I'll send for my box to-morrow

http://www.culture-libre.org/wiki/The_Adventure_of_the_Three_Gables

"Well, if you know, what do you want to ask for?"

"I was not sure, but I know now. Well now, Susan, it will be worth ten pounds to you if you will tell me who is at the back of Barney."

"Someone that could lay down a thousand pounds for every ten you have in the world."

"So, a rich man? No; you smiled -- a rich woman. Now we have got so far, you may as well give the name and earn the tenner."

"I'll see you in hell first."

"Oh, Susan! Language!"

"I am clearing out of here. I've had enough of you all. I'll send for my box to-morrow." She flounced for the door.
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Do the red words mean I'll resign?