Current File : /var/www/crm/modules/Studio/JSTransaction.js
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function JSTransaction(){this.JSTransactions=new Array();this.JSTransactionIndex=0;this.JSTransactionCanRedo=false;this.JSTransactionTypes=new Array();}
JSTransaction.prototype.record=function(transaction,data){this.JSTransactions[this.JSTransactionIndex]={'transaction':transaction,'data':data};this.JSTransactionIndex++;this.JSTransactionCanRedo=false}
JSTransaction.prototype.register=function(transaction,undo,redo){this.JSTransactionTypes[transaction]={'undo':undo,'redo':redo};}
JSTransaction.prototype.undo=function(){if(this.JSTransactionIndex>0){if(this.JSTransactionIndex>this.JSTransactions.length){this.JSTransactionIndex=this.JSTransactions.length;}
var transaction=this.JSTransactions[this.JSTransactionIndex-1];var undoFunction=this.JSTransactionTypes[transaction['transaction']]['undo'];undoFunction(transaction['data']);this.JSTransactionIndex--;this.JSTransactionCanRedo=true;}}
JSTransaction.prototype.redo=function(){if(this.JSTransactionCanRedo&&this.JSTransactions.length<0)this.JSTransactionIndex=0;if(this.JSTransactionCanRedo&&this.JSTransactionIndex<=this.JSTransactions.length){this.JSTransactionIndex++;var transaction=this.JSTransactions[this.JSTransactionIndex-1];var redoFunction=this.JSTransactionTypes[transaction['transaction']]['redo'];redoFunction(transaction['data']);}}
Mini Shell