Update of /project/mcclim/cvsroot/mcclim/Doc/Guided-Tour In directory clnet:/tmp/cvs-serv11339

Added Files: file-browser.lisp-type-abbrev Log Message: Alternative version of file-browser, more elegant, but relies on features not working yet in McCLIM.

--- /project/mcclim/cvsroot/mcclim/Doc/Guided-Tour/file-browser.lisp-type-abbrev 2007/01/09 03:28:19 NONE +++ /project/mcclim/cvsroot/mcclim/Doc/Guided-Tour/file-browser.lisp-type-abbrev 2007/01/09 03:28:19 1.1 (eval-when (:compile-toplevel) (asdf:oos 'asdf:load-op :clim) (asdf:oos 'asdf:load-op :clim-clx))

(eval-when (:compile-toplevel :load-toplevel :execute) (asdf:oos 'asdf:load-op :cl-fad))

(in-package :clim-user)

; LTAG-start:file-browser-all (define-application-frame file-browser () ((active-files :initform nil :accessor active-files)) (:panes (file-browser :application :display-function '(dirlist-display-files) ;; Call the display-function whenever the command ;; loop makes a ``full-cycle'' :display-time :command-loop) (interactor :interactor)) (:layouts (default (vertically () file-browser interactor))))

(define-presentation-type-abbreviation dir-pathname () '((and pathname (satisfies cl-fad:directory-pathname-p)) :description "Directory"))

(defmethod dirlist-display-files ((frame file-browser) pane) ;; Clear old displayed entries (clear-output-record (stream-output-history pane))

(dolist (file (active-files frame)) ;; Instead of write-string, we use present so that the link to ;; object file and the semantic information that file is ;; pathname is retained. (present file 'pathname ;; (if (cl-fad:directory-pathname-p file) 'dir-pathname 'pathname) :stream pane) (terpri pane)))

;;; shouldn't this bletch if it is given an argument that is a ;;; well-formed directory name, but for a directory that doesn't ;;; exist? cl-fad:directory-exists-p is relevant ;;; here... [2007/01/07:rpg] (define-file-browser-command (com-edit-directory :name "Edit Directory") ((dir 'dir-pathname)) ;; the following was a previous attempt to deal with the oddities of ;; CL pathnames. Unfortunately, it does not work properly with all ;; lisp implementations. Because of these oddities, we really need ;; a layer like cl-fad to keep things straight. [2007/01/05:rpg] ;;; (let ((dir (make-pathname :directory (pathname-directory dir) ;;; :name :wild :type :wild :version :wild ;;; :defaults dir))) (setf (active-files *application-frame*) (cl-fad:list-directory dir)))

(define-presentation-to-command-translator pathname-to-edit-command ((and pathname (satisfies cl-fad:directory-pathname-p)) ; source presentation-type com-edit-directory ; target-command file-browser ; command-table :gesture :select ; use this translator for pointer clicks :documentation "Edit this path") ; used in context menu (object) ; argument List (list object)) ; arguments for target-command

(define-file-browser-command (com-quit :name t) () (frame-exit *application-frame*) )

(defmethod adopt-frame :after (frame-manager (frame file-browser)) (declare (ignore frame-manager)) (execute-frame-command frame `(com-edit-directory ,(make-pathname :directory '(:absolute)))))

; LTAG-end