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Android-Download/app/src/main/java/com/arialyy/simple/adapter/DownloadAdapter.java

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6.2 KiB

/*
* Copyright (C) 2016 AriaLyy(DownloadUtil)
*
* 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 com.arialyy.simple.adapter;
import android.content.Context;
import android.content.res.Resources;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import butterknife.Bind;
import com.arialyy.absadapter.common.AbsHolder;
import com.arialyy.absadapter.recycler_view.AbsRVAdapter;
import com.arialyy.aria.core.Aria;
import com.arialyy.aria.core.DownloadEntity;
import com.arialyy.aria.util.CommonUtil;
import com.arialyy.simple.R;
import com.arialyy.simple.widget.HorizontalProgressBarWithNumber;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
/**
* Created by Lyy on 2016/9/27.
* 下载列表适配器
*/
public class DownloadAdapter extends AbsRVAdapter<DownloadEntity, DownloadAdapter.MyHolder> {
private static final String TAG = "DownloadAdapter";
private Map<String, Integer> mPositions = new ConcurrentHashMap<>();
public DownloadAdapter(Context context, List<DownloadEntity> data) {
super(context, data);
int i = 0;
for (DownloadEntity entity : data) {
mPositions.put(entity.getDownloadUrl(), i);
Aria.whit(getContext()).load(entity).add();
i++;
}
}
@Override protected MyHolder getViewHolder(View convertView, int viewType) {
return new MyHolder(convertView);
}
@Override protected int setLayoutId(int type) {
return R.layout.item_download;
}
public synchronized void updateState(DownloadEntity entity) {
if (entity.getState() == DownloadEntity.STATE_CANCEL) {
mPositions.clear();
int i = 0;
for (DownloadEntity entity_1 : mData) {
mPositions.put(entity_1.getDownloadUrl(), i);
i++;
}
notifyDataSetChanged();
} else {
int position = indexItem(entity.getDownloadUrl());
if (position == -1){
return;
}
mData.set(position, entity);
notifyItemChanged(position);
}
}
public synchronized void setProgress(DownloadEntity entity) {
String url = entity.getDownloadUrl();
int position = indexItem(url);
if (position == -1){
return;
}
mData.set(position, entity);
notifyItemChanged(position);
}
private synchronized int indexItem(String url) {
Set<String> keys = mPositions.keySet();
for (String key : keys){
if (key.equals(url)){
return mPositions.get(key);
}
}
return -1;
}
@Override protected void bindData(MyHolder holder, int position, final DownloadEntity item) {
long size = item.getFileSize();
int current = 0;
long progress = item.getCurrentProgress();
long speed = item.getSpeed();
current = size == 0 ? 0 : (int) (progress * 100 / size);
holder.progress.setProgress(current);
BtClickListener listener = new BtClickListener(item);
holder.bt.setOnClickListener(listener);
String str = "";
int color = android.R.color.holo_green_light;
switch (item.getState()) {
case DownloadEntity.STATE_WAIT:
case DownloadEntity.STATE_OTHER:
case DownloadEntity.STATE_FAIL:
str = "开始";
break;
case DownloadEntity.STATE_STOP:
str = "恢复";
color = android.R.color.holo_blue_light;
break;
case DownloadEntity.STATE_PRE:
case DownloadEntity.STATE_POST_PRE:
case DownloadEntity.STATE_DOWNLOAD_ING:
str = "暂停";
color = android.R.color.holo_red_light;
break;
case DownloadEntity.STATE_COMPLETE:
str = "重新开始?";
holder.progress.setProgress(100);
break;
}
holder.bt.setText(str);
holder.bt.setTextColor(getColor(color));
holder.speed.setText(CommonUtil.formatFileSize(speed) + "/s");
holder.fileSize.setText(covertCurrentSize(progress) + "/" + CommonUtil.formatFileSize(size));
holder.cancel.setOnClickListener(new View.OnClickListener() {
@Override public void onClick(View v) {
mData.remove(item);
notifyDataSetChanged();
Aria.whit(getContext()).load(item).cancel();
}
});
}
public void setDownloadNum(int num) {
Aria.get(getContext()).setDownloadNum(num);
}
private String covertCurrentSize(long currentSize) {
String size = CommonUtil.formatFileSize(currentSize);
return size.substring(0, size.length() - 1);
}
private int getColor(int color) {
return Resources.getSystem().getColor(color);
}
private class BtClickListener implements View.OnClickListener {
private DownloadEntity entity;
BtClickListener(DownloadEntity entity) {
this.entity = entity;
}
@Override public void onClick(View v) {
switch (entity.getState()) {
case DownloadEntity.STATE_WAIT:
case DownloadEntity.STATE_OTHER:
case DownloadEntity.STATE_FAIL:
case DownloadEntity.STATE_STOP:
case DownloadEntity.STATE_COMPLETE:
start(entity);
break;
case DownloadEntity.STATE_DOWNLOAD_ING:
stop(entity);
break;
}
}
private void start(DownloadEntity entity) {
Aria.whit(getContext()).load(entity).start();
}
private void stop(DownloadEntity entity) {
Aria.whit(getContext()).load(entity).stop();
}
}
class MyHolder extends AbsHolder {
@Bind(R.id.progressBar) HorizontalProgressBarWithNumber progress;
@Bind(R.id.bt) Button bt;
@Bind(R.id.speed) TextView speed;
@Bind(R.id.fileSize) TextView fileSize;
@Bind(R.id.del) TextView cancel;
MyHolder(View itemView) {
super(itemView);
}
}
}