;;;-*-Mode: LISP; Package: GUI -*- ;;; ;;; Copyright (C) 2007 Clozure Associates (in-package "GUI") (def-cocoa-default *listener-input-font* :font #'(lambda () (#/fontWithName:size: ns:ns-font #+darwin-target #@"Monaco" #-darwin-target #@"Courier New" (font-size-kludge 10.0))) "Default font for listener input") (def-cocoa-default *listener-output-font* :font #'(lambda () (#/fontWithName:size: ns:ns-font #+darwin-target #@"Monaco" #-darwin-target #@"Courier New" (font-size-kludge 10.0))) "Default font for listener output") (def-cocoa-default *listener-rows* :int 16 "Initial height of listener windows, in characters") (def-cocoa-default *listener-columns* :int 80 "Initial height of listener windows, in characters") (def-cocoa-default hi::*listener-output-style* :int 1 "Text style index for listener output") (def-cocoa-default hi::*listener-input-style* :int 0 "Text style index for listener output") (def-cocoa-default *listener-background-color* :color '(1.0 1.0 1.0 1.0) "Listener default background color") (def-cocoa-default *read-only-listener* :bool t "Do not allow editing old listener output") (defun hemlock-ext:read-only-listener-p () *read-only-listener*) (defclass cocoa-listener-input-stream (fundamental-character-input-stream) ((queue :initform ()) (queue-lock :initform (make-lock)) (read-lock :initform (make-lock)) (queue-semaphore :initform (make-semaphore)) ;; total queue count (text-semaphore :initform (make-semaphore)) ;; text-only queue count (cur-string :initform nil) (cur-string-pos :initform 0) (cur-env :initform nil) (cur-sstream :initform nil) (cur-offset :initform nil) (source-map :initform nil) (reading-line :initform nil :accessor hi:input-stream-reading-line))) (defmethod interactive-stream-p ((stream cocoa-listener-input-stream)) t) (defmethod queued-listener-char ((stream cocoa-listener-input-stream) wait-p dequeue-p) (with-slots (queue queue-lock read-lock queue-semaphore text-semaphore cur-string cur-string-pos) stream (with-lock-grabbed (read-lock) (or (with-lock-grabbed (queue-lock) (when (< cur-string-pos (length cur-string)) (prog1 (aref cur-string cur-string-pos) (and dequeue-p (incf cur-string-pos))))) (loop (unless (if wait-p (wait-on-semaphore text-semaphore nil "Listener Input") (timed-wait-on-semaphore text-semaphore 0)) (return nil)) (assert (timed-wait-on-semaphore queue-semaphore 0) () "queue/text mismatch!") (with-lock-grabbed (queue-lock) (let* ((s (find-if #'stringp queue))) (assert s () "queue/semaphore mismatch!") (setq queue (delq s queue 1)) (when (< 0 (length s)) (setf cur-string s cur-string-pos (if dequeue-p 1 0)) (return (aref s 0)))))))))) (defmethod ccl::read-toplevel-form ((stream cocoa-listener-input-stream) &key eof-value) (with-slots (queue queue-lock read-lock queue-semaphore text-semaphore cur-string cur-string-pos cur-sstream cur-env source-map cur-offset) stream (with-lock-grabbed (read-lock) (loop (when cur-sstream #+debug (log-debug "About to recursively read from sstring in env: ~s" cur-env) (let* ((env cur-env) (form (progv (car env) (cdr env) (ccl::read-toplevel-form cur-sstream :eof-value eof-value :file-name *loading-file-source-file* :start-offset cur-offset :map source-map))) (last-form-in-selection (not (listen cur-sstream)))) #+debug (log-debug " --> ~s" form) (when last-form-in-selection (setf cur-sstream nil cur-env nil)) (return (values form env (or last-form-in-selection ccl::*verbose-eval-selection*))))) (when (with-lock-grabbed (queue-lock) (loop unless (< cur-string-pos (length cur-string)) return nil unless (whitespacep (aref cur-string cur-string-pos)) return t do (incf cur-string-pos))) (return (values (call-next-method) nil t))) (wait-on-semaphore queue-semaphore nil "Toplevel Read") (without-interrupts (let ((val (with-lock-grabbed (queue-lock) (pop queue)))) (cond ((stringp val) (assert (timed-wait-on-semaphore text-semaphore 0) () "text/queue mismatch!") (setq cur-string val cur-string-pos 0)) (val (destructuring-bind (string package-name pathname offset) val ;; This env is used both for read and eval. (let ((env (cons '(*loading-file-source-file* *load-pathname* *load-truename* *loading-toplevel-location* ccl::*nx-source-note-map*) (list pathname pathname (and pathname (or (probe-file pathname) pathname)) nil source-map)))) (when package-name (push '*package* (car env)) (push (ccl::pkg-arg package-name) (cdr env))) (if source-map (clrhash source-map) (setf source-map (make-hash-table :test 'eq :shared nil))) (setf cur-sstream (make-string-input-stream string) cur-env env cur-offset offset))))))))))) (defmethod enqueue-toplevel-form ((stream cocoa-listener-input-stream) string &key package-name pathname offset) (with-slots (queue-lock queue queue-semaphore) stream (with-lock-grabbed (queue-lock) (setq queue (nconc queue (list (list string package-name pathname offset)))) (signal-semaphore queue-semaphore)))) (defmethod enqueue-listener-input ((stream cocoa-listener-input-stream) string) (when (> (length string) 0) (with-slots (queue-lock queue queue-semaphore text-semaphore) stream (with-lock-grabbed (queue-lock) (setq queue (nconc queue (list string))) (signal-semaphore queue-semaphore) (signal-semaphore text-semaphore))))) (defmethod stream-read-char-no-hang ((stream cocoa-listener-input-stream)) (queued-listener-char stream nil t)) (defmethod stream-read-char ((stream cocoa-listener-input-stream)) (queued-listener-char stream t t)) ;; The default implementation of peek-char will lose the character if aborted. This won't. (defmethod stream-peek-char ((stream cocoa-listener-input-stream)) (queued-listener-char stream t nil)) (defmethod stream-listen ((stream cocoa-listener-input-stream)) (queued-listener-char stream nil nil)) (defmethod stream-unread-char ((stream cocoa-listener-input-stream) char) ;; Can't guarantee the right order of reads/unreads, just make sure not to ;; introduce any internal inconsistencies (and dtrt for the non-conflict case). (with-slots (queue queue-lock queue-semaphore text-semaphore cur-string cur-string-pos) stream (with-lock-grabbed (queue-lock) (cond ((>= cur-string-pos (length cur-string)) (push (string char) queue) (signal-semaphore queue-semaphore) (signal-semaphore text-semaphore)) ((< 0 cur-string-pos) (decf cur-string-pos) (setf (aref cur-string cur-string-pos) char)) (t (setf cur-string (concatenate 'string (string char) cur-string))))))) (defmethod ccl::stream-eof-transient-p ((stream cocoa-listener-input-stream)) t) (defmethod stream-clear-input ((stream cocoa-listener-input-stream)) (with-slots (queue-lock cur-string cur-string-pos cur-sstream cur-env) stream (with-lock-grabbed (queue-lock) (setf (hi::input-stream-reading-line stream) nil) (setf cur-string nil cur-string-pos 0 cur-sstream nil cur-env nil)))) (defmethod stream-read-line ((stream cocoa-listener-input-stream)) (let* ((old-reading-line (hi:input-stream-reading-line stream))) (unwind-protect (progn (setf (hi::input-stream-reading-line stream) t) (call-next-method)) (setf (hi:input-stream-reading-line stream) old-reading-line)))) (defparameter $listener-flush-limit 4095) (defclass cocoa-listener-output-stream (fundamental-character-output-stream) ((lock :initform (make-lock)) (hemlock-view :initarg :hemlock-view) (data :initform (make-array (1+ $listener-flush-limit) :adjustable t :fill-pointer 0 :element-type 'character)) (limit :initform $listener-flush-limit))) (defmethod stream-element-type ((stream cocoa-listener-output-stream)) (with-slots (data) stream (array-element-type data))) (defmethod ccl:stream-write-char ((stream cocoa-listener-output-stream) char) (with-slots (data lock limit) stream (when (with-lock-grabbed (lock) (>= (vector-push-extend char data) limit)) (stream-force-output stream)))) ;; This isn't really thread safe, but it's not too bad... I'll take a chance - trying ;; to get it to execute in the gui thread is too deadlock-prone. (defmethod hemlock-listener-output-mark-column ((view hi::hemlock-view)) (let* ((output-region (hi::variable-value 'hemlock::current-output-font-region :buffer (hi::hemlock-view-buffer view)))) (hi::mark-charpos (hi::region-end output-region)))) ;; TODO: doesn't do the right thing for embedded tabs (in buffer or data) (defmethod ccl:stream-line-column ((stream cocoa-listener-output-stream)) (with-slots (hemlock-view data lock) stream (with-lock-grabbed (lock) (let* ((n (length data)) (pos (position #\Newline data :from-end t))) (if (null pos) (+ (hemlock-listener-output-mark-column hemlock-view) n) (- n pos 1)))))) (defmethod ccl:stream-fresh-line ((stream cocoa-listener-output-stream)) (with-slots (hemlock-view data lock limit) stream (when (with-lock-grabbed (lock) (let ((n (length data))) (unless (if (= n 0) (= (hemlock-listener-output-mark-column hemlock-view) 0) (eq (aref data (1- n)) #\Newline)) (>= (vector-push-extend #\Newline data) limit)))) (stream-force-output stream)))) (defmethod ccl::stream-finish-output ((stream cocoa-listener-output-stream)) (stream-force-output stream)) (defmethod ccl:stream-force-output ((stream cocoa-listener-output-stream)) (if (typep *current-process* 'appkit-process) (with-slots (hemlock-view data lock) stream (with-lock-grabbed (lock) (when (> (fill-pointer data) 0) (append-output hemlock-view data) (setf (fill-pointer data) 0)))) (with-slots (data) stream (when (> (fill-pointer data) 0) (queue-for-gui #'(lambda () (stream-force-output stream))))))) (defmethod ccl:stream-clear-output ((stream cocoa-listener-output-stream)) (with-slots (data lock) stream (with-lock-grabbed (lock) (setf (fill-pointer data) 0)))) (defmethod ccl:stream-line-length ((stream cocoa-listener-output-stream)) (with-slots (hemlock-view) stream (values (hemlock-view-size hemlock-view)))) (defloadvar *cocoa-listener-count* 0) (defclass cocoa-listener-process (process) ((input-stream :initarg :listener-input-stream :reader cocoa-listener-process-input-stream) (output-stream :initarg :listener-output-stream :reader cocoa-listener-process-output-stream) (backtrace-contexts :initform nil :accessor cocoa-listener-process-backtrace-contexts) (window :initarg :listener-window :initform nil :reader cocoa-listener-process-window))) (defloadvar *first-listener* t) (defun new-cocoa-listener-process (procname window &key (class 'cocoa-listener-process) (initial-function 'ccl::listener-function) initargs) (declare (special *standalone-cocoa-ide*)) (let* ((input-stream (make-instance 'cocoa-listener-input-stream)) (output-stream (make-instance 'cocoa-listener-output-stream :hemlock-view (hemlock-view window)))) (ccl::make-mcl-listener-process procname input-stream output-stream ;; cleanup function #'(lambda () (mapcar #'(lambda (buf) (when (eq (buffer-process buf) *current-process*) (let ((doc (hi::buffer-document buf))) (when doc (setf (hemlock-document-process doc) nil) ;; so #/close doesn't kill it. (cocoa-close doc nil))))) hi:*buffer-list*)) :initial-function #'(lambda () (setq ccl::*listener-autorelease-pool* (create-autorelease-pool)) (when (and *standalone-cocoa-ide* (prog1 *first-listener* (setq *first-listener* nil))) (ccl::startup-ccl (ccl::application-init-file ccl::*application*)) (ui-object-note-package *nsapp* *package*)) (funcall initial-function)) :echoing nil :class class :initargs `(:listener-input-stream ,input-stream :listener-output-stream ,output-stream :listener-window ,window ,@initargs)))) (defclass hemlock-listener-frame (hemlock-frame) () (:metaclass ns:+ns-object)) (declaim (special hemlock-listener-frame)) (objc:defmethod (#/setDocumentEdited: :void) ((w hemlock-listener-frame) (edited #>BOOL)) (declare (ignorable edited))) (objc:defmethod (#/windowShouldClose: #>BOOL) ((w hemlock-listener-frame) sender) (declare (ignorable sender)) (let* ((doc (#/document (#/windowController w)))) (if (or (%null-ptr-p doc) (null (hemlock-document-process doc)) (perform-close-kills-process-p doc)) t (progn (#/orderOut: w sender) ;(#/close w) nil)))) (defclass hemlock-listener-window-controller (hemlock-editor-window-controller) () (:metaclass ns:+ns-object) ) (declaim (special hemlock-listener-window-controller)) ;;; Listener documents are never (or always) edited. Don't cause their ;;; close boxes to be highlighted. (objc:defmethod (#/setDocumentEdited: :void) ((self hemlock-listener-window-controller) (edited :)) (declare (ignorable edited))) (objc:defmethod #/windowTitleForDocumentDisplayName: ((self hemlock-listener-window-controller) name) (let* ((doc (#/document self))) (if (or (%null-ptr-p doc) (not (%null-ptr-p (#/fileURL doc)))) (call-next-method name) (let* ((buffer (hemlock-buffer doc)) (bufname (if buffer (hi::buffer-name buffer)))) (if bufname (let* ((bufname (%make-nsstring bufname)) (seq (slot-value self 'sequence))) (if (zerop seq) bufname (#/stringWithFormat: ns:ns-string #@"%@ <%d>" bufname seq))) (call-next-method name)))))) ;;; The HemlockListenerDocument class. (defclass hemlock-listener-document (hemlock-editor-document) ((process :reader %hemlock-document-process :writer (setf hemlock-document-process) :initform nil)) (:metaclass ns:+ns-object)) (declaim (special hemlock-listener-document)) (defgeneric hemlock-document-process (doc) (:method ((unknown t)) nil) (:method ((doc hemlock-listener-document)) (%hemlock-document-process doc))) ;; Nowadays this is nil except for listeners. (defun buffer-process (buffer) (hemlock-document-process (hi::buffer-document buffer))) (defmethod update-buffer-package ((doc hemlock-listener-document) buffer) (declare (ignore buffer))) (defmethod document-encoding-name ((doc hemlock-listener-document)) "UTF-8") (defmethod user-input-style ((doc hemlock-listener-document)) hi::*listener-input-style*) (defmethod textview-background-color ((doc hemlock-listener-document)) *listener-background-color*) ;; For use with the :process-info listener modeline field (defmethod hemlock-ext:buffer-process-description (buffer) (let ((proc (buffer-process buffer))) (when proc (format nil "~a(~d) [~a]" (ccl:process-name proc) (ccl::process-serial-number proc) ;; TODO: this doesn't really work as a modeline item, because the modeline ;; doesn't get notified when it changes. (ccl:process-whostate proc))))) (objc:defmethod #/topListener ((self +hemlock-listener-document)) (let* ((w (car (active-listener-windows)))) (if w (#/document (#/windowController w)) +null-ptr+))) (defun top-listener-document () (let* ((doc (#/topListener hemlock-listener-document))) (unless (%null-ptr-p doc) doc))) (defun top-listener-process () (let* ((doc (#/topListener hemlock-listener-document))) (unless (%null-ptr-p doc) (hemlock-document-process doc)))) (defun symbol-value-in-top-listener-process (symbol) (let* ((process (top-listener-process))) (if process (ignore-errors (symbol-value-in-process symbol process)) (values nil t)))) (defun hemlock-ext:top-listener-output-stream () (let* ((process (top-listener-process))) (when process (setq process (require-type process 'cocoa-listener-process)) (cocoa-listener-process-output-stream process)))) (defun hemlock-ext:top-listener-input-stream () (let* ((process (top-listener-process))) (when process (setq process (require-type process 'cocoa-listener-process)) (cocoa-listener-process-input-stream process)))) (objc:defmethod (#/isDocumentEdited :) ((self hemlock-listener-document)) nil) (defun listener-window-count () (let ((count 0) (all-windows (#/windows *NSApp*))) (dotimes (i (#/count all-windows) count) (let* ((w (#/objectAtIndex: all-windows i)) (wc (#/windowController w))) (when (typep wc 'hemlock-listener-window-controller) (incf count)))))) (objc:defmethod #/init ((self hemlock-listener-document)) (let* ((doc (call-next-method))) (unless (%null-ptr-p doc) (let* ((listener-name (if (eql 1 (incf *cocoa-listener-count*)) "Listener" (format nil "Listener-~d" *cocoa-listener-count*))) (buffer (hemlock-buffer doc))) (setf (hi::buffer-pathname buffer) nil (hi::buffer-minor-mode buffer "Listener") t (hi::buffer-name buffer) listener-name) (hi::set-buffer-modeline-fields buffer hemlock::*listener-modeline-fields*))) doc)) (def-cocoa-default *initial-listener-x-pos* :float 100.0f0 "X position of upper-left corner of initial listener") (def-cocoa-default *initial-listener-y-pos* :float 100.0f0 "Y position of upper-left corner of initial listener") (defloadvar *next-listener-x-pos* nil) ; set after defaults initialized (defloadvar *next-listener-y-pos* nil) ; likewise (objc:defmethod (#/dealloc :void) ((self hemlock-listener-document)) (when (zerop (listener-window-count)) (setq *next-listener-x-pos* nil *next-listener-y-pos* nil *cocoa-listener-count* 0)) (let* ((p (hemlock-document-process self))) (when p (setf (hemlock-document-process self) nil) (process-kill p))) (call-next-method)) (objc:defmethod (#/makeWindowControllers :void) ((self hemlock-listener-document)) (let* ((textstorage (slot-value self 'textstorage)) (window (%hemlock-frame-for-textstorage hemlock-listener-frame textstorage *listener-columns* *listener-rows* t (textview-background-color self) (user-input-style self))) (listener-styles (#/arrayWithObjects: ns:ns-mutable-array (rme-create-text-attributes :font *listener-input-font*) (rme-create-text-attributes :font *listener-output-font*) +null-ptr+)) (controller (make-instance 'hemlock-listener-window-controller :with-window window)) (listener-name (hi::buffer-name (hemlock-buffer self))) (path (#/windowTitleForDocumentDisplayName: controller (#/displayName self )))) (when (slot-exists-p textstorage 'styles) (with-slots (styles) textstorage ;; We probably should be more disciplined about ;; Cocoa memory management. Having retain/release in ;; random places all over the code is going to get ;; unwieldy. (#/release styles) (setf styles (#/retain listener-styles)))) ;; Disabling background layout on listeners is an attempt to work ;; around a bug. The bug's probably gone ... #-cocotron ;no concept of background layout (let* ((layout-managers (#/layoutManagers textstorage))) (dotimes (i (#/count layout-managers)) (let* ((layout (#/objectAtIndex: layout-managers i))) (#/setBackgroundLayoutEnabled: layout nil)))) (#/setDelegate: window controller) (#/setDelegate: (text-pane-text-view (slot-value window 'pane)) self) (setf (slot-value controller 'sequence) (slot-value self 'dupcount)) (#/setShouldCascadeWindows: controller nil) (#/addWindowController: self controller) (#/release controller) (unless (hemlock-document-process self) (setf (hemlock-document-process self) (new-cocoa-listener-process listener-name window))) (when path (unless (#/setFrameAutosaveName: window path) (setq path nil))) (unless (and path (when (#/setFrameUsingName: window path) (let* ((frame (#/frame window))) (ns:with-ns-point (current-point (ns:ns-rect-x frame) (+ (ns:ns-rect-y frame) (ns:ns-rect-height frame))) (let* ((next-point (#/cascadeTopLeftFromPoint: window current-point))) (setq *next-listener-x-pos* (ns:ns-point-x next-point) *next-listener-y-pos* (ns:ns-point-y next-point))))) t)) (ns:with-ns-point (current-point (or *next-listener-x-pos* (x-pos-for-window window *initial-listener-x-pos*)) (or *next-listener-y-pos* (y-pos-for-window window *initial-listener-y-pos*))) (let* ((new-point (#/cascadeTopLeftFromPoint: window current-point))) (setf *next-listener-x-pos* (ns:ns-point-x new-point) *next-listener-y-pos* (ns:ns-point-y new-point))))) (#/synchronizeWindowTitleWithDocumentName controller) controller)) (objc:defmethod (#/textView:shouldChangeTextInRange:replacementString: :) ((self hemlock-listener-document) tv (range :ange) string) (declare (ignore tv string)) (let* ((range-start (ns:ns-range-location range)) (range-end (+ range-start (ns:ns-range-length range))) (buffer (hemlock-buffer self)) (protected-region (hi::buffer-protected-region buffer))) (if protected-region (let* ((prot-start (hi:mark-absolute-position (hi::region-start protected-region))) (prot-end (hi:mark-absolute-position (hi::region-end protected-region)))) (not (or (and (>= range-start prot-start) (< range-start prot-end)) (and (>= range-end prot-start) (< range-end prot-end))))) t))) ;;; Action methods (objc:defmethod (#/interrupt: :void) ((self hemlock-listener-document) sender) (declare (ignore sender)) (let* ((process (hemlock-document-process self))) (when process (ccl::force-break-in-listener process)))) (objc:defmethod (#/exitBreak: :void) ((self hemlock-listener-document) sender) (declare (ignore sender)) (let* ((process (hemlock-document-process self))) #+debug (log-debug "~&exitBreak process ~s" process) (when process (process-interrupt process #'abort-break)))) (defmethod listener-backtrace-context ((proc cocoa-listener-process)) (car (cocoa-listener-process-backtrace-contexts proc))) (objc:defmethod (#/backtrace: :void) ((self hemlock-listener-document) sender) (let* ((process (hemlock-document-process self))) (when process (let* ((context (listener-backtrace-context process))) (when context (#/makeKeyAndOrderFront: (#/windowForSheet self) nil) (#/showWindow: (backtrace-controller-for-context context) sender)))))) (defun restarts-controller-for-context (context) (or (backtrace-context-restarts-window context) (setf (backtrace-context-restarts-window context) (restarts-dialog context)))) (defmethod restarts-dialog ((context vector)) (let* ((tcr (ccl::bt.tcr context)) (tsp-range (ccl::make-tsp-stack-range tcr context)) (vsp-range (ccl::make-vsp-stack-range tcr context)) (csp-range (ccl::make-csp-stack-range tcr context)) (process (ccl::tcr->process tcr))) (make-instance 'sequence-window-controller :sequence (cdr (ccl::bt.restarts context)) :before-close-function #'(lambda (wc) (declare (ignore wc)) (setf (car (ccl::bt.restarts context)) nil)) :result-callback #'(lambda (r) (execute-in-gui #'(lambda () (#/close (car (ccl::bt.restarts context))))) (process-interrupt process #'invoke-restart-interactively r)) :display #'(lambda (item stream) (let* ((ccl::*aux-vsp-ranges* vsp-range) (ccl::*aux-tsp-ranges* tsp-range) (ccl::*aux-csp-ranges* csp-range)) (princ item stream))) :title (format nil "Restarts for ~a(~d), break level ~d" (process-name process) (process-serial-number process) (ccl::backtrace-context-break-level context))))) (objc:defmethod (#/restarts: :void) ((self hemlock-listener-document) sender) (let* ((process (hemlock-document-process self))) (when process (let* ((context (listener-backtrace-context process))) (when context (#/showWindow: (restarts-controller-for-context context) sender)))))) (objc:defmethod (#/continue: :void) ((self hemlock-listener-document) sender) (declare (ignore sender)) (let* ((process (hemlock-document-process self))) (when process (let* ((context (listener-backtrace-context process))) (when context (process-interrupt process #'invoke-restart-interactively 'continue)))))) ;;; Menu item action validation. It'd be nice if we could distribute this a ;;; bit better, so that this method didn't have to change whenever a new ;;; action was implemented in this class. For now, we have to do so. (defmethod document-validate-menu-item ((doc hemlock-listener-document) item) ;; Return two values: the first is true if the second is definitive. ;; So far, all actions demand that there be an underlying process, so ;; check for that first. (let* ((process (hemlock-document-process doc))) (if process (let* ((action (#/action item))) (cond ((or (eql action (@selector #/revertDocumentToSaved:)) (eql action (@selector #/saveDocument:)) (eql action (@selector #/saveDocumentAs:))) (values t nil)) ((eql action (@selector #/interrupt:)) (values t t)) ((eql action (@selector #/continue:)) (let* ((context (listener-backtrace-context process))) (values t (and context (ccl::backtrace-context-continuable-p context))))) ((or (eql action (@selector #/backtrace:)) (eql action (@selector #/exitBreak:)) (eql action (@selector #/restarts:))) (values t (not (null (listener-backtrace-context process))))))) (values nil nil)))) (objc:defmethod (#/validateMenuItem: :) ((self hemlock-listener-document) item) (multiple-value-bind (have-opinion opinion) (document-validate-menu-item self item) (if have-opinion opinion (call-next-method item)))) (defmethod perform-close-kills-process-p ((self hemlock-listener-document)) t) (defun shortest-package-name (package) (let* ((name (package-name package)) (len (length name))) (dolist (nick (package-nicknames package) name) (let* ((nicklen (length nick))) (if (< nicklen len) (setq name nick len nicklen)))))) (defmethod ui-object-note-package ((app ns:ns-application) package) (let ((proc *current-process*) (name (shortest-package-name package))) (execute-in-gui #'(lambda () (dolist (buf hi::*buffer-list*) (when (eq proc (buffer-process buf)) (setf (hi::variable-value 'hemlock::current-package :buffer buf) name))))))) (defmethod eval-in-listener-process ((process cocoa-listener-process) string &key path package offset) (enqueue-toplevel-form (cocoa-listener-process-input-stream process) string :package-name package :pathname path :offset offset)) ;;; This is basically used to provide INPUT to the listener process, by ;;; writing to an fd which is connected to that process's standard ;;; input. (defun hemlock-ext:send-string-to-listener (listener-buffer string) (let* ((process (buffer-process listener-buffer))) (unless process (error "No listener process found for ~s" listener-buffer)) (enqueue-listener-input (cocoa-listener-process-input-stream process) string))) (defmethod ui-object-choose-listener-for-selection ((app ns:ns-application) selection) (declare (ignore selection)) (#/performSelectorOnMainThread:withObject:waitUntilDone: (#/delegate *NSApp*) (@selector #/ensureListener:) +null-ptr+ #$YES) (top-listener-process)) (defmethod ui-object-eval-selection ((app ns:ns-application) selection) (let* ((target-listener (ui-object-choose-listener-for-selection app selection))) (when target-listener (destructuring-bind (package path string &optional offset) selection (eval-in-listener-process target-listener string :package package :path path :offset offset))))) (defmethod ui-object-load-buffer ((app ns:ns-application) selection) (let* ((target-listener (ui-object-choose-listener-for-selection app nil))) (when target-listener (destructuring-bind (package path) selection (let ((string (format nil "(load ~S)" path))) (eval-in-listener-process target-listener string :package package)))))) (defmethod ui-object-compile-buffer ((app ns:ns-application) selection) (let* ((target-listener (ui-object-choose-listener-for-selection app nil))) (when target-listener (destructuring-bind (package path) selection (let ((string (format nil "(compile-file ~S)" path))) (eval-in-listener-process target-listener string :package package)))))) (defmethod ui-object-compile-and-load-buffer ((app ns:ns-application) selection) (let* ((target-listener (ui-object-choose-listener-for-selection app nil))) (when target-listener (destructuring-bind (package path) selection (let ((string (format nil "(progn (compile-file ~S)(load ~S))" path (make-pathname :directory (pathname-directory path) :name (pathname-name path) :type (pathname-type path))))) (eval-in-listener-process target-listener string :package package)))))) ;;; Support for background processes that acquire listener window/document/ ;;; buffer infrastructure iff they try to do I/O to *TERMINAL-IO*. (defclass hemlock-background-listener-document (hemlock-listener-document) () (:metaclass ns:+ns-object)) (defmethod perform-close-kills-process-p ((self hemlock-background-listener-document)) nil) (defstruct deferred-cocoa-listener-stream-info real-input-stream real-output-stream process window) (defclass deferred-cocoa-listener-stream (fundamental-character-stream) ((info :initarg :info :accessor deferred-cocoa-listener-stream-info))) (defmethod ensure-deferred-stream-info-for-io ((s deferred-cocoa-listener-stream)) (let* ((info (slot-value s 'info))) (when info (unless (deferred-cocoa-listener-stream-info-window info) (with-autorelease-pool (let* ((doc (execute-in-gui (lambda () (make-instance 'hemlock-background-listener-document)))) (buffer (hemlock-buffer doc)) (process (deferred-cocoa-listener-stream-info-process info))) (setf (hi::buffer-name buffer) (format nil "~a(~d)" (process-name process) (process-serial-number process)) (hemlock-document-process doc) process) (execute-in-gui (lambda () (#/makeWindowControllers doc))) (let* ((wc (#/lastObject (#/windowControllers doc))) (window (#/window wc))) (setf (deferred-cocoa-listener-stream-info-real-input-stream info) (make-instance 'cocoa-listener-input-stream) (deferred-cocoa-listener-stream-info-real-output-stream info) (make-instance 'cocoa-listener-output-stream :hemlock-view (hemlock-view window)) (deferred-cocoa-listener-stream-info-window info) window (slot-value process 'window) window) (ui-object-note-package *nsapp* *package*)))))) info)) (defclass deferred-cocoa-listener-output-stream (fundamental-character-output-stream deferred-cocoa-listener-stream) ()) (defmethod stream-element-type ((s deferred-cocoa-listener-output-stream)) 'character) (defmethod underlying-output-stream ((s deferred-cocoa-listener-output-stream)) (let* ((info (ensure-deferred-stream-info-for-io s))) (if info (progn (let* ((window (deferred-cocoa-listener-stream-info-window info))) (unless (#/isVisible window) (execute-in-gui (lambda () (#/makeKeyAndOrderFront: window (%null-ptr))))) (deferred-cocoa-listener-stream-info-real-output-stream info))) (ccl::stream-is-closed s)))) (defmethod ccl:stream-write-char ((s deferred-cocoa-listener-output-stream) char) (with-autorelease-pool (stream-write-char (underlying-output-stream s) char))) (defmethod ccl:stream-line-column ((s deferred-cocoa-listener-output-stream)) (stream-line-column (underlying-output-stream s))) (defmethod ccl:stream-fresh-line ((s deferred-cocoa-listener-output-stream)) (stream-fresh-line (underlying-output-stream s))) (defmethod ccl::stream-finish-output ((s deferred-cocoa-listener-output-stream)) (stream-force-output s)) (defmethod ccl:stream-force-output ((s deferred-cocoa-listener-output-stream)) (let* ((info (slot-value s 'info))) (if info (let* ((out (deferred-cocoa-listener-stream-info-real-output-stream info))) (if out (stream-force-output out))) (ccl::stream-is-closed s)))) (defmethod ccl:stream-clear-output ((s deferred-cocoa-listener-output-stream)) (stream-clear-output (underlying-output-stream s))) (defmethod ccl:stream-line-length ((s deferred-cocoa-listener-output-stream)) (stream-line-length (underlying-output-stream s))) (defmethod close ((s deferred-cocoa-listener-output-stream) &key abort) (let* ((info (slot-value s 'info))) (when info (let* ((out (deferred-cocoa-listener-stream-info-real-output-stream info))) (when out (stream-force-output out) (close out :abort abort))) (setf (slot-value s 'info) nil) t))) (defclass deferred-cocoa-listener-input-stream (fundamental-character-input-stream deferred-cocoa-listener-stream) ((reading-line :initform nil :accessor hi:input-stream-reading-line))) (defmethod underlying-input-stream ((s deferred-cocoa-listener-input-stream)) (let* ((info (ensure-deferred-stream-info-for-io s))) (if info (progn (let* ((window (deferred-cocoa-listener-stream-info-window info))) (unless (#/isVisible window) (execute-in-gui (lambda () (#/makeKeyAndOrderFront: window (%null-ptr))))) (deferred-cocoa-listener-stream-info-real-input-stream info))) (ccl::stream-is-closed s)))) (defmethod interactive-stream-p ((s deferred-cocoa-listener-input-stream)) t) (defmethod ccl::read-toplevel-form ((s deferred-cocoa-listener-input-stream) &key eof-value) (ccl::read-toplevel-form (underlying-input-stream s) :eof-value eof-value)) (defmethod enqueue-toplevel-form ((s deferred-cocoa-listener-input-stream) string &rest args &key &allow-other-keys) (apply #'enqueue-toplevel-form (underlying-input-stream s) string args)) (defmethod enqueue-listener-input ((s deferred-cocoa-listener-input-stream) string) (enqueue-listener-input (underlying-input-stream s) string)) (defmethod stream-read-char-no-hang ((s deferred-cocoa-listener-input-stream)) (stream-read-char-no-hang (underlying-input-stream s))) (defmethod stream-read-char ((s deferred-cocoa-listener-input-stream)) (stream-read-char (underlying-input-stream s))) (defmethod stream-unread-char ((s deferred-cocoa-listener-input-stream) char) (stream-unread-char (underlying-input-stream s) char)) (defmethod stream-clear-input ((s deferred-cocoa-listener-input-stream)) (stream-clear-input (underlying-input-stream s))) (defmethod stream-read-line ((s deferred-cocoa-listener-input-stream)) (let* ((old-reading-line (hi:input-stream-reading-line s))) (unwind-protect (progn (setf (hi::input-stream-reading-line s) t) (stream-read-line (underlying-input-stream s))) (setf (hi:input-stream-reading-line s) old-reading-line)))) (defclass background-cocoa-listener-process (cocoa-listener-process) ()) (defun background-process-run-function (keywords function) (unless (listp keywords) (setf keywords (list :name keywords))) (destructuring-bind (&key (name "Anonymous") (priority 0) (stack-size ccl::*default-control-stack-size*) (vstack-size ccl::*default-value-stack-size*) (tstack-size ccl::*default-temp-stack-size*) (initial-bindings ()) (persistent nil) (use-standard-initial-bindings t) (termination-semaphore nil) (allocation-quantum (default-allocation-quantum))) keywords (setq priority (require-type priority 'fixnum)) (let* ((process (make-process name :class 'background-cocoa-listener-process :priority priority :stack-size stack-size :vstack-size vstack-size :tstack-size tstack-size :persistent persistent :use-standard-initial-bindings use-standard-initial-bindings :initial-bindings initial-bindings :termination-semaphore termination-semaphore :allocation-quantum allocation-quantum)) (info (make-deferred-cocoa-listener-stream-info :process process)) (input-stream (make-instance 'deferred-cocoa-listener-input-stream :info info)) (output-stream (make-instance 'deferred-cocoa-listener-output-stream :info info))) (setf (slot-value process 'input-stream) input-stream (slot-value process 'output-stream) output-stream) (process-preset process (lambda () (let* ((*terminal-io* (make-two-way-stream input-stream output-stream))) (ccl::add-auto-flush-stream output-stream) (unwind-protect (funcall function) (remove-auto-flush-stream output-stream) (let* ((w (slot-value process 'window))) (when w (let* ((doc (#/document w))) (unless (%null-ptr-p doc) (when (eq *current-process* (hemlock-document-process doc)) (setf (hemlock-document-process doc) nil)))) (cond ((#/isVisible w) (format output-stream "~%~%{process ~s exiting}~%" *current-process*)) (t (cocoa-close w t))) (close input-stream) (close output-stream))))))) (process-enable process))))