ThemeSearchActivity.java

package com.partynetwork.iparty.theme;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.partynetwork.iparty.R;
import com.partynetwork.iparty.R.color;
import com.lidroid.xutils.ViewUtils;
import com.lidroid.xutils.view.annotation.ViewInject;
import com.lidroid.xutils.view.annotation.event.OnClick;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Color;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;

public class ThemeSearchActivity extends Activity {

	// 返回按钮
	@ViewInject(R.id.menu_head_left)
	LinearLayout backBtn;

	// 顶部切换文本
	@ViewInject(R.id.tab_ishare)
	TextView tv_iShare;
	@ViewInject(R.id.tab_ishare_ll)
	LinearLayout ll_iShare;
	@ViewInject(R.id.tab_ichoose)
	TextView tv_iChoose;
	@ViewInject(R.id.tab_ichoose_ll)
	LinearLayout ll_iChoose;
	@ViewInject(R.id.tab_iparty)
	TextView tv_iParty;
	@ViewInject(R.id.tab_iparty_ll)
	LinearLayout ll_iParty;

	// 查找按钮
	@ViewInject(R.id.search_tv)
	Button tv_search;
	// 查找输入文本框
	@ViewInject(R.id.search_et)
	EditText et_search;
	// ListView
	@ViewInject(R.id.theme_search_list)
	ListView mListView;
	// 无内容显示控件
	@ViewInject(R.id.theme_search_none_ll)
	LinearLayout none;
	// 内容清除按钮
	@ViewInject(R.id.search_clear_iv)
	ImageView clear_btn;

	// 查找的类别
	private int type;

	// 查找到数据的适配器
	private ListAdapter adapter;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.theme_search);
		ViewUtils.inject(this);
		init();
		setListener();
	}

	/**
	 * 初始化数据
	 */
	private void init() {
		Intent intent = getIntent();
		String text = intent.getStringExtra("searchText");
		type = intent.getIntExtra("searchType", 0);
		et_search.setText(text);

		setType(type);
	}

	private void setType(int type) {
		this.type = type;

		ll_iShare.setVisibility(View.INVISIBLE);
		ll_iChoose.setVisibility(View.INVISIBLE);
		ll_iParty.setVisibility(View.INVISIBLE);
		switch (type) {
		case 0:
			ll_iShare.setVisibility(View.VISIBLE);
			break;
		case 1:
			ll_iChoose.setVisibility(View.VISIBLE);
			break;
		case 2:
			ll_iParty.setVisibility(View.VISIBLE);
			break;
		default:
			break;
		}

		adapter = new SimpleAdapter(this, getData(),
				R.layout.theme_search_item, new String[] { "title" },
				new int[] { R.id.theme_search_item_content_tv });
		mListView.setAdapter(adapter);
	}

	// 获取数据源
	// 定义的假数据
	private String[] date1 = new String[] {};
	private String[] date2 = new String[] {};
	private String[] date3 = new String[] {};

	// 获取配对数据
	private List<Map<String, Object>> getData() {
		List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();

		String[] date = null;

		if (type == 0) {
			date = date1;
		} else if (type == 1) {
			date = date2;
		} else {
			date = date3;
		}
		if (date.length == 0) {
			none.setVisibility(View.VISIBLE);
			mListView.setVisibility(View.INVISIBLE);
		} else {
			none.setVisibility(View.INVISIBLE);
			mListView.setVisibility(View.VISIBLE);
		}

		for (int i = 0; i < date.length; i++) {
			Map<String, Object> map = new HashMap<String, Object>();
			map.put("title", date[i]);
			list.add(map);
		}
		return list;
	}

	/**
	 * 设置监听
	 */
	private void setListener() {
		et_search.addTextChangedListener(new TextWatcher() {

			public void onTextChanged(CharSequence arg0, int arg1, int arg2,
					int arg3) {
			}

			public void beforeTextChanged(CharSequence arg0, int arg1,
					int arg2, int arg3) {
			}

			public void afterTextChanged(Editable s) {
				if (0 < s.toString().length()) {
					tv_search.setTextColor(Color.BLACK);
					tv_search
							.setBackgroundResource(R.drawable.stroke_single_select);
					tv_search.setClickable(true);
					clear_btn.setVisibility(View.VISIBLE);
				} else {
					tv_search.setTextColor(color.lightgray);
					tv_search.setBackgroundResource(R.drawable.stroke_single);
					tv_search.setClickable(false);
					clear_btn.setVisibility(View.INVISIBLE);
				}
			}
		});
	}

	@OnClick({ R.id.menu_head_left, R.id.tab_ishare, R.id.tab_ichoose,
			R.id.tab_iparty, R.id.search_clear_iv, R.id.search_tv })
	public void btnClick(View v) {
		switch (v.getId()) {
		case R.id.menu_head_left:
			// 返回
			finish();
			break;
		case R.id.tab_ishare:
			// i分享
			setType(0);
			break;
		case R.id.tab_ichoose:
			setType(1);
			// iChoose
			break;
		case R.id.tab_iparty:
			setType(2);
			// iParty
			break;
		case R.id.search_clear_iv:
			// 清除按钮
			et_search.setText("");
			break;
		case R.id.search_tv:
			// 查找按钮
			break;
		default:
			break;
		}
	}
}