//或者说直接for
for (int i = 0; i < 20; i++) {
TextView txt = new TextView(this);
txt.setText("第" + i + "条数据");
txt.setBackgroundResource(R.drawable.bg);
ViewGroup.MarginLayoutParams layoutParams = new ViewGroup.MarginLayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
txt.setPadding(30, 30, 30, 30);
layoutParams.setMargins(100, 100, 100, 100);
txt.setLayoutParams(layoutParams);
fl.addView(txt);
}
package com.example.dsover;import android.content.Context;import android.util.AttributeSet;import android.view.View;import android.view.ViewGroup;/*** Created by 红鼻子小黑 on /10/25.*/public class FlowLayout extends ViewGroup {public FlowLayout(Context context) {this(context,null);}public FlowLayout(Context context, AttributeSet attrs) {this(context, attrs,0);}public FlowLayout(Context context, AttributeSet attrs, int defStyleAttr) {super(context, attrs, defStyleAttr);}@Overrideprotected void onLayout(boolean changed, int l, int t, int r, int b) {measureChildren(0,0);int totalWidth = 0;int totalHeight = 0;for (int i = 0 ; i<getChildCount();i++){View view = getChildAt(i);if (totalWidth + view.getMeasuredWidth()>=getMeasuredWidth()){totalWidth = 0;totalHeight += view.getMeasuredHeight();}view.layout(totalWidth,totalHeight,totalWidth+view.getMeasuredWidth(),totalHeight+view.getMeasuredHeight());totalWidth += view.getMeasuredWidth();}}}
//记这先按搜索跳转，布局就是上面的类所写的
package com.example.dsover;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.view.ViewGroup;import android.widget.Button;import android.widget.EditText;import android.widget.TextView;public class LiushiActivity extends AppCompatActivity {private com.example.dsover.FlowLayout flowLayout;private EditText editText;private Button button;private TextView textView;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_liushi);editText = findViewById(R.id.ed_liu);button = findViewById(R.id.btn_liu);flowLayout = findViewById(R.id.lius);button.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View view) {textView = new TextView(LiushiActivity.this);ViewGroup.MarginLayoutParams layoutParams = new ViewGroup.MarginLayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,ViewGroup.LayoutParams.WRAP_CONTENT);textView.setPadding(10, 10, 10, 10);layoutParams.setMargins(100, 100, 100, 100);textView.setLayoutParams(layoutParams);String ed_name = editText.getText().toString();textView.setText(ed_name);flowLayout.addView(textView);}});}}
