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Java 如何为充气后的每个EditText设置ID?_Java_Android_Android Inflate - Fatal编程技术网

Java 如何为充气后的每个EditText设置ID?

Java 如何为充气后的每个EditText设置ID?,java,android,android-inflate,Java,Android,Android Inflate,我做了这些代码。 每次我点击按钮,一个编辑文本就会在滚动布局中膨胀。 我怎样才能在充气时获得每个编辑文本的ID? 去计算每一个的价值 ScrollView scrollview; LinearLayout linearLayout; LinearLayout.LayoutParams layoutParams; //EditText hello; static int i = 0; @Override protected void onCreate(Bundle savedInstanceS

我做了这些代码。 每次我点击按钮,一个编辑文本就会在滚动布局中膨胀。 我怎样才能在充气时获得每个编辑文本的ID? 去计算每一个的价值

ScrollView scrollview;
LinearLayout  linearLayout;
LinearLayout.LayoutParams layoutParams;
//EditText hello;
static int i = 0;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);



    Button sum_1 = (Button)findViewById(R.id.sum);


    scrollview = (ScrollView)findViewById(R.id.scrollview);
    linearLayout = (LinearLayout)findViewById(R.id.gamehistory);
    Button b = (Button)findViewById(R.id.Button01);
    layoutParams = new LinearLayout.LayoutParams
            (ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);

    b.setOnClickListener(new View.OnClickListener(){


        public void onClick(View v) {



                EditText hello = new EditText(MainActivity.this);

                hello.setText("enter value" + i++);
                linearLayout.addView(hello, layoutParams);

                hello.setId(i++);


        }

    });

您希望向布局添加ID的唯一原因是为了在代码中获得该视图。。在这里,您可以访问编辑文本

将所有编辑文本添加到列表中,然后从列表中使用它们,这样更容易 甚至是EditText[]

b.setOnClickListener(new View.OnClickListener()){
        b.setOnClickListener(new View.OnClickListener(){


        public void onClick(View v) {



                EditText hello = new EditText(MainActivity.this);

                hello.setText("enter value" + i++);
                linearLayout.addView(hello, layoutParams);

                hello.setId(i++);

               hello.setTag("edit");
        }

    });



int childcount = linearLayout.getChildCount();
    for (int i = 0; i < childcount; i++) {
             View v1 = linearLayout.getChildAt(i);
            if(v1.getTag.equls("edit"){

                    System.out.println(v1..getId());
             }

    }
公共void onClick(视图v){ EditText hello=新的EditText(MainActivity.this); hello.setText(“输入值”+i++); linearLayout.addView(您好,布局参数); 你好,setId(i++); hello.setTag(“编辑”); } }); int childcount=linearLayout.getChildCount(); for(int i=0;i
当您在膨胀EditText时,您可以使用setId(int currentId)分配一个ID。当您膨胀它时,这个currentId将是静态值,增加1。thanx,但是childcount是多少?大约,但它在“if(v1.getTag.equals(“编辑”)”行上显示错误消息,因为“v1”你有你的解决方案吗?非常感谢。你对我很有用。我很感激。对不起“投票需要15个声誉”