From f297b2176cb2c431c6ffa03b6b74ad04615d97be Mon Sep 17 00:00:00 2001
From: Robert Buels <rbuels@gmail.com>
Date: Sat, 3 Nov 2012 18:06:25 -0400
Subject: [PATCH] add a "Save" button to the bottom of the export view dialog,
 so people can save the data if they want after they view it

---
 src/JBrowse/View/Track/ExportMixin.js | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/JBrowse/View/Track/ExportMixin.js b/src/JBrowse/View/Track/ExportMixin.js
index 0992c4e9b5..6209f77a4a 100644
--- a/src/JBrowse/View/Track/ExportMixin.js
+++ b/src/JBrowse/View/Track/ExportMixin.js
@@ -113,10 +113,26 @@ return {
                                                            readonly: true
                                                        });
                                 text.value = output;
+                                var content = text;
+                                if( ! (has('ie') < 10) ) { // data URL download doesn't work on IE < 10
+                                    var actionBar = dojo.create( 'div', {
+                                        className: 'dijitDialogPaneActionBar'
+                                    });
+                                    var saveButton = new dijitButton(
+                                        {
+                                            iconClass: 'dijitIconSave',
+                                            label: 'Save',
+                                            onClick: dojo.hitch(this, function() {
+                                                exportView.hide();
+                                                window.location.href="data:application/x-"+format.toLowerCase()+","+escape(output);
+                                            })
+                                        }).placeAt(actionBar);
+                                    content = [ content, actionBar ];
+                                }
                                 var exportView = new dijitDialog({
                                     className: 'export-view-dialog',
                                     title: format + ' export - <span class="locString">'+ region+'</span> ('+Util.humanReadableNumber(output.length)+'b)',
-                                    content: text
+                                    content: [ text, actionBar ]
                                 });
                                 aspect.after( exportView, 'hide', function() {
                                     text.parentNode.removeChild( text ); // manually unhook and free the (possibly huge) text area