src/com/android/contacts/activities/ActionBarAdapter.java - platform/packages/apps/Contacts - 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.contacts.activities;

 import android.animation.ValueAnimator;
 import android.app.ActionBar;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.content.res.TypedArray;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
 import android.text.Editable;
 import android.text.TextUtils;
 import android.text.TextWatcher;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.SearchView;
 import android.widget.SearchView.OnCloseListener;
 import android.view.View.OnClickListener;
 import android.widget.EditText;
 import android.widget.Toolbar;

 import com.android.contacts.R;
 import com.android.contacts.activities.ActionBarAdapter.Listener.Action;
 import com.android.contacts.list.ContactsRequest;

 /**
  * Adapter for the action bar at the top of the Contacts activity.
  */
 public class ActionBarAdapter implements OnCloseListener {

     public interface Listener {
         public abstract class Action {
             public static final int CHANGE_SEARCH_QUERY = 0;
             public static final int START_SEARCH_MODE = 1;
             public static final int STOP_SEARCH_MODE = 2;
         }

         void onAction(int action);

         /**
          * Called when the user selects a tab.  The new tab can be obtained using
          * {@link #getCurrentTab}.
          */
         void onSelectedTabChanged();

         void onUpButtonPressed();
     }

     private static final String EXTRA_KEY_SEARCH_MODE = "navBar.searchMode";
     private static final String EXTRA_KEY_QUERY = "navBar.query";
     private static final String EXTRA_KEY_SELECTED_TAB = "navBar.selectedTab";

     private static final String PERSISTENT_LAST_TAB = "actionBarAdapter.lastTab";

     private boolean mSearchMode;
     private String mQueryString;

     private EditText mSearchView;
     /** The view that represents tabs when we are in portrait mode **/
     private View mPortraitTabs;
     /** The view that represents tabs when we are in landscape mode **/
     private View mLandscapeTabs;
     private View mSearchContainer;

     private int mMaxPortraitTabHeight;
     private int mMaxToolbarContentInsetStart;

     private final Context mContext;
     private final SharedPreferences mPrefs;

     private Listener mListener;

     private final ActionBar mActionBar;
     private final Toolbar mToolbar;

     private boolean mShowHomeIcon;

     public interface TabState {
         public static int FAVORITES = 0;
         public static int ALL = 1;

         public static int COUNT = 2;
         public static int DEFAULT = ALL;
     }

     private int mCurrentTab = TabState.DEFAULT;

     public ActionBarAdapter(Context context, Listener listener, ActionBar actionBar,
             View portraitTabs, View landscapeTabs, Toolbar toolbar) {
         mContext = context;
         mListener = listener;
         mActionBar = actionBar;
         mPrefs = PreferenceManager.getDefaultSharedPreferences(mContext);
         mPortraitTabs = portraitTabs;
         mLandscapeTabs = landscapeTabs;
         mToolbar = toolbar;
         mMaxToolbarContentInsetStart = mToolbar.getContentInsetStart();
         mShowHomeIcon = mContext.getResources().getBoolean(R.bool.show_home_icon);

         setupSearchView();
         setupTabs(context);
     }

     private void setupTabs(Context context) {
         final TypedArray attributeArray = context.obtainStyledAttributes(
                 new int[]{android.R.attr.actionBarSize});
         mMaxPortraitTabHeight = attributeArray.getDimensionPixelSize(0, 0);
         // Hide tabs initially
         setPortraitTabHeight(0);
     }

     private void setupSearchView() {
         final LayoutInflater inflater = (LayoutInflater) mToolbar.getContext().getSystemService(
                 Context.LAYOUT_INFLATER_SERVICE);
         mSearchContainer = inflater.inflate(R.layout.search_bar_expanded, mToolbar,
                 /* attachToRoot = */ false);
         mSearchContainer.setVisibility(View.VISIBLE);
         mToolbar.addView(mSearchContainer);

         mSearchContainer.setBackgroundColor(mContext.getResources().getColor(
                 R.color.searchbox_background_color));
         mSearchView = (EditText) mSearchContainer.findViewById(R.id.search_view);
         mSearchView.setHint(mContext.getString(R.string.hint_findContacts));
         mSearchView.addTextChangedListener(new SearchTextWatcher());
         mSearchContainer.findViewById(R.id.search_close_button).setOnClickListener(
                 new OnClickListener() {
             @Override
             public void onClick(View v) {
                 mSearchView.setText(null);
             }
         });
         mSearchContainer.findViewById(R.id.search_back_button).setOnClickListener(
                 new OnClickListener() {
             @Override
             public void onClick(View v) {
                 if (mListener != null) {
                     mListener.onUpButtonPressed();
                 }
             }
         });
     }

     public void initialize(Bundle savedState, ContactsRequest request) {
         if (savedState == null) {
             mSearchMode = request.isSearchMode();
             mQueryString = request.getQueryString();
             mCurrentTab = loadLastTabPreference();
         } else {
             mSearchMode = savedState.getBoolean(EXTRA_KEY_SEARCH_MODE);
             mQueryString = savedState.getString(EXTRA_KEY_QUERY);

             // Just set to the field here.  The listener will be notified by update().
             mCurrentTab = savedState.getInt(EXTRA_KEY_SELECTED_TAB);
         }
         if (mCurrentTab >= TabState.COUNT || mCurrentTab < 0) {
             // Invalid tab index was saved (b/12938207). Restore the default.
             mCurrentTab = TabState.DEFAULT;
         }
         // Show tabs or the expanded {@link SearchView}, depending on whether or not we are in
         // search mode.
         update(true /* skipAnimation */);
         // Expanding the {@link SearchView} clears the query, so set the query from the
         // {@link ContactsRequest} after it has been expanded, if applicable.
         if (mSearchMode && !TextUtils.isEmpty(mQueryString)) {
             setQueryString(mQueryString);
         }
     }

     public void setListener(Listener listener) {
         mListener = listener;
     }

     private class SearchTextWatcher implements TextWatcher {

         @Override
         public void onTextChanged(CharSequence queryString, int start, int before, int count) {
             if (queryString.equals(mQueryString)) {
                 return;
             }
             mQueryString = queryString.toString();
             if (!mSearchMode) {
                 if (!TextUtils.isEmpty(queryString)) {
                     setSearchMode(true);
                 }
             } else if (mListener != null) {
                 mListener.onAction(Action.CHANGE_SEARCH_QUERY);
             }
         }

         @Override
         public void afterTextChanged(Editable s) {}

         @Override
         public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
     }

     /**
      * Save the current tab selection, and notify the listener.
      */
     public void setCurrentTab(int tab) {
         setCurrentTab(tab, true);
     }

     /**
      * Save the current tab selection.
      */
     public void setCurrentTab(int tab, boolean notifyListener) {
         if (tab == mCurrentTab) {
             return;
         }
         mCurrentTab = tab;

         if (notifyListener && mListener != null) mListener.onSelectedTabChanged();
         saveLastTabPreference(mCurrentTab);
     }

     public int getCurrentTab() {
         return mCurrentTab;
     }

     /**
      * @return Whether in search mode, i.e. if the search view is visible/expanded.
      *
      * Note even if the action bar is in search mode, if the query is empty, the search fragment
      * will not be in search mode.
      */
     public boolean isSearchMode() {
         return mSearchMode;
     }

     public void setSearchMode(boolean flag) {
         if (mSearchMode != flag) {
             mSearchMode = flag;
             update(false /* skipAnimation */);
             if (mSearchView == null) {
                 return;
             }
             if (mSearchMode) {
                 setFocusOnSearchView();
             } else {
                 mSearchView.setText(null);
             }
         } else if (flag) {
             // Everything is already set up. Still make sure the keyboard is up
             if (mSearchView != null) setFocusOnSearchView();
         }
     }

     public String getQueryString() {
         return mSearchMode ? mQueryString : null;
     }

     public void setQueryString(String query) {
         mQueryString = query;
         if (mSearchView != null) {
             mSearchView.setText(query);
         }
     }

     /** @return true if the "UP" icon is showing. */
     public boolean isUpShowing() {
         return mSearchMode; // Only shown on the search mode.
     }

     private void updateDisplayOptionsInner() {
         // All the flags we may change in this method.
         final int MASK = ActionBar.DISPLAY_SHOW_TITLE | ActionBar.DISPLAY_SHOW_HOME
                 | ActionBar.DISPLAY_HOME_AS_UP | ActionBar.DISPLAY_SHOW_CUSTOM;

         // The current flags set to the action bar.  (only the ones that we may change here)
         final int current = mActionBar.getDisplayOptions() & MASK;

         // Build the new flags...
         int newFlags = 0;
         if (mShowHomeIcon && !mSearchMode) {
             newFlags |= ActionBar.DISPLAY_SHOW_HOME;
         }
         if (mSearchMode) {
             newFlags |= ActionBar.DISPLAY_SHOW_CUSTOM;
             mToolbar.setContentInsetsRelative(0, mToolbar.getContentInsetEnd());
         } else {
             newFlags |= ActionBar.DISPLAY_SHOW_TITLE;
             mToolbar.setContentInsetsRelative(mMaxToolbarContentInsetStart,
                     mToolbar.getContentInsetEnd());
         }


         if (current != newFlags) {
             // Pass the mask here to preserve other flags that we're not interested here.
             mActionBar.setDisplayOptions(newFlags, MASK);
         }
     }

     private void update(boolean skipAnimation) {
         final boolean isIconifiedChanging
                 = (mSearchContainer.getParent() == null) == mSearchMode;
         if (isIconifiedChanging && !skipAnimation) {
             mToolbar.removeView(mLandscapeTabs);
             if (mSearchMode) {
                 addSearchContainer();
                 mSearchContainer.setAlpha(0);
                 mSearchContainer.animate().alpha(1);
                 animateTabHeightChange(mMaxPortraitTabHeight, 0);
                 updateDisplayOptions(isIconifiedChanging);
             } else {
                 mSearchContainer.setAlpha(1);
                 animateTabHeightChange(0, mMaxPortraitTabHeight);
                 mSearchContainer.animate().alpha(0).withEndAction(new Runnable() {
                     @Override
                     public void run() {
                         updateDisplayOptionsInner();
                         updateDisplayOptions(isIconifiedChanging);
                         addLandscapeViewPagerTabs();
                         mToolbar.removeView(mSearchContainer);
                     }
                 });
             }
             return;
         }
         if (isIconifiedChanging && skipAnimation) {
             mToolbar.removeView(mLandscapeTabs);
             if (mSearchMode) {
                 setPortraitTabHeight(0);
                 addSearchContainer();
             } else {
                 setPortraitTabHeight(mMaxPortraitTabHeight);
                 mToolbar.removeView(mSearchContainer);
                 addLandscapeViewPagerTabs();
             }
         }
         updateDisplayOptions(isIconifiedChanging);
     }

     private void addLandscapeViewPagerTabs() {
         if (mLandscapeTabs != null) {
             mToolbar.removeView(mLandscapeTabs);
             mToolbar.addView(mLandscapeTabs);
         }
     }

     private void addSearchContainer() {
         mToolbar.removeView(mSearchContainer);
         mToolbar.addView(mSearchContainer);
     }

     private void updateDisplayOptions(boolean isIconifiedChanging) {
         if (mSearchMode) {
             setFocusOnSearchView();
             // Since we have the {@link SearchView} in a custom action bar, we must manually handle
             // expanding the {@link SearchView} when a search is initiated. Note that a side effect
             // of this method is that the {@link SearchView} query text is set to empty string.
             if (isIconifiedChanging) {
                 final CharSequence queryText = mSearchView.getText();
                 if (!TextUtils.isEmpty(queryText)) {
                     mSearchView.setText(queryText);
                 }
             }
             if (mListener != null) {
                 mListener.onAction(Action.START_SEARCH_MODE);
             }
         } else {
             if (mListener != null) {
                 mListener.onAction(Action.STOP_SEARCH_MODE);
                 mListener.onSelectedTabChanged();
             }
         }
         updateDisplayOptionsInner();
     }

     @Override
     public boolean onClose() {
         setSearchMode(false);
         return false;
     }

     public void onSaveInstanceState(Bundle outState) {
         outState.putBoolean(EXTRA_KEY_SEARCH_MODE, mSearchMode);
         outState.putString(EXTRA_KEY_QUERY, mQueryString);
         outState.putInt(EXTRA_KEY_SELECTED_TAB, mCurrentTab);
     }

     /**
      * Clears the focus from the {@link SearchView} if we are in search mode.
      * This will suppress the IME if it is visible.
      */
     public void clearFocusOnSearchView() {
         if (isSearchMode()) {
             if (mSearchView != null) {
                 mSearchView.clearFocus();
             }
         }
     }

     public void setFocusOnSearchView() {
         mSearchView.requestFocus();
         showInputMethod(mSearchView); // Workaround for the "IME not popping up" issue.
     }

     private void showInputMethod(View view) {
         final InputMethodManager imm = (InputMethodManager) mContext.getSystemService(
                 Context.INPUT_METHOD_SERVICE);
         if (imm != null) {
             imm.showSoftInput(view, 0);
         }
     }

     private void saveLastTabPreference(int tab) {
         mPrefs.edit().putInt(PERSISTENT_LAST_TAB, tab).apply();
     }

     private int loadLastTabPreference() {
         try {
             return mPrefs.getInt(PERSISTENT_LAST_TAB, TabState.DEFAULT);
         } catch (IllegalArgumentException e) {
             // Preference is corrupt?
             return TabState.DEFAULT;
         }
     }

     private void animateTabHeightChange(int start, int end) {
         if (mPortraitTabs == null) {
             return;
         }
         final ValueAnimator animator = ValueAnimator.ofInt(start, end);
         animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
             @Override
             public void onAnimationUpdate(ValueAnimator valueAnimator) {
                 int value = (Integer) valueAnimator.getAnimatedValue();
                 setPortraitTabHeight(value);
             }
         });
         animator.setDuration(100).start();
     }

     private void setPortraitTabHeight(int height) {
         if (mPortraitTabs == null) {
             return;
         }
         ViewGroup.LayoutParams layoutParams = mPortraitTabs.getLayoutParams();
         layoutParams.height = height;
         mPortraitTabs.setLayoutParams(layoutParams);
     }
 }
	/*
	* 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.contacts.activities;

	import android.animation.ValueAnimator;
	import android.app.ActionBar;
	import android.content.Context;
	import android.content.SharedPreferences;
	import android.content.res.TypedArray;
	import android.os.Bundle;
	import android.preference.PreferenceManager;
	import android.text.Editable;
	import android.text.TextUtils;
	import android.text.TextWatcher;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.ViewGroup;
	import android.view.inputmethod.InputMethodManager;
	import android.widget.SearchView;
	import android.widget.SearchView.OnCloseListener;
	import android.view.View.OnClickListener;
	import android.widget.EditText;
	import android.widget.Toolbar;

	import com.android.contacts.R;
	import com.android.contacts.activities.ActionBarAdapter.Listener.Action;
	import com.android.contacts.list.ContactsRequest;

	/**
	* Adapter for the action bar at the top of the Contacts activity.
	*/
	public class ActionBarAdapter implements OnCloseListener {

	public interface Listener {
	public abstract class Action {
	public static final int CHANGE_SEARCH_QUERY = 0;
	public static final int START_SEARCH_MODE = 1;
	public static final int STOP_SEARCH_MODE = 2;
	}

	void onAction(int action);

	/**
	* Called when the user selects a tab. The new tab can be obtained using
	* {@link #getCurrentTab}.
	*/
	void onSelectedTabChanged();

	void onUpButtonPressed();
	}

	private static final String EXTRA_KEY_SEARCH_MODE = "navBar.searchMode";
	private static final String EXTRA_KEY_QUERY = "navBar.query";
	private static final String EXTRA_KEY_SELECTED_TAB = "navBar.selectedTab";

	private static final String PERSISTENT_LAST_TAB = "actionBarAdapter.lastTab";

	private boolean mSearchMode;
	private String mQueryString;

	private EditText mSearchView;
	/ The view that represents tabs when we are in portrait mode /
	private View mPortraitTabs;
	/ The view that represents tabs when we are in landscape mode /
	private View mLandscapeTabs;
	private View mSearchContainer;

	private int mMaxPortraitTabHeight;
	private int mMaxToolbarContentInsetStart;

	private final Context mContext;
	private final SharedPreferences mPrefs;

	private Listener mListener;

	private final ActionBar mActionBar;
	private final Toolbar mToolbar;

	private boolean mShowHomeIcon;

	public interface TabState {
	public static int FAVORITES = 0;
	public static int ALL = 1;

	public static int COUNT = 2;
	public static int DEFAULT = ALL;
	}

	private int mCurrentTab = TabState.DEFAULT;

	public ActionBarAdapter(Context context, Listener listener, ActionBar actionBar,
	View portraitTabs, View landscapeTabs, Toolbar toolbar) {
	mContext = context;
	mListener = listener;
	mActionBar = actionBar;
	mPrefs = PreferenceManager.getDefaultSharedPreferences(mContext);
	mPortraitTabs = portraitTabs;
	mLandscapeTabs = landscapeTabs;
	mToolbar = toolbar;
	mMaxToolbarContentInsetStart = mToolbar.getContentInsetStart();
	mShowHomeIcon = mContext.getResources().getBoolean(R.bool.show_home_icon);

	setupSearchView();
	setupTabs(context);
	}

	private void setupTabs(Context context) {
	final TypedArray attributeArray = context.obtainStyledAttributes(
	new int[]{android.R.attr.actionBarSize});
	mMaxPortraitTabHeight = attributeArray.getDimensionPixelSize(0, 0);
	// Hide tabs initially
	setPortraitTabHeight(0);
	}

	private void setupSearchView() {
	final LayoutInflater inflater = (LayoutInflater) mToolbar.getContext().getSystemService(
	Context.LAYOUT_INFLATER_SERVICE);
	mSearchContainer = inflater.inflate(R.layout.search_bar_expanded, mToolbar,
	/* attachToRoot = */ false);
	mSearchContainer.setVisibility(View.VISIBLE);
	mToolbar.addView(mSearchContainer);

	mSearchContainer.setBackgroundColor(mContext.getResources().getColor(
	R.color.searchbox_background_color));
	mSearchView = (EditText) mSearchContainer.findViewById(R.id.search_view);
	mSearchView.setHint(mContext.getString(R.string.hint_findContacts));
	mSearchView.addTextChangedListener(new SearchTextWatcher());
	mSearchContainer.findViewById(R.id.search_close_button).setOnClickListener(
	new OnClickListener() {
	@Override
	public void onClick(View v) {
	mSearchView.setText(null);
	}
	});
	mSearchContainer.findViewById(R.id.search_back_button).setOnClickListener(
	new OnClickListener() {
	@Override
	public void onClick(View v) {
	if (mListener != null) {
	mListener.onUpButtonPressed();
	}
	}
	});
	}

	public void initialize(Bundle savedState, ContactsRequest request) {
	if (savedState == null) {
	mSearchMode = request.isSearchMode();
	mQueryString = request.getQueryString();
	mCurrentTab = loadLastTabPreference();
	} else {
	mSearchMode = savedState.getBoolean(EXTRA_KEY_SEARCH_MODE);
	mQueryString = savedState.getString(EXTRA_KEY_QUERY);

	// Just set to the field here. The listener will be notified by update().
	mCurrentTab = savedState.getInt(EXTRA_KEY_SELECTED_TAB);
	}
	if (mCurrentTab >= TabState.COUNT \|\| mCurrentTab < 0) {
	// Invalid tab index was saved (b/12938207). Restore the default.
	mCurrentTab = TabState.DEFAULT;
	}
	// Show tabs or the expanded {@link SearchView}, depending on whether or not we are in
	// search mode.
	update(true /* skipAnimation */);
	// Expanding the {@link SearchView} clears the query, so set the query from the
	// {@link ContactsRequest} after it has been expanded, if applicable.
	if (mSearchMode && !TextUtils.isEmpty(mQueryString)) {
	setQueryString(mQueryString);
	}
	}

	public void setListener(Listener listener) {
	mListener = listener;
	}

	private class SearchTextWatcher implements TextWatcher {

	@Override
	public void onTextChanged(CharSequence queryString, int start, int before, int count) {
	if (queryString.equals(mQueryString)) {
	return;
	}
	mQueryString = queryString.toString();
	if (!mSearchMode) {
	if (!TextUtils.isEmpty(queryString)) {
	setSearchMode(true);
	}
	} else if (mListener != null) {
	mListener.onAction(Action.CHANGE_SEARCH_QUERY);
	}
	}

	@Override
	public void afterTextChanged(Editable s) {}

	@Override
	public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
	}

	/**
	* Save the current tab selection, and notify the listener.
	*/
	public void setCurrentTab(int tab) {
	setCurrentTab(tab, true);
	}

	/**
	* Save the current tab selection.
	*/
	public void setCurrentTab(int tab, boolean notifyListener) {
	if (tab == mCurrentTab) {
	return;
	}
	mCurrentTab = tab;

	if (notifyListener && mListener != null) mListener.onSelectedTabChanged();
	saveLastTabPreference(mCurrentTab);
	}

	public int getCurrentTab() {
	return mCurrentTab;
	}

	/**
	* @return Whether in search mode, i.e. if the search view is visible/expanded.
	*
	* Note even if the action bar is in search mode, if the query is empty, the search fragment
	* will not be in search mode.
	*/
	public boolean isSearchMode() {
	return mSearchMode;
	}

	public void setSearchMode(boolean flag) {
	if (mSearchMode != flag) {
	mSearchMode = flag;
	update(false /* skipAnimation */);
	if (mSearchView == null) {
	return;
	}
	if (mSearchMode) {
	setFocusOnSearchView();
	} else {
	mSearchView.setText(null);
	}
	} else if (flag) {
	// Everything is already set up. Still make sure the keyboard is up
	if (mSearchView != null) setFocusOnSearchView();
	}
	}

	public String getQueryString() {
	return mSearchMode ? mQueryString : null;
	}

	public void setQueryString(String query) {
	mQueryString = query;
	if (mSearchView != null) {
	mSearchView.setText(query);
	}
	}

	/** @return true if the "UP" icon is showing. */
	public boolean isUpShowing() {
	return mSearchMode; // Only shown on the search mode.
	}

	private void updateDisplayOptionsInner() {
	// All the flags we may change in this method.
	final int MASK = ActionBar.DISPLAY_SHOW_TITLE \| ActionBar.DISPLAY_SHOW_HOME
	\| ActionBar.DISPLAY_HOME_AS_UP \| ActionBar.DISPLAY_SHOW_CUSTOM;

	// The current flags set to the action bar. (only the ones that we may change here)
	final int current = mActionBar.getDisplayOptions() & MASK;

	// Build the new flags...
	int newFlags = 0;
	if (mShowHomeIcon && !mSearchMode) {
	newFlags \|= ActionBar.DISPLAY_SHOW_HOME;
	}
	if (mSearchMode) {
	newFlags \|= ActionBar.DISPLAY_SHOW_CUSTOM;
	mToolbar.setContentInsetsRelative(0, mToolbar.getContentInsetEnd());
	} else {
	newFlags \|= ActionBar.DISPLAY_SHOW_TITLE;
	mToolbar.setContentInsetsRelative(mMaxToolbarContentInsetStart,
	mToolbar.getContentInsetEnd());
	}


	if (current != newFlags) {
	// Pass the mask here to preserve other flags that we're not interested here.
	mActionBar.setDisplayOptions(newFlags, MASK);
	}
	}

	private void update(boolean skipAnimation) {
	final boolean isIconifiedChanging
	= (mSearchContainer.getParent() == null) == mSearchMode;
	if (isIconifiedChanging && !skipAnimation) {
	mToolbar.removeView(mLandscapeTabs);
	if (mSearchMode) {
	addSearchContainer();
	mSearchContainer.setAlpha(0);
	mSearchContainer.animate().alpha(1);
	animateTabHeightChange(mMaxPortraitTabHeight, 0);
	updateDisplayOptions(isIconifiedChanging);
	} else {
	mSearchContainer.setAlpha(1);
	animateTabHeightChange(0, mMaxPortraitTabHeight);
	mSearchContainer.animate().alpha(0).withEndAction(new Runnable() {
	@Override
	public void run() {
	updateDisplayOptionsInner();
	updateDisplayOptions(isIconifiedChanging);
	addLandscapeViewPagerTabs();
	mToolbar.removeView(mSearchContainer);
	}
	});
	}
	return;
	}
	if (isIconifiedChanging && skipAnimation) {
	mToolbar.removeView(mLandscapeTabs);
	if (mSearchMode) {
	setPortraitTabHeight(0);
	addSearchContainer();
	} else {
	setPortraitTabHeight(mMaxPortraitTabHeight);
	mToolbar.removeView(mSearchContainer);
	addLandscapeViewPagerTabs();
	}
	}
	updateDisplayOptions(isIconifiedChanging);
	}

	private void addLandscapeViewPagerTabs() {
	if (mLandscapeTabs != null) {
	mToolbar.removeView(mLandscapeTabs);
	mToolbar.addView(mLandscapeTabs);
	}
	}

	private void addSearchContainer() {
	mToolbar.removeView(mSearchContainer);
	mToolbar.addView(mSearchContainer);
	}

	private void updateDisplayOptions(boolean isIconifiedChanging) {
	if (mSearchMode) {
	setFocusOnSearchView();
	// Since we have the {@link SearchView} in a custom action bar, we must manually handle
	// expanding the {@link SearchView} when a search is initiated. Note that a side effect
	// of this method is that the {@link SearchView} query text is set to empty string.
	if (isIconifiedChanging) {
	final CharSequence queryText = mSearchView.getText();
	if (!TextUtils.isEmpty(queryText)) {
	mSearchView.setText(queryText);
	}
	}
	if (mListener != null) {
	mListener.onAction(Action.START_SEARCH_MODE);
	}
	} else {
	if (mListener != null) {
	mListener.onAction(Action.STOP_SEARCH_MODE);
	mListener.onSelectedTabChanged();
	}
	}
	updateDisplayOptionsInner();
	}

	@Override
	public boolean onClose() {
	setSearchMode(false);
	return false;
	}

	public void onSaveInstanceState(Bundle outState) {
	outState.putBoolean(EXTRA_KEY_SEARCH_MODE, mSearchMode);
	outState.putString(EXTRA_KEY_QUERY, mQueryString);
	outState.putInt(EXTRA_KEY_SELECTED_TAB, mCurrentTab);
	}

	/**
	* Clears the focus from the {@link SearchView} if we are in search mode.
	* This will suppress the IME if it is visible.
	*/
	public void clearFocusOnSearchView() {
	if (isSearchMode()) {
	if (mSearchView != null) {
	mSearchView.clearFocus();
	}
	}
	}

	public void setFocusOnSearchView() {
	mSearchView.requestFocus();
	showInputMethod(mSearchView); // Workaround for the "IME not popping up" issue.
	}

	private void showInputMethod(View view) {
	final InputMethodManager imm = (InputMethodManager) mContext.getSystemService(
	Context.INPUT_METHOD_SERVICE);
	if (imm != null) {
	imm.showSoftInput(view, 0);
	}
	}

	private void saveLastTabPreference(int tab) {
	mPrefs.edit().putInt(PERSISTENT_LAST_TAB, tab).apply();
	}

	private int loadLastTabPreference() {
	try {
	return mPrefs.getInt(PERSISTENT_LAST_TAB, TabState.DEFAULT);
	} catch (IllegalArgumentException e) {
	// Preference is corrupt?
	return TabState.DEFAULT;
	}
	}

	private void animateTabHeightChange(int start, int end) {
	if (mPortraitTabs == null) {
	return;
	}
	final ValueAnimator animator = ValueAnimator.ofInt(start, end);
	animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
	@Override
	public void onAnimationUpdate(ValueAnimator valueAnimator) {
	int value = (Integer) valueAnimator.getAnimatedValue();
	setPortraitTabHeight(value);
	}
	});
	animator.setDuration(100).start();
	}

	private void setPortraitTabHeight(int height) {
	if (mPortraitTabs == null) {
	return;
	}
	ViewGroup.LayoutParams layoutParams = mPortraitTabs.getLayoutParams();
	layoutParams.height = height;
	mPortraitTabs.setLayoutParams(layoutParams);
	}
	}