Add viewer for protocol-info

part of darcs patch Thu Sep 22 18:29:43 EEST 2005  Martin Gasbichler <gasbichl@informatik.uni-tuebingen.de>

scheme/network-viewer.scm

@@ -70,3 +70,70 @@
 
 (register-plugin!
  (make-view-plugin make-service-info-viewer service-info?))
+
+(define (make-protocol-info-select-list pi num-lines)
+  (make-select-list
+   (append
+    (list
+     (make-unmarked-text-element 
+      (cons 'name (protocol-info:name pi))
+      #t
+      (format #f "Name: ~a" (protocol-info:name pi)))
+     (make-unmarked-text-element 
+      (cons 'number (protocol-info:number pi))
+      #t
+      (format #f "Number: ~a" (number->string 
+                             (protocol-info:number pi))))
+     (make-unmarked-text-element
+      (cons 'text "") #f "Aliases:"))
+    (map (lambda (alias)
+           (make-unmarked-text-element
+            (cons 'alias alias) #t
+            (format #f "  ~a" alias)))
+         (protocol-info:aliases pi)))
+   num-lines))
+
+(define (make-protocol-info-viewer pi buffer)
+  (let ((pi pi)
+        (select-list 
+         (make-protocol-info-select-list 
+          pi (result-buffer-num-lines buffer))))
+    
+    (define (prepare-selection-for-scheme-mode sel)
+      (format #f "(~a)"
+              (string-join 
+               (map write-to-string (map cdr sel)))))
+    
+    (define (prepare-selection-for-command-mode sel)
+      (string-join (map display-to-string (map cdr sel))))
+
+    (define (get-selection-as-text self for-scheme-mode? focus-object-table)
+      (paste-selection (select-list-get-selection select-list)
+                       (select-list-has-marks? select-list)
+                       for-scheme-mode? 
+                       (lambda (se)
+                         (write-to-string (cdr se)))
+                       (lambda (se)
+                         (display-to-string (cdr se)))))
+    
+    (lambda (message)
+      (case message
+        ((paint)
+         (lambda (self win buffer have-focus?)
+           (paint-selection-list-at select-list 1 1 win
+                                    (result-buffer-num-cols buffer)
+                                    have-focus?)))
+        ((key-press)
+         (lambda (self key control-x-pressed?)
+           (set! select-list
+                 (select-list-handle-key-press select-list key))
+           self))
+        ((get-selection-as-text)
+         get-selection-as-text)
+        ((get-selection-as-ref)
+         "UII get-selection-as-ref")
+        (else
+         (error "protocol-info-viewer unknown message" message))))))
+
+(register-plugin!
+ (make-view-plugin make-protocol-info-viewer protocol-info?))