add functions for clear option

cell/api.js

@@ -568,6 +568,11 @@ var editor;
     return ws.clearFilter();
   };
   
+  spreadsheet_api.prototype.asc_clearFilterColumn = function(cellId, displayName) {
+    var ws = this.wb.getWorksheet();
+    return ws.clearFilterColumn(cellId, displayName);
+  };
+  
   spreadsheet_api.prototype.asc_changeSelectionFormatTable = function(tableName, optionType) {
     var ws = this.wb.getWorksheet();
     return ws.af_changeSelectionFormatTable(tableName, optionType);

cell/model/autofilters.js

@@ -2414,6 +2414,39 @@
 				}
 				
 				return res;
+			},
+			
+			_getColIdColumn: function(filter, cellId)
+			{
+				var res = null;
+				
+				var autoFilter = filter && filter.getType() === g_nFiltersType.tablePart ? filter.AutoFilter : filter;
+				
+				if(autoFilter && autoFilter.FilterColumns && autoFilter.FilterColumns.length)
+				{
+					
+					var rangeCellId = this._idToRange(cellId);
+					var colId = autoFilter.Ref.c2 - rangeCellId.c1;
+					res = this._getTrueColId(filter, colId);
+				}
+				
+				return res;
+			},
+			
+			_getIndexByColId: function(autoFilter, cellId)
+			{
+				var res = null;
+				
+				for(var i = 0; i < autoFilter.FilterColumns.length; i++)
+				{
+					if(autoFilter.FilterColumns[i].ColId === colId)
+					{
+						index = i;
+						break;
+					}
+				}
+				
+				return res;
 			},
 			
 			_hiddenAnotherFilter: function(filterColumns, cellId, r, c)
@@ -4291,6 +4324,24 @@
 				
 				return oldFilter.Ref;
 			},
+			
+			clearFilterColumn: function(cellId, displayName)
+			{
+				var filter = this._getFilterByDisplayName(displayName);
+				var autoFilter = filter && filter.getType() === g_nFiltersType.tablePart ? filter.AutoFilter : filter;
+				
+				var colId = this._getColIdColumn(filter, cellId);
+				
+				if(colId !== null)
+				{
+					var index = this._getIndexByColId(filter, colId);
+					this._openHiddenRowsAfterDeleteColumn(autoFilter, colId);
+					
+					autoFilter.FilterColumns.splice(index, 1);
+				}
+				
+				return filter.Ref;
+			},
 			
 			_checkValueInCells: function(n, k, cloneActiveRange)
 			{

cell/view/WorksheetView.js

@@ -12063,6 +12063,22 @@
         };
         this._isLockedAll( onChangeAutoFilterCallback );
     };
+	
+	 WorksheetView.prototype.clearFilterColumn = function (cellId, displayName) {
+        var t = this;
+		
+        var onChangeAutoFilterCallback = function ( isSuccess ) {
+            if ( false === isSuccess ) {
+                return;
+            }
+
+            var updateRange = t.model.autoFilters.clearFilterColumn( cellId, displayName );
+			
+			if(false !== updateRange)
+				t._onUpdateFormatTable(updateRange, false, true);
+        };
+        this._isLockedAll( onChangeAutoFilterCallback );
+    };
 
     /**
      * Обновление при изменениях форматированной таблицы