Updated continuing of last save session: by default ask what to do and provide...

Updated continuing of last save session: by default ask what to do and provide an option to make the choice the default behaviour.

vispa/static/js/workspaces.js

@@ -30,7 +30,7 @@ define([
             descr: "Continue the last saved session for a workspace upon connection.",
             selection: ["always", "ask", "never"],
             type: "string",
-            value: "never"
+            value: "ask"
         }
       }, { title: "Workspace Handler" });
 
@@ -883,6 +883,14 @@ define([
 
       if (state && state.centerView) {
         var loader = function(confirmed) {
+          // Dialog was shown
+          if (this instanceof Dialog)  {
+            this.close();
+            if (this.$footer.find("input")[0].checked) {
+              vispa.workspaces.preferences.continueSession = confirmed ? "always" : "never";
+              vispa.workspaces.pushPreferences();
+            }
+          }
           if (confirmed) {
             // we can't do this all in one run or we'll kill the browser
             self.setLoading(true);
@@ -916,7 +924,45 @@ define([
         
         switch(vispa.workspaces.preferences.continueSession || "never") {
           case "ask":
-            this.confirm("Do you want to load the last saved session?", loader);
+            var dialog = new Dialog();
+            var opts = {};
+
+            opts.header = "<i class='glyphicon glyphicon-question-sign'></i> Confirm";
+
+            opts.body = "Do you want to load the last saved session?";
+            opts.wrapBody = true;
+        
+            opts.footer = [
+              $('<div class="checkbox"><label><input type="checkbox"> Remember choice</label></div>').css({
+                display: "inline-block",
+                float: "left"
+              }).tooltip({
+                title: "This setting can be changed any time in the Preferences.",
+                placement: "right",
+                delay: {
+                  show: 300,
+                  hide: 0
+                }
+              }),
+              Dialog._makeButton(dialog, {
+                label: "No",
+                callback: loader.bind(dialog, false),
+              }),
+              Dialog._makeButton(dialog, {
+                label: "Yes",
+                className: "btn-primary",
+                callback: loader.bind(dialog, true),
+              })
+            ];
+            opts.wrapFooter = true;
+        
+            dialog.on("show", function() {
+              dialog.$footer.find("button.btn-primary").focus();
+            });
+        
+            dialog.setOptions(opts);
+            dialog.show();
+        
             break;
           case "always":
             loader(true);