On Saturday, October 29, 2011, Antoine Levitt <antoine.lev...@gmail.com> wrote: > 29/10/11 21:20, Benjamin Root >> On Saturday, October 29, 2011, Antoine Levitt >> <antoine.lev...@gmail.com> wrote: >>> 29/10/11 19:39, Benjamin Root >>>> I don't think there is a document for the default keymaps, and >> there >>>> has been some talk about redoing default keybindings, because they >> are >>>> so hidden and varies from backend to backend. >>>> >>>> In the meantime, I would suggest checking out the "event handeling" >>>> section of the examples page. You can have a function that you >> attach >>>> to the "key_press_event", which takes an "event" object as an >>>> argument. That event object has the key that was pressed. You can >>>> then have an if...elif...else statement for all the keys and >> actions, >>>> or have a dictionary of key-action pairs. >>>> >>>> Hope that helps! >>>> Ben Root >>> >>> That's pretty cool! However, I have to do it for every figure I >> create, >>> there doesn't seem to be a way to tell matplotlib : "whenever a >> figure >>> is created, associate this handler to this event". >>> >>> I think I'll just wait for the keybinding stuff to get refactored, >> which >>> would definitely be a good idea (I only found out via very indirect >>> means, and had to change backend to get them working). It seems >>> worthwhile to have a "q" default binding to exit the plot. >>> >> >> The basic event handling isn't going to be refactored. I was merely >> speaking of how the default keymaps are set. Yes, you will need to >> mpl_connect for each figure object. This is standard for any GUI >> control system. What you can do is make a function that produces a >> figure for you as well as perform any event connections for you. >> >> Ben Root > > The problem is that I don't usually invoke figure(), I just do > plot(x,y), which will presumably call figure for me. So unless there's > some kind of event that's run after figure is called, I can't have a > generic way of adding my bindings. >
Try gcf().canvas.mpl_connect(...) Before any show() calls or after any particular plotting commands. Ben Root
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