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Android ListView 下拉刷新 上拉更多[实例].pdf

发布:2017-05-27约7.65千字共4页下载文档
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今天得需求是做listview+上下拉动在header和footer显示progressdialog,但不影响用户操作 直接上代码,我已经加上注释了,自己看。 package com.stay.main; import .HttpURLConnection; import java.util.ArrayList; import java.util.HashMap; import org.json.JSONObject; import android.app.Activity; import android.app.ProgressDialog; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.os.Handler; import android.os.HandlerThread; import android.os.Looper; import android.os.Message; import android.view.LayoutInflater; import android.view.View; import android.widget.AbsListView; import android.widget.AbsListView.OnScrollListener; import android.widget.Button; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.RelativeLayout; import android.widget.TextView; import com.stay.wifi.R; /** * @author Stay * 动态加载listview数据,上拉 刷新,下拉 更多 */ public class ListViewActivity extends Activity implements OnScrollListener { private static final int LOAD 0; private static final int ERROR 0; private static final int MEMBER 1; private static final int LOADED 2; private static final int DIALOG 3; private static final int FULL 4; private NearbyAdapter adapter; private ListView nearby_lv; private RelativeLayout nearby_lv_header; private Button list_bottom_btn; private LinearLayout list_bottom_linear; private TextView bottom_progress_text; private RelativeLayout nearby_lv_footer; private Button list_header_btn; private LinearLayout list_header_linear; private TextView heard_progress_text; private ArrayListJSONObject nearby_data new ArrayListJSONObject(); private int lastItem; private HashMapString, Drawable imageCache; private com.stay.main.ListViewActivity.MyHandler myHandler; private ProgressDialog dialog; private int curPage 1; private boolean isMember false; private int firstI
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