575 lines
17 KiB
C
575 lines
17 KiB
C
#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#define EFL_ACCESS_PROTECTED
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#define ELM_INTERFACE_ATSPI_WIDGET_ACTION_PROTECTED
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#define ELM_WIDGET_PROTECTED
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#define EFL_UI_TRANSLATABLE_PROTECTED
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#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_combobox.h"
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#include "elm_entry.eo.h"
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#include "elm_combobox.eo.h"
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#include "elm_genlist.eo.h"
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#include "elm_hover.eo.h"
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#define MY_CLASS ELM_COMBOBOX_CLASS
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#define MY_CLASS_NAME "Elm_Combobox"
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#define MY_CLASS_NAME_LEGACY "elm_combobox"
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static const char SIG_DISMISSED[] = "dismissed";
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static const char SIG_EXPANDED[] = "expanded";
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static const char SIG_ITEM_SELECTED[] = "item,selected";
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static const char SIG_ITEM_PRESSED[] = "item,pressed";
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static const char SIG_FILTER_DONE[] = "filter,done";
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static const char SIG_CLICKED[] = "clicked";
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_DISMISSED, ""},
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{SIG_EXPANDED, ""},
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{SIG_ITEM_SELECTED, ""},
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{SIG_ITEM_PRESSED, ""},
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{SIG_FILTER_DONE, ""},
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{SIG_CLICKED, ""}, /**< handled by parent button class */
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{SIG_WIDGET_LANG_CHANGED, ""}, /**< handled by elm_widget */
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{SIG_WIDGET_ACCESS_CHANGED, ""}, /**< handled by elm_widget */
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{NULL, NULL}
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};
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static void _table_resize(void *data);
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static Eina_Bool _key_action_move(Evas_Object *obj, const char *params);
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static Eina_Bool _key_action_activate(Evas_Object *obj, const char *params);
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static const Elm_Action key_actions[] = {
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{"activate", _key_action_activate},
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{"move", _key_action_move},
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{NULL, NULL}
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};
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EOLIAN static void
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_elm_combobox_efl_ui_translatable_translation_update(Eo *obj EINA_UNUSED, Elm_Combobox_Data *sd)
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{
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efl_ui_translatable_translation_update(efl_super(obj, MY_CLASS));
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efl_ui_translatable_translation_update(sd->genlist);
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efl_ui_translatable_translation_update(sd->entry);
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if (sd->hover)
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efl_ui_translatable_translation_update(sd->hover);
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}
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EOLIAN static Efl_Ui_Theme_Apply
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_elm_combobox_elm_widget_theme_apply(Eo *obj, Elm_Combobox_Data *sd)
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{
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const char *style;
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Efl_Ui_Theme_Apply int_ret = EFL_UI_THEME_APPLY_FAILED;
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Eina_Bool mirrored;
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char buf[128];
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, EFL_UI_THEME_APPLY_FAILED);
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style = eina_stringshare_add(elm_widget_style_get(obj));
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snprintf(buf, sizeof(buf), "combobox_vertical/%s", style);
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/* combobox's style has no extra bit for orientation but could have... */
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eina_stringshare_replace(&(wd->style), buf);
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int_ret = efl_ui_widget_theme_apply(efl_super(obj, MY_CLASS));
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if (!int_ret) return EFL_UI_THEME_APPLY_FAILED;
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eina_stringshare_replace(&(wd->style), style);
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mirrored = efl_ui_mirrored_get(obj);
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if (sd->hover)
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{
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efl_ui_mirrored_set(sd->hover, mirrored);
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elm_widget_style_set(sd->hover, buf);
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}
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efl_ui_mirrored_set(sd->genlist, mirrored);
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efl_ui_mirrored_set(sd->entry, mirrored);
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elm_widget_style_set(sd->genlist, buf);
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elm_widget_style_set(sd->entry, buf);
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eina_stringshare_del(style);
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return int_ret;
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}
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static void
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_on_hover_clicked(void *data, const Efl_Event *event)
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{
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const char *dismissstr;
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dismissstr = elm_layout_data_get(event->object, "dismiss");
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if (!dismissstr || strcmp(dismissstr, "on"))
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elm_combobox_hover_end(data); // for backward compatibility
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}
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static void
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_hover_end_finished(void *data,
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Evas_Object *obj EINA_UNUSED,
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const char *emission EINA_UNUSED,
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const char *source EINA_UNUSED)
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{
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const char *dismissstr;
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ELM_COMBOBOX_DATA_GET(data, sd);
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dismissstr = elm_layout_data_get(sd->hover, "dismiss");
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if (dismissstr && !strcmp(dismissstr, "on"))
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{
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sd->expanded = EINA_FALSE;
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evas_object_hide(sd->hover);
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efl_event_callback_legacy_call(data, ELM_COMBOBOX_EVENT_DISMISSED, NULL);
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}
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}
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static void
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count_items_genlist(void *data)
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{
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ELM_COMBOBOX_DATA_GET(data, sd);
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Eina_Iterator *filter_iter;
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int count = 0;
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Elm_Object_Item *item;
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filter_iter = elm_genlist_filter_iterator_new(sd->genlist);
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if (!filter_iter) return;
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EINA_ITERATOR_FOREACH(filter_iter, item)
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if (item) count++;
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sd->count = count;
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eina_iterator_free(filter_iter);
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}
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static void
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_item_realized(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
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{
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_table_resize(data);
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}
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static void
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_table_resize(void *data)
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{
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ELM_COMBOBOX_DATA_GET(data, sd);
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if (sd->count > 0)
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{
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int hover_parent_w, hover_parent_h, obj_h, obj_w, obj_y, win_y_offset;
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int current_height, h;
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Eina_List *realized;
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sd->item = elm_genlist_first_item_get(sd->genlist);
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if (!(realized = elm_genlist_realized_items_get(sd->genlist)))
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{
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//nothing realized and wait until at least one item is realized
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h = 1;
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evas_object_smart_callback_add(sd->genlist, "realized", _item_realized, data);
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}
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else
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{
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// take the first, and update according to that
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evas_object_geometry_get(elm_object_item_track(eina_list_data_get(realized)), NULL, NULL,
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NULL, &h);
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}
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sd->item_height = h;
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evas_object_geometry_get(sd->entry, NULL, NULL, &obj_w, NULL);
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evas_object_geometry_get(data, NULL, &obj_y, NULL, &obj_h);
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evas_object_geometry_get(sd->hover_parent, NULL, NULL, &hover_parent_w,
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&hover_parent_h);
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current_height = sd->item_height * sd->count;
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sd->best_location = elm_hover_best_content_location_get(sd->hover,
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ELM_HOVER_AXIS_VERTICAL);
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if (sd->best_location && !strcmp(sd->best_location , "bottom"))
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win_y_offset = hover_parent_h - obj_y - obj_h;
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else win_y_offset = obj_y;
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if (current_height < win_y_offset)
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evas_object_size_hint_min_set(sd->spacer, obj_w * elm_config_scale_get(),
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current_height + (2 * elm_config_scale_get()));
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else evas_object_size_hint_min_set(sd->spacer, obj_w * elm_config_scale_get(),
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win_y_offset * elm_config_scale_get());
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}
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}
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static void
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_activate(Evas_Object *obj)
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{
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ELM_COMBOBOX_DATA_GET(obj, sd);
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if (elm_widget_disabled_get(obj)) return;
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if (sd->expanded)
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{
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elm_combobox_hover_end(obj);
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return;
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}
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sd->expanded = EINA_TRUE;
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count_items_genlist(obj);
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if (sd->count <= 0) return;
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_table_resize(obj);
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elm_object_part_content_set(sd->hover, sd->best_location, sd->tbl);
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evas_object_show(sd->genlist);
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elm_genlist_item_selected_set(sd->item, EINA_TRUE);
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evas_object_show(sd->hover);
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efl_event_callback_legacy_call(obj, ELM_COMBOBOX_EVENT_EXPANDED, NULL);
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}
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static void
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_on_item_selected(void *data , Evas_Object *obj EINA_UNUSED, void *event)
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{
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ELM_COMBOBOX_DATA_GET(data, sd);
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elm_object_focus_set(sd->entry, EINA_TRUE);
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efl_event_callback_legacy_call(data, ELM_COMBOBOX_EVENT_ITEM_SELECTED, event);
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}
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static void
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_on_item_pressed(void *data , Evas_Object *obj EINA_UNUSED, void *event)
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{
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efl_event_callback_legacy_call(data, ELM_COMBOBOX_EVENT_ITEM_PRESSED, event);
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}
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static void
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_gl_filter_finished_cb(void *data, const Efl_Event *event)
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{
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char buf[1024];
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ELM_COMBOBOX_DATA_GET(data, sd);
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count_items_genlist(data);
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if (sd->first_filter)
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{
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sd->first_filter = EINA_FALSE;
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return;
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}
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efl_event_callback_legacy_call(data, ELM_COMBOBOX_EVENT_FILTER_DONE, event->info);
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if (sd->count > 0)
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{
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if (!sd->expanded) _activate(data);
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else _table_resize(data);
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elm_genlist_item_selected_set(sd->item, EINA_TRUE);
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}
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else
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{
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sd->expanded = EINA_FALSE;
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elm_layout_signal_emit(sd->hover, "elm,action,hide,no_animate", "elm");
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snprintf(buf, sizeof(buf), "elm,action,slot,%s,hide", sd->best_location);
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elm_layout_signal_emit(sd->hover, buf, "elm");
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edje_object_message_signal_process(elm_layout_edje_get(sd->hover));
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}
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}
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static void
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_on_aborted(void *data, const Efl_Event *event EINA_UNUSED)
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{
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ELM_COMBOBOX_DATA_GET(data, sd);
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if (sd->expanded) elm_combobox_hover_end(data);
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}
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static void
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_on_changed(void *data, const Efl_Event *event EINA_UNUSED)
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{
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efl_event_callback_legacy_call(data, ELM_ENTRY_EVENT_CHANGED, NULL);
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}
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static void
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_on_clicked(void *data, const Efl_Event *event EINA_UNUSED)
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{
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elm_combobox_hover_begin(data);
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}
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EOLIAN static void
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_elm_combobox_efl_canvas_group_group_add(Eo *obj, Elm_Combobox_Data *sd EINA_UNUSED)
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{
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efl_canvas_group_add(efl_super(obj, MY_CLASS));
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elm_widget_sub_object_parent_add(obj);
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efl_ui_mirrored_automatic_set(obj, EINA_FALSE);
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efl_event_callback_add(obj, EFL_UI_EVENT_CLICKED, _on_clicked, obj);
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//What are you doing here?
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efl_ui_widget_theme_apply(obj);
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}
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EOLIAN static void
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_elm_combobox_efl_canvas_group_group_del(Eo *obj, Elm_Combobox_Data *sd)
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{
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sd->hover_parent = NULL;
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efl_canvas_group_del(efl_super(obj, MY_CLASS));
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}
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EOLIAN static void
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_elm_combobox_efl_gfx_visible_set(Eo *obj, Elm_Combobox_Data *sd, Eina_Bool vis)
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{
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if (_evas_object_intercept_call(obj, EVAS_OBJECT_INTERCEPT_CB_VISIBLE, 0, vis))
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return;
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efl_gfx_visible_set(efl_super(obj, MY_CLASS), vis);
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if (vis)
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{
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if (sd->expanded) evas_object_show(sd->hover);
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}
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else
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{
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if (sd->hover) evas_object_hide(sd->hover);
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}
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}
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EOLIAN static Eina_Bool
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_elm_combobox_efl_ui_autorepeat_autorepeat_supported_get(Eo *obj EINA_UNUSED,
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Elm_Combobox_Data *sd EINA_UNUSED)
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{
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return EINA_FALSE;
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}
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EAPI Evas_Object *
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elm_combobox_add(Evas_Object *parent)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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return efl_add(MY_CLASS, parent, efl_canvas_object_legacy_ctor(efl_added));
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}
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static inline void
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_hover_ctor(Eo *parent, Eo *hover)
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{
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ELM_WIDGET_DATA_GET_OR_RETURN(parent, wd);
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if (wd->legacy)
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efl_canvas_object_legacy_ctor(hover);
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efl_gfx_visible_set(hover, EINA_FALSE);
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}
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EOLIAN static Eo *
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_elm_combobox_efl_object_constructor(Eo *obj, Elm_Combobox_Data *sd)
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{
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Evas_Object *gl;
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Evas_Object *entry;
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char buf[128];
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obj = efl_constructor(efl_super(obj, MY_CLASS));
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sd->first_filter = EINA_TRUE;
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efl_canvas_object_type_set(obj, MY_CLASS_NAME_LEGACY);
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evas_object_smart_callbacks_descriptions_set(obj, _smart_callbacks);
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efl_access_role_set(obj, EFL_ACCESS_ROLE_GLASS_PANE);
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//hover-parent
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sd->hover_parent = elm_object_top_widget_get(obj);
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snprintf(buf, sizeof(buf), "combobox_vertical/%s", elm_widget_style_get(obj));
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//hover
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sd->hover = efl_add(ELM_HOVER_CLASS, sd->hover_parent,
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_hover_ctor(obj, efl_added),
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efl_ui_widget_style_set(efl_added, buf));
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evas_object_layer_set(sd->hover, EVAS_LAYER_MAX);
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efl_ui_mirrored_automatic_set(sd->hover, EINA_FALSE);
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elm_hover_target_set(sd->hover, obj);
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elm_widget_sub_object_add(obj, sd->hover);
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efl_event_callback_add
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(sd->hover, EFL_UI_EVENT_CLICKED, _on_hover_clicked, obj);
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elm_layout_signal_callback_add
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(sd->hover, "elm,action,hide,finished", "elm", _hover_end_finished, obj);
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//table
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sd->tbl = elm_table_add(obj);
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evas_object_size_hint_weight_set(sd->tbl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(sd->tbl, EVAS_HINT_FILL, EVAS_HINT_FILL);
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//spacer
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sd->spacer = evas_object_rectangle_add(evas_object_evas_get(sd->hover_parent));
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evas_object_size_hint_weight_set(sd->spacer, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(sd->spacer, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_color_set(sd->spacer, 0, 0, 0, 0);
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elm_table_pack(sd->tbl, sd->spacer, 0, 0, 1, 1);
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// This is the genlist object that will take over the genlist call
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sd->genlist = gl = efl_add(ELM_GENLIST_CLASS, obj,
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efl_ui_widget_style_set(efl_added, buf));
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elm_genlist_filter_set(gl, NULL);
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efl_ui_mirrored_automatic_set(gl, EINA_FALSE);
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efl_ui_mirrored_set(gl, efl_ui_mirrored_get(obj));
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evas_object_size_hint_weight_set(gl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(gl, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_smart_callback_add(gl, "selected", _on_item_selected, obj);
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evas_object_smart_callback_add(gl, "pressed", _on_item_pressed, obj);
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efl_event_callback_add(gl, ELM_GENLIST_EVENT_FILTER_DONE, _gl_filter_finished_cb, obj);
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elm_genlist_homogeneous_set(gl, EINA_TRUE);
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elm_genlist_mode_set(gl, ELM_LIST_COMPRESS);
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elm_table_pack(sd->tbl, gl, 0, 0, 1, 1);
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// This is the entry object that will take over the entry call
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sd->entry = entry = efl_add(ELM_ENTRY_CLASS, obj,
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efl_ui_widget_style_set(efl_added, buf));
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efl_ui_mirrored_automatic_set(entry, EINA_FALSE);
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efl_ui_mirrored_set(entry, efl_ui_mirrored_get(obj));
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elm_scroller_policy_set(entry, ELM_SCROLLER_POLICY_OFF,
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ELM_SCROLLER_POLICY_OFF);
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elm_entry_scrollable_set(entry, EINA_TRUE);
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elm_entry_single_line_set(entry, EINA_TRUE);
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efl_event_callback_add(entry, ELM_ENTRY_EVENT_CHANGED_USER, _on_changed, obj);
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efl_event_callback_add(entry, ELM_ENTRY_EVENT_ABORTED, _on_aborted, obj);
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evas_object_show(entry);
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elm_object_part_content_set(obj, "elm.swallow.content", entry);
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efl_composite_attach(obj, gl);
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efl_composite_attach(obj, entry);
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return obj;
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}
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EOLIAN static void
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_elm_combobox_hover_begin(Eo *obj, Elm_Combobox_Data *sd)
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{
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if (!sd->hover) return;
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elm_object_focus_set(sd->entry, EINA_TRUE);
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_activate(obj);
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}
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EOLIAN static void
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_elm_combobox_hover_end(Eo *obj, Elm_Combobox_Data *sd)
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{
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const char *dismissstr;
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if (!sd->hover) return;
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dismissstr = elm_layout_data_get(sd->hover, "dismiss");
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if (dismissstr && !strcmp(dismissstr, "on"))
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elm_hover_dismiss(sd->hover);
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else
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{
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|
sd->expanded = EINA_FALSE;
|
|
evas_object_hide(sd->hover);
|
|
efl_event_callback_legacy_call(obj, ELM_COMBOBOX_EVENT_DISMISSED, NULL);
|
|
} // for backward compatibility
|
|
}
|
|
|
|
EOLIAN static Eina_Bool
|
|
_elm_combobox_expanded_get(Eo *obj EINA_UNUSED, Elm_Combobox_Data *sd)
|
|
{
|
|
return sd->expanded;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_key_action_move(Evas_Object *obj, const char *params)
|
|
{
|
|
ELM_COMBOBOX_DATA_GET(obj, sd);
|
|
Elm_Object_Item *it = NULL;
|
|
const char *dir = params;
|
|
if (!sd->hover) return EINA_FALSE;
|
|
|
|
if (!strcmp(dir, "up"))
|
|
{
|
|
it = sd->item;
|
|
it = elm_genlist_item_prev_get(it);
|
|
if (!it) sd->item = elm_genlist_last_item_get(sd->genlist);
|
|
else sd->item = it;
|
|
elm_genlist_item_selected_set(sd->item, EINA_TRUE);
|
|
}
|
|
else if (!strcmp(dir, "down"))
|
|
{
|
|
it = sd->item;
|
|
it = elm_genlist_item_next_get(it);
|
|
if (!it) sd->item = elm_genlist_first_item_get(sd->genlist);
|
|
else sd->item = it;
|
|
elm_genlist_item_selected_set(sd->item, EINA_TRUE);
|
|
}
|
|
else return EINA_FALSE;
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_key_action_activate(Evas_Object *obj, const char *params EINA_UNUSED)
|
|
{
|
|
ELM_COMBOBOX_DATA_GET(obj, sd);
|
|
if (!sd->hover) return EINA_FALSE;
|
|
if (!sd->expanded)
|
|
elm_combobox_hover_begin(obj);
|
|
else
|
|
{
|
|
efl_event_callback_legacy_call(sd->genlist, EFL_UI_EVENT_PRESSED, sd->item);
|
|
elm_entry_cursor_end_set(sd->entry);
|
|
}
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
static void
|
|
_elm_combobox_class_constructor(Efl_Class *klass)
|
|
{
|
|
evas_smart_legacy_type_register(MY_CLASS_NAME_LEGACY, klass);
|
|
}
|
|
|
|
EOLIAN const Elm_Atspi_Action *
|
|
_elm_combobox_elm_interface_atspi_widget_action_elm_actions_get(Eo *obj EINA_UNUSED,
|
|
Elm_Combobox_Data *pd
|
|
EINA_UNUSED)
|
|
{
|
|
static Elm_Atspi_Action atspi_actions[] = {
|
|
{"activate", "activate", "return", _key_action_activate},
|
|
{"move,up", "move", "up", _key_action_move},
|
|
{"move,down", "move", "down", _key_action_move},
|
|
{NULL, NULL, NULL, NULL}
|
|
};
|
|
return &atspi_actions[0];
|
|
}
|
|
|
|
EOLIAN void
|
|
_elm_combobox_elm_genlist_filter_set(Eo *obj EINA_UNUSED, Elm_Combobox_Data *pd, void *key)
|
|
{
|
|
pd->first_filter = EINA_FALSE;
|
|
|
|
elm_obj_genlist_filter_set(pd->genlist, key);
|
|
}
|
|
|
|
// FIXME: Combobox part API is badly defined. Efl.Part should be reimplemented
|
|
// properly, but this will be tricky: how to set "guide" on the "entry" part?
|
|
void
|
|
_elm_combobox_part_text_set(Eo *obj, const char * part, const char *label)
|
|
{
|
|
Elm_Combobox_Data *pd = efl_data_scope_safe_get(obj, MY_CLASS);
|
|
if (!pd) return;
|
|
elm_object_part_text_set(pd->entry, part, label);
|
|
}
|
|
|
|
const char *
|
|
_elm_combobox_part_text_get(const Eo *obj, const char *part)
|
|
{
|
|
Elm_Combobox_Data *pd = efl_data_scope_safe_get(obj, MY_CLASS);
|
|
if (!pd) return NULL;
|
|
return elm_object_part_text_get(pd->entry, part);
|
|
}
|
|
|
|
EOLIAN static void
|
|
_elm_combobox_efl_gfx_size_set(Eo *obj, Elm_Combobox_Data *pd, Eina_Size2D sz)
|
|
{
|
|
if (_evas_object_intercept_call(obj, EVAS_OBJECT_INTERCEPT_CB_RESIZE, 0, sz.w, sz.h))
|
|
return;
|
|
|
|
if (pd->count > 0) _table_resize(obj);
|
|
efl_gfx_size_set(efl_super(obj, MY_CLASS), sz);
|
|
}
|
|
|
|
/* Internal EO APIs and hidden overrides */
|
|
|
|
ELM_WIDGET_KEY_DOWN_DEFAULT_IMPLEMENT(elm_combobox, Elm_Combobox_Data)
|
|
|
|
/* Internal EO APIs and hidden overrides */
|
|
|
|
#define ELM_COMBOBOX_EXTRA_OPS \
|
|
EFL_CANVAS_GROUP_ADD_DEL_OPS(elm_combobox)
|
|
|
|
#include "elm_combobox.eo.c"
|