Upstream oodles of Chrome for Android code into Chromium.

chrome/android/java_staging/src/org/chromium/chrome/browser/ntp/IncognitoNewTabPage.java

+// Copyright 2015 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.chrome.browser.ntp;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.view.LayoutInflater;
+import android.view.View;
+
+import com.google.android.apps.chrome.R;
+
+import org.chromium.base.VisibleForTesting;
+import org.chromium.chrome.browser.NativePage;
+import org.chromium.chrome.browser.Tab;
+import org.chromium.chrome.browser.UrlConstants;
+import org.chromium.chrome.browser.compositor.layouts.content.InvalidationAwareThumbnailProvider;
+import org.chromium.chrome.browser.ntp.IncognitoNewTabPageView.IncognitoNewTabPageManager;
+import org.chromium.content_public.browser.LoadUrlParams;
+
+/**
+ * Provides functionality when the user interacts with the Incognito NTP.
+ */
+public class IncognitoNewTabPage implements NativePage, InvalidationAwareThumbnailProvider {
+
+    private static final String LEARN_MORE_INCOGNITO_LINK =
+            "https://www.google.com/support/chrome/bin/answer.py?answer=95464";
+
+    private final Tab mTab;
+
+    private final String mTitle;
+    private final int mBackgroundColor;
+    private final IncognitoNewTabPageView mIncognitoNewTabPageView;
+
+    private boolean mIsLoaded;
+
+    private final IncognitoNewTabPageManager mIncognitoNewTabPageManager =
+            new IncognitoNewTabPageManager() {
+        @Override
+        public void loadIncognitoLearnMore() {
+            mTab.loadUrl(new LoadUrlParams(LEARN_MORE_INCOGNITO_LINK));
+        }
+
+        @Override
+        public void onLoadingComplete() {
+            mIsLoaded = true;
+        }
+    };
+
+    /**
+     * Constructs an Incognito NewTabPage.
+     * @param context The context used to create the new tab page's View.
+     * @param tab The Tab that is showing this new tab page.
+     */
+    public IncognitoNewTabPage(Context context, Tab tab) {
+        mTab = tab;
+
+        mTitle = context.getResources().getString(R.string.button_new_tab);
+        mBackgroundColor = context.getResources().getColor(R.color.ntp_bg_incognito);
+
+        LayoutInflater inflater = LayoutInflater.from(context);
+        mIncognitoNewTabPageView =
+                (IncognitoNewTabPageView) inflater.inflate(R.layout.new_tab_page_incognito, null);
+        mIncognitoNewTabPageView.initialize(mIncognitoNewTabPageManager);
+    }
+
+    /**
+     * @return Whether the NTP has finished loaded.
+     */
+    @VisibleForTesting
+    public boolean isLoadedForTests() {
+        return mIsLoaded;
+    }
+
+    // NativePage overrides
+
+    @Override
+    public void destroy() {
+        assert getView().getParent() == null : "Destroy called before removed from window";
+    }
+
+    @Override
+    public String getUrl() {
+        return UrlConstants.NTP_URL;
+    }
+
+    @Override
+    public String getTitle() {
+        return mTitle;
+    }
+
+    @Override
+    public int getBackgroundColor() {
+        return mBackgroundColor;
+    }
+
+    @Override
+    public View getView() {
+        return mIncognitoNewTabPageView;
+    }
+
+    @Override
+    public String getHost() {
+        return UrlConstants.NTP_HOST;
+    }
+
+    @Override
+    public void updateForUrl(String url) {
+    }
+
+    // InvalidationAwareThumbnailProvider
+
+    @Override
+    public boolean shouldCaptureThumbnail() {
+        return mIncognitoNewTabPageView.shouldCaptureThumbnail();
+    }
+
+    @Override
+    public void captureThumbnail(Canvas canvas) {
+        mIncognitoNewTabPageView.captureThumbnail(canvas);
+    }
+}