Android学习―动态布局方法总结

 

//绝对布局
AbsoluteLayout abslayout=new AbsoluteLayout (this);
setContentView(abslayout);
Button btn1 = new Button(this);
btn1.setText(”this is a button”);
btn1.setId(1);
AbsoluteLayout.LayoutParams lp1 =
new AbsoluteLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT,0,100);
abslayout.addView(btn1, lp1);
 
//相对布局
RelativeLayout relativeLayout = new RelativeLayout(this);
setContentView(relativeLayout);
AbsoluteLayout abslayout=new AbsoluteLayout (this);
RelativeLayout.LayoutParams lp1 = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
lp1.addRule(RelativeLayout.ALIGN_PARENT_TOP);
lp1.addRule(RelativeLayout.CENTER_HORIZONTAL, RelativeLayout.TRUE);
relativeLayout.addView(abslayout ,lp1);//线性布局
LinearLayout ll = new LinearLayout(this);
EditText et = new EditText();
ll.addView(et);
 
//动态添加布局的方法1.
LinearLayout ll = (LinearLayout)this.getLayoutInflater().inflat(R.layout.main1,null); 
setContentView(ll); 
LinearLayout ll2 = (LinearLayout)this.getLayoutInflater().inflate(R.layout.main2,ll); 
//这样 main2 作为 main1的子布局 加到了 main1的 根节点下

//动态添加布局的方法2 
addView. LinearLayout ll = (LinearLayout)this.getLayoutInflate().inflate(R.layout.main1,null); 
setContentView(ll); 
LinearLayout ll2 = (LinearLayout)this.getLayoutInflater().inflate(R.layout.main2,null); 
ll.addView(ll2);

 

http://blog.sina.com.cn/s/blog_4ac60f270100myjk.html