewport_set(p->evas, 0, 0, p->w, p->h);
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p->pixels = malloc(p->w * p->h * sizeof(int));
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if (!p->pixels)
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{
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_e_pointer_canvas_del(p);
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return;
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}
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einfo = (Evas_Engine_Info_Buffer *)evas_engine_info_get(p->evas);
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if (!einfo)
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{
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_e_pointer_canvas_del(p);
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return;
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}
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einfo->info.depth_type = EVAS_ENGINE_BUFFER_DEPTH_ARGB32;
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einfo->info.dest_buffer = p->pixels;
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einfo->info.dest_buffer_row_bytes = p->w * sizeof(int);
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einfo->info.use_color_key = 0;
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einfo->info.alpha_threshold = 0;
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einfo->info.func.new_update_region = NULL;
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einfo->info.func.free_update_region = NULL;
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evas_engine_info_set(p->evas, (Evas_Engine_Info *)einfo);
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/* set the pointer edje */
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o = edje_object_add(p->evas);
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p->pointer_object = o;
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/* Create the hotspot object */
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o = evas_object_rectangle_add(p->evas);
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evas_object_color_set(o, 0, 0, 0, 0);
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p->hot_object = o;
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evas_object_event_callback_add(o, EVAS_CALLBACK_MOVE,
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_e_pointer_cb_move, p);
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/* init edje */
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evas_object_move(p->pointer_object, 0, 0);
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evas_object_resize(p->pointer_object, p->w, p->h);
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evas_object_show(p->pointer_object);
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}
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static void
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_e_pointer_canvas_del(E_Pointer *p)
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{
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if (p->pointer_object) evas_object_del(p->pointer_object);
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if (p->hot_object) evas_object_del(p->hot_object);
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if (p->evas) evas_free(p->evas);
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if (p->pixels) free(p->pixels);
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p->pointer_object = NULL;
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p->hot_object = NULL;
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p->evas = NULL;
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p->pixels = NULL;
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}
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static void
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_e_pointer_cb_move(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info)
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{
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E_Pointer *p;
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Evas_Coord x, y;
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if (!e_config->show_cursor) return;
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p = data;
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if (!p->e_cursor) return;
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edje_object_part_geometry_get(p->pointer_object, "e.swallow.hotspot",
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&x, &y, NULL, NULL);
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if ((p->hot.x != x) || (p->hot.y != y))
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{
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p->hot.x = x;
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p->hot.y = y;
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p->hot.update = 1;
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}
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}
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static void
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_e_pointer_free(E_Pointer *p)
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{
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_e_pointers = eina_list_remove(_e_pointers, p);
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_e_pointer_canvas_del(p);
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E_FREE_LIST(p->stack, _e_pointer_stack_free);
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if (p->type) eina_stringshare_del(p->type);
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if (p->idle_timer) ecore_timer_del(p->idle_timer);
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if (p->idle_poller) ecore_poller_del(p->idle_poller);
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p->type = NULL;
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p->idle_timer = NULL;
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p->idle_poller = NULL;
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E_FREE(p);
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}
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static void
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_e_pointer_stack_free(E_Pointer_Stack *elem)
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{
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if (elem->type) eina_stringshare_del(elem->type);
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free(elem);
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}
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static void
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_e_pointer_type_set(E_Pointer *p, const char *type)
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{
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/* Check if this pointer is already set */
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if ((p->type) && (!strcmp(p->type, type))) return;
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if (p->type) eina_stringshare_del(p->type);
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p->type = eina_stringshare_add(type);
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/* Do not set type if in "hidden mode" */
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if (!e_config->show_cursor)
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{
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ecore_x_window_cursor_set(p->win, 0);
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return;
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}
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if (p->e_cursor)
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{
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char cursor[1024];
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Evas_Coord x, y;
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if (!p->evas) _e_pointer_canvas_add(p);
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if (p->color)
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snprintf(cursor, sizeof(cursor),
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"e/pointer/enlightenment/%s/color", type);
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else
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snprintf(cursor, sizeof(cursor),
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"e/pointer/enlightenment/%s/mono", type);
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if (!e_theme_edje_object_set(p->pointer_object,
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"base/theme/pointer", cursor))
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goto fallback;
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edje_object_part_swallow(p->pointer_object, "e.swallow.hotspot",
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p->hot_object);
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edje_object_part_geometry_get(p->pointer_object, "e.swallow.hotspot",
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&x, &y, NULL, NULL);
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if ((p->hot.x != x) || (p->hot.y != y))
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{
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p->hot.x = x;
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p->hot.y = y;
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}
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p->hot.update = 1;
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return;
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}
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fallback:
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{
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Ecore_X_Cursor cursor = 0;
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if (p->evas) _e_pointer_canvas_del(p);
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if (!strcmp(type, "move"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_FLEUR);
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#if 0
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else if (!strcmp(type, "resize"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_SIZING);
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#endif
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else if (!strcmp(type, "resize_tl"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_TOP_LEFT_CORNER);
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else if (!strcmp(type, "resize_t"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_TOP_SIDE);
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else if (!strcmp(type, "resize_tr"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_TOP_RIGHT_CORNER);
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else if (!strcmp(type, "resize_r"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_RIGHT_SIDE);
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else if (!strcmp(type, "resize_br"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_BOTTOM_RIGHT_CORNER);
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else if (!strcmp(type, "resize_b"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_BOTTOM_SIDE);
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else if (!strcmp(type, "resize_bl"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_BOTTOM_LEFT_CORNER);
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else if (!strcmp(type, "resize_l"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_LEFT_SIDE);
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else if (!strcmp(type, "entry"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_XTERM);
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else if (!strcmp(type, "default"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_LEFT_PTR);
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else if (!strcmp(type, "plus"))
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_PLUS);
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else
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{
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printf("Unknown pointer type: %s\n", type);
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cursor = ecore_x_cursor_shape_get(ECORE_X_CURSOR_ARROW);
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}
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if (!cursor) printf("X Cursor for %s is missing\n", type);
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ecore_x_window_cursor_set(p->win, cursor);
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if (cursor) ecore_x_cursor_free(cursor);
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}
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}
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static void
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_e_pointer_active_handle(E_Pointer *p)
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{
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/* we got some mouse event - if there was an idle timer emit an active
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* signal as we WERE idle, NOW we are active */
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if (p->idle_timer)
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{
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ecore_timer_del(p->idle_timer);
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p->idle_timer = NULL;
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}
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if (p->idle_poller)
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{
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ecore_poller_del(p->idle_poller);
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p->idle_poller = NULL;
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}
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if (p->idle)
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{
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if (p->pointer_object)
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edje_object_signal_emit(p->pointer_object, "e,state,mouse,active", "e");
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p->idle = 0;
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}
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if (e_powersave_mode_get() >= E_POWERSAVE_MODE_MEDIUM) return;
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/* and schedule a pre-idle check in 1 second if no more events happen */
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if (!e_config->idle_cursor) return;
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p->idle_timer = ecore_timer_loop_add(1.0, _e_pointer_cb_idle_timer_pre, p);
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}
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|
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static int
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_e_pointer_cb_mouse_down(void *data, int type, void *event)
|
|
{
|
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Ecore_Event_Mouse_Button *ev;
|
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Eina_List *l;
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E_Pointer *p;
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ev = event;
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EINA_LIST_FOREACH(_e_pointers, l, p)
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{
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_e_pointer_active_handle(p);
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if (e_powersave_mode_get() < E_POWERSAVE_MODE_EXTREME)
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{
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if (p->pointer_object)
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edje_object_signal_emit(p->pointer_object,
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"e,action,mouse,down", "e");
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}
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}
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return 1;
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}
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|
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static int
|
|
_e_pointer_cb_mouse_up(void *data, int type, void *event)
|
|
{
|
|
Ecore_Event_Mouse_Button *ev;
|
|
Eina_List *l;
|
|
E_Pointer *p;
|
|
|
|
ev = event;
|
|
EINA_LIST_FOREACH(_e_pointers, l, p)
|
|
{
|
|
_e_pointer_active_handle(p);
|
|
if (e_powersave_mode_get() < E_POWERSAVE_MODE_EXTREME)
|
|
{
|
|
if (p->pointer_object)
|
|
edje_object_signal_emit(p->pointer_object,
|
|
"e,action,mouse,up", "e");
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
_e_pointer_cb_mouse_move(void *data, int type, void *event)
|
|
{
|
|
Ecore_Event_Mouse_Move *ev;
|
|
Eina_List *l;
|
|
E_Pointer *p;
|
|
|
|
ev = event;
|
|
EINA_LIST_FOREACH(_e_pointers, l, p)
|
|
{
|
|
_e_pointer_active_handle(p);
|
|
if (e_powersave_mode_get() < E_POWERSAVE_MODE_HIGH)
|
|
{
|
|
if (p->pointer_object)
|
|
edje_object_signal_emit(p->pointer_object,
|
|
"e,action,mouse,move", "e");
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
_e_pointer_cb_mouse_wheel(void *data, int type, void *event)
|
|
{
|
|
Ecore_Event_Mouse_Wheel *ev;
|
|
Eina_List *l;
|
|
E_Pointer *p;
|
|
|
|
ev = event;
|
|
EINA_LIST_FOREACH(_e_pointers, l, p)
|
|
{
|
|
_e_pointer_active_handle(p);
|
|
if (e_powersave_mode_get() < E_POWERSAVE_MODE_EXTREME)
|
|
{
|
|
if (p->pointer_object)
|
|
edje_object_signal_emit(p->pointer_object,
|
|
"e,action,mouse,wheel", "e");
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
_e_pointer_cb_idle_timer_pre(void *data)
|
|
{
|
|
E_Pointer *p;
|
|
int x, y;
|
|
|
|
p = data;
|
|
ecore_x_pointer_xy_get(p->win, &x, &y);
|
|
p->x = x;
|
|
p->y = y;
|
|
p->idle_timer = ecore_timer_loop_add(4.0, _e_pointer_cb_idle_timer_wait, p);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
_e_pointer_cb_idle_timer_wait(void *data)
|
|
{
|
|
E_Pointer *p;
|
|
|
|
p = data;
|
|
if ((e_powersave_mode_get() >= E_POWERSAVE_MODE_MEDIUM) ||
|
|
(!e_config->idle_cursor))
|
|
{
|
|
if (p->idle_poller) ecore_poller_del(p->idle_poller);
|
|
p->idle_poller = NULL;
|
|
p->idle_timer = NULL;
|
|
return 0;
|
|
}
|
|
if (!p->idle_poller)
|
|
p->idle_poller = ecore_poller_add(ECORE_POLLER_CORE, 64,
|
|
_e_pointer_cb_idle_poller, p);
|
|
p->idle_timer = NULL;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
_e_pointer_cb_idle_poller(void *data)
|
|
{
|
|
E_Pointer *p;
|
|
int x, y;
|
|
|
|
p = data;
|
|
if ((e_powersave_mode_get() >= E_POWERSAVE_MODE_MEDIUM) ||
|
|
(!e_config->idle_cursor))
|
|
{
|
|
p->idle_poller = NULL;
|
|
return 0;
|
|
}
|
|
/* check if pointer actually moved since the 1 second post-mouse move idle
|
|
* pre-timer that fetches the position */
|
|
ecore_x_pointer_xy_get(p->win, &x, &y);
|
|
if ((x != p->x) || (y != p->y))
|
|
{
|
|
/* it moved - so we are not idle yet - record position and wait
|
|
* 4 secons more */
|
|
p->x = x;
|
|
p->y = y;
|
|
if (p->idle)
|
|
{
|
|
if (p->pointer_object)
|
|
edje_object_signal_emit(p->pointer_object,
|
|
"e,state,mouse,active", "e");
|
|
p->idle = 0;
|
|
}
|
|
/* use poller to check from now on */
|
|
return 1;
|
|
}
|
|
/* we are idle - report it if not idle before */
|
|
if (!p->idle)
|
|
{
|
|
if (p->pointer_object)
|
|
edje_object_signal_emit(p->pointer_object, "e,state,mouse,idle", "e");
|
|
p->idle = 1;
|
|
}
|
|
return 1;
|
|
}
|