如何从文件java全屏显示背景图像？

Question

我想要全屏查看背景图像.我该怎么做？我想从Java代码中设置我的*TableLayout全屏.

tableLayout = new TableLayout(this);
tableLayout.setGravity(Gravity.CENTER); 
tableLayout.setBackgroundResource(R.drawable.lavagna);

Answer 1

tableLayout = new TableLayout(this);
TableLayout.LayoutParams params = new TableLayout.LayoutParams(LayoutParams.FILL_PARENT,LayoutParams.FILL_PARENT);
tableLayout.setGravity(Gravity.CENTER); 
tableLayout.setBackgroundResource(R.drawable.lavagna);
tableLayout.setLayoutParams(params);

尝试上面的代码来设置tablelayout全屏