-(defvar elopher-image-buffer "")
-
-(defun elopher-image-filter (proc string)
- (setq elopher-image-buffer (concat elopher-image-buffer string)))
-
-(defun elopher-image-sentinel (proc event)
- (let ((inhibit-read-only t))
- (insert-image (create-image elopher-image-buffer))))
-
-(defun elopher-get-image (selector host port)
- (setq elopher-image-buffer "")
- (elopher-get-selector selector host port
- #'elopher-image-filter
- #'elopher-image-sentinel))
-
-;; Start page retrieval
-
-(defun elopher-get-start-page (&optional selector host port)
- "Display start page. SELECTOR, HOST and PORT are unused."
- (let ((inhibit-read-only t))
- (erase-buffer)
- (save-excursion
- (elopher-render-complete-records elopher-start-page))))
-
-;;; Navigation methods
+(defun elopher-get-image-node ()
+ (let ((content (elopher-node-content elopher-current-node))
+ (address (elopher-node-address elopher-current-node)))
+ (if content
+ (progn
+ (let ((inhibit-read-only t))
+ (insert-image content))
+ (setq cursor-type nil)
+ (elopher-restore-pos))
+ (progn
+ (let ((inhibit-read-only t))
+ (insert "LOADING IMAGE..."))
+ (elopher-get-selector address
+ (lambda (proc event)
+ (let ((image (create-image
+ (string-as-unibyte elopher-selector-string)
+ nil t))
+ (inhibit-read-only t))
+ (erase-buffer)
+ (insert-image image)
+ (setq cursor-type nil)
+ (elopher-restore-pos)
+ (elopher-set-node-content elopher-current-node image))))))))
+
+;; Search retrieval
+
+(defun elopher-get-search-node ()
+ (let* ((content (elopher-node-content elopher-current-node))
+ (address (elopher-node-address elopher-current-node))
+ (search-address (elopher-make-address (concat (elopher-address-selector address)
+ "\t"
+ (read-from-minibuffer "Query: "))
+ (elopher-address-host address)
+ (elopher-address-port address))))
+ (let ((inhibit-read-only t))
+ (insert "LOADING RESULTS..."))
+ (elopher-get-selector search-address
+ (lambda (proc event)
+ (let ((inhibit-read-only t))
+ (erase-buffer)
+ (elopher-insert-index elopher-selector-string))
+ (elopher-restore-pos)
+ (elopher-set-node-content elopher-current-node
+ (buffer-string))))))
+
+
+;;; Navigation procedures