Background (adopted)

773pages on
this wiki
Add New Page
Talk0 Share

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.

Scripts quick access edit this

Synopsis Edit

Another background selector.

Description Edit

This script makes use of a custom widget (a gtk file chooser with embedded preview).

Installation Edit

Place background.jl in ~/.sawfish/lisp.

Then place preview-image-selector.jl in /usr/share/sawfish/lisp/sawfish/gtk/widgets or in $SAWFISH_USER_LISP_DIR/sawfish/gtk/widgets.

Put this code in ~/.sawfishrc:

(require 'backgrounds)
(add-hook 'after-initialization-hook set-background-hook)

Code Edit

;; background.jl
;; Based on Backgrounds-hack.jl
;; Author: Lucas Pandolfo

(defun set-background (path)
  (cond ((null path) nil)
  	(t (system (concat background-set-app " \"" path "\" &"))
  	   (if (not (null menu-changes-default-bg))
  	       (setq root-background path)))))

(defun set-background-hook ()
  (set-background root-background))

(defgroup background "Background")

(defcustom root-background nil
  "Current root background"
  :type preview-image-selector
  :group background
  :after-set set-background-hook)

(defcustom background-set-app "fbsetbg"
  "Application to set desktop background"
  :type program-name
  :group background
  :after-set set-background-hook)

(defcustom menu-changes-default-bg nil
  "Does the menu change the default background?"
  :type boolean
  :group background)

(provide 'background)

;; preview-image-selector.jl
;; Based on file.jl
;; Author: Lucas Pandolfo
;; TODO: -Resize preview preserving aspect

(define-structure sawfish.gtk.widgets.preview-image-selector

    (export )

    (open rep

  (define (make-preview-item changed-callback)
    (let* ((box (gtk-hbox-new nil box-spacing))
	   (entry (gtk-entry-new))
	   (button (gtk-file-chooser-button-new '() 'open))
	   (preview (gtk-image-new)))
      (gtk-container-set-border-width box box-border)
      (gtk-box-pack-start box entry)
      (gtk-box-pack-start box button)
      (when changed-callback
	 entry "changed" (make-signal-callback changed-callback)))

      (g-signal-connect button "update-preview" 
			(lambda (w) 
			  (let* ((filename (gtk-file-chooser-get-preview-filename w))
				 (pixbuf (gdk-pixbuf-new-from-file filename)))
			    (if pixbuf
				(progn (gtk-image-set-from-pixbuf preview (gdk-pixbuf-scale-simple pixbuf 256 200 'bilinear))
				       (gtk-file-chooser-set-preview-widget-active button t))
				(gtk-file-chooser-set-preview-widget-active button nil)))))

      (gtk-file-chooser-set-preview-widget button preview)

      (g-signal-connect button "file-set" (lambda (w) 
					    (gtk-entry-set-text entry (gtk-file-chooser-get-filename button))))
      (gtk-widget-show box)

      (lambda (op)
	(case op
	  ((set) (lambda (x)
		   (gtk-entry-set-text entry (and (stringp x) x))))
	  ((clear) (lambda ()
		     (gtk-entry-set-text entry "")))
	  ((ref) (lambda () (gtk-entry-get-text entry)))
	  ((gtk-widget) box)
	  ((validp) (lambda (x) (stringp x)))))))

  (define-widget-type 'preview-image-selector make-preview-item))

Also on Fandom

Random Wiki