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88 lines
3.5 KiB
EmacsLisp
88 lines
3.5 KiB
EmacsLisp
;;; lsp-frame-hack.el --- -*- lexical-binding: t -*-
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;; Copyright (C) 2023 Benson Chu
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;; Author: Benson Chu <bensonchu457@gmail.com>
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;; Created: [2023-07-12 14:11]
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;; This file is not part of GNU Emacs
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;; This program is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(advice-add #'lsp-ui-doc--move-frame
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:override
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#'my/lsp-ui-doc--move-frame)
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(defun my/lsp-ui-doc--move-frame (frame)
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"Place our FRAME on screen."
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(-let* (((left top right _bottom) (window-edges nil t nil t))
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(window (frame-root-window frame))
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(char-h (frame-char-height frame))
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(char-w (frame-char-width frame))
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((width . height) (window-text-pixel-size window nil nil 10000 10000 t))
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(width (+ width (* char-w 4))) ;; margins
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(height (min (- (* lsp-ui-doc-max-height char-h) (/ char-h 2)) height))
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(width (min width (* lsp-ui-doc-max-width char-w)))
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(frame-right (pcase lsp-ui-doc-alignment
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('frame (frame-pixel-width))
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('window right)))
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((left . top) (if (eq lsp-ui-doc-position 'at-point)
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(lsp-ui-doc--mv-at-point width height left top)
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(cons (max (- frame-right width char-w) 10)
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(pcase lsp-ui-doc-position
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('top (+ top char-w))
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('bottom (- (lsp-ui-doc--line-height 'mode-line)
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height
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10))))))
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(frame-resize-pixelwise t)
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(move-frame-functions nil)
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(window-size-change-functions nil)
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(window-state-change-hook nil)
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(window-state-change-functions nil)
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(window-configuration-change-hook nil)
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(inhibit-redisplay t))
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;; Dirty way to fix unused variable in emacs 26
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(and window-state-change-functions
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window-state-change-hook)
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;; Make frame invisible before moving/resizing it to avoid flickering:
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;; We set the position and size in 1 call, modify-frame-parameters, but
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;; internally emacs makes 2 different calls, which can be visible
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;; to the user
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(and (frame-visible-p frame)
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(lsp-ui-doc--size-and-pos-changed frame left top width height)
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(make-frame-invisible frame))
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(modify-frame-parameters
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frame
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`((width . (text-pixels . ,width))
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(height . (text-pixels . ,height))
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(user-size . t)
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(left . (+ ,left))
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(top . (+ ,top))
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(user-position . t)
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(lsp-ui-doc--window-origin . ,(selected-window))
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(lsp-ui-doc--buffer-origin . ,(current-buffer))
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(lsp-ui-doc--no-focus . t)
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(right-fringe . 0)
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(left-fringe . 0)))
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;; Insert hr lines after width is computed
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(lsp-ui-doc--fix-hr-props)
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(unless (frame-visible-p frame)
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(make-frame-visible frame))))
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(provide 'lsp-frame-hack)
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;;; lsp-frame-hack.el ends here
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