1046 lines
29 KiB
C
1046 lines
29 KiB
C
#include "e.h"
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typedef struct _E_Smart_Data E_Smart_Data;
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typedef struct _E_Flowlayout_Item E_Flowlayout_Item;
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struct _E_Smart_Data
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{
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Evas_Coord x, y, w, h;
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Evas_Object *obj;
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Evas_Object *clip;
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int frozen;
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unsigned char changed : 1;
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unsigned char horizontal : 1;
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unsigned char homogenous : 1;
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unsigned char fill : 1;
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unsigned char flowright : 1;
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unsigned char flowbottom : 1;
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Eina_List *items;
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struct
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{
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Evas_Coord w, h;
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} min, max;
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struct
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{
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double x, y;
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} align;
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int rows;
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int cols;
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};
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struct _E_Flowlayout_Item
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{
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E_Smart_Data *sd;
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unsigned char fill_w : 1;
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unsigned char fill_h : 1;
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unsigned char expand_w : 1;
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unsigned char expand_h : 1;
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struct
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{
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Evas_Coord w, h;
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} min, max;
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struct
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{
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double x, y;
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} align;
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Evas_Object *obj;
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};
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/* local subsystem functions */
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static E_Flowlayout_Item *_e_flowlayout_smart_adopt(E_Smart_Data *sd, Evas_Object *obj);
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static void _e_flowlayout_smart_disown(Evas_Object *obj);
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static void _e_flowlayout_smart_item_del_hook(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _e_flowlayout_smart_reconfigure(E_Smart_Data *sd);
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static void _e_flowlayout_smart_extents_calcuate(E_Smart_Data *sd);
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static void _e_flowlayout_smart_init(void);
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static void _e_flowlayout_smart_add(Evas_Object *obj);
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static void _e_flowlayout_smart_del(Evas_Object *obj);
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static void _e_flowlayout_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
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static void _e_flowlayout_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
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static void _e_flowlayout_smart_show(Evas_Object *obj);
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static void _e_flowlayout_smart_hide(Evas_Object *obj);
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static void _e_flowlayout_smart_color_set(Evas_Object *obj, int r, int g, int b, int a);
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static void _e_flowlayout_smart_clip_set(Evas_Object *obj, Evas_Object *clip);
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static void _e_flowlayout_smart_clip_unset(Evas_Object *obj);
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/* local subsystem globals */
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static Evas_Smart *_e_smart = NULL;
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/* externally accessible functions */
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EAPI Evas_Object *
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e_flowlayout_add(Evas *evas)
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{
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_e_flowlayout_smart_init();
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return evas_object_smart_add(evas, _e_smart);
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}
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EAPI int
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e_flowlayout_freeze(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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sd->frozen++;
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return sd->frozen;
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}
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EAPI int
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e_flowlayout_thaw(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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sd->frozen--;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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return sd->frozen;
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}
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EAPI void
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e_flowlayout_orientation_set(Evas_Object *obj, int horizontal)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (((sd->horizontal) && (horizontal)) ||
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((!sd->horizontal) && (!horizontal))) return;
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sd->horizontal = horizontal;
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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}
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EAPI int
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e_flowlayout_orientation_get(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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return sd->horizontal;
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}
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EAPI void
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e_flowlayout_flowdirection_set(Evas_Object *obj, int right, int bottom)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if ((((sd->flowbottom) && (bottom)) ||
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((!sd->flowbottom) && (!bottom))) &&
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(((sd->flowright) && (right)) ||
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((!sd->flowright) && (!right)))) return;
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sd->flowright = right;
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sd->flowbottom = bottom;
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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}
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EAPI void
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e_flowlayout_flowdirection_get(Evas_Object *obj, int *right, int *bottom)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (right) *right = sd->flowright;
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if (bottom) *bottom = sd->flowright;
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}
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EAPI void
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e_flowlayout_homogenous_set(Evas_Object *obj, int homogenous)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (sd->homogenous == homogenous) return;
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sd->homogenous = homogenous;
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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}
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EAPI int
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e_flowlayout_homogenous_get(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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return sd->homogenous;
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}
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EAPI void
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e_flowlayout_fill_set(Evas_Object *obj, int fill)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (sd->fill == fill) return;
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sd->fill = fill;
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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}
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EAPI int
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e_flowlayout_fill_get(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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return sd->fill;
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}
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EAPI int
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e_flowlayout_pack_start(Evas_Object *obj, Evas_Object *child)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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_e_flowlayout_smart_adopt(sd, child);
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sd->items = eina_list_prepend(sd->items, child);
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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return 0;
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}
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EAPI int
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e_flowlayout_pack_end(Evas_Object *obj, Evas_Object *child)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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_e_flowlayout_smart_adopt(sd, child);
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sd->items = eina_list_append(sd->items, child);
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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return eina_list_count(sd->items) - 1;
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}
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EAPI int
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e_flowlayout_pack_before(Evas_Object *obj, Evas_Object *child, Evas_Object *before)
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{
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E_Smart_Data *sd;
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int i = 0;
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Eina_List *l;
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Evas_Object *item;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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_e_flowlayout_smart_adopt(sd, child);
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sd->items = eina_list_prepend_relative(sd->items, child, before);
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EINA_LIST_FOREACH(sd->items, l, item)
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{
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if (item == child) break;
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i++;
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}
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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return i;
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}
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EAPI int
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e_flowlayout_pack_after(Evas_Object *obj, Evas_Object *child, Evas_Object *after)
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{
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E_Smart_Data *sd;
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int i = 0;
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Eina_List *l;
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Evas_Object *item;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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_e_flowlayout_smart_adopt(sd, child);
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sd->items = eina_list_append_relative(sd->items, child, after);
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EINA_LIST_FOREACH(sd->items, l, item)
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{
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if (item == child) break;
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i++;
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}
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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return i;
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}
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EAPI int
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e_flowlayout_pack_count_get(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return 0;
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return eina_list_count(sd->items);
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}
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EAPI Evas_Object *
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e_flowlayout_pack_object_nth(Evas_Object *obj, int n)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(NULL);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return NULL;
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return eina_list_nth(sd->items, n);
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}
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EAPI Evas_Object *
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e_flowlayout_pack_object_first(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(NULL);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return NULL;
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return eina_list_data_get(sd->items);
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}
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EAPI Evas_Object *
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e_flowlayout_pack_object_last(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(NULL);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return NULL;
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return eina_list_last_data_get(sd->items);
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}
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EAPI Evas_Object *
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e_flowlayout_pack_object_prev(Evas_Object *obj, Evas_Object *child)
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{
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E_Smart_Data *sd;
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Evas_Object *o;
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Eina_List *l;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(NULL);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return NULL;
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EINA_LIST_FOREACH(sd->items, l, o)
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if (o == child) return eina_list_data_get(l->prev);
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return NULL;
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}
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EAPI Evas_Object *
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e_flowlayout_pack_object_next(Evas_Object *obj, Evas_Object *child)
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{
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E_Smart_Data *sd;
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Evas_Object *o;
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Eina_List *l;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(NULL);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return NULL;
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EINA_LIST_FOREACH(sd->items, l, o)
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if (o == child) return eina_list_data_get(l->next);
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return NULL;
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}
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EAPI void
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e_flowlayout_pack_options_set(Evas_Object *obj, int fill_w, int fill_h, int expand_w, int expand_h, double align_x, double align_y, Evas_Coord min_w, Evas_Coord min_h, Evas_Coord max_w, Evas_Coord max_h)
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{
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E_Flowlayout_Item *bi;
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bi = evas_object_data_get(obj, "e_flowlayout_data");
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if (!bi) return;
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bi->fill_w = fill_w;
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bi->fill_h = fill_h;
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bi->expand_w = expand_w;
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bi->expand_h = expand_h;
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bi->align.x = align_x;
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bi->align.y = align_y;
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bi->min.w = min_w;
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bi->min.h = min_h;
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bi->max.w = max_w;
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bi->max.h = max_h;
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bi->sd->changed = 1;
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if (bi->sd->frozen <= 0) _e_flowlayout_smart_reconfigure(bi->sd);
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}
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EAPI void
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e_flowlayout_unpack(Evas_Object *obj)
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{
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E_Flowlayout_Item *bi;
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E_Smart_Data *sd;
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bi = evas_object_data_get(obj, "e_flowlayout_data");
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if (!bi) return;
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sd = bi->sd;
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if (!sd) return;
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sd->items = eina_list_remove(sd->items, obj);
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_e_flowlayout_smart_disown(obj);
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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}
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EAPI void
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e_flowlayout_size_min_get(Evas_Object *obj, Evas_Coord *minw, Evas_Coord *minh)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (sd->changed) _e_flowlayout_smart_extents_calcuate(sd);
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if (minw) *minw = sd->min.w;
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if (minh) *minh = sd->min.h;
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}
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EAPI void
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e_flowlayout_size_max_get(Evas_Object *obj, Evas_Coord *maxw, Evas_Coord *maxh)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (sd->changed) _e_flowlayout_smart_extents_calcuate(sd);
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if (maxw) *maxw = sd->max.w;
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if (maxh) *maxh = sd->max.h;
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}
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EAPI int
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e_flowlayout_max_children(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERR(0);
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sd = evas_object_smart_data_get(obj);
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if (!sd) return -1;
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if (!sd->homogenous) return -1;
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return sd->rows * sd->cols;
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}
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EAPI void
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e_flowlayout_align_get(Evas_Object *obj, double *ax, double *ay)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (ax) *ax = sd->align.x;
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if (ay) *ay = sd->align.y;
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}
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EAPI void
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e_flowlayout_align_set(Evas_Object *obj, double ax, double ay)
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{
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E_Smart_Data *sd;
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if (evas_object_smart_smart_get(obj) != _e_smart) SMARTERRNR();
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sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if ((sd->align.x == ax) && (sd->align.y == ay)) return;
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sd->align.x = ax;
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sd->align.y = ay;
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sd->changed = 1;
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if (sd->frozen <= 0) _e_flowlayout_smart_reconfigure(sd);
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}
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/* local subsystem functions */
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static E_Flowlayout_Item *
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_e_flowlayout_smart_adopt(E_Smart_Data *sd, Evas_Object *obj)
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{
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E_Flowlayout_Item *bi;
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bi = calloc(1, sizeof(E_Flowlayout_Item));
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if (!bi) return NULL;
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bi->sd = sd;
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bi->obj = obj;
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/* defaults */
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bi->fill_w = 0;
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bi->fill_h = 0;
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bi->expand_w = 0;
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bi->expand_h = 0;
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bi->align.x = 0.5;
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bi->align.y = 0.5;
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bi->min.w = 0;
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bi->min.h = 0;
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bi->max.w = 0;
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bi->max.h = 0;
|
|
evas_object_clip_set(obj, sd->clip);
|
|
evas_object_smart_member_add(obj, bi->sd->obj);
|
|
evas_object_data_set(obj, "e_flowlayout_data", bi);
|
|
evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL,
|
|
_e_flowlayout_smart_item_del_hook, NULL);
|
|
if ((!evas_object_visible_get(sd->clip)) &&
|
|
(evas_object_visible_get(sd->obj)))
|
|
evas_object_show(sd->clip);
|
|
return bi;
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_disown(Evas_Object *obj)
|
|
{
|
|
E_Flowlayout_Item *bi;
|
|
|
|
bi = evas_object_data_get(obj, "e_flowlayout_data");
|
|
if (!bi) return;
|
|
if (!bi->sd->items)
|
|
{
|
|
if (evas_object_visible_get(bi->sd->clip))
|
|
evas_object_hide(bi->sd->clip);
|
|
}
|
|
evas_object_event_callback_del(obj,
|
|
EVAS_CALLBACK_DEL,
|
|
_e_flowlayout_smart_item_del_hook);
|
|
evas_object_smart_member_del(obj);
|
|
evas_object_clip_unset(obj);
|
|
evas_object_data_del(obj, "e_flowlayout_data");
|
|
free(bi);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_item_del_hook(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
|
|
{
|
|
e_flowlayout_unpack(obj);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_reconfigure(E_Smart_Data *sd)
|
|
{
|
|
Evas_Coord x, y, w, h, xx, yy, cr, cc;
|
|
Eina_List *l;
|
|
Evas_Object *obj;
|
|
int minw, minh;
|
|
int count, expand;
|
|
|
|
if (!sd->changed) return;
|
|
|
|
/* local variables */
|
|
x = sd->x;
|
|
y = sd->y;
|
|
w = sd->w;
|
|
h = sd->h;
|
|
|
|
/* Calculate extents */
|
|
_e_flowlayout_smart_extents_calcuate(sd);
|
|
minw = sd->min.w;
|
|
minh = sd->min.h;
|
|
count = eina_list_count(sd->items);
|
|
expand = 0;
|
|
|
|
/* Too small? move a little */
|
|
if (w < minw)
|
|
{
|
|
x = x + ((w - minw) * (1.0 - sd->align.x));
|
|
w = minw;
|
|
}
|
|
if (h < minh)
|
|
{
|
|
y = y + ((h - minh) * (1.0 - sd->align.y));
|
|
h = minh;
|
|
}
|
|
|
|
/* Some odd expanding counter */
|
|
EINA_LIST_FOREACH(sd->items, l, obj)
|
|
{
|
|
E_Flowlayout_Item *bi;
|
|
|
|
bi = evas_object_data_get(obj, "e_flowlayout_data");
|
|
if (bi)
|
|
{
|
|
if (sd->horizontal)
|
|
{
|
|
if (bi->expand_w) expand++;
|
|
}
|
|
else
|
|
{
|
|
if (bi->expand_h) expand++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* If no expansion, w is minw, h is minh */
|
|
if (expand == 0)
|
|
{
|
|
if (sd->horizontal)
|
|
{
|
|
x += (double)(w - minw) * sd->align.x;
|
|
w = minw;
|
|
}
|
|
else
|
|
{
|
|
y += (double)(h - minh) * sd->align.y;
|
|
h = minh;
|
|
}
|
|
}
|
|
|
|
/* Some calculations */
|
|
if (sd->flowright)
|
|
xx = x;
|
|
else
|
|
xx = x + w;
|
|
if (sd->flowbottom)
|
|
yy = y;
|
|
else
|
|
yy = y + h;
|
|
cr = 0;
|
|
cc = 0;
|
|
|
|
/* Now for the real deal */
|
|
EINA_LIST_FOREACH(sd->items, l, obj)
|
|
{
|
|
E_Flowlayout_Item *bi;
|
|
|
|
bi = evas_object_data_get(obj, "e_flowlayout_data");
|
|
if (bi)
|
|
{
|
|
/* Horiziontal */
|
|
if (sd->horizontal)
|
|
{
|
|
/* Homogenous */
|
|
if (sd->homogenous)
|
|
{
|
|
Evas_Coord ww, hh, ow, oh;
|
|
ww = w / sd->cols;
|
|
hh = h / sd->rows;
|
|
if (sd->fill)
|
|
{
|
|
int num = count - (cr) * (sd->cols);
|
|
if (num < sd->cols)
|
|
{
|
|
ww = w / num;
|
|
}
|
|
}
|
|
ow = bi->min.w;
|
|
if (bi->fill_w) ow = ww;
|
|
if ((bi->max.w >= 0) && (bi->max.w < ow)) ow = bi->max.w;
|
|
oh = bi->min.h;
|
|
if (bi->fill_h) oh = hh;
|
|
if ((bi->max.h >= 0) && (bi->max.h < oh)) oh = bi->max.h;
|
|
if (sd->flowright)
|
|
{
|
|
if (sd->flowbottom)
|
|
{
|
|
evas_object_move(obj,
|
|
xx + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
else
|
|
{
|
|
evas_object_move(obj,
|
|
xx + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy - hh + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
evas_object_resize(obj, ow, oh);
|
|
xx += ww;
|
|
}
|
|
else
|
|
{
|
|
if (sd->flowbottom)
|
|
{
|
|
evas_object_move(obj,
|
|
xx - ww + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
else
|
|
{
|
|
evas_object_move(obj,
|
|
xx - ww + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy - hh + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
evas_object_resize(obj, ow, oh);
|
|
xx -= ww;
|
|
}
|
|
cc++;
|
|
if (cc >= sd->cols)
|
|
{
|
|
cc = 0;
|
|
cr++;
|
|
if (sd->flowright)
|
|
xx = x;
|
|
else
|
|
xx = x + w;
|
|
if (sd->flowbottom)
|
|
yy += hh;
|
|
else
|
|
yy -= hh;
|
|
}
|
|
}
|
|
/* TODO Nonhomogenous Horizontal */
|
|
else
|
|
{
|
|
}
|
|
}
|
|
/* Vertical */
|
|
else
|
|
{
|
|
if (sd->homogenous)
|
|
{
|
|
Evas_Coord ww, hh, ow, oh;
|
|
ww = w / sd->cols;
|
|
hh = h / sd->rows;
|
|
if (sd->fill)
|
|
{
|
|
int num = count - (cc) * (sd->rows);
|
|
if (num < sd->rows)
|
|
{
|
|
hh = h / num;
|
|
}
|
|
}
|
|
oh = bi->min.h;
|
|
if (bi->fill_h) oh = hh;
|
|
if ((bi->max.h >= 0) && (bi->max.h < oh)) oh = bi->max.h;
|
|
ow = bi->min.w;
|
|
if (bi->fill_w) ow = ww;
|
|
if ((bi->max.w >= 0) && (bi->max.w < ow)) ow = bi->max.w;
|
|
if (sd->flowbottom)
|
|
{
|
|
if (sd->flowright)
|
|
{
|
|
evas_object_move(obj,
|
|
xx + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
else
|
|
{
|
|
evas_object_move(obj,
|
|
xx - ww + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
evas_object_resize(obj, ow, oh);
|
|
yy += hh;
|
|
}
|
|
else
|
|
{
|
|
if (sd->flowright)
|
|
{
|
|
evas_object_move(obj,
|
|
xx + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy - hh + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
else
|
|
{
|
|
evas_object_move(obj,
|
|
xx - ww + (Evas_Coord)(((double)(ww - ow)) * bi->align.x),
|
|
yy - hh + (Evas_Coord)(((double)(hh - oh)) * bi->align.y));
|
|
}
|
|
evas_object_resize(obj, ow, oh);
|
|
yy -= hh;
|
|
}
|
|
cr++;
|
|
if (cr >= sd->rows)
|
|
{
|
|
cr = 0;
|
|
cc++;
|
|
if (sd->flowbottom)
|
|
yy = y;
|
|
else
|
|
yy = y + h;
|
|
if (sd->flowright)
|
|
xx += ww;
|
|
else
|
|
xx -= ww;
|
|
}
|
|
}
|
|
/* TODO Nonhomogeneous Vertical */
|
|
else
|
|
{
|
|
}
|
|
}
|
|
}
|
|
}
|
|
sd->changed = 0;
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_extents_calcuate(E_Smart_Data *sd)
|
|
{
|
|
Eina_List *l;
|
|
Evas_Object *obj;
|
|
int minw, minh, count;
|
|
|
|
/* FIXME: need to calc max */
|
|
sd->max.w = -1; /* max < 0 == unlimited */
|
|
sd->max.h = -1;
|
|
|
|
minw = 1;
|
|
minh = 1;
|
|
if (sd->homogenous)
|
|
{
|
|
EINA_LIST_FOREACH(sd->items, l, obj)
|
|
{
|
|
E_Flowlayout_Item *bi;
|
|
|
|
bi = evas_object_data_get(obj, "e_flowlayout_data");
|
|
if (bi)
|
|
{
|
|
if (sd->horizontal)
|
|
{
|
|
if (minh < bi->min.h) minh = bi->min.h;
|
|
if (minw < bi->min.w) minw = bi->min.w;
|
|
}
|
|
else
|
|
{
|
|
if (minw < bi->min.w) minw = bi->min.w;
|
|
if (minh < bi->min.h) minh = bi->min.h;
|
|
}
|
|
}
|
|
}
|
|
if (sd->horizontal)
|
|
{
|
|
sd->rows = sd->h / minh;
|
|
if (sd->rows < 1)
|
|
sd->rows = 1;
|
|
count = eina_list_count(sd->items);
|
|
sd->cols = sd->w / minw;
|
|
if (count < sd->cols) sd->cols = count;
|
|
sd->rows = 0;
|
|
if (sd->cols > 0)
|
|
{
|
|
while (count > 0)
|
|
{
|
|
count -= sd->cols;
|
|
sd->rows++;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
sd->cols = sd->w / minw;
|
|
if (sd->cols < 1)
|
|
sd->cols = 1;
|
|
count = eina_list_count(sd->items);
|
|
sd->rows = sd->h / minh;
|
|
if (count < sd->rows) sd->rows = count;
|
|
sd->cols = 0;
|
|
if (sd->rows > 0)
|
|
{
|
|
while (count > 0)
|
|
{
|
|
count -= sd->rows;
|
|
sd->cols++;
|
|
}
|
|
}
|
|
}
|
|
|
|
minw *= sd->cols;
|
|
minh *= sd->rows;
|
|
}
|
|
/* TODO nonhomogenous */
|
|
else
|
|
{
|
|
EINA_LIST_FOREACH(sd->items, l, obj)
|
|
{
|
|
E_Flowlayout_Item *bi;
|
|
|
|
bi = evas_object_data_get(obj, "e_flowlayout_data");
|
|
if (bi)
|
|
{
|
|
if (sd->horizontal)
|
|
{
|
|
if (minh < bi->min.h) minh = bi->min.h * sd->rows;
|
|
minw += bi->min.w;
|
|
}
|
|
else
|
|
{
|
|
if (minw < bi->min.w) minw = bi->min.w * sd->cols;
|
|
minh += bi->min.h;
|
|
}
|
|
}
|
|
}
|
|
if (sd->horizontal)
|
|
{
|
|
sd->rows = sd->h / minh;
|
|
minh *= sd->rows;
|
|
sd->cols = -1;
|
|
minw = minw / sd->cols + 0.2 * minw;
|
|
}
|
|
else
|
|
{
|
|
sd->cols = sd->w / minw;
|
|
minw *= sd->cols;
|
|
sd->rows = -1;
|
|
minh = minh / sd->cols + 0.2 * minh;
|
|
}
|
|
}
|
|
sd->min.w = minw;
|
|
sd->min.h = minh;
|
|
if (sd->rows < 1)
|
|
sd->rows = 1;
|
|
if (sd->cols < 1)
|
|
sd->cols = 1;
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_init(void)
|
|
{
|
|
if (_e_smart) return;
|
|
{
|
|
static const Evas_Smart_Class sc =
|
|
{
|
|
"e_flowlayout",
|
|
EVAS_SMART_CLASS_VERSION,
|
|
_e_flowlayout_smart_add,
|
|
_e_flowlayout_smart_del,
|
|
_e_flowlayout_smart_move,
|
|
_e_flowlayout_smart_resize,
|
|
_e_flowlayout_smart_show,
|
|
_e_flowlayout_smart_hide,
|
|
_e_flowlayout_smart_color_set,
|
|
_e_flowlayout_smart_clip_set,
|
|
_e_flowlayout_smart_clip_unset,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL
|
|
};
|
|
_e_smart = evas_smart_class_new(&sc);
|
|
}
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_add(Evas_Object *obj)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = calloc(1, sizeof(E_Smart_Data));
|
|
if (!sd) return;
|
|
sd->obj = obj;
|
|
sd->x = 0;
|
|
sd->y = 0;
|
|
sd->w = 0;
|
|
sd->h = 0;
|
|
sd->align.x = 0.5;
|
|
sd->align.y = 0.5;
|
|
sd->clip = evas_object_rectangle_add(evas_object_evas_get(obj));
|
|
evas_object_smart_member_add(sd->clip, obj);
|
|
evas_object_move(sd->clip, -100004, -100004);
|
|
evas_object_resize(sd->clip, 200008, 200008);
|
|
evas_object_color_set(sd->clip, 255, 255, 255, 255);
|
|
evas_object_smart_data_set(obj, sd);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_del(Evas_Object *obj)
|
|
{
|
|
E_Smart_Data *sd;
|
|
Evas_Object *child;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
EINA_LIST_FREE(sd->items, child)
|
|
{
|
|
evas_object_event_callback_del(child, EVAS_CALLBACK_DEL, _e_flowlayout_smart_item_del_hook);
|
|
free(evas_object_data_get(child, "e_flowlayout_data"));
|
|
}
|
|
free(sd);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
if ((x == sd->x) && (y == sd->y)) return;
|
|
{
|
|
Eina_List *l;
|
|
Evas_Object *item;
|
|
Evas_Coord dx, dy;
|
|
|
|
dx = x - sd->x;
|
|
dy = y - sd->y;
|
|
EINA_LIST_FOREACH(sd->items, l, item)
|
|
{
|
|
Evas_Coord ox, oy;
|
|
|
|
evas_object_geometry_get(item, &ox, &oy, NULL, NULL);
|
|
evas_object_move(item, ox + dx, oy + dy);
|
|
}
|
|
}
|
|
sd->x = x;
|
|
sd->y = y;
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
if ((w == sd->w) && (h == sd->h)) return;
|
|
sd->w = w;
|
|
sd->h = h;
|
|
sd->changed = 1;
|
|
_e_flowlayout_smart_reconfigure(sd);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_show(Evas_Object *obj)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
if (sd->items) evas_object_show(sd->clip);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_hide(Evas_Object *obj)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
evas_object_hide(sd->clip);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_color_set(Evas_Object *obj, int r, int g, int b, int a)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
evas_object_color_set(sd->clip, r, g, b, a);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_clip_set(Evas_Object *obj, Evas_Object *clip)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
evas_object_clip_set(sd->clip, clip);
|
|
}
|
|
|
|
static void
|
|
_e_flowlayout_smart_clip_unset(Evas_Object *obj)
|
|
{
|
|
E_Smart_Data *sd;
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
if (!sd) return;
|
|
evas_object_clip_unset(sd->clip);
|
|
}
|
|
|