src/com/android/browser/TabBar.java - platform/packages/apps/Browser - Git at Google

 /*
  * 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 android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.LayerDrawable;
 import android.graphics.drawable.PaintDrawable;
 import android.view.ContextMenu;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.MenuInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.webkit.WebView;
 import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;

 import com.android.browser.ScrollWebView.ScrollListener;
 import com.android.browser.TabControl.TabChangeListener;

 import java.util.HashMap;
 import java.util.Map;

 /**
  * tabbed title bar for xlarge screen browser
  */
 public class TabBar extends LinearLayout
         implements TabChangeListener, ScrollListener, OnClickListener {

     private static final int PROGRESS_MAX = 100;

     private BrowserActivity mBrowserActivity;

     private final int mTabWidthSelected;
     private final int mTabWidthUnselected;

     private final Drawable mShowUrlDrawable;
     private final Drawable mHideUrlDrawable;

     private TitleBarXLarge mTitleBar;

     private TabScrollView mTabs;
     private ImageButton mShowUrlButton;
     private TabControl mControl;

     private Map<Tab, TabViewData> mTabMap;

     private float mDensityScale;
     private boolean mUserRequestedUrlbar;
     private boolean mTitleVisible;
     private boolean mShowUrlMode;

     public TabBar(BrowserActivity context, TabControl tabcontrol, TitleBarXLarge titlebar) {
         super(context);
         Resources res = context.getResources();
         mTabWidthSelected = (int) res.getDimension(R.dimen.tab_width_selected);
         mTabWidthUnselected = (int) res.getDimension(R.dimen.tab_width_unselected);
         mShowUrlDrawable = res.getDrawable(R.drawable.ic_menu_showurl);
         mHideUrlDrawable = res.getDrawable(R.drawable.ic_menu_hideurl);

         mTitleBar = titlebar;
         mTitleBar.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT,
                 LayoutParams.WRAP_CONTENT));
         mDensityScale = context.getResources().getDisplayMetrics().density;
         mTabMap = new HashMap<Tab, TabViewData>();
         mBrowserActivity = context;
         mControl = tabcontrol;
         Resources resources = context.getResources();
         LayoutInflater factory = LayoutInflater.from(context);
         factory.inflate(R.layout.tab_bar, this);
         mTabs = (TabScrollView) findViewById(R.id.tabs);
         mShowUrlButton = (ImageButton) findViewById(R.id.showurl);

         // TODO: Change enabled states based on whether you can go
         // back/forward.  Probably should be done inside onPageStarted.

         mShowUrlButton.setOnClickListener(this);

         // build tabs
         int tabcount = mControl.getTabCount();
         for (int i = 0; i < tabcount; i++) {
             Tab tab = mControl.getTab(i);
             TabViewData data = buildTab(tab);
             TabView tv = buildView(data);
         }
         mTabs.setSelectedTab(mControl.getCurrentIndex());

         // register the tab change listener
         mControl.setOnTabChangeListener(this);
         mUserRequestedUrlbar = false;
         mTitleVisible = true;
     }

     public void onClick(View view) {
         if (mShowUrlButton == view) {
             if (mShowUrlMode) {
                 showUrlBar();
             } else if (!isLoading()) {
                 ScrollWebView swv = (ScrollWebView) mControl.getCurrentWebView();
                 swv.hideEmbeddedTitleBar();
                 mBrowserActivity.hideFakeTitleBar();
             }
         } else if (mTabs.getSelectedTab() == view) {
             if (mBrowserActivity.isFakeTitleBarShowing() && !isLoading()) {
                 mBrowserActivity.hideFakeTitleBar();
             } else {
                 showUrlBar();
             }
             // temporarily disabled
             // mTitleBar.requestUrlInputFocus();
         } else {
             TabViewData data = (TabViewData) view.getTag();
             int ix = mControl.getTabIndex(data.mTab);
             mTabs.setSelectedTab(ix);
             mBrowserActivity.switchToTab(ix);
         }
     }

     private void showUrlBar() {
         mBrowserActivity.stopScrolling();
         mBrowserActivity.showFakeTitleBar();
         mUserRequestedUrlbar = true;
     }

     private void setShowUrlMode(boolean showUrl) {
         mShowUrlMode = showUrl;
         Drawable newDrawable = mShowUrlMode ? mShowUrlDrawable : mHideUrlDrawable;
         mShowUrlButton.setImageDrawable(newDrawable);
     }

     // callback after fake titlebar is shown
     void onShowTitleBar() {
         setShowUrlMode(false);
     }

     // callback after fake titlebar is hidden
     void onHideTitleBar() {
         setShowUrlMode(!mTitleVisible);
         Tab tab = mControl.getCurrentTab();
         tab.getWebView().requestFocus();
         mUserRequestedUrlbar = false;
     }

     // webview scroll listener

     @Override
     public void onScroll(boolean titleVisible) {
         mTitleVisible = titleVisible;
         if (!mShowUrlMode && !mTitleVisible && !isLoading()) {
             if (mUserRequestedUrlbar) {
                 mBrowserActivity.hideFakeTitleBar();
             } else {
                 setShowUrlMode(true);
             }
         } else if (mTitleVisible && !isLoading()) {
             if (mShowUrlMode) {
                 setShowUrlMode(false);
             }
         }
     }

     @Override
     public void createContextMenu(ContextMenu menu) {
         MenuInflater inflater = mBrowserActivity.getMenuInflater();
         inflater.inflate(R.menu.title_context, menu);
         mBrowserActivity.onCreateContextMenu(menu, this, null);
     }

     private TabViewData buildTab(Tab tab) {
         TabViewData data = new TabViewData(tab);
         mTabMap.put(tab, data);
         return data;
     }

     private TabView buildView(final TabViewData data) {
         TabView tv = new TabView(mBrowserActivity, data);
         tv.setTag(data);
         tv.setOnClickListener(this);
         mTabs.addTab(tv);
         return tv;
     }

     /**
      * View used in the tab bar
      */
     class TabView extends LinearLayout implements OnClickListener {

         TabViewData mTabData;
         View mTabContent;
         TextView mTitle;
         View mIncognito;
         ImageView mIconView;
         ImageView mLock;
         ImageView mClose;
         boolean mSelected;
         boolean mInLoad;

         /**
          * @param context
          */
         public TabView(Context context, TabViewData tab) {
             super(context);
             mTabData = tab;
             setGravity(Gravity.CENTER_VERTICAL);
             setOrientation(LinearLayout.HORIZONTAL);
             setBackgroundResource(R.drawable.tab_background);
             LayoutInflater inflater = LayoutInflater.from(mContext);
             mTabContent = inflater.inflate(R.layout.tab_title, this, true);
             mTitle = (TextView) mTabContent.findViewById(R.id.title);
             mIconView = (ImageView) mTabContent.findViewById(R.id.favicon);
             mLock = (ImageView) mTabContent.findViewById(R.id.lock);
             mClose = (ImageView) mTabContent.findViewById(R.id.close);
             mClose.setOnClickListener(this);
             mIncognito = mTabContent.findViewById(R.id.incognito);
             mSelected = false;
             mInLoad = false;
             // update the status
             updateFromData();
         }

         @Override
         public void onClick(View v) {
             if (v == mClose) {
                 closeTab();
             }
         }

         private void updateFromData() {
             mTabData.mTabView = this;
             if (mTabData.mUrl != null) {
                 setDisplayTitle(mTabData.mUrl);
             }
             if (mTabData.mTitle != null) {
                 setDisplayTitle(mTabData.mTitle);
             }
             setProgress(mTabData.mProgress);
             if (mTabData.mIcon != null) {
                 setFavicon(mTabData.mIcon);
             }
             if (mTabData.mLock != null) {
                 setLock(mTabData.mLock);
             }
             if (mTabData.mTab != null) {
                 mIncognito.setVisibility(
                         mTabData.mTab.getWebView().isPrivateBrowsingEnabled() ?
                         View.VISIBLE : View.GONE);
             }
         }

         @Override
         public void setSelected(boolean selected) {
             mSelected = selected;
             mClose.setVisibility(mSelected ? View.VISIBLE : View.GONE);
             mTitle.setTextColor(mSelected ? Color.BLACK : Color.GRAY);
             super.setSelected(selected);
             setLayoutParams(new LayoutParams(selected ?
                     mTabWidthSelected : mTabWidthUnselected,
                     LayoutParams.MATCH_PARENT));
         }

         void setDisplayTitle(String title) {
             mTitle.setText(title);
         }

         void setFavicon(Drawable d) {
             mIconView.setImageDrawable(d);
         }

         void setLock(Drawable d) {
             if (null == d) {
                 mLock.setVisibility(View.GONE);
             } else {
                 mLock.setImageDrawable(d);
                 mLock.setVisibility(View.VISIBLE);
             }
         }

         void setTitleCompoundDrawables(Drawable left, Drawable top,
                 Drawable right, Drawable bottom) {
             mTitle.setCompoundDrawables(left, top, right, bottom);
         }

         void setProgress(int newProgress) {
             if (newProgress >= PROGRESS_MAX) {
                 mInLoad = false;
             } else {
                 if (!mInLoad && getWindowToken() != null) {
                     mInLoad = true;
                 }
             }
         }

         private void closeTab() {
             if (mTabData.mTab == mControl.getCurrentTab()) {
                 mBrowserActivity.closeCurrentWindow();
             } else {
                 mBrowserActivity.closeTab(mTabData.mTab);
             }
         }

     }

     /**
      * Store tab state within the title bar
      */
     class TabViewData {

         Tab mTab;
         TabView mTabView;
         int mProgress;
         Drawable mIcon;
         Drawable mLock;
         String mTitle;
         String mUrl;

         TabViewData(Tab tab) {
             mTab = tab;
         }

         void setUrlAndTitle(String url, String title) {
             mUrl = url;
             mTitle = title;
             if (mTabView != null) {
                 if (title != null) {
                     mTabView.setDisplayTitle(title);
                 } else if (url != null) {
                     mTabView.setDisplayTitle(url);
                 }
             }
         }

         void setProgress(int newProgress) {
             mProgress = newProgress;
             if (mTabView != null) {
                 mTabView.setProgress(mProgress);
             }
         }

         void setFavicon(Bitmap icon) {
             Drawable[] array = new Drawable[3];
             array[0] = new PaintDrawable(Color.BLACK);
             array[1] = new PaintDrawable(Color.WHITE);
             if (icon == null) {
 //                array[2] = mGenericFavicon;
             } else {
                 array[2] = new BitmapDrawable(icon);
             }
             LayerDrawable d = new LayerDrawable(array);
             d.setLayerInset(1, 1, 1, 1, 1);
             d.setLayerInset(2, 2, 2, 2, 2);
             mIcon = d;
             if (mTabView != null) {
                 mTabView.setFavicon(mIcon);
             }
         }

     }

     // TabChangeListener implementation

     @Override
     public void onCurrentTab(Tab tab) {
         mTabs.setSelectedTab(mControl.getCurrentIndex());
         TabViewData tvd = mTabMap.get(tab);
         if (tvd != null) {
             tvd.setProgress(tvd.mProgress);
             // update the scroll state
             WebView webview = tab.getWebView();
             onScroll(webview.getVisibleTitleHeight() > 0);
         }
     }

     @Override
     public void onFavicon(Tab tab, Bitmap favicon) {
         TabViewData tvd = mTabMap.get(tab);
         if (tvd != null) {
             tvd.setFavicon(favicon);
         }
     }

     @Override
     public void onNewTab(Tab tab) {
         TabViewData tvd = buildTab(tab);
         buildView(tvd);
     }

     @Override
     public void onProgress(Tab tab, int progress) {
         TabViewData tvd = mTabMap.get(tab);
         if (tvd != null) {
             tvd.setProgress(progress);
         }
     }

     @Override
     public void onRemoveTab(Tab tab) {
         TabViewData tvd = mTabMap.get(tab);
         TabView tv = tvd.mTabView;
         if (tv != null) {
             mTabs.removeTab(tv);
         }
         mTabMap.remove(tab);
     }

     @Override
     public void onUrlAndTitle(Tab tab, String url, String title) {
         TabViewData tvd = mTabMap.get(tab);
         if (tvd != null) {
             tvd.setUrlAndTitle(url, title);
         }
     }

     @Override
     public void onPageFinished(Tab tab) {
     }

     @Override
     public void onPageStarted(Tab tab) {
     }


     private boolean isLoading() {
         return mTabMap.get(mControl.getCurrentTab()).mTabView.mInLoad;
     }

 }
	/*
	* 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 android.content.Context;
	import android.content.res.Resources;
	import android.graphics.Bitmap;
	import android.graphics.Color;
	import android.graphics.drawable.BitmapDrawable;
	import android.graphics.drawable.Drawable;
	import android.graphics.drawable.LayerDrawable;
	import android.graphics.drawable.PaintDrawable;
	import android.view.ContextMenu;
	import android.view.Gravity;
	import android.view.LayoutInflater;
	import android.view.MenuInflater;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.webkit.WebView;
	import android.widget.ImageButton;
	import android.widget.ImageView;
	import android.widget.LinearLayout;
	import android.widget.TextView;

	import com.android.browser.ScrollWebView.ScrollListener;
	import com.android.browser.TabControl.TabChangeListener;

	import java.util.HashMap;
	import java.util.Map;

	/**
	* tabbed title bar for xlarge screen browser
	*/
	public class TabBar extends LinearLayout
	implements TabChangeListener, ScrollListener, OnClickListener {

	private static final int PROGRESS_MAX = 100;

	private BrowserActivity mBrowserActivity;

	private final int mTabWidthSelected;
	private final int mTabWidthUnselected;

	private final Drawable mShowUrlDrawable;
	private final Drawable mHideUrlDrawable;

	private TitleBarXLarge mTitleBar;

	private TabScrollView mTabs;
	private ImageButton mShowUrlButton;
	private TabControl mControl;

	private Map<Tab, TabViewData> mTabMap;

	private float mDensityScale;
	private boolean mUserRequestedUrlbar;
	private boolean mTitleVisible;
	private boolean mShowUrlMode;

	public TabBar(BrowserActivity context, TabControl tabcontrol, TitleBarXLarge titlebar) {
	super(context);
	Resources res = context.getResources();
	mTabWidthSelected = (int) res.getDimension(R.dimen.tab_width_selected);
	mTabWidthUnselected = (int) res.getDimension(R.dimen.tab_width_unselected);
	mShowUrlDrawable = res.getDrawable(R.drawable.ic_menu_showurl);
	mHideUrlDrawable = res.getDrawable(R.drawable.ic_menu_hideurl);

	mTitleBar = titlebar;
	mTitleBar.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT,
	LayoutParams.WRAP_CONTENT));
	mDensityScale = context.getResources().getDisplayMetrics().density;
	mTabMap = new HashMap<Tab, TabViewData>();
	mBrowserActivity = context;
	mControl = tabcontrol;
	Resources resources = context.getResources();
	LayoutInflater factory = LayoutInflater.from(context);
	factory.inflate(R.layout.tab_bar, this);
	mTabs = (TabScrollView) findViewById(R.id.tabs);
	mShowUrlButton = (ImageButton) findViewById(R.id.showurl);

	// TODO: Change enabled states based on whether you can go
	// back/forward. Probably should be done inside onPageStarted.

	mShowUrlButton.setOnClickListener(this);

	// build tabs
	int tabcount = mControl.getTabCount();
	for (int i = 0; i < tabcount; i++) {
	Tab tab = mControl.getTab(i);
	TabViewData data = buildTab(tab);
	TabView tv = buildView(data);
	}
	mTabs.setSelectedTab(mControl.getCurrentIndex());

	// register the tab change listener
	mControl.setOnTabChangeListener(this);
	mUserRequestedUrlbar = false;
	mTitleVisible = true;
	}

	public void onClick(View view) {
	if (mShowUrlButton == view) {
	if (mShowUrlMode) {
	showUrlBar();
	} else if (!isLoading()) {
	ScrollWebView swv = (ScrollWebView) mControl.getCurrentWebView();
	swv.hideEmbeddedTitleBar();
	mBrowserActivity.hideFakeTitleBar();
	}
	} else if (mTabs.getSelectedTab() == view) {
	if (mBrowserActivity.isFakeTitleBarShowing() && !isLoading()) {
	mBrowserActivity.hideFakeTitleBar();
	} else {
	showUrlBar();
	}
	// temporarily disabled
	// mTitleBar.requestUrlInputFocus();
	} else {
	TabViewData data = (TabViewData) view.getTag();
	int ix = mControl.getTabIndex(data.mTab);
	mTabs.setSelectedTab(ix);
	mBrowserActivity.switchToTab(ix);
	}
	}

	private void showUrlBar() {
	mBrowserActivity.stopScrolling();
	mBrowserActivity.showFakeTitleBar();
	mUserRequestedUrlbar = true;
	}

	private void setShowUrlMode(boolean showUrl) {
	mShowUrlMode = showUrl;
	Drawable newDrawable = mShowUrlMode ? mShowUrlDrawable : mHideUrlDrawable;
	mShowUrlButton.setImageDrawable(newDrawable);
	}

	// callback after fake titlebar is shown
	void onShowTitleBar() {
	setShowUrlMode(false);
	}

	// callback after fake titlebar is hidden
	void onHideTitleBar() {
	setShowUrlMode(!mTitleVisible);
	Tab tab = mControl.getCurrentTab();
	tab.getWebView().requestFocus();
	mUserRequestedUrlbar = false;
	}

	// webview scroll listener

	@Override
	public void onScroll(boolean titleVisible) {
	mTitleVisible = titleVisible;
	if (!mShowUrlMode && !mTitleVisible && !isLoading()) {
	if (mUserRequestedUrlbar) {
	mBrowserActivity.hideFakeTitleBar();
	} else {
	setShowUrlMode(true);
	}
	} else if (mTitleVisible && !isLoading()) {
	if (mShowUrlMode) {
	setShowUrlMode(false);
	}
	}
	}

	@Override
	public void createContextMenu(ContextMenu menu) {
	MenuInflater inflater = mBrowserActivity.getMenuInflater();
	inflater.inflate(R.menu.title_context, menu);
	mBrowserActivity.onCreateContextMenu(menu, this, null);
	}

	private TabViewData buildTab(Tab tab) {
	TabViewData data = new TabViewData(tab);
	mTabMap.put(tab, data);
	return data;
	}

	private TabView buildView(final TabViewData data) {
	TabView tv = new TabView(mBrowserActivity, data);
	tv.setTag(data);
	tv.setOnClickListener(this);
	mTabs.addTab(tv);
	return tv;
	}

	/**
	* View used in the tab bar
	*/
	class TabView extends LinearLayout implements OnClickListener {

	TabViewData mTabData;
	View mTabContent;
	TextView mTitle;
	View mIncognito;
	ImageView mIconView;
	ImageView mLock;
	ImageView mClose;
	boolean mSelected;
	boolean mInLoad;

	/**
	* @param context
	*/
	public TabView(Context context, TabViewData tab) {
	super(context);
	mTabData = tab;
	setGravity(Gravity.CENTER_VERTICAL);
	setOrientation(LinearLayout.HORIZONTAL);
	setBackgroundResource(R.drawable.tab_background);
	LayoutInflater inflater = LayoutInflater.from(mContext);
	mTabContent = inflater.inflate(R.layout.tab_title, this, true);
	mTitle = (TextView) mTabContent.findViewById(R.id.title);
	mIconView = (ImageView) mTabContent.findViewById(R.id.favicon);
	mLock = (ImageView) mTabContent.findViewById(R.id.lock);
	mClose = (ImageView) mTabContent.findViewById(R.id.close);
	mClose.setOnClickListener(this);
	mIncognito = mTabContent.findViewById(R.id.incognito);
	mSelected = false;
	mInLoad = false;
	// update the status
	updateFromData();
	}

	@Override
	public void onClick(View v) {
	if (v == mClose) {
	closeTab();
	}
	}

	private void updateFromData() {
	mTabData.mTabView = this;
	if (mTabData.mUrl != null) {
	setDisplayTitle(mTabData.mUrl);
	}
	if (mTabData.mTitle != null) {
	setDisplayTitle(mTabData.mTitle);
	}
	setProgress(mTabData.mProgress);
	if (mTabData.mIcon != null) {
	setFavicon(mTabData.mIcon);
	}
	if (mTabData.mLock != null) {
	setLock(mTabData.mLock);
	}
	if (mTabData.mTab != null) {
	mIncognito.setVisibility(
	mTabData.mTab.getWebView().isPrivateBrowsingEnabled() ?
	View.VISIBLE : View.GONE);
	}
	}

	@Override
	public void setSelected(boolean selected) {
	mSelected = selected;
	mClose.setVisibility(mSelected ? View.VISIBLE : View.GONE);
	mTitle.setTextColor(mSelected ? Color.BLACK : Color.GRAY);
	super.setSelected(selected);
	setLayoutParams(new LayoutParams(selected ?
	mTabWidthSelected : mTabWidthUnselected,
	LayoutParams.MATCH_PARENT));
	}

	void setDisplayTitle(String title) {
	mTitle.setText(title);
	}

	void setFavicon(Drawable d) {
	mIconView.setImageDrawable(d);
	}

	void setLock(Drawable d) {
	if (null == d) {
	mLock.setVisibility(View.GONE);
	} else {
	mLock.setImageDrawable(d);
	mLock.setVisibility(View.VISIBLE);
	}
	}

	void setTitleCompoundDrawables(Drawable left, Drawable top,
	Drawable right, Drawable bottom) {
	mTitle.setCompoundDrawables(left, top, right, bottom);
	}

	void setProgress(int newProgress) {
	if (newProgress >= PROGRESS_MAX) {
	mInLoad = false;
	} else {
	if (!mInLoad && getWindowToken() != null) {
	mInLoad = true;
	}
	}
	}

	private void closeTab() {
	if (mTabData.mTab == mControl.getCurrentTab()) {
	mBrowserActivity.closeCurrentWindow();
	} else {
	mBrowserActivity.closeTab(mTabData.mTab);
	}
	}

	}

	/**
	* Store tab state within the title bar
	*/
	class TabViewData {

	Tab mTab;
	TabView mTabView;
	int mProgress;
	Drawable mIcon;
	Drawable mLock;
	String mTitle;
	String mUrl;

	TabViewData(Tab tab) {
	mTab = tab;
	}

	void setUrlAndTitle(String url, String title) {
	mUrl = url;
	mTitle = title;
	if (mTabView != null) {
	if (title != null) {
	mTabView.setDisplayTitle(title);
	} else if (url != null) {
	mTabView.setDisplayTitle(url);
	}
	}
	}

	void setProgress(int newProgress) {
	mProgress = newProgress;
	if (mTabView != null) {
	mTabView.setProgress(mProgress);
	}
	}

	void setFavicon(Bitmap icon) {
	Drawable[] array = new Drawable[3];
	array[0] = new PaintDrawable(Color.BLACK);
	array[1] = new PaintDrawable(Color.WHITE);
	if (icon == null) {
	// array[2] = mGenericFavicon;
	} else {
	array[2] = new BitmapDrawable(icon);
	}
	LayerDrawable d = new LayerDrawable(array);
	d.setLayerInset(1, 1, 1, 1, 1);
	d.setLayerInset(2, 2, 2, 2, 2);
	mIcon = d;
	if (mTabView != null) {
	mTabView.setFavicon(mIcon);
	}
	}

	}

	// TabChangeListener implementation

	@Override
	public void onCurrentTab(Tab tab) {
	mTabs.setSelectedTab(mControl.getCurrentIndex());
	TabViewData tvd = mTabMap.get(tab);
	if (tvd != null) {
	tvd.setProgress(tvd.mProgress);
	// update the scroll state
	WebView webview = tab.getWebView();
	onScroll(webview.getVisibleTitleHeight() > 0);
	}
	}

	@Override
	public void onFavicon(Tab tab, Bitmap favicon) {
	TabViewData tvd = mTabMap.get(tab);
	if (tvd != null) {
	tvd.setFavicon(favicon);
	}
	}

	@Override
	public void onNewTab(Tab tab) {
	TabViewData tvd = buildTab(tab);
	buildView(tvd);
	}

	@Override
	public void onProgress(Tab tab, int progress) {
	TabViewData tvd = mTabMap.get(tab);
	if (tvd != null) {
	tvd.setProgress(progress);
	}
	}

	@Override
	public void onRemoveTab(Tab tab) {
	TabViewData tvd = mTabMap.get(tab);
	TabView tv = tvd.mTabView;
	if (tv != null) {
	mTabs.removeTab(tv);
	}
	mTabMap.remove(tab);
	}

	@Override
	public void onUrlAndTitle(Tab tab, String url, String title) {
	TabViewData tvd = mTabMap.get(tab);
	if (tvd != null) {
	tvd.setUrlAndTitle(url, title);
	}
	}

	@Override
	public void onPageFinished(Tab tab) {
	}

	@Override
	public void onPageStarted(Tab tab) {
	}


	private boolean isLoading() {
	return mTabMap.get(mControl.getCurrentTab()).mTabView.mInLoad;
	}

	}