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[Emacs-diffs] /srv/bzr/emacs/trunk r108147: * lisp/buff-menu.el (list-bu
From: |
Stefan Monnier |
Subject: |
[Emacs-diffs] /srv/bzr/emacs/trunk r108147: * lisp/buff-menu.el (list-buffers--refresh): Mark `size' as right-align. |
Date: |
Mon, 07 May 2012 12:29:55 -0400 |
User-agent: |
Bazaar (2.3.1) |
------------------------------------------------------------
revno: 108147
committer: Stefan Monnier <address@hidden>
branch nick: trunk
timestamp: Mon 2012-05-07 12:29:55 -0400
message:
* lisp/buff-menu.el (list-buffers--refresh): Mark `size' as right-align.
* lisp/emacs-lisp/tabulated-list.el (tabulated-list-init-header):
Handle new :right-align column property.
(tabulated-list-print-col): Idem, plus use `display' text-property to
try and preserve alignment for variable pitch fonts.
modified:
lisp/ChangeLog
lisp/buff-menu.el
lisp/emacs-lisp/tabulated-list.el
=== modified file 'lisp/ChangeLog'
--- a/lisp/ChangeLog 2012-05-07 05:37:38 +0000
+++ b/lisp/ChangeLog 2012-05-07 16:29:55 +0000
@@ -1,3 +1,11 @@
+2012-05-07 Stefan Monnier <address@hidden>
+
+ * buff-menu.el (list-buffers--refresh): Mark `size' as right-align.
+ * emacs-lisp/tabulated-list.el (tabulated-list-init-header):
+ Handle new :right-align column property.
+ (tabulated-list-print-col): Idem, plus use `display' text-property to
+ try and preserve alignment for variable pitch fonts.
+
2012-05-07 Chong Yidong <address@hidden>
* emacs-lisp/tabulated-list.el: Add no-header-line alternative.
@@ -11,8 +19,8 @@
(tabulated-list-col-sort): Handle non-header-line button case.
(tabulated-list--sort-by-column-name): Fix a corner case.
- * buff-menu.el (list-buffers--refresh): Handle
- Buffer-menu-use-header-line.
+ * buff-menu.el (list-buffers--refresh):
+ Handle Buffer-menu-use-header-line.
2012-05-06 Chong Yidong <address@hidden>
@@ -32,7 +40,7 @@
(Buffer-menu-bury): Use Tabulated List machinery.
(Buffer-menu-mouse-select, Buffer-menu-sort-by-column)
(Buffer-menu-sort-button-map, Buffer-menu-make-sort-button):
- Deleted.
+ Delete.
(list-buffers--refresh): New function.
(list-buffers-noselect): Use it.
(tabulated-list-entry-size->, Buffer-menu--pretty-name)
=== modified file 'lisp/buff-menu.el'
--- a/lisp/buff-menu.el 2012-05-07 05:37:38 +0000
+++ b/lisp/buff-menu.el 2012-05-07 16:29:55 +0000
@@ -269,6 +269,7 @@
(message
"Commands: d, s, x, u; f, o, 1, 2, m, v; ~, %%; q to quit; ? for help."))
+;;;###autoload
(defun list-buffers (&optional arg)
"Display a list of existing buffers.
The list is displayed in a buffer named \"*Buffer List*\".
@@ -543,6 +544,7 @@
;;; Functions for populating the Buffer Menu.
+;;;###autoload
(defun list-buffers-noselect (&optional files-only buffer-list)
"Create and return a Buffer Menu buffer.
This is called by `buffer-menu' and others as a subroutine.
@@ -571,7 +573,8 @@
'("R" 1 t :pad-right 0)
'("M" 1 t)
`("Buffer" ,name-width t)
- `("Size" ,size-width tabulated-list-entry-size->)
+ `("Size" ,size-width tabulated-list-entry-size->
+ :right-align t)
`("Mode" ,Buffer-menu-mode-width t)
'("File" 1 t))))
(setq tabulated-list-use-header-line Buffer-menu-use-header-line)
=== modified file 'lisp/emacs-lisp/tabulated-list.el'
--- a/lisp/emacs-lisp/tabulated-list.el 2012-05-07 05:37:38 +0000
+++ b/lisp/emacs-lisp/tabulated-list.el 2012-05-07 16:29:55 +0000
@@ -52,6 +52,7 @@
of `tabulated-list-entries'.
- PROPS is a plist of additional column properties.
Currently supported properties are:
+ - `:right-align': if non-nil, the column should be right-aligned.
- `:pad-right': Number of additional padding spaces to the
right of the column (defaults to 1 if omitted).")
(make-variable-buffer-local 'tabulated-list-format)
@@ -179,6 +180,7 @@
(defun tabulated-list-init-header ()
"Set up header line for the Tabulated List buffer."
+ ;; FIXME: Should share code with tabulated-list-print-col!
(let ((x (max tabulated-list-padding 0))
(button-props `(help-echo "Click to sort by column"
mouse-face highlight
@@ -190,8 +192,9 @@
(label (nth 0 col))
(width (nth 1 col))
(props (nthcdr 3 col))
- (pad-right (or (plist-get props :pad-right) 1)))
- (setq x (+ x pad-right width))
+ (pad-right (or (plist-get props :pad-right) 1))
+ (right-align (plist-get props :right-align))
+ (next-x (+ x pad-right width)))
(push
(cond
;; An unsortable column
@@ -202,10 +205,8 @@
(apply 'propertize
(concat label
(cond
- ((> (+ 2 (length label)) width)
- "")
- ((cdr tabulated-list-sort-key)
- " ▲")
+ ((> (+ 2 (length label)) width) "")
+ ((cdr tabulated-list-sort-key) " ▲")
(t " ▼")))
'face 'bold
'tabulated-list-column-name label
@@ -215,11 +216,22 @@
'tabulated-list-column-name label
button-props)))
cols)
+ (when right-align
+ (let ((shift (- width (string-width (car cols)))))
+ (when (> shift 0)
+ (setq cols
+ (cons (car cols)
+ (cons (propertize (make-string shift ?\s)
+ 'display
+ `(space :align-to ,(+ x shift)))
+ (cdr cols))))
+ (setq x (+ x shift)))))
(if (> pad-right 0)
(push (propertize " "
- 'display `(space :align-to ,x)
+ 'display `(space :align-to ,next-x)
'face 'fixed-pitch)
- cols))))
+ cols))
+ (setq x next-x)))
(setq cols (apply 'concat (nreverse cols)))
(if tabulated-list-use-header-line
(setq header-line-format cols)
@@ -276,7 +288,7 @@
(erase-buffer)
(unless tabulated-list-use-header-line
(tabulated-list-print-fake-header))
- ;; Sort the buffers, if necessary.
+ ;; Sort the entries, if necessary.
(when (and tabulated-list-sort-key
(car tabulated-list-sort-key))
(let* ((sort-column (car tabulated-list-sort-key))
@@ -332,29 +344,43 @@
N is the column number, COL-DESC is a column descriptor \(see
`tabulated-list-entries'), and X is the column number at point.
Return the column number after insertion."
+ ;; TODO: don't truncate to `width' if the next column is align-right
+ ;; and has some space left.
(let* ((format (aref tabulated-list-format n))
(name (nth 0 format))
(width (nth 1 format))
(props (nthcdr 3 format))
(pad-right (or (plist-get props :pad-right) 1))
+ (right-align (plist-get props :right-align))
(label (if (stringp col-desc) col-desc (car col-desc)))
+ (label-width (string-width label))
(help-echo (concat (car format) ": " label))
(opoint (point))
(not-last-col (< (1+ n) (length tabulated-list-format))))
;; Truncate labels if necessary (except last column).
(and not-last-col
- (> (string-width label) width)
- (setq label (truncate-string-to-width label width nil nil t)))
+ (> label-width width)
+ (setq label (truncate-string-to-width label width nil nil t)
+ label-width width))
(setq label (bidi-string-mark-left-to-right label))
+ (when (and right-align (> width label-width))
+ (let ((shift (- width label-width)))
+ (insert (propertize (make-string shift ?\s)
+ 'display `(space :align-to ,(+ x shift))))
+ (setq width (- width shift))
+ (setq x (+ x shift))))
(if (stringp col-desc)
(insert (propertize label 'help-echo help-echo))
(apply 'insert-text-button label (cdr col-desc)))
- (setq x (+ x pad-right width))
- ;; No need to append any spaces if this is the last column.
- (if not-last-col
- (indent-to x pad-right))
- (put-text-property opoint (point) 'tabulated-list-column-name name)
- x))
+ (let ((next-x (+ x pad-right width)))
+ ;; No need to append any spaces if this is the last column.
+ (when not-last-col
+ (when (> pad-right 0) (insert (make-string pad-right ?\s)))
+ (insert (propertize
+ (make-string (- next-x x label-width pad-right) ?\s)
+ 'display `(space :align-to ,next-x))))
+ (put-text-property opoint (point) 'tabulated-list-column-name name)
+ next-x)))
(defun tabulated-list-delete-entry ()
"Delete the Tabulated List entry at point.
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- [Emacs-diffs] /srv/bzr/emacs/trunk r108147: * lisp/buff-menu.el (list-buffers--refresh): Mark `size' as right-align.,
Stefan Monnier <=