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@@ -61,6 +61,15 @@
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(defvar *buffer-layers-applied* nil
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"List of applied buffer-layers.")
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+(defvar *buffer-layer-definitions* nil
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+ "List of all buffer layer definitions.")
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+
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+(defvar *buffer-layer-buffers* nil
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+ "List of buffers in loaded buffer layers.")
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+
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+(defvar *buffer-layer-file* "~/.emacs.d/buffer-layer-definitions.el"
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+ "The file to store buffer layer definitions in.")
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+
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(defun buffer-layers-applied-p (layer)
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"Returns true if LAYER is applied."
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(member layer *buffer-layers-applied*))
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@@ -116,6 +125,39 @@
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(setq current-buffer-applier ',applier)
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(list ',applier ',remover))))
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+(cl-defmacro define-buffer-layer-new (name &key files run-on-apply run-on-remove buffer-to-select)
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+ `(progn
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+ (cl-pushnew '(,name
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+ (:files ,@files)
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+ (:on-apply ,@run-on-apply)
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+ (:on-remove ,@run-on-remove)
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+ ,@(when buffer-to-select
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+ (list :select-buffer buffer-to-select))
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+ ,@(when run-on-apply
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+ (list :on-apply-lambda (eval `(lambda () ,@run-on-apply))))
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+ ,@(when run-on-remove
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+ (list :on-remove-lambda (eval `(lambda () ,@run-on-remove)))))
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+ *buffer-layer-definitions* :key #'car)
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+ (cl-pushnew ',name *buffer-layers*)
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+ ',name))
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+
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+(defun buffer-layers-load-layer (name)
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+ (interactive (list (completing-read "Layer Name: " *buffer-layers* ;; (cl-remove-if #'(lambda (layer) (member layer *buffer-layers-applied*)) *buffer-layers*)
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+ nil t)))
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+ (let* ((record (rest (assoc name *buffer-layer-definitions*)))
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+ (files (rest (assoc :files record)))
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+ (on-apply (rest (assoc :on-apply-lambda record)))
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+ (buffer-select (rest (assoc :select-buffer record))))
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+ (let ((buffer-list nil))
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+ (dolist (file files)
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+ (cl-pushnew (find-file file) buffer-list))
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+ (add-to-list '*buffer-layer-buffers* `(,name ,@buffer-list)))
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+ (when (functionp on-apply)
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+ (funcall on-apply))
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+ (when buffer-select
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+ (switch-to-buffer buffer-select))
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+ (message "Applied Buffer Layer %s." name)))
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+
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(defun buffer-layers-load-buffer-layer (name-or-path load-it-p)
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"Load a buffer named NAME-OR-PATH, and if a file, apply if LOAD-IT-P is true."
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(interactive (list (completing-read "Buffer Layer Name or Path: " (cl-remove-if #'(lambda (layer)
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