Added pivoting btwn op defs and pipeline. Fixes #232

WIP #232 Added jump to op def button in selection

WIP #232 Added returning to pipeline

src/visualizers/panels/ForgeActionButton/Actions.js

@@ -178,6 +178,8 @@ define([
         });
     };
 
+    var returnToLastPipeline = () => 
+        WebGMEGlobal.State.registerActiveObject(window.DeepForge.lastPipeline);
     return {
         // Meta nodes
         MyPipelines_META: [
@@ -215,6 +217,14 @@ define([
                 action: uploadArtifact
             }
         ],
+        Operation_META: [
+            {
+                name: 'Return to Pipeline',
+                icon: 'input',
+                filter: () => window.DeepForge && window.DeepForge.lastPipeline,
+                action: returnToLastPipeline
+            }
+        ],
 
         // Instances
         Data: [

src/visualizers/panels/ForgeActionButton/ForgeActionButton.js

@@ -37,14 +37,19 @@ define([
             base = this.client.getNode(node.getMetaTypeId()),
             isMeta = base && base.getId() === node.getId(),
             suffix = isMeta ? '_META' : '',
+            actions,
             basename;
 
-        while (base && !ACTIONS[basename]) {
+        while (base && !(actions && actions.length)) {
             basename = base.getAttribute('name') + suffix;
             base = this.client.getNode(base.getBaseId());
+            actions = ACTIONS[basename];
+            if (actions) {
+                actions = actions.filter(action => !action.filter || action.filter());
+            }
         }
 
-        return ACTIONS[basename] || [];
+        return actions || [];
     };
 
     ForgeActionButton.prototype.onNodeLoad = function(nodeId) {

src/visualizers/widgets/PipelineEditor/Buttons.js

@@ -0,0 +1,82 @@
+/*globals define, WebGMEGlobal*/
+define([
+    'widgets/EasyDAG/Buttons'
+], function(
+    EasyDAGButtons
+) {
+
+    // Create a GoToBase button
+    var client = WebGMEGlobal.Client,
+        LocalOps = {
+            ArtifactLoader: true,
+            Save: true
+        };
+
+    var GoToBase = function(params) {
+        // Check if it should be disabled
+        var baseId = this._getBaseId(params.item),
+            base = client.getNode(baseId);
+
+        params.disabled = base ? base.isLibraryElement() : false;
+        EasyDAGButtons.ButtonBase.call(this, params);
+    };
+
+    GoToBase.SIZE = 10;
+    GoToBase.BORDER = 5;
+    GoToBase.prototype.BTN_CLASS = 'add';
+    GoToBase.prototype = new EasyDAGButtons.ButtonBase();
+
+    GoToBase.prototype._render = function() {
+        var lineRadius = GoToBase.SIZE - GoToBase.BORDER,
+            btnColor = '#90caf9',
+            lineColor = '#7986cb';
+
+        if (this.disabled) {
+            btnColor = '#e0e0e0';
+            lineColor = '#9e9e9e';
+        }
+
+        this.$el
+            .append('circle')
+            .attr('r', GoToBase.SIZE)
+            .attr('fill', btnColor);
+
+        this.$el
+            .append('circle')
+                //.attr('cx', -)
+                //.attr('cy', 0)
+                .attr('r', GoToBase.SIZE/3)
+                .attr('stroke-width', 3)
+                .attr('stroke', lineColor);
+
+        this.$el
+            .append('line')
+                .attr('y1', 0)
+                .attr('y2', 0)
+                .attr('x1', -lineRadius)
+                .attr('x2', lineRadius)
+                .attr('stroke-width', 3)
+                .attr('stroke', lineColor);
+
+    };
+
+    GoToBase.prototype._onClick = function(item) {
+        var node = client.getNode(item.id),
+            baseId = node.getBaseId();
+
+        window.DeepForge = window.DeepForge || {};
+        window.DeepForge.lastPipeline = item.desc.parentId;
+
+        WebGMEGlobal.State.registerActiveObject(baseId);
+    };
+
+    GoToBase.prototype._getBaseId = function(item) {
+        var n = client.getNode(item.id);
+        return n.getBaseId();
+    };
+
+    return {
+        DeleteOne: EasyDAGButtons.DeleteOne,
+        GoToBase: GoToBase
+    };
+});

src/visualizers/widgets/PipelineEditor/SelectionManager.js

@@ -2,7 +2,7 @@
 
 define([
     'widgets/EasyDAG/SelectionManager',
-    'widgets/EasyDAG/Buttons',
+    './Buttons',
     'underscore'
 ], function(
     EasyDAGSelectionManager,
@@ -17,7 +17,7 @@ define([
 
     _.extend(SelectionManager.prototype, EasyDAGSelectionManager.prototype);
 
-    SelectionManager.prototype.createActionButtons = function(/*width, height*/) {
+    SelectionManager.prototype.createActionButtons = function(width/*, height*/) {
         // move the 'x' to the top left
         new Buttons.DeleteOne({
             context: this._widget,
@@ -26,6 +26,15 @@ define([
             x: 0,
             y: 0
         });
+        // If the operation has a user-defined base type,
+        // show a button for jumping to the base def
+        new Buttons.GoToBase({
+            context: this._widget,
+            $pEl: this.$selection,
+            item: this.selectedItem,
+            x: width,
+            y: 0
+        });
     };
 
     SelectionManager.prototype.deselect = function() {