view 位置

public class WidgetController {      /*      * 获取控件宽      */      public static int getWidth(View view)      {          int w = View.MeasureSpec.makeMeasureSpec(0,View.MeasureSpec.UNSPECIFIED);          int h = View.MeasureSpec.makeMeasureSpec(0,View.MeasureSpec.UNSPECIFIED);          view.measure(w, h);          return (view.getMeasuredWidth());             }      /*      * 获取控件高      */      public static int getHeight(View view)      {          int w = View.MeasureSpec.makeMeasureSpec(0,View.MeasureSpec.UNSPECIFIED);          int h = View.MeasureSpec.makeMeasureSpec(0,View.MeasureSpec.UNSPECIFIED);          view.measure(w, h);          return (view.getMeasuredHeight());             }      /*      * 设置控件所在的位置X，并且不改变宽高，      * X为绝对位置，此时Y可能归0      */      public static void setLayoutX(View view,int x)      {          MarginLayoutParams margin=new MarginLayoutParams(view.getLayoutParams());          margin.setMargins(x,margin.topMargin, x+margin.width, margin.bottomMargin);          RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(margin);          view.setLayoutParams(layoutParams);      }      /*      * 设置控件所在的位置Y，并且不改变宽高，      * Y为绝对位置，此时X可能归0      */      public static void setLayoutY(View view,int y)      {          MarginLayoutParams margin=new MarginLayoutParams(view.getLayoutParams());          margin.setMargins(margin.leftMargin,y, margin.rightMargin, y+margin.height);          RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(margin);          view.setLayoutParams(layoutParams);      }      /*      * 设置控件所在的位置YY，并且不改变宽高，      * XY为绝对位置      */      public static void setLayout(View view,int x,int y)      {          MarginLayoutParams margin=new MarginLayoutParams(view.getLayoutParams());          margin.setMargins(x,y, x+margin.width, y+margin.height);          RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(margin);          view.setLayoutParams(layoutParams);      }  }