這是MainActivity.java的代碼：com.example.jasonwang.fragmenttest;
android.app.Activity;
android.os.Bundle;
android.view.View;
android.widget.Button;
android.widget.TextView;
MainActivity?Activity?View.OnClickListener?{
????????Button?;
????TextView?;
????onCreate(Bundle?savedInstanceState)?{
????????.onCreate(savedInstanceState);
????????setContentView(R.layout.);
????????=?(Button)?findViewById(R.id.);
????????=?(TextView)?findViewById(R.id.);
????????.setOnClickListener();
????}
????onClick(View?v)?{
???????????.setText();
????}
}這是MainActivity對應(yīng)的xml文件代碼：<>
????</>
????</>
</>這是Fragment1.java文件的代碼：com.example.jasonwang.fragmenttest;
android.os.Bundle;
;
android.view.LayoutInflater;
android.view.View;
android.view.ViewGroup;
Fragment1?android.support.v4.app.Fragment?{
????View?onCreateView(LayoutInflater?inflater,?ViewGroup?container,?Bundle?savedInstanceState)?{
????????View?view=inflater.inflate(R.layout.,container,);
????????view;
????}
}這是Fragment.java對應(yīng)的xml文件的代碼：<>
????</>
</>
不知道為什么程序會運行崩潰，求指教
慕運維8021912
2016-10-30 10:30:07
