Fix mac issue

src/app/components/analysis-window/analysis-window.component.ts

@@ -125,20 +125,27 @@ export class AnalysisWindowComponent implements OnInit, OnChanges {
           this.showDetailsChange.emit(null);
         });
 
+        this.network.on('doubleClick', (properties) => {
+          const nodeIds: Array<string> = properties.nodes;
+          if (nodeIds.length > 0) {
+            const nodeId = nodeIds[0];
+            const node = this.nodeData.nodes.get(nodeId);
+            const wrapper = node.wrapper;
+            if (this.analysis.inSelection(wrapper)) {
+              this.analysis.removeItem(wrapper);
+              this.analysis.getCount();
+            } else {
+              this.analysis.addItem(wrapper);
+              this.analysis.getCount();
+            }
+          }
+        });
+
         this.network.on('click', (properties) => {
           const selectedNodes = this.nodeData.nodes.get(properties.nodes);
           if (selectedNodes.length > 0) {
             const selectedNode = selectedNodes[0];
             const wrapper = selectedNode.wrapper;
-
-            if (properties.event.srcEvent.ctrlKey) {
-              if (this.analysis.inSelection(wrapper)) {
-                this.analysis.removeItem(wrapper);
-              } else {
-                this.analysis.addItem(wrapper);
-                this.analysis.getCount();
-              }
-            }
             this.showDetailsChange.emit(wrapper);
           } else {
             this.showDetailsChange.emit(null);

src/app/pages/explorer-page/explorer-page.component.html

@@ -396,7 +396,7 @@
             </tbody>
           </table>
           <i *ngIf="analysis.getCount() === 0">
-            To select proteins, click them while pressing CTRL.
+            Double-click on a protein to select it for the analysis.
           </i>
         </div>
         <footer class="card-footer">

src/app/pages/explorer-page/explorer-page.component.ts

@@ -193,22 +193,27 @@ export class ExplorerPageComponent implements OnInit, AfterViewInit {
     const container = this.networkEl.nativeElement;
     const options = NetworkSettings.getOptions('main');
     this.network = new vis.Network(container, this.nodeData, options);
-    this.network.on('click', (properties) => {
+    this.network.on('doubleClick', (properties) => {
       const nodeIds: Array<string> = properties.nodes;
       if (nodeIds.length > 0) {
         const nodeId = nodeIds[0];
         const node = this.nodeData.nodes.get(nodeId);
         const wrapper = node.wrapper;
-        if (properties.event.srcEvent.ctrlKey) {
-          if (this.analysis.inSelection(wrapper)) {
-            this.analysis.removeItem(wrapper);
-          } else {
-            this.analysis.addItem(wrapper);
-          }
-          this.openSummary(wrapper, false);
+        if (this.analysis.inSelection(wrapper)) {
+          this.analysis.removeItem(wrapper);
         } else {
-          this.openSummary(wrapper, false);
+          this.analysis.addItem(wrapper);
         }
+      }
+    });
+
+    this.network.on('click', (properties) => {
+      const nodeIds: Array<string> = properties.nodes;
+      if (nodeIds.length > 0) {
+        const nodeId = nodeIds[0];
+        const node = this.nodeData.nodes.get(nodeId);
+        const wrapper = node.wrapper;
+        this.openSummary(wrapper, false);
       } else {
         this.closeSummary();
       }