Android入门之TabHost与TabWidget实例解析

<&＃63;xml version="1.0" encoding="utf-8"&＃63;>

  

  

package com.testTab;
import android.app.TabActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TabHost;
import android.widget.TabHost.TabSpec;
public class testTab extends TabActivity {//基于TabActivity构建
 
 Button btnTab1,btnTab2;
 EditText edtTab1,edtTab2;
  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    
    TabHost tabs = getTabHost();
    //设置Tab1
    TabSpec tab1 = tabs.newTabSpec("tab1");
    tab1.setIndicator("tab1");   // 设置tab1的名称
    tab1.setContent(R.id.Tab1);  // 关联控件
    tabs.addTab(tab1);        // 添加tab1
    
    btnTab1=(Button)this.findViewById(R.id.btnTab1);
    edtTab1=(EditText)this.findViewById(R.id.edtTab1);
    btnTab1.setOnClickListener(new ClickEvent());
    
    //设置Tab2
    TabSpec tab2 = tabs.newTabSpec("tab2");
    tab2.setIndicator("tab2");   
    tab2.setContent(R.id.Tab2);  
    tabs.addTab(tab2);        
    
    btnTab2=(Button)this.findViewById(R.id.btnTab2);
    edtTab2=(EditText)this.findViewById(R.id.edtTab2);
    btnTab2.setOnClickListener(new ClickEvent());
    
    tabs.setCurrentTab(0);
  }
  
  class ClickEvent implements View.OnClickListener {
 @Override
 public void onClick(View v) {
  if(v==btnTab1)
  {
  edtTab1.setText("tab1");
  }
  else if(v==btnTab2)
  {
  edtTab2.setText("tab2");
  }
 }
  
  }
}