Emacs widget icons
Emacs has few important widgets built-in. If you are using them, it would be helpful to know that you can customize their icons. You should look for :tag-glyph (buttons), :on-glyph and :off-glyph (radio, checkboxes and visibility) support in the widget. The value for these attributes should be a file name sans extension (xpm, xbm, gif, jpg, or png) located in ` widget-image-directory' or otherwise where ` find-image' will find it. You can create an insert button with plus.png image as an icon using following code: ;; Use widget-convert to assign an instance of a widget to a variable (setq w (widget-convert 'insert-button :tag-glyph "plus")) (widget-create w) ;; Use widget-create to insert the widget into the buffer (widget-create 'insert-button :tag-glyph "plus") ;; Following two lines are necessary to interact with the widget (use-local-map widget-keymap) (widget-setup) ;; Delete widgets if you want to reuse the buffer (mapc 'widget-f...