本文实例讲述了Android编程实现在底端显示选项卡的方法。分享给大家供大家参考，具体如下：

1.layout 文件

<?xml version="1.0" encoding="utf-8" ?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:orientation="vertical" android:layout_width="fill_parent"android:layout_height="fill_parent"> <TabHost android:id="@+id/edit_item_tab_host" android:layout_width="fill_parent" android:layout_height="fill_parent"> <LinearLayout android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" android:padding="5dp"> <FrameLayout android:id="@android:id/tabcontent" android:layout_width="fill_parent" android:layout_height="wrap_content" android:padding="5dp" android:layout_weight="1"> <LinearLayout android:id="@+id/widget_layout_Blue" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical"> <RelativeLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingLeft="3px" android:paddingRight="3px"> <LinearLayout android:id="@+id/titleLayout_person_check_road_add" android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> </LinearLayout> <LinearLayout android:id="@+id/layout_person_check_road_add" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_toRightOf="@id/titleLayout_person_check_road_add" android:layout_alignTop="@id/titleLayout_person_check_road_add" android:orientation="vertical"> </LinearLayout> </RelativeLayout> </LinearLayout> <LinearLayout android:id="@+id/widget_layout_red" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical"> <RelativeLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingLeft="3px" android:paddingRight="3px"> <LinearLayout android:id="@+id/titleLayout_person_check_road_add1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> </LinearLayout> <LinearLayout android:id="@+id/layout_person_check_road_add1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_toRightOf="@id/titleLayout_person_check_road_add1" android:layout_alignTop="@id/titleLayout_person_check_road_add1" android:orientation="vertical"> </LinearLayout> </RelativeLayout></LinearLayout><LinearLayout android:id="@+id/widget_layout_green"android:layout_width="fill_parent" android:layout_height="fill_parent"android:orientation="vertical"> <RelativeLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingLeft="3px" android:paddingRight="3px"> <LinearLayout android:id="@+id/titleLayout_person_check_road_add2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> </LinearLayout> <LinearLayout android:id="@+id/layout_person_check_road_add2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_toRightOf="@id/titleLayout_person_check_road_add2" android:layout_alignTop="@id/titleLayout_person_check_road_add2" android:orientation="vertical"> </LinearLayout> </RelativeLayout></LinearLayout><LinearLayout android:id="@+id/widget_layout_yellow"android:layout_width="fill_parent" android:layout_height="fill_parent"android:orientation="vertical"> <RelativeLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingLeft="3px" android:paddingRight="3px"> <LinearLayout android:id="@+id/titleLayout_person_check_road_add3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> </LinearLayout> <LinearLayout android:id="@+id/layout_person_check_road_add3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_toRightOf="@id/titleLayout_person_check_road_add3" android:layout_alignTop="@id/titleLayout_person_check_road_add3" android:orientation="vertical"> </LinearLayout> </RelativeLayout></LinearLayout></FrameLayout><TabWidget android:id="@android:id/tabs"android:layout_width="fill_parent" android:layout_height="wrap_content"android:layout_weight="0" /> </LinearLayout></TabHost></LinearLayout>

2.Java 文件

import android.app.ActivityGroup;import android.graphics.Color;import android.os.Bundle;import android.widget.EditText;import android.widget.LinearLayout;import android.widget.LinearLayout.LayoutParams;import android.widget.TabHost;import android.widget.TextView;public class TabBottom extends ActivityGroup { public static TabHost myTabhost; private LayoutParams title_params = new LayoutParams(120, 50); private LayoutParams content_params = new LayoutParams(158, 50); private LinearLayout titleLayout, showViewLayout, titleLayout1, showViewLayout1, titleLayout2, showViewLayout2, titleLayout3, showViewLayout3; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.bottomtab); myTabhost = (TabHost) findViewById(R.id.edit_item_tab_host); myTabhost.setup(this.getLocalActivityManager()); titleLayout = (LinearLayout) findViewById(R.id.titleLayout_person_check_road_add); showViewLayout = (LinearLayout) findViewById(R.id.layout_person_check_road_add); titleLayout1 = (LinearLayout) findViewById(R.id.titleLayout_person_check_road_add1); showViewLayout1 = (LinearLayout) findViewById(R.id.layout_person_check_road_add1); titleLayout2 = (LinearLayout) findViewById(R.id.titleLayout_person_check_road_add2); showViewLayout2 = (LinearLayout) findViewById(R.id.layout_person_check_road_add2); titleLayout3 = (LinearLayout) findViewById(R.id.titleLayout_person_check_road_add3); showViewLayout3 = (LinearLayout) findViewById(R.id.layout_person_check_road_add3); myTabhost.addTab(myTabhost .newTabSpec("One") .setIndicator("收件箱", getResources().getDrawable(R.drawable.icon)) .setContent(R.id.widget_layout_Blue)); myTabhost.addTab(myTabhost .newTabSpec("Two") .setIndicator("发件箱", getResources().getDrawable(R.drawable.icon)) .setContent(R.id.widget_layout_green)); myTabhost.addTab(myTabhost .newTabSpec("Three") .setIndicator("垃圾箱", getResources().getDrawable(R.drawable.icon)) .setContent(R.id.widget_layout_red)); myTabhost.addTab(myTabhost .newTabSpec("Four") .setIndicator("发送", getResources().getDrawable(R.drawable.icon)) .setContent(R.id.widget_layout_yellow)); showInLayout(); showInLayout1(); showInLayout2(); showInLayout3(); } /* * 填充第一个选项卡页面 */ private void showInLayout() { for (int i = 0; i < 10; i++) { String condName = "名称显示1"; TextView tv = new TextView(this); tv.setTextColor(Color.WHITE); tv.setTextSize(16); tv.setLayoutParams(title_params); tv.setText(condName + ":"); titleLayout.addView(tv); EditText tv1 = new EditText(this); tv1.setTextSize(16); tv1.setLayoutParams(content_params); tv1.setText(condName); showViewLayout.addView(tv1); } } private void showInLayout1() { for (int i = 0; i < 10; i++) { String condName = "名称显示2"; TextView tv = new TextView(this); tv.setTextColor(Color.WHITE); tv.setTextSize(16); tv.setLayoutParams(title_params); tv.setText(condName + ":"); titleLayout1.addView(tv); TextView tv1 = new TextView(this); tv1.setTextColor(Color.WHITE); tv1.setTextSize(16); tv1.setLayoutParams(content_params); tv1.setText(condName + ":"); showViewLayout1.addView(tv1); } } private void showInLayout2() { for (int i = 0; i < 10; i++) { String condName = "名称显示3"; TextView tv = new TextView(this); tv.setTextColor(Color.WHITE); tv.setTextSize(16); tv.setLayoutParams(title_params); tv.setText(condName + ":"); titleLayout2.addView(tv); TextView tv1 = new TextView(this); tv1.setTextColor(Color.WHITE); tv1.setTextSize(16); tv1.setLayoutParams(content_params); tv1.setText(condName + ":"); showViewLayout2.addView(tv1); } } private void showInLayout3() { for (int i = 0; i < 10; i++) { String condName = "名称显示4"; TextView tv = new TextView(this); tv.setTextColor(Color.WHITE); tv.setTextSize(16); tv.setLayoutParams(title_params); tv.setText(condName + ":"); titleLayout3.addView(tv); TextView tv1 = new TextView(this); tv1.setTextColor(Color.WHITE); tv1.setTextSize(16); tv1.setLayoutParams(content_params); tv1.setText(condName + ":"); showViewLayout3.addView(tv1); } }}

效果如下：

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希望本文所述对大家Android程序设计有所帮助。