Variable: tree-widget-theme
tree-widget-theme is a customizable variable defined in
tree-widget.el.gz.
Value
nil
Documentation
Name of the theme in which to look for images.
This is a sub directory of the themes directory specified by the
tree-widget-themes-directory option.
The default theme is "default". When an image is not found in a
theme, it is searched in its parent theme.
A complete theme must at least contain images with these file names
with a supported extension (see also tree-widget-image-formats):
"guide"
A vertical guide line.
"no-guide"
An invisible vertical guide line.
"end-guide"
End of a vertical guide line.
"handle"
Horizontal guide line that joins the vertical guide line to an icon.
"no-handle"
An invisible handle.
Plus images whose name is given by the :glyph-name property of the icon widgets used to draw the tree. By default these images are used:
"open"
Icon associated to an expanded tree.
"close"
Icon associated to a collapsed tree.
"empty"
Icon associated to an expanded tree with no child.
"leaf"
Icon associated to a leaf node.
Source Code
;; Defined in /usr/src/emacs/lisp/tree-widget.el.gz
(defcustom tree-widget-theme nil
"Name of the theme in which to look for images.
This is a sub directory of the themes directory specified by the
`tree-widget-themes-directory' option.
The default theme is \"default\". When an image is not found in a
theme, it is searched in its parent theme.
A complete theme must at least contain images with these file names
with a supported extension (see also `tree-widget-image-formats'):
\"guide\"
A vertical guide line.
\"no-guide\"
An invisible vertical guide line.
\"end-guide\"
End of a vertical guide line.
\"handle\"
Horizontal guide line that joins the vertical guide line to an icon.
\"no-handle\"
An invisible handle.
Plus images whose name is given by the :glyph-name property of the
icon widgets used to draw the tree. By default these images are used:
\"open\"
Icon associated to an expanded tree.
\"close\"
Icon associated to a collapsed tree.
\"empty\"
Icon associated to an expanded tree with no child.
\"leaf\"
Icon associated to a leaf node."
:type '(choice (const :tag "Default" nil)
(string :tag "Name")))