(desktop-save): Save the buffer name if the uniquified base name is empty.

[bpt/emacs.git] / lisp / wid-edit.el

diff --git a/lisp/wid-edit.el b/lisp/wid-edit.el
index 72cff55..26c77e1 100644 (file)
--- a/lisp/wid-edit.el
+++ b/lisp/wid-edit.el
@@ -1,7 +1,7 @@
 ;;; wid-edit.el --- Functions for creating and using widgets -*-byte-compile-dynamic: t;-*-
 ;;
 ;; Copyright (C) 1996, 1997, 1999, 2000, 2001, 2002, 2003,
-;;   2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+;;   2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 ;;
 ;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
 ;; Maintainer: FSF
@@ -405,7 +405,17 @@ new value.")
     (unless (widget-get widget :suppress-face)
       (overlay-put overlay 'face (widget-apply widget :button-face-get))
       (overlay-put overlay 'mouse-face
-                  (widget-apply widget :mouse-face-get)))
+                  ;; Make new list structure for the mouse-face value
+                  ;; so that different widgets will have
+                  ;; different `mouse-face' property values
+                  ;; and will highlight separately.
+                  (let ((mouse-face-value
+                         (widget-apply widget :mouse-face-get)))
+                    ;; If it's a list, copy it.
+                    (if (listp mouse-face-value)
+                        (copy-sequence mouse-face-value)
+                      ;; If it's a symbol, put it in a list.
+                      (list mouse-face-value)))))
     (overlay-put overlay 'pointer 'hand)
     (overlay-put overlay 'follow-link follow-link)
     (overlay-put overlay 'help-echo help-echo)))
@@ -478,7 +488,7 @@ new value.")
 ;;; Widget Properties.
 
 (defsubst widget-type (widget)
-  "Return the type of WIDGET, a symbol."
+  "Return the type of WIDGET.  The type is a symbol."
   (car widget))
 
 ;;;###autoload
@@ -656,7 +666,9 @@ button is pressed or inactive, respectively.  These are currently ignored."
       (progn (widget-put widget :suppress-face t)
             (insert-image image
                           (propertize
-                           tag 'mouse-face widget-button-pressed-face)))
+                            ;; Use a `list' so it's unique and won't get
+                            ;; accidentally merged with neighbouring images.
+                           tag 'mouse-face (list widget-button-pressed-face))))
     (insert tag)))
 
 (defun widget-move-and-invoke (event)
@@ -862,7 +874,9 @@ button end points."
     (define-key map [backtab] 'widget-backward)
     (define-key map [down-mouse-2] 'widget-button-click)
     (define-key map [down-mouse-1] 'widget-button-click)
-    (define-key map "\C-m" 'widget-button-press)
+    ;; The following definition needs to avoid using escape sequences that
+    ;; might get converted to ^M when building loaddefs.el
+    (define-key map [(control ?m)] 'widget-button-press)
     map)
   "Keymap containing useful binding for buffers containing widgets.
 Recommended as a parent keymap for modes using widgets.")
@@ -1438,7 +1452,7 @@ The value of the :type attribute should be an unconverted widget type."
 
 (defun widget-default-complete (widget)
   "Call the value of the :complete-function property of WIDGET.
-If that does not exists, call the value of `widget-complete-field'."
+If that does not exist, call the value of `widget-complete-field'."
   (call-interactively (or (widget-get widget :complete-function)
                          widget-complete-field)))
 
@@ -3031,7 +3045,7 @@ widget.  If that isn't a list, it's evalled and expected to yield a list."
             ;; Replace field with completion in case its case is different.
             (delete-region (widget-field-start widget)
                            (widget-field-end widget))
-            (insert-and-inherit (car (assoc-ignore-case prefix alist))))
+            (insert-and-inherit (car (assoc-string prefix alist t))))
           (message "Only match"))
          ((null completion)
           (error "No match"))
@@ -3290,7 +3304,7 @@ It reads a directory name from an editable text field."
       (setq unread-command-events (cons ev unread-command-events)
            ev (read-quoted-char (format "Enter code (radix %d)" read-quoted-char-radix))
            tr nil)
-      (if (and (integerp ev) (not (char-valid-p ev)))
+      (if (and (integerp ev) (not (characterp ev)))
          (insert (char-to-string ev))))  ;; throw invalid char error
     (setq ev (key-description (list ev)))
     (when (arrayp tr)