98 lines
3.3 KiB
Java
98 lines
3.3 KiB
Java
package androidx.appcompat.view.menu;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.BaseAdapter;
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import androidx.annotation.RestrictTo;
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import androidx.appcompat.view.menu.MenuView;
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import java.util.ArrayList;
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@RestrictTo({RestrictTo.Scope.LIBRARY_GROUP_PREFIX})
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public class MenuAdapter extends BaseAdapter {
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public MenuBuilder mAdapterMenu;
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private int mExpandedIndex = -1;
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private boolean mForceShowIcon;
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private final LayoutInflater mInflater;
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private final int mItemLayoutRes;
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private final boolean mOverflowOnly;
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public MenuAdapter(MenuBuilder menuBuilder, LayoutInflater layoutInflater, boolean z2, int i) {
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this.mOverflowOnly = z2;
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this.mInflater = layoutInflater;
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this.mAdapterMenu = menuBuilder;
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this.mItemLayoutRes = i;
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findExpandedIndex();
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}
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public void findExpandedIndex() {
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MenuItemImpl expandedItem = this.mAdapterMenu.getExpandedItem();
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if (expandedItem != null) {
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ArrayList<MenuItemImpl> nonActionItems = this.mAdapterMenu.getNonActionItems();
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int size = nonActionItems.size();
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for (int i = 0; i < size; i++) {
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if (nonActionItems.get(i) == expandedItem) {
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this.mExpandedIndex = i;
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return;
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}
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}
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}
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this.mExpandedIndex = -1;
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}
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public MenuBuilder getAdapterMenu() {
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return this.mAdapterMenu;
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}
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@Override // android.widget.Adapter
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public int getCount() {
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ArrayList<MenuItemImpl> nonActionItems = this.mOverflowOnly ? this.mAdapterMenu.getNonActionItems() : this.mAdapterMenu.getVisibleItems();
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return this.mExpandedIndex < 0 ? nonActionItems.size() : nonActionItems.size() - 1;
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}
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public boolean getForceShowIcon() {
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return this.mForceShowIcon;
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}
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@Override // android.widget.Adapter
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public MenuItemImpl getItem(int i) {
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ArrayList<MenuItemImpl> nonActionItems = this.mOverflowOnly ? this.mAdapterMenu.getNonActionItems() : this.mAdapterMenu.getVisibleItems();
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int i2 = this.mExpandedIndex;
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if (i2 >= 0 && i >= i2) {
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i++;
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}
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return nonActionItems.get(i);
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}
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@Override // android.widget.Adapter
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public long getItemId(int i) {
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return (long) i;
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}
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@Override // android.widget.Adapter
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public View getView(int i, View view, ViewGroup viewGroup) {
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if (view == null) {
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view = this.mInflater.inflate(this.mItemLayoutRes, viewGroup, false);
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}
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int groupId = getItem(i).getGroupId();
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int i2 = i - 1;
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ListMenuItemView listMenuItemView = (ListMenuItemView) view;
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listMenuItemView.setGroupDividerEnabled(this.mAdapterMenu.isGroupDividerEnabled() && groupId != (i2 >= 0 ? getItem(i2).getGroupId() : groupId));
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MenuView.ItemView itemView = (MenuView.ItemView) view;
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if (this.mForceShowIcon) {
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listMenuItemView.setForceShowIcon(true);
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}
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itemView.initialize(getItem(i), 0);
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return view;
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}
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@Override // android.widget.BaseAdapter
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public void notifyDataSetChanged() {
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findExpandedIndex();
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super.notifyDataSetChanged();
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}
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public void setForceShowIcon(boolean z2) {
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this.mForceShowIcon = z2;
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}
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}
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