177 lines
6.9 KiB
C
177 lines
6.9 KiB
C
#ifndef ELM_WIDGET_GENGRID_H
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#define ELM_WIDGET_GENGRID_H
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#include "elm_gen_common.h"
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#include "Elementary.h"
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/**
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* @addtogroup Widget
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* @{
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*
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* @section elm-gengrid-class The Elementary Gengrid Class
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*
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* Elementary, besides having the @ref Gengrid widget, exposes its
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* foundation -- the Elementary Gengrid Class -- in order to create
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* other widgets which are a gengrid with some more logic on top.
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*/
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/**
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* Base widget smart data extended with gengrid instance data.
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*/
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typedef struct _Elm_Gengrid_Smart_Data Elm_Gengrid_Smart_Data;
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struct _Elm_Gengrid_Smart_Data
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{
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Eina_Inlist_Sorted_State *state;
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Evas_Object *hit_rect;
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Evas_Object *pan_obj;
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Evas_Object *obj; // the object itself
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Eina_List *selected; /* a list of
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* selected
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* items */
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Eina_List *group_items; /* a list of
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* groups index
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* items */
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Eina_Inlist *items; /* an inlist of all items */
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Elm_Gen_Item *reorder_it; /* item currently
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* being
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* repositioned */
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Elm_Object_Item *last_selected_item;
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Elm_Gen_Item *show_it;
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Elm_Gen_Item *bring_in_it;
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Ecore_Job *calc_job;
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int walking;
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int item_width, item_height;
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int group_item_width, group_item_height;
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int minw, minh;
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unsigned int item_count;
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Evas_Coord pan_x, pan_y;
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Elm_Object_Select_Mode select_mode;
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Ecore_Cb calc_cb;
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Ecore_Cb clear_cb;
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/* longpress timeout. this value comes from _elm_config by
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* default. this can be changed by
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* elm_config_longpress_timeout_set() */
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double longpress_timeout;
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/* a generation of gengrid. when gengrid is cleared, this value
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* will be increased and a new generation will start */
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int generation;
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Eina_Compare_Cb item_compare_cb;
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/* The stuff below directly come from gengrid without any thinking */
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unsigned int nmax;
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Evas_Coord reorder_item_x, reorder_item_y;
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Evas_Coord old_pan_x, old_pan_y;
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long items_lost;
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double align_x, align_y;
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Eina_Bool reorder_item_changed : 1;
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Eina_Bool move_effect_enabled : 1;
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Eina_Bool old_h_bounce;
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Eina_Bool old_v_bounce;
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/* a flag for reorder mode enable/disable */
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Eina_Bool reorder_mode : 1;
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Eina_Bool was_selected : 1;
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Eina_Bool longpressed : 1;
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Eina_Bool pan_changed : 1;
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Eina_Bool horizontal : 1;
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/* a flag for items can be highlighted or not. by default this flag
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* is true. */
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Eina_Bool highlight : 1;
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Eina_Bool clear_me : 1; /**< a flag whether
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* gengrid is marked
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* as to be cleared or
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* not. if this flag
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* is true, gengrid
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* clear was already
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* deferred. */
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Eina_Bool on_hold : 1;
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Eina_Bool filled : 1;
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Eina_Bool multi : 1; /* a flag for item
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* multi
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* selection */
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Eina_Bool show_region : 1;
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Eina_Bool bring_in : 1;
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};
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struct Elm_Gen_Item_Type
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{
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Elm_Gen_Item *it;
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Elm_Gengrid_Smart_Data *wsd;
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Ecore_Animator *item_reorder_move_animator;
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Evas_Coord gx, gy, ox, oy, tx, ty, rx, ry;
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unsigned int moving_effect_start_time;
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int prev_group;
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Eina_Bool group_realized : 1;
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Eina_Bool moving : 1;
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};
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typedef struct _Elm_Gengrid_Pan_Smart_Data Elm_Gengrid_Pan_Smart_Data;
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struct _Elm_Gengrid_Pan_Smart_Data
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{
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Evas_Object *wobj;
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Elm_Gengrid_Smart_Data *wsd;
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Ecore_Job *resize_job;
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};
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/**
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* @}
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*/
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#define ELM_GENGRID_DATA_GET(o, sd) \
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Elm_Gengrid_Smart_Data * sd = eo_data_scope_get(o, ELM_OBJ_GENGRID_CLASS)
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#define ELM_GENGRID_PAN_DATA_GET(o, sd) \
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Elm_Gengrid_Pan_Smart_Data * sd = eo_data_scope_get(o, ELM_OBJ_GENGRID_PAN_CLASS)
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#define ELM_GENGRID_DATA_GET_OR_RETURN(o, ptr) \
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ELM_GENGRID_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return; \
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}
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#define ELM_GENGRID_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_GENGRID_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return val; \
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}
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#define ELM_GENGRID_CHECK(obj) \
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if (!eo_isa((obj), ELM_OBJ_GENGRID_CLASS)) \
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return
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#define ELM_GENGRID_ITEM_CHECK(it) \
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ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, ); \
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ELM_GENGRID_CHECK(it->base.widget);
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#define ELM_GENGRID_ITEM_CHECK_OR_RETURN(it, ...) \
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ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, __VA_ARGS__); \
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ELM_GENGRID_CHECK(it->base.widget) __VA_ARGS__;
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#define ELM_GENGRID_ITEM_CHECK_OR_GOTO(it, label) \
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ELM_WIDGET_ITEM_CHECK_OR_GOTO((Elm_Widget_Item *)it, label); \
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if (!it->base.widget || !eo_isa \
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((it->base.widget), ELM_OBJ_GENGRID_CLASS)) goto label;
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#endif
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