Remove unnecessary imports.

[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / Webview.java

diff --git a/app/src/main/java/com/stoutner/privacybrowser/Webview.java b/app/src/main/java/com/stoutner/privacybrowser/Webview.java
index 50d67ac5a6162e0b671393961d3630c5549ddb85..70315bf8197f210229b7c7e0a71dfdf89bdae943 100644 (file)
--- a/app/src/main/java/com/stoutner/privacybrowser/Webview.java
+++ b/app/src/main/java/com/stoutner/privacybrowser/Webview.java
@@ -3,6 +3,7 @@ package com.stoutner.privacybrowser;
 import android.annotation.SuppressLint;
 import android.annotation.TargetApi;
 import android.app.Activity;
+import android.app.DownloadManager;
 import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
@@ -19,12 +20,16 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.inputmethod.InputMethodManager;
+import android.webkit.DownloadListener;
 import android.webkit.WebChromeClient;
+import android.webkit.WebResourceError;
+import android.webkit.WebResourceRequest;
 import android.webkit.WebView;
 import android.webkit.WebViewClient;
 import android.widget.EditText;
 import android.widget.ImageView;
 import android.widget.ProgressBar;
+import android.widget.Toast;
 import java.io.UnsupportedEncodingException;
 import java.net.MalformedURLException;
 import java.net.URL;
@@ -44,6 +49,7 @@ public class Webview extends AppCompatActivity {
         setContentView(R.layout.activity_webview);
 
         final WebView mainWebView = (WebView) findViewById(R.id.mainWebView);
+        final Activity mainWebViewActivity = this;
 
         final ActionBar actionBar = getSupportActionBar();
         if (actionBar != null) {
@@ -77,14 +83,17 @@ public class Webview extends AppCompatActivity {
         }
 
         mainWebView.setWebViewClient(new WebViewClient() {
-            // setWebViewClient makes this WebView the default handler for URLs inside the app, so that links are not kicked out to other apps.
-            // Save the URL to formattedUrlString and update urlTextBox before loading mainWebView.
+            // shouldOverrideUrlLoading makes this WebView the default handler for URLs inside the app, so that links are not kicked out to other apps.
             @Override
             public boolean shouldOverrideUrlLoading(WebView view, String url) {
                 mainWebView.loadUrl(url);
                 return true;
             }
 
+            public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
+                Toast.makeText(mainWebViewActivity, "Error loading " + request + "   Error: " + error, Toast.LENGTH_LONG).show();
+            }
+
             // Update the URL in urlTextBox when the page starts to load.
             @Override
             public void onPageStarted(WebView view, String url, Bitmap favicon) {
@@ -133,10 +142,30 @@ public class Webview extends AppCompatActivity {
             }
         });
 
+        mainWebView.setDownloadListener(new DownloadListener() {
+            // Launch the Android download manager when a link leads to a download.
+            @Override
+            public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
+                DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
+                DownloadManager.Request requestUri = new DownloadManager.Request(Uri.parse(url));
+
+                // Add the URL as the description for the download.
+                requestUri.setDescription(url);
+
+                // Show the download notification after the download is completed if the API is 11 or greater.
+                if (Build.VERSION.SDK_INT >= 11) {
+                    requestUri.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+                }
+
+                downloadManager.enqueue(requestUri);
+                Toast.makeText(mainWebViewActivity, "Download started", Toast.LENGTH_SHORT).show();
+            }
+        });
+
         // Allow pinch to zoom.
         mainWebView.getSettings().setBuiltInZoomControls(true);
 
-        // Hide zoom controls API is 11 or greater.
+        // Hide zoom controls if the API is 11 or greater.
         if (Build.VERSION.SDK_INT >= 11) {
             mainWebView.getSettings().setDisplayZoomControls(false);
         }
@@ -172,7 +201,7 @@ public class Webview extends AppCompatActivity {
         return true;
     }
 
-    // @TargetApi(11) turns off the errors regarding copy and paste, which are removied from view in menu_webview.xml for lower version of Android.
+    // @TargetApi(11) turns off the errors regarding copy and paste, which are removed from view in menu_webview.xml for lower version of Android.
     @Override
     @TargetApi(11)
     public boolean onOptionsItemSelected(MenuItem menuItem) {
@@ -232,6 +261,15 @@ public class Webview extends AppCompatActivity {
                     startActivity(Intent.createChooser(shareIntent, "Share URL"));
                 }
                 break;
+
+            case R.id.downloads:
+                // Launch the system Download Manager.
+                Intent downloadManangerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
+
+                // Launch as a new task so that Download Manager and Privacy Browser show as separate windows in the recent tasks list.
+                downloadManangerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+                startActivity(downloadManangerIntent);
         }
 
         return super.onOptionsItemSelected(menuItem);