enlightenment/efl
enlightenment
/
efl
8
7
Fork 14
Code Issues 13 Pull Requests 6 Projects Releases Wiki Activity
efl/legacy/elementary/src/lib/elc_ctxpopup.c

1282 lines
36 KiB
C
Raw Blame History

#include <Elementary.h>
#include "elm_priv.h"
#include "elm_widget_ctxpopup.h"
EAPI const char ELM_CTXPOPUP_SMART_NAME[] = "elm_ctxpopup";
static const char SIG_DISMISSED[] = "dismissed";
static const Evas_Smart_Cb_Description _smart_callbacks[] = {
{SIG_DISMISSED, ""},
{NULL, NULL}
};
EVAS_SMART_SUBCLASS_NEW
(ELM_CTXPOPUP_SMART_NAME, _elm_ctxpopup, Elm_Ctxpopup_Smart_Class,
Elm_Layout_Smart_Class, elm_layout_smart_class_get, _smart_callbacks);
static Eina_Bool
_elm_ctxpopup_smart_focus_next(const Evas_Object *obj,
Elm_Focus_Direction dir,
Evas_Object **next)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!sd)
return EINA_FALSE;
if (!elm_widget_focus_next_get(sd->box, dir, next))
{
elm_widget_focused_object_clear(sd->box);
elm_widget_focus_next_get(sd->box, dir, next);
}
return EINA_TRUE;
}
static Eina_Bool
_elm_ctxpopup_smart_event(Evas_Object *obj,
Evas_Object *src __UNUSED__,
Evas_Callback_Type type,
void *event_info)
{
Evas_Event_Key_Down *ev = event_info;
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (elm_widget_disabled_get(obj)) return EINA_FALSE;
if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
if (!strcmp(ev->keyname, "Tab"))
{
if (evas_key_modifier_is_set(ev->modifiers, "Shift"))
elm_widget_focus_cycle(sd->box, ELM_FOCUS_PREVIOUS);
else
elm_widget_focus_cycle(sd->box, ELM_FOCUS_NEXT);
return EINA_TRUE;
}
if (strcmp(ev->keyname, "Escape")) return EINA_FALSE;
evas_object_hide(obj);
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
return EINA_TRUE;
}
static void
_x_pos_adjust(Evas_Coord_Point *pos,
Evas_Coord_Point *base_size,
Evas_Coord_Rectangle *hover_area)
{
pos->x -= (base_size->x / 2);
if (pos->x < hover_area->x)
pos->x = hover_area->x;
else if ((pos->x + base_size->x) > (hover_area->x + hover_area->w))
pos->x = (hover_area->x + hover_area->w) - base_size->x;
if (base_size->x > hover_area->w)
base_size->x -= (base_size->x - hover_area->w);
if (pos->x < hover_area->x)
pos->x = hover_area->x;
}
static void
_y_pos_adjust(Evas_Coord_Point *pos,
Evas_Coord_Point *base_size,
Evas_Coord_Rectangle *hover_area)
{
pos->y -= (base_size->y / 2);
if (pos->y < hover_area->y)
pos->y = hover_area->y;
else if ((pos->y + base_size->y) > (hover_area->y + hover_area->h))
pos->y = hover_area->y + hover_area->h - base_size->y;
if (base_size->y > hover_area->h)
base_size->y -= (base_size->y - hover_area->h);
if (pos->y < hover_area->y)
pos->y = hover_area->y;
}
static Elm_Ctxpopup_Direction
_base_geometry_calc(Evas_Object *obj,
Evas_Coord_Rectangle *rect)
{
Elm_Ctxpopup_Direction dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
Evas_Coord_Rectangle hover_area;
Evas_Coord_Point pos = {0, 0};
Evas_Coord_Point arrow_size;
Evas_Coord_Point base_size;
Evas_Coord_Point max_size;
Evas_Coord_Point min_size;
Evas_Coord_Point temp;
int idx;
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!rect) return ELM_CTXPOPUP_DIRECTION_DOWN;
edje_object_part_geometry_get
(sd->arrow, "ctxpopup_arrow", NULL, NULL, &arrow_size.x, &arrow_size.y);
evas_object_resize(sd->arrow, arrow_size.x, arrow_size.y);
//Initialize Area Rectangle.
evas_object_geometry_get
(sd->parent, &hover_area.x, &hover_area.y, &hover_area.w,
&hover_area.h);
evas_object_geometry_get(obj, &pos.x, &pos.y, NULL, NULL);
//recalc the edje
edje_object_size_min_calc
(ELM_WIDGET_DATA(sd)->resize_obj, &base_size.x, &base_size.y);
evas_object_smart_calculate(ELM_WIDGET_DATA(sd)->resize_obj);
//Limit to Max Size
evas_object_size_hint_max_get(obj, &max_size.x, &max_size.y);
if ((max_size.y > 0) && (base_size.y > max_size.y))
base_size.y = max_size.y;
if ((max_size.x > 0) && (base_size.x > max_size.x))
base_size.x = max_size.x;
//Limit to Min Size
evas_object_size_hint_min_get(obj, &min_size.x, &min_size.y);
if ((min_size.y > 0) && (base_size.y < min_size.y))
base_size.y = min_size.y;
if ((min_size.x > 0) && (base_size.x < min_size.x))
base_size.x = min_size.x;
//Check the Which direction is available.
//If find a avaialble direction, it adjusts position and size.
for (idx = 0; idx < 4; idx++)
{
switch (sd->dir_priority[idx])
{
case ELM_CTXPOPUP_DIRECTION_UP:
temp.y = (pos.y - base_size.y);
if ((temp.y - arrow_size.y) < hover_area.y)
continue;
_x_pos_adjust(&pos, &base_size, &hover_area);
pos.y -= base_size.y;
dir = ELM_CTXPOPUP_DIRECTION_UP;
break;
case ELM_CTXPOPUP_DIRECTION_LEFT:
temp.x = (pos.x - base_size.x);
if ((temp.x - arrow_size.x) < hover_area.x)
continue;
_y_pos_adjust(&pos, &base_size, &hover_area);
pos.x -= base_size.x;
dir = ELM_CTXPOPUP_DIRECTION_LEFT;
break;
case ELM_CTXPOPUP_DIRECTION_RIGHT:
temp.x = (pos.x + base_size.x);
if ((temp.x + arrow_size.x) >
(hover_area.x + hover_area.w))
continue;
_y_pos_adjust(&pos, &base_size, &hover_area);
dir = ELM_CTXPOPUP_DIRECTION_RIGHT;
break;
case ELM_CTXPOPUP_DIRECTION_DOWN:
temp.y = (pos.y + base_size.y);
if ((temp.y + arrow_size.y) >
(hover_area.y + hover_area.h))
continue;
_x_pos_adjust(&pos, &base_size, &hover_area);
dir = ELM_CTXPOPUP_DIRECTION_DOWN;
break;
default:
continue;
}
break;
}
//In this case, all directions are invalid because of lack of space.
if (idx == 4)
{
Evas_Coord length[2];
if (!sd->horizontal)
{
length[0] = pos.y - hover_area.y;
length[1] = (hover_area.y + hover_area.h) - pos.y;
// ELM_CTXPOPUP_DIRECTION_UP
if (length[0] > length[1])
{
_x_pos_adjust(&pos, &base_size, &hover_area);
pos.y -= base_size.y;
dir = ELM_CTXPOPUP_DIRECTION_UP;
if (pos.y < (hover_area.y + arrow_size.y))
{
base_size.y -= ((hover_area.y + arrow_size.y) - pos.y);
pos.y = hover_area.y + arrow_size.y;
}
}
//ELM_CTXPOPUP_DIRECTION_DOWN
else
{
_x_pos_adjust(&pos, &base_size, &hover_area);
dir = ELM_CTXPOPUP_DIRECTION_DOWN;
if ((pos.y + arrow_size.y + base_size.y) >
(hover_area.y + hover_area.h))
base_size.y -=
((pos.y + arrow_size.y + base_size.y) -
(hover_area.y + hover_area.h));
}
}
else
{
length[0] = pos.x - hover_area.x;
length[1] = (hover_area.x + hover_area.w) - pos.x;
//ELM_CTXPOPUP_DIRECTION_LEFT
if (length[0] > length[1])
{
_y_pos_adjust(&pos, &base_size, &hover_area);
pos.x -= base_size.x;
dir = ELM_CTXPOPUP_DIRECTION_LEFT;
if (pos.x < (hover_area.x + arrow_size.x))
{
base_size.x -= ((hover_area.x + arrow_size.x) - pos.x);
pos.x = hover_area.x + arrow_size.x;
}
}
//ELM_CTXPOPUP_DIRECTION_RIGHT
else
{
_y_pos_adjust(&pos, &base_size, &hover_area);
dir = ELM_CTXPOPUP_DIRECTION_RIGHT;
if (pos.x + (arrow_size.x + base_size.x) >
hover_area.x + hover_area.w)
base_size.x -=
((pos.x + arrow_size.x + base_size.x) -
(hover_area.x + hover_area.w));
}
}
}
//Final position and size.
rect->x = pos.x;
rect->y = pos.y;
rect->w = base_size.x;
rect->h = base_size.y;
return dir;
}
static void
_arrow_update(Evas_Object *obj,
Elm_Ctxpopup_Direction dir,
Evas_Coord_Rectangle base_size)
{
Evas_Coord_Rectangle arrow_size;
Evas_Coord x, y;
double drag;
ELM_CTXPOPUP_DATA_GET(obj, sd);
evas_object_geometry_get(obj, &x, &y, NULL, NULL);
evas_object_geometry_get
(sd->arrow, NULL, NULL, &arrow_size.w, &arrow_size.h);
/* arrow is not being kept as sub-object on purpose, here. the
* design of the widget does not help with the contrary */
switch (dir)
{
case ELM_CTXPOPUP_DIRECTION_RIGHT:
edje_object_signal_emit(sd->arrow, "elm,state,left", "elm");
edje_object_part_swallow
(ELM_WIDGET_DATA(sd)->resize_obj,
(elm_widget_mirrored_get(obj) ? "elm.swallow.arrow_right" :
"elm.swallow.arrow_left"), sd->arrow);
if (base_size.h > 0)
{
if (y < ((arrow_size.h * 0.5) + base_size.y))
y = 0;
else if (y > base_size.y + base_size.h - (arrow_size.h * 0.5))
y = base_size.h - arrow_size.h;
else
y = y - base_size.y - (arrow_size.h * 0.5);
drag = (double)(y) / (double)(base_size.h - arrow_size.h);
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj,
(elm_widget_mirrored_get(obj) ? "elm.swallow.arrow_right" :
"elm.swallow.arrow_left"), 1, drag);
}
break;
case ELM_CTXPOPUP_DIRECTION_LEFT:
edje_object_signal_emit(sd->arrow, "elm,state,right", "elm");
edje_object_part_swallow
(ELM_WIDGET_DATA(sd)->resize_obj,
(elm_widget_mirrored_get(obj) ? "elm.swallow.arrow_left" :
"elm.swallow.arrow_right"), sd->arrow);
if (base_size.h > 0)
{
if (y < ((arrow_size.h * 0.5) + base_size.y))
y = 0;
else if (y > (base_size.y + base_size.h - (arrow_size.h * 0.5)))
y = base_size.h - arrow_size.h;
else
y = y - base_size.y - (arrow_size.h * 0.5);
drag = (double)(y) / (double)(base_size.h - arrow_size.h);
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj,
(elm_widget_mirrored_get(obj) ? "elm.swallow.arrow_left" :
"elm.swallow.arrow_right"), 0, drag);
}
break;
case ELM_CTXPOPUP_DIRECTION_DOWN:
edje_object_signal_emit(sd->arrow, "elm,state,top", "elm");
edje_object_part_swallow
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.swallow.arrow_up",
sd->arrow);
if (base_size.w > 0)
{
if (x < ((arrow_size.w * 0.5) + base_size.x))
x = 0;
else if (x > (base_size.x + base_size.w - (arrow_size.w * 0.5)))
x = base_size.w - arrow_size.w;
else
x = x - base_size.x - (arrow_size.w * 0.5);
drag = (double)(x) / (double)(base_size.w - arrow_size.w);
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.swallow.arrow_up", drag,
1);
}
break;
case ELM_CTXPOPUP_DIRECTION_UP:
edje_object_signal_emit(sd->arrow, "elm,state,bottom", "elm");
edje_object_part_swallow
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.swallow.arrow_down",
sd->arrow);
if (base_size.w > 0)
{
if (x < ((arrow_size.w * 0.5) + base_size.x))
x = 0;
else if (x > (base_size.x + base_size.w - (arrow_size.w * 0.5)))
x = base_size.w - arrow_size.w;
else x = x - base_size.x - (arrow_size.w * 0.5);
drag = (double)(x) / (double)(base_size.w - arrow_size.w);
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.swallow.arrow_down",
drag, 0);
}
break;
default:
break;
}
//should be here for getting accurate geometry value
evas_object_smart_calculate(ELM_WIDGET_DATA(sd)->resize_obj);
}
static void
_show_signals_emit(Evas_Object *obj,
Elm_Ctxpopup_Direction dir)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!sd->visible) return;
if ((sd->list) && (!sd->list_visible)) return;
switch (dir)
{
case ELM_CTXPOPUP_DIRECTION_UP:
elm_layout_signal_emit(obj, "elm,state,show,up", "elm");
break;
case ELM_CTXPOPUP_DIRECTION_LEFT:
elm_layout_signal_emit(obj,
(elm_widget_mirrored_get(obj) ? "elm,state,show,right" :
"elm,state,show,left"), "elm");
break;
case ELM_CTXPOPUP_DIRECTION_RIGHT:
elm_layout_signal_emit(obj,
(elm_widget_mirrored_get(obj) ? "elm,state,show,left" :
"elm,state,show,right"), "elm");
break;
case ELM_CTXPOPUP_DIRECTION_DOWN:
elm_layout_signal_emit(obj, "elm,state,show,down", "elm");
break;
default:
break;
}
edje_object_signal_emit(sd->bg, "elm,state,show", "elm");
elm_layout_signal_emit(obj, "elm,state,show", "elm");
}
static void
_hide_signals_emit(Evas_Object *obj,
Elm_Ctxpopup_Direction dir)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!sd->visible) return;
switch (dir)
{
case ELM_CTXPOPUP_DIRECTION_UP:
elm_layout_signal_emit(obj, "elm,state,hide,up", "elm");
break;
case ELM_CTXPOPUP_DIRECTION_LEFT:
elm_layout_signal_emit(obj,
(elm_widget_mirrored_get(obj) ? "elm,state,hide,right" :
"elm,state,hide,left"), "elm");
break;
case ELM_CTXPOPUP_DIRECTION_RIGHT:
elm_layout_signal_emit(obj,
(elm_widget_mirrored_get(obj) ? "elm,state,hide,left" :
"elm,state,hide,right"), "elm");
break;
case ELM_CTXPOPUP_DIRECTION_DOWN:
elm_layout_signal_emit(obj, "elm,state,hide,down", "elm");
break;
default:
break;
}
edje_object_signal_emit(sd->bg, "elm,state,hide", "elm");
}
static void
_base_shift_by_arrow(Evas_Object *arrow,
Elm_Ctxpopup_Direction dir,
Evas_Coord_Rectangle *rect)
{
Evas_Coord arrow_w, arrow_h;
evas_object_geometry_get(arrow, NULL, NULL, &arrow_w, &arrow_h);
switch (dir)
{
case ELM_CTXPOPUP_DIRECTION_RIGHT:
rect->x += arrow_w;
break;
case ELM_CTXPOPUP_DIRECTION_LEFT:
rect->x -= arrow_w;
break;
case ELM_CTXPOPUP_DIRECTION_DOWN:
rect->y += arrow_h;
break;
case ELM_CTXPOPUP_DIRECTION_UP:
rect->y -= arrow_h;
break;
default:
break;
}
}
static Eina_Bool
_elm_ctxpopup_smart_sub_object_add(Evas_Object *obj,
Evas_Object *sobj)
{
Elm_Widget_Smart_Class *parent_parent;
parent_parent = (Elm_Widget_Smart_Class *)((Evas_Smart_Class *)
_elm_ctxpopup_parent_sc)->parent;
/* skipping layout's code, which registers size hint changing
* callback on sub objects. a hack to make ctxpopup live, as it is,
* on the new classing schema. this widget needs a total
* rewrite. */
if (!parent_parent->sub_object_add(obj, sobj))
return EINA_FALSE;
return EINA_TRUE;
}
static void
_elm_ctxpopup_smart_sizing_eval(Evas_Object *obj)
{
Evas_Coord_Rectangle rect = { 0, 0, 1, 1 };
Evas_Coord_Point list_size = { 0, 0 };
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!sd->arrow) return; /* simple way to flag "under deletion" */
//Base
sd->dir = _base_geometry_calc(obj, &rect);
_arrow_update(obj, sd->dir, rect);
_base_shift_by_arrow(sd->arrow, sd->dir, &rect);
if ((sd->list) && (sd->list_visible))
{
evas_object_geometry_get(sd->list, 0, 0, &list_size.x, &list_size.y);
if ((list_size.x >= rect.w) || (list_size.y >= rect.h))
{
elm_list_mode_set(sd->list, ELM_LIST_COMPRESS);
evas_object_size_hint_min_set(sd->box, rect.w, rect.h);
evas_object_size_hint_min_set(obj, rect.w, rect.h);
}
}
evas_object_move(ELM_WIDGET_DATA(sd)->resize_obj, rect.x, rect.y);
evas_object_resize(ELM_WIDGET_DATA(sd)->resize_obj, rect.w, rect.h);
_show_signals_emit(obj, sd->dir);
}
static void
_on_parent_del(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
evas_object_del(data);
}
static void
_on_parent_move(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(data, sd);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(data);
}
static void
_on_parent_resize(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(data, sd);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
evas_object_hide(data);
}
static void
_parent_detach(Evas_Object *obj)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!sd->parent) return;
evas_object_event_callback_del_full
(sd->parent, EVAS_CALLBACK_DEL, _on_parent_del, obj);
evas_object_event_callback_del_full
(sd->parent, EVAS_CALLBACK_MOVE, _on_parent_move, obj);
evas_object_event_callback_del_full
(sd->parent, EVAS_CALLBACK_RESIZE, _on_parent_resize, obj);
}
static void
_on_content_resized(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(data, sd);
elm_box_recalculate(sd->box);
elm_layout_sizing_eval(data);
}
//FIXME: lost the content size when theme hook is called.
static Eina_Bool
_elm_ctxpopup_smart_theme(Evas_Object *obj)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!ELM_WIDGET_CLASS(_elm_ctxpopup_parent_sc)->theme(obj))
return EINA_FALSE;
elm_widget_theme_object_set
(obj, sd->bg, "ctxpopup", "bg", elm_widget_style_get(obj));
elm_widget_theme_object_set
(obj, sd->arrow, "ctxpopup", "arrow", elm_widget_style_get(obj));
if (sd->list)
{
if (!strncmp(elm_object_style_get(obj), "default", strlen("default")))
elm_object_style_set(sd->list, "ctxpopup");
else
elm_object_style_set(sd->list, elm_object_style_get(obj));
}
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(obj);
return EINA_TRUE;
}
/* kind of a big and tricky override here: an internal box will hold
* the actual content. content aliases won't be of much help here */
static Eina_Bool
_elm_ctxpopup_smart_content_set(Evas_Object *obj,
const char *part,
Evas_Object *content)
{
Evas_Coord min_w = -1, min_h = -1;
ELM_CTXPOPUP_DATA_GET(obj, sd);
if ((part) && (strcmp(part, "default")))
return ELM_CONTAINER_CLASS(_elm_ctxpopup_parent_sc)->content_set
(obj, part, content);
if (!content) return EINA_FALSE;
if (content == sd->content) return EINA_TRUE;
if (sd->content) evas_object_del(sd->content);
if (sd->content == sd->list) sd->list = NULL;
evas_object_size_hint_weight_set
(content, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_fill_set
(content, EVAS_HINT_FILL, EVAS_HINT_FILL);
/* since it's going to be a box content, not a layout's... */
evas_object_show(content);
evas_object_size_hint_min_get(content, &min_w, &min_h);
evas_object_size_hint_min_set(sd->box, min_w, min_h);
elm_box_pack_end(sd->box, content);
sd->content = content;
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(obj);
return EINA_TRUE;
}
static Evas_Object *
_elm_ctxpopup_smart_content_get(const Evas_Object *obj,
const char *part)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if ((part) && (strcmp(part, "default")))
return ELM_CONTAINER_CLASS(_elm_ctxpopup_parent_sc)->content_get
(obj, part);
return sd->content;
}
static Evas_Object *
_elm_ctxpopup_smart_content_unset(Evas_Object *obj,
const char *part)
{
Evas_Object *content;
ELM_CTXPOPUP_DATA_GET(obj, sd);
if ((part) && (strcmp(part, "default")))
return ELM_CONTAINER_CLASS(_elm_ctxpopup_parent_sc)->content_unset
(obj, part);
content = sd->content;
if (!content) return NULL;
sd->content = NULL;
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(obj);
return content;
}
static void
_item_text_set_hook(Elm_Object_Item *it,
const char *part,
const char *label)
{
Elm_Ctxpopup_Item *ctxpopup_it;
if ((part) && (strcmp(part, "default"))) return;
ctxpopup_it = (Elm_Ctxpopup_Item *)it;
ELM_CTXPOPUP_DATA_GET(WIDGET(ctxpopup_it), sd);
elm_object_item_part_text_set(ctxpopup_it->list_item, "default", label);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(WIDGET(ctxpopup_it));
}
static const char *
_item_text_get_hook(const Elm_Object_Item *it,
const char *part)
{
Elm_Ctxpopup_Item *ctxpopup_it;
if (part && strcmp(part, "default")) return NULL;
ctxpopup_it = (Elm_Ctxpopup_Item *)it;
return elm_object_item_part_text_get(ctxpopup_it->list_item, "default");
}
static void
_item_content_set_hook(Elm_Object_Item *it,
const char *part,
Evas_Object *content)
{
Elm_Ctxpopup_Item *ctxpopup_it;
if ((part) && (strcmp(part, "icon"))
&& (strcmp(part, "start"))
&& (strcmp(part, "end"))) return;
ctxpopup_it = (Elm_Ctxpopup_Item *)it;
ELM_CTXPOPUP_DATA_GET(WIDGET(ctxpopup_it), sd);
if ((part) && (!strcmp(part, "end")))
elm_object_item_part_content_set(ctxpopup_it->list_item, "end", content);
else
elm_object_item_part_content_set
(ctxpopup_it->list_item, "start", content);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(WIDGET(ctxpopup_it));
}
static Evas_Object *
_item_content_get_hook(const Elm_Object_Item *it,
const char *part)
{
Elm_Ctxpopup_Item *ctxpopup_it;
if (part && strcmp(part, "icon") && strcmp(part, "start")
&& strcmp(part, "end")) return NULL;
ctxpopup_it = (Elm_Ctxpopup_Item *)it;
if (part && !strcmp(part, "end"))
return elm_object_item_part_content_get(ctxpopup_it->list_item, "end");
else
return elm_object_item_part_content_get(ctxpopup_it->list_item, "start");
}
static void
_item_disable_hook(Elm_Object_Item *it)
{
Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
elm_object_item_disabled_set
(ctxpopup_it->list_item, elm_widget_item_disabled_get(ctxpopup_it));
}
static void
_item_signal_emit_hook(Elm_Object_Item *it,
const char *emission,
const char *source)
{
Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
elm_object_item_signal_emit(ctxpopup_it->list_item, emission, source);
}
static void
_bg_clicked_cb(void *data,
Evas_Object *obj __UNUSED__,
const char *emission __UNUSED__,
const char *source __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(data, sd);
_hide_signals_emit(data, sd->dir);
}
static void
_on_show(void *data __UNUSED__,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (sd->list)
{
elm_list_go(sd->list);
sd->visible = EINA_TRUE;
elm_object_focus_set(obj, EINA_TRUE);
return;
}
if (!sd->content) return;
sd->visible = EINA_TRUE;
evas_object_show(sd->bg);
evas_object_show(sd->arrow);
edje_object_signal_emit(sd->bg, "elm,state,show", "elm");
elm_layout_signal_emit(obj, "elm,state,show", "elm");
elm_layout_sizing_eval(obj);
elm_object_focus_set(obj, EINA_TRUE);
}
static void
_on_hide(void *data __UNUSED__,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!sd->visible) return;
evas_object_hide(sd->bg);
evas_object_hide(sd->arrow);
sd->visible = EINA_FALSE;
sd->list_visible = EINA_FALSE;
}
static void
_on_move(void *data __UNUSED__,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (sd->visible) evas_object_show(sd->arrow);
elm_layout_sizing_eval(obj);
}
static void
_hide_finished_cb(void *data,
Evas_Object *obj __UNUSED__,
const char *emission __UNUSED__,
const char *source __UNUSED__)
{
evas_object_hide(data);
evas_object_smart_callback_call(data, SIG_DISMISSED, NULL);
}
static void
_list_resize_cb(void *data,
Evas *e __UNUSED__,
Evas_Object *obj __UNUSED__,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(data, sd);
if (!sd->visible) return;
if (sd->list_visible) return;
sd->list_visible = EINA_TRUE;
evas_object_show(sd->bg);
evas_object_show(sd->arrow);
elm_layout_sizing_eval(data);
}
static void
_ctxpopup_restack_cb(void *data __UNUSED__,
Evas *e __UNUSED__,
Evas_Object *obj,
void *event_info __UNUSED__)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
evas_object_layer_set(sd->bg, evas_object_layer_get(obj));
}
static void
_list_del(Elm_Ctxpopup_Smart_Data *sd)
{
if (!sd->list) return;
evas_object_del(sd->list);
sd->list = NULL;
}
static Eina_Bool
_item_del_pre_hook(Elm_Object_Item *it)
{
Evas_Object *list;
Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
ELM_CTXPOPUP_DATA_GET(WIDGET(ctxpopup_it), sd);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
list = elm_object_item_widget_get(ctxpopup_it->list_item);
if (eina_list_count(elm_list_items_get(list)) < 2)
{
elm_object_item_del(ctxpopup_it->list_item);
evas_object_hide(WIDGET(ctxpopup_it));
return EINA_TRUE;
}
elm_object_item_del(ctxpopup_it->list_item);
if (sd->list_visible) elm_layout_sizing_eval(WIDGET(ctxpopup_it));
return EINA_TRUE;
}
static Eina_Bool
_elm_ctxpopup_smart_disable(Evas_Object *obj)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!ELM_WIDGET_CLASS(_elm_ctxpopup_parent_sc)->disable(obj))
return EINA_FALSE;
elm_object_disabled_set(sd->list, elm_widget_disabled_get(obj));
return EINA_TRUE;
}
static void
_elm_ctxpopup_smart_add(Evas_Object *obj)
{
EVAS_SMART_DATA_ALLOC(obj, Elm_Ctxpopup_Smart_Data);
ELM_WIDGET_CLASS(_elm_ctxpopup_parent_sc)->base.add(obj);
elm_layout_theme_set(obj, "ctxpopup", "base", elm_widget_style_get(obj));
elm_layout_signal_callback_add
(obj, "elm,action,hide,finished", "", _hide_finished_cb, obj);
//Background
priv->bg = edje_object_add(evas_object_evas_get(obj));
elm_widget_theme_object_set(obj, priv->bg, "ctxpopup", "bg", "default");
edje_object_signal_callback_add
(priv->bg, "elm,action,click", "", _bg_clicked_cb, obj);
evas_object_stack_below(priv->bg, obj);
//Arrow
priv->arrow = edje_object_add(evas_object_evas_get(obj));
elm_widget_theme_object_set
(obj, priv->arrow, "ctxpopup", "arrow", "default");
priv->dir_priority[0] = ELM_CTXPOPUP_DIRECTION_UP;
priv->dir_priority[1] = ELM_CTXPOPUP_DIRECTION_LEFT;
priv->dir_priority[2] = ELM_CTXPOPUP_DIRECTION_RIGHT;
priv->dir_priority[3] = ELM_CTXPOPUP_DIRECTION_DOWN;
priv->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
evas_object_event_callback_add
(obj, EVAS_CALLBACK_RESTACK, _ctxpopup_restack_cb, obj);
priv->box = elm_box_add(obj);
evas_object_size_hint_weight_set
(priv->box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_event_callback_add
(priv->box, EVAS_CALLBACK_RESIZE, _on_content_resized, obj);
/* box will be our content placeholder, thus the parent's version call */
ELM_CONTAINER_CLASS(_elm_ctxpopup_parent_sc)->content_set
(obj, "elm.swallow.content", priv->box);
evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW, _on_show, NULL);
evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE, _on_hide, NULL);
evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _on_move, NULL);
elm_widget_can_focus_set(obj, EINA_TRUE);
}
static void
_elm_ctxpopup_smart_del(Evas_Object *obj)
{
ELM_CTXPOPUP_DATA_GET(obj, sd);
evas_object_event_callback_del_full
(sd->box, EVAS_CALLBACK_RESIZE, _on_content_resized, obj);
_parent_detach(obj);
elm_ctxpopup_clear(obj);
evas_object_del(sd->arrow);
sd->arrow = NULL; /* stops _sizing_eval() from going on on deletion */
evas_object_del(sd->bg);
sd->bg = NULL;
ELM_WIDGET_CLASS(_elm_ctxpopup_parent_sc)->base.del(obj);
}
static void
_elm_ctxpopup_smart_parent_set(Evas_Object *obj,
Evas_Object *parent)
{
//default parent is to be hover parent
elm_ctxpopup_hover_parent_set(obj, parent);
}
static void
_elm_ctxpopup_smart_set_user(Elm_Ctxpopup_Smart_Class *sc)
{
ELM_WIDGET_CLASS(sc)->base.add = _elm_ctxpopup_smart_add;
ELM_WIDGET_CLASS(sc)->base.del = _elm_ctxpopup_smart_del;
ELM_WIDGET_CLASS(sc)->parent_set = _elm_ctxpopup_smart_parent_set;
ELM_WIDGET_CLASS(sc)->disable = _elm_ctxpopup_smart_disable;
ELM_WIDGET_CLASS(sc)->event = _elm_ctxpopup_smart_event;
ELM_WIDGET_CLASS(sc)->theme = _elm_ctxpopup_smart_theme;
ELM_WIDGET_CLASS(sc)->sub_object_add = _elm_ctxpopup_smart_sub_object_add;
ELM_WIDGET_CLASS(sc)->focus_next = _elm_ctxpopup_smart_focus_next;
ELM_WIDGET_CLASS(sc)->focus_direction = NULL;
ELM_CONTAINER_CLASS(sc)->content_get = _elm_ctxpopup_smart_content_get;
ELM_CONTAINER_CLASS(sc)->content_set = _elm_ctxpopup_smart_content_set;
ELM_CONTAINER_CLASS(sc)->content_unset = _elm_ctxpopup_smart_content_unset;
ELM_LAYOUT_CLASS(sc)->sizing_eval = _elm_ctxpopup_smart_sizing_eval;
}
EAPI const Elm_Ctxpopup_Smart_Class *
elm_ctxpopup_smart_class_get(void)
{
static Elm_Ctxpopup_Smart_Class _sc =
ELM_CTXPOPUP_SMART_CLASS_INIT_NAME_VERSION(ELM_CTXPOPUP_SMART_NAME);
static const Elm_Ctxpopup_Smart_Class *class = NULL;
Evas_Smart_Class *esc = (Evas_Smart_Class *)&_sc;
if (class)
return class;
_elm_ctxpopup_smart_set(&_sc);
esc->callbacks = _smart_callbacks;
class = &_sc;
return class;
}
EAPI Evas_Object *
elm_ctxpopup_add(Evas_Object *parent)
{
Evas_Object *obj;
EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
obj = elm_widget_add(_elm_ctxpopup_smart_class_new(), parent);
if (!obj) return NULL;
if (!elm_widget_sub_object_add(parent, obj))
ERR("could not add %p as sub object of %p", obj, parent);
return obj;
}
EAPI void
elm_ctxpopup_hover_parent_set(Evas_Object *obj,
Evas_Object *parent)
{
Evas_Coord x, y, w, h;
ELM_CTXPOPUP_CHECK(obj);
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (!parent) return;
_parent_detach(obj);
evas_object_event_callback_add
(parent, EVAS_CALLBACK_DEL, _on_parent_del, obj);
evas_object_event_callback_add
(parent, EVAS_CALLBACK_MOVE, _on_parent_move, obj);
evas_object_event_callback_add
(parent, EVAS_CALLBACK_RESIZE, _on_parent_resize, obj);
sd->parent = parent;
//Update Background
evas_object_geometry_get(parent, &x, &y, &w, &h);
evas_object_move(sd->bg, x, y);
evas_object_resize(sd->bg, w, h);
if (sd->visible) elm_layout_sizing_eval(obj);
}
EAPI Evas_Object *
elm_ctxpopup_hover_parent_get(const Evas_Object *obj)
{
ELM_CTXPOPUP_CHECK(obj) NULL;
ELM_CTXPOPUP_DATA_GET(obj, sd);
return sd->parent;
}
EAPI void
elm_ctxpopup_clear(Evas_Object *obj)
{
ELM_CTXPOPUP_CHECK(obj);
ELM_CTXPOPUP_DATA_GET(obj, sd);
_list_del(sd);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
}
EAPI void
elm_ctxpopup_horizontal_set(Evas_Object *obj,
Eina_Bool horizontal)
{
ELM_CTXPOPUP_CHECK(obj);
ELM_CTXPOPUP_DATA_GET(obj, sd);
sd->horizontal = !!horizontal;
if (!sd->list) return;
elm_list_horizontal_set(sd->list, sd->horizontal);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(obj);
}
EAPI Eina_Bool
elm_ctxpopup_horizontal_get(const Evas_Object *obj)
{
ELM_CTXPOPUP_CHECK(obj) EINA_FALSE;
ELM_CTXPOPUP_DATA_GET(obj, sd);
return sd->horizontal;
}
EAPI Elm_Object_Item *
elm_ctxpopup_item_append(Evas_Object *obj,
const char *label,
Evas_Object *icon,
Evas_Smart_Cb func,
const void *data)
{
Elm_Ctxpopup_Item *item;
ELM_CTXPOPUP_CHECK(obj) NULL;
ELM_CTXPOPUP_DATA_GET(obj, sd);
item = elm_widget_item_new(obj, Elm_Ctxpopup_Item);
if (!item) return NULL;
elm_widget_item_del_pre_hook_set(item, _item_del_pre_hook);
elm_widget_item_disable_hook_set(item, _item_disable_hook);
elm_widget_item_text_set_hook_set(item, _item_text_set_hook);
elm_widget_item_text_get_hook_set(item, _item_text_get_hook);
elm_widget_item_content_set_hook_set(item, _item_content_set_hook);
elm_widget_item_content_get_hook_set(item, _item_content_get_hook);
elm_widget_item_signal_emit_hook_set(item, _item_signal_emit_hook);
if (!sd->list)
{
//The first item is appended.
sd->list = elm_list_add(obj);
elm_list_mode_set(sd->list, ELM_LIST_EXPAND);
elm_list_horizontal_set(sd->list, sd->horizontal);
evas_object_event_callback_add
(sd->list, EVAS_CALLBACK_RESIZE, _list_resize_cb, obj);
elm_layout_content_set(obj, "default", sd->list);
}
item->list_item =
elm_list_item_append(sd->list, label, icon, NULL, func, data);
sd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
if (sd->visible) elm_layout_sizing_eval(obj);
return (Elm_Object_Item *)item;
}
EAPI void
elm_ctxpopup_direction_priority_set(Evas_Object *obj,
Elm_Ctxpopup_Direction first,
Elm_Ctxpopup_Direction second,
Elm_Ctxpopup_Direction third,
Elm_Ctxpopup_Direction fourth)
{
ELM_CTXPOPUP_CHECK(obj);
ELM_CTXPOPUP_DATA_GET(obj, sd);
sd->dir_priority[0] = first;
sd->dir_priority[1] = second;
sd->dir_priority[2] = third;
sd->dir_priority[3] = fourth;
if (sd->visible) elm_layout_sizing_eval(obj);
}
EAPI void
elm_ctxpopup_direction_priority_get(Evas_Object *obj,
Elm_Ctxpopup_Direction *first,
Elm_Ctxpopup_Direction *second,
Elm_Ctxpopup_Direction *third,
Elm_Ctxpopup_Direction *fourth)
{
ELM_CTXPOPUP_CHECK(obj);
ELM_CTXPOPUP_DATA_GET(obj, sd);
if (first) *first = sd->dir_priority[0];
if (second) *second = sd->dir_priority[1];
if (third) *third = sd->dir_priority[2];
if (fourth) *fourth = sd->dir_priority[3];
}
EAPI Elm_Ctxpopup_Direction
elm_ctxpopup_direction_get(const Evas_Object *obj)
{
ELM_CTXPOPUP_CHECK(obj) ELM_CTXPOPUP_DIRECTION_UNKNOWN;
ELM_CTXPOPUP_DATA_GET(obj, sd);
return sd->dir;
}
EAPI void
elm_ctxpopup_dismiss(Evas_Object *obj)
{
ELM_CTXPOPUP_CHECK(obj);
ELM_CTXPOPUP_DATA_GET(obj, sd);
_hide_signals_emit(obj, sd->dir);
}
Reference in New Issue View Git Blame Copy Permalink