move WelcomeScreen

Summary: The sidebar is now shown, even if no device is connected. This prevents the jumping layout when Flipper launches, but still has not connected to devices.

Reviewed By: passy

Differential Revision: D9263892

fbshipit-source-id: d5b96a8619393ee4002863a83d9024f00c6cb396

src/App.js

@@ -52,16 +52,14 @@ export class App extends React.Component<Props> {
             close={() => this.props.toggleBugDialogVisible(false)}
           />
         )}
-        {this.props.selectedDevice ? (
-          <FlexRow fill={true}>
-            {this.props.leftSidebarVisible && <MainSidebar />}
+        <FlexRow fill={true}>
+          {this.props.leftSidebarVisible && <MainSidebar />}
+          {this.props.selectedDevice ? (
             <PluginContainer logger={this.props.logger} />
-          </FlexRow>
-        ) : this.props.pluginManagerVisible ? (
-          <PluginManager />
-        ) : (
-          <WelcomeScreen />
-        )}
+          ) : (
+            <WelcomeScreen />
+          )}
+        </FlexRow>
         <ErrorBar text={this.props.error} />
       </FlexColumn>
     );