UIButton vertical arrangement + two intervals

-(void) layoutsubviews {    [super layoutsubviews];    /*         super view frame     47:317 ---------------     | |      |      |23:46|imgView     |     | --------------    |     | |     |         |  |      | |  46        |  |     |--|--23  . Center |  |     *///    // center image     CGRect rect = self.imageView.frame;     rect.size.height=20;    rect.size.width=20;    //fixed layer height and width, avoid offset, see your project image size     self.imageView.frame = rect;     cgpoint center = self.imageview.center;    cgrect  newFrame = [self titleLabel].frame;    center.x =  self.frame.size.width/2;    center.y = self.frame.size.height/2 -  newframe.size.height/2;    self.imageview.center = center;         //Center text    newFrame.origin.x =  The left distance of the self.imageview.frame.size.width/2 + _spacing/2;    //↑ text box is the width of the   icon/2  +  interval distance/2, because the default layout picture is left, the text is in the right     newFrame.origin.y =  self.imageview.frame.size.height + self.imageview.frame.origin.y + _spacing;     //↑ the top distance of the text box is the y-coordinate of the   icon + the height of the picture itself + distance     newframe.size.width = self.frame.size.width;    self.titlelabel.frame  = newframe;}

Overriding the Layoutsubviews method in inheriting from the UIButton class

UIButton vertical arrangement + two intervals