2005-10-10 05:16:18 -07:00
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/*
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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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#define SMART_NAME "e_widget"
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2005-10-12 09:02:33 -07:00
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#define API_ENTRY E_Smart_Data *sd; sd = evas_object_smart_data_get(obj); if ((!obj) || (!sd) || (evas_object_type_get(obj) && strcmp(evas_object_type_get(obj), SMART_NAME)))
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2005-10-10 05:16:18 -07:00
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#define INTERNAL_ENTRY E_Smart_Data *sd; sd = evas_object_smart_data_get(obj); if (!sd) return;
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typedef struct _E_Smart_Data E_Smart_Data;
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struct _E_Smart_Data
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{
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2005-10-12 09:02:33 -07:00
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Evas_Object *parent_obj;
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2005-10-10 05:16:18 -07:00
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Evas_Coord x, y, w, h;
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2005-10-12 09:02:33 -07:00
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Evas_Coord minw, minh;
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2005-10-10 05:16:18 -07:00
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Evas_List *subobjs;
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Evas_Object *resize_obj;
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void (*del_func) (Evas_Object *obj);
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2005-10-12 09:02:33 -07:00
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void (*focus_func) (Evas_Object *obj);
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void (*activate_func) (Evas_Object *obj);
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2005-10-15 22:59:18 -07:00
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void (*disable_func) (Evas_Object *obj);
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2005-10-12 09:02:33 -07:00
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void (*on_focus_func) (void *data, Evas_Object *obj);
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void *on_focus_data;
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2005-10-15 22:59:18 -07:00
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void (*on_change_func) (void *data, Evas_Object *obj);
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void *on_change_data;
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2005-10-10 05:16:18 -07:00
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void *data;
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2005-10-12 09:02:33 -07:00
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unsigned char can_focus : 1;
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unsigned char child_can_focus : 1;
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unsigned char focused : 1;
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2005-10-15 22:59:18 -07:00
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unsigned char disabled : 1;
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2005-10-10 05:16:18 -07:00
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};
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/* local subsystem functions */
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static void _e_smart_reconfigure(E_Smart_Data *sd);
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static void _e_smart_add(Evas_Object *obj);
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static void _e_smart_del(Evas_Object *obj);
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static void _e_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
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static void _e_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
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static void _e_smart_show(Evas_Object *obj);
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static void _e_smart_hide(Evas_Object *obj);
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static void _e_smart_color_set(Evas_Object *obj, int r, int g, int b, int a);
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static void _e_smart_clip_set(Evas_Object *obj, Evas_Object * clip);
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static void _e_smart_clip_unset(Evas_Object *obj);
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static void _e_smart_init(void);
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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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2006-01-07 02:39:46 -08:00
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EAPI Evas_Object *
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2005-10-10 05:16:18 -07:00
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e_widget_add(Evas *evas)
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{
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_e_smart_init();
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return evas_object_smart_add(evas, _e_smart);
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-10 05:16:18 -07:00
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e_widget_del_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj))
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{
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API_ENTRY return;
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sd->del_func = func;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_focus_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj))
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{
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API_ENTRY return;
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sd->focus_func = func;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_activate_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj))
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{
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API_ENTRY return;
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sd->activate_func = func;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-15 22:59:18 -07:00
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e_widget_disable_hook_set(Evas_Object *obj, void (*func) (Evas_Object *obj))
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{
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API_ENTRY return;
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sd->disable_func = func;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_on_focus_hook_set(Evas_Object *obj, void (*func) (void *data, Evas_Object *obj), void *data)
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{
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API_ENTRY return;
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sd->on_focus_func = func;
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sd->on_focus_data = data;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-15 22:59:18 -07:00
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e_widget_on_change_hook_set(Evas_Object *obj, void (*func) (void *data, Evas_Object *obj), void *data)
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{
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API_ENTRY return;
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sd->on_change_func = func;
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sd->on_change_data = data;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-10 05:16:18 -07:00
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e_widget_data_set(Evas_Object *obj, void *data)
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{
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API_ENTRY return;
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sd->data = data;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void *
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2005-10-10 05:16:18 -07:00
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e_widget_data_get(Evas_Object *obj)
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{
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API_ENTRY return NULL;
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return sd->data;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-10 05:16:18 -07:00
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e_widget_min_size_set(Evas_Object *obj, Evas_Coord minw, Evas_Coord minh)
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{
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API_ENTRY return;
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sd->minw = minw;
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sd->minh = minh;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-10 05:16:18 -07:00
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e_widget_min_size_get(Evas_Object *obj, Evas_Coord *minw, Evas_Coord *minh)
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{
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API_ENTRY return;
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if (minw) *minw = sd->minw;
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if (minh) *minh = sd->minh;
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_sub_object_add(Evas_Object *obj, Evas_Object *sobj)
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2005-10-10 05:16:18 -07:00
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{
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API_ENTRY return;
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2005-10-12 09:02:33 -07:00
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sd->subobjs = evas_list_append(sd->subobjs, sobj);
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if (!sd->child_can_focus)
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{
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if (e_widget_can_focus_get(sobj)) sd->child_can_focus = 1;
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}
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if (!strcmp(evas_object_type_get(sobj), SMART_NAME))
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{
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sd = evas_object_smart_data_get(sobj);
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if (sd) sd->parent_obj = obj;
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}
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2005-10-10 05:16:18 -07:00
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-25 17:19:52 -07:00
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e_widget_sub_object_del(Evas_Object *obj, Evas_Object *sobj)
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{
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API_ENTRY return;
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sd->subobjs = evas_list_remove(sd->subobjs, sobj);
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if (!sd->child_can_focus)
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{
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if (e_widget_can_focus_get(sobj)) sd->child_can_focus = 0;
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}
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_resize_object_set(Evas_Object *obj, Evas_Object *sobj)
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2005-10-10 05:16:18 -07:00
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{
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API_ENTRY return;
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2005-10-12 09:02:33 -07:00
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if (sd->resize_obj) evas_object_smart_member_del(sd->resize_obj);
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sd->resize_obj = sobj;
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evas_object_smart_member_add(obj, sobj);
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_e_smart_reconfigure(sd);
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2005-10-10 05:16:18 -07:00
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_can_focus_set(Evas_Object *obj, int can_focus)
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2005-10-10 05:16:18 -07:00
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{
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API_ENTRY return;
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2005-10-12 09:02:33 -07:00
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sd->can_focus = can_focus;
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}
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2006-01-07 02:39:46 -08:00
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EAPI int
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2005-10-12 09:02:33 -07:00
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e_widget_can_focus_get(Evas_Object *obj)
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{
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API_ENTRY return 0;
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if (sd->can_focus) return 1;
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if (sd->child_can_focus) return 1;
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return 0;
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}
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2006-01-07 02:39:46 -08:00
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EAPI int
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2005-10-12 09:02:33 -07:00
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e_widget_focus_get(Evas_Object *obj)
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{
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API_ENTRY return 0;
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return sd->focused;
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}
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2006-01-07 02:39:46 -08:00
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EAPI Evas_Object *
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2005-10-12 09:02:33 -07:00
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e_widget_focused_object_get(Evas_Object *obj)
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{
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Evas_List *l;
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API_ENTRY return NULL;
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if (!sd->focused) return NULL;
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for (l = sd->subobjs; l; l = l->next)
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{
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Evas_Object *fobj;
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fobj = e_widget_focused_object_get(l->data);
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if (fobj) return fobj;
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}
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return obj;
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}
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2006-01-07 02:39:46 -08:00
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EAPI int
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2005-10-12 09:02:33 -07:00
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e_widget_focus_jump(Evas_Object *obj, int forward)
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{
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API_ENTRY return 0;
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2005-10-16 00:32:12 -07:00
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if (!e_widget_can_focus_get(obj)) return 0;
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2005-10-15 22:59:18 -07:00
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2005-10-12 09:02:33 -07:00
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/* if it has a focus func its an end-point widget like a button */
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if (sd->focus_func)
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{
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if (!sd->focused) sd->focused = 1;
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else sd->focused = 0;
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sd->focus_func(obj);
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if (sd->on_focus_func) sd->on_focus_func(sd->on_focus_data, obj);
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return sd->focused;
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}
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/* its some container */
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else
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{
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Evas_List *l;
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int focus_next;
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focus_next = 0;
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if (!sd->focused)
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{
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e_widget_focus_set(obj, forward);
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sd->focused = 1;
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if (sd->on_focus_func) sd->on_focus_func(sd->on_focus_data, obj);
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return 1;
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}
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else
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{
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if (forward)
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{
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for (l = sd->subobjs; l; l = l->next)
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{
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2005-10-16 00:32:12 -07:00
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if (e_widget_can_focus_get(l->data))
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2005-10-12 09:02:33 -07:00
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{
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2005-10-16 00:32:12 -07:00
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if ((focus_next) &&
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(!e_widget_disabled_get(l->data)))
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2005-10-12 09:02:33 -07:00
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{
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/* the previous focused item was unfocused - so focus
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* the next one (that can be focused) */
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if (e_widget_focus_jump(l->data, forward)) return 1;
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else break;
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}
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else
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{
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if (e_widget_focus_get(l->data))
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{
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/* jump to the next focused item or focus this item */
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if (e_widget_focus_jump(l->data, forward)) return 1;
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/* it returned 0 - it got to the last item and is past it */
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focus_next = 1;
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}
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}
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}
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}
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}
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else
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{
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for (l = evas_list_last(sd->subobjs); l; l = l->prev)
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{
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2005-10-16 00:32:12 -07:00
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if (e_widget_can_focus_get(l->data))
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2005-10-12 09:02:33 -07:00
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{
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2005-10-16 00:32:12 -07:00
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if ((focus_next) &&
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(!e_widget_disabled_get(l->data)))
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2005-10-12 09:02:33 -07:00
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{
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/* the previous focused item was unfocused - so focus
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* the next one (that can be focused) */
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if (e_widget_focus_jump(l->data, forward)) return 1;
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else break;
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}
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else
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{
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if (e_widget_focus_get(l->data))
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{
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/* jump to the next focused item or focus this item */
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if (e_widget_focus_jump(l->data, forward)) return 1;
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/* it returned 0 - it got to the last item and is past it */
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focus_next = 1;
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}
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}
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}
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}
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}
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}
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}
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/* no next item can be focused */
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sd->focused = 0;
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return 0;
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2005-10-10 05:16:18 -07:00
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}
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2006-01-07 02:39:46 -08:00
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EAPI void
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2005-10-12 09:02:33 -07:00
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e_widget_focus_set(Evas_Object *obj, int first)
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2005-10-10 05:16:18 -07:00
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{
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API_ENTRY return;
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2005-10-12 09:02:33 -07:00
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if (!sd->focused)
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{
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sd->focused = 1;
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if (sd->on_focus_func) sd->on_focus_func(sd->on_focus_data, obj);
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}
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if (sd->focus_func)
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{
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sd->focus_func(obj);
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return;
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}
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else
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{
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Evas_List *l;
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if (first)
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{
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for (l = sd->subobjs; l; l = l->next)
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{
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2005-10-15 22:59:18 -07:00
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|
if ((e_widget_can_focus_get(l->data)) &&
|
|
|
|
(!e_widget_disabled_get(l->data)))
|
2005-10-12 09:02:33 -07:00
|
|
|
{
|
|
|
|
e_widget_focus_set(l->data, first);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
for (l = evas_list_last(sd->subobjs); l; l = l->prev)
|
|
|
|
{
|
2005-10-15 22:59:18 -07:00
|
|
|
if ((e_widget_can_focus_get(l->data)) &&
|
|
|
|
(!e_widget_disabled_get(l->data)))
|
2005-10-12 09:02:33 -07:00
|
|
|
{
|
|
|
|
e_widget_focus_set(l->data, first);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI Evas_Object *
|
2005-10-12 09:02:33 -07:00
|
|
|
e_widget_parent_get(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
API_ENTRY return NULL;
|
|
|
|
return sd->parent_obj;
|
2005-10-10 05:16:18 -07:00
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI void
|
2005-10-12 09:02:33 -07:00
|
|
|
e_widget_focused_object_clear(Evas_Object *obj)
|
2005-10-10 05:16:18 -07:00
|
|
|
{
|
2005-10-12 09:02:33 -07:00
|
|
|
Evas_List *l;
|
2005-10-10 05:16:18 -07:00
|
|
|
API_ENTRY return;
|
2005-10-12 09:02:33 -07:00
|
|
|
if (!sd->focused) return;
|
|
|
|
sd->focused = 0;
|
|
|
|
for (l = sd->subobjs; l; l = l->next)
|
|
|
|
{
|
|
|
|
if (e_widget_focus_get(l->data))
|
|
|
|
{
|
|
|
|
e_widget_focused_object_clear(l->data);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (sd->focus_func) sd->focus_func(obj);
|
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI void
|
2005-10-12 09:02:33 -07:00
|
|
|
e_widget_focus_steal(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
Evas_Object *parent, *o;
|
|
|
|
API_ENTRY return;
|
|
|
|
if (sd->focused) return;
|
2005-10-15 22:59:18 -07:00
|
|
|
if (sd->disabled) return;
|
2005-10-12 09:02:33 -07:00
|
|
|
parent = obj;
|
|
|
|
for (;;)
|
|
|
|
{
|
|
|
|
o = e_widget_parent_get(parent);
|
|
|
|
if (!o) break;
|
|
|
|
parent = o;
|
|
|
|
}
|
|
|
|
e_widget_focused_object_clear(parent);
|
|
|
|
parent = obj;
|
|
|
|
for (;;)
|
|
|
|
{
|
|
|
|
sd = evas_object_smart_data_get(parent);
|
|
|
|
sd->focused = 1;
|
|
|
|
if (sd->on_focus_func) sd->on_focus_func(sd->on_focus_data, parent);
|
|
|
|
o = e_widget_parent_get(parent);
|
|
|
|
if (!o) break;
|
|
|
|
parent = o;
|
|
|
|
}
|
|
|
|
sd = evas_object_smart_data_get(obj);
|
|
|
|
if (sd->focus_func) sd->focus_func(obj);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI void
|
2005-10-12 09:02:33 -07:00
|
|
|
e_widget_activate(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
API_ENTRY return;
|
|
|
|
if (sd->activate_func) sd->activate_func(obj);
|
2005-10-15 22:59:18 -07:00
|
|
|
e_widget_change(obj);
|
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI void
|
2005-10-15 22:59:18 -07:00
|
|
|
e_widget_change(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
API_ENTRY return;
|
|
|
|
if (sd->on_change_func) sd->on_change_func(sd->on_change_data, obj);
|
2005-10-16 05:24:30 -07:00
|
|
|
e_widget_change(e_widget_parent_get(obj));
|
2005-10-15 22:59:18 -07:00
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI void
|
2005-10-15 22:59:18 -07:00
|
|
|
e_widget_disabled_set(Evas_Object *obj, int disabled)
|
|
|
|
{
|
|
|
|
API_ENTRY return;
|
2005-10-16 00:32:12 -07:00
|
|
|
if (((sd->disabled) && (disabled)) ||
|
|
|
|
((!sd->disabled) && (!disabled))) return;
|
2005-10-15 22:59:18 -07:00
|
|
|
sd->disabled = disabled;
|
2005-10-16 00:32:12 -07:00
|
|
|
if (sd->focused)
|
|
|
|
{
|
|
|
|
Evas_Object *o, *parent;
|
|
|
|
|
|
|
|
parent = obj;
|
|
|
|
for (;;)
|
|
|
|
{
|
|
|
|
o = e_widget_parent_get(parent);
|
|
|
|
if (!o) break;
|
|
|
|
parent = o;
|
|
|
|
}
|
|
|
|
e_widget_focus_jump(parent, 1);
|
|
|
|
}
|
2005-10-15 22:59:18 -07:00
|
|
|
if (sd->disable_func) sd->disable_func(obj);
|
|
|
|
}
|
|
|
|
|
2006-01-07 02:39:46 -08:00
|
|
|
EAPI int
|
2005-10-15 22:59:18 -07:00
|
|
|
e_widget_disabled_get(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
API_ENTRY return 0;
|
|
|
|
return sd->disabled;
|
2005-10-10 05:16:18 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
/* local subsystem functions */
|
|
|
|
static void
|
|
|
|
_e_smart_reconfigure(E_Smart_Data *sd)
|
|
|
|
{
|
|
|
|
if (sd->resize_obj)
|
|
|
|
{
|
|
|
|
evas_object_move(sd->resize_obj, sd->x, sd->y);
|
|
|
|
evas_object_resize(sd->resize_obj, sd->w, sd->h);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_add(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
E_Smart_Data *sd;
|
|
|
|
|
|
|
|
sd = calloc(1, sizeof(E_Smart_Data));
|
|
|
|
if (!sd) return;
|
|
|
|
sd->x = 0;
|
|
|
|
sd->y = 0;
|
|
|
|
sd->w = 0;
|
|
|
|
sd->h = 0;
|
2005-10-12 09:02:33 -07:00
|
|
|
sd->can_focus = 1;
|
2005-10-10 05:16:18 -07:00
|
|
|
evas_object_smart_data_set(obj, sd);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_del(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
if (sd->del_func) sd->del_func(obj);
|
|
|
|
while (sd->subobjs)
|
|
|
|
{
|
|
|
|
evas_object_del(sd->subobjs->data);
|
|
|
|
sd->subobjs = evas_list_remove_list(sd->subobjs, sd->subobjs);
|
|
|
|
}
|
|
|
|
free(sd);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
sd->x = x;
|
|
|
|
sd->y = y;
|
|
|
|
_e_smart_reconfigure(sd);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
sd->w = w;
|
|
|
|
sd->h = h;
|
|
|
|
_e_smart_reconfigure(sd);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_show(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
evas_object_show(sd->resize_obj);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_hide(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
evas_object_hide(sd->resize_obj);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_color_set(Evas_Object *obj, int r, int g, int b, int a)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
evas_object_color_set(sd->resize_obj, r, g, b, a);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_clip_set(Evas_Object *obj, Evas_Object *clip)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
evas_object_clip_set(sd->resize_obj, clip);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_clip_unset(Evas_Object *obj)
|
|
|
|
{
|
|
|
|
INTERNAL_ENTRY;
|
|
|
|
evas_object_clip_unset(sd->resize_obj);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* never need to touch this */
|
|
|
|
|
|
|
|
static void
|
|
|
|
_e_smart_init(void)
|
|
|
|
{
|
|
|
|
if (_e_smart) return;
|
2005-10-26 19:44:36 -07:00
|
|
|
_e_smart = evas_smart_new(SMART_NAME,
|
|
|
|
_e_smart_add,
|
|
|
|
_e_smart_del,
|
|
|
|
NULL, NULL, NULL, NULL, NULL,
|
|
|
|
_e_smart_move,
|
|
|
|
_e_smart_resize,
|
|
|
|
_e_smart_show,
|
|
|
|
_e_smart_hide,
|
|
|
|
_e_smart_color_set,
|
|
|
|
_e_smart_clip_set,
|
|
|
|
_e_smart_clip_unset,
|
|
|
|
NULL);
|
2005-10-10 05:16:18 -07:00
|
|
|
}
|