onBeforeBlockSelect

event occurs before block selection

void onBeforeBlockSelect(cellId start,cellId end,boolean isFinal){ ... };

Parameters

startcellIdid of start cell
endcellIdid of the end cell
isFinalbooleanis selection still in progress or finalized

Example

$$("dt").attachEvent("onBeforeBlockSelect", function(start, end, isFinal){
    return true;
});

Details

return false to block selection

it possible to modify start and end object to modify result of blockselection

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