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Java 单击Android从线性布局中动态获取Id_Java_Android_Android Layout - Fatal编程技术网

Java 单击Android从线性布局中动态获取Id

Java 单击Android从线性布局中动态获取Id,java,android,android-layout,Java,Android,Android Layout,我的活动中有4个LinearLayout我想获得点击布局的id我如何才能获得它??![在此处输入图像描述][1] 查看图像的Url: LinearLayout lt=新的LinearLayout(空) 试着这样做: 1.Xml文件(activity\u main.Xml) 2.Java文件(MainActivity.Java) 公共类MainActivity扩展活动{ 私人线路布置图; @凌驾 创建时受保护的void(Bundle savedInstanceState){ super.onC

我的活动中有4个LinearLayout我想获得点击布局的id我如何才能获得它??![在此处输入图像描述][1]

查看图像的Url:

LinearLayout lt=新的LinearLayout(空)

试着这样做:

1.Xml文件(activity\u main.Xml)


2.Java文件(MainActivity.Java)

公共类MainActivity扩展活动{
私人线路布置图;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
lnrMain=(LinearLayout)findViewById(R.id.lnrMain);

for(inti=1;iYou在代码中编写了它。v.getId()。我不明白这个问题。请查看我链接的图像我有3个线性布局,当我单击它时,我需要每个布局的layoutRegister OnClickListener的id,而不是父布局。我想注册OnClickListener作为父布局,并想获得该特定布局的id,我如何做到这一点?这是不可能的。OnClickListener单击注册视图时会调用回调。我猜它是图片上的绿色区域。它在单击此区域而不是按钮时侦听。
    lt.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            // TODO Auto-generated method stub


                  Toast.makeText(getApplicationContext(), String.valueOf(v.getId()), 
                           Toast.LENGTH_LONG).show();

        }
    });
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/lnrMain"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:gravity="center"/>
public class MainActivity extends Activity {

private LinearLayout lnrMain;
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    lnrMain = (LinearLayout) findViewById(R.id.lnrMain);
    for (int i=1;i<5;i++){
        LinearLayout layout = new LinearLayout(this);
        layout.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT));
        layout.setId(i);
        TextView textView = new TextView(this);
        textView.setText("Linear Layout "+i);
        textView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT));
        layout.addView(textView);
        layout.setTag(i);
        layout.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Toast.makeText(MainActivity.this,"Linear Layout "+view.getTag()+" Is Clicked...",Toast.LENGTH_SHORT).show();
            }
        });
        lnrMain.addView(layout);
    }
  }
}