adced clickoutside wrapper

public/app/core/components/ClickOutsideWrapper/ClickOutsideWrapper.tsx

+import { PureComponent } from 'react';
+import ReactDOM from 'react-dom';
+
+export interface Props {
+  onClick: () => void;
+}
+
+interface State {
+  hasEventListener: boolean;
+}
+
+export class ClickOutsideWrapper extends PureComponent<Props, State> {
+  state = {
+    hasEventListener: false,
+  };
+
+  componentDidMount() {
+    window.addEventListener('click', this.onOutsideClick, false);
+  }
+
+  componentWillUnmount() {
+    window.removeEventListener('click', this.onOutsideClick, false);
+  }
+
+  onOutsideClick = event => {
+    const domNode = ReactDOM.findDOMNode(this) as Element;
+
+    if (!domNode || !domNode.contains(event.target)) {
+      this.props.onClick();
+    }
+  };
+
+  render() {
+    return this.props.children;
+  }
+}

public/app/features/dashboard/dashgrid/PanelHeader/PanelHeader.tsx

@@ -5,13 +5,37 @@ import { PanelHeaderMenu } from './PanelHeaderMenu';
 
 import { DashboardModel } from 'app/features/dashboard/dashboard_model';
 import { PanelModel } from 'app/features/dashboard/panel_model';
+import { ClickOutsideWrapper } from '../../../../core/components/ClickOutsideWrapper/ClickOutsideWrapper';
 
 export interface Props {
   panel: PanelModel;
   dashboard: DashboardModel;
 }
 
-export class PanelHeader extends PureComponent<Props> {
+interface State {
+  panelMenuOpen: boolean;
+}
+
+export class PanelHeader extends PureComponent<Props, State> {
+  state = {
+    panelMenuOpen: false,
+  };
+
+  onMenuToggle = event => {
+    event.stopPropagation();
+
+    console.log('toggle menu');
+    this.setState(prevState => ({
+      panelMenuOpen: !prevState.panelMenuOpen,
+    }));
+  };
+
+  closeMenu = () => {
+    this.setState({
+      panelMenuOpen: false,
+    });
+  };
+
   render() {
     const isFullscreen = false;
     const isLoading = false;
@@ -31,14 +55,18 @@ export class PanelHeader extends PureComponent<Props> {
           </span>
         )}
 
-        <div className="panel-title-container">
+        <div className="panel-title-container" onClick={this.onMenuToggle}>
           <div className="panel-title">
             <span className="icon-gf panel-alert-icon" />
-            <span className="panel-title-text" data-toggle="dropdown">
+            <span className="panel-title-text">
               {panel.title} <span className="fa fa-caret-down panel-menu-toggle" />
             </span>
 
-            <PanelHeaderMenu panel={panel} dashboard={dashboard} />
+            {this.state.panelMenuOpen && (
+              <ClickOutsideWrapper onClick={this.closeMenu}>
+                <PanelHeaderMenu panel={panel} dashboard={dashboard} />
+              </ClickOutsideWrapper>
+            )}
 
             <span className="panel-time-info">
               <i className="fa fa-clock-o" /> 4m

public/app/features/dashboard/dashgrid/PanelHeader/PanelHeaderMenu.tsx

@@ -35,6 +35,7 @@ export class PanelHeaderMenu extends PureComponent<Props> {
   render() {
     const { dashboard, panel } = this.props;
     const menu = getPanelMenu(dashboard, panel);
-    return <div className="panel-menu-container dropdown">{this.renderItems(menu)}</div>;
+
+    return <div className="panel-menu-container dropdown open">{this.renderItems(menu)}</div>;
   }
 }