(droid分享)新浪微博开发系列【五】之显示主页

此为主界面，可能与本系列的第三篇有相似，因为我在此activity中设置了默认的HomeActivity,当中使用了tabHost实现，好了，贴代码，在此说明一下，可能代码里调用一些方法在本篇中没有，但是全部在我的代码里，也不要索取图片，要看全部代码的请移步/article/8913211.html
<?xml version="1.0" encoding="utf-8"?>

<TabHost xmlns:android="http://schemas.android.com/apk/res/android"

android:id="@android:id/tabhost"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:background="@drawable/bg_activitycontent">

<LinearLayout

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:orientation="vertical">

<FrameLayout

android:id="@android:id/tabcontent"

android:layout_width="fill_parent"

android:layout_height="0.0dip"

android:layout_weight="1.0"

/>

<TabWidget

android:id="@android:id/tabs"

android:visibility="gone"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:layout_weight="0.0"

/>

<RadioGroup

android:id="@+id/mainactivitytoolbar"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:orientation="horizontal"

android:background="#BB768e95"

android:layout_gravity="bottom"

android:gravity="center_vertical">

<RadioButton

android:id="@+id/homepage"

android:tag="radiobutton_homePage"

android:layout_marginTop="2.0dip"

android:text="@string/mainActivity_homepage"

android:drawableTop="@drawable/icon_home"

style="@style/main_tab_bottom" />

<RadioButton

android:id="@+id/message"

android:tag="radiobutton_message"

android:layout_marginTop="2.0dip"

android:text="@string/mainActivity_message"

android:drawableTop="@drawable/icon_message"

style="@style/main_tab_bottom" />

<RadioButton

android:id="@+id/goodfrends"

android:tag="radiobutton_selfinfo"

android:layout_marginTop="2.0dip"

android:text="@string/mainActivity_goodfrends"

android:drawableTop="@drawable/icon_goodfrends"

style="@style/main_tab_bottom" />

<RadioButton

android:id="@+id/search"

android:tag="radiobutton_search"

android:layout_marginTop="2.0dip"

android:text="@string/mainActivity_search"

android:drawableTop="@drawable/icon_search"

style="@style/main_tab_bottom" />

<RadioButton

android:id="@+id/more"

android:tag="radiobutton_more"

android:layout_marginTop="2.0dip"

android:text="@string/mainActivity_more"

android:drawableTop="@drawable/icon_more"

style="@style/main_tab_bottom"/>

</RadioGroup>

</LinearLayout>

</TabHost>



package com.czu.sinaweibo;

import com.czu.sinaweibo.R;

import android.app.TabActivity;

import android.content.Intent;

import android.os.Bundle;

import android.view.Window;

import android.widget.RadioGroup;

import android.widget.TabHost;

public class MainActivity extends TabActivity {

private TabHost tabHost = null;

private RadioGroup radioGroup = null;

private static final String TAB_HOME = "tab_home";

private static final String TAB_MESSAGE = "tab_message";

private static final String TAB_GOODFRENDS = "tab_selfgoodfrends";

private static final String TAB_SEARCH = "tab_search";

private static final String TAB_MORE = "tab_more";

/** Called when the activity is first created. */

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

this.requestWindowFeature(Window.FEATURE_NO_TITLE);

setContentView(R.layout.main_activity);

tabHost = getTabHost();

radioGroup = (RadioGroup) this.findViewById(R.id.mainactivitytoolbar);

tabHost.addTab(tabHost.newTabSpec(TAB_HOME).setIndicator(TAB_HOME)

.setContent(new Intent(MainActivity.this, HomeActivity.class)));

tabHost.addTab(tabHost

.newTabSpec(TAB_MESSAGE)

.setIndicator(TAB_MESSAGE)

.setContent(

new Intent(MainActivity.this, MessageActivity.class)));

tabHost.addTab(tabHost

.newTabSpec(TAB_GOODFRENDS)

.setIndicator(TAB_GOODFRENDS)

.setContent(

new Intent(MainActivity.this, GoodFrendsActivity.class)));

tabHost.addTab(tabHost.newTabSpec(TAB_SEARCH).setIndicator(TAB_SEARCH)

.setContent(new Intent(MainActivity.this, FindActivity.class)));

tabHost.addTab(tabHost.newTabSpec(TAB_MORE).setIndicator(TAB_MORE)

.setContent(new Intent(MainActivity.this, MoreActivity.class)));

tabHost.setCurrentTab(0);

radioGroup

.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {

@Override

public void onCheckedChanged(RadioGroup group, int checkedId) {

switch (checkedId) {

case R.id.homepage:

tabHost.setCurrentTabByTag(TAB_HOME);

break;

case R.id.message:

tabHost.setCurrentTabByTag(TAB_MESSAGE);

break;

case R.id.goodfrends:

tabHost.setCurrentTabByTag(TAB_GOODFRENDS);

break;

case R.id.search:

tabHost.setCurrentTabByTag(TAB_SEARCH);

break;

case R.id.more:

tabHost.setCurrentTabByTag(TAB_MORE);

break;

default:

break;

}

}

});

}

}