diff options
Diffstat (limited to 'modules/ui-config.el')
| -rw-r--r-- | modules/ui-config.el | 69 |
1 files changed, 3 insertions, 66 deletions
diff --git a/modules/ui-config.el b/modules/ui-config.el index 7afe528b2..32bd393f5 100644 --- a/modules/ui-config.el +++ b/modules/ui-config.el @@ -94,72 +94,9 @@ When `cj/enable-transparency' is nil, reset alpha to fully opaque." (if cj/enable-transparency "enabled" "disabled"))) ;; ----------------------------------- Cursor ---------------------------------- -;; set cursor color according to mode -;; -;; #f06a3f indicates a read-only document -;; #c48702 indicates overwrite mode -;; #64aa0f indicates insert and read/write mode - -(defvar cj/-cursor-last-color nil - "Last color applied by `cj/set-cursor-color-according-to-mode'.") -(defvar cj/-cursor-last-buffer nil - "Last buffer name where cursor color was applied.") - -(defun cj/--buffer-cursor-state () - "Return the buffer-state symbol used to choose the cursor color. - -One of `read-only', `overwrite', `modified', or `unmodified' — keys -of `cj/buffer-status-colors'. - -A live ghostel terminal (in `ghostel-mode' and an input mode that -forwards keys — semi-char / char / line) reports `unmodified' even -though the buffer is read-only: keystrokes go to the terminal process, -so from the user's side the buffer is writeable and the read-only -(orange) cursor would be misleading. ghostel's `copy' and `emacs' -input modes are the exception — there the buffer really is a read-only -Emacs buffer the user navigates, so it falls through to `read-only' -and keeps the orange cursor." - (cond - ((and (eq major-mode 'ghostel-mode) - (not (memq (bound-and-true-p ghostel--input-mode) '(copy emacs)))) - 'unmodified) - (buffer-read-only 'read-only) - (overwrite-mode 'overwrite) - ((buffer-modified-p) 'modified) - (t 'unmodified))) - -(defun cj/set-cursor-color-according-to-mode () - "Change cursor color according to buffer state (modified, read-only, overwrite). -Only updates for real user buffers, not internal/temporary buffers. -A no-op on non-graphical frames -- TTY/batch sessions have no cursor color -to set." - (when (display-graphic-p) - ;; Only update cursor for real buffers (not internal ones like *temp*, *Echo Area*, etc.) - (unless (string-prefix-p " " (buffer-name)) ; Internal buffers start with space - (let ((color (alist-get (cj/--buffer-cursor-state) cj/buffer-status-colors))) - ;; Only skip if BOTH color AND buffer are the same (optimization) - ;; This allows color to update when buffer state changes - (unless (and (string= color cj/-cursor-last-color) - (string= (buffer-name) cj/-cursor-last-buffer)) - (set-cursor-color color) - (setq cj/-cursor-last-color color - cj/-cursor-last-buffer (buffer-name))))))) - -;; Use post-command-hook to update cursor color after every command -;; This ensures cursor color always matches the current buffer's state. -;; The hook only registers under a graphical session so batch / TTY runs -;; don't pay per-command overhead for a no-op. -(when (display-graphic-p) - (add-hook 'post-command-hook #'cj/set-cursor-color-according-to-mode)) -;; Daemon mode: the first frame may be created after this module loads. -;; Re-attempt the hook install once a GUI frame appears. -(add-hook 'server-after-make-frame-hook - (lambda () - (when (and (display-graphic-p) - (not (memq #'cj/set-cursor-color-according-to-mode - post-command-hook))) - (add-hook 'post-command-hook - #'cj/set-cursor-color-according-to-mode)))) +;; The cursor uses the theme's cursor face. Buffer-state coloring (both the +;; cursor and the modeline buffer-name) was removed -- changing color by buffer +;; write state was more confusing than useful. ;; Don’t show a cursor in non-selected windows: (setq cursor-in-non-selected-windows nil) |