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Remove last XEmacs compat code from tree-widget.el

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* lisp/tree-widget.el (tree-widget-image-properties-xemacs)
(tree-widget-set-theme, tree-widget--cursors)
(tree-widget-image-properties, tree-widget-button-keymap)
(tree-widget-icon, tree-widget-value-create): Remove XEmacs compat
code.
This commit is contained in:
Stefan Kangas 2019-10-20 22:36:25 +02:00
parent deb7e01fab
commit eaf85a463f
1 changed files with 8 additions and 28 deletions
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36
lisp/tree-widget.el
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@ -190,11 +190,6 @@ icon widgets used to draw the tree. By default these images are used:
"Default properties of Emacs images."
:type 'plist)
(defcustom tree-widget-image-properties-xemacs
nil
"Default properties of XEmacs images."
:type 'plist)
(defcustom tree-widget-space-width 0.5
"Amount of space between an icon image and a node widget.
Must be a valid space :width display property.
@ -262,10 +257,7 @@ Typically it should contain something like this:
(tree-widget-set-parent-theme \"my-parent-theme\")
(tree-widget-set-image-properties
(if (featurep \\='xemacs)
\\='(:ascent center)
\\='(:ascent center :mask (heuristic t))
))"
\\='(:ascent center :mask (heuristic t)))"
(or name (setq name (or tree-widget-theme "default")))
(unless (string-equal name (tree-widget-theme-name))
(set (make-local-variable 'tree-widget--theme)
@ -326,8 +318,7 @@ has been found accessible."
(defconst tree-widget--cursors
;; Pointer shapes when the mouse pointer is over inactive
;; tree-widget images. This feature works since Emacs 22, and
;; ignored on older versions, and XEmacs.
;; tree-widget images.
'(
("guide" . arrow)
("no-guide" . arrow)
@ -345,9 +336,8 @@ theme."
(defsubst tree-widget-image-properties (name)
"Return the properties of image NAME in current theme.
Default global properties are provided for respectively Emacs and
XEmacs in the variables `tree-widget-image-properties-emacs', and
`tree-widget-image-properties-xemacs'."
Default global properties are provided in the variable
`tree-widget-image-properties-emacs'."
;; Add the pointer shape
(cons :pointer
(cons (or (cdr (assoc name tree-widget--cursors)) 'hand)
@ -406,14 +396,8 @@ EVENT is the mouse event received."
(defvar tree-widget-button-keymap
(let ((km (make-sparse-keymap)))
(if (boundp 'widget-button-keymap)
;; XEmacs
(progn
(set-keymap-parent km widget-button-keymap)
(define-key km [button1] 'tree-widget-button-click))
;; Emacs
(set-keymap-parent km widget-keymap)
(define-key km [down-mouse-1] 'tree-widget-button-click))
(set-keymap-parent km widget-keymap)
(define-key km [down-mouse-1] 'tree-widget-button-click)
km)
"Keymap used inside node buttons.
Handle mouse button 1 click on buttons.")
@ -421,8 +405,7 @@ Handle mouse button 1 click on buttons.")
(define-widget 'tree-widget-icon 'push-button
"Basic widget other tree-widget icons are derived from."
:format "%[%t%]"
:button-keymap tree-widget-button-keymap ; XEmacs
:keymap tree-widget-button-keymap ; Emacs
:keymap tree-widget-button-keymap
:create 'tree-widget-icon-create
:action 'tree-widget-icon-action
:help-echo 'tree-widget-icon-help-echo
@ -616,8 +599,6 @@ This hook should be local in the buffer setup to display widgets.")
(widget-get tree :dynargs)))
tree))
(defvar widget-glyph-enable) ; XEmacs
(defun tree-widget-value-create (tree)
"Create the TREE tree-widget."
(let* ((node (tree-widget-node tree))
@ -626,8 +607,7 @@ This hook should be local in the buffer setup to display widgets.")
;; Setup widget's image support. Looking up for images, and
;; setting widgets' :tag-glyph is done here, to allow us to
;; dynamically change the image theme.
(widget-image-enable (tree-widget-use-image-p)) ; Emacs
(widget-glyph-enable widget-image-enable) ; XEmacs
(widget-image-enable (tree-widget-use-image-p))
children buttons)
(and indent (not (widget-get tree :parent))
(insert-char ?\ indent))