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[英]How to open new activity on button click inside TabLayout using Fragments
[英]how to change to a new activity from a button click inside a fragmenttab
嗨,我正在使用一個在標簽內滑動標簽的應用程序,其中有一些按鈕,例如fragmenttab1有Algabra按鈕,當用戶單擊此按鈕時,我想要它,它將它們帶到AlgabraHome.class,我不知道該怎么做幫助將是驚人的!
fragmanttab1.xml:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<Button
android:id="@+id/algabra"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_marginTop="56dp"
android:text="Algabra" />
<Button
android:id="@+id/geomtery"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignRight="@+id/algabra"
android:layout_below="@+id/algabra"
android:layout_marginTop="75dp"
android:text="geomtery" />
</RelativeLayout>
FragmentTab1.java
package com.androidbegin.absviewpagertutorial;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.actionbarsherlock.app.SherlockFragment;
public class FragmentTab1 extends SherlockFragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Get the view from fragmenttab1.xml
View view = inflater.inflate(R.layout.fragmenttab1, container, false);
return view;
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
setUserVisibleHint(true);
}
}
如果您還有其他需要,請告訴我
我是android開發的新手,正在學習,所以請沒有沒有幫助的評論:)
謝謝
這容易! 嘗試這個 !
package com.androidbegin.absviewpagertutorial;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.content.Intent;
import com.actionbarsherlock.app.SherlockFragment;
public class FragmentTab1 extends SherlockFragment {
@Override
private Button btn;
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Get the view from fragmenttab1.xml
View view = inflater.inflate(R.layout.fragmenttab1, container, false);
btn = view.findViewById(R.id.algabra);
btn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(FragmentTab1.this, AlgabraHome.class);
startActivity(intent);
}
return view;
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
setUserVisibleHint(true);
}
}
不要忘記將活動添加到您的AndroidManifest.xml文件中:
<activity
android:name="com.androidbegin.AlgabraHome">
<intent-filter>
<action android:name="android.intent.action.VIEW" />
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</activity>
我不確定是否遺忘了任何內容,我在沒有測試的情況下即時編寫了此代碼,因為我沒有其余的代碼。
請享用 ! 讓我知道是否有效
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