Double click on experiment in trace explorer to open it

fixes #279

Signed-off-by: muddana-satish <satish.muddana@ericsson.com>

theia-extensions/viewer-prototype/src/browser/trace-explorer/trace-explorer-sub-widgets/trace-explorer-opened-traces-widget.tsx

@@ -108,6 +108,10 @@ export class TraceExplorerOpenedTracesWidget extends ReactWidget {
         event.stopPropagation();
     }
 
+    protected doHandleDoubleClickEvent(event: React.MouseEvent<HTMLDivElement>, traceUUID: string): void {
+        this.openExperiment(traceUUID);
+    }
+
     public openExperiment(traceUUID: string): void {
         this.commandService.executeCommand(TraceViewerCommand.id, { traceUUID });
     }
@@ -176,6 +180,7 @@ export class TraceExplorerOpenedTracesWidget extends ReactWidget {
             style={props.style}
             onClick={this.handleOnExperimentSelected}
             onContextMenu={event => { this.handleContextMenuEvent(event, traceUUID); }}
+            onDoubleClick={event => { this.handleDoubleClickEvent(event, traceUUID); }}
             data-id={`${props.index}`}>
             <div className='trace-element-container'>
                 <div className='trace-element-info' >
@@ -274,6 +279,7 @@ export class TraceExplorerOpenedTracesWidget extends ReactWidget {
 
     protected handleOnExperimentSelected = (e: React.MouseEvent<HTMLDivElement>): void => this.doHandleOnExperimentSelected(e);
     protected handleContextMenuEvent = (e: React.MouseEvent<HTMLDivElement>, traceUUID: string): void => this.doHandleContextMenuEvent(e, traceUUID);
+    protected handleDoubleClickEvent = (e: React.MouseEvent<HTMLDivElement>, traceUUID: string): void => this.doHandleDoubleClickEvent(e, traceUUID);
 
     protected doHandleOnExperimentSelected(e: React.MouseEvent<HTMLDivElement>): void {
         const index = Number(e.currentTarget.getAttribute('data-id'));