-
Notifications
You must be signed in to change notification settings - Fork 1k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
9d67000
commit ca3ccce
Showing
5 changed files
with
248 additions
and
14 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
203 changes: 203 additions & 0 deletions
203
imagepicker/src/main/java/com/lzy/imagepicker/adapter/ImageRecyclerAdapter.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,203 @@ | ||
| package com.lzy.imagepicker.adapter; | ||
|
|
||
| import android.Manifest; | ||
| import android.app.Activity; | ||
| import android.support.v4.app.ActivityCompat; | ||
| import android.support.v7.widget.RecyclerView; | ||
| import android.support.v7.widget.RecyclerView.ViewHolder; | ||
| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
| import android.widget.AbsListView; | ||
| import android.widget.ImageView; | ||
| import android.widget.Toast; | ||
|
|
||
| import com.lzy.imagepicker.ImagePicker; | ||
| import com.lzy.imagepicker.R; | ||
| import com.lzy.imagepicker.bean.ImageItem; | ||
| import com.lzy.imagepicker.ui.ImageBaseActivity; | ||
| import com.lzy.imagepicker.ui.ImageGridActivity; | ||
| import com.lzy.imagepicker.util.Utils; | ||
| import com.lzy.imagepicker.view.SuperCheckBox; | ||
|
|
||
| import java.util.ArrayList; | ||
|
|
||
| /** | ||
| * 加载相册图片的RecyclerView适配器 | ||
| * | ||
| * 用于替换原项目的GridView，使用局部刷新解决选中照片出现闪动问题 | ||
| * | ||
| * 替换为RecyclerView后并没有通过局部刷新解决，可能是picasso图片加载框架的问题 | ||
| * | ||
| * Author: nanchen | ||
| * Email: liushilin520@foxmail.com | ||
| * Date: 2017-04-05 10:04 | ||
| */ | ||
|
|
||
| public class ImageRecyclerAdapter extends RecyclerView.Adapter<ViewHolder> { | ||
|
|
||
|
|
||
| private static final int ITEM_TYPE_CAMERA = 0; //第一个条目是相机 | ||
| private static final int ITEM_TYPE_NORMAL = 1; //第一个条目不是相机 | ||
| private ImagePicker imagePicker; | ||
| private Activity mActivity; | ||
| private ArrayList<ImageItem> images; //当前需要显示的所有的图片数据 | ||
| private ArrayList<ImageItem> mSelectedImages; //全局保存的已经选中的图片数据 | ||
| private boolean isShowCamera; //是否显示拍照按钮 | ||
| private int mImageSize; //每个条目的大小 | ||
| private LayoutInflater mInflater; | ||
| private OnImageItemClickListener listener; //图片被点击的监听 | ||
|
|
||
| public void setOnImageItemClickListener(OnImageItemClickListener listener) { | ||
| this.listener = listener; | ||
| } | ||
|
|
||
| public interface OnImageItemClickListener { | ||
| void onImageItemClick(View view, ImageItem imageItem, int position); | ||
| } | ||
|
|
||
| public void refreshData(ArrayList<ImageItem> images) { | ||
| if (images == null || images.size() == 0) this.images = new ArrayList<>(); | ||
| else this.images = images; | ||
| notifyDataSetChanged(); | ||
| } | ||
|
|
||
| /** | ||
| * 构造方法 | ||
| */ | ||
| public ImageRecyclerAdapter(Activity activity, ArrayList<ImageItem> images) { | ||
| this.mActivity = activity; | ||
| if (images == null || images.size() == 0) this.images = new ArrayList<>(); | ||
| else this.images = images; | ||
|
|
||
| mImageSize = Utils.getImageItemWidth(mActivity); | ||
| imagePicker = ImagePicker.getInstance(); | ||
| isShowCamera = imagePicker.isShowCamera(); | ||
| mSelectedImages = imagePicker.getSelectedImages(); | ||
| mInflater = LayoutInflater.from(activity); | ||
| } | ||
|
|
||
| @Override | ||
| public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { | ||
| if (viewType == ITEM_TYPE_CAMERA){ | ||
| return new CameraViewHolder(mInflater.inflate(R.layout.adapter_camera_item,parent,false)); | ||
| } | ||
| return new ImageViewHolder(mInflater.inflate(R.layout.adapter_image_list_item,parent,false)); | ||
| } | ||
|
|
||
| @Override | ||
| public void onBindViewHolder(ViewHolder holder, int position) { | ||
| if (holder instanceof CameraViewHolder){ | ||
| ((CameraViewHolder)holder).bindCamera(); | ||
| }else if (holder instanceof ImageViewHolder){ | ||
| ((ImageViewHolder)holder).bind(position); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public int getItemViewType(int position) { | ||
| if (isShowCamera) return position == 0 ? ITEM_TYPE_CAMERA : ITEM_TYPE_NORMAL; | ||
| return ITEM_TYPE_NORMAL; | ||
| } | ||
|
|
||
| @Override | ||
| public long getItemId(int position) { | ||
| return position; | ||
| } | ||
|
|
||
| @Override | ||
| public int getItemCount() { | ||
| return isShowCamera ? images.size() + 1 : images.size(); | ||
| } | ||
|
|
||
| public ImageItem getItem(int position) { | ||
| if (isShowCamera) { | ||
| if (position == 0) return null; | ||
| return images.get(position - 1); | ||
| } else { | ||
| return images.get(position); | ||
| } | ||
| } | ||
|
|
||
| private class ImageViewHolder extends ViewHolder{ | ||
|
|
||
| View rootView; | ||
| ImageView ivThumb; | ||
| View mask; | ||
| SuperCheckBox cbCheck; | ||
|
|
||
| ImageViewHolder(View itemView) { | ||
| super(itemView); | ||
| rootView = itemView; | ||
| ivThumb = (ImageView) itemView.findViewById(R.id.iv_thumb); | ||
| mask = itemView.findViewById(R.id.mask); | ||
| cbCheck = (SuperCheckBox) itemView.findViewById(R.id.cb_check); | ||
| itemView.setLayoutParams(new AbsListView.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, mImageSize)); //让图片是个正方形 | ||
| } | ||
|
|
||
| void bind(final int position){ | ||
| final ImageItem imageItem = getItem(position); | ||
| ivThumb.setOnClickListener(new View.OnClickListener() { | ||
| @Override | ||
| public void onClick(View v) { | ||
| if (listener != null) listener.onImageItemClick(rootView, imageItem, position); | ||
| } | ||
| }); | ||
| cbCheck.setOnClickListener(new View.OnClickListener() { | ||
| @Override | ||
| public void onClick(View v) { | ||
| int selectLimit = imagePicker.getSelectLimit(); | ||
| if (cbCheck.isChecked() && mSelectedImages.size() >= selectLimit) { | ||
| Toast.makeText(mActivity.getApplicationContext(), mActivity.getString(R.string.select_limit, selectLimit), Toast.LENGTH_SHORT).show(); | ||
| cbCheck.setChecked(false); | ||
| mask.setVisibility(View.GONE); | ||
| } else { | ||
| imagePicker.addSelectedImageItem(position, imageItem, cbCheck.isChecked()); | ||
| mask.setVisibility(View.VISIBLE); | ||
| } | ||
| } | ||
| }); | ||
| //根据是否多选，显示或隐藏checkbox | ||
| if (imagePicker.isMultiMode()) { | ||
| cbCheck.setVisibility(View.VISIBLE); | ||
| boolean checked = mSelectedImages.contains(imageItem); | ||
| if (checked) { | ||
| mask.setVisibility(View.VISIBLE); | ||
| cbCheck.setChecked(true); | ||
| } else { | ||
| mask.setVisibility(View.GONE); | ||
| cbCheck.setChecked(false); | ||
| } | ||
| } else { | ||
| cbCheck.setVisibility(View.GONE); | ||
| } | ||
| imagePicker.getImageLoader().displayImage(mActivity, imageItem.path, ivThumb, mImageSize, mImageSize); //显示图片 | ||
| } | ||
|
|
||
| } | ||
|
|
||
| private class CameraViewHolder extends ViewHolder{ | ||
|
|
||
| View mItemView; | ||
|
|
||
| CameraViewHolder(View itemView) { | ||
| super(itemView); | ||
| mItemView = itemView; | ||
| } | ||
|
|
||
| void bindCamera(){ | ||
| mItemView.setLayoutParams(new AbsListView.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, mImageSize)); //让图片是个正方形 | ||
| mItemView.setTag(null); | ||
| mItemView.setOnClickListener(new View.OnClickListener() { | ||
| @Override | ||
| public void onClick(View v) { | ||
| if (!((ImageBaseActivity) mActivity).checkPermission(Manifest.permission.CAMERA)) { | ||
| ActivityCompat.requestPermissions(mActivity, new String[]{Manifest.permission.CAMERA}, ImageGridActivity.REQUEST_PERMISSION_CAMERA); | ||
| } else { | ||
| imagePicker.takePicture(mActivity, ImagePicker.REQUEST_CODE_TAKE); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| } | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters