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;;; rdebug-varbuf.el --- This file contains code dealing with the Ruby
;;; debugger's "variables" secondary buffer.
;; Copyright (C) 2008 Rocky Bernstein (rocky@gnu.org)
;; Copyright (C) 2008 Anders Lindgren
;; $Id: rdebug-varbuf.el 711 2008-02-20 07:09:17Z andersl $
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Commentary:
;; See the manual and the file `rdebug.el' for more information.
;;; Code:
(defvar rdebug-variables-mode-map
(let ((map (make-sparse-keymap)))
(suppress-keymap map)
(define-key map "\r" 'rdebug-variables-edit)
;; (define-key map "e" 'rdebug-edit-variables-value)
(define-key map [mouse-2] 'rdebug-variables-edit-mouse)
(define-key map "e" 'rdebug-variables-print)
(define-key map "x" 'rdebug-variables-pretty-print)
(rdebug-populate-secondary-buffer-map map)
;; --------------------
;; The "Variables window" submenu.
(let ((submenu (make-sparse-keymap)))
(define-key-after map [menu-bar debugger variables]
(cons "Variables window" submenu)
'placeholder))
(define-key map [menu-bar debugger variables edit]
'(menu-item "Edit" rdebug-variables-edit
:enable (eq major-mode 'rdebug-variables-mode)))
map)
"Keymap used in the variables buffer in the `rdebug' Ruby debugger.")
(defvar rdebug-variables-font-lock-keywords
'(("@[a-zA-Z0-9_]+" 0 font-lock-variable-name-face)
("\\<\\(nil\\|true\\|false\\)\\>" 0 font-lock-constant-face)
("#<\\([a-zA-Z0-9_]+\\):\\([0-9a-fx]*\\)"
(1 font-lock-type-face)
(2 font-lock-constant-face)))
"Font-lock rules for the variables and watch windows in `rdebug'.")
(defun rdebug-display-variables-buffer ()
"Display the rdebug variables buffer."
(interactive)
(rdebug-display-secondary-buffer "variables"))
(defun rdebug-variables-mode ()
"Major mode for the variables buffer in the `rdebug' Ruby debugger.
\\{rdebug-variables-mode-map}"
(interactive)
(kill-all-local-variables)
(setq major-mode 'rdebug-variables-mode)
(setq mode-name "RDEBUG Variables")
(setq buffer-read-only t)
(setq truncate-lines t)
(set (make-local-variable 'rdebug-secondary-buffer) t)
(setq mode-line-process 'rdebug-mode-line-process)
(set (make-local-variable 'font-lock-defaults)
'(rdebug-variables-font-lock-keywords))
(use-local-map rdebug-variables-mode-map)
(run-mode-hooks 'rdebug-variables-mode-hook))
(defun rdebug-setup-variables-buffer (buf comint-buffer)
(rdebug-debug-enter "rdebug-setup-variables-buffer"
(with-current-buffer buf
(rdebug-variables-mode)
(set (make-local-variable 'gud-comint-buffer) comint-buffer))))
(defun rdebug-variables-edit-mouse (&optional event)
"Assign a value to a variable displayed in the variables buffer.
This function is intended to be bound to a mouse key"
(interactive (list last-input-event))
(save-excursion
(if event (posn-set-point (event-end event)))
(call-interactively 'rdebug-variables-edit)))
(defun rdebug-variables-edit (var value)
"Assign a value to a variable displayed in the variables buffer."
(interactive
(let ((var nil)
(value nil))
(save-excursion
(beginning-of-line)
(when (looking-at "^\\(@?[a-zA-Z_0-9]+\\) *= *\\(.*\\)$")
(setq var (match-string 1))
(setq value (match-string 2))
(setq value (read-from-minibuffer
(format "New value (%s): " var) value)))
(list var value))))
(gud-call (format "p %s=%s" var value)))
(defun rdebug-variables-pretty-print (var)
"Pretty print a variable in the variables buffer."
(interactive
(let ((var nil))
(save-excursion
(beginning-of-line)
(when (looking-at "^\\(@?[a-zA-Z_0-9]+\\) *= *\\(.*\\)$")
(setq var (match-string 1)))
(list var))))
(rdebug-print-cmd var "pp"))
(defun rdebug-variables-pretty-print-mouse (&optional event)
"Assign a value to a variable displayed in the variables buffer.
This function is intended to be bound to a mouse key"
(interactive (list last-input-event))
(save-excursion
(if event (posn-set-point (event-end event)))
(call-interactively 'rdebug-variables-pretty-print)))
(defun rdebug-variables-print (var)
"Print a variable in the variables buffer."
(interactive
(let ((var nil))
(save-excursion
(beginning-of-line)
(when (looking-at "^\\(@?[a-zA-Z_0-9]+\\) *= *\\(.*\\)$")
(setq var (match-string 1)))
(list var))))
(rdebug-print-cmd var "p"))
(provide 'rdebug-varbuf)
;;; Local variables:
;;; eval:(put 'rdebug-debug-enter 'lisp-indent-hook 1)
;;; End:
;;; rdebug-varbuf.el ends here
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