Android Open Source - Broadsheet.ie-Android Comment Adapter

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License

The source code is released under:

Copyright (c) 2013 Karl Monaghan (http://karlmonaghan.com/) Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Soft...

Java Source Code

package ie.broadsheet.app.adapters;
//  w  w w. j a  va  2 s . c o m
import ie.broadsheet.app.R;
import ie.broadsheet.app.model.json.Comment;

import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;

public class CommentAdapter extends ArrayAdapter<Comment> implements View.OnClickListener {
    public interface ReplyCommentListener {
        public void onReply(int commentId);
    }

    ReplyCommentListener mListener;

    public static class ViewHolder {
        public ImageView commentAvatar;

        public TextView commentUser;

        public TextView commentDate;

        public TextView commentBody;

        public Button replyButton;
    }

    public void setReplyCommentListener(ReplyCommentListener mListener) {
        this.mListener = mListener;
    }

    public CommentAdapter(Context context, int textViewResourceId, List<Comment> comments) {
        super(context, textViewResourceId, comments);

    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        View v = convertView;

        Activity activity = (Activity) getContext();

        ViewHolder holder;
        if (v == null) {

            LayoutInflater vi = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
            v = vi.inflate(R.layout.comment_list_item, parent, false);
            holder = new ViewHolder();
            holder.commentAvatar = (ImageView) v.findViewById(R.id.commentAvatar);
            holder.commentUser = (TextView) v.findViewById(R.id.commentUser);
            holder.commentDate = (TextView) v.findViewById(R.id.commentDate);
            holder.commentBody = (TextView) v.findViewById(R.id.commentBody);
            holder.replyButton = (Button) v.findViewById(R.id.commentReply);
            v.setTag(holder);
        } else {
            holder = (ViewHolder) v.getTag();

            holder.commentAvatar.setImageDrawable(activity.getResources().getDrawable(R.drawable.default_user));
        }

        int standardMargin = activity.getResources().getDimensionPixelSize(R.dimen.standard_margin);

        final Comment comment = getItem(position);

        int newMargin = (standardMargin * 2 * comment.getChildLevel());
        v.setPadding(newMargin, v.getPaddingTop(), v.getPaddingRight(), v.getPaddingBottom());

        if (comment != null) {
            String avatar = comment.getAvatar();

            if ((avatar != null) && (avatar.length() > 0)) {
                DisplayImageOptions options = new DisplayImageOptions.Builder().cacheInMemory().cacheOnDisc()
                /*
                 * .displayer( new RoundedBitmapDisplayer(activity.getResources ().getDimensionPixelSize(
                 * R.dimen.standard_corner_radius)))
                 */
                .build();

                ImageLoader.getInstance().displayImage(avatar, holder.commentAvatar, options);
            }

            holder.commentUser.setText(comment.getName());
            holder.commentDate.setText(comment.getRelativeTime());
            holder.commentBody.setText(Html.fromHtml(comment.getContent()));

            holder.replyButton.setTag(position);
            holder.replyButton.setOnClickListener(this);
        }

        return v;
    }

    @Override
    public void onClick(View v) {
        int position = (Integer) v.getTag();

        final Comment comment = getItem(position);

        mListener.onReply(comment.getId());
    }
}

Java Source Code List

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