1696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell/* 2696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * Copyright (C) 2011 The Android Open Source Project 3696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * 4696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * Licensed under the Apache License, Version 2.0 (the "License"); 5696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * you may not use this file except in compliance with the License. 6696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * You may obtain a copy of the License at 7696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * 8696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * http://www.apache.org/licenses/LICENSE-2.0 9696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * 10696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * Unless required by applicable law or agreed to in writing, software 11696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * distributed under the License is distributed on an "AS IS" BASIS, 12696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * See the License for the specific language governing permissions and 14696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * limitations under the License. 15696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell */ 16696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellpackage com.android.internal.view.menu; 17696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 18696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport com.android.internal.view.menu.MenuView.ItemView; 19696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 20696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.content.Context; 21696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.os.Bundle; 22696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.os.Parcelable; 23696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.util.SparseArray; 24696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.view.ContextThemeWrapper; 2511ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powellimport android.view.MenuItem; 26696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.view.View; 27696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport android.view.ViewGroup; 28696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 29696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellimport java.util.ArrayList; 30696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 31696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell/** 32696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell * MenuPresenter for the classic "six-pack" icon menu. 33696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell */ 34696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powellpublic class IconMenuPresenter extends BaseMenuPresenter { 35696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell private IconMenuItemView mMoreView; 36696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell private int mMaxItems = -1; 37696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 3811ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell int mOpenSubMenuId; 3911ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell SubMenuPresenterCallback mSubMenuPresenterCallback = new SubMenuPresenterCallback(); 4011ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell MenuDialogHelper mOpenSubMenu; 4111ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 42696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell private static final String VIEWS_TAG = "android:menu:icon"; 4311ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell private static final String OPEN_SUBMENU_KEY = "android:menu:icon:submenu"; 44696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 45538e565c06e915b91e7e3a901f872ccdd9bccdd3Adam Powell public IconMenuPresenter(Context context) { 46f2894659e8df625783afcd3fa17462ab23d29145Adam Powell super(new ContextThemeWrapper(context, com.android.internal.R.style.Theme_IconMenu), 47f2894659e8df625783afcd3fa17462ab23d29145Adam Powell com.android.internal.R.layout.icon_menu_layout, 48696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell com.android.internal.R.layout.icon_menu_item_layout); 49696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 50696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 51696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 52696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public void initForMenu(Context context, MenuBuilder menu) { 53f2894659e8df625783afcd3fa17462ab23d29145Adam Powell super.initForMenu(context, menu); 54696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell mMaxItems = -1; 55696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 56696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 57696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 58696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public void bindItemView(MenuItemImpl item, ItemView itemView) { 59696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final IconMenuItemView view = (IconMenuItemView) itemView; 60696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell view.setItemData(item); 61696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 62696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell view.initialize(item.getTitleForItemView(view), item.getIcon()); 63696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 64696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell view.setVisibility(item.isVisible() ? View.VISIBLE : View.GONE); 65696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell view.setEnabled(view.isEnabled()); 66696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell view.setLayoutParams(view.getTextAppropriateLayoutParams()); 67696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 68696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 69696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 70696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public boolean shouldIncludeItem(int childIndex, MenuItemImpl item) { 71696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final ArrayList<MenuItemImpl> itemsToShow = mMenu.getNonActionItems(); 72696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell boolean fits = (itemsToShow.size() == mMaxItems && childIndex < mMaxItems) || 73696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell childIndex < mMaxItems - 1; 74696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell return fits && !item.isActionButton(); 75696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 76696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 77696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 78696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell protected void addItemView(View itemView, int childIndex) { 79696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final IconMenuItemView v = (IconMenuItemView) itemView; 80696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final IconMenuView parent = (IconMenuView) mMenuView; 81696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 82696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell v.setIconMenuView(parent); 83696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell v.setItemInvoker(parent); 84696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell v.setBackgroundDrawable(parent.getItemBackgroundDrawable()); 85696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell super.addItemView(itemView, childIndex); 86696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 87696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 88696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 89696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public boolean onSubMenuSelected(SubMenuBuilder subMenu) { 90696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (!subMenu.hasVisibleItems()) return false; 91696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 92696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell // The window manager will give us a token. 9311ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell MenuDialogHelper helper = new MenuDialogHelper(subMenu); 9411ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell helper.setPresenterCallback(mSubMenuPresenterCallback); 9511ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell helper.show(null); 9611ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell mOpenSubMenu = helper; 9711ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell mOpenSubMenuId = subMenu.getItem().getItemId(); 98696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell super.onSubMenuSelected(subMenu); 99696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell return true; 100696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 101696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 102696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 103696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public void updateMenuView(boolean cleared) { 104696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final IconMenuView menuView = (IconMenuView) mMenuView; 105696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (mMaxItems < 0) mMaxItems = menuView.getMaxItems(); 106696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final ArrayList<MenuItemImpl> itemsToShow = mMenu.getNonActionItems(); 107696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell final boolean needsMore = itemsToShow.size() > mMaxItems; 108696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell super.updateMenuView(cleared); 109696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 110696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (needsMore && (mMoreView == null || mMoreView.getParent() != menuView)) { 111696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (mMoreView == null) { 112696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell mMoreView = menuView.createMoreItemView(); 113696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell mMoreView.setBackgroundDrawable(menuView.getItemBackgroundDrawable()); 114696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 115696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell menuView.addView(mMoreView); 116696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } else if (!needsMore && mMoreView != null) { 117696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell menuView.removeView(mMoreView); 118696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 119696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 120696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell menuView.setNumActualItemsShown(needsMore ? mMaxItems - 1 : itemsToShow.size()); 121696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 122696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 123696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell @Override 124696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell protected boolean filterLeftoverView(ViewGroup parent, int childIndex) { 125696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (parent.getChildAt(childIndex) != mMoreView) { 126696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell return super.filterLeftoverView(parent, childIndex); 127696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 128696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell return false; 129696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 130696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 131696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public int getNumActualItemsShown() { 132696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell return ((IconMenuView) mMenuView).getNumActualItemsShown(); 133696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 134696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 135696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public void saveHierarchyState(Bundle outState) { 136696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell SparseArray<Parcelable> viewStates = new SparseArray<Parcelable>(); 137696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (mMenuView != null) { 138696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell ((View) mMenuView).saveHierarchyState(viewStates); 139696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 140696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell outState.putSparseParcelableArray(VIEWS_TAG, viewStates); 141696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 142696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell 143696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell public void restoreHierarchyState(Bundle inState) { 144696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell SparseArray<Parcelable> viewStates = inState.getSparseParcelableArray(VIEWS_TAG); 145696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell if (viewStates != null) { 146696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell ((View) mMenuView).restoreHierarchyState(viewStates); 147696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 14811ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell int subMenuId = inState.getInt(OPEN_SUBMENU_KEY, 0); 14911ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell if (subMenuId > 0 && mMenu != null) { 15011ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell MenuItem item = mMenu.findItem(subMenuId); 15111ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell if (item != null) { 15211ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell onSubMenuSelected((SubMenuBuilder) item.getSubMenu()); 15311ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 15411ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 15511ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 15611ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 15711ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell @Override 15811ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell public Parcelable onSaveInstanceState() { 15911ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell if (mMenuView == null) { 16011ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell return null; 16111ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 16211ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 16311ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell Bundle state = new Bundle(); 16411ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell saveHierarchyState(state); 16511ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell if (mOpenSubMenuId > 0) { 16611ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell state.putInt(OPEN_SUBMENU_KEY, mOpenSubMenuId); 16711ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 16811ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell return state; 16911ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 17011ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 17111ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell @Override 17211ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell public void onRestoreInstanceState(Parcelable state) { 17311ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell restoreHierarchyState((Bundle) state); 17411ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 17511ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 17611ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell class SubMenuPresenterCallback implements MenuPresenter.Callback { 17711ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell @Override 17811ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { 17911ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell mOpenSubMenuId = 0; 1809837d6d02fc0968614efe5260a176e0c406fe93cAdam Powell if (mOpenSubMenu != null) { 1819837d6d02fc0968614efe5260a176e0c406fe93cAdam Powell mOpenSubMenu.dismiss(); 1829837d6d02fc0968614efe5260a176e0c406fe93cAdam Powell mOpenSubMenu = null; 1839837d6d02fc0968614efe5260a176e0c406fe93cAdam Powell } 18411ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 18511ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 18611ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell @Override 18711ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell public boolean onOpenSubMenu(MenuBuilder subMenu) { 188823f074a73cfc23c40a7b576c71daa096ee9ed6aAdam Powell if (subMenu != null) { 189823f074a73cfc23c40a7b576c71daa096ee9ed6aAdam Powell mOpenSubMenuId = ((SubMenuBuilder) subMenu).getItem().getItemId(); 190823f074a73cfc23c40a7b576c71daa096ee9ed6aAdam Powell } 19111ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell return false; 19211ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell } 19311ed1d6cae9214335c92ac38498a4e6c7d1c8324Adam Powell 194696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell } 195696cba573e651b0e4f18a4718627c8ccecb3bda0Adam Powell} 196