elc_fileselector: Added support to show/hide hidden files/directories.

Added elm_fileselector_hidden_visible_set/get to show or hide hidden resources.

legacy/elementary/ChangeLog

@@ -1708,3 +1708,6 @@
 
         * Default theme is now dark.
 
+2013-10-18  Ryuan Choi (ryuan)
+
+        * fileselector : Add support visibility control of hidden files/directories.

legacy/elementary/NEWS

@@ -98,6 +98,7 @@ Additions:
    * Add "activated" smart callback for fileselector.
    * Add elm_object_item_signal_emit support in hoversel. This works only when the item is created.
    * Add elm_fileselector_multi_select_set/get() and elm_fileselector_selected_paths_get to support multi-selection.
+   * Add elm_fileselector_hidden_visible_set/get() to show or hide hidden files/directories.
 
 Improvements:
 

legacy/elementary/src/bin/test_fileselector.c

@@ -155,6 +155,19 @@ _buttons_clicked(void            *data,
      elm_fileselector_buttons_ok_cancel_set(fs, EINA_TRUE);
 }
 
+static void
+_hidden_clicked(void            *data,
+                Evas_Object *obj EINA_UNUSED,
+                void *event_info EINA_UNUSED)
+{
+   Evas_Object *fs = data;
+   printf("Toggle visibility of hidden files/directories\n");
+   if (elm_fileselector_hidden_visible_get(fs))
+     elm_fileselector_hidden_visible_set(fs, EINA_FALSE);
+   else
+     elm_fileselector_hidden_visible_set(fs, EINA_TRUE);
+}
+
 static void
 _sel_get_clicked(void            *data,
                  Evas_Object *obj EINA_UNUSED,
@@ -224,6 +237,13 @@ _option_create(Evas_Object *parent, Evas_Object *fs)
    elm_box_pack_end(hbox, bt);
    evas_object_show(bt);
 
+   bt = elm_check_add(hbox);
+   elm_object_text_set(bt, "hidden");
+   elm_check_state_set(bt, elm_fileselector_hidden_visible_get(fs));
+   evas_object_smart_callback_add(bt, "changed", _hidden_clicked, fs);
+   elm_box_pack_end(hbox, bt);
+   evas_object_show(bt);
+
    return frame;
 }
 

legacy/elementary/src/lib/elc_fileselector.c

@@ -3,7 +3,6 @@
  *  - child elements focusing support
  *  - user defined icon/label cb
  *  - show/hide/add buttons ???
- *  - show/hide hidden files
  *  - make variable/function names that are sensible
  *  - Pattern Filter support
  *  - Custom Filter support
@@ -314,7 +313,7 @@ _ls_filter_cb(void *data,
 {
    Listing_Request *lreq = data;
 
-   if (info->path[info->name_start] == '.')
+   if (!lreq->sd->hidden_visible && info->path[info->name_start] == '.')
      return EINA_FALSE;
 
    if (lreq->sd->only_folder && info->type != EINA_FILE_DIR)
@@ -538,7 +537,7 @@ _populate(Evas_Object *obj,
      {
         const char *filename;
 
-        if (file->path[file->name_start] == '.') continue;
+        if (!sd->hidden_visible && file->path[file->name_start] == '.') continue;
 
         filename = eina_stringshare_add(file->path);
         if (file->type == EINA_FILE_DIR)
@@ -1818,6 +1817,45 @@ _filters_clear(Eo *obj, void *_pd, va_list *list EINA_UNUSED)
    _populate(obj, sd->path, NULL, NULL);
 }
 
+EAPI void
+elm_fileselector_hidden_visible_set(Evas_Object *obj, Eina_Bool visible)
+{
+   ELM_FILESELECTOR_CHECK(obj);
+   eo_do(obj, elm_obj_fileselector_hidden_visible_set(visible));
+}
+
+static void
+_hidden_visible_set(Eo *obj __UNUSED__, void *_pd, va_list *list EINA_UNUSED)
+{
+   Eina_Bool visible = va_arg(*list, int);
+   Elm_Fileselector_Smart_Data *sd = _pd;
+
+   visible = !!visible;
+   if (sd->hidden_visible == visible) return;
+   sd->hidden_visible = visible;
+
+   _clear_selections(sd, NULL);
+   _populate(obj, sd->path, NULL, NULL);
+}
+
+EAPI Eina_Bool
+elm_fileselector_hidden_visible_get(const Evas_Object *obj)
+{
+   ELM_FILESELECTOR_CHECK(obj) EINA_FALSE;
+   Eina_Bool ret = EINA_FALSE;
+   eo_do((Eo *) obj, elm_obj_fileselector_hidden_visible_get(&ret));
+   return ret;
+}
+
+static void
+_hidden_visible_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list EINA_UNUSED)
+{
+   Eina_Bool *ret = va_arg(*list, Eina_Bool *);
+   Elm_Fileselector_Smart_Data *sd = _pd;
+
+   *ret = sd->hidden_visible;
+}
+
 static void
 _elm_fileselector_smart_focus_next_manager_is(Eo *obj EINA_UNUSED, void *_pd EINA_UNUSED, va_list *list)
 {
@@ -1898,6 +1936,8 @@ _class_constructor(Eo_Class *klass)
         EO_OP_FUNC(ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_SELECTED_PATHS_GET), _selected_paths_get),
         EO_OP_FUNC(ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_MIME_TYPES_FILTER_APPEND), _mime_types_filter_append),
         EO_OP_FUNC(ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_FILTERS_CLEAR), _filters_clear),
+        EO_OP_FUNC(ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_SET), _hidden_visible_set),
+        EO_OP_FUNC(ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_GET), _hidden_visible_get),
         EO_OP_FUNC_SENTINEL
    };
    eo_class_funcs_set(klass, func_desc);
@@ -1958,6 +1998,8 @@ static const Eo_Op_Description op_desc[] = {
      EO_OP_DESCRIPTION(ELM_OBJ_FILESELECTOR_SUB_ID_SELECTED_PATHS_GET, "Get the currently selected item's (full) path, in the given file selector widget."),
      EO_OP_DESCRIPTION(ELM_OBJ_FILESELECTOR_SUB_ID_MIME_TYPES_FILTER_APPEND, "Append mime type filter"),
      EO_OP_DESCRIPTION(ELM_OBJ_FILESELECTOR_SUB_ID_FILTERS_CLEAR, "Clear filters"),
+     EO_OP_DESCRIPTION(ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_SET, "Enable or disable visibility of hidden files/directories in the file selector widget."),
+     EO_OP_DESCRIPTION(ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_GET, "Get if visibility of hidden files/directories in the file selector widget is enabled or disabled."),
      EO_OP_DESCRIPTION_SENTINEL
 };
 static const Eo_Class_Description class_desc = {

legacy/elementary/src/lib/elc_fileselector_eo.h

@@ -30,6 +30,8 @@ enum
    ELM_OBJ_FILESELECTOR_SUB_ID_SELECTED_PATHS_GET,
    ELM_OBJ_FILESELECTOR_SUB_ID_MIME_TYPES_FILTER_APPEND,
    ELM_OBJ_FILESELECTOR_SUB_ID_FILTERS_CLEAR,
+   ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_SET,
+   ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_GET,
    ELM_OBJ_FILESELECTOR_SUB_ID_LAST
 };
 
@@ -273,6 +275,31 @@ enum
  */
 #define elm_obj_fileselector_filters_clear() ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_FILTERS_CLEAR)
 
+/**
+ * @def elm_obj_fileselector_hidden_visible_set
+ * @since 1.8
+ *
+ * Enable or disable visibility of hidden files/directories
+ * in the file selector widget.
+ *
+ * @param[in] visible
+ *
+ * @see elm_fileselector_hidden_visible_get
+ */
+#define elm_obj_fileselector_hidden_visible_set(multi) ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_SET), EO_TYPECHECK(Eina_Bool, multi)
+
+/**
+ * @def elm_obj_fileselector_hidden_visible_get
+ * @since 1.8
+ *
+ * Get if hiden files/directories in the file selector are visible or not.
+ *
+ * @param[out] visible
+ *
+ * @see elm_fileselector_hidden_visible_set
+ */
+#define elm_obj_fileselector_hidden_visible_get(ret) ELM_OBJ_FILESELECTOR_ID(ELM_OBJ_FILESELECTOR_SUB_ID_HIDDEN_VISIBLE_GET), EO_TYPECHECK(Eina_Bool *, ret)
+
 /**
  * @}
  */

legacy/elementary/src/lib/elc_fileselector_legacy.h

@@ -333,3 +333,32 @@ EAPI Eina_Bool             elm_fileselector_mime_types_filter_append(Evas_Object
  * @ingroup Fileselector
  */
 EAPI void                  elm_fileselector_filters_clear(Evas_Object *obj);
+
+/**
+ * Enable or disable visibility of hidden files/directories
+ * in the file selector widget.
+ *
+ * @param obj The file selector object
+ * @param visible Visibility of hidden files/directories. Default is disabled.
+ *
+ * This enables (@c EINA_TRUE) or disables (@c EINA_FALSE) visibility of hidden
+ * files/directories in the list/grid of the file selector widget.
+ *
+ * @since 1.8
+ * @ingroup Fileselector
+ */
+EAPI void                  elm_fileselector_hidden_visible_set(Evas_Object *obj, Eina_Bool visible);
+
+/**
+ * Get if hiden files/directories in the file selector widget are visible or not.
+ *
+ * @param obj The file selector object
+ * @return Visibility of hidden files/directories
+ * (@c EINA_TRUE = enabled/@c EINA_FALSE = disabled). Default is @c EINA_FALSE.
+ *
+ * @see elm_fileselector_hidden_visible_set()
+ *
+ * @since 1.8
+ * @ingroup Fileselector
+ */
+EAPI Eina_Bool             elm_fileselector_hidden_visible_get(const Evas_Object *obj);

legacy/elementary/src/lib/elm_widget_fileselector.h

@@ -64,6 +64,8 @@ struct _Elm_Fileselector_Smart_Data
     * so that fileselector will clear current selection when user clicked
     * another item. */
    Eina_Bool             dir_selected : 1;
+
+   Eina_Bool             hidden_visible : 1;
 };
 
 struct sel_data