/
sidebar-select.el
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/
sidebar-select.el
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;;; sidebar-select.el --- sidebar-select -*- lexical-binding: t; -*-
;; Copyright (C) 2017 Sebastien Chapuis
;; Author: Sebastien Chapuis <sebastien@chapu.is>
;; URL: https://github.com/sebastiencs/sidebar.el
;; Keywords: files, convenience, frames
;; Version: 0.0.1
;; Package-Requires: ((emacs "25") (dash "2.11.0") (projectile "0.10.0"))
;;; License
;;
;; 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, 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; see the file COPYING. If not, write to
;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth
;; Floor, Boston, MA 02110-1301, USA.
;;; Commentary:
;;
;; sidebar-select is the small window below the sidebar when we
;; have to select another window
;;; Code:
(require 's)
(require 'dash)
(require 'icons-in-terminal nil t)
(require 'sidebar-utils)
(defface sidebar-select-line
'((((min-colors 16777216))
:foreground "white"
:box nil
:background "#1A237E")
(((min-colors 256))
:foreground "white"
:box nil
:background "#005fff")
(t
:foreground "black"
:box nil
:background "white"))
"Face used for the current line with `sidebar-select'."
:group 'sidebar-faces)
(defface sidebar-select-header
'((((min-colors 16777216))
:foreground "white"
:box nil
:overline "#1A237E"
:background "#1A237E")
(((min-colors 256))
:foreground "white"
:box nil
:overline "#005fff"
:background "#005fff")
(t
:foreground "black"
:box nil
:background "white"))
"Face used for the headers with `sidebar-select'."
:group 'sidebar-faces)
(defcustom sidebar-select-icon-left-header 'myicons_0006
"Icon to use on the left of the header.
To get a list of the icons names, you can run:
`~/.local/share/icons-in-terminal/print_icons.sh --names'
More info at URL `https://github.com/sebastiencs/icons-in-terminal'."
:type 'symbol
:group 'sidebar)
(defcustom sidebar-select-icon-right-header 'myicons_0008
"Icon to use on the right of the header.
To get a list of the icons names, you can run:
`~/.local/share/icons-in-terminal/print_icons.sh --names'
More info at URL `https://github.com/sebastiencs/icons-in-terminal'."
:type 'symbol
:group 'sidebar)
(defcustom sidebar-select-icon-before-window 'oct_device_desktop
"Icon to use before the window name.
To get a list of the icons names, you can run:
`~/.local/share/icons-in-terminal/print_icons.sh --names'
More info at URL `https://github.com/sebastiencs/icons-in-terminal'."
:type 'symbol
:group 'sidebar)
(defcustom sidebar-select-icon-before-directory 'oct_file_directory
"Icon to use before the directory name.
To get a list of the icons names, you can run:
`~/.local/share/icons-in-terminal/print_icons.sh --names'
More info at URL `https://github.com/sebastiencs/icons-in-terminal'."
:type 'symbol
:group 'sidebar)
(defconst sidebar-select-buffer-name " SIDEBAR-SELECT")
(defvar sidebar-select-header "")
(defvar sidebar-select-args nil)
(defvar sidebar-select-mapping nil)
(defvar sidebar-select-window nil)
(defun sidebar-select-set-header (string raise height)
"STRING RAISE HEIGHT."
(let* ((face (face-background 'sidebar-select-header nil t))
(width (window-total-width))
(len (length string)))
(concat
(propertize " " 'face `(:overline ,face)
'display `(space :align-to (- right-margin ,(/ width 2) ,(/ len 2) 3)))
(icons-in-terminal sidebar-select-icon-left-header :foreground face
:overline face :raise raise :height height)
(propertize string 'display '(raise 0.25)
'face `(:inherit sidebar-select-header :height 1.0 :overline ,face))
(icons-in-terminal sidebar-select-icon-right-header :foreground face
:overline face :raise raise :height height)
(propertize " " 'face `(:overline ,face)
'display `(space :align-to (- right-margin 1))))))
(defun sidebar-select-insert-item (name icon item callback)
"NAME ICON ITEM CALLBACK."
(let ((string (concat (s-truncate (- (window-width) 2)
(concat " "
(icons-in-terminal icon)
" "
name))
"\n")))
(add-text-properties 0 (length string)
`(select-callback ,callback select-item ,item)
string)
(insert string)))
(defun sidebar-select-insert-list (list func-on-string icon callback)
"LIST FUNC-ON-STRING ICON CALLBACK."
(--each list
(let ((string (funcall func-on-string it)))
(sidebar-select-insert-item string icon it callback))))
(defun sidebar-select-new-window (&rest _)
"."
(-when-let (buffer (car sidebar-select-args))
(display-buffer-pop-up-window buffer nil)))
(defun sidebar-select-new-frame (&rest _)
"."
(-when-let (buffer (car sidebar-select-args))
(display-buffer-pop-up-frame buffer nil)))
(defun sidebar-select-make-buffer (list header1 header2 func-on-string icon callback &rest args)
"LIST HEADER1 HEADER2 FUNC-ON-STRING ICON CALLBACK ARGS."
(select-window
(display-buffer-in-side-window (get-buffer-create sidebar-select-buffer-name)
'((side . left) (slot . 1))))
(with-current-buffer sidebar-select-buffer-name
(sidebar-select-mode)
(setq-local scroll-margin 1)
(setq-local sidebar-select-window (get-buffer-window))
(setq-local sidebar-select-header header1)
(setq-local sidebar-select-args args)
(setq header-line-format (list '(:eval (sidebar-select-set-header sidebar-select-header 0.0 2.0))))
(overlay-put (make-overlay (point) (point)) 'after-string "\n")
(sidebar-select-insert-list (car list) func-on-string icon callback)
(when (car (cdr list))
(overlay-put (make-overlay (point) (point))
'after-string (concat "\n" (sidebar-select-set-header header2 0.12 1.7) "\n\n"))
(sidebar-select-insert-list (cadr list) func-on-string icon callback))
(overlay-put (make-overlay (point) (point)) 'after-string "\n")
(sidebar-select-insert-item "Create window" icon t 'sidebar-select-new-window)
(sidebar-select-insert-item "Create frame" icon t 'sidebar-select-new-frame)
(set-window-margins nil 0 0)
(fit-window-to-buffer nil 1000 7)
(window-resize nil 1 nil)
(setq buffer-read-only t)
(goto-char 1)))
(defun sidebar-select-killed-hook ()
"."
(when (s-equals? sidebar-select-buffer-name (buffer-name))
(sidebar-set select-active nil)))
(defun sidebar-select-select ()
"."
(interactive)
(-when-let* ((callback (get-text-property (point) 'select-callback))
(item (get-text-property (point) 'select-item)))
(if (car sidebar-select-args)
(apply callback item sidebar-select-args)
(funcall callback item))
(sidebar-select-cancel)))
(defun sidebar-select-cancel ()
"."
(interactive)
(ignore-errors (kill-buffer sidebar-select-buffer-name))
(advice-remove 'select-window 'sidebar-select-window-changed)
(remove-hook 'kill-buffer-hook 'sidebar-select-killed-hook t)
(remove-hook 'buffer-list-update-hook 'sidebar-select-on-change)
(remove-hook 'pre-command-hook 'sidebar-select-pre-command t)
(remove-hook 'focus-out-hook 'sidebar-select-focus-out t)
(-some-> (sidebar-get-window t) select-window))
(defvar sidebar-select-mode-map nil
"Keymap use with ‘sidebar-select-mode’.")
(unless sidebar-select-mode-map
(let ((map (make-sparse-keymap)))
(suppress-keymap map t)
;;; (define-key map [t] 'ignore)
(define-key map (kbd "RET") 'sidebar-select-select)
(define-key map (kbd "<return>") 'sidebar-select-select)
(define-key map "<return>" 'sidebar-select-select)
(define-key map (kbd "q") 'sidebar-select-cancel)
(define-key map (kbd "C-g") 'sidebar-select-cancel)
(setq sidebar-select-mode-map map)))
(defun sidebar-select-on-change ()
"."
(when (and (not (memq this-command '(sidebar-open-in-window)))
(not sidebar-select-window)
this-command)
(sidebar-select-cancel)))
(defun sidebar-select-focus-out ()
"."
(sidebar-select-cancel))
(defun sidebar-select-pre-command ()
"."
(when (equal this-command 'handle-switch-frame)
(sidebar-select-cancel)))
(defun sidebar-select-post-command ()
"."
(set-window-margins nil 0 0)
(when (eobp)
(ignore-errors (forward-line -1)))
(set-window-start nil 1))
(define-derived-mode sidebar-select-mode special-mode "Sidebar"
"Major mode for Sidebar select.
\\{sidebar-select-mode-map}"
::group sidebar-select
(setq cursor-type nil
mode-line-format "Type 'q' or C-g to cancel"
cursor-type nil
buffer-read-only nil)
(sidebar-set select-active t)
(internal-show-cursor nil nil)
(face-remap-add-relative 'hl-line 'sidebar-select-line)
(setq truncate-partial-width-windows nil)
(setq truncate-lines t)
(add-hook 'kill-buffer-hook 'sidebar-select-killed-hook nil t)
(add-hook 'buffer-list-update-hook 'sidebar-select-on-change)
(add-hook 'pre-command-hook 'sidebar-select-pre-command nil t)
(add-hook 'post-command-hook 'sidebar-select-post-command nil t)
(add-hook 'focus-out-hook 'sidebar-select-focus-out nil t)
(hl-line-mode))
(provide 'sidebar-select)
;;; sidebar-select.el ends here