选项卡主机活动示例不适用于Android
为了便于学习,我在Android中制作了一个非常简单的Tab主机演示。这里有记录: 我按照指示的步骤操作,但它不起作用。请帮帮我。我的代码是: TabhostActivity.java选项卡主机活动示例不适用于Android,android,selector,android-tabhost,Android,Selector,Android Tabhost,为了便于学习,我在Android中制作了一个非常简单的Tab主机演示。这里有记录: 我按照指示的步骤操作,但它不起作用。请帮帮我。我的代码是: TabhostActivity.java package com.example.tabhostdemo; import android.os.Bundle; import android.app.Activity; import android.app.TabActivity; import android.content.Intent; imp
package com.example.tabhostdemo;
import android.os.Bundle;
import android.app.Activity;
import android.app.TabActivity;
import android.content.Intent;
import android.content.res.Resources;
import android.view.Menu;
import android.widget.TabHost;
public class TabHostActivity extends TabActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tab_host);
Resources res = getResources(); // Resource object to get Drawables
TabHost tabHost = getTabHost(); // The activity TabHost
TabHost.TabSpec spec; // Reusable TabSpec for each tab
Intent intent; // Reusable Intent for each tab
// Create an Intent to launch an Activity for the tab (to be reused)
intent = new Intent().setClass(this, HomeActivity.class);
spec = tabHost.newTabSpec("home")
.setIndicator("HOME", res.getDrawable(R.drawable.home1))
.setContent(intent);
tabHost.addTab(spec);
// Do the same for the other tabs
intent = new Intent().setClass(this, AboutActivity.class);
spec = tabHost.newTabSpec("about")
.setIndicator("ABOUT", res.getDrawable(R.drawable.about1))
.setContent(intent);
tabHost.addTab(spec);
intent = new Intent().setClass(this, ContactActivity.class);
spec = tabHost
.newTabSpec("contact")
.setIndicator("CONTACT",
res.getDrawable(R.drawable.contact1))
.setContent(intent);
tabHost.addTab(spec);
//set tab which one you want open first time 0 or 1 or 2
tabHost.setCurrentTab(0);
}
}
/Drawable/home.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/home1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/home2" />
</selector>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/contact1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/contact2" />
</selector>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/about1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/about2" />
</selector>
/Drawable/contact.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/home1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/home2" />
</selector>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/contact1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/contact2" />
</selector>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/about1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/about2" />
</selector>
/Drawable/about.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/home1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/home2" />
</selector>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/contact1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/contact2" />
</selector>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected -->
<item android:drawable="@drawable/about1"
android:state_selected="true" />
<!-- When not selected-->
<item android:drawable="@drawable/about2" />
</selector>
选项卡活动已被弃用。请切换到片段
选项卡活动已被弃用。请切换到片段
tabhost已被删除请尝试使用碎片tabhost,如
tabhost
未被弃用。它是如何工作的?TabActivity
是去润滑的。好吧…那么还有其他方法吗..我做了同样的例子,一切都很好,尝试同样的例子也许你错过了什么。tabhost是去润滑的,请尝试使用碎片tabhost,比如tabhost
不是不推荐的。怎么不工作?TabActivity
是去润滑的。好吧……还有其他方法吗……我做了同样的例子,一切都很好,尝试同样的例子,也许你遗漏了什么。@Ramji-我现在可以运行我的程序,但无法从中获取图像,可绘制@Ramji-我现在可以运行我的程序,但无法从中获取图像,可绘制。。。!