chrome/android: Push EventFilters into the Layout implementations.

chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/LayoutManagerChromeTablet.java

 // Copyright 2015 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.compositor.layouts;
 
 import android.content.Context;
 import android.graphics.Bitmap;
-import android.graphics.RectF;
-import android.view.MotionEvent;
 import android.view.ViewGroup;
 
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.compositor.layouts.content.TabContentManager;
-import org.chromium.chrome.browser.compositor.layouts.eventfilter.AreaGestureEventFilter;
-import org.chromium.chrome.browser.compositor.layouts.eventfilter.GestureHandler;
 import org.chromium.chrome.browser.compositor.layouts.eventfilter.ScrollDirection;
 import org.chromium.chrome.browser.compositor.overlays.strip.StripLayoutHelperManager;
 import org.chromium.chrome.browser.contextualsearch.ContextualSearchManagementDelegate;
 import org.chromium.chrome.browser.dom_distiller.ReaderModeManagerDelegate;
 import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.chrome.browser.tabmodel.TabCreatorManager;
 import org.chromium.chrome.browser.tabmodel.TabModel;
 import org.chromium.chrome.browser.tabmodel.TabModel.TabLaunchType;
 import org.chromium.chrome.browser.tabmodel.TabModelSelector;
 import org.chromium.chrome.browser.tabmodel.TabModelSelectorTabObserver;
 import org.chromium.ui.resources.dynamics.DynamicResourceLoader;
 
 import java.util.List;
 
 /**
  * {@link LayoutManagerChromeTablet} is the specialization of {@link LayoutManagerChrome} for
  * the tablet.
  */
 public class LayoutManagerChromeTablet extends LayoutManagerChrome {
-    // Event Filters
-    private final TabStripEventFilter mTabStripFilter;
-
     // Internal State
     private final String mDefaultTitle;
 
     private StripLayoutHelperManager mTabStripLayoutHelperManager;
     private TabModelSelectorTabObserver mTabObserver;
 
     /**
      * Creates an instance of a {@link LayoutManagerChromePhone}.
      * @param host                     A {@link LayoutManagerHost} instance.
      */
     public LayoutManagerChromeTablet(LayoutManagerHost host) {
         super(host, false);
         Context context = host.getContext();
 
-        // Build Event Filters
-        mTabStripFilter =
-                new TabStripEventFilter(context, new TabStripEventHandler(), null, false, false);
-
-        mTabStripLayoutHelperManager = new StripLayoutHelperManager(
-                context, this, mHost.getLayoutRenderHost(), mTabStripFilter);
+        mTabStripLayoutHelperManager =
+                new StripLayoutHelperManager(context, this, mHost.getLayoutRenderHost());
 
         // Set up state
         mDefaultTitle = context.getString(R.string.tab_loading_default_title);
 
 
         setNextLayout(null);
     }
 
     @Override
     protected void addAllSceneOverlays() {
@@ skipping 131 matching lines @@
         public boolean isSwipeEnabled(ScrollDirection direction) {
             if ((direction == ScrollDirection.LEFT || direction == ScrollDirection.RIGHT)
                     && (getTabModelSelector() == null
                                || getTabModelSelector().getCurrentModel().getCount() <= 1)) {
                 return false;
             }
 
             return super.isSwipeEnabled(direction);
         }
     }
-
-    private class TabStripEventHandler implements GestureHandler {
-        @Override
-        public void onDown(float x, float y, boolean fromMouse, int buttons) {
-            mTabStripLayoutHelperManager.onDown(time(), x, y, fromMouse, buttons);
-        }
-
-        @Override
-        public void onUpOrCancel() {
-            mTabStripLayoutHelperManager.onUpOrCancel(time());
-        }
-
-        @Override
-        public void drag(float x, float y, float dx, float dy, float tx, float ty) {
-            mTabStripLayoutHelperManager.drag(time(), x, y, dx, dy, tx, ty);
-        }
-
-        @Override
-        public void click(float x, float y, boolean fromMouse, int buttons) {
-            mTabStripLayoutHelperManager.click(time(), x, y, fromMouse, buttons);
-        }
-
-        @Override
-        public void fling(float x, float y, float velocityX, float velocityY) {
-            mTabStripLayoutHelperManager.fling(time(), x, y, velocityX, velocityY);
-        }
-
-        @Override
-        public void onLongPress(float x, float y) {
-            mTabStripLayoutHelperManager.onLongPress(time(), x, y);
-        }
-
-        @Override
-        public void onPinch(float x0, float y0, float x1, float y1, boolean firstEvent) {
-            // Not implemented.
-        }
-    }
-
-    private class TabStripEventFilter extends AreaGestureEventFilter {
-        public TabStripEventFilter(Context context, GestureHandler handler, RectF triggerRect,
-                boolean autoOffset, boolean useDefaultLongPress) {
-            super(context, handler, triggerRect, autoOffset, useDefaultLongPress);
-        }
-
-        @Override
-        public boolean onInterceptTouchEventInternal(MotionEvent e, boolean isKeyboardShowing) {
-            if (getActiveLayout().isTabStripEventFilterEnabled()) {
-                return super.onInterceptTouchEventInternal(e, isKeyboardShowing);
-            }
-
-            return false;
-        }
-    }
 }