(require (quote cl)) (require (quote epoch-util)) (provide (quote event)) (defvar event::functions nil "\ List of event/handler") (setq epoch::event-handler-abort t) (defun install-event (event) (byte-code "à \"?…ÂB B‰‡" [event event::functions nil assq] 3)) (defun remove-event (event) (byte-code "ÁÂ\"‰‡" [event::functions delete-if (lambda (x) (byte-code " @\"‡" [event x equal] 3))] 3)) (defun push-event (event handler) (byte-code "Å \":?ƒÂÆ AB\")‡" [elist event event::functions nil handler assq setcdr] 5)) (defun pop-event (event) (byte-code "Ä \":?ƒÂÅ!ÆÇ!\"ˆ)‡" [elist event event::functions nil assq cadr setcdr cddr] 7)) (defun ignore-event (event) (byte-code "ÂÁ\"‡" [event t push-event] 3)) (defun resume-event (event) (byte-code "à !… Ä!?ƒ‚Å \")‡" [h event nil pop-event functionp push-event] 5)) (defun event::handler nil (byte-code " ÉH ÊH ËHÌÍ \"! …Î !?ƒ\"Æ‚+ÏŽÐ  $),ˆ ‰‡" [event::type epoch::event event::screen event::value callback event::functions nil epoch::event-handler *last-event* 0 2 1 cadr assq functionp ((byte-code "??ƒ Á‚ÉˆÄ !‡" [epoch::event-handler nil event::type event::handler ignore-event] 2)) funcall] 8)) (setq epoch::event-handler (quote event::handler)) (defvar *event-status-buffer* nil "\ Buffer for displaying event status") (defun event-handler-name (event-stack) (byte-code "Ä … Å @!?… A‰ˆÆ\\‰ˆ‚ˆ @ ?ƒ)Ç‚> 9ƒ4È !‚> <ƒ=É‚>ÊB))‡" [depth event-stack handler t 0 functionp 1 "-None-" symbol-name "+Anonymous+" "? Unknown ?"] 4)) (defun update-event-status-buffer nil (byte-code "?† È!??ƒÁ‚ÉÊ!‰ˆŠqˆÁ‰ˆË ˆÌ ˆÍÎÏÐÑ\"Ò#ˆÓÔÕ #ˆÓÖ× #ˆÓØÙ #ˆÚÛ \"ˆÁÁ)ˆÍÜÝ!Þ#ˆßÁ!ˆÇ‰)‡" [*event-status-buffer* nil buffer-read-only motion::style event::functions ev epoch::event-handler t buffer-name get-buffer-create " *Event Status*" erase-buffer epoch::clear-zones insert "State " flush-left "Event" 20 "Handler " epoch::add-zone 1 6 8 14 28 35 mapcar (lambda (ev) (byte-code "Æ !Ç AGÈ A! A?ƒɉ‚FÊ!ƒ4 ËWƒ+Ì‚/ÍÎ \"‰‚F AËWƒ?Ï‚DÍÐ A\"‰ˆÑÒ Ó\"ÒÔ @!Õ\" @Ö$,‡" [handler ev state depth handler-state t cadr nil event-handler-name "U" functionp 2 "H" format "H %2d" "I" "I %2d" insert flush-left 7 symbol-name 20 " "] 13)) " Event dispatcher: " prin1-to-string " " set-buffer-modified-p] 15)) (defun display-event-status nil (interactive) (byte-code "ÁˆÂ ˆÃ!‡" [*event-status-buffer* nil update-event-status-buffer display-buffer] 3)) (install-event (quote map)) (install-event (quote resize)) (install-event (quote move)) (install-event (quote client-message)) (install-event (quote focus)) (install-event (quote property-change)) (install-event (quote button)) (install-event (quote motion)) (defvar on-event::do-list (list (quote (map)) (quote (unmap)) (quote (move)) (quote (resize))) "\ Alist of event, screen/action lists") (defun on-event::handler (type value screen) "\ Handle events that have one-shot actions. Types are controlled by the variable on-event::do-list, which is an alist of event types, with the value an alist of screens and actions." (byte-code "Ê=… ?…ˉˆÃÌ \"Ì A\"A?ƒ-Â^Í ÎÏ A\"\"ˆÐ!?ƒBÂ^Ê=†KË=ƒWÑ\"‚^Ñ #,‡" [type value epoch::event-handler-abort nil the-list on-event::do-list info screen action t map unmap assq setcdr delete-if (lambda (x) (byte-code " @\"‡" [screen x equal] 3)) functionp funcall] 10)) (push-event (quote map) (quote on-event::handler)) (push-event (quote move) (quote on-event::handler)) (push-event (quote resize) (quote on-event::handler)) (push-event (quote focus) (function (lambda (type new-focus-state scr) (and new-focus-state (select-screen scr))))) (defun on-map-do (screen action) "\ On the next map event for SCREEN, call ACTION (a function of 1 argument, the screen)" (byte-code "ÄÅ \"ÆÇ ! BAB\")‡" [mlist on-event::do-list screen action assq map setcdr get-screen] 6)) (defun on-unmap-do (screen action) "\ On the next unmap event for SCREEN, call ACTION (a function of 1 argument, the screen)" (byte-code "ÄÅ \"ÆÇ ! BAB\")‡" [mlist on-event::do-list screen action assq unmap setcdr get-screen] 6)) (defun on-resize-do (screen action) "\ On the next resize event for SCREEN, call ACTION (a function of 2 arguments, screen and event value)" (byte-code "ÄÅ \"ÆÇ ! BAB\")‡" [rlist on-event::do-list screen action assq resize setcdr get-screen] 6)) (defun on-move-do (screen action) "\ On the next move event for SCREEN, call ACTION (a function of 2 arguments, screen and event value)" (byte-code "ÄÅ \"ÆÇ ! BAB\")‡" [mlist on-event::do-list screen action assq move setcdr get-screen] 6)) (defvar epoch::events-pending nil "\ List of events pending while waiting for some specific event") (defvar epoch::wait-event nil "\ Event type epoch is waiting for") (defvar epoch::wait-function nil "\ Function to call when desired event occurs") (defvar epoch::old-handler nil "\ Original event handler") (defun epoch::dispatch-events-pending nil (byte-code "ÄÅ\"ˆÂÂ)ˆÂ‰ˆÂ‰‡" [epoch::events-pending s nil epoch::wait-event mapcar (lambda (s) (byte-code " ÈH ÉH ÊHËÌ \"! …Í !?ƒ\"Æ‚+ÎŽÏ  $),‡" [event::type epoch::event event::screen event::value callback event::functions nil epoch::event-handler 0 2 1 cadr assq functionp ((byte-code "??ƒ Á‚ÉˆÄ !‡" [epoch::event-handler nil event::type event::handler ignore-event] 2)) funcall] 8))] 3)) (defun epoch::wait-handler nil (byte-code " ÈH ÉH ÊH =ƒ$ËŽÌ !… Í  $)‚-Î B!‰+‡" [event::type epoch::event event::screen event::value epoch::wait-event epoch::wait-function nil epoch::events-pending 0 2 1 ((byte-code "Á‰ˆÂ ‡" [epoch::wait-event nil epoch::dispatch-events-pending] 2)) functionp funcall reverse] 6)) (defun epoch::wait-for-event (event-type function) "\ Wait for EVENT, calling FUNCTION as handler when it occurs, then return." (byte-code " ‰ˆ ‰ˆ ‰ˆÆ‰ˆ …Ç ˆÈÉ!ˆ‚ˆ‰‡" [epoch::old-handler epoch::event-handler epoch::wait-event event-type epoch::wait-function function epoch::wait-handler epoch::dispatch-events sit-for 1] 4))