关于View的MyLayoutExtInnerCategory里的一个疑惑 about mylinearlayout HOT 4 CLOSED

UIView *v1 = [self createView:[CFTool color:5] title:@"A"];
    v1.myHeight = 100;
    [v1 fetchLayoutSizeClass:MySizeClass_Landscape].myWidth = 100;
    [self.testLayout addSubview:v1];
   
    UIView *v2 = [self createView:[CFTool color:6] title:@"B"];
    v2.myHeight = 50;
    [v2 fetchLayoutSizeClass:MySizeClass_Landscape].myWidth = 50;
    [self.testLayout addSubview:v2];

    UIView *v3 = [self createView:[CFTool color:7] title:@"C"];
    [v3 fetchLayoutSizeClass:MySizeClass_Landscape].myWidth = 70;
    v3.myHeight = 70;
    [self.testLayout addSubview:v3];