[Home] Show the app menu icons as a footer

chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenuPropertiesDelegate.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.appmenu;
 
 import android.content.Context;
 import android.content.pm.ResolveInfo;
 import android.graphics.PorterDuff;
 import android.graphics.drawable.Drawable;
 import android.os.SystemClock;
+import android.support.annotation.Nullable;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.View;
 
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.CommandLine;
 import org.chromium.base.ContextUtils;
 import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeActivity;
 import org.chromium.chrome.browser.ChromeSwitches;
 import org.chromium.chrome.browser.ShortcutHelper;
 import org.chromium.chrome.browser.UrlConstants;
@@ skipping 13 matching lines @@
 
 import java.util.concurrent.TimeUnit;
 
 /**
  * App Menu helper that handles hiding and showing menu items based on activity state.
  */
 public class AppMenuPropertiesDelegate {
     // Indices for different levels in drawable.btn_reload_stop.
     // Used only when preparing menu and refresh reload button in menu when tab
     // page load status changes.
-    private static final int RELOAD_BUTTON_LEVEL_RELOAD = 0;
-    private static final int RELOAD_BUTTON_LEVEL_STOP_LOADING = 1;
+    static final int RELOAD_BUTTON_LEVEL_RELOAD = 0;
+    static final int RELOAD_BUTTON_LEVEL_STOP_LOADING = 1;
 
     protected MenuItem mReloadMenuItem;
 
     protected final ChromeActivity mActivity;
 
     protected BookmarkBridge mBookmarkBridge;
 
+    @Nullable
+    private AppMenuIconRowFooter mAppMenuIconRowFooter;
+
     public AppMenuPropertiesDelegate(ChromeActivity activity) {
         mActivity = activity;
     }
 
     /**
      * @return Whether the App Menu should be shown.
      */
     public boolean shouldShowAppMenu() {
         return mActivity.shouldShowAppMenu();
     }
@@ skipping 29 matching lines @@
         menu.setGroupVisible(R.id.PAGE_MENU, isPageMenu);
         menu.setGroupVisible(R.id.OVERVIEW_MODE_MENU, isOverviewMenu);
         menu.setGroupVisible(R.id.TABLET_EMPTY_MODE_MENU, isTabletEmptyModeMenu);
 
         if (isPageMenu && currentTab != null) {
             String url = currentTab.getUrl();
             boolean isChromeScheme = url.startsWith(UrlConstants.CHROME_URL_PREFIX)
                     || url.startsWith(UrlConstants.CHROME_NATIVE_URL_PREFIX);
             boolean isFileScheme = url.startsWith(UrlConstants.FILE_URL_PREFIX);
             boolean isContentScheme = url.startsWith(UrlConstants.CONTENT_URL_PREFIX);
-            boolean shouldShowIconRow = !mActivity.isTablet()
-                    || mActivity.getWindow().getDecorView().getWidth()
-                            < DeviceFormFactor.getMinimumTabletWidthPx(mActivity);
+
+            // If the BottomSheet is not null, the icon row will be displayed using
+            // AppMenuIconRowFooter as a prompt view.
+            boolean shouldShowIconRow = mActivity.getBottomSheet() == null
+                    && (!mActivity.isTablet()
+                               || mActivity.getWindow().getDecorView().getWidth()
+                                       < DeviceFormFactor.getMinimumTabletWidthPx(mActivity));
 
             // Update the icon row items (shown in narrow form factors).
             menu.findItem(R.id.icon_row_menu_id).setVisible(shouldShowIconRow);
             if (shouldShowIconRow) {
                 // Disable the "Forward" menu item if there is no page to go to.
                 MenuItem forwardMenuItem = menu.findItem(R.id.forward_menu_id);
                 forwardMenuItem.setEnabled(currentTab.canGoForward());
 
                 mReloadMenuItem = menu.findItem(R.id.reload_menu_id);
                 mReloadMenuItem.setIcon(R.drawable.btn_reload_stop);
@@ skipping 97 matching lines @@
         // main_menu.xml contains multiple items with the same id in different groups
         // e.g.: new_incognito_tab_menu_id.
         disableEnableMenuItem(menu, R.id.new_incognito_tab_menu_id,
                 true,
                 PrefServiceBridge.getInstance().isIncognitoModeEnabled(),
                 PrefServiceBridge.getInstance().isIncognitoModeManaged());
         mActivity.prepareMenu(menu);
     }
 
     /**
+     * Called after the menu has been shown to finish initializing views.
+     * @param menu The {@link AppMenu} that was shown.
+     */
+    public void onShow(final AppMenu menu) {
+        View promptView = menu.getPromptView();
+        if (!(promptView instanceof AppMenuIconRowFooter)) {
+            mAppMenuIconRowFooter = null;
+            return;
+        }
+
+        mAppMenuIconRowFooter = (AppMenuIconRowFooter) promptView;
+        mAppMenuIconRowFooter.initialize(mActivity, menu, mBookmarkBridge);
+    }
+
+    /**
      * Sets the visibility and labels of the "Add to Home screen" and "Open WebAPK" menu items.
      */
     protected void prepareAddToHomescreenMenuItem(
             Menu menu, Tab currentTab, boolean canShowHomeScreenMenuItem) {
         // Record whether or not we have finished installability checks for this page when we're
         // preparing the menu to be displayed. This will let us determine if it is feasible to
         // change the add to homescreen menu item based on whether a site is a PWA.
         currentTab.getAppBannerManager().recordMenuOpen();
 
         MenuItem homescreenItem = menu.findItem(R.id.add_to_homescreen_id);
@@ skipping 29 matching lines @@
     /**
      * Notify the delegate that the load state changed.
      * @param isLoading Whether the page is currently loading.
      */
     public void loadingStateChanged(boolean isLoading) {
         if (mReloadMenuItem != null) {
             mReloadMenuItem.getIcon().setLevel(isLoading
                     ? RELOAD_BUTTON_LEVEL_STOP_LOADING : RELOAD_BUTTON_LEVEL_RELOAD);
             mReloadMenuItem.setTitle(isLoading
                     ? R.string.accessibility_btn_stop_loading : R.string.accessibility_btn_refresh);
+        } else if (mAppMenuIconRowFooter != null) {
+            mAppMenuIconRowFooter.loadingStateChanged(isLoading);
         }
     }
 
     /**
      * Notify the delegate that menu was dismissed.
      */
     public void onMenuDismissed() {
         mReloadMenuItem = null;
     }
 
@@ skipping 70 matching lines @@
         String url = currentTab.getUrl();
         boolean isChromeScheme = url.startsWith(UrlConstants.CHROME_URL_PREFIX)
                 || url.startsWith(UrlConstants.CHROME_NATIVE_URL_PREFIX);
         requstMenuItem.setVisible(!isChromeScheme || currentTab.isNativePage());
         requstMenuItem.setChecked(currentTab.getUseDesktopUserAgent());
         requstMenuItem.setTitleCondensed(requstMenuItem.isChecked()
                 ? mActivity.getString(R.string.menu_request_desktop_site_on)
                 : mActivity.getString(R.string.menu_request_desktop_site_off));
     }
 }