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;;; geiser-popup.el --- Popup windows -*- lexical-binding: t; -*-
;; Copyright (C) 2009, 2010, 2012, 2013 Jose Antonio Ortega Ruiz
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the Modified BSD License. You should
;; have received a copy of the license along with this program. If
;; not, see <http://www.xfree86.org/3.3.6/COPYRIGHT2.html#5>.
;; Start date: Sat Feb 07, 2009 14:05
;;; Code:
(require 'view)
;;; Support for defining popup buffers and accessors:
(defvar geiser-popup--registry nil)
(defvar geiser-popup--overriding-map
(let ((map (make-sparse-keymap)))
(define-key map "q" 'View-quit)
map))
(defun geiser-popup--setup-view-mode ()
(view-mode t)
(set (make-local-variable 'view-no-disable-on-exit) t)
(set (make-local-variable 'minor-mode-overriding-map-alist)
(list (cons 'view-mode geiser-popup--overriding-map)))
(setq view-exit-action
(lambda (buffer)
(with-current-buffer buffer
(bury-buffer)))))
(defmacro geiser-popup--define (base name mode)
(let ((get-buff (intern (format "geiser-%s--buffer" base)))
(pop-buff (intern (format "geiser-%s--pop-to-buffer" base)))
(with-macro (intern (format "geiser-%s--with-buffer" base)))
(method (make-symbol "method"))
(buffer (make-symbol "buffer")))
`(progn
(add-to-list 'geiser-popup--registry ,name)
(defun ,get-buff ()
(or (get-buffer ,name)
(with-current-buffer (get-buffer-create ,name)
(funcall ',mode)
(geiser-popup--setup-view-mode)
(current-buffer))))
(defun ,pop-buff (&optional ,method)
(let ((,buffer (funcall ',get-buff)))
(unless (eq ,buffer (current-buffer))
(cond ((eq ,method 'buffer) (view-buffer ,buffer))
((eq ,method 'frame) (view-buffer-other-frame ,buffer))
(t (view-buffer-other-window ,buffer))))))
(defmacro ,with-macro (&rest body)
(declare (debug (&rest form)))
(list 'with-current-buffer (list ',get-buff)
(cons 'let (cons '((inhibit-read-only t)) body))))
(put ',with-macro 'lisp-indent-function 'defun))))
(put 'geiser-popup--define 'lisp-indent-function 1)
;;; Reload support:
(defun geiser-popup-unload-function ()
(dolist (name geiser-popup--registry)
(when (buffer-live-p (get-buffer name))
(kill-buffer name))))
(provide 'geiser-popup)
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