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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.view;
import static com.android.internal.util.Preconditions.checkNotNull;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.TestApi;
import android.os.Parcel;
import android.os.Parcelable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
* A group of {@link KeyboardShortcutInfo}.
*/
public final class KeyboardShortcutGroup implements Parcelable {
private final CharSequence mLabel;
private final List<KeyboardShortcutInfo> mItems;
// The system group looks different UI wise.
private boolean mSystemGroup;
/**
* @param label The title to be used for this group, or null if there is none.
* @param items The set of items to be included.
*/
public KeyboardShortcutGroup(@Nullable CharSequence label,
@NonNull List<KeyboardShortcutInfo> items) {
mLabel = label;
mItems = new ArrayList<>(checkNotNull(items));
}
/**
* @param label The title to be used for this group, or null if there is none.
*/
public KeyboardShortcutGroup(@Nullable CharSequence label) {
this(label, Collections.<KeyboardShortcutInfo>emptyList());
}
/**
* @param label The title to be used for this group, or null if there is none.
* @param items The set of items to be included.
* @param isSystemGroup Set this to {@code true} if this is s system group.
* @hide
*/
@TestApi
public KeyboardShortcutGroup(@Nullable CharSequence label,
@NonNull List<KeyboardShortcutInfo> items, boolean isSystemGroup) {
mLabel = label;
mItems = new ArrayList<>(checkNotNull(items));
mSystemGroup = isSystemGroup;
}
/**
* @param label The title to be used for this group, or null if there is none.
* @param isSystemGroup Set this to {@code true} if this is s system group.
* @hide
*/
@TestApi
public KeyboardShortcutGroup(@Nullable CharSequence label, boolean isSystemGroup) {
this(label, Collections.<KeyboardShortcutInfo>emptyList(), isSystemGroup);
}
private KeyboardShortcutGroup(Parcel source) {
mItems = new ArrayList<>();
mLabel = source.readCharSequence();
source.readTypedList(mItems, KeyboardShortcutInfo.CREATOR);
mSystemGroup = source.readInt() == 1;
}
/**
* Returns the label to be used to describe this group.
*/
public CharSequence getLabel() {
return mLabel;
}
/**
* Returns the list of items included in this group.
*/
public List<KeyboardShortcutInfo> getItems() {
return mItems;
}
/** @hide **/
@TestApi
public boolean isSystemGroup() {
return mSystemGroup;
}
/**
* Adds an item to the existing list.
*
* @param item The item to be added.
*/
public void addItem(KeyboardShortcutInfo item) {
mItems.add(item);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeCharSequence(mLabel);
dest.writeTypedList(mItems);
dest.writeInt(mSystemGroup ? 1 : 0);
}
public static final Creator<KeyboardShortcutGroup> CREATOR =
new Creator<KeyboardShortcutGroup>() {
public KeyboardShortcutGroup createFromParcel(Parcel source) {
return new KeyboardShortcutGroup(source);
}
public KeyboardShortcutGroup[] newArray(int size) {
return new KeyboardShortcutGroup[size];
}
};
}
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