[gnus git] branch master updated: m0-7-46-gf39e572 =1= (eww-previous-url): New command.

       via  f39e57245fa29c620d0b9c499788a12504eebb2e (commit)
      from  c2cced874fe3e2cfb9694d8a43dec8401c9f93da (commit)


- Log -----------------------------------------------------------------
commit f39e57245fa29c620d0b9c499788a12504eebb2e
Author: Lars Magne Ingebrigtsen <[email protected]>
Date:   Mon Jun 10 11:47:26 2013 +0200

    (eww-previous-url): New command.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 8064dcd..0bd0fe8 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,6 +1,7 @@
 2013-06-10  Lars Magne Ingebrigtsen  <[email protected]>
 
 	* eww.el: Start writing a new, tiny web browser.
+	(eww-previous-url): New command.
 
 2013-06-10  Albert Krewinkel  <[email protected]>
 
diff --git a/lisp/eww.el b/lisp/eww.el
index e23e390..b43586b 100644
--- a/lisp/eww.el
+++ b/lisp/eww.el
@@ -30,13 +30,15 @@
 (require 'cl-lib)
 
 (defvar eww-current-url nil)
+(defvar eww-history nil)
+(defvar eww-current-page nil)
 
 (defun eww (url)
   "Fetch URL and render the page."
   (interactive "sUrl: ")
   (url-retrieve url 'eww-render (list url)))
 
-(defun eww-render (status url)
+(defun eww-render (status url &optional point)
   (let* ((headers (eww-parse-headers))
 	 (content-type
 	  (mail-header-parse-content-type
@@ -48,6 +50,7 @@
 			"utf8"))))
 	 (data-buffer (current-buffer)))
     (unwind-protect
+	(progn
 	(cond
 	 ((equal (car content-type) "text/html")
 	  (eww-display-html charset url))
@@ -55,6 +58,8 @@
 	  (eww-display-image))
 	 (t
 	  (eww-display-raw charset)))
+	  (when point
+	    (goto-char point)))
       (kill-buffer data-buffer))))
 
 (defun eww-parse-headers ()
@@ -102,6 +107,10 @@
 (defvar eww-mode-map
   (let ((map (make-sparse-keymap)))
     (define-key map "q" 'eww-quit)
+    (define-key map [tab] 'widget-forward)
+    (define-key map [backtab] 'widget-backward)
+    (define-key map "p" 'eww-previous-url)
+    ;;(define-key map "n" 'eww-next-url)
     map))
 
 (defun eww-mode ()
@@ -112,8 +121,22 @@
   (setq major-mode 'eww-mode
 	mode-name "eww")
   (set (make-local-variable 'eww-current-url) 'author)
+  (set (make-local-variable 'browse-url-browser-function) 'eww-browse-url)
   (use-local-map eww-mode-map))
 
+(defun eww-browse-url (url &optional new-window)
+  (push (list eww-current-url (point))
+	eww-history)
+  (eww url))
+
+(defun eww-previous-url ()
+  "Go to the previously displayed page."
+  (interactive)
+  (when (zerop (length eww-history))
+    (error "No previous page"))
+  (let ((prev (pop eww-history)))
+    (url-retrieve (car prev) 'eww-render (list (car prev) (cadr prev)))))
+
 (provide 'eww)
 
 ;;; eww.el ends here

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Summary of changes:
 lisp/ChangeLog |    1 +
 lisp/eww.el    |   39 +++++++++++++++++++++++++++++++--------
 2 files changed, 32 insertions(+), 8 deletions(-)

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