189 lines
4.4 KiB
C
189 lines
4.4 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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/**
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* @defgroup Frame Frame
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*
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* This holds some content and has a title. Looks like a frame, but
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* supports styles so multple frames are avaible
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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 *frm;
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Evas_Object *content;
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};
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static void _del_hook(Evas_Object *obj);
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static void _theme_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 _sub_del(void *data, Evas_Object *obj, void *event_info);
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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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free(wd);
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}
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static void
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_theme_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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_elm_theme_set(wd->frm, "frame", "base", elm_widget_style_get(obj));
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if (wd->content)
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edje_object_part_swallow(wd->frm, "elm.swallow.content", wd->content);
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edje_object_scale_set(wd->frm, elm_widget_scale_get(obj) * _elm_config->scale);
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_sizing_eval(obj);
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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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edje_object_size_min_calc(wd->frm, &minw, &minh);
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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, 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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edje_object_part_swallow(wd->frm, "elm.swallow.content", obj);
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_sizing_eval(data);
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}
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static void
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_sub_del(void *data, Evas_Object *obj, void *event_info)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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Evas_Object *sub = event_info;
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if (sub == wd->content)
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{
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evas_object_event_callback_del(sub, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
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_changed_size_hints);
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wd->content = NULL;
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_sizing_eval(obj);
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}
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}
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/**
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* Add a new frame to the parent
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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 Frame
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*/
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EAPI Evas_Object *
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elm_frame_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_widget_type_set(obj, "frame");
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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_hook_set(obj, _del_hook);
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elm_widget_theme_hook_set(obj, _theme_hook);
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wd->frm = edje_object_add(e);
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_elm_theme_set(wd->frm, "frame", "base", "default");
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elm_widget_resize_object_set(obj, wd->frm);
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evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, 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 frame label
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*
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* @param obj The frame object
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* @param label The label of this frame object
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*
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* @ingroup Frame
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*/
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EAPI void
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elm_frame_label_set(Evas_Object *obj, const char *label)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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edje_object_part_text_set(wd->frm, "elm.text", label);
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_sizing_eval(obj);
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}
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/**
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* Get the frame label
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*
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* @param obj The frame object
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*
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* @return The label of this frame objet or NULL if unable to get frame
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*
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* @ingroup Frame
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*/
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EAPI const char*
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elm_frame_label_get(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) || (!wd->frm)) return NULL;
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return edje_object_part_text_get(wd->frm, "elm.text");
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}
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/**
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* Set the frame content
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*
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* @param obj The frame object
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* @param content The content will be filled in this frame object
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*
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* @ingroup Frame
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*/
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EAPI void
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elm_frame_content_set(Evas_Object *obj, Evas_Object *content)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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if ((wd->content != content) && (wd->content))
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elm_widget_sub_object_del(obj, wd->content);
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wd->content = content;
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if (content)
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{
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elm_widget_sub_object_add(obj, content);
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edje_object_part_swallow(wd->frm, "elm.swallow.content", content);
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evas_object_event_callback_add(content,
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EVAS_CALLBACK_CHANGED_SIZE_HINTS,
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_changed_size_hints, obj);
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_sizing_eval(obj);
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}
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}
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/**
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* Set the frame style
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*
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* @param obj The frame object
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* @param style The style will be applied in this frame
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*
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* @ingroup Frame
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*/
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EAPI void
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elm_frame_style_set(Evas_Object *obj, const char *style)
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{
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elm_widget_style_set(obj, style);
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}
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