package com.luck.picture.lib.ui;
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.content.ContextCompat;
import android.support.v7.widget.DefaultItemAnimator;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.SimpleItemAnimator;
import android.view.View;
import android.widget.RelativeLayout;
import android.widget.TextView;
import com.luck.picture.lib.R;
import com.luck.picture.lib.adapter.PictureAlbumDirectoryAdapter;
import com.luck.picture.lib.decoration.RecycleViewDivider;
import com.luck.picture.lib.model.FunctionConfig;
import com.luck.picture.lib.model.PictureConfig;
import com.luck.picture.lib.observable.ImagesObservable;
import com.luck.picture.lib.observable.ObserverListener;
import com.yalantis.ucrop.entity.EventEntity;
import com.yalantis.ucrop.entity.LocalMedia;
import com.yalantis.ucrop.entity.LocalMediaFolder;
import com.yalantis.ucrop.rxbus2.RxBus;
import com.yalantis.ucrop.rxbus2.Subscribe;
import com.yalantis.ucrop.rxbus2.ThreadMode;
import com.yalantis.ucrop.util.ToolbarUtil;
import com.yalantis.ucrop.util.Utils;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
/**
* author：luck
* project：PictureSelector
* package：com.luck.picture.ui
* email：893855882@qq.com
* data：16/12/31
*/
public class PictureAlbumDirectoryActivity extends PictureBaseActivity implements View.OnClickListener, PictureAlbumDirectoryAdapter.OnItemClickListener, ObserverListener {
private List<LocalMediaFolder> folders;
private PictureAlbumDirectoryAdapter adapter;
private RecyclerView recyclerView;
private TextView tv_empty;
private RelativeLayout rl_picture_title;
private TextView picture_tv_title, picture_tv_right;
private List<LocalMedia> selectMedias = new ArrayList<>();
@Subscribe(threadMode = ThreadMode.MAIN)
public void eventBus(EventEntity obj) {
switch (obj.what) {
case FunctionConfig.CLOSE_FLAG:
finish();
overridePendingTransition(0, R.anim.slide_bottom_out);
break;
}
}
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.picture_activity_album);
if (!RxBus.getDefault().isRegistered(this)) {
RxBus.getDefault().register(this);
}
selectMedias = (List<LocalMedia>) getIntent().getSerializableExtra(FunctionConfig.EXTRA_PREVIEW_SELECT_LIST);
if (selectMedias == null)
selectMedias = new ArrayList<>();
recyclerView = (RecyclerView) findViewById(R.id.recyclerView);
tv_empty = (TextView) findViewById(R.id.tv_empty);
rl_picture_title = (RelativeLayout) findViewById(R.id.rl_picture_title);
picture_tv_title = (TextView) findViewById(R.id.picture_tv_title);
picture_tv_right = (TextView) findViewById(R.id.picture_tv_right);
picture_tv_right.setTextColor(right_color);
picture_tv_title.setTextColor(title_color);
tv_empty.setOnClickListener(this);
ImagesObservable.getInstance().add(this);
switch (type) {
case FunctionConfig.TYPE_IMAGE:
picture_tv_title.setText(getString(R.string.picture_select_photo));
break;
case FunctionConfig.TYPE_VIDEO:
picture_tv_title.setText(getString(R.string.picture_select_video));
break;
default:
break;
}
ToolbarUtil.setColorNoTranslucent(this, statusBar);
rl_picture_title.setBackgroundColor(backgroundColor);
picture_tv_right.setText(getString(R.string.picture_cancel));
picture_tv_right.setOnClickListener(this);
adapter = new PictureAlbumDirectoryAdapter(this);
LinearLayoutManager manager = new LinearLayoutManager(this);
((SimpleItemAnimator) recyclerView.getItemAnimator()).setSupportsChangeAnimations(false);
recyclerView.setItemAnimator(new DefaultItemAnimator());
recyclerView.addItemDecoration(new RecycleViewDivider(
mContext, LinearLayoutManager.HORIZONTAL, Utils.dip2px(this, 0.5f), ContextCompat.getColor(this, R.color.line_color)));
recyclerView.setLayoutManager(manager);
recyclerView.setAdapter(adapter);
adapter.setOnItemClickListener(this);
initData();
}
/**
* 初始化数据
*/
protected void initData() {
folders = ImagesObservable.getInstance().readLocalFolders();
if (folders.size() > 0) {
tv_empty.setVisibility(View.GONE);
adapter.bindFolderData(folders);
notifyDataCheckedStatus(selectMedias);
} else {
tv_empty.setVisibility(View.VISIBLE);
switch (type) {
case FunctionConfig.TYPE_IMAGE:
tv_empty.setText(getString(R.string.picture_no_photo));
break;
case FunctionConfig.TYPE_VIDEO:
tv_empty.setText(getString(R.string.picture_no_video));
break;
default:
break;
}
}
}
/**
* 设置选中状态
*/
private void notifyDataCheckedStatus(List<LocalMedia> medias) {
try {
// 获取选中图片
if (medias == null) {
medias = new ArrayList<>();
}
List<LocalMediaFolder> folders = adapter.getFolderData();
for (LocalMediaFolder folder : folders) {
// 只重置之前有选中过的文件夹，因为有可能也取消选中的
if (folder.isChecked()) {
folder.setCheckedNum(0);
folder.setChecked(false);
}
}
if (medias.size() > 0) {
for (LocalMediaFolder folder : folders) {
int num = 0;// 记录当前相册下有多少张是选中的
List<LocalMedia> images = folder.getImages();
for (LocalMedia media : images) {
String path = media.getPath();
for (LocalMedia m : medias) {
if (path.equals(m.getPath())) {
num++;
folder.setChecked(true);
folder.setCheckedNum(num);
}
}
}
}
}
adapter.bindFolderData(folders);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onClick(View view) {
int id = view.getId();
if (id == R.id.tv_empty) {
startEmptyImageActivity();
} else if (id == R.id.picture_tv_right) {
finish();
overridePendingTransition(0, R.anim.slide_bottom_out);
}
}
/**
*
*/
private void startEmptyImageActivity() {
List<LocalMedia> images = new ArrayList<>();
String title = "";
switch (type) {
case FunctionConfig.TYPE_IMAGE:
title = getString(R.string.picture_lately_image);
break;
case FunctionConfig.TYPE_VIDEO:
title = getString(R.string.picture_lately_video);
break;
}
startImageGridActivity(title, images);
}
@Override
public void onItemClick(String folderName, List<LocalMedia> images) {
if (images != null && images.size() > 0) {
startImageGridActivity(folderName, images);
}
}
private void startImageGridActivity(String folderName, final List<LocalMedia> images) {
if (Utils.isFastDoubleClick()) {
return;
}
Intent intent = new Intent();
List<LocalMediaFolder> folders = adapter.getFolderData();
ImagesObservable.getInstance().saveLocalMedia(images);
ImagesObservable.getInstance().saveLocalFolders(folders);
intent.putExtra(FunctionConfig.EXTRA_PREVIEW_SELECT_LIST, (Serializable) selectMedias);
intent.putExtra(FunctionConfig.EXTRA_THIS_CONFIG, options);
intent.putExtra(FunctionConfig.FOLDER_NAME, folderName);
intent.putExtra(FunctionConfig.EXTRA_IS_TOP_ACTIVITY, true);
intent.setClass(mContext, PictureImageGridActivity.class);
startActivityForResult(intent, FunctionConfig.REQUEST_IMAGE);
}
@Override
public void onBackPressed() {
super.onBackPressed();
finish();
overridePendingTransition(0, R.anim.slide_bottom_out);
}
@Override
protected void onDestroy() {
super.onDestroy();
if (RxBus.getDefault().isRegistered(this)) {
RxBus.getDefault().unregister(this);
}
clearData();
}
protected void clearData() {
// 释放静态变量
PictureConfig.resultCallback = null;
ImagesObservable.getInstance().remove(this);
ImagesObservable.getInstance().clearLocalFolders();
ImagesObservable.getInstance().clearLocalMedia();
ImagesObservable.getInstance().clearSelectedLocalMedia();
}
@Override
public void observerUpFoldersData(List<LocalMediaFolder> folders) {
this.folders = folders;
initData();
}
@Override
public void observerUpSelectsData(List<LocalMedia> selectMedias) {
folders = ImagesObservable.getInstance().readLocalFolders();
this.selectMedias = selectMedias;
if (folders != null && folders.size() > 0)
adapter.bindFolderData(folders);
if (selectMedias == null)
selectMedias = new ArrayList<>();
notifyDataCheckedStatus(selectMedias);
if (tv_empty.getVisibility() == View.VISIBLE && adapter.getFolderData().size() > 0)
tv_empty.setVisibility(View.GONE);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == FunctionConfig.REQUEST_IMAGE) {
if (resultCode == RESULT_OK) {
List<LocalMedia> result = (List<LocalMedia>) data.getSerializableExtra(FunctionConfig.EXTRA_RESULT);
setResult(RESULT_OK, new Intent().putExtra(FunctionConfig.EXTRA_RESULT, (Serializable) result));
finish();
}
}
}
}