added webview support

src/main/AndroidManifest.xml

@@ -80,6 +80,9 @@
         <activity android:name=".ui.activity.ActivitiesListActivity"/>
         <activity android:name=".ui.activity.FolderSyncActivity" />
         <activity android:name=".ui.activity.UploadFilesActivity" />
+        <activity android:name=".ui.activity.ExternalSiteWebView"
+                  android:configChanges="orientation|screenSize|keyboardHidden"
+            />
         <activity android:name=".ui.activity.ReceiveExternalFilesActivity"
                   
                   android:taskAffinity=""

src/main/java/com/owncloud/android/ui/activity/ExternalSiteWebView.java

@@ -0,0 +1,115 @@
+/**
+ * Nextcloud Android client application
+ *
+ * @author Tobias Kaminsky
+ * Copyright (C) 2017 Tobias Kaminsky
+ * Copyright (C) 2017 Nextcloud GmbH.
+ * <p>
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * at your option) any later version.
+ * <p>
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * <p>
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.owncloud.android.ui.activity;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.view.Window;
+import android.webkit.WebChromeClient;
+import android.webkit.WebView;
+import android.webkit.WebViewClient;
+import android.widget.Toast;
+
+import com.owncloud.android.R;
+import com.owncloud.android.lib.common.utils.Log_OC;
+
+/**
+ * This activity shows an URL as a web view
+ */
+
+public class ExternalSiteWebView extends FileActivity {
+    private static final String TAG = ExternalSiteWebView.class.getSimpleName();
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        Log_OC.v(TAG, "onCreate() start");
+
+        // TODO get name, url, boolean showSidebar
+
+        // show progress
+        getWindow().requestFeature(Window.FEATURE_PROGRESS);
+
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.externalsite_webview);
+
+        WebView webview = (WebView) findViewById(R.id.webView);
+
+        // setup toolbar
+        setupToolbar();
+
+        // setup drawer
+        setupDrawer(R.id.nav_external);
+        getSupportActionBar().setTitle("About us");
+
+
+        // enable zoom
+        webview.getSettings().setBuiltInZoomControls(true);
+
+        // enable javascript
+        webview.getSettings().setJavaScriptEnabled(true);
+
+        final Activity activity = this;
+        webview.setWebChromeClient(new WebChromeClient() {
+            public void onProgressChanged(WebView view, int progress) {
+                activity.setProgress(progress * 1000);
+            }
+        });
+
+        webview.setWebViewClient(new WebViewClient() {
+            public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
+                Toast.makeText(activity, getString(R.string.webview_error) + ": " + description, Toast.LENGTH_SHORT).show();
+            }
+        });
+
+        webview.loadUrl("http://nextcloud.com");
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        boolean retval;
+        switch (item.getItemId()) {
+            case android.R.id.home: {
+                if (isDrawerOpen()) {
+                    closeDrawer();
+                } else {
+                    openDrawer();
+                }
+            }
+
+            default:
+                retval = super.onOptionsItemSelected(item);
+        }
+        return retval;
+    }
+
+    @Override
+    public void showFiles(boolean onDeviceOnly) {
+        super.showFiles(onDeviceOnly);
+        Intent fileDisplayActivity = new Intent(getApplicationContext(),
+                FileDisplayActivity.class);
+        fileDisplayActivity.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
+        startActivity(fileDisplayActivity);
+    }
+}

src/main/res/layout/externalsite_webview.xml

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Nextcloud Android client application
+
+  Copyright (C) 2016 Tobias Kaminsky
+  Copyright (C) 2016 Nextcloud.
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+  License as published by the Free Software Foundation; either
+  version 3 of the License, or any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+  GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+
+  You should have received a copy of the GNU Affero General Public
+  License along with this program. If not, see <http://www.gnu.org/licenses/>.
+-->
+<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                                        android:id="@+id/drawer_layout"
+                                        android:layout_width="match_parent"
+                                        android:layout_height="match_parent"
+                                        android:clickable="true"
+                                        android:fitsSystemWindows="true">
+
+    <!-- The main content view -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <include
+            layout="@layout/toolbar_standard"/>
+
+        <WebView
+            android:id="@+id/webView"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"/>
+
+    </LinearLayout>
+
+    <include
+        layout="@layout/drawer"
+        android:layout_width="@dimen/drawer_width"
+        android:layout_height="match_parent"
+        android:layout_gravity="start"/>
+
+</android.support.v4.widget.DrawerLayout>

src/main/res/values/strings.xml

@@ -619,6 +619,7 @@
     <!-- Activities -->
     <string name="activities_no_results_headline">No activity yet</string>
     <string name="activities_no_results_message">This stream will show events like\nadditions, changes &amp; shares</string>
+    <string name="webview_error">Error occurred</string>
 
 
 </resources>