SpreadJS 13
GC.Spread.Sheets Namespace / Workbook type / unbind Method
The event type.
Specifies the function to run when the event occurs.
In This Topic
    unbind Method
    In This Topic
    Removes the binding of an event to Workbook.
    Syntax
    var instance = new GC.Spread.Sheets.Workbook(host,
                                                options,
                                                options.sheetCount,
                                                options.font,
                                                options.allowUserDragMerge,
                                                options.allowUserDragDrop,
                                                options.allowUserDragFill,
                                                options.allowUserZoom,
                                                options.allowUserResize,
                                                options.allowUndo,
                                                options.allowSheetReorder,
                                                options.allowContextMenu,
                                                options.allowUserDeselect,
                                                options.defaultDragFillType,
                                                options.showDragFillSmartTag,
                                                options.showHorizontalScrollbar,
                                                options.showVerticalScrollbar,
                                                options.scrollbarShowMax,
                                                options.scrollbarMaxAlign,
                                                options.tabStripVisible,
                                                options.tabStripRatio,
                                                options.tabEditable,
                                                options.newTabVisible,
                                                options.tabNavigationVisible,
                                                options.cutCopyIndicatorVisible,
                                                options.cutCopyIndicatorBorderColor,
                                                options.backColor,
                                                options.backgroundImage,
                                                options.backgroundImageLayout,
                                                options.grayAreaBackColor,
                                                options.showResizeTip,
                                                options.showDragDropTip,
                                                options.showDragFillTip,
                                                options.showScrollTip,
                                                options.scrollIgnoreHidden,
                                                options.highlightInvalidData,
                                                options.useTouchLayout,
                                                options.hideSelection,
                                                options.resizeZeroIndicator,
                                                options.allowUserEditFormula,
                                                options.enableFormulaTextbox,
                                                options.autoFitType,
                                                options.referenceStyle,
                                                options.calcOnDemand,
                                                options.allowCopyPasteExcelStyle,
                                                options.allowExtendPasteRange,
                                                options.copyPasteHeaderOptions,
                                                options.scrollByPixel,
                                                options.scrollPixel,
                                                options.allowAutoCreateHyperlink,
                                                options.columnResizeMode,
                                                options.rowResizeMode,
                                                options.customList,
                                                options.scrollbarAppearance);
    var value; // Type: any
    value = instance.unbind(type, fn);
    function unbind( 
       type : string,
       fn : Function
    ) : any;

    Parameters

    type
    The event type.
    fn
    Specifies the function to run when the event occurs.
    Example
    This example removes the event binding.
    activeSheet.bind(GC.Spread.Sheets.Events.CellChanged, function (sender, args) {
        if (args.propertyName === "value") {
            alert(activeSheet.getValue(args.row, args.col));
        }
    });
    activeSheet.setValue(0, 0, "111");
    spread.unbind(GC.Spread.Sheets.Events.CellChanged);
    //spread.unbindAll(); //cancel monitoring of all events.
    activeSheet.setValue(1, 0, "222");
    activeSheet.setValue(2, 0, "333");
    activeSheet.setValue(3, 0, "444");
    See Also

    Reference

    Workbook type