none = 0, [[Scroll every direction]]
soft, [[Scroll single direction if the direction is certain]]
hard, [[Scroll only single direction]]
last  [[Sentinel value to indicate last enum field during iteration]]

   [[Efl UI scrollable interface]]
   event_prefix: efl_ui;
   methods {
      @property content_pos {
         [[The content position]]
	 set {
	 }
	 get {
	 }
 	 values {
            x: int;
	    y: int;
	 }
      }
      @property content_size {
         [[The content size]]
	 get {
	 }
	 values {
	    w: int;
	    h: int;
         }
       }
      @property viewport_geometry {
         [[The viewport geometry]]
	 get {
	 }
	 values {
            x: int;
	    y: int;
	    w: int;
            h: int;
	 }
      }
      @property single_direction {
         set {
         }
         get {
         }
         values {
            single_dir: Efl.Ui.Scroll.Single_Direction; [[The single direction scroll policy]]
         }
      }
      @property bounce_allow {
         [[Bouncing behavior]]
         set {
         }
         get {
         }
         values {
            horiz: bool; [[Horizontal bounce policy.]]
            vert: bool; [[Vertical bounce policy.]]
         }
      }
      @property freeze {
         [[Freeze property]]
         get {
	 }
         set {
         }
         values {
            freeze: bool; [[$true if freeze, $false otherwise]]
         }
      }
      @property hold {
         [[Hold property]]
         get {
	 }
         set {
         }
         values {
            hold: bool; [[$true if hold, $false otherwise]]
         }
      }
      bring_in {
         params {
            @in x: int; [[X coordinate of the region]]
            @in y: int; [[Y coordinate of the region]]
            @in w: int; [[Width of the region]]
            @in h: int; [[Height of the region]]
	    @in time: double;
	    @in type: int;
         }
      }
      show {
         params {
            @in x: int; [[X coordinate of the region]]
            @in y: int; [[Y coordinate of the region]]
            @in w: int; [[Width of the region]]
            @in h: int; [[Height of the region]]
         }
      }
   }
   events {
	  scroll,start;
          scroll; 
	  scroll,stop;
	  scroll,up;
	  scroll,down;
	  scroll,left;
	  scroll,right;
	  edge,up;
	  edge,down;
	  edge,left;
	  edge,right;
          scroll,anim,start; 
          scroll,anim,stop; 
          scroll,drag,start; 
          scroll,drag,stop; 
   }

/* FIXME: Scroll API. Not sure how those APIs should be exposed with
 * the new scrollable API. */
scroll_hold_push {
   [[Push scroll hold]]
}
scroll_hold_pop {
   [[Pop scroller hold]]
}
scroll_freeze_push {
   [[Push scroller freeze]]
}
scroll_freeze_pop {
   [[Pop scroller freeze]]
}

@property on_show_region_hook @protected {
   [[Hook function called when the @.show_region is changed.

     See also @.show_region.
   ]]
   set {}
   values {
      func: Efl.Ui.Scrollable_On_Show_Region @nullable; [[Region hook function]]
   }
}
@property show_region @protected {
   [[Region inside the widget to show.

     See also @.on_show_region_hook.
   ]]
   set {
      [[Request parent scrollers to pan around so that this region
        of the widget becomes visible.

        If $force is $true this will trigger scroller changes and
        the @.on_show_region_hook to be called even if the region is
        unchanged.
      ]]
      values {
         region: Eina.Rect; [[The region to show.]]
         force: bool; [[Set to $true to force show even if unchanged.]]
      }
   }
   get {
      [[Returns the current region to show.]]
      values {
         region: Eina.Rect; [[The region to show.]]
      }
   }
}