Android 博客园客户端 （六） OnItemLongClickListener for Blog, News and Comment

项目地址：https://github.com/ZhangTingkuo/AndroidCnblogs

为博客、新闻、评论界面的ListView添加长按事件，一边快速转到相应的页面。

1. 博客：查看内容、查看评论、查看作者。

2. 新闻：查看内容、查看评论。

3. 评论：引用、回复。（功能暂未实现）

package com.arlen.cnblogs.view;

import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.util.List;

import android.app.Dialog;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import com.arlen.cnblogs.BlogActivity;
import com.arlen.cnblogs.CommentActivity;
import com.arlen.cnblogs.NewsActivity;
import com.arlen.cnblogs.R;
import com.arlen.cnblogs.UserActivity;
import com.arlen.cnblogs.entity.Blog;
import com.arlen.cnblogs.entity.Comment;
import com.arlen.cnblogs.entity.News;
import com.arlen.cnblogs.entity.User;
import com.arlen.cnblogs.utils.AppUtils;
import com.arlen.cnblogs.utils.Config;

public class ItemDialog extends Dialog implements OnItemClickListener {

    private Context context;
    private String[] items;
    private ListView listView;
    public int selectIndex = 0;

    public Blog blogEntry;
    public News newsEntry;
    public Comment commentEntry;
    public String commentString;
    public String TAG;

    public ItemDialog(Context context, int theme) {
        super(context, theme);
        this.context = context;
    }

    public ItemDialog(Context context) {
        super(context);
        this.context = context;
    }

    public ItemDialog(Context context, String[] items) {
        super(context);
        this.context = context;
        this.items = items;
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        this.setContentView(R.layout.item_dialog);

        // this.setCanceledOnTouchOutside(false);

        listView = (ListView) findViewById(R.id.listViewBlogDialog);
        listView.setAdapter(new ArrayAdapter<String>(context,
                android.R.layout.simple_list_item_1, items));
        listView.setOnItemClickListener(this);
    }

    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position,
            long id) {
        selectIndex = position;
        Log.i("ItemDialog", "selectIndex   ---   " + selectIndex);

        String selectItem = items[position];

        if (selectItem.equals("查看内容")) {
            this.hide();
            if (TAG.equals("blog")) {
                viewBlogContent();
            } else if (TAG.equals("news")) {
                viewNewsContent();
            }
        } else if (selectItem.equals("查看评论")) {
            this.hide();
            if (TAG.equals("blog")) {
                viewComment(blogEntry.getBlogId(), "blog");
            } else if (TAG.equals("news")) {
                viewComment(newsEntry.getNewsId(), "news");
            }
        } else if (selectItem.equals("查看作者")) {
            this.hide();
            viewAuthor();
        } else if (selectItem.equals("回复")) {
            this.hide();
            addComment(commentString, "回复");
        } else if (selectItem.equals("引用")) {
            this.hide();
            addComment(commentString, "引用");
        } else if (selectItem.equals("取消")) {
            this.hide();
        }

        return;
    }

    private void viewBlogContent() {
        Intent intent = new Intent(context, BlogActivity.class);

        if (blogEntry.getAuthorAvatar() != null) {
            intent.putExtra("avatar", blogEntry.getAuthorAvatar().toString());
        } else {
            intent.putExtra(
                    "avatar",
                    "https://github.com/ZhangTingkuo/AndroidCnblogs/blob/master/res/drawable-hdpi/ic_launcher.png");
        }
        intent.putExtra("title", blogEntry.getBlogTitle());
        intent.putExtra("author", blogEntry.getAuthorName());
        intent.putExtra("published",
                AppUtils.parseDateToString(blogEntry.getPublishedDateDate()));
        intent.putExtra("id", blogEntry.getBlogId());
        intent.putExtra("link", blogEntry.getBlogTitle());

        context.startActivity(intent);
    }

    private void viewNewsContent() {
        Intent intent = new Intent(context, NewsActivity.class);
        if (newsEntry.getTopicIcon() != null) {
            intent.putExtra("topicIcon", newsEntry.getTopicIcon().toString());
        } else {
            intent.putExtra(
                    "topicIcon",
                    "https://github.com/ZhangTingkuo/AndroidCnblogs/blob/master/res/drawable-hdpi/ic_launcher.png");
        }

        intent.putExtra("title", newsEntry.getNewsTitle());
        intent.putExtra("sourceName", newsEntry.getSourceName());
        intent.putExtra("published",
                AppUtils.parseDateToString(newsEntry.getPublishedDate()));
        intent.putExtra("id", newsEntry.getNewsId());

        context.startActivity(intent);
    }

    private void viewAuthor() {

        new Thread(new Runnable() {

            @Override
            public void run() {
                String authorName = blogEntry.getAuthorName();
                String path = Config.SEARCH_AUTHOR_BY_NAME;
                Log.i("SearchActivity", "textAuthor:" + authorName);
                try {
                    authorName = URLEncoder.encode(authorName, "utf-8");
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
                }
                path = path.replace("{TERM}", authorName);

                Log.i("SearchActivity", "path:" + path);
                List<User> userList = AppUtils.getUserList(path);
                User userEntry = userList.get(0);

                Intent intent = new Intent(context, UserActivity.class);
                intent.putExtra("blogapp", userEntry.getBlogapp());
                intent.putExtra("link", userEntry.getUserLink().toString());

                if (userEntry.getUserAvatar() != null) {
                    intent.putExtra("avatar", userEntry.getUserAvatar()
                            .toString());
                } else {
                    intent.putExtra(
                            "avatar",
                            "https://github.com/ZhangTingkuo/AndroidCnblogs/blob/master/res/drawable-hdpi/ic_launcher.png");
                }

                intent.putExtra("postcount", userEntry.getPostCount());
                intent.putExtra("updated",
                        AppUtils.parseDateToString(userEntry.getUpdatedDate()));
                intent.putExtra("title", userEntry.getTitle());
                context.startActivity(intent);
            }
        }).start();
    }

    private void addComment(String string, String type) {

    }

    private void viewComment(int id, String type) {
        Intent intent = new Intent(context, CommentActivity.class);
        intent.putExtra("id", id);
        intent.putExtra("type", type);
        context.startActivity(intent);
    }
}