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helm-types.el
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;;; helm-types.el --- Helm types classes and methods. -*- lexical-binding: t -*-
;; Copyright (C) 2015 ~ 2025 Thierry Volpiatto
;; Author: Thierry Volpiatto
;; URL: http://github.com/emacs-helm/helm
;; 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/>.
;;; Code:
(require 'cl-lib)
(require 'eieio)
(eval-when-compile (require 'helm-source))
(defvar helm-map)
(defvar helm-mode-line-string)
(defvar helm-bookmark-map)
(declare-function helm-make-actions "helm-lib")
(declare-function helm-ediff-marked-buffers "helm-buffers")
(declare-function helm-make-type "helm-source")
;; Files
(defclass helm-type-file (helm-source)
((completing-file-name
:initarg :completing-file-name :initform t
:documentation "Flag to notify we are completing filenames."))
"A class to define helm type file.")
(cl-defmethod helm-source-get-action-from-type ((object helm-type-file))
(slot-value object 'action))
(defun helm-actions-from-type-file ()
(let ((source (make-instance 'helm-type-file)))
(helm--setup-source source)
(helm-source-get-action-from-type source)))
(defvar helm-generic-files-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "C-]") 'helm-ff-run-toggle-basename)
(define-key map (kbd "C-s") 'helm-ff-run-grep)
(define-key map (kbd "M-g s") 'helm-ff-run-grep)
(define-key map (kbd "M-g z") 'helm-ff-run-zgrep)
(define-key map (kbd "M-g p") 'helm-ff-run-pdfgrep)
(define-key map (kbd "M-R") 'helm-ff-run-rename-file)
(define-key map (kbd "M-C") 'helm-ff-run-copy-file)
(define-key map (kbd "M-B") 'helm-ff-run-byte-compile-file)
(define-key map (kbd "M-L") 'helm-ff-run-load-file)
(define-key map (kbd "M-S") 'helm-ff-run-symlink-file)
(define-key map (kbd "M-H") 'helm-ff-run-hardlink-file)
(define-key map (kbd "M-D") 'helm-ff-run-delete-file)
(define-key map (kbd "C-=") 'helm-ff-run-ediff-file)
(define-key map (kbd "C-c =") 'helm-ff-run-ediff-merge-file)
(define-key map (kbd "C-c o") 'helm-ff-run-switch-other-window)
(define-key map (kbd "C-c r") 'helm-ff-run-find-file-as-root)
(define-key map (kbd "C-c C-o") 'helm-ff-run-switch-other-frame)
(define-key map (kbd "M-i") 'helm-ff-properties-persistent)
(define-key map (kbd "C-c C-x") 'helm-ff-run-open-file-externally)
(define-key map (kbd "C-c X") 'helm-ff-run-open-file-with-default-tool)
(define-key map (kbd "C-c @") 'helm-ff-run-insert-org-link)
(define-key map (kbd "C-x C-q") 'helm-ff-run-marked-files-in-dired)
(define-key map (kbd "C-c C-a") 'helm-ff-run-mail-attach-files)
map)
"Generic Keymap for files.")
(defcustom helm-type-file-actions
(helm-make-actions
"Find file" 'helm-find-file-or-marked
"Find file as root" 'helm-find-file-as-root
"Find file other window" 'helm-find-files-other-window
"Find file other frame" 'find-file-other-frame
"Open dired in file's directory" 'helm-open-dired
"Attach file(s) to mail buffer `C-c C-a'" 'helm-ff-mail-attach-files
"Marked files in dired" 'helm-marked-files-in-dired
"Grep File(s) `C-u recurse'" 'helm-find-files-grep
"Zgrep File(s) `C-u Recurse'" 'helm-ff-zgrep
"Pdfgrep File(s)" 'helm-ff-pdfgrep
"Insert as org link" 'helm-files-insert-as-org-link
"Checksum File" 'helm-ff-checksum
"Ediff File" 'helm-find-files-ediff-files
"Ediff Merge File" 'helm-find-files-ediff-merge-files
"View file" 'view-file
"Insert file" 'insert-file
"Add marked files to file-cache" 'helm-ff-cache-add-file
"Delete file(s)" 'helm-ff-delete-files
"Copy file(s) `M-C, C-u to follow'" 'helm-find-files-copy
"Rename file(s) `M-R, C-u to follow'" 'helm-find-files-rename
"Symlink files(s) `M-S, C-u to follow'" 'helm-find-files-symlink
"Relsymlink file(s) `C-u to follow'" 'helm-find-files-relsymlink
"Hardlink file(s) `M-H, C-u to follow'" 'helm-find-files-hardlink
"Open file externally (C-u to choose)" 'helm-open-file-externally
"Open file with default tool" 'helm-open-file-with-default-tool
"Find file in hex dump" 'hexl-find-file)
"Default actions for type files."
:group 'helm-files
:type '(alist :key-type string :value-type function))
(cl-defmethod helm--setup-source ((_source helm-type-file)))
(cl-defmethod helm--setup-source :before ((source helm-type-file))
(setf (slot-value source 'action) 'helm-type-file-actions)
(setf (slot-value source 'persistent-help) "Show this file")
(setf (slot-value source 'action-transformer)
'(helm-transform-file-load-el
helm-transform-file-browse-url
helm-transform-file-cache))
(setf (slot-value source 'candidate-transformer)
'(helm-skip-boring-files
helm-w32-pathname-transformer))
(setf (slot-value source 'filtered-candidate-transformer)
'helm-highlight-files)
(setf (slot-value source 'help-message) 'helm-generic-file-help-message)
(setf (slot-value source 'mode-line) (list "File(s)" helm-mode-line-string))
(setf (slot-value source 'keymap) helm-generic-files-map)
(setf (slot-value source 'group) 'helm-files))
;; Bookmarks
(defclass helm-type-bookmark (helm-source) ()
"A class to define type bookmarks.")
(defcustom helm-type-bookmark-actions
(helm-make-actions
"Jump to bookmark" 'helm-bookmark-jump
"Jump to BM other window" 'helm-bookmark-jump-other-window
"Jump to BM other frame" 'helm-bookmark-jump-other-frame
"Jump to BM other tab" 'helm-bookmark-jump-other-tab
"Show bookmark annotation" 'helm-bookmark-show-annotation
"Bookmark edit annotation" 'bookmark-edit-annotation
"Delete marked bookmark(s)" 'helm-delete-marked-bookmarks
"Edit Bookmark" 'helm-bookmark-edit-bookmark
"Rename marked bookmark(s)" 'helm-bookmark-rename-marked
"Relocate bookmark" 'bookmark-relocate)
"Default actions for type bookmarks."
:group 'helm-bookmark
:type '(alist :key-type string
:value-type function))
(cl-defmethod helm-source-get-action-from-type ((object helm-type-bookmark))
(slot-value object 'action))
(cl-defmethod helm--setup-source ((_source helm-type-bookmark)))
(cl-defmethod helm--setup-source :before ((source helm-type-bookmark))
(setf (slot-value source 'action) 'helm-type-bookmark-actions)
(setf (slot-value source 'keymap) helm-bookmark-map)
(setf (slot-value source 'mode-line) (list "Bookmark(s)" helm-mode-line-string))
(setf (slot-value source 'help-message) 'helm-bookmark-help-message)
(setf (slot-value source 'migemo) t)
(setf (slot-value source 'follow) 'never)
(setf (slot-value source 'group) 'helm-bookmark))
;; Buffers
(defclass helm-type-buffer (helm-source) ()
"A class to define type buffer.")
(defcustom helm-type-buffer-actions
(helm-make-actions
"Switch to buffer(s)" 'helm-buffer-switch-buffers
"Switch to buffer(s) other window `C-c o'"
'helm-buffer-switch-buffers-other-window
"Switch to buffer(s) other frame `C-c C-o'"
'helm-buffer-switch-to-buffer-other-frame
"Raise buffer frame maybe"
'helm-buffers-maybe-raise-buffer-frame
(lambda () (and (fboundp 'tab-bar-mode)
"Switch to buffer(s) other tab `C-c C-t'"))
'helm-buffers-switch-buffers-in-tab
"Switch to buffer at line number"
'helm-switch-to-buffer-at-linum
"Browse project `C-x C-d'"
'helm-buffers-browse-project
"Switch to shell"
'helm-buffer-switch-to-shell
"Query replace regexp `C-M-%'"
'helm-buffer-query-replace-regexp
"Query replace `M-%'" 'helm-buffer-query-replace
"View buffer" 'view-buffer
"Display buffer" 'display-buffer
"Rename buffer `M-R'" 'helm-buffers-rename-buffer
"Grep buffer(s) `M-g s' (C-u grep all buffers)"
'helm-zgrep-buffers
"Multi occur buffer(s) `C-s (C-u search also in current)'"
'helm-multi-occur-as-action
"Revert buffer(s) `M-G'" 'helm-revert-marked-buffers
"Insert buffer" 'insert-buffer
"Kill buffer(s) `M-D'" 'helm-kill-marked-buffers
"Diff with file `C-='" 'diff-buffer-with-file
"Ediff Marked buffers `C-c ='" 'helm-ediff-marked-buffers
"Ediff Merge marked buffers `M-='"
(lambda (candidate)
(helm-ediff-marked-buffers candidate t)))
"Default actions for type buffers."
:group 'helm-buffers
:type '(alist :key-type string :value-type function))
(cl-defmethod helm-source-get-action-from-type ((object helm-type-buffer))
(slot-value object 'action))
(cl-defmethod helm--setup-source ((_source helm-type-buffer)))
(cl-defmethod helm--setup-source :before ((source helm-type-buffer))
(setf (slot-value source 'action) 'helm-type-buffer-actions)
(setf (slot-value source 'persistent-help) "Show this buffer")
(setf (slot-value source 'mode-line)
;; Use default-value of `helm-mode-line-string' in case user
;; starts with a helm buffer as current-buffer otherwise the
;; local value of this helm buffer is used (bug#1517, bug#2377).
(list "Buffer(s)" (default-value 'helm-mode-line-string)))
(setf (slot-value source 'filtered-candidate-transformer)
'(helm-skip-boring-buffers
helm-buffers-sort-transformer
helm-highlight-buffers))
(setf (slot-value source 'group) 'helm-buffers))
;; Functions
(defclass helm-type-function (helm-source) ()
"A class to define helm type function.")
(defcustom helm-type-function-actions
(helm-make-actions
"Describe function" 'helm-describe-function
"Find function (C-u for source)" 'helm-find-function
"Info lookup" 'helm-info-lookup-symbol
"Debug on entry" 'debug-on-entry
"Cancel debug on entry" 'cancel-debug-on-entry
"Trace function" 'trace-function
"Trace function (background)" 'trace-function-background
"Untrace function" 'untrace-function)
"Default actions for type functions."
:group 'helm-elisp
;; Use symbol as value type because some functions may not be
;; autoloaded (like untrace-function).
:type '(alist :key-type string :value-type symbol))
(cl-defmethod helm-source-get-action-from-type ((object helm-type-function))
(slot-value object 'action))
(defun helm-actions-from-type-function ()
(let ((source (make-instance 'helm-type-function)))
(helm--setup-source source)
(helm-source-get-action-from-type source)))
(cl-defmethod helm--setup-source ((_source helm-type-function)))
(cl-defmethod helm--setup-source :before ((source helm-type-function))
(setf (slot-value source 'action) 'helm-type-function-actions)
(setf (slot-value source 'action-transformer)
'helm-transform-function-call-interactively)
(setf (slot-value source 'candidate-transformer)
'helm-mark-interactive-functions)
(setf (slot-value source 'coerce) 'helm-symbolify))
;; Commands
(defclass helm-type-command (helm-source) ()
"A class to define helm type command.")
(defun helm-actions-from-type-command ()
(let ((source (make-instance 'helm-type-command)))
(helm--setup-source source)
(helm-source-get-action-from-type source)))
(defcustom helm-type-command-actions
(append (helm-make-actions
"Execute command" 'helm-M-x-execute-command)
(symbol-value
(helm-actions-from-type-function)))
"Default actions for type command."
:group 'helm-command
:type '(alist :key-type string :value-type symbol))
(cl-defmethod helm--setup-source ((_source helm-type-command)))
(cl-defmethod helm--setup-source :before ((source helm-type-command))
(setf (slot-value source 'action) 'helm-type-command-actions)
(setf (slot-value source 'coerce) 'helm-symbolify)
(setf (slot-value source 'persistent-action) 'helm-M-x-persistent-action)
(setf (slot-value source 'persistent-help) "Describe this command")
(setf (slot-value source 'group) 'helm-command))
;; Timers
(defclass helm-type-timers (helm-source) ()
"A class to define helm type timers.")
(defcustom helm-type-timers-actions
'(("Cancel Timer" . (lambda (_timer)
(let ((mkd (helm-marked-candidates)))
(cl-loop for timer in mkd
do (cancel-timer timer)))))
("Describe Function" . (lambda (tm)
(describe-function (timer--function tm))))
("Find Function" . (lambda (tm)
(helm-aif (timer--function tm)
(if (or (byte-code-function-p it)
(helm-subr-native-elisp-p it))
(message "Can't find anonymous function `%s'" it)
(find-function it))))))
"Default actions for type timers."
:group 'helm-elisp
:type '(alist :key-type string :value-type function))
(cl-defmethod helm--setup-source ((_source helm-type-timers)))
(cl-defmethod helm--setup-source :before ((source helm-type-timers))
(setf (slot-value source 'action) 'helm-type-timers-actions)
(setf (slot-value source 'persistent-action)
(lambda (tm)
(describe-function (timer--function tm))))
(setf (slot-value source 'persistent-help) "Describe Function")
(setf (slot-value source 'group) 'helm-elisp))
;; Builders.
(defun helm-build-type-file ()
(helm-make-type 'helm-type-file))
(defun helm-build-type-function ()
(helm-make-type 'helm-type-function))
(defun helm-build-type-command ()
(helm-make-type 'helm-type-command))
(provide 'helm-types)
;;; helm-types.el ends here