Add actions dropdown to metrics charts

Added as EE backport

app/assets/javascripts/monitoring/components/dashboard.vue

 <script>
-import { GlButton, GlDropdown, GlDropdownItem, GlModal, GlModalDirective } from '@gitlab/ui';
+import {
+  GlButton,
+  GlDropdown,
+  GlDropdownItem,
+  GlModal,
+  GlModalDirective,
+  GlTooltipDirective,
+} from '@gitlab/ui';
 import _ from 'underscore';
 import { mapActions, mapState } from 'vuex';
 import { s__ } from '~/locale';
@@ -30,7 +37,8 @@ export default {
     GlModal,
   },
   directives: {
-    GlModalDirective,
+    GlModal: GlModalDirective,
+    GlTooltip: GlTooltipDirective,
   },
   props: {
     externalDashboardUrl: {
@@ -328,7 +336,7 @@ export default {
       <div class="d-flex">
         <div v-if="addingMetricsAvailable">
           <gl-button
-            v-gl-modal-directive="$options.addMetric.modalId"
+            v-gl-modal="$options.addMetric.modalId"
             class="js-add-metric-button text-success border-success"
             >{{ $options.addMetric.title }}</gl-button
           >
@@ -395,14 +403,35 @@ export default {
             :project-path="projectPath"
             group-id="monitor-area-chart"
           >
-            <alert-widget
-              v-if="alertWidgetAvailable && graphData"
-              :alerts-endpoint="alertsEndpoint"
-              :relevant-queries="graphData.queries"
-              :alerts-to-manage="getGraphAlerts(graphData.queries)"
-              :modal-id="`alert-modal-${index}-${graphIndex}`"
-              @setAlerts="setAlerts"
-            />
+            <div class="d-flex align-items-center">
+              <alert-widget
+                v-if="alertWidgetAvailable && graphData"
+                :modal-id="`alert-modal-${index}-${graphIndex}`"
+                :alerts-endpoint="alertsEndpoint"
+                :relevant-queries="graphData.queries"
+                :alerts-to-manage="getGraphAlerts(graphData.queries)"
+                @setAlerts="setAlerts"
+              />
+              <gl-dropdown
+                v-if="alertWidgetAvailable"
+                v-gl-tooltip
+                class="mx-2"
+                toggle-class="btn btn-transparent border-0"
+                :right="true"
+                :no-caret="true"
+                :title="__('More actions')"
+              >
+                <template slot="button-content">
+                  <icon name="ellipsis_v" class="text-secondary" />
+                </template>
+                <gl-dropdown-item
+                  v-if="alertWidgetAvailable"
+                  v-gl-modal="`alert-modal-${index}-${graphIndex}`"
+                >
+                  {{ __('Alerts') }}
+                </gl-dropdown-item>
+              </gl-dropdown>
+            </div>
           </monitor-area-chart>
         </template>
       </graph-group>

app/assets/javascripts/monitoring/components/panel_type.vue

 <script>
 import { mapState } from 'vuex';
 import _ from 'underscore';
+import { GlDropdown, GlDropdownItem, GlModal, GlModalDirective } from '@gitlab/ui';
 import MonitorAreaChart from './charts/area.vue';
 import MonitorSingleStatChart from './charts/single_stat.vue';
 import MonitorEmptyChart from './charts/empty_chart.vue';
@@ -10,6 +11,12 @@ export default {
     MonitorAreaChart,
     MonitorSingleStatChart,
     MonitorEmptyChart,
+    GlDropdown,
+    GlDropdownItem,
+    GlModal,
+  },
+  directives: {
+    GlModal: GlModalDirective,
   },
   props: {
     graphData: {
@@ -64,14 +71,32 @@ export default {
     :container-width="dashboardWidth"
     group-id="monitor-area-chart"
   >
-    <alert-widget
-      v-if="alertWidgetAvailable"
-      :alerts-endpoint="alertsEndpoint"
-      :relevant-queries="graphData.queries"
-      :alerts-to-manage="getGraphAlerts(graphData.queries)"
-      :modal-id="`alert-modal-${index}`"
-      @setAlerts="setAlerts"
-    />
+    <div class="d-flex align-items-center">
+      <alert-widget
+        v-if="alertWidgetAvailable && graphData"
+        :modal-id="`alert-modal-${index}`"
+        :alerts-endpoint="alertsEndpoint"
+        :relevant-queries="graphData.queries"
+        :alerts-to-manage="getGraphAlerts(graphData.queries)"
+        @setAlerts="setAlerts"
+      />
+      <gl-dropdown
+        v-if="alertWidgetAvailable"
+        v-gl-tooltip
+        class="mx-2"
+        toggle-class="btn btn-transparent border-0"
+        :right="true"
+        :no-caret="true"
+        :title="__('More actions')"
+      >
+        <template slot="button-content">
+          <icon name="ellipsis_v" class="text-secondary" />
+        </template>
+        <gl-dropdown-item v-if="alertWidgetAvailable" v-gl-modal="`alert-modal-${index}`">
+          {{ __('Alerts') }}
+        </gl-dropdown-item>
+      </gl-dropdown>
+    </div>
   </monitor-area-chart>
   <monitor-empty-chart v-else :graph-title="graphData.title" />
 </template>

locale/gitlab.pot

@@ -900,6 +900,9 @@ msgstr ""
 msgid "After a successful password update, you will be redirected to the login page where you can log in with your new password."
 msgstr ""
 
+msgid "Alerts"
+msgstr ""
+
 msgid "All"
 msgstr ""
 
@@ -6868,6 +6871,9 @@ msgstr ""
 msgid "More"
 msgstr ""
 
+msgid "More actions"
+msgstr ""
+
 msgid "More information"
 msgstr ""