lsp-icons.el (3677B)
1 ;;; lsp-icons.el --- LSP icons management -*- lexical-binding: t; -*- 2 ;; 3 ;; Copyright (C) 2020 emacs-lsp maintainers 4 ;; 5 ;; This program is free software; you can redistribute it and/or modify 6 ;; it under the terms of the GNU General Public License as published by 7 ;; the Free Software Foundation, either version 3 of the License, or 8 ;; (at your option) any later version. 9 10 ;; This program is distributed in the hope that it will be useful, 11 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of 12 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 ;; GNU General Public License for more details. 14 15 ;; You should have received a copy of the GNU General Public License 16 ;; along with this program. If not, see <https://www.gnu.org/licenses/>. 17 ;; 18 ;;; Commentary: 19 ;; 20 ;; LSP icons management 21 ;; 22 ;;; Code: 23 (require 'lsp-mode) 24 25 (defgroup lsp-icons nil 26 "LSP icons" 27 :group 'lsp-mode 28 :tag "LSP Icons") 29 30 (defcustom lsp-headerline-breadcrumb-icons-enable t 31 "If non-nil, icons support is enabled for headerline-breadcrumb." 32 :type 'boolean 33 :group 'lsp-icons) 34 35 (declare-function all-the-icons-material "ext:all-the-icons" t t) 36 (declare-function lsp-treemacs-symbol-icon "ext:lsp-treemacs" (kind)) 37 (declare-function lsp-treemacs-get-icon "ext:lsp-treemacs" (icon-name)) 38 39 (defun lsp-icons--enabled-for-feature (feature) 40 "Check if icons support is enabled for FEATURE." 41 (cond 42 ((eq feature 'headerline-breadcrumb) lsp-headerline-breadcrumb-icons-enable) 43 (t t))) 44 45 (defun lsp-icons--fix-image-background (image) 46 "Fix IMAGE background if it is a file otherwise return as an icon." 47 (if image 48 (let ((display-image (get-text-property 0 'display image))) 49 (if (and (listp display-image) 50 (plist-member (cl-copy-list (cl-rest display-image)) :type)) 51 (propertize " " 'display 52 (cl-list* 'image 53 (plist-put 54 (cl-copy-list 55 (cl-rest display-image)) 56 :background (face-attribute 'header-line :background nil t)))) 57 (if (stringp display-image) 58 (replace-regexp-in-string "\s\\|\t" "" display-image) 59 (replace-regexp-in-string "\s\\|\t" "" image)))) 60 "")) 61 62 (defun lsp-icons-get-by-file-ext (file-ext &optional feature) 63 "Get an icon by file FILE-EXT. 64 FEATURE is the feature that will use the icon which we should check 65 if its enabled." 66 (when (and file-ext 67 (lsp-icons--enabled-for-feature feature) 68 (functionp 'lsp-treemacs-get-icon)) 69 (lsp-icons--fix-image-background 70 (lsp-treemacs-get-icon file-ext)))) 71 72 (defun lsp-icons-get-by-symbol-kind (kind &optional feature) 73 "Get an icon by symbol KIND. 74 FEATURE is the feature that will use the icon which we should check 75 if its enabled." 76 (when (and kind 77 (lsp-icons--enabled-for-feature feature) 78 (functionp 'lsp-treemacs-symbol-icon)) 79 (lsp-icons--fix-image-background 80 (lsp-treemacs-symbol-icon kind)))) 81 82 (defun lsp-icons-all-the-icons-material-icon (icon-name face fallback &optional feature) 83 "Get a material icon from all-the-icons by ICON-NAME using FACE. 84 Fallback to FALLBACK string if not found or not available. 85 FEATURE is the feature that will use the icon which we should check 86 if its enabled." 87 (if (and (functionp 'all-the-icons-material) 88 (lsp-icons--enabled-for-feature feature)) 89 (all-the-icons-material icon-name 90 :face face) 91 (propertize fallback 'face face))) 92 93 (lsp-consistency-check lsp-icons) 94 95 (provide 'lsp-icons) 96 ;;; lsp-icons.el ends here