323 lines
13 KiB
EmacsLisp
323 lines
13 KiB
EmacsLisp
;;; funcs.el --- Spacemacs Completion Layer functions File for Spacemacs
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;;
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;; Copyright (c) 2012-2021 Sylvain Benner & Contributors
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;;
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;; Author: Sylvain Benner <sylvain.benner@gmail.com>
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;; URL: https://github.com/syl20bnr/spacemacs
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;;
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;; This file is not part of GNU Emacs.
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;;
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;;; License: GPLv3
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;; Helm
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(defun spacemacs/helm-faces ()
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"Describe face."
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(interactive)
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(require 'helm-elisp)
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(let ((default (or (face-at-point) (thing-at-point 'symbol))))
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(helm :sources (helm-def-source--emacs-faces
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(format "%s" (or default "default")))
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:buffer "*helm faces*")))
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(defun spacemacs//hide-cursor-in-helm-buffer ()
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"Hide the cursor in helm buffers."
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(with-helm-buffer
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(setq cursor-in-non-selected-windows nil)))
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(defun spacemacs//set-dotted-directory ()
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"Set the face of diretories for `.' and `..'"
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(set-face-attribute 'helm-ff-dotted-directory
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nil
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:foreground nil
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:background nil
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:inherit 'helm-ff-directory))
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(defun spacemacs//helm-make-source (f &rest args)
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"Function to be used as advice to activate fuzzy matching for all sources."
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(let ((source-type (cadr args))
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(props (cddr args)))
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;; fuzzy matching is not supported in async sources
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(unless (child-of-class-p source-type helm-source-async)
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(plist-put props :fuzzy-match (eq 'always helm-use-fuzzy))))
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(apply f args))
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(defun spacemacs//helm-find-files-enable-helm--in-fuzzy ()
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"Enabling `helm--in-fuzzy' with the hook:
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`helm-find-files-after-init-hook'. Fixes the error:
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Helm issued errors: helm-match-from-candidates in source `Actions': wrong-type-argument (stringp nil)
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When searching in the helm-find-files (`SPC f f') actions (`C-z')."
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(setq helm--in-fuzzy t))
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;; Helm Header line
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(defun spacemacs//helm-hide-minibuffer-maybe ()
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"Hide minibuffer in Helm session if we use the header line as input field."
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(when (with-helm-buffer helm-echo-input-in-header-line)
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(let ((ov (make-overlay (point-min) (point-max) nil nil t)))
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(overlay-put ov 'window (selected-window))
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(overlay-put ov 'face
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(let ((bg-color (face-background 'default nil)))
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`(:background ,bg-color :foreground ,bg-color)))
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(setq-local cursor-type nil))))
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(defun helm-toggle-header-line ()
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"Hide the `helm' header if there is only one source."
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(when helm-no-header
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(if (> (length helm-sources) 1)
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(set-face-attribute
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'helm-source-header
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nil
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:foreground helm-source-header-default-foreground
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:background helm-source-header-default-background
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:box helm-source-header-default-box
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:height helm-source-header-default-height)
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(set-face-attribute
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'helm-source-header
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nil
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:foreground (face-attribute 'default :background)
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:background (face-attribute 'default :background)
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:box nil
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:height 0.1))))
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;; helm navigation on hjkl
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(defun spacemacs//helm-hjkl-navigation (style)
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"Set navigation on 'hjkl' for the given editing STYLE."
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(cond
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((or (eq 'vim style)
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(and (eq 'hybrid style)
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hybrid-style-enable-hjkl-bindings))
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(define-key helm-map (kbd "C-j") 'helm-next-line)
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(define-key helm-map (kbd "C-k") 'helm-previous-line)
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(define-key helm-map (kbd "C-S-j") 'helm-follow-action-forward)
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(define-key helm-map (kbd "C-S-k") 'helm-follow-action-backward)
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(define-key helm-map (kbd "C-h") 'helm-next-source)
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(define-key helm-map (kbd "C-S-h") 'describe-key)
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(define-key helm-map (kbd "C-l") (kbd "RET"))
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(with-eval-after-load 'helm-files
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(dolist (keymap (list helm-find-files-map helm-read-file-map))
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(define-key keymap (kbd "C-l") 'helm-execute-persistent-action)
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(define-key keymap (kbd "C-h") 'helm-find-files-up-one-level)
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;; rebind `describe-key' for convenience
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(define-key keymap (kbd "C-S-h") 'describe-key))))
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(t
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(define-key helm-map (kbd "C-j") 'helm-execute-persistent-action)
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(define-key helm-map (kbd "C-k") 'helm-delete-minibuffer-contents)
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(define-key helm-map (kbd "C-h") nil)
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(define-key helm-map
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(kbd "C-l") 'helm-recenter-top-bottom-other-window))))
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;; Helm Window position
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(defun spacemacs//display-helm-window (buffer &optional resume)
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"Display the Helm window respecting `helm-position'."
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(let ((display-buffer-alist
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(list spacemacs-helm-display-help-buffer-regexp
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;; this or any specialized case of Helm buffer must be
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;; added AFTER `spacemacs-helm-display-buffer-regexp'.
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;; Otherwise, `spacemacs-helm-display-buffer-regexp' will
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;; be used before
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;; `spacemacs-helm-display-help-buffer-regexp' and display
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;; configuration for normal Helm buffer is applied for helm
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;; help buffer, making the help buffer unable to be
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;; displayed.
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spacemacs-helm-display-buffer-regexp)))
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(helm-default-display-buffer buffer)))
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(defun spacemacs//unprevent-minibuffer-escape ()
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"Workaround for a helm-evil incompatibility.
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See https://github.com/syl20bnr/spacemacs/issues/3700"
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(when helm-prevent-escaping-from-minibuffer
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(define-key evil-motion-state-map
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[down-mouse-1] 'evil-mouse-drag-region)))
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(defun spacemacs//prevent-minibuffer-escape ()
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"Workaround for a helm-evil incompatibility.
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See https://github.com/syl20bnr/spacemacs/issues/3700"
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(when helm-prevent-escaping-from-minibuffer
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(define-key evil-motion-state-map [down-mouse-1] nil)))
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;; Helm Transient state
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(defun spacemacs//define-helm-action-functions ()
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"Define Spacemacs functions to pick actions."
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(dotimes (n 10)
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(let ((func (intern (format "spacemacs/helm-action-%d" n)))
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(doc (format "Select helm action #%d" n)))
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(eval `(defun ,func ()
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,doc
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(interactive)
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(helm-select-nth-action ,(1- n)))))))
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(defun spacemacs/helm-ts-edit ()
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"Switch in edit mode depending on the current helm buffer."
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(interactive)
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(cond
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((string-equal "*helm-ag*" helm-buffer)
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(helm-ag-edit))
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((string-equal "*helm find files*" helm-buffer)
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(spacemacs/helm-find-files-edit))
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((string-equal "*Helm Swoop*" helm-buffer)
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(helm-swoop-edit))))
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(defun spacemacs//helm-navigation-ts-on-enter ()
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"Initialization of helm transient-state."
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;; faces
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(spacemacs//helm-navigation-ts-set-face)
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(setq spacemacs--helm-navigation-ts-face-cookie-minibuffer
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(face-remap-add-relative
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'minibuffer-prompt
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'spacemacs-helm-navigation-ts-face)))
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(defun spacemacs//helm-navigation-ts-set-face ()
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"Set the face for helm header in helm navigation transient-state"
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(with-helm-window
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(setq spacemacs--helm-navigation-ts-face-cookie-header
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(face-remap-add-relative
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'helm-header
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'spacemacs-helm-navigation-ts-face))))
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(defun spacemacs//helm-navigation-ts-on-exit ()
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"Action to perform when exiting helm transient-state."
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(with-helm-window
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(face-remap-remove-relative
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spacemacs--helm-navigation-ts-face-cookie-header))
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(face-remap-remove-relative
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spacemacs--helm-navigation-ts-face-cookie-minibuffer))
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(defun spacemacs/helm-transient-state-select-action ()
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"Display the Helm actions page."
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(interactive)
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(call-interactively 'helm-select-action)
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(spacemacs//helm-navigation-ts-set-face))
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;; Ivy
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(defun spacemacs//ivy-hjkl-navigation (style)
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"Set navigation on 'hjkl' for the given editing STYLE."
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(cond
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((or (eq 'vim style)
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(and (eq 'hybrid style)
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hybrid-style-enable-hjkl-bindings))
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(dolist (map (list ivy-minibuffer-map
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ivy-switch-buffer-map
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ivy-reverse-i-search-map))
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(define-key map (kbd "C-j") 'ivy-next-line)
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(define-key map (kbd "C-k") 'ivy-previous-line))
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(define-key ivy-minibuffer-map (kbd "C-h") (kbd "DEL"))
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;; Move C-h to C-S-h
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(define-key ivy-minibuffer-map (kbd "C-S-h") help-map)
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(define-key ivy-minibuffer-map (kbd "C-l") 'ivy-alt-done)
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(define-key ivy-minibuffer-map (kbd "<escape>")
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'minibuffer-keyboard-quit))
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(t
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(define-key ivy-minibuffer-map (kbd "C-j") 'ivy-alt-done)
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(define-key ivy-minibuffer-map (kbd "C-k") 'ivy-kill-line)
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(define-key ivy-minibuffer-map (kbd "C-h") nil)
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(define-key ivy-minibuffer-map (kbd "C-l") nil))))
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(defun spacemacs//ivy-matcher-desc ()
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(replace-regexp-in-string "ivy--" "" (format "%s" ivy--regex-function)))
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;; Ido
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(defun spacemacs//ido-minibuffer-setup ()
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"Setup the minibuffer."
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;; Since ido is implemented in a while loop where each
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;; iteration setup a whole new minibuffer, we have to keep
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;; track of any activated ido navigation transient-state and force
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;; the reactivation at each iteration.
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(when spacemacs--ido-navigation-ts-enabled
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(spacemacs/ido-navigation-transient-state/body)))
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(defun spacemacs//ido-setup ()
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(when spacemacs--ido-navigation-ts-face-cookie-minibuffer
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(face-remap-remove-relative
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spacemacs--ido-navigation-ts-face-cookie-minibuffer))
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;; be sure to wipe any previous transient-state flag
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(setq spacemacs--ido-navigation-ts-enabled nil)
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;; overwrite the key bindings for ido vertical mode only
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(define-key ido-completion-map (kbd "C-<return>") 'ido-select-text)
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;; use M-RET in terminal
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(define-key ido-completion-map "\M-\r" 'ido-select-text)
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(define-key ido-completion-map (kbd "C-h") 'ido-delete-backward-updir)
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(define-key ido-completion-map (kbd "C-j") 'ido-next-match)
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(define-key ido-completion-map (kbd "C-k") 'ido-prev-match)
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(define-key ido-completion-map (kbd "C-l") 'ido-exit-minibuffer)
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(define-key ido-completion-map (kbd "C-n") 'ido-next-match)
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(define-key ido-completion-map (kbd "C-p") 'ido-prev-match)
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(define-key ido-completion-map (kbd "C-S-h") 'ido-prev-match-dir)
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(define-key ido-completion-map (kbd "C-S-j") 'next-history-element)
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(define-key ido-completion-map (kbd "C-S-k") 'previous-history-element)
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(define-key ido-completion-map (kbd "C-S-l") 'ido-next-match-dir)
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(define-key ido-completion-map (kbd "C-S-n") 'next-history-element)
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(define-key ido-completion-map (kbd "C-S-p") 'previous-history-element)
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;; ido-other window maps
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(define-key ido-completion-map (kbd "C-o") 'spacemacs/ido-invoke-in-other-window)
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(define-key ido-completion-map (kbd "C-s") 'spacemacs/ido-invoke-in-vertical-split)
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(define-key ido-completion-map (kbd "C-t") 'spacemacs/ido-invoke-in-new-frame)
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(define-key ido-completion-map (kbd "C-v") 'spacemacs/ido-invoke-in-horizontal-split)
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;; initiate transient-state
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(define-key ido-completion-map (kbd "M-SPC") 'spacemacs/ido-navigation-transient-state/body)
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(define-key ido-completion-map (kbd "S-M-SPC") 'spacemacs/ido-navigation-transient-state/body))
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(defun spacemacs/ido-invoke-in-other-window ()
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"signals ido mode to switch to (or create) another window after exiting"
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(interactive)
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(setq ido-exit-minibuffer-target-window 'other)
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(ido-exit-minibuffer))
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(defun spacemacs/ido-invoke-in-horizontal-split ()
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"signals ido mode to split horizontally and switch after exiting"
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(interactive)
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(setq ido-exit-minibuffer-target-window 'horizontal)
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(ido-exit-minibuffer))
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(defun spacemacs/ido-invoke-in-vertical-split ()
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"signals ido mode to split vertically and switch after exiting"
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(interactive)
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(setq ido-exit-minibuffer-target-window 'vertical)
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(ido-exit-minibuffer))
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(defun spacemacs/ido-invoke-in-new-frame ()
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"signals ido mode to create a new frame after exiting"
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(interactive)
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(setq ido-exit-minibuffer-target-window 'frame)
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(ido-exit-minibuffer))
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(defun spacemacs//ido-navigation-ts-set-face ()
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"Set faces for ido navigation transient-state."
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(setq spacemacs--ido-navigation-ts-face-cookie-minibuffer
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(face-remap-add-relative
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'minibuffer-prompt
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'spacemacs-ido-navigation-ts-face)))
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(defun spacemacs//ido-navigation-ts-on-enter ()
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"Initialization of ido transient-state."
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(setq spacemacs--ido-navigation-ts-enabled t)
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(spacemacs//ido-navigation-ts-set-face))
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(defun spacemacs//ido-navigation-ts-on-exit ()
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"Action to perform when exiting ido transient-state."
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(face-remap-remove-relative
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spacemacs--ido-navigation-ts-face-cookie-minibuffer))
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(defun spacemacs//ido-navigation-ts-full-doc ()
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"Full documentation for ido navigation transient-state."
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"
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[?] display this help
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[e] enter dired
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[j] [k] next/previous match
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[J] [K] sub/parent directory
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[h] delete backward or parent directory
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[l] select match
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[n] [p] next/previous directory in history
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[o] open in other window
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[s] open in a new horizontal split
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[t] open in other frame
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[v] open in a new vertical split
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[q] quit")
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