能力值:
(RANK:410 )
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2 楼
你是使用RadAsm的资源工程创建的窗口(对话框窗口)吧,这个只须在回调函数里处理WM_HSCROLL(水平滚动条消息)和WM_VSCROLL(垂直滚动条消息)消息就行了,不用ID的,如下例子:
DlgProc proc hDlg, uMsg, wParam, lParam
local xPos,yPos
local sinfo:SCROLLINFO
.if uMsg == WM_SIZE ; 在WM_SIZE消息中初始化滚动条大小和范围
invoke RtlZeroMemory,addr sinfo,sizeof sinfo
mov eax,lParam
mov edx,eax
and eax,0ffffh
shr edx,16
mov xPos,eax
mov yPos,edx
mov sinfo.cbSize,sizeof SCROLLINFO
mov sinfo.fMask,SIF_RANGE or SIF_PAGE
mov sinfo.nMin,0
mov sinfo.nMax,10
mov ecx,50
xor edx,edx
div ecx
mov sinfo.nPage,eax
invoke SetScrollInfo,hDlg,SB_HORZ,addr sinfo,TRUE
mov eax,yPos
mov ecx,50
xor edx,edx
div ecx
mov sinfo.nPage,eax
invoke SetScrollInfo,hDlg,SB_VERT,addr sinfo,TRUE
.elseif uMsg == WM_VSCROLL ; 处理垂直滚动条消息
invoke RtlZeroMemory,addr sinfo,sizeof sinfo
mov sinfo.cbSize,sizeof SCROLLINFO
mov sinfo.fMask,SIF_ALL
invoke GetScrollInfo,hDlg,SB_VERT,addr sinfo
push sinfo.nPos
pop yPos
.if WORD ptr [wParam] == SB_TOP
push sinfo.nMin
pop sinfo.nPos
.elseif WORD ptr [wParam] == SB_BOTTOM
push sinfo.nMax
pop sinfo.nPos
.elseif WORD ptr [wParam] == SB_LINEUP
dec sinfo.nPos
.elseif WORD ptr [wParam] == SB_LINEDOWN
inc sinfo.nPos
.elseif WORD ptr [wParam] == SB_PAGEDOWN
mov eax,sinfo.nPage
add sinfo.nPos,eax
.elseif WORD ptr [wParam] == SB_PAGEUP
mov eax,sinfo.nPage
sub sinfo.nPos,eax
.elseif WORD ptr [wParam] == SB_THUMBTRACK
push sinfo.nTrackPos
pop sinfo.nPos
.endif
mov eax,sinfo.nMax
mov edx,sinfo.nMin
.if SDWORD ptr [sinfo.nPos] > eax
push sinfo.nMax
pop sinfo.nPos
.elseif SDWORD ptr [sinfo.nPos] < edx
push sinfo.nMin
pop sinfo.nPos
.endif
invoke SetScrollInfo,hDlg,SB_VERT,addr sinfo,TRUE
.elseif uMsg == WM_HSCROLL ; 处理水平滚动条消息
invoke RtlZeroMemory,addr sinfo,sizeof sinfo
mov sinfo.cbSize,sizeof SCROLLINFO
mov sinfo.fMask,SIF_ALL
invoke GetScrollInfo,hDlg,SB_HORZ,addr sinfo
push sinfo.nPos
pop yPos
.if WORD ptr [wParam] == SB_TOP
push sinfo.nMin
pop sinfo.nPos
.elseif WORD ptr [wParam] == SB_BOTTOM
push sinfo.nMax
pop sinfo.nPos
.elseif WORD ptr [wParam] == SB_LINEUP
dec sinfo.nPos
.elseif WORD ptr [wParam] == SB_LINEDOWN
inc sinfo.nPos
.elseif WORD ptr [wParam] == SB_PAGEDOWN
mov eax,sinfo.nPage
add sinfo.nPos,eax
.elseif WORD ptr [wParam] == SB_PAGEUP
mov eax,sinfo.nPage
sub sinfo.nPos,eax
.elseif WORD ptr [wParam] == SB_THUMBTRACK
push sinfo.nTrackPos
pop sinfo.nPos
.endif
mov eax,sinfo.nMax
mov edx,sinfo.nMin
.if SDWORD ptr [sinfo.nPos] > eax
push sinfo.nMax
pop sinfo.nPos
.elseif SDWORD ptr [sinfo.nPos] < edx
push sinfo.nMin
pop sinfo.nPos
.endif
invoke SetScrollInfo,hDlg,SB_HORZ,addr sinfo,TRUE
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