/*************************************************
Function: OnMouseWheel
Desc:
Input:
Return: SUCCESS 成功
FAIL 失败
**************************************************/
BOOL CDialogSetting::OnMouseWheel(UINT nFlags, short zDelta, CPoint pt)
{
// TODO: Add your message handler code here and/or call default
if(zDelta < 0)
{
OnVScroll(SB_LINEDOWN, GetScrollPos(SB_VERT), GetScrollBarCtrl(SB_VERT));
}
else if (zDelta > 0)
{
OnVScroll(SB_LINEUP, GetScrollPos(SB_VERT), GetScrollBarCtrl(SB_VERT));
}
return CDialog::OnMouseWheel(nFlags, zDelta, pt);
}
BOOL CScrollWnd::OnScrollBy(CSize sizeScroll, BOOL bDoScroll)
{
int xOrig, x;
int yOrig, y;
// don't scroll if there is no valid scroll range (ie. no scroll bar)
CScrollBar* pBar;
DWORD dwStyle = GetStyle();
pBar = GetScrollBarCtrl(SB_VERT);
if ((pBar != NULL && !pBar->IsWindowEnabled()) ||
(pBar == NULL && !(dwStyle & WS_VSCROLL)))
{
// vertical scroll bar not enabled
sizeScroll.cy = 0;
}
pBar = GetScrollBarCtrl(SB_HORZ);
if ((pBar != NULL && !pBar->IsWindowEnabled()) ||
(pBar == NULL && !(dwStyle & WS_HSCROLL)))
{
// horizontal scroll bar not enabled
sizeScroll.cx = 0;
}
// adjust current x position
xOrig = x = GetScrollPos(SB_HORZ);
int xMax = GetScrollLimit(SB_HORZ);
x += sizeScroll.cx;
if (x < 0)
x = 0;
else if (x > xMax)
x = xMax;
// adjust current y position
yOrig = y = GetScrollPos(SB_VERT);
int yMax = GetScrollLimit(SB_VERT);
y += sizeScroll.cy;
if (y < 0)
y = 0;
else if (y > yMax)
y = yMax;
// did anything change?
if (x == xOrig && y == yOrig)
return FALSE;
if (bDoScroll)
{
// do scroll and update scroll positions
ScrollWindow(-(x-xOrig), -(y-yOrig));
//Invalidate();
if (x != xOrig)
SetScrollPos(SB_HORZ, x);
if (y != yOrig)
SetScrollPos(SB_VERT, y);
}
return TRUE;
}
//---------------------------------------------------------------------
void CBMRegEditView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
switch (nChar) {
case VK_TAB: NextView(); break;
case VK_HOME: OnVScroll(SB_TOP, 0, GetScrollBarCtrl(SB_VERT)); break;
case VK_END: OnVScroll(SB_BOTTOM, 0, GetScrollBarCtrl(SB_VERT)); break;
case VK_UP: if (GetActReg()!=0) ChangeSelectionNextRow(FALSE); break;
case VK_DOWN: if (GetActReg()<GetRowCount()-1) ChangeSelectionNextRow(TRUE); break;
case VK_PRIOR: OnVScroll(SB_PAGEUP, 0, GetScrollBarCtrl(SB_VERT)); break;
case VK_NEXT: OnVScroll(SB_PAGEDOWN,0, GetScrollBarCtrl(SB_VERT)); break;
default: CScrollView::OnKeyDown(nChar, nRepCnt, nFlags);
}
}
//------------------------------------------------------------
// Overrides of CView and CBrView
void CBMView::OnUpdate(CView*, LPARAM lHint, CObject* pHint)
{ if (pHint!=NULL && theApp.m_nActiveFrame!=DBVIEW) return;
if ( pHint != NULL && pHint->IsKindOf(RUNTIME_CLASS(CScriptDoc))) return;
UpdateScrollSizes(); Invalidate();
if (theApp.m_nActiveFrame==DBVIEW) {
if (theApp.CurrentTask&NEW_SAMPLE) OnVScroll(SB_BOTTOM,0,GetScrollBarCtrl(SB_VERT));
}
}
BOOL ServerOpts2::OnInitDialog()
{
CSubDlg::OnInitDialog();
// TODO: Add extra initialization here
CScrollBar* pScrollBar = GetScrollBarCtrl(SB_VERT);
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
void CScrollWnd::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
if (pScrollBar != NULL && pScrollBar->SendChildNotifyLastMsg())
return; // eat it
// ignore scroll bar msgs from other controls
if (pScrollBar != GetScrollBarCtrl(SB_VERT))
return;
OnScroll(MAKEWORD(-1, nSBCode), nPos);
}
void CScrollWnd::GetScrollBarSizes(CSize& sizeSb)
{
sizeSb.cx = sizeSb.cy = 0;
DWORD dwStyle = GetStyle();
if (GetScrollBarCtrl(SB_VERT) == NULL)
{
// vert scrollbars will impact client area of this window
sizeSb.cx = GetSystemMetrics(SM_CXVSCROLL);
if (dwStyle & WS_BORDER)
sizeSb.cx -= GetSystemMetrics(SM_CXBORDER);
}
if (GetScrollBarCtrl(SB_HORZ) == NULL)
{
// horz scrollbars will impact client area of this window
sizeSb.cy = GetSystemMetrics(SM_CYHSCROLL);
if (dwStyle & WS_BORDER)
sizeSb.cy -= GetSystemMetrics(SM_CYBORDER);
}
}
void CXTPPropertyPage::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
if (pScrollBar != NULL && pScrollBar->SendChildNotifyLastMsg())
return; // eat it
// ignore scroll bar msgs from other controls
if (pScrollBar != GetScrollBarCtrl(SB_HORZ))
return;
OnScroll(MAKEWORD(nSBCode, -1), nPos);
}
void CScrollView::OnVScroll( UINT nSBCode, UINT nPos, CScrollBar *pScrollBar )
/****************************************************************************/
{
if( pScrollBar == NULL || !pScrollBar->SendChildNotifyLastMsg() ) {
if( pScrollBar == GetScrollBarCtrl( SB_VERT ) ) {
OnScroll( MAKEWORD( 0xFF, nSBCode ), nPos );
} else {
Default();
}
}
}
void CCharSymbolSelectListBox::ReSetScorll(long lRow)
{
CWnd* pScroll = GetScrollBarCtrl(SB_VERT);
if (pScroll)
{
SetScrollRange (SB_VERT, 0, lRow);
int selectRow = m_lNewSelectId / NUMSYMBOLPERROW;
SetScrollPos (SB_VERT, selectRow);
}
}
void CXDialog::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
// TODO: Add your message handler code here and/or call default
if (pScrollBar != NULL && pScrollBar->SendChildNotifyLastMsg())
return; // eat it
// ignore scroll bar msgs from other controls
if (pScrollBar != GetScrollBarCtrl(SB_HORZ))
return;
OnScroll(MAKEWORD(nSBCode, -1), nPos);
//CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}
void EventSheetEditor::PreviousBookmark()
{
bool found = false;
bool found_first = false;
bool found_vis = false;
bool down = false;
int y = 0;
bool closed = false;
for(int a = m_pEventList->size()-1; a >= 0 ; a--)
{
FindBookmarkEvent(m_pEventList->at(a), found, found_first, found_vis, down, y, closed);
if(found)
a = 0;
}
if(!found)
y = 0;
if(y > GetScrollBarCtrl(1)->GetScrollLimit())
y = GetScrollBarCtrl(1)->GetScrollLimit();
SetScrollPos(1,y, true);
Invalidate();
}
BOOL CCellView::OnMouseWheel(UINT, short zDelta, CPoint)
{
UINT nScrollCode=((zDelta<0)?SB_LINEDOWN:SB_LINEUP);
LPARAM lParam=(LPARAM)GetScrollBarCtrl(SB_VERT)->GetSafeHwnd();
if(lParam){
for(int i=0;i<abs(zDelta)/WHEEL_DELTA;i++){
CConfigTool::GetControlView()->SendMessage(WM_VSCROLL,MAKEWPARAM(nScrollCode,0),lParam);
Sync();
}
}
return TRUE;
}
BOOL CXTPPropertyPage::DoMouseWheel(UINT fFlags, short zDelta, CPoint point)
{
UNUSED_ALWAYS(point);
UNUSED_ALWAYS(fFlags);
// if we have a vertical scroll bar, the wheel scrolls that
// if we have _only_ a horizontal scroll bar, the wheel scrolls that
// otherwise, don't do any work at all
DWORD dwStyle = GetStyle();
CScrollBar* pBar = GetScrollBarCtrl(SB_VERT);
BOOL bHasVertBar = ((pBar != NULL) && pBar->IsWindowEnabled()) ||
(dwStyle & WS_VSCROLL);
pBar = GetScrollBarCtrl(SB_HORZ);
BOOL bHasHorzBar = ((pBar != NULL) && pBar->IsWindowEnabled()) ||
(dwStyle & WS_HSCROLL);
if (!bHasVertBar && !bHasHorzBar)
return FALSE;
BOOL bResult = FALSE;
UINT uWheelScrollLines = 3;
if (bHasVertBar)
{
bResult = OnScrollBy(CSize(0, (zDelta < 0 ? 1 : -1) * m_lineDev.cy * uWheelScrollLines), TRUE);
}
else if (bHasHorzBar)
{
bResult = OnScrollBy(CSize((zDelta < 0 ? 1 : -1) * m_lineDev.cy * uWheelScrollLines, 0), TRUE);
}
if (bResult)
UpdateWindow();
return bResult;
}
BOOL CScrollWnd::DoMouseWheel(UINT fFlags, short zDelta, CPoint point)
{
UNUSED_ALWAYS(point);
UNUSED_ALWAYS(fFlags);
// if we have a vertical scroll bar, the wheel scrolls that
// if we have _only_ a horizontal scroll bar, the wheel scrolls that
// otherwise, don't do any work at all
DWORD dwStyle = GetStyle();
CScrollBar* pBar = GetScrollBarCtrl(SB_VERT);
BOOL bHasVertBar = ((pBar != NULL) && pBar->IsWindowEnabled()) ||
(dwStyle & WS_VSCROLL);
pBar = GetScrollBarCtrl(SB_HORZ);
BOOL bHasHorzBar = ((pBar != NULL) && pBar->IsWindowEnabled()) ||
(dwStyle & WS_HSCROLL);
if (!bHasVertBar && !bHasHorzBar)
return FALSE;
BOOL bResult = FALSE;
UINT uWheelScrollLines = 10;//_AfxGetMouseScrollLines();
int nToScroll;
int nDisplacement;
if (bHasVertBar)
{
nToScroll = ::MulDiv(-zDelta, uWheelScrollLines, WHEEL_DELTA);
if (nToScroll == -1 || uWheelScrollLines == WHEEL_PAGESCROLL)
{
nDisplacement = m_pageDev.cy;
if (zDelta > 0)
nDisplacement = -nDisplacement;
}
else
{
nDisplacement = nToScroll * m_lineDev.cy;
nDisplacement = min(nDisplacement, m_pageDev.cy);
}
bResult = OnScrollBy(CSize(0, nDisplacement), TRUE);
}
else if (bHasHorzBar)
{
nToScroll = ::MulDiv(-zDelta, uWheelScrollLines, WHEEL_DELTA);
if (nToScroll == -1 || uWheelScrollLines == WHEEL_PAGESCROLL)
{
nDisplacement = m_pageDev.cx;
if (zDelta > 0)
nDisplacement = -nDisplacement;
}
else
{
nDisplacement = nToScroll * m_lineDev.cx;
nDisplacement = min(nDisplacement, m_pageDev.cx);
}
bResult = OnScrollBy(CSize(nDisplacement, 0), TRUE);
}
if (bResult)
UpdateWindow();
return bResult;
}
void ServerOpts2::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
// TODO: Add your message handler code here and/or call default
int OldScrollPos = GetScrollPos(SB_VERT);
CScrollBar* pLScrollBar = GetScrollBarCtrl(SB_VERT);
int Min, Max;
GetScrollRange(SB_VERT, &Min, &Max);
RECT WindowRect;
GetClientRect(&WindowRect);
long WindowHeight = WindowRect.bottom - WindowRect.top;
long PageSize = WindowHeight;
long LineSize = PageSize/10;
switch (nSBCode)
{
case SB_TOP : // Scroll to top.
{
SetScrollPos(SB_VERT, Min, TRUE);
ScrollWindow(0, Min - OldScrollPos);
}break;
case SB_BOTTOM : //Scroll to bottom.
{
SetScrollPos(SB_VERT, Max, TRUE);
ScrollWindow(0, Max - OldScrollPos);
}break;
case SB_LINEDOWN : // Scroll one line down.
{
if (OldScrollPos < Max)
{
SetScrollPos(SB_VERT, OldScrollPos+LineSize, TRUE);
ScrollWindow(0, -LineSize);
};
};break;
case SB_LINEUP : // Scroll one line up.
{
if (OldScrollPos > Min)
{
SetScrollPos(SB_VERT, OldScrollPos-LineSize, TRUE);
ScrollWindow(0, LineSize);
}
}break;
case SB_PAGEDOWN : // Scroll one page down.
{
int NewPos = OldScrollPos + PageSize;
if (NewPos > Max) NewPos = Max;
SetScrollPos(SB_VERT, NewPos, TRUE);
ScrollWindow(0, OldScrollPos - NewPos);
}break;
case SB_PAGEUP : // Scroll one page up.
{
int NewPos = OldScrollPos - PageSize;
if (NewPos < Min) NewPos = Min;
SetScrollPos(SB_VERT, NewPos, TRUE);
ScrollWindow(0, OldScrollPos - NewPos);
}break;
case SB_THUMBPOSITION : // Scroll to the absolute position. The current position is provided in nPos.
// {
// }break;
case SB_THUMBTRACK : // Drag scroll box to specified position. The current position is provided in nPos.
{
ScrollWindow(0, OldScrollPos - nPos);
SetScrollPos(SB_VERT, nPos, TRUE);
}break;
case SB_ENDSCROLL :// End scroll.
{
}break;
};
CSubDlg::OnVScroll(nSBCode, nPos, pScrollBar);
}
