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minor change

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This commit is contained in:
Jinhao 2016-06-28 21:21:47 +08:00
parent 9bb6d1628b
commit b32afa282c
1 changed files with 4 additions and 2 deletions
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6
source/gui/basis.cpp
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@ -40,8 +40,10 @@ mouse_wheel::mouse_wheel()
{
#if defined(NANA_WINDOWS)
// https://msdn.microsoft.com/en-us/library/ms997498.aspx
#define SPI_SETWHEELSCROLLCHARS 0x006D
#define SPI_GETWHEELSCROLLCHARS 0x006C
//#define SPI_SETWHEELSCROLLCHARS 0x006D
# ifndef SPI_GETWHEELSCROLLCHARS
# define SPI_GETWHEELSCROLLCHARS 0x006C
# endif
::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0, &lines, 0);
::SystemParametersInfo(SPI_GETWHEELSCROLLCHARS, 0, &characters, 0);
#endif