void OperationList::redoOperation(void)
{
if(isRedoAvailable())
{
Operation *operation=NULL;
bool chain_active=false;
Exception error;
unsigned chain_size=0, pos=0;
if(!this->signalsBlocked())
chain_size=getChainSize();
do
{
//Gets the current operation
operation=operations[current_index];
/* If it is detected that the operation is chained with other
and active chaining flag is cleared marks the flag to start
the execution several operations at once */
if(!ignore_chain && !chain_active &&
operation->chain_type!=Operation::NO_CHAIN)
chain_active=true;
/* If the chaining is active and the current operation is not part of
chain or it is at the start of chain, aborts execution of the operation */
else if(chain_active &&
(operation->chain_type==Operation::CHAIN_START ||
operation->chain_type==Operation::NO_CHAIN))
break;
try
{
if(chain_size > 0)
{
//Emits a signal with the current progress of operation execution
pos++;
emit s_operationExecuted((pos/static_cast<float>(chain_size))*100,
trUtf8("Redoing operation on object:: %1 (%2)")
.arg(operation->pool_obj->getName())
.arg(operation->pool_obj->getTypeName()),
operation->pool_obj->getObjectType());
}
//Executes the redo operation (second argument as 'true')
executeOperation(operation, true);
}
catch(Exception &e)
{
error=e;
}
current_index++;
}
/* Performs the operations while the current operation is part of chain
or the redo option is available */
while(!ignore_chain && isRedoAvailable() && operation->chain_type!=Operation::NO_CHAIN);
if(error.getErrorType()!=ERR_CUSTOM)
throw Exception(error.getErrorMessage(), error.getErrorType(),__PRETTY_FUNCTION__,__FILE__,__LINE__);
}
}
void OperationListWidget::notifyUpdateOnModel(void)
{
updateOperationList();
emit s_operationExecuted();
}
