Cast ChromeShell into the fiery pit of Mount Doom.

chrome/android/shell/java/src/org/chromium/chrome/shell/TabManager.java

Index: chrome/android/shell/java/src/org/chromium/chrome/shell/TabManager.java
diff --git a/chrome/android/shell/java/src/org/chromium/chrome/shell/TabManager.java b/chrome/android/shell/java/src/org/chromium/chrome/shell/TabManager.java
deleted file mode 100644
index db3306bbd9fa4b921579f25b0b9d9b2bccbfb83d..0000000000000000000000000000000000000000
--- a/chrome/android/shell/java/src/org/chromium/chrome/shell/TabManager.java
+++ /dev/null
@@ -1,289 +0,0 @@
-// Copyright 2014 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.shell;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewParent;
-import android.widget.FrameLayout;
-import android.widget.LinearLayout;
-
-import org.chromium.base.VisibleForTesting;
-import org.chromium.chrome.browser.tab.EmptyTabObserver;
-import org.chromium.chrome.browser.tab.Tab;
-import org.chromium.chrome.browser.tabmodel.EmptyTabModelObserver;
-import org.chromium.chrome.browser.tabmodel.TabModel.TabLaunchType;
-import org.chromium.chrome.browser.tabmodel.TabModel.TabSelectionType;
-import org.chromium.chrome.browser.tabmodel.TabModelSelector;
-import org.chromium.chrome.browser.widget.accessibility.AccessibilityTabModelWrapper;
-import org.chromium.content.browser.ContentVideoViewClient;
-import org.chromium.content.browser.ContentViewCore;
-import org.chromium.content.browser.ContentViewRenderView;
-import org.chromium.content_public.browser.LoadUrlParams;
-import org.chromium.ui.base.PageTransition;
-import org.chromium.ui.base.WindowAndroid;
-
-/**
- * The TabManager hooks together all of the related {@link View}s that are used to represent
- * a {@link ChromeShellTab}.  It properly builds a {@link ChromeShellTab} and makes sure that the
- * {@link ChromeShellToolbar} and {@link ContentViewRenderView} show the proper content.
- */
-public class TabManager extends LinearLayout {
-    private static final String DEFAULT_URL = "https://www.google.com";
-
-    private ViewGroup mContentViewHolder;
-    private ContentViewRenderView mContentViewRenderView;
-    private ChromeShellToolbar mToolbar;
-
-    private ChromeShellTab mCurrentTab;
-
-    private String mStartupUrl = DEFAULT_URL;
-
-    private ChromeShellTabModelSelector mTabModelSelector;
-    private AccessibilityTabModelWrapper mTabModelWrapper;
-
-    private final EmptyTabModelObserver mTabModelObserver = new EmptyTabModelObserver() {
-        @Override
-        public void didSelectTab(Tab tab, TabSelectionType type, int lastId) {
-            assert tab instanceof ChromeShellTab;
-            setCurrentTab((ChromeShellTab) tab);
-            hideTabSwitcher();
-        }
-
-        @Override
-        public void willCloseTab(Tab tab, boolean animate) {
-            if (tab == mCurrentTab) setCurrentTab(null);
-            if (mTabModelSelector.getCurrentModel().getCount() == 1) {
-                createNewTab();
-            }
-        }
-    };
-
-    /**
-     * @param context The Context the view is running in.
-     * @param attrs   The attributes of the XML tag that is inflating the view.
-     */
-    public TabManager(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    /**
-     * Initialize the components required for Tab creation.
-     * @param window The window used to generate all ContentViews.
-     * @param videoViewClient The client to handle interactions from ContentVideoViews.
-     */
-    public void initialize(WindowAndroid window, ContentVideoViewClient videoViewClient) {
-        assert window != null;
-        assert videoViewClient != null;
-
-        mContentViewHolder = (ViewGroup) findViewById(R.id.content_container);
-
-        mTabModelSelector = new ChromeShellTabModelSelector(
-                window, videoViewClient, mContentViewHolder.getContext(), this);
-        mTabModelSelector.getModel(false).addObserver(mTabModelObserver);
-
-        mToolbar = (ChromeShellToolbar) findViewById(R.id.toolbar);
-        mToolbar.setTabManager(this);
-        mContentViewRenderView = new ContentViewRenderView(getContext()) {
-            @Override
-            protected void onReadyToRender() {
-                if (mCurrentTab == null) createTab(mStartupUrl, TabLaunchType.FROM_RESTORE);
-            }
-        };
-        mContentViewRenderView.onNativeLibraryLoaded(window);
-        mContentViewHolder.addView(mContentViewRenderView,
-                new FrameLayout.LayoutParams(
-                        FrameLayout.LayoutParams.MATCH_PARENT,
-                        FrameLayout.LayoutParams.MATCH_PARENT));
-    }
-
-    /**
-     * Get the ContentViewRenderView.
-     */
-    public ContentViewRenderView getContentViewRenderView() {
-        return mContentViewRenderView;
-    }
-
-    /**
-     * @param startupUrl The URL that the first tab should navigate to.
-     */
-    public void setStartupUrl(String startupUrl) {
-        mStartupUrl = startupUrl;
-    }
-
-    /**
-     * Enter or leave overlay video mode.
-     * @param enabled Whether overlay mode is enabled.
-     */
-    public void setOverlayVideoMode(boolean enabled) {
-        if (mContentViewRenderView == null) return;
-        mContentViewRenderView.setOverlayVideoMode(enabled);
-    }
-
-    /**
-     * @return The currently visible {@link ChromeShellTab}.
-     */
-    public ChromeShellTab getCurrentTab() {
-        return mCurrentTab;
-    }
-
-    /**
-     * Ensures that at least one tab exists, by opening a new one if necessary.
-     */
-    public void ensureTabExists() {
-        if (mTabModelSelector.getCurrentModel().getCount() == 0) {
-            createNewTab();
-        }
-    }
-
-    /**
-     * Opens a new blank tab.
-     */
-    public void createNewTab() {
-        createTab("about:blank", TabLaunchType.FROM_MENU_OR_OVERVIEW);
-    }
-
-    /**
-     * Closes all current tabs.
-     */
-    public void closeAllTabs() {
-        mTabModelSelector.getCurrentModel().closeAllTabs();
-    }
-
-    @VisibleForTesting
-    public void closeTab() {
-        mTabModelSelector.getCurrentModel().closeTab(mCurrentTab);
-    }
-
-    /**
-     * Creates a {@link ChromeShellTab} with a URL specified by {@code url}.
-     * @param url The URL the new {@link ChromeShellTab} should start with.
-     * @return The newly created tab, or null if the content view is uninitialized.
-     */
-    public Tab createTab(String url, TabLaunchType type) {
-        if (!isContentViewRenderViewInitialized()) return null;
-
-        LoadUrlParams loadUrlParams = new LoadUrlParams(url);
-        Tab tab = mTabModelSelector.openNewTab(loadUrlParams, type, null, false);
-        tab.addObserver(new EmptyTabObserver() {
-            @Override
-            public void onToggleFullscreenMode(Tab tab, boolean enable) {
-                mToolbar.setVisibility(enable ? GONE : VISIBLE);
-            }
-
-            @Override
-            public void onContentChanged(Tab tab) {
-                setupContent();
-            }
-        });
-        return tab;
-    }
-
-    void openNewTab(
-            LoadUrlParams params, TabLaunchType launchType, Tab parentTab, boolean incognito) {
-        mTabModelSelector.openNewTab(params, launchType, parentTab, incognito);
-    }
-
-    private boolean isContentViewRenderViewInitialized() {
-        return mContentViewRenderView != null && mContentViewRenderView.isInitialized();
-    }
-
-    private void setCurrentTab(ChromeShellTab tab) {
-        if (mCurrentTab != null) {
-            mContentViewHolder.removeView(mCurrentTab.getView());
-        }
-
-        mCurrentTab = tab;
-
-        mToolbar.showTab(mCurrentTab);
-
-        if (mCurrentTab != null) setupContent();
-    }
-
-    private void setupContent() {
-        View view = mCurrentTab.getView();
-        ContentViewCore contentViewCore = mCurrentTab.getContentViewCore();
-        mContentViewHolder.addView(view);
-        mContentViewRenderView.setCurrentContentViewCore(contentViewCore);
-        view.requestFocus();
-        contentViewCore.onShow();
-    }
-
-    /**
-     * Hide the tab switcher.
-     */
-    public void hideTabSwitcher() {
-        if (mTabModelWrapper == null) return;
-        if (!isTabSwitcherVisible()) return;
-        ViewParent parent = mTabModelWrapper.getParent();
-        if (parent != null) {
-            assert parent == mContentViewHolder;
-            mContentViewHolder.removeView(mTabModelWrapper);
-        }
-        mToolbar.updateToolbarState();
-    }
-
-    /**
-     * Shows the tab switcher.
-     */
-    private void showTabSwitcher() {
-        if (mTabModelWrapper == null) {
-            mTabModelWrapper = (AccessibilityTabModelWrapper) LayoutInflater.from(
-                    mContentViewHolder.getContext()).inflate(
-                            R.layout.accessibility_tab_switcher, null);
-            mTabModelWrapper.setup(null);
-            mTabModelWrapper.setTabModelSelector(mTabModelSelector);
-        }
-
-        if (mTabModelWrapper.getParent() == null) {
-            mContentViewHolder.addView(mTabModelWrapper);
-        }
-        mToolbar.updateToolbarState();
-    }
-
-    /**
-     * Returns the visibility status of the tab switcher.
-     */
-    public boolean isTabSwitcherVisible() {
-        return mTabModelWrapper != null && mTabModelWrapper.getParent() == mContentViewHolder;
-    }
-
-    /**
-     * Toggles the tab switcher visibility.
-     */
-    public void toggleTabSwitcher() {
-        if (!isTabSwitcherVisible()) {
-            showTabSwitcher();
-        } else {
-            hideTabSwitcher();
-        }
-    }
-
-    /**
-     * Opens a URL in the current tab if one exists, or in a new tab otherwise.
-     * @param url The URL to open.
-     * @return The tab used to open the provided URL.
-     */
-    public Tab openUrl(String url) {
-        LoadUrlParams loadUrlParams = new LoadUrlParams(url);
-        loadUrlParams.setTransitionType(PageTransition.TYPED | PageTransition.FROM_ADDRESS_BAR);
-        Tab tab = mTabModelSelector.getCurrentTab();
-        if (tab != null) {
-            tab.loadUrl(loadUrlParams);
-            return tab;
-        }
-        return createTab(url, TabLaunchType.FROM_KEYBOARD);
-    }
-
-    /**
-     * Returns the TabModelSelector containing the tabs.
-     */
-    public TabModelSelector getTabModelSelector() {
-        return mTabModelSelector;
-    }
-}