Resolves #282 Trigger button for alarm

lib/entity_widgets/controls/alarm_control_panel_controls.dart

@@ -37,6 +37,35 @@ class _AlarmControlPanelControlsWidgetWidgetState extends State<AlarmControlPane
     });
   }
 
+  void _askToTrigger(AlarmControlPanelEntity entity) {
+    // flutter defined function
+    showDialog(
+      context: context,
+      builder: (BuildContext context) {
+        // return object of type Dialog
+        return AlertDialog(
+          title: new Text("Are you sure?"),
+          content: new Text("Are you sure want to trigger alarm ${entity.displayName}?"),
+          actions: <Widget>[
+            FlatButton(
+              child: new Text("Yes"),
+              onPressed: () {
+                eventBus.fire(new ServiceCallEvent(entity.domain, "alarm_trigger", entity.entityId, null));
+                Navigator.of(context).pop();
+              },
+            ),
+            FlatButton(
+              child: new Text("No"),
+              onPressed: () {
+                Navigator.of(context).pop();
+              },
+            ),
+          ],
+        );
+      },
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
     final entityModel = EntityModel.of(context);
@@ -86,9 +115,7 @@ class _AlarmControlPanelControlsWidgetWidgetState extends State<AlarmControlPane
         )
       );
     }
-    Widget pinPad;
-    if (widget.extended) {
-      pinPad = Padding(
+    Widget pinPad = Padding(
         padding: EdgeInsets.only(bottom: Sizes.rowPadding),
         child: Column(
           mainAxisSize: MainAxisSize.min,
@@ -161,9 +188,6 @@ class _AlarmControlPanelControlsWidgetWidgetState extends State<AlarmControlPane
           ],
         )
     );
-    } else {
-      pinPad = Container();
-    }
     Widget inputWrapper = Container(
         width: 150.0,
         child: TextField(
@@ -193,12 +217,24 @@ class _AlarmControlPanelControlsWidgetWidgetState extends State<AlarmControlPane
             children: buttons
         )
     );
+    Widget triggerButton = Row(
+      mainAxisAlignment: MainAxisAlignment.end,
+      children: [
+        FlatButton(
+          child: Text(
+            "TRIGGER",
+            style: TextStyle(color: Colors.redAccent)
+          ),
+          onPressed: () => _askToTrigger(entity),
+        )
+      ]
+    );
     return Column(
       crossAxisAlignment: CrossAxisAlignment.center,
       children: <Widget>[
         widget.extended ? buttonsWrapper : inputWrapper,
         widget.extended ? inputWrapper : buttonsWrapper,
-        pinPad
+        widget.extended ? pinPad : triggerButton
       ]
 
     );

lib/ui_widgets/card_widget.dart

@@ -144,9 +144,25 @@ class CardWidget extends StatelessWidget {
             color: Colors.grey
           ),
         ),
-        trailing: EntityIcon(
+        trailing: Row(
+          mainAxisSize: MainAxisSize.min,
+          mainAxisAlignment: MainAxisAlignment.end,
+          children: [
+            EntityIcon(
               iconSize: 50.0,
             ),
+            Container(
+              width: 26.0,
+              child: IconButton(
+                  padding: EdgeInsets.all(0.0),
+                  alignment: Alignment.centerRight,
+                  icon: Icon(MaterialDesignIcons.createIconDataFromIconName(
+                      "mdi:dots-vertical")),
+                  onPressed: () => eventBus.fire(new ShowEntityPageEvent(card.linkedEntityWrapper.entity))
+              )
+            )
+          ]
+        ),
       ));
       body.add(
         AlarmControlPanelControlsWidget(