1077 lines
40 KiB
Java
1077 lines
40 KiB
Java
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/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.widget;
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import android.animation.Animator;
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import android.animation.AnimatorListenerAdapter;
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import android.animation.ObjectAnimator;
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import android.animation.PropertyValuesHolder;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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import android.graphics.drawable.Drawable;
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import android.os.Build;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.util.SparseArray;
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import android.util.SparseBooleanArray;
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import android.view.ActionProvider;
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import android.view.Gravity;
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import android.view.MenuItem;
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import android.view.SoundEffectConstants;
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import android.view.View;
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import android.view.View.MeasureSpec;
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import android.view.ViewGroup;
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import android.view.ViewTreeObserver;
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import android.view.accessibility.AccessibilityNodeInfo;
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import com.android.internal.view.ActionBarPolicy;
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import com.android.internal.view.menu.ActionMenuItemView;
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import com.android.internal.view.menu.BaseMenuPresenter;
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import com.android.internal.view.menu.MenuBuilder;
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import com.android.internal.view.menu.MenuItemImpl;
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import com.android.internal.view.menu.MenuPopupHelper;
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import com.android.internal.view.menu.MenuView;
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import com.android.internal.view.menu.ShowableListMenu;
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import com.android.internal.view.menu.SubMenuBuilder;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* MenuPresenter for building action menus as seen in the action bar and action modes.
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*
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* @hide
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*/
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public class ActionMenuPresenter extends BaseMenuPresenter
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implements ActionProvider.SubUiVisibilityListener {
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private static final int ITEM_ANIMATION_DURATION = 150;
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private static final boolean ACTIONBAR_ANIMATIONS_ENABLED = false;
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private OverflowMenuButton mOverflowButton;
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private Drawable mPendingOverflowIcon;
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private boolean mPendingOverflowIconSet;
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private boolean mReserveOverflow;
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private boolean mReserveOverflowSet;
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private int mWidthLimit;
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private int mActionItemWidthLimit;
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private int mMaxItems;
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private boolean mMaxItemsSet;
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private boolean mStrictWidthLimit;
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private boolean mWidthLimitSet;
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private boolean mExpandedActionViewsExclusive;
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private int mMinCellSize;
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// Group IDs that have been added as actions - used temporarily, allocated here for reuse.
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private final SparseBooleanArray mActionButtonGroups = new SparseBooleanArray();
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private OverflowPopup mOverflowPopup;
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private ActionButtonSubmenu mActionButtonPopup;
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private OpenOverflowRunnable mPostedOpenRunnable;
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private ActionMenuPopupCallback mPopupCallback;
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final PopupPresenterCallback mPopupPresenterCallback = new PopupPresenterCallback();
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int mOpenSubMenuId;
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// These collections are used to store pre- and post-layout information for menu items,
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// which is used to determine appropriate animations to run for changed items.
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private SparseArray<MenuItemLayoutInfo> mPreLayoutItems = new SparseArray<>();
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private SparseArray<MenuItemLayoutInfo> mPostLayoutItems = new SparseArray<>();
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// The list of currently running animations on menu items.
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private List<ItemAnimationInfo> mRunningItemAnimations = new ArrayList<>();
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private ViewTreeObserver.OnPreDrawListener mItemAnimationPreDrawListener =
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new ViewTreeObserver.OnPreDrawListener() {
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@Override
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public boolean onPreDraw() {
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computeMenuItemAnimationInfo(false);
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((View) mMenuView).getViewTreeObserver().removeOnPreDrawListener(this);
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runItemAnimations();
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return true;
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}
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};
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private View.OnAttachStateChangeListener mAttachStateChangeListener =
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new View.OnAttachStateChangeListener() {
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@Override
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public void onViewAttachedToWindow(View v) {
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}
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@Override
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public void onViewDetachedFromWindow(View v) {
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((View) mMenuView).getViewTreeObserver().removeOnPreDrawListener(
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mItemAnimationPreDrawListener);
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mPreLayoutItems.clear();
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mPostLayoutItems.clear();
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}
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};
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public ActionMenuPresenter(Context context) {
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super(context, com.android.internal.R.layout.action_menu_layout,
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com.android.internal.R.layout.action_menu_item_layout);
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}
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@Override
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public void initForMenu(@NonNull Context context, @Nullable MenuBuilder menu) {
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super.initForMenu(context, menu);
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final Resources res = context.getResources();
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final ActionBarPolicy abp = ActionBarPolicy.get(context);
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if (!mReserveOverflowSet) {
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mReserveOverflow = abp.showsOverflowMenuButton();
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}
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if (!mWidthLimitSet) {
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mWidthLimit = abp.getEmbeddedMenuWidthLimit();
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}
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// Measure for initial configuration
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if (!mMaxItemsSet) {
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mMaxItems = abp.getMaxActionButtons();
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}
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int width = mWidthLimit;
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if (mReserveOverflow) {
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if (mOverflowButton == null) {
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mOverflowButton = new OverflowMenuButton(mSystemContext);
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if (mPendingOverflowIconSet) {
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mOverflowButton.setImageDrawable(mPendingOverflowIcon);
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mPendingOverflowIcon = null;
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mPendingOverflowIconSet = false;
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}
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final int spec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
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mOverflowButton.measure(spec, spec);
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}
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width -= mOverflowButton.getMeasuredWidth();
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} else {
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mOverflowButton = null;
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}
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mActionItemWidthLimit = width;
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mMinCellSize = (int) (ActionMenuView.MIN_CELL_SIZE * res.getDisplayMetrics().density);
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}
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public void onConfigurationChanged(Configuration newConfig) {
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if (!mMaxItemsSet) {
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mMaxItems = ActionBarPolicy.get(mContext).getMaxActionButtons();
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}
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if (mMenu != null) {
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mMenu.onItemsChanged(true);
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}
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}
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public void setWidthLimit(int width, boolean strict) {
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mWidthLimit = width;
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mStrictWidthLimit = strict;
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mWidthLimitSet = true;
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}
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public void setReserveOverflow(boolean reserveOverflow) {
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mReserveOverflow = reserveOverflow;
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mReserveOverflowSet = true;
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}
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public void setItemLimit(int itemCount) {
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mMaxItems = itemCount;
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mMaxItemsSet = true;
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}
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public void setExpandedActionViewsExclusive(boolean isExclusive) {
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mExpandedActionViewsExclusive = isExclusive;
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}
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public void setOverflowIcon(Drawable icon) {
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if (mOverflowButton != null) {
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mOverflowButton.setImageDrawable(icon);
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} else {
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mPendingOverflowIconSet = true;
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mPendingOverflowIcon = icon;
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}
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}
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public Drawable getOverflowIcon() {
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if (mOverflowButton != null) {
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return mOverflowButton.getDrawable();
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} else if (mPendingOverflowIconSet) {
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return mPendingOverflowIcon;
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}
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return null;
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}
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@Override
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public MenuView getMenuView(ViewGroup root) {
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MenuView oldMenuView = mMenuView;
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MenuView result = super.getMenuView(root);
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if (oldMenuView != result) {
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((ActionMenuView) result).setPresenter(this);
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if (oldMenuView != null) {
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((View) oldMenuView).removeOnAttachStateChangeListener(mAttachStateChangeListener);
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}
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((View) result).addOnAttachStateChangeListener(mAttachStateChangeListener);
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}
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return result;
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}
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@Override
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public View getItemView(final MenuItemImpl item, View convertView, ViewGroup parent) {
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View actionView = item.getActionView();
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if (actionView == null || item.hasCollapsibleActionView()) {
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actionView = super.getItemView(item, convertView, parent);
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}
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actionView.setVisibility(item.isActionViewExpanded() ? View.GONE : View.VISIBLE);
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final ActionMenuView menuParent = (ActionMenuView) parent;
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final ViewGroup.LayoutParams lp = actionView.getLayoutParams();
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if (!menuParent.checkLayoutParams(lp)) {
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actionView.setLayoutParams(menuParent.generateLayoutParams(lp));
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}
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return actionView;
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}
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@Override
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public void bindItemView(MenuItemImpl item, MenuView.ItemView itemView) {
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itemView.initialize(item, 0);
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final ActionMenuView menuView = (ActionMenuView) mMenuView;
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final ActionMenuItemView actionItemView = (ActionMenuItemView) itemView;
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actionItemView.setItemInvoker(menuView);
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if (mPopupCallback == null) {
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mPopupCallback = new ActionMenuPopupCallback();
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}
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actionItemView.setPopupCallback(mPopupCallback);
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}
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@Override
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public boolean shouldIncludeItem(int childIndex, MenuItemImpl item) {
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return item.isActionButton();
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}
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/**
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* Store layout information about current items in the menu. This is stored for
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* both pre- and post-layout phases and compared in runItemAnimations() to determine
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* the animations that need to be run on any item changes.
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*
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* @param preLayout Whether this is being called in the pre-layout phase. This is passed
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* into the MenuItemLayoutInfo structure to store the appropriate position values.
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*/
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private void computeMenuItemAnimationInfo(boolean preLayout) {
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final ViewGroup menuView = (ViewGroup) mMenuView;
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final int count = menuView.getChildCount();
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SparseArray items = preLayout ? mPreLayoutItems : mPostLayoutItems;
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for (int i = 0; i < count; ++i) {
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View child = menuView.getChildAt(i);
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final int id = child.getId();
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if (id > 0 && child.getWidth() != 0 && child.getHeight() != 0) {
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MenuItemLayoutInfo info = new MenuItemLayoutInfo(child, preLayout);
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items.put(id, info);
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}
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}
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}
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/**
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* This method is called once both the pre-layout and post-layout steps have
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* happened. It figures out which views are new (didn't exist prior to layout),
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* gone (existed pre-layout, but are now gone), or changed (exist in both,
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* but in a different location) and runs appropriate animations on those views.
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* Items are tracked by ids, since the underlying views that represent items
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* pre- and post-layout may be different.
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*/
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private void runItemAnimations() {
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for (int i = 0; i < mPreLayoutItems.size(); ++i) {
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int id = mPreLayoutItems.keyAt(i);
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final MenuItemLayoutInfo menuItemLayoutInfoPre = mPreLayoutItems.get(id);
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final int postLayoutIndex = mPostLayoutItems.indexOfKey(id);
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if (postLayoutIndex >= 0) {
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// item exists pre and post: see if it's changed
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final MenuItemLayoutInfo menuItemLayoutInfoPost =
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mPostLayoutItems.valueAt(postLayoutIndex);
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PropertyValuesHolder pvhX = null;
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PropertyValuesHolder pvhY = null;
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if (menuItemLayoutInfoPre.left != menuItemLayoutInfoPost.left) {
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pvhX = PropertyValuesHolder.ofFloat(View.TRANSLATION_X,
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(menuItemLayoutInfoPre.left - menuItemLayoutInfoPost.left), 0);
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}
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if (menuItemLayoutInfoPre.top != menuItemLayoutInfoPost.top) {
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pvhY = PropertyValuesHolder.ofFloat(View.TRANSLATION_Y,
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menuItemLayoutInfoPre.top - menuItemLayoutInfoPost.top, 0);
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}
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if (pvhX != null || pvhY != null) {
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for (int j = 0; j < mRunningItemAnimations.size(); ++j) {
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ItemAnimationInfo oldInfo = mRunningItemAnimations.get(j);
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if (oldInfo.id == id && oldInfo.animType == ItemAnimationInfo.MOVE) {
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oldInfo.animator.cancel();
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}
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}
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ObjectAnimator anim;
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if (pvhX != null) {
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if (pvhY != null) {
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anim = ObjectAnimator.ofPropertyValuesHolder(menuItemLayoutInfoPost.view,
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pvhX, pvhY);
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} else {
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anim = ObjectAnimator.ofPropertyValuesHolder(menuItemLayoutInfoPost.view, pvhX);
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}
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} else {
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anim = ObjectAnimator.ofPropertyValuesHolder(menuItemLayoutInfoPost.view, pvhY);
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}
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anim.setDuration(ITEM_ANIMATION_DURATION);
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anim.start();
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ItemAnimationInfo info = new ItemAnimationInfo(id, menuItemLayoutInfoPost, anim,
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ItemAnimationInfo.MOVE);
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mRunningItemAnimations.add(info);
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anim.addListener(new AnimatorListenerAdapter() {
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@Override
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public void onAnimationEnd(Animator animation) {
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for (int j = 0; j < mRunningItemAnimations.size(); ++j) {
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if (mRunningItemAnimations.get(j).animator == animation) {
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mRunningItemAnimations.remove(j);
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break;
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}
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}
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}
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});
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}
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mPostLayoutItems.remove(id);
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} else {
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// item used to be there, is now gone
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float oldAlpha = 1;
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for (int j = 0; j < mRunningItemAnimations.size(); ++j) {
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ItemAnimationInfo oldInfo = mRunningItemAnimations.get(j);
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if (oldInfo.id == id && oldInfo.animType == ItemAnimationInfo.FADE_IN) {
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oldAlpha = oldInfo.menuItemLayoutInfo.view.getAlpha();
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oldInfo.animator.cancel();
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}
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}
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|
|
ObjectAnimator anim = ObjectAnimator.ofFloat(menuItemLayoutInfoPre.view, View.ALPHA,
|
||
|
|
oldAlpha, 0);
|
||
|
|
// Re-using the view from pre-layout assumes no view recycling
|
||
|
|
((ViewGroup) mMenuView).getOverlay().add(menuItemLayoutInfoPre.view);
|
||
|
|
anim.setDuration(ITEM_ANIMATION_DURATION);
|
||
|
|
anim.start();
|
||
|
|
ItemAnimationInfo info = new ItemAnimationInfo(id, menuItemLayoutInfoPre, anim, ItemAnimationInfo.FADE_OUT);
|
||
|
|
mRunningItemAnimations.add(info);
|
||
|
|
anim.addListener(new AnimatorListenerAdapter() {
|
||
|
|
@Override
|
||
|
|
public void onAnimationEnd(Animator animation) {
|
||
|
|
for (int j = 0; j < mRunningItemAnimations.size(); ++j) {
|
||
|
|
if (mRunningItemAnimations.get(j).animator == animation) {
|
||
|
|
mRunningItemAnimations.remove(j);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
((ViewGroup) mMenuView).getOverlay().remove(menuItemLayoutInfoPre.view);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (int i = 0; i < mPostLayoutItems.size(); ++i) {
|
||
|
|
int id = mPostLayoutItems.keyAt(i);
|
||
|
|
final int postLayoutIndex = mPostLayoutItems.indexOfKey(id);
|
||
|
|
if (postLayoutIndex >= 0) {
|
||
|
|
// item is new
|
||
|
|
final MenuItemLayoutInfo menuItemLayoutInfo =
|
||
|
|
mPostLayoutItems.valueAt(postLayoutIndex);
|
||
|
|
float oldAlpha = 0;
|
||
|
|
for (int j = 0; j < mRunningItemAnimations.size(); ++j) {
|
||
|
|
ItemAnimationInfo oldInfo = mRunningItemAnimations.get(j);
|
||
|
|
if (oldInfo.id == id && oldInfo.animType == ItemAnimationInfo.FADE_OUT) {
|
||
|
|
oldAlpha = oldInfo.menuItemLayoutInfo.view.getAlpha();
|
||
|
|
oldInfo.animator.cancel();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
ObjectAnimator anim = ObjectAnimator.ofFloat(menuItemLayoutInfo.view, View.ALPHA,
|
||
|
|
oldAlpha, 1);
|
||
|
|
anim.start();
|
||
|
|
anim.setDuration(ITEM_ANIMATION_DURATION);
|
||
|
|
ItemAnimationInfo info = new ItemAnimationInfo(id, menuItemLayoutInfo, anim, ItemAnimationInfo.FADE_IN);
|
||
|
|
mRunningItemAnimations.add(info);
|
||
|
|
anim.addListener(new AnimatorListenerAdapter() {
|
||
|
|
@Override
|
||
|
|
public void onAnimationEnd(Animator animation) {
|
||
|
|
for (int j = 0; j < mRunningItemAnimations.size(); ++j) {
|
||
|
|
if (mRunningItemAnimations.get(j).animator == animation) {
|
||
|
|
mRunningItemAnimations.remove(j);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
mPreLayoutItems.clear();
|
||
|
|
mPostLayoutItems.clear();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets position/existence information on menu items before and after layout,
|
||
|
|
* which is then fed into runItemAnimations()
|
||
|
|
*/
|
||
|
|
private void setupItemAnimations() {
|
||
|
|
computeMenuItemAnimationInfo(true);
|
||
|
|
((View) mMenuView).getViewTreeObserver().
|
||
|
|
addOnPreDrawListener(mItemAnimationPreDrawListener);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void updateMenuView(boolean cleared) {
|
||
|
|
final ViewGroup menuViewParent = (ViewGroup) ((View) mMenuView).getParent();
|
||
|
|
if (menuViewParent != null && ACTIONBAR_ANIMATIONS_ENABLED) {
|
||
|
|
setupItemAnimations();
|
||
|
|
}
|
||
|
|
super.updateMenuView(cleared);
|
||
|
|
|
||
|
|
((View) mMenuView).requestLayout();
|
||
|
|
|
||
|
|
if (mMenu != null) {
|
||
|
|
final ArrayList<MenuItemImpl> actionItems = mMenu.getActionItems();
|
||
|
|
final int count = actionItems.size();
|
||
|
|
for (int i = 0; i < count; i++) {
|
||
|
|
final ActionProvider provider = actionItems.get(i).getActionProvider();
|
||
|
|
if (provider != null) {
|
||
|
|
provider.setSubUiVisibilityListener(this);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
final ArrayList<MenuItemImpl> nonActionItems = mMenu != null ?
|
||
|
|
mMenu.getNonActionItems() : null;
|
||
|
|
|
||
|
|
boolean hasOverflow = false;
|
||
|
|
if (mReserveOverflow && nonActionItems != null) {
|
||
|
|
final int count = nonActionItems.size();
|
||
|
|
if (count == 1) {
|
||
|
|
hasOverflow = !nonActionItems.get(0).isActionViewExpanded();
|
||
|
|
} else {
|
||
|
|
hasOverflow = count > 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hasOverflow) {
|
||
|
|
if (mOverflowButton == null) {
|
||
|
|
mOverflowButton = new OverflowMenuButton(mSystemContext);
|
||
|
|
}
|
||
|
|
ViewGroup parent = (ViewGroup) mOverflowButton.getParent();
|
||
|
|
if (parent != mMenuView) {
|
||
|
|
if (parent != null) {
|
||
|
|
parent.removeView(mOverflowButton);
|
||
|
|
}
|
||
|
|
ActionMenuView menuView = (ActionMenuView) mMenuView;
|
||
|
|
menuView.addView(mOverflowButton, menuView.generateOverflowButtonLayoutParams());
|
||
|
|
}
|
||
|
|
} else if (mOverflowButton != null && mOverflowButton.getParent() == mMenuView) {
|
||
|
|
((ViewGroup) mMenuView).removeView(mOverflowButton);
|
||
|
|
}
|
||
|
|
|
||
|
|
((ActionMenuView) mMenuView).setOverflowReserved(mReserveOverflow);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean filterLeftoverView(ViewGroup parent, int childIndex) {
|
||
|
|
if (parent.getChildAt(childIndex) == mOverflowButton) return false;
|
||
|
|
return super.filterLeftoverView(parent, childIndex);
|
||
|
|
}
|
||
|
|
|
||
|
|
public boolean onSubMenuSelected(SubMenuBuilder subMenu) {
|
||
|
|
if (!subMenu.hasVisibleItems()) return false;
|
||
|
|
|
||
|
|
SubMenuBuilder topSubMenu = subMenu;
|
||
|
|
while (topSubMenu.getParentMenu() != mMenu) {
|
||
|
|
topSubMenu = (SubMenuBuilder) topSubMenu.getParentMenu();
|
||
|
|
}
|
||
|
|
View anchor = findViewForItem(topSubMenu.getItem());
|
||
|
|
if (anchor == null) {
|
||
|
|
// This means the submenu was opened from an overflow menu item, indicating the
|
||
|
|
// MenuPopupHelper will handle opening the submenu via its MenuPopup. Return false to
|
||
|
|
// ensure that the MenuPopup acts as presenter for the submenu, and acts on its
|
||
|
|
// responsibility to display the new submenu.
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
mOpenSubMenuId = subMenu.getItem().getItemId();
|
||
|
|
|
||
|
|
boolean preserveIconSpacing = false;
|
||
|
|
final int count = subMenu.size();
|
||
|
|
for (int i = 0; i < count; i++) {
|
||
|
|
MenuItem childItem = subMenu.getItem(i);
|
||
|
|
if (childItem.isVisible() && childItem.getIcon() != null) {
|
||
|
|
preserveIconSpacing = true;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
mActionButtonPopup = new ActionButtonSubmenu(mContext, subMenu, anchor);
|
||
|
|
mActionButtonPopup.setForceShowIcon(preserveIconSpacing);
|
||
|
|
mActionButtonPopup.show();
|
||
|
|
|
||
|
|
super.onSubMenuSelected(subMenu);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
private View findViewForItem(MenuItem item) {
|
||
|
|
final ViewGroup parent = (ViewGroup) mMenuView;
|
||
|
|
if (parent == null) return null;
|
||
|
|
|
||
|
|
final int count = parent.getChildCount();
|
||
|
|
for (int i = 0; i < count; i++) {
|
||
|
|
final View child = parent.getChildAt(i);
|
||
|
|
if (child instanceof MenuView.ItemView &&
|
||
|
|
((MenuView.ItemView) child).getItemData() == item) {
|
||
|
|
return child;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Display the overflow menu if one is present.
|
||
|
|
* @return true if the overflow menu was shown, false otherwise.
|
||
|
|
*/
|
||
|
|
public boolean showOverflowMenu() {
|
||
|
|
if (mReserveOverflow && !isOverflowMenuShowing() && mMenu != null && mMenuView != null &&
|
||
|
|
mPostedOpenRunnable == null && !mMenu.getNonActionItems().isEmpty()) {
|
||
|
|
OverflowPopup popup = new OverflowPopup(mContext, mMenu, mOverflowButton, true);
|
||
|
|
mPostedOpenRunnable = new OpenOverflowRunnable(popup);
|
||
|
|
// Post this for later; we might still need a layout for the anchor to be right.
|
||
|
|
((View) mMenuView).post(mPostedOpenRunnable);
|
||
|
|
|
||
|
|
// ActionMenuPresenter uses null as a callback argument here
|
||
|
|
// to indicate overflow is opening.
|
||
|
|
super.onSubMenuSelected(null);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Hide the overflow menu if it is currently showing.
|
||
|
|
*
|
||
|
|
* @return true if the overflow menu was hidden, false otherwise.
|
||
|
|
*/
|
||
|
|
public boolean hideOverflowMenu() {
|
||
|
|
if (mPostedOpenRunnable != null && mMenuView != null) {
|
||
|
|
((View) mMenuView).removeCallbacks(mPostedOpenRunnable);
|
||
|
|
mPostedOpenRunnable = null;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
MenuPopupHelper popup = mOverflowPopup;
|
||
|
|
if (popup != null) {
|
||
|
|
popup.dismiss();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Dismiss all popup menus - overflow and submenus.
|
||
|
|
* @return true if popups were dismissed, false otherwise. (This can be because none were open.)
|
||
|
|
*/
|
||
|
|
@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
|
||
|
|
public boolean dismissPopupMenus() {
|
||
|
|
boolean result = hideOverflowMenu();
|
||
|
|
result |= hideSubMenus();
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Dismiss all submenu popups.
|
||
|
|
*
|
||
|
|
* @return true if popups were dismissed, false otherwise. (This can be because none were open.)
|
||
|
|
*/
|
||
|
|
public boolean hideSubMenus() {
|
||
|
|
if (mActionButtonPopup != null) {
|
||
|
|
mActionButtonPopup.dismiss();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @return true if the overflow menu is currently showing
|
||
|
|
*/
|
||
|
|
@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
|
||
|
|
public boolean isOverflowMenuShowing() {
|
||
|
|
return mOverflowPopup != null && mOverflowPopup.isShowing();
|
||
|
|
}
|
||
|
|
|
||
|
|
public boolean isOverflowMenuShowPending() {
|
||
|
|
return mPostedOpenRunnable != null || isOverflowMenuShowing();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @return true if space has been reserved in the action menu for an overflow item.
|
||
|
|
*/
|
||
|
|
public boolean isOverflowReserved() {
|
||
|
|
return mReserveOverflow;
|
||
|
|
}
|
||
|
|
|
||
|
|
public boolean flagActionItems() {
|
||
|
|
final ArrayList<MenuItemImpl> visibleItems;
|
||
|
|
final int itemsSize;
|
||
|
|
if (mMenu != null) {
|
||
|
|
visibleItems = mMenu.getVisibleItems();
|
||
|
|
itemsSize = visibleItems.size();
|
||
|
|
} else {
|
||
|
|
visibleItems = null;
|
||
|
|
itemsSize = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int maxActions = mMaxItems;
|
||
|
|
int widthLimit = mActionItemWidthLimit;
|
||
|
|
final int querySpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
|
||
|
|
final ViewGroup parent = (ViewGroup) mMenuView;
|
||
|
|
|
||
|
|
int requiredItems = 0;
|
||
|
|
int requestedItems = 0;
|
||
|
|
int firstActionWidth = 0;
|
||
|
|
boolean hasOverflow = false;
|
||
|
|
for (int i = 0; i < itemsSize; i++) {
|
||
|
|
MenuItemImpl item = visibleItems.get(i);
|
||
|
|
if (item.requiresActionButton()) {
|
||
|
|
requiredItems++;
|
||
|
|
} else if (item.requestsActionButton()) {
|
||
|
|
requestedItems++;
|
||
|
|
} else {
|
||
|
|
hasOverflow = true;
|
||
|
|
}
|
||
|
|
if (mExpandedActionViewsExclusive && item.isActionViewExpanded()) {
|
||
|
|
// Overflow everything if we have an expanded action view and we're
|
||
|
|
// space constrained.
|
||
|
|
maxActions = 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Reserve a spot for the overflow item if needed.
|
||
|
|
if (mReserveOverflow &&
|
||
|
|
(hasOverflow || requiredItems + requestedItems > maxActions)) {
|
||
|
|
maxActions--;
|
||
|
|
}
|
||
|
|
maxActions -= requiredItems;
|
||
|
|
|
||
|
|
final SparseBooleanArray seenGroups = mActionButtonGroups;
|
||
|
|
seenGroups.clear();
|
||
|
|
|
||
|
|
int cellSize = 0;
|
||
|
|
int cellsRemaining = 0;
|
||
|
|
if (mStrictWidthLimit) {
|
||
|
|
cellsRemaining = widthLimit / mMinCellSize;
|
||
|
|
final int cellSizeRemaining = widthLimit % mMinCellSize;
|
||
|
|
cellSize = mMinCellSize + cellSizeRemaining / cellsRemaining;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Flag as many more requested items as will fit.
|
||
|
|
for (int i = 0; i < itemsSize; i++) {
|
||
|
|
MenuItemImpl item = visibleItems.get(i);
|
||
|
|
|
||
|
|
if (item.requiresActionButton()) {
|
||
|
|
View v = getItemView(item, null, parent);
|
||
|
|
if (mStrictWidthLimit) {
|
||
|
|
cellsRemaining -= ActionMenuView.measureChildForCells(v,
|
||
|
|
cellSize, cellsRemaining, querySpec, 0);
|
||
|
|
} else {
|
||
|
|
v.measure(querySpec, querySpec);
|
||
|
|
}
|
||
|
|
final int measuredWidth = v.getMeasuredWidth();
|
||
|
|
widthLimit -= measuredWidth;
|
||
|
|
if (firstActionWidth == 0) {
|
||
|
|
firstActionWidth = measuredWidth;
|
||
|
|
}
|
||
|
|
final int groupId = item.getGroupId();
|
||
|
|
if (groupId != 0) {
|
||
|
|
seenGroups.put(groupId, true);
|
||
|
|
}
|
||
|
|
item.setIsActionButton(true);
|
||
|
|
} else if (item.requestsActionButton()) {
|
||
|
|
// Items in a group with other items that already have an action slot
|
||
|
|
// can break the max actions rule, but not the width limit.
|
||
|
|
final int groupId = item.getGroupId();
|
||
|
|
final boolean inGroup = seenGroups.get(groupId);
|
||
|
|
boolean isAction = (maxActions > 0 || inGroup) && widthLimit > 0 &&
|
||
|
|
(!mStrictWidthLimit || cellsRemaining > 0);
|
||
|
|
|
||
|
|
if (isAction) {
|
||
|
|
View v = getItemView(item, null, parent);
|
||
|
|
if (mStrictWidthLimit) {
|
||
|
|
final int cells = ActionMenuView.measureChildForCells(v,
|
||
|
|
cellSize, cellsRemaining, querySpec, 0);
|
||
|
|
cellsRemaining -= cells;
|
||
|
|
if (cells == 0) {
|
||
|
|
isAction = false;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
v.measure(querySpec, querySpec);
|
||
|
|
}
|
||
|
|
final int measuredWidth = v.getMeasuredWidth();
|
||
|
|
widthLimit -= measuredWidth;
|
||
|
|
if (firstActionWidth == 0) {
|
||
|
|
firstActionWidth = measuredWidth;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mStrictWidthLimit) {
|
||
|
|
isAction &= widthLimit >= 0;
|
||
|
|
} else {
|
||
|
|
// Did this push the entire first item past the limit?
|
||
|
|
isAction &= widthLimit + firstActionWidth > 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isAction && groupId != 0) {
|
||
|
|
seenGroups.put(groupId, true);
|
||
|
|
} else if (inGroup) {
|
||
|
|
// We broke the width limit. Demote the whole group, they all overflow now.
|
||
|
|
seenGroups.put(groupId, false);
|
||
|
|
for (int j = 0; j < i; j++) {
|
||
|
|
MenuItemImpl areYouMyGroupie = visibleItems.get(j);
|
||
|
|
if (areYouMyGroupie.getGroupId() == groupId) {
|
||
|
|
// Give back the action slot
|
||
|
|
if (areYouMyGroupie.isActionButton()) maxActions++;
|
||
|
|
areYouMyGroupie.setIsActionButton(false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isAction) maxActions--;
|
||
|
|
|
||
|
|
item.setIsActionButton(isAction);
|
||
|
|
} else {
|
||
|
|
// Neither requires nor requests an action button.
|
||
|
|
item.setIsActionButton(false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) {
|
||
|
|
dismissPopupMenus();
|
||
|
|
super.onCloseMenu(menu, allMenusAreClosing);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
|
||
|
|
public Parcelable onSaveInstanceState() {
|
||
|
|
SavedState state = new SavedState();
|
||
|
|
state.openSubMenuId = mOpenSubMenuId;
|
||
|
|
return state;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
|
||
|
|
public void onRestoreInstanceState(Parcelable state) {
|
||
|
|
SavedState saved = (SavedState) state;
|
||
|
|
if (saved.openSubMenuId > 0) {
|
||
|
|
MenuItem item = mMenu.findItem(saved.openSubMenuId);
|
||
|
|
if (item != null) {
|
||
|
|
SubMenuBuilder subMenu = (SubMenuBuilder) item.getSubMenu();
|
||
|
|
onSubMenuSelected(subMenu);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void onSubUiVisibilityChanged(boolean isVisible) {
|
||
|
|
if (isVisible) {
|
||
|
|
// Not a submenu, but treat it like one.
|
||
|
|
super.onSubMenuSelected(null);
|
||
|
|
} else if (mMenu != null) {
|
||
|
|
mMenu.close(false /* closeAllMenus */);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public void setMenuView(ActionMenuView menuView) {
|
||
|
|
if (menuView != mMenuView) {
|
||
|
|
if (mMenuView != null) {
|
||
|
|
((View) mMenuView).removeOnAttachStateChangeListener(mAttachStateChangeListener);
|
||
|
|
}
|
||
|
|
mMenuView = menuView;
|
||
|
|
menuView.initialize(mMenu);
|
||
|
|
menuView.addOnAttachStateChangeListener(mAttachStateChangeListener);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static class SavedState implements Parcelable {
|
||
|
|
public int openSubMenuId;
|
||
|
|
|
||
|
|
SavedState() {
|
||
|
|
}
|
||
|
|
|
||
|
|
SavedState(Parcel in) {
|
||
|
|
openSubMenuId = in.readInt();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public int describeContents() {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void writeToParcel(Parcel dest, int flags) {
|
||
|
|
dest.writeInt(openSubMenuId);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static final @android.annotation.NonNull Parcelable.Creator<SavedState> CREATOR
|
||
|
|
= new Parcelable.Creator<SavedState>() {
|
||
|
|
public SavedState createFromParcel(Parcel in) {
|
||
|
|
return new SavedState(in);
|
||
|
|
}
|
||
|
|
|
||
|
|
public SavedState[] newArray(int size) {
|
||
|
|
return new SavedState[size];
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
private class OverflowMenuButton extends ImageButton implements ActionMenuView.ActionMenuChildView {
|
||
|
|
public OverflowMenuButton(Context context) {
|
||
|
|
super(context, null, com.android.internal.R.attr.actionOverflowButtonStyle);
|
||
|
|
|
||
|
|
setClickable(true);
|
||
|
|
setFocusable(true);
|
||
|
|
setVisibility(VISIBLE);
|
||
|
|
setEnabled(true);
|
||
|
|
|
||
|
|
setOnTouchListener(new ForwardingListener(this) {
|
||
|
|
@Override
|
||
|
|
public ShowableListMenu getPopup() {
|
||
|
|
if (mOverflowPopup == null) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
return mOverflowPopup.getPopup();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean onForwardingStarted() {
|
||
|
|
showOverflowMenu();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean onForwardingStopped() {
|
||
|
|
// Displaying the popup occurs asynchronously, so wait for
|
||
|
|
// the runnable to finish before deciding whether to stop
|
||
|
|
// forwarding.
|
||
|
|
if (mPostedOpenRunnable != null) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
hideOverflowMenu();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean performClick() {
|
||
|
|
if (super.performClick()) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
playSoundEffect(SoundEffectConstants.CLICK);
|
||
|
|
showOverflowMenu();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean needsDividerBefore() {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean needsDividerAfter() {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** @hide */
|
||
|
|
@Override
|
||
|
|
public void onInitializeAccessibilityNodeInfoInternal(AccessibilityNodeInfo info) {
|
||
|
|
super.onInitializeAccessibilityNodeInfoInternal(info);
|
||
|
|
info.setCanOpenPopup(true);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
protected boolean setFrame(int l, int t, int r, int b) {
|
||
|
|
final boolean changed = super.setFrame(l, t, r, b);
|
||
|
|
|
||
|
|
// Set up the hotspot bounds to square and centered on the image.
|
||
|
|
final Drawable d = getDrawable();
|
||
|
|
final Drawable bg = getBackground();
|
||
|
|
if (d != null && bg != null) {
|
||
|
|
final int width = getWidth();
|
||
|
|
final int height = getHeight();
|
||
|
|
final int halfEdge = Math.max(width, height) / 2;
|
||
|
|
final int offsetX = getPaddingLeft() - getPaddingRight();
|
||
|
|
final int offsetY = getPaddingTop() - getPaddingBottom();
|
||
|
|
final int centerX = (width + offsetX) / 2;
|
||
|
|
final int centerY = (height + offsetY) / 2;
|
||
|
|
bg.setHotspotBounds(centerX - halfEdge, centerY - halfEdge,
|
||
|
|
centerX + halfEdge, centerY + halfEdge);
|
||
|
|
}
|
||
|
|
|
||
|
|
return changed;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private class OverflowPopup extends MenuPopupHelper {
|
||
|
|
public OverflowPopup(Context context, MenuBuilder menu, View anchorView,
|
||
|
|
boolean overflowOnly) {
|
||
|
|
super(context, menu, anchorView, overflowOnly,
|
||
|
|
com.android.internal.R.attr.actionOverflowMenuStyle);
|
||
|
|
setGravity(Gravity.END);
|
||
|
|
setPresenterCallback(mPopupPresenterCallback);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
protected void onDismiss() {
|
||
|
|
if (mMenu != null) {
|
||
|
|
mMenu.close();
|
||
|
|
}
|
||
|
|
mOverflowPopup = null;
|
||
|
|
|
||
|
|
super.onDismiss();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private class ActionButtonSubmenu extends MenuPopupHelper {
|
||
|
|
public ActionButtonSubmenu(Context context, SubMenuBuilder subMenu, View anchorView) {
|
||
|
|
super(context, subMenu, anchorView, false,
|
||
|
|
com.android.internal.R.attr.actionOverflowMenuStyle);
|
||
|
|
|
||
|
|
MenuItemImpl item = (MenuItemImpl) subMenu.getItem();
|
||
|
|
if (!item.isActionButton()) {
|
||
|
|
// Give a reasonable anchor to nested submenus.
|
||
|
|
setAnchorView(mOverflowButton == null ? (View) mMenuView : mOverflowButton);
|
||
|
|
}
|
||
|
|
|
||
|
|
setPresenterCallback(mPopupPresenterCallback);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
protected void onDismiss() {
|
||
|
|
mActionButtonPopup = null;
|
||
|
|
mOpenSubMenuId = 0;
|
||
|
|
|
||
|
|
super.onDismiss();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private class PopupPresenterCallback implements Callback {
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean onOpenSubMenu(MenuBuilder subMenu) {
|
||
|
|
if (subMenu == null) return false;
|
||
|
|
|
||
|
|
mOpenSubMenuId = ((SubMenuBuilder) subMenu).getItem().getItemId();
|
||
|
|
final Callback cb = getCallback();
|
||
|
|
return cb != null ? cb.onOpenSubMenu(subMenu) : false;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) {
|
||
|
|
if (menu instanceof SubMenuBuilder) {
|
||
|
|
menu.getRootMenu().close(false /* closeAllMenus */);
|
||
|
|
}
|
||
|
|
final Callback cb = getCallback();
|
||
|
|
if (cb != null) {
|
||
|
|
cb.onCloseMenu(menu, allMenusAreClosing);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private class OpenOverflowRunnable implements Runnable {
|
||
|
|
private OverflowPopup mPopup;
|
||
|
|
|
||
|
|
public OpenOverflowRunnable(OverflowPopup popup) {
|
||
|
|
mPopup = popup;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void run() {
|
||
|
|
if (mMenu != null) {
|
||
|
|
mMenu.changeMenuMode();
|
||
|
|
}
|
||
|
|
final View menuView = (View) mMenuView;
|
||
|
|
if (menuView != null && menuView.getWindowToken() != null && mPopup.tryShow()) {
|
||
|
|
mOverflowPopup = mPopup;
|
||
|
|
}
|
||
|
|
mPostedOpenRunnable = null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private class ActionMenuPopupCallback extends ActionMenuItemView.PopupCallback {
|
||
|
|
@Override
|
||
|
|
public ShowableListMenu getPopup() {
|
||
|
|
return mActionButtonPopup != null ? mActionButtonPopup.getPopup() : null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This class holds layout information for a menu item. This is used to determine
|
||
|
|
* pre- and post-layout information about menu items, which will then be used to
|
||
|
|
* determine appropriate item animations.
|
||
|
|
*/
|
||
|
|
private static class MenuItemLayoutInfo {
|
||
|
|
View view;
|
||
|
|
int left;
|
||
|
|
int top;
|
||
|
|
|
||
|
|
MenuItemLayoutInfo(View view, boolean preLayout) {
|
||
|
|
left = view.getLeft();
|
||
|
|
top = view.getTop();
|
||
|
|
if (preLayout) {
|
||
|
|
// We track translation for pre-layout because a view might be mid-animation
|
||
|
|
// and we need this information to know where to animate from
|
||
|
|
left += view.getTranslationX();
|
||
|
|
top += view.getTranslationY();
|
||
|
|
}
|
||
|
|
this.view = view;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This class is used to store information about currently-running item animations.
|
||
|
|
* This is used when new animations are scheduled to determine whether any existing
|
||
|
|
* animations need to be canceled, based on whether the running animations overlap
|
||
|
|
* with any new animations. For example, if an item is currently animating from
|
||
|
|
* location A to B and another change dictates that it be animated to C, then the current
|
||
|
|
* A-B animation will be canceled and a new animation to C will be started.
|
||
|
|
*/
|
||
|
|
private static class ItemAnimationInfo {
|
||
|
|
int id;
|
||
|
|
MenuItemLayoutInfo menuItemLayoutInfo;
|
||
|
|
Animator animator;
|
||
|
|
int animType;
|
||
|
|
static final int MOVE = 0;
|
||
|
|
static final int FADE_IN = 1;
|
||
|
|
static final int FADE_OUT = 2;
|
||
|
|
|
||
|
|
ItemAnimationInfo(int id, MenuItemLayoutInfo info, Animator anim, int animType) {
|
||
|
|
this.id = id;
|
||
|
|
menuItemLayoutInfo = info;
|
||
|
|
animator = anim;
|
||
|
|
this.animType = animType;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|