From 0cb71508ef5073294c4d1959afa666dbc435325a Mon Sep 17 00:00:00 2001
From: mainzelm <mainzelm>
Date: Tue, 31 May 2005 14:54:04 +0000
Subject: [PATCH] Browser for user-info

---
 scheme/nuit-packages.scm   | 16 ++++++++++++
 scheme/user-group-info.scm | 53 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 scheme/user-group-info.scm

diff --git a/scheme/nuit-packages.scm b/scheme/nuit-packages.scm
index 59b9503..f80dadc 100644
--- a/scheme/nuit-packages.scm
+++ b/scheme/nuit-packages.scm
@@ -86,6 +86,20 @@
 	tty-debug)
   (files process))
 
+;;; user/group viewer plugin
+
+(define-structure user-group-info-plugin (export)
+  (open scheme-with-scsh
+        define-record-types
+        (subset primitives (record-ref record?))
+
+        plugin
+        layout
+        select-list
+        tty-debug)
+  (files user-group-info))
+  
+
 ;;; file list view plugin
 
 (define-structure dirlist-view-plugin (export)
@@ -124,6 +138,7 @@
     (export make-standard-viewer)
   (open scheme
 
+        tty-debug
 	objects
 	layout)
   (files std-viewer))
@@ -326,6 +341,7 @@
 	select-list
 	;; the following modules are plugins
 	dirlist-view-plugin
+        user-group-info-plugin
 	process-viewer
 	standard-command-plugin
 	standard-viewer
diff --git a/scheme/user-group-info.scm b/scheme/user-group-info.scm
new file mode 100644
index 0000000..4ff1103
--- /dev/null
+++ b/scheme/user-group-info.scm
@@ -0,0 +1,53 @@
+(define (make-ui-select-list ui num-lines)
+  (make-select-list
+   (list (make-unmarked-element (user-info:name ui)
+                                #t
+                                (user-info:name ui))
+         (make-unmarked-element (user-info:uid ui)
+                                #t
+                                (number->string (user-info:uid ui)))
+         (make-unmarked-element (user-info:gid ui)
+                                #t
+                                (number->string (user-info:gid ui)))
+         (make-unmarked-element (user-info:home-dir ui)
+                                #t
+                                (user-info:home-dir ui))
+         (make-unmarked-element (user-info:shell ui)
+                                #t
+                                (user-info:shell ui)))
+   num-lines))
+
+(define (make-user-info-browser ui buffer)
+  (let ((ui ui)
+        (buffer buffer)
+        (selection-list 
+         (make-ui-select-list ui (result-buffer-num-lines buffer))))
+    (lambda (message)
+      (case message
+        ((paint)
+         (lambda (self . args)
+           (apply paint-selection-list
+                  selection-list args)))
+        ((key-press)
+         (lambda (self key control-x-pressed?)
+           (set! selection-list
+                 (select-list-handle-key-press
+                  selection-list key))
+           self))
+        (else
+         (error "unknown message in make-user-info-browser" message))))))
+
+
+;; scsh fails to export user-info? and group-info?...
+(define user-info-type (record-ref (user-info 0) 0))
+(define (user-info? x)
+  (and (record? x)
+       (eq? (record-ref x 0) user-info-type)))
+
+(define group-info-type (record-ref (group-info 0) 0))
+(define (group-info? x)
+  (and (record? x)
+       (eq? (record-ref x 0) group-info-type)))
+
+(register-plugin!
+ (make-view-plugin make-user-info-browser user-info?))
\ No newline at end of file