Merge branch 'keyboard' into 'master'

fix media query in startup

See merge request upm-packages/ui-widgets/com.unity.uiwidgets!116

Runtime/editor/editor_utils.cs

             this._lastDevicePixelRatio = GameViewUtil.getGameViewDevicePixelRatio();
         }
 
-        public float DevicePixelRatio {
+        public void OnEnable() {
+            this._lastDevicePixelRatio = GameViewUtil.getGameViewDevicePixelRatio();
+        }
+        
+        public float devicePixelRatio {
             get { return this._lastDevicePixelRatio; }
         }
     }

Runtime/engine/DisplayMetrics.cs

     }
 
     public interface DisplayMetrics {
+        void OnEnable();
-
-        float DevicePixelRatio { get; } 
+        float devicePixelRatio { get; } 
     }
 
     public class PlayerDisplayMetrics: DisplayMetrics {
+        public void OnEnable() {
+        }
+
         public void OnGUI() {
             
         }
 
 
-        public float DevicePixelRatio {
+        public float devicePixelRatio {
             get {
                 if (this._devicePixelRatio > 0) {
                     return this._devicePixelRatio;

Runtime/engine/UIWidgetsPanel.cs

             Input.simulateMouseWithTouches = false;
 
             this._displayMetrics = DisplayMetricsProvider.provider();
-
+            this._displayMetrics.OnEnable();
+            
             if (_repaintEvent == null) {
                 _repaintEvent = new Event {type = EventType.Repaint};
             }
             get {
                 return this.devicePixelRatioOverride > 0
                     ? this.devicePixelRatioOverride
-                    : this._displayMetrics.DevicePixelRatio;
+                    : this._displayMetrics.devicePixelRatio;
             }
         }
 

Samples/UIWidgetSample/TextInputSample.cs

             return new _EditableInputTypeWidgetState();
         }
     }
-
+    
-        bool unityKeyboard = false;
-                //width:300,
-                        // widget,
                     }
                 ));
         }