#define TAG_0 "MB100"
// WINCC:TAGNAME_SECTION_END

// WINCC:PICNAME_SECTION_START
// syntax: #define PicNameInAction "PictureName"
// next PicID : 1
// WINCC:PICNAME_SECTION_END

DWORD dwHelp1,dwHelp2;

dwHelp1=GetTagByteWait(TAG_0);
dwHelp2=dwHelp132;
SetTagByteWait(TAG_0,(BYTE)dwHelp2);

这段是鼠标左键的C动作，是把哪个变量赋值为什么了呢？谢谢！