From: Stefan Kangas Date: Sat, 24 Sep 2022 09:10:29 +0000 (+0200) Subject: ; * lisp/image/image-dired.el: Improve sectioning. X-Git-Tag: emacs-29.0.90~1856^2~274 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=7b1c0c34422a7e4d6c607147dfffd8631184078c;p=emacs.git ; * lisp/image/image-dired.el: Improve sectioning. --- diff --git a/lisp/image/image-dired.el b/lisp/image/image-dired.el index 9f686e273d0..c471be86bb4 100644 --- a/lisp/image/image-dired.el +++ b/lisp/image/image-dired.el @@ -446,6 +446,9 @@ thumbnail." (defvar image-dired-saved-window-configuration nil "Saved window configuration.") + +;;; Starting Image-Dired + ;;;###autoload (defun image-dired-dired-with-window-configuration (dir &optional arg) "Open directory DIR and create a default window configuration. @@ -581,7 +584,7 @@ never ask for confirmation." (defalias 'image-dired 'image-dired-show-all-from-dir) -;;; Thumbnail mode (cont.) +;;; Movement tracking (defun image-dired-track-original-file () "Track the original file in the associated Dired buffer. @@ -607,6 +610,8 @@ position in the other buffer." (setq image-dired-track-movement (not image-dired-track-movement)) (message "Movement tracking %s" (if image-dired-track-movement "on" "off"))) + +;;; Navigation (defun image-dired-forward-image (&optional arg wrap-around) "Move to next image in the thumbnail buffer. @@ -700,6 +705,9 @@ On reaching end or beginning of buffer, stop and show a message." (image-dired-track-original-file)) (image-dired-update-header-line)) + +;;; Header line + (defun image-dired-format-properties-string (buf file props comment) "Format display properties. BUF is the associated Dired buffer, FILE is the original image file @@ -731,6 +739,9 @@ comment." props comment)))))) + +;;; Marking and flagging + (defun image-dired-dired-file-marked-p (&optional marker) "In Dired, return t if file on current line is marked. If optional argument MARKER is non-nil, it is a character to look @@ -745,16 +756,6 @@ for. The default is to look for `dired-marker-char'." "In Dired, return t if file on current line is flagged for deletion." (image-dired-dired-file-marked-p dired-del-marker)) -(defmacro image-dired--with-thumbnail-buffer (&rest body) - (declare (indent defun) (debug t)) - `(if-let ((buf (get-buffer image-dired-thumbnail-buffer))) - (with-current-buffer buf - (if-let ((win (get-buffer-window buf))) - (with-selected-window win - ,@body) - ,@body)) - (user-error "No such buffer: %s" image-dired-thumbnail-buffer))) - (defmacro image-dired--on-file-in-dired-buffer (&rest body) "Run BODY with point on file at point in Dired buffer. Should be called from commands in `image-dired-thumbnail-mode'." @@ -767,6 +768,16 @@ Should be called from commands in `image-dired-thumbnail-mode'." (when (dired-goto-file file-name) ,@body))))) +(defmacro image-dired--with-thumbnail-buffer (&rest body) + (declare (indent defun) (debug t)) + `(if-let ((buf (get-buffer image-dired-thumbnail-buffer))) + (with-current-buffer buf + (if-let ((win (get-buffer-window buf))) + (with-selected-window win + ,@body) + ,@body)) + (user-error "No such buffer: %s" image-dired-thumbnail-buffer))) + (defmacro image-dired--do-mark-command (maybe-next update &rest body) "Helper macro for the mark, unmark and flag commands. Run BODY in Dired buffer. @@ -826,6 +837,9 @@ You probably want to use this together with (select-window window)) (message "Associated dired buffer not visible")))) + +;;; Major modes + (defvar-keymap image-dired-thumbnail-mode-map :doc "Keymap for `image-dired-thumbnail-mode'." "" #'image-dired-forward-image @@ -941,9 +955,6 @@ Use `image-dired-minor-mode' to get a nice setup." ;; Use approximately as much vertical spacing as horizontal. (setq-local line-spacing (frame-char-width))) - -;;; Display image mode - (define-derived-mode image-dired-display-image-mode image-mode "image-dired-image-display" "Mode for displaying and manipulating original image. @@ -1042,7 +1053,7 @@ With a negative prefix argument, prompt user for the delay." (remove-hook 'post-command-hook 'image-dired--slideshow-stop)))) -;;; Thumbnail mode (cont. 3) +;;; Thumbnail layout and display (defun image-dired-delete-char () "Remove current thumbnail from thumbnail buffer and line up." @@ -1113,6 +1124,9 @@ Ask user how many thumbnails should be displayed per row." (message "Number must be greater than 0") (image-dired-line-up)))) + +;;; Display image from thumbnail buffer + (defun image-dired-thumbnail-display-external () "Display original image for thumbnail at point using external viewer." (interactive nil image-dired-thumbnail-mode) @@ -1161,6 +1175,23 @@ With prefix argument ARG, display image in its original size." (t (image-dired-display-image file arg))))) +(defun image-dired-display-next-thumbnail-original (&optional arg) + "Move to the next image in the thumbnail buffer and display it. +With prefix ARG, move that many thumbnails." + (interactive "p" image-dired-thumbnail-mode image-dired-display-image-mode) + (image-dired--with-thumbnail-buffer + (image-dired-forward-image arg t) + (image-dired-display-thumbnail-original-image))) + +(defun image-dired-display-previous-thumbnail-original (arg) + "Move to the previous image in the thumbnail buffer and display it. +With prefix ARG, move that many thumbnails." + (interactive "p" image-dired-thumbnail-mode image-dired-display-image-mode) + (image-dired-display-next-thumbnail-original (- arg))) + + +;;; Misc commands + (defun image-dired-rotate-original-left () "Rotate original image left (counter clockwise) 90 degrees. The result of the rotation is displayed in the image display area @@ -1181,20 +1212,6 @@ overwritten. This confirmation can be turned off using (image-dired--with-marked (image-dired-rotate-original "90"))) -(defun image-dired-display-next-thumbnail-original (&optional arg) - "Move to the next image in the thumbnail buffer and display it. -With prefix ARG, move that many thumbnails." - (interactive "p" image-dired-thumbnail-mode image-dired-display-image-mode) - (image-dired--with-thumbnail-buffer - (image-dired-forward-image arg t) - (image-dired-display-thumbnail-original-image))) - -(defun image-dired-display-previous-thumbnail-original (arg) - "Move to the previous image in the thumbnail buffer and display it. -With prefix ARG, move that many thumbnails." - (interactive "p" image-dired-thumbnail-mode image-dired-display-image-mode) - (image-dired-display-next-thumbnail-original (- arg))) - (defun image-dired-wallpaper-set (file) "Set the wallpaper to FILE in a graphical environment." (interactive (list (image-dired-original-file-name))