獲取高度和寬度

RelativeLayout  r = (RelativeLayout ) findViewById(...);

r.getLayoutParams().height

r.getLayoutParams().width

設定高度和寬度

RelativeLayout.LayoutParams param = new RelativeLayout.LayoutParams(Width,Height);

param.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, 1);
LayoutId.setLayoutParams(param);

設定一組

ViewGroup.MarginLayoutParams params = new ViewGroup.MarginLayoutParams( Width,Height);

RelativeLayout.LayoutParams param1 = new RelativeLayout.LayoutParams(params);
param1.addRule(RelativeLayout.CENTER_VERTICAL, 1);
btn1.setLayoutParams(param1);

 RelativeLayout.LayoutParams param2 = new RelativeLayout.LayoutParams(params);
 param2.addRule(RelativeLayout.CENTER_VERTICAL, 1);
 param2.addRule(RelativeLayout.RIGHT_OF, R.id.function_news);

btn2.setLayoutParams(param2);

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