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图书管理系统

Android手机应用开发

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  • 开发语言:C/C++
  • 实例大小:8.86M
  • 下载次数:82
  • 浏览次数:1023
  • 发布时间:2015-08-03
  • 实例类别:Android手机应用开发
  • 发 布 人:芊芊小草1
  • 文件格式:.zip
  • 所需积分:2
 相关标签: 系统 管理

实例介绍

【实例简介】客户端为android java代码,服务端为php语言实现,有sql文件

【实例截图】

【核心代码】

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package cn.gdou.edu;
 
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
 
import cn.gdou.edu.data.SearchBook;
import cn.gdou.edu.net.JsoupUtils;
import cn.gdou.edu.net.LibAPI;
 
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;
 
public class SearchActivity extends BaseActivity {
 
    private ListView list;
    private EditText search_edit;
    private LibAPI lib;
    private ProgressDialog mypDialog;
    private List<Map<String, String>> datelist;
    private Button top_back;
    private Button next;
    private Button pre;
    private TextView sum_number;
    private TextView page_number;
    private double sum = 0;
    private int n = 1;
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.search);
 
        sum_number = (TextView) findViewById(R.id.sum_number);
        page_number = (TextView) findViewById(R.id.page_number);
 
        next = (Button) findViewById(R.id.next);
        pre = (Button) findViewById(R.id.pre);
 
        mypDialog = new ProgressDialog(SearchActivity.this);
        mypDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
        mypDialog.setTitle("搜索");
        mypDialog.setMessage("正在查找...");
        mypDialog.setIndeterminate(false);
 
        top_back = (Button) findViewById(R.id.top_back);
        // 下一页
        next.setOnClickListener(new OnClickListener() {
            public void onClick(View v) {
                if (n >= Math.ceil(sum / 20)) {
                    return;
                }
                loadBookInfo load = new loadBookInfo();
                load.execute(search_edit.getText().toString().trim(),
                        new String("next"));
            }
        });
        // 前一页
        pre.setOnClickListener(new OnClickListener() {
 
            public void onClick(View v) {
                if (n <= 1) {
                    return;
                }
                loadBookInfo load = new loadBookInfo();
                load.execute(search_edit.getText().toString().trim(),
                        new String("next"), new String("pre"));
            }
        });
        list = (ListView) findViewById(R.id.search_section_list);
        search = (ImageButton) findViewById(R.id.search);
        search_edit = (EditText) findViewById(R.id.search_edit);
        search.setOnClickListener(new OnClickListener() {
 
            public void onClick(View v) {
                loadBookInfo load = new loadBookInfo();
                load.execute(search_edit.getText().toString().trim());
                // lib=new LibAPI();
                // lib.searchBook("ANYWORDS",
                // search_edit.getText().toString().trim());
            }
        });
    }
 
    class loadBookInfo extends AsyncTask<String, ListView, List<SearchBook>> {
 
        @Override
        protected void onPreExecute() {
            InputMethodManager im = (InputMethodManager) getSystemService(getApplicationContext().INPUT_METHOD_SERVICE);
            im.hideSoftInputFromWindow(getCurrentFocus()
                    .getApplicationWindowToken(),
                    InputMethodManager.HIDE_NOT_ALWAYS);
            // getWindow().addFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
            mypDialog.show();
            super.onPreExecute();
        }
 
        @Override
        protected List<SearchBook> doInBackground(String... params) {
            lib = new LibAPI();
            System.out.println("length:"   params.length);
            if (params.length == 3) {
                n--;
                return lib.searchBook("ANYWORDS", params[0], n);
            }
            if (params.length == 2) {
                n  ;
                return lib.searchBook("ANYWORDS", params[0], n);
            } else {
                return lib.searchBook("ANYWORDS", params[0]);
            }
        }
 
        @Override
        protected void onPostExecute(List<SearchBook> result) {
 
            sum = JsoupUtils.getSearchNumber();
            sum_number.setText((int) sum   "");
            page_number.setText(n   "/"   (int) Math.ceil(sum / 20));
 
            mypDialog.cancel();
            datelist = new ArrayList<Map<String, String>>();
            Iterator<SearchBook> it = result.iterator();
            while (it.hasNext()) {
                Map<String, String> map = new HashMap<String, String>();
                SearchBook book = it.next();
                map.put("title", book.getName());
                map.put("writer", book.getWriter());
                map.put("date", book.getDate());
                map.put("min", book.getMin());
                map.put("max", book.getMax());
                map.put("publish", book.getPublish());
                map.put("system_number", book.getSystemnumber());
                datelist.add(map);
            }
 
            SimpleAdapter adapter = new SimpleAdapter(getApplicationContext(),
                    datelist, R.layout.search_view, new String[] { "title",
                            "writer", "date", "publish", "max", "min",
                            "system_number" }, new int[] { R.id.Title,
                            R.id.writer, R.id.date, R.id.publish, R.id.max,
                            R.id.min, R.id.system_number });
            list.setAdapter(adapter);
            list.setOnItemClickListener(new OnItemClickListener() {
 
                public void onItemClick(AdapterView<?> parent, View view,
                        int position, long id) {
                    Intent intent = new Intent();
                    intent.putExtra("number", ((TextView) view
                            .findViewById(R.id.system_number)).getText());
                    intent.putExtra("bookname", ((TextView) view
                            .findViewById(R.id.Title)).getText());
                    intent.putExtra("date",
                            ((TextView) view.findViewById(R.id.date)).getText());
                    intent.putExtra("publish", ((TextView) view
                            .findViewById(R.id.publish)).getText());
                    intent.setClass(getApplicationContext(),
                            Search_book_info.class);
                    startActivityForResult(intent, RESULT_OK);
                }
            });
            super.onPostExecute(result);
        }
 
    }
 
}

标签: 系统 管理

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