-#include <string.h>
-
#include <Elementary.h>
#include "elm_priv.h"
-/**
- * @defgroup Bg Bg
- *
- * The bg object is used for setting a solid background to a window or packing
- * into any container object.
- */
-
typedef struct _Widget_Data Widget_Data;
struct _Widget_Data
{
- Evas_Object *img, *custom_img;
+ Evas_Object *base, *rect, *img, *overlay;
const char *file, *group;
+ Elm_Bg_Option option;
+ struct
+ {
+ Evas_Coord w, h;
+ } load_opts;
};
static const char *widtype = NULL;
+
static void _del_hook(Evas_Object *obj);
static void _theme_hook(Evas_Object *obj);
static void _custom_resize(void *data, Evas *a, Evas_Object *obj, void *event_info);
+static void _content_set_hook(Evas_Object *obj, const char *part, Evas_Object *content);
+static Evas_Object *_content_get_hook(const Evas_Object *obj, const char *part);
+static Evas_Object *_content_unset_hook(Evas_Object *obj, const char *part);
static void
_del_hook(Evas_Object *obj)
_theme_hook(Evas_Object *obj)
{
Widget_Data *wd = elm_widget_data_get(obj);
- _elm_theme_object_set(obj, wd->img, "bg", "base", elm_widget_style_get(obj));
+ Evas_Coord w, h;
+
+ _elm_theme_object_set(obj, wd->base, "bg", "base",
+ elm_widget_style_get(obj));
+
+ if (wd->rect)
+ edje_object_part_swallow(wd->base, "elm.swallow.rectangle", wd->rect);
+ if (wd->img)
+ edje_object_part_swallow(wd->base, "elm.swallow.background", wd->img);
+ if (wd->overlay)
+ edje_object_part_swallow(wd->base, "elm.swallow.content", wd->overlay);
+
+ // FIXME: if i don't do this, bg doesnt calc correctly. why?
+ evas_object_geometry_get(wd->base, NULL, NULL, &w, &h);
+ evas_object_resize(wd->base, w, h);
}
static void
-_custom_resize(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
+_custom_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
- int iw = 0, ih = 0;
- Evas_Coord x, y, w, h, ow = 0, oh = 0;
+ Widget_Data *wd = data;
+ Evas_Coord bx = 0, by = 0, bw = 0, bh = 0;
+ Evas_Coord iw = 0, ih = 0, mw = -1, mh = -1;
+ Evas_Coord fx = 0, fy = 0, fw = 0, fh = 0;
+ Evas_Coord nx = 0, ny = 0, nw = 0, nh = 0;
+ const char *p;
- evas_object_geometry_get(obj, NULL, NULL, &ow, &oh);
- evas_object_image_size_get(obj, &iw, &ih);
+ if ((!wd->img) || (!wd->file)) return;
+ if (((p = strrchr(wd->file, '.'))) && (!strcasecmp(p, ".edj"))) return;
+ /* grab image size */
+ evas_object_image_size_get(wd->img, &iw, &ih);
if ((iw < 1) || (ih < 1)) return;
- w = ow;
- h = (ih * w) / iw;
- if (h < oh)
+
+ /* grab base object dimensions */
+ evas_object_geometry_get(wd->base, &bx, &by, &bw, &bh);
+
+ /* set some defaults */
+ nx = bx;
+ ny = by;
+ nw = bw;
+ nh = bh;
+
+ switch (wd->option)
+ {
+ case ELM_BG_OPTION_CENTER:
+ fw = nw = iw;
+ fh = nh = ih;
+ nx = ((bw - fw) / 2);
+ ny = ((bh - fh) / 2);
+ mw = iw;
+ mh = ih;
+ break;
+ case ELM_BG_OPTION_SCALE:
+ fw = bw;
+ fh = ((ih * fw) / iw);
+ if (fh < bh)
+ {
+ fh = bh;
+ fw = ((iw * fh) / ih);
+ }
+ fx = ((bw - fw) / 2);
+ fy = ((bh - fh) / 2);
+ break;
+ case ELM_BG_OPTION_TILE:
+ fw = iw;
+ fh = ih;
+ break;
+ case ELM_BG_OPTION_STRETCH:
+ default:
+ fw = bw;
+ fh = bh;
+ break;
+ }
+
+ evas_object_move(wd->img, nx, ny);
+ evas_object_resize(wd->img, nw, nh);
+ evas_object_image_fill_set(wd->img, fx, fy, fw, fh);
+
+ evas_object_size_hint_min_set(wd->img, mw, mh);
+ evas_object_size_hint_max_set(wd->img, mw, mh);
+}
+
+static void
+_content_set_hook(Evas_Object *obj, const char *part, Evas_Object *content)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd;
+ if (part && strcmp(part, "overlay")) return;
+ wd = elm_widget_data_get(obj);
+ if (!wd) return;
+
+ if (content == wd->overlay) return;
+ if (wd->overlay) evas_object_del(wd->overlay);
+
+ wd->overlay = content;
+ if (content)
{
- h = oh;
- w = (iw * h) / ih;
+ edje_object_part_swallow(wd->base, "elm.swallow.content", content);
+ elm_widget_sub_object_add(obj, content);
}
- x = (ow - w) / 2;
- y = (oh - h) / 2;
- evas_object_image_fill_set(obj, x, y, w, h);
+
+ _custom_resize(wd, NULL, NULL, NULL);
+}
+
+static Evas_Object *
+_content_get_hook(const Evas_Object *obj, const char *part)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+ if (part && strcmp(part, "overlay")) return NULL;
+ wd = elm_widget_data_get(obj);
+ if (!wd) return NULL;
+ return wd->overlay;
+}
+
+static Evas_Object *
+_content_unset_hook(Evas_Object *obj, const char *part)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+ Evas_Object *overlay;
+ if (part && strcmp(part, "overlay")) return NULL;
+ wd = elm_widget_data_get(obj);
+ if (!wd || !wd->overlay) return NULL;
+ overlay = wd->overlay;
+ elm_widget_sub_object_del(obj, wd->overlay);
+ edje_object_part_unswallow(wd->base, wd->overlay);
+ wd->overlay = NULL;
+ _custom_resize(wd, NULL, NULL, NULL);
+ return overlay;
}
-/**
- * Add a new background to the parent
- *
- * @param parent The parent object
- * @return The new object or NULL if it cannot be created
- *
- * @ingroup Bg
- */
EAPI Evas_Object *
elm_bg_add(Evas_Object *parent)
{
Evas *e;
Widget_Data *wd;
- wd = ELM_NEW(Widget_Data);
- e = evas_object_evas_get(parent);
- obj = elm_widget_add(e);
+ ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
+
ELM_SET_WIDTYPE(widtype, "bg");
elm_widget_type_set(obj, "bg");
elm_widget_sub_object_add(parent, obj);
elm_widget_data_set(obj, wd);
elm_widget_del_hook_set(obj, _del_hook);
elm_widget_theme_hook_set(obj, _theme_hook);
- elm_widget_can_focus_set(obj, 0);
+ elm_widget_content_set_hook_set(obj, _content_set_hook);
+ elm_widget_content_get_hook_set(obj, _content_get_hook);
+ elm_widget_content_unset_hook_set(obj, _content_unset_hook);
- wd->img = edje_object_add(e);
- _elm_theme_object_set(obj, wd->img, "bg", "base", "default");
- elm_widget_resize_object_set(obj, wd->img);
+ elm_widget_can_focus_set(obj, EINA_FALSE);
+
+ wd->base = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->base, "bg", "base", "default");
+ elm_widget_resize_object_set(obj, wd->base);
+
+ evas_object_event_callback_add(wd->base, EVAS_CALLBACK_RESIZE,
+ _custom_resize, wd);
+
+ wd->option = ELM_BG_OPTION_SCALE;
return obj;
}
-/**
- * Set the file (image or edje) used for the background
- *
- * @param obj The bg object
- * @param file The file path
- * @param group Optional key (group in Edje) within the file
- *
- * This sets the image file used in the background object. The image (or edje)
- * will be stretched (retaining aspect if its an image file) to completely fill
- * the bg object. This may mean some parts arte not visible.
- *
- * @ingroup Bg
- */
-EAPI void
+EAPI Eina_Bool
elm_bg_file_set(Evas_Object *obj, const char *file, const char *group)
{
- ELM_CHECK_WIDTYPE(obj, widtype);
+ ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
Widget_Data *wd = elm_widget_data_get(obj);
const char *p;
- if (wd->custom_img)
+ if (wd->img)
{
- evas_object_del(wd->custom_img);
- wd->custom_img = NULL;
+ evas_object_del(wd->img);
+ wd->img = NULL;
+ }
+ if (!file)
+ {
+ eina_stringshare_del(wd->file);
+ wd->file = NULL;
+ eina_stringshare_del(wd->group);
+ wd->group = NULL;
+ return EINA_TRUE;
}
- if (!file) return;
eina_stringshare_replace(&wd->file, file);
eina_stringshare_replace(&wd->group, group);
if (((p = strrchr(file, '.'))) && (!strcasecmp(p, ".edj")))
{
- wd->custom_img = edje_object_add(evas_object_evas_get(wd->img));
- edje_object_file_set(wd->custom_img, file, group);
+ wd->img = edje_object_add(evas_object_evas_get(wd->base));
+ edje_object_file_set(wd->img, file, group);
}
else
{
- wd->custom_img = evas_object_image_add(evas_object_evas_get(wd->img));
- evas_object_event_callback_add(wd->custom_img, EVAS_CALLBACK_RESIZE,
- _custom_resize, wd);
- evas_object_image_file_set(wd->custom_img, file, group);
+ wd->img = evas_object_image_add(evas_object_evas_get(wd->base));
+ if ((wd->load_opts.w > 0) && (wd->load_opts.h > 0))
+ evas_object_image_load_size_set(wd->img, wd->load_opts.w, wd->load_opts.h);
+ evas_object_image_file_set(wd->img, file, group);
+ }
+ evas_object_repeat_events_set(wd->img, EINA_TRUE);
+ edje_object_part_swallow(wd->base, "elm.swallow.background", wd->img);
+ elm_widget_sub_object_add(obj, wd->img);
+ _custom_resize(wd, NULL, NULL, NULL);
+
+ return EINA_TRUE;
+}
+
+EAPI void
+elm_bg_file_get(const Evas_Object *obj, const char **file, const char **group)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (file) *file = wd->file;
+ if (group) *group = wd->group;
+
+ return;
+}
+
+EAPI void
+elm_bg_option_set(Evas_Object *obj, Elm_Bg_Option option)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd;
+
+ wd = elm_widget_data_get(obj);
+ wd->option = option;
+ _custom_resize(wd, NULL, NULL, NULL);
+
+ return;
+}
+
+EAPI Elm_Bg_Option
+elm_bg_option_get(const Evas_Object *obj)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) ELM_BG_OPTION_LAST;
+ Widget_Data *wd;
+
+ wd = elm_widget_data_get(obj);
+ return wd->option;
+}
+
+EAPI void
+elm_bg_color_set(Evas_Object *obj, int r, int g, int b)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd;
+
+ wd = elm_widget_data_get(obj);
+ if (!wd->rect)
+ {
+ wd->rect = evas_object_rectangle_add(evas_object_evas_get(wd->base));
+ edje_object_part_swallow(wd->base, "elm.swallow.rectangle", wd->rect);
+ elm_widget_sub_object_add(obj, wd->rect);
+ _custom_resize(wd, NULL, NULL, NULL);
}
- elm_widget_sub_object_add(obj, wd->custom_img);
- evas_object_repeat_events_set(wd->custom_img, 1);
- edje_object_part_swallow(wd->img, "elm.swallow.background", wd->custom_img);
- evas_object_show(wd->custom_img);
+ evas_object_color_set(wd->rect, r, g, b, 255);
+
+ return;
+}
+
+EAPI void
+elm_bg_color_get(const Evas_Object *obj, int *r, int *g, int *b)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd;
+
+ wd = elm_widget_data_get(obj);
+ evas_object_color_get(wd->rect, r, g, b, NULL);
+
+ return;
}
+
+EAPI void
+elm_bg_load_size_set(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd = elm_widget_data_get(obj);
+ const char *p;
+ if (!wd) return;
+ wd->load_opts.w = w;
+ wd->load_opts.h = h;
+ if (!wd->img) return;
+ if (!(((p = strrchr(wd->file, '.'))) && (!strcasecmp(p, ".edj"))))
+ evas_object_image_load_size_set(wd->img, w, h);
+
+ return;
+}
+