chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/editurl/EditUrlSuggestionProcessor.java - chromium/src - Git at Google

 // Copyright 2018 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.omnibox.suggestions.editurl;

 import android.content.Context;
 import android.graphics.Bitmap;
 import android.support.annotation.IntDef;
 import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;

 import org.chromium.base.metrics.CachedMetrics;
 import org.chromium.base.metrics.CachedMetrics.EnumeratedHistogramSample;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ActivityTabProvider;
 import org.chromium.chrome.browser.ChromeFeatureList;
 import org.chromium.chrome.browser.favicon.LargeIconBridge;
 import org.chromium.chrome.browser.omnibox.OmniboxSuggestionType;
 import org.chromium.chrome.browser.omnibox.UrlBar;
 import org.chromium.chrome.browser.omnibox.UrlBar.OmniboxAction;
 import org.chromium.chrome.browser.omnibox.suggestions.OmniboxSuggestion;
 import org.chromium.chrome.browser.omnibox.suggestions.OmniboxSuggestionUiType;
 import org.chromium.chrome.browser.omnibox.suggestions.SuggestionProcessor;
 import org.chromium.chrome.browser.omnibox.suggestions.basic.SuggestionHost;
 import org.chromium.chrome.browser.profiles.Profile;
 import org.chromium.chrome.browser.share.ShareMenuActionHandler;
 import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.ui.base.Clipboard;
 import org.chromium.ui.modelutil.PropertyModel;

 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;

 /**
  * This class controls the interaction of the "edit url" suggestion item with the rest of the
  * suggestions list. This class also serves as a mediator, containing logic that interacts with
  * the rest of Chrome.
  */
 public class EditUrlSuggestionProcessor implements OnClickListener, SuggestionProcessor {
     /** An interface for handling taps on the suggestion rather than its buttons. */
     public interface SuggestionSelectionHandler {
         /**
          * Handle the edit URL suggestion selection.
          * @param suggestion The selected suggestion.
          */
         void onEditUrlSuggestionSelected(OmniboxSuggestion suggestion);
     }

     /** An interface for modifying the location bar and it's contents. */
     public interface LocationBarDelegate {
         /** Remove focus from the omnibox. */
         void clearOmniboxFocus();

         /**
          * Set the text in the omnibox.
          * @param text The text that should be displayed in the omnibox.
          */
         void setOmniboxEditingText(String text);
     }

     /** The actions that can be performed on the suggestion view provided by this class. */
     @IntDef({SuggestionAction.EDIT, SuggestionAction.COPY, SuggestionAction.SHARE,
             SuggestionAction.TAP})
     @Retention(RetentionPolicy.SOURCE)
     public @interface SuggestionAction {
         int EDIT = 0;
         int COPY = 1;
         int SHARE = 2;
         int TAP = 3;
         int NUM_ENTRIES = 4;
     }

     /** Cached metrics in the event this code is triggered prior to native being initialized. */
     private static final EnumeratedHistogramSample ENUMERATED_SUGGESTION_ACTION =
             new EnumeratedHistogramSample(
                     "Omnibox.EditUrlSuggestionAction", SuggestionAction.NUM_ENTRIES);
     private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_TAP =
             new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Tap");
     private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_COPY =
             new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Copy");
     private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_EDIT =
             new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Edit");
     private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_SHARE =
             new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Share");

     /** The delegate for accessing the location bar for observation and modification. */
     private final LocationBarDelegate mLocationBarDelegate;

     /** A means of accessing the activity's tab. */
     private ActivityTabProvider mTabProvider;

     /** Whether the omnibox has already cleared its content for the focus event. */
     private boolean mHasClearedOmniboxForFocus;

     /** The last omnibox suggestion to be processed. */
     private OmniboxSuggestion mLastProcessedSuggestion;

     /** A handler for suggestion selection. */
     private SuggestionSelectionHandler mSelectionHandler;

     /** The original URL that was in the omnibox when it was focused. */
     private String mOriginalUrl;

     /** The original title of the page. */
     private String mOriginalTitle;

     /** The last time that the omnibox was focused. */
     private long mLastOmniboxFocusTime;

     /** Whether a timing event should be recorded. This will be true once per omnibox focus. */
     private boolean mShouldRecordTimingEvent;

     /** Whether the first suggestion after an omnibox focus event has been processed. */
     private boolean mFirstSuggestionProcessedForCurrentOmniboxFocus;

     /** Whether this processor should ignore all subsequent suggestion. */
     private boolean mIgnoreSuggestions;

     /** Whether suggestion site favicons are enabled. */
     private boolean mEnableSuggestionFavicons;

     /** Edge size (in pixels) of the favicon. Used to request best matching favicon from cache. */
     private final int mDesiredFaviconWidthPx;

     /** Supplies Profile information. */
     private Profile mCurrentUserProfile;

     /** Supplies site favicons. */
     private LargeIconBridge mLargeIconBridge;

     /** Supplies additional control over suggestion model. */
     private final SuggestionHost mSuggestionHost;

     /**
      * @param locationBarDelegate A means of modifying the location bar.
      * @param selectionHandler A mechanism for handling selection of the edit URL suggestion item.
      */
     public EditUrlSuggestionProcessor(Context context, SuggestionHost suggestionHost,
             LocationBarDelegate locationBarDelegate, SuggestionSelectionHandler selectionHandler) {
         mLocationBarDelegate = locationBarDelegate;
         mSelectionHandler = selectionHandler;
         mDesiredFaviconWidthPx = context.getResources().getDimensionPixelSize(
                 R.dimen.omnibox_suggestion_favicon_size);
         mSuggestionHost = suggestionHost;
     }

     /**
      * Create the view specific to the suggestion this processor is responsible for.
      * @param context An Android context.
      * @return An edit-URL suggestion view.
      */
     public static ViewGroup createView(Context context) {
         LayoutInflater inflater =
                 (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         return (ViewGroup) inflater.inflate(R.layout.edit_url_suggestion_layout, null);
     }

     @Override
     public boolean doesProcessSuggestion(OmniboxSuggestion suggestion) {
         Tab activeTab = mTabProvider != null ? mTabProvider.get() : null;

         // The what-you-typed suggestion can potentially appear as the second suggestion in some
         // cases. If the first suggestion isn't the one we want, ignore all subsequent suggestions.
         if (!mFirstSuggestionProcessedForCurrentOmniboxFocus) {
             mFirstSuggestionProcessedForCurrentOmniboxFocus = true;
             mIgnoreSuggestions = activeTab == null || activeTab.isNativePage()
                     || activeTab.isIncognito()
                     || OmniboxSuggestionType.URL_WHAT_YOU_TYPED != suggestion.getType()
                     || !TextUtils.equals(suggestion.getUrl(), activeTab.getUrl());
         }

         if (OmniboxSuggestionType.URL_WHAT_YOU_TYPED != suggestion.getType()
                 || mIgnoreSuggestions) {
             return false;
         }
         mLastProcessedSuggestion = suggestion;

         // Only use the URL provided by the "what you typed" suggestion on first omnibox focus.
         // Subsequent suggestions will provide partial URLs which we do not want. If the suggestion
         // URL matches the original, show the suggestion item.
         if (mOriginalUrl == null) mOriginalUrl = mLastProcessedSuggestion.getUrl();

         if (!TextUtils.equals(mLastProcessedSuggestion.getUrl(), mOriginalUrl)) return false;

         if (!mHasClearedOmniboxForFocus) {
             mHasClearedOmniboxForFocus = true;
             mLocationBarDelegate.setOmniboxEditingText("");
         }
         return true;
     }

     @Override
     public int getViewTypeId() {
         return OmniboxSuggestionUiType.EDIT_URL_SUGGESTION;
     }

     @Override
     public PropertyModel createModelForSuggestion(OmniboxSuggestion suggestion) {
         return new PropertyModel(EditUrlSuggestionProperties.ALL_KEYS);
     }

     @Override
     public void populateModel(OmniboxSuggestion suggestion, PropertyModel model, int position) {
         model.set(EditUrlSuggestionProperties.TEXT_CLICK_LISTENER, this);
         model.set(EditUrlSuggestionProperties.BUTTON_CLICK_LISTENER, this);

         // Lazily create LargeIconBridge in case Profile is reported ahead on Native initialized.
         if (mEnableSuggestionFavicons && mLargeIconBridge == null && mCurrentUserProfile != null) {
             mLargeIconBridge = new LargeIconBridge(mCurrentUserProfile);
         }

         if (mLargeIconBridge != null) {
             mLargeIconBridge.getLargeIconForUrl(mLastProcessedSuggestion.getUrl(),
                     mDesiredFaviconWidthPx,
                     (Bitmap icon, int fallbackColor, boolean isFallbackColorDefault,
                             int iconType) -> {
                         if (!mSuggestionHost.isActiveModel(model)) return;
                         model.set(EditUrlSuggestionProperties.SITE_FAVICON, icon);
                         mSuggestionHost.notifyPropertyModelsChanged();
                     });
         }

         if (mOriginalTitle == null) mOriginalTitle = mTabProvider.get().getTitle();
         model.set(EditUrlSuggestionProperties.TITLE_TEXT, mOriginalTitle);
         model.set(EditUrlSuggestionProperties.URL_TEXT, mLastProcessedSuggestion.getUrl());
     }

     @Override
     public void onNativeInitialized() {
         mEnableSuggestionFavicons =
                 ChromeFeatureList.isEnabled(ChromeFeatureList.OMNIBOX_SHOW_SUGGESTION_FAVICONS);
     }

     /**
      * Updates the profile used for extracting website favicons.
      * @param profile The profile to be used.
      */
     public void setProfile(Profile profile) {
         if (mCurrentUserProfile == profile) return;
         mCurrentUserProfile = profile;
         mLargeIconBridge = null;
     }

     /**
      * @param provider A means of accessing the activity's tab.
      */
     public void setActivityTabProvider(ActivityTabProvider provider) {
         mTabProvider = provider;
     }

     /**
      * Clean up any state that this coordinator has.
      */
     public void destroy() {
         mLastProcessedSuggestion = null;
         mSelectionHandler = null;
     }

     @Override
     public void onUrlFocusChange(boolean hasFocus) {
         if (hasFocus) {
             mLastOmniboxFocusTime = System.currentTimeMillis();
         } else {
             mOriginalUrl = null;
             mOriginalTitle = null;
             mHasClearedOmniboxForFocus = false;
             mLastProcessedSuggestion = null;
             mFirstSuggestionProcessedForCurrentOmniboxFocus = false;
             mIgnoreSuggestions = false;
         }
         mShouldRecordTimingEvent = hasFocus;
     }

     @Override
     public void onClick(View view) {
         Tab activityTab = mTabProvider.get();
         assert activityTab != null : "A tab is required to make changes to the location bar.";

         if (R.id.url_copy_icon == view.getId()) {
             ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.COPY);
             ACTION_EDIT_URL_SUGGESTION_COPY.record();
             if (mShouldRecordTimingEvent) {
                 UrlBar.recordTimedActionForMetrics(OmniboxAction.COPY, mLastOmniboxFocusTime);
                 mShouldRecordTimingEvent = false;
             }
             Clipboard.getInstance().copyUrlToClipboard(mLastProcessedSuggestion.getUrl());
         } else if (R.id.url_share_icon == view.getId()) {
             ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.SHARE);
             ACTION_EDIT_URL_SUGGESTION_SHARE.record();
             if (mShouldRecordTimingEvent) {
                 UrlBar.recordTimedActionForMetrics(OmniboxAction.SHARE, mLastOmniboxFocusTime);
                 mShouldRecordTimingEvent = false;
             }
             mLocationBarDelegate.clearOmniboxFocus();
             // TODO(mdjones): This should only share the displayed URL instead of the background
             //                tab.
             ShareMenuActionHandler.getInstance().onShareMenuItemSelected(
                     activityTab.getActivity(), activityTab, false, activityTab.isIncognito());
         } else if (R.id.url_edit_icon == view.getId()) {
             ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.EDIT);
             ACTION_EDIT_URL_SUGGESTION_EDIT.record();
             mLocationBarDelegate.setOmniboxEditingText(mLastProcessedSuggestion.getUrl());
         } else {
             ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.TAP);
             ACTION_EDIT_URL_SUGGESTION_TAP.record();
             // If the event wasn't on any of the buttons, treat is as a tap on the general
             // suggestion.
             if (mSelectionHandler != null) {
                 mSelectionHandler.onEditUrlSuggestionSelected(mLastProcessedSuggestion);
             }
         }
     }
 }
	// Copyright 2018 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.omnibox.suggestions.editurl;

	import android.content.Context;
	import android.graphics.Bitmap;
	import android.support.annotation.IntDef;
	import android.text.TextUtils;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;

	import org.chromium.base.metrics.CachedMetrics;
	import org.chromium.base.metrics.CachedMetrics.EnumeratedHistogramSample;
	import org.chromium.chrome.R;
	import org.chromium.chrome.browser.ActivityTabProvider;
	import org.chromium.chrome.browser.ChromeFeatureList;
	import org.chromium.chrome.browser.favicon.LargeIconBridge;
	import org.chromium.chrome.browser.omnibox.OmniboxSuggestionType;
	import org.chromium.chrome.browser.omnibox.UrlBar;
	import org.chromium.chrome.browser.omnibox.UrlBar.OmniboxAction;
	import org.chromium.chrome.browser.omnibox.suggestions.OmniboxSuggestion;
	import org.chromium.chrome.browser.omnibox.suggestions.OmniboxSuggestionUiType;
	import org.chromium.chrome.browser.omnibox.suggestions.SuggestionProcessor;
	import org.chromium.chrome.browser.omnibox.suggestions.basic.SuggestionHost;
	import org.chromium.chrome.browser.profiles.Profile;
	import org.chromium.chrome.browser.share.ShareMenuActionHandler;
	import org.chromium.chrome.browser.tab.Tab;
	import org.chromium.ui.base.Clipboard;
	import org.chromium.ui.modelutil.PropertyModel;

	import java.lang.annotation.Retention;
	import java.lang.annotation.RetentionPolicy;

	/**
	* This class controls the interaction of the "edit url" suggestion item with the rest of the
	* suggestions list. This class also serves as a mediator, containing logic that interacts with
	* the rest of Chrome.
	*/
	public class EditUrlSuggestionProcessor implements OnClickListener, SuggestionProcessor {
	/** An interface for handling taps on the suggestion rather than its buttons. */
	public interface SuggestionSelectionHandler {
	/**
	* Handle the edit URL suggestion selection.
	* @param suggestion The selected suggestion.
	*/
	void onEditUrlSuggestionSelected(OmniboxSuggestion suggestion);
	}

	/** An interface for modifying the location bar and it's contents. */
	public interface LocationBarDelegate {
	/** Remove focus from the omnibox. */
	void clearOmniboxFocus();

	/**
	* Set the text in the omnibox.
	* @param text The text that should be displayed in the omnibox.
	*/
	void setOmniboxEditingText(String text);
	}

	/** The actions that can be performed on the suggestion view provided by this class. */
	@IntDef({SuggestionAction.EDIT, SuggestionAction.COPY, SuggestionAction.SHARE,
	SuggestionAction.TAP})
	@Retention(RetentionPolicy.SOURCE)
	public @interface SuggestionAction {
	int EDIT = 0;
	int COPY = 1;
	int SHARE = 2;
	int TAP = 3;
	int NUM_ENTRIES = 4;
	}

	/** Cached metrics in the event this code is triggered prior to native being initialized. */
	private static final EnumeratedHistogramSample ENUMERATED_SUGGESTION_ACTION =
	new EnumeratedHistogramSample(
	"Omnibox.EditUrlSuggestionAction", SuggestionAction.NUM_ENTRIES);
	private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_TAP =
	new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Tap");
	private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_COPY =
	new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Copy");
	private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_EDIT =
	new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Edit");
	private static final CachedMetrics.ActionEvent ACTION_EDIT_URL_SUGGESTION_SHARE =
	new CachedMetrics.ActionEvent("Omnibox.EditUrlSuggestion.Share");

	/** The delegate for accessing the location bar for observation and modification. */
	private final LocationBarDelegate mLocationBarDelegate;

	/** A means of accessing the activity's tab. */
	private ActivityTabProvider mTabProvider;

	/** Whether the omnibox has already cleared its content for the focus event. */
	private boolean mHasClearedOmniboxForFocus;

	/** The last omnibox suggestion to be processed. */
	private OmniboxSuggestion mLastProcessedSuggestion;

	/** A handler for suggestion selection. */
	private SuggestionSelectionHandler mSelectionHandler;

	/** The original URL that was in the omnibox when it was focused. */
	private String mOriginalUrl;

	/** The original title of the page. */
	private String mOriginalTitle;

	/** The last time that the omnibox was focused. */
	private long mLastOmniboxFocusTime;

	/** Whether a timing event should be recorded. This will be true once per omnibox focus. */
	private boolean mShouldRecordTimingEvent;

	/** Whether the first suggestion after an omnibox focus event has been processed. */
	private boolean mFirstSuggestionProcessedForCurrentOmniboxFocus;

	/** Whether this processor should ignore all subsequent suggestion. */
	private boolean mIgnoreSuggestions;

	/** Whether suggestion site favicons are enabled. */
	private boolean mEnableSuggestionFavicons;

	/** Edge size (in pixels) of the favicon. Used to request best matching favicon from cache. */
	private final int mDesiredFaviconWidthPx;

	/** Supplies Profile information. */
	private Profile mCurrentUserProfile;

	/** Supplies site favicons. */
	private LargeIconBridge mLargeIconBridge;

	/** Supplies additional control over suggestion model. */
	private final SuggestionHost mSuggestionHost;

	/**
	* @param locationBarDelegate A means of modifying the location bar.
	* @param selectionHandler A mechanism for handling selection of the edit URL suggestion item.
	*/
	public EditUrlSuggestionProcessor(Context context, SuggestionHost suggestionHost,
	LocationBarDelegate locationBarDelegate, SuggestionSelectionHandler selectionHandler) {
	mLocationBarDelegate = locationBarDelegate;
	mSelectionHandler = selectionHandler;
	mDesiredFaviconWidthPx = context.getResources().getDimensionPixelSize(
	R.dimen.omnibox_suggestion_favicon_size);
	mSuggestionHost = suggestionHost;
	}

	/**
	* Create the view specific to the suggestion this processor is responsible for.
	* @param context An Android context.
	* @return An edit-URL suggestion view.
	*/
	public static ViewGroup createView(Context context) {
	LayoutInflater inflater =
	(LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
	return (ViewGroup) inflater.inflate(R.layout.edit_url_suggestion_layout, null);
	}

	@Override
	public boolean doesProcessSuggestion(OmniboxSuggestion suggestion) {
	Tab activeTab = mTabProvider != null ? mTabProvider.get() : null;

	// The what-you-typed suggestion can potentially appear as the second suggestion in some
	// cases. If the first suggestion isn't the one we want, ignore all subsequent suggestions.
	if (!mFirstSuggestionProcessedForCurrentOmniboxFocus) {
	mFirstSuggestionProcessedForCurrentOmniboxFocus = true;
	mIgnoreSuggestions = activeTab == null \|\| activeTab.isNativePage()
	\|\| activeTab.isIncognito()
	\|\| OmniboxSuggestionType.URL_WHAT_YOU_TYPED != suggestion.getType()
	\|\| !TextUtils.equals(suggestion.getUrl(), activeTab.getUrl());
	}

	if (OmniboxSuggestionType.URL_WHAT_YOU_TYPED != suggestion.getType()
	\|\| mIgnoreSuggestions) {
	return false;
	}
	mLastProcessedSuggestion = suggestion;

	// Only use the URL provided by the "what you typed" suggestion on first omnibox focus.
	// Subsequent suggestions will provide partial URLs which we do not want. If the suggestion
	// URL matches the original, show the suggestion item.
	if (mOriginalUrl == null) mOriginalUrl = mLastProcessedSuggestion.getUrl();

	if (!TextUtils.equals(mLastProcessedSuggestion.getUrl(), mOriginalUrl)) return false;

	if (!mHasClearedOmniboxForFocus) {
	mHasClearedOmniboxForFocus = true;
	mLocationBarDelegate.setOmniboxEditingText("");
	}
	return true;
	}

	@Override
	public int getViewTypeId() {
	return OmniboxSuggestionUiType.EDIT_URL_SUGGESTION;
	}

	@Override
	public PropertyModel createModelForSuggestion(OmniboxSuggestion suggestion) {
	return new PropertyModel(EditUrlSuggestionProperties.ALL_KEYS);
	}

	@Override
	public void populateModel(OmniboxSuggestion suggestion, PropertyModel model, int position) {
	model.set(EditUrlSuggestionProperties.TEXT_CLICK_LISTENER, this);
	model.set(EditUrlSuggestionProperties.BUTTON_CLICK_LISTENER, this);

	// Lazily create LargeIconBridge in case Profile is reported ahead on Native initialized.
	if (mEnableSuggestionFavicons && mLargeIconBridge == null && mCurrentUserProfile != null) {
	mLargeIconBridge = new LargeIconBridge(mCurrentUserProfile);
	}

	if (mLargeIconBridge != null) {
	mLargeIconBridge.getLargeIconForUrl(mLastProcessedSuggestion.getUrl(),
	mDesiredFaviconWidthPx,
	(Bitmap icon, int fallbackColor, boolean isFallbackColorDefault,
	int iconType) -> {
	if (!mSuggestionHost.isActiveModel(model)) return;
	model.set(EditUrlSuggestionProperties.SITE_FAVICON, icon);
	mSuggestionHost.notifyPropertyModelsChanged();
	});
	}

	if (mOriginalTitle == null) mOriginalTitle = mTabProvider.get().getTitle();
	model.set(EditUrlSuggestionProperties.TITLE_TEXT, mOriginalTitle);
	model.set(EditUrlSuggestionProperties.URL_TEXT, mLastProcessedSuggestion.getUrl());
	}

	@Override
	public void onNativeInitialized() {
	mEnableSuggestionFavicons =
	ChromeFeatureList.isEnabled(ChromeFeatureList.OMNIBOX_SHOW_SUGGESTION_FAVICONS);
	}

	/**
	* Updates the profile used for extracting website favicons.
	* @param profile The profile to be used.
	*/
	public void setProfile(Profile profile) {
	if (mCurrentUserProfile == profile) return;
	mCurrentUserProfile = profile;
	mLargeIconBridge = null;
	}

	/**
	* @param provider A means of accessing the activity's tab.
	*/
	public void setActivityTabProvider(ActivityTabProvider provider) {
	mTabProvider = provider;
	}

	/**
	* Clean up any state that this coordinator has.
	*/
	public void destroy() {
	mLastProcessedSuggestion = null;
	mSelectionHandler = null;
	}

	@Override
	public void onUrlFocusChange(boolean hasFocus) {
	if (hasFocus) {
	mLastOmniboxFocusTime = System.currentTimeMillis();
	} else {
	mOriginalUrl = null;
	mOriginalTitle = null;
	mHasClearedOmniboxForFocus = false;
	mLastProcessedSuggestion = null;
	mFirstSuggestionProcessedForCurrentOmniboxFocus = false;
	mIgnoreSuggestions = false;
	}
	mShouldRecordTimingEvent = hasFocus;
	}

	@Override
	public void onClick(View view) {
	Tab activityTab = mTabProvider.get();
	assert activityTab != null : "A tab is required to make changes to the location bar.";

	if (R.id.url_copy_icon == view.getId()) {
	ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.COPY);
	ACTION_EDIT_URL_SUGGESTION_COPY.record();
	if (mShouldRecordTimingEvent) {
	UrlBar.recordTimedActionForMetrics(OmniboxAction.COPY, mLastOmniboxFocusTime);
	mShouldRecordTimingEvent = false;
	}
	Clipboard.getInstance().copyUrlToClipboard(mLastProcessedSuggestion.getUrl());
	} else if (R.id.url_share_icon == view.getId()) {
	ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.SHARE);
	ACTION_EDIT_URL_SUGGESTION_SHARE.record();
	if (mShouldRecordTimingEvent) {
	UrlBar.recordTimedActionForMetrics(OmniboxAction.SHARE, mLastOmniboxFocusTime);
	mShouldRecordTimingEvent = false;
	}
	mLocationBarDelegate.clearOmniboxFocus();
	// TODO(mdjones): This should only share the displayed URL instead of the background
	// tab.
	ShareMenuActionHandler.getInstance().onShareMenuItemSelected(
	activityTab.getActivity(), activityTab, false, activityTab.isIncognito());
	} else if (R.id.url_edit_icon == view.getId()) {
	ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.EDIT);
	ACTION_EDIT_URL_SUGGESTION_EDIT.record();
	mLocationBarDelegate.setOmniboxEditingText(mLastProcessedSuggestion.getUrl());
	} else {
	ENUMERATED_SUGGESTION_ACTION.record(SuggestionAction.TAP);
	ACTION_EDIT_URL_SUGGESTION_TAP.record();
	// If the event wasn't on any of the buttons, treat is as a tap on the general
	// suggestion.
	if (mSelectionHandler != null) {
	mSelectionHandler.onEditUrlSuggestionSelected(mLastProcessedSuggestion);
	}
	}
	}
	}