From 38d354c1990a6827050ef73979251121fb94a12e Mon Sep 17 00:00:00 2001
From: "john.j.camilleri" <john.j.camilleri@chalmers.se>
Date: Wed, 29 Jan 2014 13:21:52 +0000
Subject: [PATCH] RGL browser: add recent modules list

---
 lib/doc/browse/script.js | 26 ++++++++++++++++++++++++--
 lib/doc/browse/style.css |  8 ++++++++
 2 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/lib/doc/browse/script.js b/lib/doc/browse/script.js
index 9c1660d67..04d07520f 100644
--- a/lib/doc/browse/script.js
+++ b/lib/doc/browse/script.js
@@ -43,6 +43,7 @@ function Thing() {
         index: undefined,
         lookup: {},
         loadCount: 0,
+	recentCount: 5,
         language: undefined, // lang of drop-down
         current: { // current file
             language: undefined,
@@ -223,13 +224,17 @@ function Thing() {
                     t.searchModule($(this).val());
                 })
                 .appendTo("#languages");
-
 	    $("<a>")
 		.attr('href','#')
 		.click(t.clearSearchModule)
 		.html("Clear")
                 .appendTo("#languages");
 
+	    // Recent modules
+	    var recent = $("<div>")
+		.attr('id', 'recent')
+                .appendTo("#languages");
+
             // Initialize API results
             t.initAPI();
 
@@ -257,7 +262,7 @@ function Thing() {
                 .attr('href', "#"+lang+"/"+module+".gf")
                 .appendTo("#modules");
         }
-    };
+    }
 
     // Load both scope & source for a file
     this.loadFile = function(lang, module, lineNo){
@@ -267,6 +272,23 @@ function Thing() {
         t.loadSourceFile(lang, module, lineNo);
         if ($('.tab.api').hasClass('active'))
 	    t.showPanel("#scope");
+	t.addRecent(lang, module);
+    }
+
+    // Add item to recent list
+    this.addRecent = function(lang, module) {
+	var full_module = lang+'/'+module;
+	// If already there, do nothing
+	if ($('#recent').text().indexOf(full_module) > -1) return;
+	// Delete oldest if at limit
+	if ($('#recent a').length >= t.state.recentCount) {
+	    $('#recent a').last().remove();
+	}
+	// Add it
+	$('<a>')
+            .html(full_module)
+            .attr('href', "#"+lang+"/"+module+".gf")
+            .prependTo("#recent");
     }
 
     // Load a tags file
diff --git a/lib/doc/browse/style.css b/lib/doc/browse/style.css
index ae556ec1c..10e4dd3c7 100644
--- a/lib/doc/browse/style.css
+++ b/lib/doc/browse/style.css
@@ -47,11 +47,19 @@ header h1 {
 #language_select {
   width:100%;
 }
+#recent {
+  border-bottom:1px #999 solid;
+}
+#recent a {
+  color: #999;
+}
+#recent a,
 #modules a {
   display: block;
   text-decoration: none;
   margin: 2px 5px;
 }
+#recent a:hover,
 #modules a:hover {
   text-decoration:underline;
 }