android多行标签热点示例

package com.test.mytest.widget;

import java.util.list;

import android.content.context;
import android.os.handler;
import android.util.attributeset;
import android.widget.linearlayout;
import android.widget.textview;

public class mutiplelabellayout extends linearlayout {

 public mutiplelabellayout(context context, attributeset attrs) {
  super(context, attrs);
 }

 public mutiplelabellayout(context context) {
  super(context);
 }

 public mutiplelabellayout(context context, list<string> list) {
  super(context);
  mlist = list;
  mcontext = context;
 }

 @override
 protected void onattachedtowindow() {
  super.onattachedtowindow();
  new handler().postdelayed(new runnable() {

   @override
   public void run() {
    init();
   }
  }, 500);
 }

 private void init() {
  this.setorientation(linearlayout.vertical);
  linearlayout row = new linearlayout(mcontext);
  row.setorientation(linearlayout.horizontal);
  this.addview(row);
  int rowwidth = this.getmeasuredwidth();
  int viewsumwidth = 0;
  for (string label : mlist) {
   textview labelview = new textview(mcontext);
   labelview.settext(label);
   labelview.setpadding(10, 0, 10, 0);
   labelview.setlayoutparams(new layoutparams(
     layoutparams.wrap_content, layoutparams.wrap_content));
   row.addview(labelview);
   labelview.measure(0, 0);
   viewsumwidth += labelview.getmeasuredwidth();
   if (viewsumwidth > rowwidth) {
    row.removeview(labelview);
    row = new linearlayout(mcontext);
    row.setorientation(linearlayout.horizontal);
    this.addview(row);
    row.addview(labelview);
    labelview.measure(0, 0);
    viewsumwidth = labelview.getmeasuredwidth();
   }
   // system.out.println("viewsumwidth: " + viewsumwidth);
   // system.out.println("rowwidth: " + rowwidth);
  }
 }

 private list<string> mlist;
 private context mcontext;

}