3  fH@s&dZddlZddlZddlZdZdZdZdZdZdZ dZ d Z d Z d Z d Zd ZdZdZdZdZdZdZdZdZdZdZdZdUZdVZdWZdXZdYZdZZ ej!dkrd_Z"eeee fZ#nddZ"eeeefZ#e$d!d"e%e&e"DZ'd#Z(Gd$d%d%Z)e%de&e">Z*d&d"e*DZ+d'd(Z,e,e*Z-gZ.xNe*D]FZ/dZ0x0e%e&e"D] Z1de1>e/@r6e0e#e1OZ0q6We.j2e0q WGd)d*d*Z3d|Z4e3fde)fe&e4dZ5e$dDd"e%e&e4DZ6ej7dEZ8ej7dFZ9dGdHZ:dIdJZ;iZe?dOkr"ddPl@mAZAeAdQddRdSddTlBmCZCeCe>dS)}a MultiCall - a class which inherits its methods from a Tkinter widget (Text, for example), but enables multiple calls of functions per virtual event - all matching events will be called, not only the most specific one. This is done by wrapping the event functions - event_add, event_delete and event_info. MultiCall recognizes only a subset of legal event sequences. Sequences which are not recognized are treated by the original Tk handling mechanism. A more-specific event will be called before a less-specific event. The recognized sequences are complete one-event sequences (no emacs-style Ctrl-X Ctrl-C, no shortcuts like <3>), for all types of events. Key/Button Press/Release events can have modifiers. The recognized modifiers are Shift, Control, Option and Command for Mac, and Control, Alt, Shift, Meta/M for other platforms. For all events which were handled by MultiCall, a new member is added to the event instance passed to the binded functions - mc_type. This is one of the event type constants defined in this module (such as MC_KEYPRESS). For Key/Button events (which are handled by MultiCall and may receive modifiers), another member is added - mc_state. This member gives the state of the recognized modifiers, as a combination of the modifier constants also defined in this module (for example, MC_SHIFT). Using these members is absolutely portable. The order by which events are called is defined by these rules: 1. A more-specific event will be called before a less-specific event. 2. A recently-binded event will be called before a previously-binded event, unless this conflicts with the first rule. Each function will be called at most once for each event. 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If it is successfully parsed as one, return a tuple containing the state (as an int), the event type (as an index of _types), and the detail - None if none, or a string if there is one. If the parsing is unsuccessful, return None. rr(rr)NrMcSsg|] }t|qSr ) _type_names)r"rOr r r%r&$sz#_parse_sequence..rprrr3r3)rprr) split_modifier_namesr_binder_classesr' _keysym_re _button_rer6match)r,ZwordsZ modifiersr*rlZtype_rer r r%_parse_sequence s0    rcCs`|dr8dt|dt|ddd|ddSdt|dt|dddSdS)Nrr(rrrMr))rjr+)r@r r r%_triplet_to_sequence2s0rcs0tkrtSGfddd}|t<|S)zReturn a MultiCall class which inherits its methods from the given widget class (for example, Tkinter.Text). 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