Block media loading when AwSettings.setBlockNetworkLoads is true.

android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.android_webview;
+
+import android.content.Context;
+import android.view.KeyEvent;
+import android.view.View;
+import android.webkit.URLUtil;
+import android.webkit.WebChromeClient;
+
+import org.chromium.content.browser.ContentVideoView;
+import org.chromium.content.browser.ContentVideoViewClient;
+import org.chromium.content.browser.ContentVideoViewControls;
+import org.chromium.content.browser.ContentViewClient;
+
+/**
+ * ContentViewClient implementation for WebView
+ */
+public class AwContentViewClient extends ContentViewClient {
+
+    private class AwContentVideoViewClient implements ContentVideoViewClient {
+        @Override
+        public void onShowCustomView(View view) {
+            WebChromeClient.CustomViewCallback cb = new WebChromeClient.CustomViewCallback() {
+                @Override
+                public void onCustomViewHidden() {
+                    ContentVideoView contentVideoView = ContentVideoView.getContentVideoView();
+                    if (contentVideoView != null)
+                        contentVideoView.exitFullscreen(false);
+                }
+            };
+            mAwContentsClient.onShowCustomView(view, cb);
+        }
+
+        @Override
+        public void onDestroyContentVideoView() {
+            mAwContentsClient.onHideCustomView();
+        }
+
+        @Override
+        public View getVideoLoadingProgressView() {
+            return mAwContentsClient.getVideoLoadingProgressView();
+        }
+
+        @Override
+        public ContentVideoViewControls createControls() {
+            return null;
+        }
+    }
+
+    private AwContentsClient mAwContentsClient;
+    private AwSettings mAwSettings;
+
+    public AwContentViewClient(AwContentsClient awContentsClient, AwSettings awSettings) {
+        mAwContentsClient = awContentsClient;
+        mAwSettings = awSettings;
+    }
+
+    @Override
+    public void onBackgroundColorChanged(int color) {
+        mAwContentsClient.onBackgroundColorChanged(color);
+    }
+
+    @Override
+    public void onStartContentIntent(Context context, String contentUrl) {
+        //  Callback when detecting a click on a content link.
+        mAwContentsClient.shouldOverrideUrlLoading(contentUrl);
+    }
+
+    @Override
+    public void onUpdateTitle(String title) {
+        mAwContentsClient.onReceivedTitle(title);
+    }
+
+    @Override
+    public boolean shouldOverrideKeyEvent(KeyEvent event) {
+        return mAwContentsClient.shouldOverrideKeyEvent(event);
+    }
+
+    @Override
+    final public ContentVideoViewClient getContentVideoViewClient() {
+        return new AwContentVideoViewClient();
+    }
+
+    @Override
+    public boolean shouldBlockMediaRequest(String url) {
+        return mAwSettings != null ?
+                mAwSettings.getBlockNetworkLoads() && URLUtil.isNetworkUrl(url) : true;
+    }
+}