我怎样才能编程添加一个相对布局,使它与父布局底部对齐,并在相对布局中添加边距或填充?
示例:![enter image description here](https://istack.dev59.com/MEKpw.webp)
示例:
![enter image description here](https://istack.dev59.com/MEKpw.webp)
以下是您可以实现的方法:
// Get the parent layout
RelativeLayout parent = (RelativeLayout) findViewById(R.id.parent);
// Create your custom layout
RelativeLayout relativeLayout = new RelativeLayout(this);
// Create LayoutParams for it // Note 200 200 is width, height in pixels
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(200, 200);
// Align bottom-right, and add bottom-margin
params.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
params.bottomMargin = 100;
relativeLayout.setLayoutParams(params);
relativeLayout.setBackgroundColor(Color.BLUE);
// Add the custom layout to your parent layout
parent.addView(relativeLayout);
RelativeLayout.LayoutParams rlp = (RelativeLayout.LayoutParams) view.getLayoutParams();
// position on right bottom
rlp.addRule(RelativeLayout.ALIGN_PARENT_LEFT, 0);
rlp.addRule(RelativeLayout.ALIGN_PARENT_TOP,0);
rlp.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
rlp.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);