TableRow中控制里面控件的大小

TableLayout tblayout = new TableLayout(context);
tblayout.setColumnStretchable(0, true);
LayoutParams tableRowParams = new LayoutParams(
LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT);
TableRow tbrow = new TableRow(context);
tbrow.setLayoutParams(tableRowParams);
tbrow.addView(editText);
Button btn = new Button(context);
btn.setWidth(80);
btn.setText("查询");
tbrow.addView(btn);
tblayout.addView(tbrow);