fixes a few iOS bugs

android/src/main/java/com/example/filepicker/FilePickerPlugin.java

@@ -56,10 +56,6 @@ public class FilePickerPlugin implements MethodCallHandler {
     }
   }
 
-  private void setOnActivityResult()
-  {
-
-  }
 
 
   private void startFileExplorer()

example/lib/main.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'dart:async';
 
 import 'package:flutter/services.dart';
 import 'package:file_picker/file_picker.dart';
@@ -18,8 +17,8 @@ class _MyAppState extends State<MyApp> {
   void _openFileExplorer() async {
     try {
       _path = await FilePicker.getFilePath;
-    } on PlatformException {
+    } on PlatformException catch (e) {
-      print('Something went wrong...');
+      print(e.toString());
     }
 
     if (!mounted) return;
@@ -46,7 +45,7 @@ class _MyAppState extends State<MyApp> {
             child: new Column(
           mainAxisAlignment: MainAxisAlignment.center,
           children: <Widget>[
-            Padding(
+            new Padding(
               padding: const EdgeInsets.all(20.0),
               child: new RaisedButton(
                 onPressed: () => _openFileExplorer(),
@@ -55,18 +54,27 @@ class _MyAppState extends State<MyApp> {
             ),
             new Text(
               'URI PATH ',
+              textAlign: TextAlign.center,
               style: new TextStyle(fontWeight: FontWeight.bold),
             ),
             new Text(
               _path,
+              textAlign: TextAlign.center,
               softWrap: true,
               textScaleFactor: 0.85,
             ),
-            Padding(
+            new Padding(
               padding: const EdgeInsets.only(top: 10.0),
-              child: new Text('FILE NAME ', style: new TextStyle(fontWeight: FontWeight.bold)),
+              child: new Text(
+                'FILE NAME ',
+                textAlign: TextAlign.center,
+                style: new TextStyle(fontWeight: FontWeight.bold),
+              ),
+            ),
+            new Text(
+              _fileName,
+              textAlign: TextAlign.center,
             ),
-            new Text(_fileName),
           ],
         )),
       ),

ios/Classes/FilePickerPlugin.m

@@ -7,12 +7,12 @@
     UIDocumentInteractionController *_interactionController;
 
 + (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
+  
   FlutterMethodChannel* channel = [FlutterMethodChannel
       methodChannelWithName:@"file_picker"
             binaryMessenger:[registrar messenger]];
-  
+    
-
+    UIViewController *viewController = [UIApplication sharedApplication].delegate.window.rootViewController;
-   UIViewController *viewController = [UIApplication sharedApplication].delegate.window.rootViewController;
     FilePickerPlugin* instance = [[FilePickerPlugin alloc] initWithViewController:viewController];
     
   [registrar addMethodCallDelegate:instance channel:channel];
@@ -61,13 +61,13 @@ didPickDocumentsAtURLs:(NSArray<NSURL *> *)urls{
 
     [_pickerController dismissViewControllerAnimated:YES completion:nil];
 
-    NSMutableArray *resultUrls = [[NSMutableArray alloc] init];
+    NSString * uri;
 
     for (NSURL *url in urls) {
-        [resultUrls addObject: (NSString *)[url path]];
+     uri = (NSString *)[url path];
     }
 
-    _result(resultUrls);
+    _result(uri);
 }
 
 // DocumentInteractionController delegate