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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-popup.el')
| -rw-r--r-- | configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-popup.el | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-popup.el b/configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-popup.el new file mode 100644 index 000000000000..274a0666b4dc --- /dev/null +++ b/configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-popup.el @@ -0,0 +1,137 @@ +;;; cider-popup.el --- Creating and quitting popup buffers -*- lexical-binding: t; -*- + +;; Copyright © 2015-2018 Bozhidar Batsov, Artur Malabarba and CIDER contributors + +;; Author: Artur Malabarba <bruce.connor.am@gmail.com> + +;; 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 3 of the License, 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 this program. If not, see <http://www.gnu.org/licenses/>. + +;;; Commentary: + +;; Common functionality for dealing with popup buffers. + +;;; Code: + +(require 'subr-x) +(require 'cider-compat) + +(define-minor-mode cider-popup-buffer-mode + "Mode for CIDER popup buffers" + nil + (" cider-tmp") + '(("q" . cider-popup-buffer-quit-function))) + +(defvar-local cider-popup-buffer-quit-function #'cider-popup-buffer-quit + "The function that is used to quit a temporary popup buffer.") + +(defun cider-popup-buffer-quit-function (&optional kill-buffer-p) + "Wrapper to invoke the function `cider-popup-buffer-quit-function'. +KILL-BUFFER-P is passed along." + (interactive) + (funcall cider-popup-buffer-quit-function kill-buffer-p)) + +(defun cider-popup-buffer (name &optional select mode ancillary) + "Create new popup buffer called NAME. +If SELECT is non-nil, select the newly created window. +If major MODE is non-nil, enable it for the popup buffer. +If ANCILLARY is non-nil, the buffer is added to `cider-ancillary-buffers' +and automatically removed when killed." + (thread-first (cider-make-popup-buffer name mode ancillary) + (cider-popup-buffer-display select))) + +(defun cider-popup-buffer-display (buffer &optional select) + "Display BUFFER. +If SELECT is non-nil, select the BUFFER." + (let ((window (get-buffer-window buffer 'visible))) + (when window + (with-current-buffer buffer + (set-window-point window (point)))) + ;; If the buffer we are popping up is already displayed in the selected + ;; window, the below `inhibit-same-window' logic will cause it to be + ;; displayed twice - so we early out in this case. Note that we must check + ;; `selected-window', as async request handlers are executed in the context + ;; of the current connection buffer (i.e. `current-buffer' is dynamically + ;; bound to that). + (unless (eq window (selected-window)) + ;; Non nil `inhibit-same-window' ensures that current window is not covered + ;; Non nil `inhibit-switch-frame' ensures that the other frame is not selected + ;; if that's where the buffer is being shown. + (funcall (if select #'pop-to-buffer #'display-buffer) + buffer `(nil . ((inhibit-same-window . ,pop-up-windows) + (reusable-frames . visible)))))) + buffer) + +(defun cider-popup-buffer-quit (&optional kill) + "Quit the current (temp) window. +Bury its buffer using `quit-restore-window'. +If prefix argument KILL is non-nil, kill the buffer instead of burying it." + (interactive) + (quit-restore-window (selected-window) (if kill 'kill 'append))) + +(defvar-local cider-popup-output-marker nil) + +(defvar cider-ancillary-buffers nil + "A list ancillary buffers created by the various CIDER commands. +We track them mostly to be able to clean them up on quit.") + +(defun cider-make-popup-buffer (name &optional mode ancillary) + "Create a temporary buffer called NAME using major MODE (if specified). +If ANCILLARY is non-nil, the buffer is added to `cider-ancillary-buffers' +and automatically removed when killed." + (with-current-buffer (get-buffer-create name) + (kill-all-local-variables) + (setq buffer-read-only nil) + (erase-buffer) + (when mode + (funcall mode)) + (cider-popup-buffer-mode 1) + (setq cider-popup-output-marker (point-marker)) + (setq buffer-read-only t) + (when ancillary + (add-to-list 'cider-ancillary-buffers name) + (add-hook 'kill-buffer-hook + (lambda () + (setq cider-ancillary-buffers + (remove name cider-ancillary-buffers))) + nil 'local)) + (current-buffer))) + +(defun cider-emit-into-popup-buffer (buffer value &optional face inhibit-indent) + "Emit into BUFFER the provided VALUE optionally using FACE. +Indent emitted value (usually a sexp) unless INHIBIT-INDENT is specified +and non-nil." + ;; Long string output renders Emacs unresponsive and users might intentionally + ;; kill the frozen popup buffer. Therefore, we don't re-create the buffer and + ;; silently ignore the output. + (when (buffer-live-p buffer) + (with-current-buffer buffer + (let ((inhibit-read-only t) + (buffer-undo-list t) + (moving (= (point) cider-popup-output-marker))) + (save-excursion + (goto-char cider-popup-output-marker) + (let ((value-str (format "%s" value))) + (when face + (if (fboundp 'add-face-text-property) + (add-face-text-property 0 (length value-str) face nil value-str) + (add-text-properties 0 (length value-str) (list 'face face) value-str))) + (insert value-str)) + (unless inhibit-indent + (indent-sexp)) + (set-marker cider-popup-output-marker (point))) + (when moving (goto-char cider-popup-output-marker)))))) + +(provide 'cider-popup) + +;;; cider-popup.el ends here |