Android底部标签TabHost框架

package com.api.example.app; import java.util.ArrayList; import java.util.List; import android.content.Intent; import android.os.Bundle; import android.view.LayoutInflater; import android.view.View; import android.widget.TabWidget; import android.widget.TextView; import com.api.R; import com.api.TabHostActivity; /** * <p>整个流程就像使用ListView自定BaseAdapter一样</p> * * <p>如果要自定义TabHostActivity的Theme，并且不想要头部阴影 * 一定要添加这个android:windowContentOverlay = null</p> * * <p>如果想在别的项目里面使用TabHostActivity * 可以项目的属性里面找到Android，然后在Library部分添加这个项目(Api) * <a href="http://www.cnblogs.com/qianxudetianxia/archive/2011/05/01/2030232.html">如何添加</a></p> * */ public class ExampleActivity extends TabHostActivity { List<TabItem> mItems; private LayoutInflater mLayoutInflater; /**在初始化TabWidget前调用 * 和TabWidget有关的必须在这里初始化*/ @Override protected void prepare() { TabItem home = new TabItem( "首页", // title R.drawable.icon_home, // icon R.drawable.example_tab_item_bg, // background new Intent(this, Tab1Activity.class)); // intent TabItem info = new TabItem( "资料", R.drawable.icon_selfinfo, R.drawable.example_tab_item_bg, new Intent(this, Tab2Activity.class)); TabItem msg = new TabItem( "信息", R.drawable.icon_meassage, R.drawable.example_tab_item_bg, new Intent(this, Tab3Activity.class)); TabItem square = new TabItem( "广场", R.drawable.icon_square, R.drawable.example_tab_item_bg, new Intent(this, Tab4Activity.class)); TabItem more = new TabItem( "更多", R.drawable.icon_more, R.drawable.example_tab_item_bg, new Intent(this, Tab5Activity.class)); mItems = new ArrayList<TabItem>(); mItems.add(home); mItems.add(info); mItems.add(msg); mItems.add(square); mItems.add(more); // 设置分割线 TabWidget tabWidget = getTabWidget(); tabWidget.setDividerDrawable(R.drawable.tab_divider); mLayoutInflater = getLayoutInflater(); } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setCurrentTab(0); } /**tab的title，icon，边距设定等等*/ @Override protected void setTabItemTextView(TextView textView, int position) { textView.setPadding(3, 3, 3, 3); textView.setText(mItems.get(position).getTitle()); textView.setBackgroundResource(mItems.get(position).getBg()); textView.setCompoundDrawablesWithIntrinsicBounds(0, mItems.get(position).getIcon(), 0, 0); } /**tab唯一的id*/ @Override protected String getTabItemId(int position) { return mItems.get(position).getTitle(); // 我们使用title来作为id，你也可以自定 } /**点击tab时触发的事件*/ @Override protected Intent getTabItemIntent(int position) { return mItems.get(position).getIntent(); } @Override protected int getTabItemCount() { return mItems.size(); } /**自定义头部文件*/ @Override protected View getTop() { return mLayoutInflater.inflate(R.layout.example_top, null); } }