如何以编程方式更改我的按钮大小？

Question

如何以android上的代码（运行时）以编程方式更改我的按钮大小？

Answer 1

button.setLayoutParams (new LayoutParams(20, LayoutParams.WRAP_CONTENT)

Answer 2

使用以下代码

ViewGroup.LayoutParams params = myButton.getLayoutParams();
//Button new width
params.width = 400;

myButton.setLayoutParams(params);

Answer 3

button.setLayoutParams(new LinearLayout.LayoutParams(YOUR WIDTH, YOUR HEIGHT));

Answer 4

尝试使用LayoutParams

button.setLayoutParams (new LayoutParams(60, LayoutParams.WRAP_CONTENT))