/**
* Ends the current undo cycle.
*/
void RS_Undo::endUndoCycle()
{
if (0 < refCount) {
// compensate nested calls of start-/endUndoCycle()
if( 0 < --refCount) {
// not the final nested call, nothing to do yet
return;
}
}
else {
RS_DEBUG->print( RS_Debug::D_WARNING, "Warning: RS_Undo::endUndoCycle() called without previous startUndoCycle() %d", refCount);
return;
}
if (hasUndoable()) {
// only keep the undoCycle, when it contains undoables
addUndoCycle(currentCycle);
}
setGUIButtons();
currentCycle = nullptr; // invalidate currentCycle for next startUndoCycle()
}
/**
* Ends the current undo cycle.
*/
void RS_Undo::endUndoCycle() {
addUndoCycle(currentCycle);
currentCycle = NULL;
}
