309 lines
8.6 KiB
C
309 lines
8.6 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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/**
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* @defgroup Anchorview Anchorview
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*
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* This is just like the Anchorblock object, but provides a scroller to hold
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* the text automatically.
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*
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* Signals that you can add callbacks for are:
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*
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* anchor,clicked - achor called was clicked. event_info is anchor info -
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* Elm_Entry_Anchorview_Info
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*/
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typedef struct _Widget_Data Widget_Data;
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struct _Widget_Data
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{
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Evas_Object *scroller, *entry;
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Evas_Object *hover_parent;
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Evas_Object *pop, *hover;
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const char *hover_style;
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};
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static const char *widtype = NULL;
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static const char SIG_ANCHOR_CLICKED[] = "anchor,clicked";
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static const Evas_Smart_Cb_Description _signals[] = {
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{SIG_ANCHOR_CLICKED, ""}, /* TODO: declare the type properly, as data is
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* being passed
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*/
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{NULL, NULL}
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};
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static void _del_pre_hook(Evas_Object *obj);
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static void _del_hook(Evas_Object *obj);
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static void _sizing_eval(Evas_Object *obj);
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static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _parent_del(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void
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_del_pre_hook(Evas_Object *obj)
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{
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elm_anchorview_hover_end(obj);
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elm_anchorview_hover_parent_set(obj, NULL);
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}
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static void
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_del_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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if (wd->hover_style) eina_stringshare_del(wd->hover_style);
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free(wd);
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}
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static void
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_sizing_eval(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
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if (!wd) return;
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, maxw, maxh);
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}
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static void
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_changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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_sizing_eval(data);
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}
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static void
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_hover_clicked(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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elm_anchorview_hover_end(data);
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}
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static void
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_anchor_clicked(void *data, Evas_Object *obj, void *event_info)
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{
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Widget_Data *wd = elm_widget_data_get(data);
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Elm_Entry_Anchor_Info *info = event_info;
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Evas_Object *hover_parent;
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Elm_Entry_Anchorview_Info ei;
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Evas_Coord x, w, y, h, px, py;
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if (!wd) return;
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wd->pop = elm_icon_add(obj);
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evas_object_move(wd->pop, info->x, info->y);
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evas_object_resize(wd->pop, info->w, info->h);
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wd->hover = elm_hover_add(obj);
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if (wd->hover_style) elm_object_style_set(wd->hover, wd->hover_style);
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hover_parent = wd->hover_parent;
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if (!hover_parent) hover_parent = obj;
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elm_hover_parent_set(wd->hover, hover_parent);
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elm_hover_target_set(wd->hover, wd->pop);
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ei.name = info->name;
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ei.button = info->button;
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ei.hover = wd->hover;
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ei.anchor.x = info->x;
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ei.anchor.y = info->y;
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ei.anchor.w = info->w;
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ei.anchor.h = info->h;
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evas_object_geometry_get(hover_parent, &x, &y, &w, &h);
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ei.hover_parent.x = x;
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ei.hover_parent.y = y;
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ei.hover_parent.w = w;
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ei.hover_parent.h = h;
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px = info->x + (info->w / 2);
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py = info->y + (info->h / 2);
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ei.hover_left = 1;
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if (px < (x + (w / 3))) ei.hover_left = 0;
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ei.hover_right = 1;
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if (px > (x + ((w * 2) / 3))) ei.hover_right = 0;
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ei.hover_top = 1;
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if (py < (y + (h / 3))) ei.hover_top = 0;
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ei.hover_bottom = 1;
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if (py > (y + ((h * 2) / 3))) ei.hover_bottom = 0;
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evas_object_smart_callback_call(data, SIG_ANCHOR_CLICKED, &ei);
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evas_object_smart_callback_add(wd->hover, "clicked", _hover_clicked, data);
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evas_object_show(wd->hover);
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}
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static void
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_parent_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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Widget_Data *wd = elm_widget_data_get(data);
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if (!wd) return;
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wd->hover_parent = NULL;
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}
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/**
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* Add a new Anchorview object
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*
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* @param parent The parent object
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* @return The new object or NULL if it cannot be created
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*
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* @ingroup Anchorview
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*/
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EAPI Evas_Object *
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elm_anchorview_add(Evas_Object *parent)
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{
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Evas_Object *obj;
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Evas *e;
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Widget_Data *wd;
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wd = ELM_NEW(Widget_Data);
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e = evas_object_evas_get(parent);
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obj = elm_widget_add(e);
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ELM_SET_WIDTYPE(widtype, "anchorview");
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elm_widget_type_set(obj, "anchorview");
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elm_widget_sub_object_add(parent, obj);
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elm_widget_data_set(obj, wd);
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elm_widget_del_pre_hook_set(obj, _del_pre_hook);
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elm_widget_del_hook_set(obj, _del_hook);
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wd->scroller = elm_scroller_add(parent);
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elm_widget_resize_object_set(obj, wd->scroller);
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wd->entry = elm_entry_add(parent);
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elm_entry_editable_set(wd->entry, 0);
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evas_object_size_hint_weight_set(wd->entry, 1.0, 1.0);
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evas_object_size_hint_align_set(wd->entry, -1.0, -1.0);
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elm_scroller_content_set(wd->scroller, wd->entry);
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evas_object_show(wd->entry);
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evas_object_event_callback_add(wd->entry, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
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_changed_size_hints, obj);
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elm_entry_entry_set(wd->entry, "");
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evas_object_smart_callback_add(wd->entry, "anchor,clicked", _anchor_clicked, obj);
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_sizing_eval(obj);
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return obj;
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}
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/**
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* Set the text markup of the anchorview
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*
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* This sets the text of the anchorview to be the text given as @p text. This
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* text is in markup format with \<a href=XXX\> beginning an achor with the
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* string link of 'XXX', and \</\> or \</a\> ending the link. Other markup can
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* be used dependign on the style support.
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*
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* @param obj The anchorview object
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* @param text The text to set, or NULL to clear
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*
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* @ingroup Anchorview
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*/
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EAPI void
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elm_anchorview_text_set(Evas_Object *obj, const char *text)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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elm_entry_entry_set(wd->entry, text);
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if (wd->hover) evas_object_del(wd->hover);
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if (wd->pop) evas_object_del(wd->pop);
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wd->hover = NULL;
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wd->pop = NULL;
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_sizing_eval(obj);
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}
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/**
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* Get the markup text set for the anchorview
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*
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* This retrieves back the string set by @c elm_anchorview_text_set().
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*
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* @param obj The anchorview object
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* @return text The markup text set or @c NULL, either if it was not set
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* or an error ocurred
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*
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* @ingroup Anchorview
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*/
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EAPI const char*
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elm_anchorview_text_get(const Evas_Object *obj)
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{
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ELM_CHECK_WIDTYPE(obj, widtype) NULL;
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return NULL;
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return elm_entry_entry_get(wd->entry);
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}
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/**
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* Set the parent of the hover popup
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*
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* This sets the parent of the hover that anchorview will create. See hover
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* objects for more information on this.
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*
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* @param obj The anchorview object
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* @param parent The parent the hover should use
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*
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* @ingroup Anchorview
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*/
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EAPI void
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elm_anchorview_hover_parent_set(Evas_Object *obj, Evas_Object *parent)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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if (wd->hover_parent)
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evas_object_event_callback_del_full(wd->hover_parent, EVAS_CALLBACK_DEL, _parent_del, obj);
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wd->hover_parent = parent;
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if (wd->hover_parent)
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evas_object_event_callback_add(wd->hover_parent, EVAS_CALLBACK_DEL, _parent_del, obj);
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}
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/**
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* Set the style that the hover should use
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*
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* This sets the style for the hover that anchorview will create. See hover
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* objects for more information
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*
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* @param obj The anchorview object
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* @param style The style to use
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*
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* @ingroup Anchorview
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*/
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EAPI void
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elm_anchorview_hover_style_set(Evas_Object *obj, const char *style)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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eina_stringshare_replace(&wd->hover_style, style);
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}
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/**
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* Stop the hover popup in the anchorview
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*
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* This will stop the hover popup in the anchorview if it is currently active.
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*
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* @param obj The anchorview object
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*
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* @ingroup Anchorview
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*/
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EAPI void
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elm_anchorview_hover_end(Evas_Object *obj)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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if (wd->hover) evas_object_del(wd->hover);
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if (wd->pop) evas_object_del(wd->pop);
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wd->hover = NULL;
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wd->pop = NULL;
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}
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/**
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* Set bounce mode
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*
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* This will enable or disable the scroller bounce mode for the anchorview. See
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* elm_scroller_bounce_set() for details
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*
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* @param obj The anchorview anchorview
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* @param h_bounce Allow bounce horizontally
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* @param v_bounce Allow bounce vertically
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*
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* @ingroup Anchorview
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*/
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EAPI void
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elm_anchorview_bounce_set(Evas_Object *obj, Eina_Bool h_bounce, Eina_Bool v_bounce)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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elm_scroller_bounce_set(wd->scroller, h_bounce, v_bounce);
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}
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