113 lines
3.6 KiB
EmacsLisp
113 lines
3.6 KiB
EmacsLisp
;;; cider-classpath.el --- Basic Java classpath browser
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;; Copyright © 2014-2016 Bozhidar Batsov and CIDER contributors
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;; This program is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;; This file is not part of GNU Emacs.
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;;; Commentary:
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;; Basic Java classpath browser for CIDER.
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;;; Code:
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(require 'cider-client)
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(require 'cider-popup)
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(require 'cider-compat)
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(defvar cider-classpath-buffer "*cider-classpath*")
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(push cider-classpath-buffer cider-ancillary-buffers)
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(defvar cider-classpath-mode-map
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(let ((map (make-sparse-keymap)))
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(set-keymap-parent map cider-popup-buffer-mode-map)
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(define-key map (kbd "RET") #'cider-classpath-operate-on-point)
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(define-key map "n" #'next-line)
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(define-key map "p" #'previous-line)
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map))
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(defvar cider-classpath-mouse-map
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(let ((map (make-sparse-keymap)))
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(define-key map [mouse-1] #'cider-classpath-handle-mouse)
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map))
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(define-derived-mode cider-classpath-mode special-mode "classpath"
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"Major mode for browsing the entries in Java's classpath.
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\\{cider-classpath-mode-map}"
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(setq buffer-read-only t)
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(setq-local electric-indent-chars nil)
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(setq-local truncate-lines t))
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(defun cider-classpath-list (buffer items)
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"Populate BUFFER with ITEMS."
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(with-current-buffer buffer
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(cider-classpath-mode)
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(let ((inhibit-read-only t))
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(erase-buffer)
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(dolist (item items)
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(insert item "\n"))
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(goto-char (point-min)))))
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(defun cider-classpath-properties (text)
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"Decorate TEXT with a clickable keymap and function face."
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(let ((face (cond
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((not (file-exists-p text)) 'font-lock-warning-face)
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((file-directory-p text) 'dired-directory)
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(t 'default))))
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(propertize text
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'font-lock-face face
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'mouse-face 'highlight
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'keymap cider-classpath-mouse-map)))
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(defun cider-classpath-operate-on-point ()
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"Expand browser according to thing at current point."
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(interactive)
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(let* ((bol (line-beginning-position))
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(eol (line-end-position))
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(line (buffer-substring-no-properties bol eol)))
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(find-file-other-window line)))
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(defun cider-classpath-handle-mouse (event)
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"Handle mouse click EVENT."
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(interactive "e")
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(cider-classpath-operate-on-point))
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;;;###autoload
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(defun cider-classpath ()
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"List all classpath entries."
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(interactive)
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(cider-ensure-connected)
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(cider-ensure-op-supported "classpath")
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(with-current-buffer (cider-popup-buffer cider-classpath-buffer t)
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(cider-classpath-list (current-buffer)
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(mapcar (lambda (name)
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(cider-classpath-properties name))
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(cider-sync-request:classpath)))))
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;;;###autoload
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(defun cider-open-classpath-entry ()
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"Open a classpath entry."
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(interactive)
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(cider-ensure-connected)
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(cider-ensure-op-supported "classpath")
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(when-let ((entry (completing-read "Classpath entries: " (cider-sync-request:classpath))))
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(find-file-other-window entry)))
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(provide 'cider-classpath)
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;;; cider-classpath.el ends here
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