Add getStatusBarHeight method for Android

README.md

@@ -116,6 +116,7 @@ Although in the global scope, it is not available until after the `deviceready`
 - StatusBar.backgroundColorByHexString
 - StatusBar.hide
 - StatusBar.show
+- StatusBar.getStatusBarHeight
 
 Properties
 --------
@@ -301,6 +302,19 @@ Supported Platforms
 - Windows Phone 8
 - Windows Phone 8.1
 
+StatusBar.getStatusBarHeight
+=================
+
+Gets the current height (in CSS pixels) of system statusbar.
+
+    StatusBar.getStatusBarHeight(function(height) {
+        // height in CSS pixels, i.e. 25
+    });
+
+Supported Platforms
+-------------------
+
+- Android
 
 StatusBar.isVisible
 =================

src/android/StatusBar.java

@@ -25,6 +25,8 @@
 import android.view.View;
 import android.view.Window;
 import android.view.WindowManager;
+import android.graphics.Rect;
+import android.content.res.Resources;
 
 import org.apache.cordova.CallbackContext;
 import org.apache.cordova.CordovaArgs;
@@ -203,6 +205,16 @@ public void run() {
             return true;
         }
 
+        if ("getStatusBarHeight".equals(action)) {
+            this.cordova.getActivity().runOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+                    callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.OK, getStatusBarHeight()));
+                }
+            });
+            return true;
+        }
+
         return false;
     }
 
@@ -273,4 +285,13 @@ private void setStatusBarStyle(final String style) {
             }
         }
     }
+
+    private int getStatusBarHeight() {
+        Rect rectangle = new Rect();
+        Window window = cordova.getActivity().getWindow();
+        window.getDecorView().getWindowVisibleDisplayFrame(rectangle);
+        int statusBarHeight = Math.round(rectangle.top / Resources.getSystem().getDisplayMetrics().density);
+        return statusBarHeight;
+
+    }
 }

www/statusbar.js

@@ -93,6 +93,13 @@ var StatusBar = {
     show: function () {
         exec(null, null, "StatusBar", "show", []);
         StatusBar.isVisible = true;
+    },
+
+    getStatusBarHeight: function (successCallback, errorCallback) {
+        exec(function (result) {
+            successCallback(result);
+        }, errorCallback, "StatusBar", "getStatusBarHeight", []);
+        StatusBar.isVisible = true;
     }
 
 };