Great! Awesome feature!!
Thanks Cedric.

Daniel Juyung Seo (SeoZ)


On Fri, Aug 9, 2013 at 9:14 PM, Cedric Bail - Enlightenment Git <
[email protected]> wrote:

> cedric pushed a commit to branch master.
>
> commit 05c78b716b7bbec56dc39dc03eaaa26d18efbf9d
> Author: Cedric Bail <[email protected]>
> Date:   Fri Aug 9 21:12:29 2013 +0900
>
>     elm_image: add support for url.
> ---
>  ChangeLog                  |   4 ++
>  NEWS                       |   1 +
>  src/bin/test.c             |   2 +
>  src/bin/test_image.c       |  50 +++++++++++++++
>  src/lib/Makefile.am        |   1 +
>  src/lib/elm_image.c        | 141
> ++++++++++++++++++++++++++++++++++++++++---
>  src/lib/elm_image_common.h |  23 +++++++
>  src/lib/elm_priv.h         |  12 ++++
>  src/lib/elm_url.c          | 147
> +++++++++++++++++++++++++++++++++++++++++++++
>  src/lib/elm_widget_image.h |   4 ++
>  10 files changed, 375 insertions(+), 10 deletions(-)
>
> diff --git a/ChangeLog b/ChangeLog
> index 052bd6c..00d6f9a 100644
> --- a/ChangeLog
> +++ b/ChangeLog
> @@ -1533,3 +1533,7 @@
>
>          * Fix elm to use key not keyname (otherwise xmodmap and friends
>          don't work).
> +
> +2013-08-09  Cedric Bail
> +
> +       * Add support for URL in Elm_Image.
> diff --git a/NEWS b/NEWS
> index ab0d982..d639c3c 100644
> --- a/NEWS
> +++ b/NEWS
> @@ -124,6 +124,7 @@ Improvements:
>     * Move cursor when mouse moves with longpress.
>     * Show magnifier when selection handlers are pressed or moved.
>     * Change the method to calculate a distance which be scrolled from
> linear to sine curve.
> +   * Add support for URL in Elm_Image.
>
>  Fixes:
>     * Now elm_datetime_field_limit_set() can set year limits wihtout
> problems.
> diff --git a/src/bin/test.c b/src/bin/test.c
> index 0e2c712..8e0fddf 100644
> --- a/src/bin/test.c
> +++ b/src/bin/test.c
> @@ -204,6 +204,7 @@ void test_datetime(void *data, Evas_Object *obj, void
> *event_info);
>  void test_popup(void *data, Evas_Object *obj, void *event_info);
>  void test_dayselector(void *data, Evas_Object *obj, void *event_info);
>  void test_image(void *data, Evas_Object *obj, void *event_info);
> +void test_remote_image(void *data, Evas_Object *obj, void *event_info);
>  void test_external_button(void *data, Evas_Object *obj, void *event_info);
>  void test_external_slider(void *data, Evas_Object *obj, void *event_info);
>  void test_external_scroller(void *data, Evas_Object *obj, void
> *event_info);
> @@ -528,6 +529,7 @@ add_tests:
>     ADD_TEST(NULL, "Images", "Photo", test_photo);
>     ADD_TEST(NULL, "Images", "Thumb", test_thumb);
>     ADD_TEST(NULL, "Images", "Image", test_image);
> +   ADD_TEST(NULL, "Images", "Image Remote", test_remote_image);
>     ADD_TEST(NULL, "Images", "Slideshow", test_slideshow);
>  #ifdef HAVE_EMOTION
>     ADD_TEST(NULL, "Images", "Video", test_video);
> diff --git a/src/bin/test_image.c b/src/bin/test_image.c
> index 4809a64..253dda1 100644
> --- a/src/bin/test_image.c
> +++ b/src/bin/test_image.c
> @@ -83,4 +83,54 @@ test_image(void *data __UNUSED__, Evas_Object *obj
>  __UNUSED__, void *event_info
>     evas_object_resize(win, 320, 480);
>     evas_object_show(win);
>  }
> +
> +void
> +test_remote_image(void *data __UNUSED__, Evas_Object *obj  __UNUSED__,
> void *event_info __UNUSED__)
> +{
> +   Evas_Object *win, *box, *im, *rd, *rdg = NULL;
> +   int i;
> +
> +   win = elm_win_util_standard_add("image test", "Image Test");
> +   elm_win_autodel_set(win, EINA_TRUE);
> +
> +   box = elm_box_add(win);
> +   evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND,
> EVAS_HINT_EXPAND);
> +   elm_win_resize_object_add(win, box);
> +   evas_object_show(box);
> +
> +   im = elm_image_add(win);
> +   elm_image_file_set(im, "
> http://31.media.tumblr.com/29f1ecd4f98aaff73fb21f479b450d4c/tumblr_mqsxdciQmB1rrju89o1_1280.jpg";,
> NULL);
> +   elm_image_resizable_set(im, EINA_TRUE, EINA_TRUE);
> +   evas_object_size_hint_weight_set(im, EVAS_HINT_EXPAND,
> EVAS_HINT_EXPAND);
> +   evas_object_size_hint_align_set(im, EVAS_HINT_FILL, EVAS_HINT_FILL);
> +
> +   elm_box_pack_end(box, im);
> +   evas_object_show(im);
> +
> +   evas_object_data_set(win, "im", im);
> +
> +   for (i = 0; images_orient[i].name; ++i)
> +     {
> +        rd = elm_radio_add(win);
> +        evas_object_size_hint_align_set(rd, EVAS_HINT_FILL,
> EVAS_HINT_FILL);
> +        evas_object_size_hint_weight_set(rd, EVAS_HINT_EXPAND, 0.0);
> +        elm_radio_state_value_set(rd, images_orient[i].orient);
> +        elm_object_text_set(rd, images_orient[i].name);
> +        elm_box_pack_end(box, rd);
> +        evas_object_show(rd);
> +        evas_object_smart_callback_add(rd, "changed", my_im_ch, win);
> +        if (!rdg)
> +          {
> +             rdg = rd;
> +             evas_object_data_set(win, "rdg", rdg);
> +          }
> +        else
> +          {
> +             elm_radio_group_add(rd, rdg);
> +          }
> +     }
> +
> +   evas_object_resize(win, 320, 480);
> +   evas_object_show(win);
> +}
>  #endif
> diff --git a/src/lib/Makefile.am b/src/lib/Makefile.am
> index 559a459..e87794b 100644
> --- a/src/lib/Makefile.am
> +++ b/src/lib/Makefile.am
> @@ -463,6 +463,7 @@ elm_thumb.c \
>  elm_toolbar.c \
>  elm_transit.c \
>  elm_util.c \
> +elm_url.c \
>  elm_video.c \
>  elm_web.c \
>  elm_web2.c \
> diff --git a/src/lib/elm_image.c b/src/lib/elm_image.c
> index da0ca25..5e3a0c7 100644
> --- a/src/lib/elm_image.c
> +++ b/src/lib/elm_image.c
> @@ -16,9 +16,17 @@ EAPI Eo_Op ELM_OBJ_IMAGE_BASE_ID = EO_NOOP;
>
>  static const char SIG_DND[] = "drop";
>  static const char SIG_CLICKED[] = "clicked";
> +static const char SIG_DOWNLOAD_START[] = "download,start";
> +static const char SIG_DOWNLOAD_PROGRESS[] = "download,progress";
> +static const char SIG_DOWNLOAD_DONE[] = "download,done";
> +static const char SIG_DOWNLOAD_ERROR[] = "download,error";
>  static const Evas_Smart_Cb_Description _smart_callbacks[] = {
>     {SIG_DND, ""},
>     {SIG_CLICKED, ""},
> +   {SIG_DOWNLOAD_START, ""},
> +   {SIG_DOWNLOAD_PROGRESS, ""},
> +   {SIG_DOWNLOAD_DONE, ""},
> +   {SIG_DOWNLOAD_ERROR, ""},
>     {NULL, NULL}
>  };
>
> @@ -183,6 +191,7 @@ _elm_image_internal_sizing_eval(Evas_Object *obj,
> Elm_Image_Smart_Data *sd)
>  static Eina_Bool
>  _elm_image_edje_file_set(Evas_Object *obj,
>                           const char *file,
> +                         Eina_File *f,
>                           const char *group)
>  {
>     Evas_Object *pclip;
> @@ -207,7 +216,16 @@ _elm_image_edje_file_set(Evas_Object *obj,
>       }
>
>     sd->edje = EINA_TRUE;
> -   if (!edje_object_file_set(sd->img, file, group))
> +   if (f)
> +     {
> +        if (!edje_object_mmap_set(sd->img, f, group))
> +          {
> +             ERR("failed to set edje file '%s', group '%s': %s", file,
> group,
> +
> edje_load_error_str(edje_object_load_error_get(sd->img)));
> +             return EINA_FALSE;
> +          }
> +     }
> +   else if (!edje_object_file_set(sd->img, file, group))
>       {
>          ERR("failed to set edje file '%s', group '%s': %s", file, group,
>              edje_load_error_str(edje_object_load_error_get(sd->img)));
> @@ -480,6 +498,9 @@ _elm_image_smart_del(Eo *obj, void *_pd, va_list *list
> EINA_UNUSED)
>     if (sd->anim_timer) ecore_timer_del(sd->anim_timer);
>     if (sd->img) evas_object_del(sd->img);
>     if (sd->prev_img) evas_object_del(sd->prev_img);
> +   if (sd->remote) elm_url_cancel(sd->remote);
> +   free(sd->remote_data);
> +   eina_stringshare_del(sd->key);
>
>     eo_do_super(obj, MY_CLASS, evas_obj_smart_del());
>  }
> @@ -810,26 +831,24 @@ elm_image_file_set(Evas_Object *obj,
>  }
>
>  static void
> -_elm_image_smart_file_set(Eo *obj, void *_pd, va_list *list)
> +_elm_image_smart_internal_file_set(Eo *obj, Elm_Image_Smart_Data *sd,
> +                                   const char *file, Eina_File *f, const
> char *key, Eina_Bool *ret)
>  {
> -   const char *file = va_arg(*list, const char *);
> -   const char *key = va_arg(*list, const char *);
> -   Eina_Bool *ret = va_arg(*list, Eina_Bool *);
> -
>     Evas_Coord w, h;
>
> -   Elm_Image_Smart_Data *sd = _pd;
> -
>     if (eina_str_has_extension(file, ".edj"))
>       {
> -        Eina_Bool int_ret = _elm_image_edje_file_set(obj, file, key);
> +        Eina_Bool int_ret = _elm_image_edje_file_set(obj, file, f, key);
>          if (ret) *ret = int_ret;
>          return;
>       }
>
>     _elm_image_file_set_do(obj);
>
> -   evas_object_image_file_set(sd->img, file, key);
> +   if (f)
> +     evas_object_image_mmap_set(sd->img, f, key);
> +   else
> +     evas_object_image_file_set(sd->img, file, key);
>
>     sd->preloading = EINA_TRUE;
>     evas_object_hide(sd->img);
> @@ -849,6 +868,108 @@ _elm_image_smart_file_set(Eo *obj, void *_pd,
> va_list *list)
>     _elm_image_internal_sizing_eval(obj, sd);
>
>     if (ret) *ret = EINA_TRUE;
> +}
> +
> +static void
> +_elm_image_smart_download_done(void *data, Elm_Url *url EINA_UNUSED,
> Eina_Binbuf *download)
> +{
> +   Eo *obj = data;
> +   Elm_Image_Smart_Data *sd = eo_data_scope_get(obj, MY_CLASS);
> +   Eina_File *f;
> +   size_t length;
> +   Eina_Bool ret = EINA_FALSE;
> +
> +   if (sd->remote_data) free(sd->remote_data);
> +   length = eina_binbuf_length_get(download);
> +   sd->remote_data = eina_binbuf_string_steal(download);
> +   f = eina_file_virtualize(elm_url_get(url),
> +                            sd->remote_data, length,
> +                            EINA_FALSE);
> +   _elm_image_smart_internal_file_set(obj, sd, elm_url_get(url), f,
> sd->key, &ret);
> +   eina_file_close(f);
> +
> +   if (!ret)
> +     {
> +        Elm_Image_Error err = { 0, EINA_TRUE };
> +
> +        free(sd->remote_data);
> +        sd->remote_data = NULL;
> +        evas_object_smart_callback_call(obj, SIG_DOWNLOAD_ERROR, &err);
> +     }
> +   else
> +     {
> +        evas_object_smart_callback_call(obj, SIG_DOWNLOAD_DONE, NULL);
> +     }
> +
> +   sd->remote = NULL;
> +   eina_stringshare_del(sd->key);
> +   sd->key = NULL;
> +}
> +
> +static void
> +_elm_image_smart_download_cancel(void *data, Elm_Url *url EINA_UNUSED,
> int error)
> +{
> +   Eo *obj = data;
> +   Elm_Image_Smart_Data *sd = eo_data_scope_get(obj, MY_CLASS);
> +   Elm_Image_Error err = { error, EINA_FALSE };
> +
> +   evas_object_smart_callback_call(obj, SIG_DOWNLOAD_ERROR, &err);
> +
> +   sd->remote = NULL;
> +   eina_stringshare_del(sd->key);
> +   sd->key = NULL;
> +}
> +
> +static void
> +_elm_image_smart_download_progress(void *data, Elm_Url *url EINA_UNUSED,
> double now, double total)
> +{
> +   Eo *obj = data;
> +   Elm_Image_Progress progress;
> +
> +   progress.now = now;
> +   progress.total = total;
> +   evas_object_smart_callback_call(obj, SIG_DOWNLOAD_PROGRESS, &progress);
> +}
> +
> +static const char *remote_uri[] = {
> +  "http://";, "https://";, "ftp://";
> +};
> +
> +static void
> +_elm_image_smart_file_set(Eo *obj, void *_pd, va_list *list)
> +{
> +   const char *file = va_arg(*list, const char *);
> +   const char *key = va_arg(*list, const char *);
> +   Eina_Bool *ret = va_arg(*list, Eina_Bool *);
> +
> +   Elm_Image_Smart_Data *sd = _pd;
> +
> +   unsigned int i;
> +
> +   if (sd->remote) elm_url_cancel(sd->remote);
> +   sd->remote = NULL;
> +
> +   for (i = 0; i < sizeof (remote_uri) / sizeof (remote_uri[0]); ++i)
> +     if (strncmp(remote_uri[i], file, strlen(remote_uri[i])) == 0)
> +       {
> +          // Found a remote target !
> +          evas_object_hide(sd->img);
> +          sd->remote = elm_url_download(file,
> +                                        _elm_image_smart_download_done,
> +                                        _elm_image_smart_download_cancel,
> +
>  _elm_image_smart_download_progress,
> +                                        obj);
> +          if (sd->remote)
> +            {
> +               evas_object_smart_callback_call(obj, SIG_DOWNLOAD_START,
> NULL);
> +               eina_stringshare_replace(&sd->key, key);
> +               if (ret) *ret = EINA_TRUE;
> +               return ;
> +            }
> +          break;
> +       }
> +
> +   _elm_image_smart_internal_file_set(obj, sd, file, NULL, key, ret);
>  }
>
>  EAPI void
> diff --git a/src/lib/elm_image_common.h b/src/lib/elm_image_common.h
> index 7651927..6de250c 100644
> --- a/src/lib/elm_image_common.h
> +++ b/src/lib/elm_image_common.h
> @@ -19,4 +19,27 @@ typedef enum
>     ELM_IMAGE_FLIP_TRANSVERSE = 7 /**< flip the image along the y = x line
> (top-left to bottom-right) */
>  } Elm_Image_Orient;
>
> +/**
> + * Structure associated with smart callback 'download,progress'.
> + * @since 1.8
> + */
> +typedef struct _Elm_Image_Progress Elm_Image_Progress;
> +
> +struct _Elm_Image_Progress
> +{
> +   double now;
> +   double total;
> +};
> +
> +
> +/**
> + * Structre associated with smart callback 'download,error'
> + * @since 1.8
> + */
> +typedef struct _Elm_Image_Error Elm_Image_Error;
> +struct _Elm_Image_Error
> +{
> +   int status;
>
> +   Eina_Bool open_error;
> +};
> diff --git a/src/lib/elm_priv.h b/src/lib/elm_priv.h
> index 212e2ef..6d78e8a 100644
> --- a/src/lib/elm_priv.h
> +++ b/src/lib/elm_priv.h
> @@ -450,6 +450,18 @@ void
>  *_elm_icon_signal_callback_del(Evas_Object *obj,
>                                                     Edje_Signal_Cb
> func_cb);
>  /* end of DEPRECATED */
>
> +
> +/* Elm helper to download content */
> +typedef struct _Elm_Url Elm_Url;
> +
> +typedef void (*Elm_Url_Done)(void *data, Elm_Url *url, Eina_Binbuf
> *download);
> +typedef void (*Elm_Url_Cancel)(void *data, Elm_Url *url, int error);
> +typedef void (*Elm_Url_Progress)(void *data, Elm_Url *url, double now,
> double total);
> +
> +Elm_Url *elm_url_download(const char *url, Elm_Url_Done done_cb,
> Elm_Url_Cancel cancel_cb, Elm_Url_Progress progress_cb, const void *data);
> +void elm_url_cancel(Elm_Url *r);
> +const char *elm_url_get(Elm_Url *r);
> +
>  extern char *_elm_appname;
>  extern Elm_Config *_elm_config;
>  extern const char *_elm_data_dir;
> diff --git a/src/lib/elm_url.c b/src/lib/elm_url.c
> new file mode 100644
> index 0000000..2d74561
> --- /dev/null
> +++ b/src/lib/elm_url.c
> @@ -0,0 +1,147 @@
> +#ifdef HAVE_CONFIG_H
> +# include "elementary_config.h"
> +#endif
> +
> +#include <Elementary.h>
> +#include "elm_priv.h"
> +
> +struct _Elm_Url
> +{
> +   const char *url;
> +
> +   struct {
> +      Elm_Url_Done done;
> +      Elm_Url_Cancel cancel;
> +      Elm_Url_Progress progress;
> +   } cb;
> +
> +   const void *data;
> +
> +   Ecore_Con_Url *target;
> +   Eina_Binbuf *download;
> +
> +   struct {
> +      Ecore_Event_Handler *progress;
> +      Ecore_Event_Handler *done;
> +      Ecore_Event_Handler *data;
> +   } handler;
> +};
> +
> +static void
> +_elm_url_free(Elm_Url *r)
> +{
> +   ecore_con_url_free(r->target);
> +   eina_binbuf_free(r->download);
> +   ecore_event_handler_del(r->handler.progress);
> +   ecore_event_handler_del(r->handler.done);
> +   ecore_event_handler_del(r->handler.data);
> +   eina_stringshare_del(r->url);
> +   free(r);
> +}
> +
> +static Eina_Bool
> +_elm_url_progress(void *data, int type EINA_UNUSED, void *event)
> +{
> +   Ecore_Con_Event_Url_Progress *url_progress = event;
> +   Elm_Url *r = data;
> +
> +   if (url_progress->url_con != r->target) return EINA_TRUE;
> +
> +   r->cb.progress((void*) r->data, r, url_progress->down.now,
> url_progress->down.total);
> +
> +   return EINA_TRUE;
> +}
> +
> +static Eina_Bool
> +_elm_url_done(void *data, int type EINA_UNUSED, void *event)
> +{
> +   Ecore_Con_Event_Url_Complete *url_complete = event;
> +   Elm_Url *r = data;
> +
> +   if (url_complete->url_con != r->target) return EINA_TRUE;
> +
> +   if (url_complete->status == 200)
> +     {
> +        r->cb.done((void*) r->data, r, r->download);
> +     }
> +   else
> +     {
> +        r->cb.cancel((void*) r->data, r, url_complete->status);
> +     }
> +
> +   _elm_url_free(r);
> +
> +   return EINA_TRUE;
> +}
> +
> +static Eina_Bool
> +_elm_url_data(void *data, int type EINA_UNUSED, void *event)
> +{
> +   Ecore_Con_Event_Url_Data *url_data = event;
> +   Elm_Url *r = data;
> +
> +   if (url_data->url_con != r->target) return EINA_TRUE;
> +
> +   eina_binbuf_append_length(r->download, url_data->data, url_data->size);
> +
> +   return EINA_TRUE;
> +}
> +
> +Elm_Url *
> +elm_url_download(const char *url, Elm_Url_Done done_cb, Elm_Url_Cancel
> cancel_cb, Elm_Url_Progress progress_cb, const void *data)
> +{
> +   Ecore_Con_Url *target;
> +   Elm_Url *r;
> +
> +   ecore_con_url_init();
> +
> +   target = ecore_con_url_new(url);
> +   if (!target) goto on_error;
> +
> +   if (getenv("http_proxy")) ecore_con_url_proxy_set(target,
> getenv("http_proxy"));
> +   if (getenv("https_proxy")) ecore_con_url_proxy_set(target,
> getenv("https_proxy"));
> +   if (getenv("ftp_proxy")) ecore_con_url_proxy_set(target,
> getenv("ftp_proxy"));
> +
> +   r = malloc(sizeof (Elm_Url));
> +   if (!r) goto on_error;
> +
> +   r->url = eina_stringshare_add(url);
> +   r->cb.done = done_cb;
> +   r->cb.cancel = cancel_cb;
> +   r->cb.progress = progress_cb;
> +   r->data = data;
> +
> +   r->download = eina_binbuf_new();
> +   r->target = target;
> +   r->handler.progress =
> ecore_event_handler_add(ECORE_CON_EVENT_URL_PROGRESS, _elm_url_progress, r);
> +   r->handler.done =
> ecore_event_handler_add(ECORE_CON_EVENT_URL_COMPLETE, _elm_url_done, r);
> +   r->handler.data = ecore_event_handler_add(ECORE_CON_EVENT_URL_DATA,
> _elm_url_data, r);
> +
> +   if (!ecore_con_url_get(r->target))
> +     {
> +       _elm_url_free(r);
> +       cancel_cb((void*) data, NULL, -1);
> +       return NULL;
> +     }
> +
> +   return r;
> +
> + on_error:
> +   ecore_con_url_shutdown();
> +
> +   cancel_cb((void*) data, NULL, -1);
> +   return NULL;
> +}
> +
> +void
> +elm_url_cancel(Elm_Url *r)
> +{
> +   r->cb.cancel((void*) r->data, r, 0);
> +   _elm_url_free(r);
> +}
> +
> +const char *
> +elm_url_get(Elm_Url *r)
> +{
> +   return r->url;
> +}
> diff --git a/src/lib/elm_widget_image.h b/src/lib/elm_widget_image.h
> index cb4b11e..16ec392 100644
> --- a/src/lib/elm_widget_image.h
> +++ b/src/lib/elm_widget_image.h
> @@ -33,6 +33,10 @@ struct _Elm_Image_Smart_Data
>     Evas_Object          *prev_img;
>     Ecore_Timer          *anim_timer;
>
> +   Elm_Url              *remote;
> +   const char           *key;
> +   void                 *remote_data;
> +
>     double                scale;
>     double                frame_duration;
>
>
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