'everything' keep selected item aligned to center when scrolling

SVN revision: 47984
This commit is contained in:
Hannes Janetzek 2010-04-13 17:11:20 +00:00
parent d71da20c37
commit 6701cecab9
1 changed files with 177 additions and 76 deletions

View File

@ -1,5 +1,7 @@
#include "e_mod_main.h"
/* TODO cleanup !!! */
typedef struct _View View;
typedef struct _Smart_Data Smart_Data;
typedef struct _Item Item;
@ -29,14 +31,16 @@ struct _Smart_Data
Item *cur_item;
Ecore_Idle_Enterer *idle_enter;
Ecore_Idle_Enterer *thumb_idler;
Evas_Coord x, y, w, h;
Evas_Coord cx, cy, cw, ch;
Evas_Coord sx, sy;
Evas_Coord sel_pos;
Eina_Bool update : 1;
Eina_Bool switch_mode : 1;
Eina_List *queue;
Evas_Object *selctor;
Evas_Object *selector;
double scroll_align;
double scroll_align_to;
@ -128,7 +132,7 @@ _thumb_idler(void *data)
if (it->get_thumb && !it->thumb && !(it->have_thumb || it->do_thumb))
{
it->thumb = e_thumb_icon_add(sd->view->evas);
ITEM_FILE(file, it->item);
evas_object_smart_callback_add(it->thumb, "e_thumb_gen", _thumb_gen, it);
@ -149,6 +153,10 @@ _thumb_idler(void *data)
return 0;
}
static void
_pan_item_select(Evas_Object *obj, Item *it, int scroll);
static int
_e_smart_reconfigure_do(void *data)
{
@ -229,10 +237,17 @@ _e_smart_reconfigure_do(void *data)
x += ww;
}
if (sd->view->list_mode)
mh += sd->h % 32;
if ((mw != sd->cw) || (mh != sd->ch))
{
sd->cw = mw;
sd->ch = mh;
/* if (sd->view->list_mode)
* sd->ch += sd->h % 32; */
if (sd->cx > (sd->cw - sd->w))
{
sd->cx = sd->cw - sd->w;
@ -262,11 +277,11 @@ _e_smart_reconfigure_do(void *data)
changed = 1;
}
if (sd->switch_mode)
if (sd->switch_mode)
{
if (changed)
evas_object_smart_callback_call(obj, "changed", NULL);
sd->update = EINA_TRUE;
sd->switch_mode = EINA_FALSE;
@ -274,13 +289,34 @@ _e_smart_reconfigure_do(void *data)
sd->idle_enter = NULL;
return 0;
}
if (!sd->view->list_mode)
{
if (sd->w > sd->cw) ox = (sd->w - sd->cw) / 2;
if (sd->h > sd->ch) oy = (sd->h - sd->ch) / 2;
}
else
{
if (!sd->selector)
{
sd->selector = edje_object_add(sd->view->evas);
e_theme_edje_object_set(sd->selector, "base/theme/widgets",
"e/modules/everything/thumbview/item/list");
evas_object_smart_member_add(sd->selector, obj);
evas_object_clip_set(sd->selector, evas_object_clip_get(obj));
edje_object_signal_emit(sd->selector, "e,state,selected", "e");
}
if (sd->cur_item)
evas_object_show(sd->selector);
else
evas_object_hide(sd->selector);
evas_object_resize(sd->selector, ww, hh);
evas_object_move(sd->selector, sd->x, sd->y + sd->sel_pos);
}
EINA_LIST_FOREACH(sd->items, l, it)
{
xx = sd->x - sd->cx + it->x + ox;
@ -304,7 +340,7 @@ _e_smart_reconfigure_do(void *data)
evas_object_smart_member_add(it->frame, obj);
evas_object_clip_set(it->frame, evas_object_clip_get(obj));
}
edje_object_part_text_set(it->frame, "e.text.label", it->item->label);
evas_object_show(it->frame);
@ -312,27 +348,24 @@ _e_smart_reconfigure_do(void *data)
edje_object_signal_emit(it->frame, "e,action,thumb,show_delayed", "e");
else
edje_object_signal_emit(it->frame, "e,action,thumb,show", "e");
if (it->item->browseable)
edje_object_signal_emit(it->frame, "e,state,browseable", "e");
it->visible = EINA_TRUE;
if (it->selected)
edje_object_signal_emit(it->frame, "e,state,selected", "e");
it->visible = EINA_TRUE;
}
if (!eina_list_data_find(sd->queue, it))
{
sd->queue = eina_list_append(sd->queue, it);
}
evas_object_move(it->frame, xx, yy);
evas_object_resize(it->frame, it->w, it->h);
}
else if (it->visible)
{
sd->queue = eina_list_remove(sd->queue, it);
sd->queue = eina_list_remove(sd->queue, it);
if (it->do_thumb) e_thumb_icon_end(it->thumb);
if (it->thumb) evas_object_del(it->thumb);
if (it->image) evas_object_del(it->image);
@ -354,11 +387,12 @@ _e_smart_reconfigure_do(void *data)
if (!sd->thumb_idler)
sd->thumb_idler = ecore_idle_enterer_before_add(_thumb_idler, sd);
sd->update = EINA_TRUE;
if (recursion == 0)
sd->idle_enter = NULL;
return 0;
}
@ -379,7 +413,6 @@ _e_smart_add(Evas_Object *obj)
sd->x = sd->y = sd->w = sd->h = 0;
sd->sx = sd->sy = -1;
evas_object_smart_data_set(obj, sd);
/* sd->selctor = */
}
static void
@ -393,8 +426,8 @@ _e_smart_del(Evas_Object *obj)
if (sd->thumb_idler)
ecore_idle_enterer_del(sd->thumb_idler);
if (sd->animator)
ecore_animator_del(sd->animator);
ecore_animator_del(sd->animator);
// sd->view is just referenced
// sd->child_obj is unused
EINA_LIST_FREE(sd->items, it)
@ -408,6 +441,8 @@ _e_smart_del(Evas_Object *obj)
}
free(sd);
evas_object_smart_data_set(obj, NULL);
evas_object_del(sd->selector);
}
static void
@ -558,8 +593,8 @@ _pan_item_remove(Evas_Object *obj, Item *it)
if (it->frame) evas_object_del(it->frame);
if (it->image) evas_object_del(it->image);
sd->queue = eina_list_remove(sd->queue, it);
sd->queue = eina_list_remove(sd->queue, it);
evry_item_free(it->item);
E_FREE(it);
@ -570,15 +605,15 @@ static int
_animator(void *data)
{
Smart_Data *sd = data;
if (sd->scroll_to)
{
double da;
double spd = evry_conf->scroll_speed / e_config->framerate;
double spd = 30.0 / e_config->framerate;
sd->scroll_align = (sd->scroll_align * (1.0 - spd)) + (sd->scroll_align_to * spd);
da = sd->scroll_align - sd->scroll_align_to;
if (da < 0.0) da = -da;
if (da < 0.01)
@ -599,39 +634,101 @@ _pan_item_select(Evas_Object *obj, Item *it, int scroll)
Smart_Data *sd = evas_object_smart_data_get(obj);
double align = -1;
Item *tmp;
int prev = -1;
if (sd->cur_item)
{
prev = sd->cur_item->y / sd->cur_item->h;
sd->cur_item->selected = EINA_FALSE;
edje_object_signal_emit(sd->cur_item->frame, "e,state,unselected", "e");
}
sd->cur_item = NULL;
if (!it) return;
sd->update = EINA_FALSE;
sd->cur_item = it;
sd->cur_item->selected = EINA_TRUE;
e_scrollframe_child_pos_get(sd->view->sframe, 0, (Evas_Coord *)&sd->scroll_align);
if (sd->view->list_mode)
{
if (it->y < sd->h/2)
align = 0;
else
align = it->y - sd->h/2;
/* align = it->y - (double)it->y / (double)sd->ch * (sd->h - it->h); */
}
else if ((it->y + it->h) - sd->cy > sd->h)
align = it->y - (2 - sd->view->zoom) * it->h;
else if (it->y < sd->cy)
align = it->y;
int rows = sd->h / it->h;
int all = sd->ch / it->h;
int cur = it->y /it->h;
int mid = rows/2;
int dist = mid;
int align_to = -1;
int scroll = (prev > 0 ? cur - prev : 0);
e_scrollframe_child_pos_get(sd->view->sframe, 0, (Evas_Coord *)&sd->scroll_align);
if (scroll >= 0)
{
if (cur <= dist || all < rows)
{
/* step down start */
align = 0;
align_to = cur;
}
else if ((all > rows) && (all - cur < rows - dist))
{
/* step down end */
align = (cur - dist);
align_to = rows - (all - cur);
}
else
{
/* align */
align = (cur - dist);
}
}
else if (scroll < 0)
{
if (cur < (rows - dist))
{
/* step up start */
align = 0;
align_to = cur;
}
else if ((all > rows) && (all - cur <= (rows - dist)))
{
/* step up end */
align = (cur - dist);
align_to = rows - (all - cur);
}
else
{
/* align */
align = (cur - dist);
}
}
if (align_to >= 0)
sd->sel_pos = align_to * it->h;
align *= it->h;
}
else
{
if (sd->view->zoom < 2)
edje_object_signal_emit(sd->cur_item->frame, "e,state,selected", "e");
if ((it->y + it->h) - sd->cy > sd->h)
align = it->y - (2 - sd->view->zoom) * it->h;
else if (it->y < sd->cy)
align = it->y;
}
if (align >= 0)
{
if (!scroll || !evry_conf->scroll_animate)
{
sd->scroll_align_to = align;
sd->scroll_align = align;
e_scrollframe_child_pos_set(sd->view->sframe, 0, sd->scroll_align);
}
@ -643,9 +740,6 @@ _pan_item_select(Evas_Object *obj, Item *it, int scroll)
sd->animator = ecore_animator_add(_animator, sd);
}
}
if (sd->view->zoom < 2)
edje_object_signal_emit(sd->cur_item->frame, "e,state,selected", "e");
if (sd->idle_enter) ecore_idle_enterer_del(sd->idle_enter);
sd->idle_enter = ecore_idle_enterer_before_add(_e_smart_reconfigure_do, obj);
@ -661,7 +755,7 @@ _clear_items(Evas_Object *obj)
if (sd->animator)
ecore_animator_del(sd->animator);
sd->animator = NULL;
EINA_LIST_FOREACH(sd->items, l, it)
{
if (it->do_thumb)
@ -694,16 +788,16 @@ _view_clear(Evry_View *view)
Item *it;
_clear_items(v->span);
EINA_LIST_FREE(sd->items, it)
{
evry_item_free(it->item);
E_FREE(it);
}
if (sd->idle_enter) ecore_idle_enterer_del(sd->idle_enter);
sd->idle_enter = ecore_idle_enterer_before_add(_e_smart_reconfigure_do, v->span);
v->tabs->clear(v->tabs);
}
@ -724,14 +818,25 @@ _update_frame(Evas_Object *obj)
if (sd->animator)
ecore_animator_del(sd->animator);
sd->animator = NULL;
sd->scroll_align = 0;
e_scrollframe_child_pos_set(sd->view->sframe, 0, sd->scroll_align);
_e_smart_reconfigure_do(obj);
_pan_item_select(obj, sd->cur_item, 0);
if (sd->view->list_mode)
{
evas_object_show(sd->selector);
edje_object_signal_emit(sd->selector, "e,state,selected", "e");
}
else
evas_object_hide(sd->selector);
_pan_item_select(obj, sd->cur_item, 0);
_e_smart_reconfigure(obj);
return 0;
}
@ -747,7 +852,7 @@ _view_update(Evry_View *view)
Eina_Bool update = EINA_FALSE;
sd->cur_item = NULL;
if (!v->state->plugin)
{
_view_clear(view);
@ -761,8 +866,8 @@ _view_update(Evry_View *view)
{
last_pos = v_it->pos;
v_it->pos = 0;
pos = 1;
pos = 1;
/* go through plugins current items */
EINA_LIST_FOREACH(p_items, ll, p_it)
{
@ -770,7 +875,7 @@ _view_update(Evry_View *view)
{
if (pos != last_pos)
v_it->changed = EINA_TRUE;
v_it->pos = pos;
/* set selected state -> TODO remove*/
@ -785,7 +890,7 @@ _view_update(Evry_View *view)
v_it->selected = EINA_FALSE;
edje_object_signal_emit(v_it->frame, "e,state,unselected", "e");
}
break;
}
pos++;
@ -797,7 +902,7 @@ _view_update(Evry_View *view)
first_vis = v_it->pos;
last_vis = v_it->pos;
}
/* view item is in list of current items */
if (v_it->pos)
{
@ -805,7 +910,7 @@ _view_update(Evry_View *view)
if (_check_item(v_it->item))
v_it->get_thumb = EINA_TRUE;
if (v_it->visible && v_it->changed)
update = EINA_TRUE;
}
@ -851,15 +956,15 @@ _view_update(Evry_View *view)
if (update || !last_vis || v->plugin != v->state->plugin)
{
v->plugin = v->state->plugin;
sd->update = EINA_TRUE;
_update_frame(v->span);
}
if (v_items) eina_list_free(v_items);
v->tabs->update(v->tabs);
v->tabs->update(v->tabs);
return 0;
}
@ -967,7 +1072,7 @@ _cb_key_down(Evry_View *view, const Ecore_Event_Key *ev)
for(ll = l; ll; ll = ll->prev)
{
it = ll->data;
if (it->y < sd->cur_item->y &&
it->x <= sd->cur_item->x)
break;
@ -992,7 +1097,7 @@ _cb_key_down(Evry_View *view, const Ecore_Event_Key *ev)
goto end;
}
}
return 0;
end:
@ -1009,14 +1114,14 @@ _cb_item_changed(void *data, int type, void *event)
Smart_Data *sd = evas_object_smart_data_get(v->span);
if (!sd) return 0;
EINA_LIST_FOREACH(sd->items, l, it)
if (it->item == ev->item)
{
if (!it->visible) break;
edje_object_part_text_set(it->frame, "e.text.label", it->item->label);
if (it->do_thumb) e_thumb_icon_end(it->thumb);
if (it->thumb) evas_object_del(it->thumb);
if (it->image) evas_object_del(it->image);
@ -1026,10 +1131,10 @@ _cb_item_changed(void *data, int type, void *event)
it->have_thumb = EINA_FALSE;
it->do_thumb = EINA_FALSE;
if (!eina_list_data_find(sd->queue, it))
sd->queue = eina_list_append(sd->queue, it);
if (!sd->thumb_idler)
sd->thumb_idler = ecore_idle_enterer_before_add(_thumb_idler, sd);
}
@ -1059,7 +1164,7 @@ _view_create(Evry_View *view, const Evry_State *s, const Evas_Object *swallow)
v->list_mode = parent->list_mode;
v->zoom = parent->zoom;
v->bg = edje_object_add(v->evas);
e_theme_edje_object_set(v->bg, "base/theme/widgets",
"e/modules/everything/thumbview/main/window");
@ -1084,8 +1189,8 @@ _view_create(Evry_View *view, const Evry_State *s, const Evas_Object *swallow)
v->view.o_bar = v->tabs->o_tabs;
h = ecore_event_handler_add(EVRY_EVENT_ITEM_CHANGED, _cb_item_changed, v);
v->handlers = eina_list_append(v->handlers, h);
v->handlers = eina_list_append(v->handlers, h);
return EVRY_VIEW(v);
}
@ -1104,7 +1209,7 @@ _view_destroy(Evry_View *view)
EINA_LIST_FREE(v->handlers, h)
ecore_event_handler_del(h);
E_FREE(v);
}
@ -1115,7 +1220,7 @@ view_thumb_init(void)
return EINA_FALSE;
View *v = E_NEW(View, 1);
v->view.id = EVRY_VIEW(v);
v->view.name = "Icon View";
v->view.create = &_view_create;
@ -1124,7 +1229,7 @@ view_thumb_init(void)
v->view.clear = &_view_clear;
v->view.cb_key_down = &_cb_key_down;
v->list_mode = -1;
evry_view_register(EVRY_VIEW(v), 1);
view = v;
@ -1142,7 +1247,3 @@ view_thumb_shutdown(void)
E_FREE(view);
}
/* EINA_MODULE_INIT(_init);
* EINA_MODULE_SHUTDOWN(_shutdown); */