src/org/tiefaces/components/websheet/service/WebSheetLoader.java
private void createDynamicColumns(final String tabName) {

		SheetConfiguration sheetConfig = parent.getSheetConfigMap().get(tabName);

		int left = sheetConfig.getBodyCellRange().getLeftCol();
		int right = sheetConfig.getBodyCellRange().getRightCol();

		parent.getColumns().clear();

		for (int i = left; i <= right; i++) {
			parent.getColumns().add("column" + (i - left));
		}

	}
private void createDynamicColumns(final String tabName) {

		SheetConfiguration sheetConfig = parent.getSheetConfigMap().get(tabName);

		int left = sheetConfig.getBodyCellRange().getLeftCol();
		int right = sheetConfig.getBodyCellRange().getRightCol();

		parent.getColumns().clear();

		for (int i = left; i <= right; i++) {
			parent.getColumns().add("column" + (i - left));
		}

	}
Creates the dynamic columns.

@param tabName
the tab name