Android 博客园客户端 （六） OnItemLongClickListener for Blog, News and Comment_移动开发_编程开发_程序员俱乐部

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）

  1 package com.arlen.cnblogs.view;
  2 
  3 import java.io.UnsupportedEncodingException;
  4 import java.net.URLEncoder;
  5 import java.util.List;
  6 
  7 import android.app.Dialog;
  8 import android.content.Context;
  9 import android.content.Intent;
 10 import android.os.Bundle;
 11 import android.util.Log;
 12 import android.view.View;
 13 import android.widget.AdapterView;
 14 import android.widget.AdapterView.OnItemClickListener;
 15 import android.widget.ArrayAdapter;
 16 import android.widget.ListView;
 17 
 18 import com.arlen.cnblogs.BlogActivity;
 19 import com.arlen.cnblogs.CommentActivity;
 20 import com.arlen.cnblogs.NewsActivity;
 21 import com.arlen.cnblogs.R;
 22 import com.arlen.cnblogs.UserActivity;
 23 import com.arlen.cnblogs.entity.Blog;
 24 import com.arlen.cnblogs.entity.Comment;
 25 import com.arlen.cnblogs.entity.News;
 26 import com.arlen.cnblogs.entity.User;
 27 import com.arlen.cnblogs.utils.AppUtils;
 28 import com.arlen.cnblogs.utils.Config;
 29 
 30 public class ItemDialog extends Dialog implements OnItemClickListener {
 31 
 32     private Context context;
 33     private String[] items;
 34     private ListView listView;
 35     public int selectIndex = 0;
 36 
 37     public Blog blogEntry;
 38     public News newsEntry;
 39     public Comment commentEntry;
 40     public String commentString;
 41     public String TAG;
 42 
 43     public ItemDialog(Context context, int theme) {
 44         super(context, theme);
 45         this.context = context;
 46     }
 47 
 48     public ItemDialog(Context context) {
 49         super(context);
 50         this.context = context;
 51     }
 52 
 53     public ItemDialog(Context context, String[] items) {
 54         super(context);
 55         this.context = context;
 56         this.items = items;
 57     }
 58 
 59     @Override
 60     protected void onCreate(Bundle savedInstanceState) {
 61         super.onCreate(savedInstanceState);
 62         this.setContentView(R.layout.item_dialog);
 63 
 64         // this.setCanceledOnTouchOutside(false);
 65 
 66         listView = (ListView) findViewById(R.id.listViewBlogDialog);
 67         listView.setAdapter(new ArrayAdapter<String>(context,
 68                 android.R.layout.simple_list_item_1, items));
 69         listView.setOnItemClickListener(this);
 70     }
 71 
 72     @Override
 73     public void onItemClick(AdapterView<?> parent, View view, int position,
 74             long id) {
 75         selectIndex = position;
 76         Log.i("ItemDialog", "selectIndex   ---   " + selectIndex);
 77 
 78         String selectItem = items[position];
 79 
 80         if (selectItem.equals("查看内容")) {
 81             this.hide();
 82             if (TAG.equals("blog")) {
 83                 viewBlogContent();
 84             } else if (TAG.equals("news")) {
 85                 viewNewsContent();
 86             }
 87         } else if (selectItem.equals("查看评论")) {
 88             this.hide();
 89             if (TAG.equals("blog")) {
 90                 viewComment(blogEntry.getBlogId(), "blog");
 91             } else if (TAG.equals("news")) {
 92                 viewComment(newsEntry.getNewsId(), "news");
 93             }
 94         } else if (selectItem.equals("查看作者")) {
 95             this.hide();
 96             viewAuthor();
 97         } else if (selectItem.equals("回复")) {
 98             this.hide();
 99             addComment(commentString, "回复");
100         } else if (selectItem.equals("引用")) {
101             this.hide();
102             addComment(commentString, "引用");
103         } else if (selectItem.equals("取消")) {
104             this.hide();
105         }
106 
107         return;
108     }
109 
110     private void viewBlogContent() {
111         Intent intent = new Intent(context, BlogActivity.class);
112 
113         if (blogEntry.getAuthorAvatar() != null) {
114             intent.putExtra("avatar", blogEntry.getAuthorAvatar().toString());
115         } else {
116             intent.putExtra(
117                     "avatar",
118                     "https://github.com/ZhangTingkuo/AndroidCnblogs/blob/master/res/drawable-hdpi/ic_launcher.png");
119         }
120         intent.putExtra("title", blogEntry.getBlogTitle());
121         intent.putExtra("author", blogEntry.getAuthorName());
122         intent.putExtra("published",
123                 AppUtils.parseDateToString(blogEntry.getPublishedDateDate()));
124         intent.putExtra("id", blogEntry.getBlogId());
125         intent.putExtra("link", blogEntry.getBlogTitle());
126 
127         context.startActivity(intent);
128     }
129 
130     private void viewNewsContent() {
131         Intent intent = new Intent(context, NewsActivity.class);
132         if (newsEntry.getTopicIcon() != null) {
133             intent.putExtra("topicIcon", newsEntry.getTopicIcon().toString());
134         } else {
135             intent.putExtra(
136                     "topicIcon",
137                     "https://github.com/ZhangTingkuo/AndroidCnblogs/blob/master/res/drawable-hdpi/ic_launcher.png");
138         }
139 
140         intent.putExtra("title", newsEntry.getNewsTitle());
141         intent.putExtra("sourceName", newsEntry.getSourceName());
142         intent.putExtra("published",
143                 AppUtils.parseDateToString(newsEntry.getPublishedDate()));
144         intent.putExtra("id", newsEntry.getNewsId());
145 
146         context.startActivity(intent);
147     }
148 
149     private void viewAuthor() {
150 
151         new Thread(new Runnable() {
152 
153             @Override
154             public void run() {
155                 String authorName = blogEntry.getAuthorName();
156                 String path = Config.SEARCH_AUTHOR_BY_NAME;
157                 Log.i("SearchActivity", "textAuthor:" + authorName);
158                 try {
159                     authorName = URLEncoder.encode(authorName, "utf-8");
160                 } catch (UnsupportedEncodingException e) {
161                     e.printStackTrace();
162                 }
163                 path = path.replace("{TERM}", authorName);
164 
165                 Log.i("SearchActivity", "path:" + path);
166                 List<User> userList = AppUtils.getUserList(path);
167                 User userEntry = userList.get(0);
168 
169                 Intent intent = new Intent(context, UserActivity.class);
170                 intent.putExtra("blogapp", userEntry.getBlogapp());
171                 intent.putExtra("link", userEntry.getUserLink().toString());
172 
173                 if (userEntry.getUserAvatar() != null) {
174                     intent.putExtra("avatar", userEntry.getUserAvatar()
175                             .toString());
176                 } else {
177                     intent.putExtra(
178                             "avatar",
179                             "https://github.com/ZhangTingkuo/AndroidCnblogs/blob/master/res/drawable-hdpi/ic_launcher.png");
180                 }
181 
182                 intent.putExtra("postcount", userEntry.getPostCount());
183                 intent.putExtra("updated",
184                         AppUtils.parseDateToString(userEntry.getUpdatedDate()));
185                 intent.putExtra("title", userEntry.getTitle());
186                 context.startActivity(intent);
187             }
188         }).start();
189     }
190 
191     private void addComment(String string, String type) {
192 
193     }
194 
195     private void viewComment(int id, String type) {
196         Intent intent = new Intent(context, CommentActivity.class);
197         intent.putExtra("id", id);
198         intent.putExtra("type", type);
199         context.startActivity(intent);
200     }
201 }