MessagingBasicImpl.java
/*
* Copyright 2018 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 androidx.slice.builders.impl;
import static android.app.slice.Slice.HINT_LIST_ITEM;
import static android.app.slice.Slice.HINT_NO_TINT;
import static android.app.slice.Slice.HINT_TITLE;
import static android.app.slice.Slice.SUBTYPE_SOURCE;
import static androidx.annotation.RestrictTo.Scope.LIBRARY;
import android.graphics.drawable.Icon;
import android.os.Build;
import androidx.annotation.RequiresApi;
import androidx.annotation.RestrictTo;
import androidx.core.graphics.drawable.IconCompat;
import androidx.slice.Slice;
import androidx.slice.SliceSpec;
/**
* @hide
*/
@RestrictTo(LIBRARY)
@RequiresApi(19)
public class MessagingBasicImpl extends TemplateBuilderImpl implements
MessagingBuilder {
private MessageBuilder mLastMessage;
/**
*/
public MessagingBasicImpl(Slice.Builder builder, SliceSpec spec) {
super(builder, spec);
}
/**
*/
@Override
public void apply(Slice.Builder builder) {
if (mLastMessage != null) {
Slice.Builder sb = new Slice.Builder(getBuilder()).addHints(HINT_LIST_ITEM);
if (Build.VERSION.SDK_INT >= 23) {
if (mLastMessage.mIcon != null) {
sb.addSubSlice(mLastMessage.mIcon);
}
}
if (mLastMessage.mText != null) {
sb.addText(mLastMessage.mText, null);
}
builder.addSubSlice(sb.build());
}
}
/**
*/
@Override
public void add(TemplateBuilderImpl builder) {
MessageBuilder b = (MessageBuilder) builder;
if (mLastMessage == null || mLastMessage.mTimestamp < b.mTimestamp) {
mLastMessage = b;
}
}
/**
*/
@Override
public TemplateBuilderImpl createMessageBuilder() {
return new MessageBuilder(this);
}
/**
*/
public static final class MessageBuilder extends TemplateBuilderImpl
implements MessagingBuilder.MessageBuilder {
@RequiresApi(23)
Slice mIcon;
CharSequence mText;
long mTimestamp;
/**
*/
public MessageBuilder(MessagingBasicImpl parent) {
this(parent.createChildBuilder());
}
/**
*/
private MessageBuilder(Slice.Builder builder) {
super(builder, null);
}
/**
*/
@Override
@RequiresApi(23)
public void addSource(Icon source) {
mIcon = getBuilder().addIcon(IconCompat.createFromIcon(source),
SUBTYPE_SOURCE, HINT_NO_TINT).addHints(HINT_TITLE).build();
}
/**
*/
@Override
public void addText(CharSequence text) {
mText = text;
}
/**
*/
@Override
public void addTimestamp(long timestamp) {
mTimestamp = timestamp;
}
/**
*/
@Override
public void apply(Slice.Builder builder) {
}
}
}