Gets a signed count of the number of detents the mouse wheel has rotated, multiplied by the WHEEL_DELTA constant.

获取鼠标轮已转动的制动器数的有符号计数乘以wheel_delta常数。

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Gets a signed count of the number of detents the mouse wheel has rotated, multiplied by the WHEEL_DELTA constant.

获取鼠标轮已转动的制动器数的有符号计数乘以wheel_delta常数。

youdao