For the grip of a horizontal scroll box also known as the thumb Visualstyleelement . scrollbar . gripperhorizontal成员为水平滚动框也称为滚动块的手柄提供
The resulting value depends on the position of the scroll box , but it is always within the range of the 结果值取决于滚动框的位置，但是该值总是在用户设置的
Property of a scroll bar control when the user clicks the area between the scroll box and scroll arrow 属性决定当用户单击滚动框和滚动箭头之间的区域时滚动条控件的
Event to monitor the movement of the scroll box sometimes referred to as the thumb along the scroll bar 事件来监视滚动框（有时称之为滚动块）沿着滚动条的移动情况。
When the scroll box is at the maximum value , the scroll box moves to the right - most or bottom position 当滚动框的位置值为最大值时，滚动框移到最右端位置或底端位置。
Gets or sets a numeric value that represents the current position of the scroll box on the scroll bar control 获取或设置表示滚动框在滚动条控件中的当前位置的数值。从
Objects for each state of a vertical scroll box also known as the thumb Visualstyleelement . scrollbar . thumbbuttonvertical成员为垂直滚动框也称为滚动块的每种状态提供
Property setting in a scroll bar control when the user clicks the area between the scroll box and scroll arrow 属性决定当用户单击滚动框和滚动箭头之间的区域时滚动条控件的
Objects for each state of a horizontal scroll box also known as the thumb Visualstyleelement . scrollbar . thumbbuttonhorizontal成员为水平滚动框也称为滚动块的每种状态提供
Objects for each state of the vertical scroll box also known as the thumb of a window Visualstyleelement . window . verticalthumb成员为窗口的垂直滚动框（也称为滚动块）的每种状态提供
