关于spy++的一些事

eternalch

有一个对话框,上面有一些选项,我用sendmessage发送鼠标点击事件到这些选项上,但是没用.我想用spy++查看下在点击选项时发生了哪些事件.这些是消息的内容
<00001> 000501D0 S WM_NCHITTEST xPos:967 yPos:534
<00002> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00003> 000501D0 S WM_NCHITTEST xPos:967 yPos:534
<00004> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00005> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_MOUSEMOVE
<00006> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00007> 000501D0 P WM_MOUSEMOVE fwKeys:0000 xPos:253 yPos:340
<00008> 000501D0 S WM_NCHITTEST xPos:969 yPos:534
<00009> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00010> 000501D0 S WM_NCHITTEST xPos:969 yPos:534
<00011> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00012> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_MOUSEMOVE
<00013> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00014> 000501D0 P WM_MOUSEMOVE fwKeys:0000 xPos:255 yPos:340
<00015> 000501D0 S WM_NCHITTEST xPos:977 yPos:534
<00016> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00017> 000501D0 S WM_NCHITTEST xPos:977 yPos:534
<00018> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00019> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_MOUSEMOVE
<00020> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00021> 000501D0 P WM_MOUSEMOVE fwKeys:0000 xPos:263 yPos:340
<00022> 000501D0 S WM_NCHITTEST xPos:981 yPos:534
<00023> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00024> 000501D0 S WM_NCHITTEST xPos:981 yPos:534
<00025> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00026> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_MOUSEMOVE
<00027> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00028> 000501D0 P WM_MOUSEMOVE fwKeys:0000 xPos:267 yPos:340
<00029> 000501D0 S WM_NCHITTEST xPos:983 yPos:534
<00030> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00031> 000501D0 S WM_NCHITTEST xPos:983 yPos:534
<00032> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00033> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_MOUSEMOVE
<00034> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00035> 000501D0 P WM_MOUSEMOVE fwKeys:0000 xPos:269 yPos:340
<00036> 000501D0 S WM_NCHITTEST xPos:984 yPos:534
<00037> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00038> 000501D0 S WM_NCHITTEST xPos:984 yPos:534
<00039> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00040> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_MOUSEMOVE
<00041> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00042> 000501D0 P WM_MOUSEMOVE fwKeys:0000 xPos:270 yPos:340
<00043> 000501D0 S WM_NCHITTEST xPos:984 yPos:534
<00044> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00045> 000501D0 S WM_NCHITTEST xPos:984 yPos:534
<00046> 000501D0 R WM_NCHITTEST nHittest:HTCLIENT
<00047> 000501D0 S WM_MOUSEACTIVATE hwndTopLevel:000403BC nHittest:HTCLIENT uMsg:WM_LBUTTONDOWN
<00048> 000501D0 R WM_MOUSEACTIVATE fuActivate:MA_ACTIVATE
<00049> 000501D0 S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_LBUTTONDOWN
<00050> 000501D0 R WM_SETCURSOR fHaltProcessing:True
<00051> 000501D0 P WM_LBUTTONDOWN fwKeys:MK_LBUTTON xPos:270 yPos:340
<00052> 000501D0 P WM_MOUSEMOVE fwKeys:MK_LBUTTON xPos:270 yPos:340
<00053> 000501D0 P CDM_GETFILEPATH
<00054> 000501D0 S WM_CANCELMODE
<00055> 000501D0 S WM_CAPTURECHANGED hwndNewCapture:00000000
<00056> 000501D0 R WM_CAPTURECHANGED
<00057> 000501D0 R WM_CANCELMODE
<00058> 000501D0 S WM_ENABLE fEnable:False
<00059> 000501D0 R WM_ENABLE
<00060> 000501D0 S WM_WINDOWPOSCHANGING lpwp:0012EFE4
<00061> 000501D0 R WM_WINDOWPOSCHANGING
<00062> 000501D0 S WM_NCCALCSIZE fCalcValidRects:True lpncsp:0012EFB8
<00063> 000501D0 R WM_NCCALCSIZE fuValidRect:0000 lpncsp:0012EFB8
<00064> 000501D0 S WM_WINDOWPOSCHANGED lpwp:0012EFE4
<00065> 000501D0 R WM_WINDOWPOSCHANGED
<00066> 000501D0 S WM_CANCELMODE
<00067> 000501D0 R WM_CANCELMODE
<00068> 000501D0 S message:0x0090 [未知] wParam:00000000 lParam:00000000
<00069> 000501D0 R message:0x0090 [未知] lResult:00000000
<00070> 000501D0 S WM_SHOWWINDOW fShow:False fuStatus:0 (ShowWindow 被调用)
<00071> 000501D0 R WM_SHOWWINDOW
<00072> 000501D0 S WM_WINDOWPOSCHANGING lpwp:0012F25C
<00073> 000501D0 R WM_WINDOWPOSCHANGING
<00074> 000501D0 S WM_WINDOWPOSCHANGED lpwp:0012F25C
<00075> 000501D0 R WM_WINDOWPOSCHANGED
<00076> 000501D0 S WM_DESTROY
<00077> 000501D0 R WM_DESTROY
<00078> 000501D0 S WM_NCDESTROY
<00079> 000501D0 R WM_NCDESTROY
我想问一下S WM_SETCURSOR hwnd:000501D0 nHittest:HTCLIENT wMouseMsg:WM_LBUTTONDOWN
这句是什么意思呢