Controller Refactor

    Bug: 3170671
    First step towards a model/view/control design in Browser
    introduced Controller object
    started separating UI code
    represent state of the app in one place only

Change-Id: Ica387d6bde2dcf1a4993c3db0cce498cf34ff60f
diff --git a/src/com/android/browser/WebViewController.java b/src/com/android/browser/WebViewController.java
new file mode 100644
index 0000000..fdd8ab1
--- /dev/null
+++ b/src/com/android/browser/WebViewController.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.browser;
+
+import com.android.browser.IntentHandler.UrlData;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.net.http.SslError;
+import android.view.KeyEvent;
+import android.view.View;
+import android.webkit.HttpAuthHandler;
+import android.webkit.SslErrorHandler;
+import android.webkit.ValueCallback;
+import android.webkit.WebChromeClient;
+import android.webkit.WebView;
+
+/**
+ * WebView aspect of the controller
+ */
+public interface WebViewController {
+
+    Activity getActivity();
+
+    TabControl getTabControl();
+
+    void onPageStarted(Tab tab, WebView view, String url, Bitmap favicon);
+
+    void onPageFinished(Tab tab, String url);
+
+    void onProgressChanged(Tab tab, int newProgress);
+
+    void onReceivedTitle(Tab tab, final String title);
+
+    void onFavicon(Tab tab, WebView view, Bitmap icon);
+
+    boolean shouldOverrideUrlLoading(WebView view, String url);
+
+    boolean shouldOverrideKeyEvent(KeyEvent event);
+
+    void onUnhandledKeyEvent(KeyEvent event);
+
+    void doUpdateVisitedHistory(Tab tab, String url, boolean isReload);
+
+    void getVisitedHistory(final ValueCallback<String[]> callback);
+
+    void onReceivedHttpAuthRequest(Tab tab, WebView view, final HttpAuthHandler handler,
+            final String host, final String realm);
+
+    void onDownloadStart(Tab tab, String url, String useragent, String contentDisposition,
+            String mimeType, long contentLength);
+
+    void showCustomView(Tab tab, View view, WebChromeClient.CustomViewCallback callback);
+
+    void hideCustomView();
+
+    Bitmap getDefaultVideoPoster();
+
+    View getVideoLoadingProgressView();
+
+    void showSslCertificateOnError(WebView view, SslErrorHandler handler,
+            SslError error);
+
+    void activateVoiceSearchMode(String title);
+
+    void revertVoiceSearchMode(Tab tab);
+
+    boolean shouldShowErrorConsole();
+
+    void resetTitleAndRevertLockIcon(Tab tab);
+
+    void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType);
+
+    void endActionMode();
+
+    void attachSubWindow(Tab tab);
+
+    void dismissSubWindow(Tab tab);
+
+    Tab openTabAndShow(UrlData urlData, boolean closeOnExit, String appId);
+
+    boolean switchToTab(int tabindex);
+
+    void closeTab(Tab tab);
+
+}