void CDlgMovedBase::OnLButtonDown(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
if (!m_rcDragRect.IsRectEmpty())
{
GetWindowRect(m_rcOrg);
GetCursorPos(&m_ptBeforeDrag);
CRect rcDragScreen(m_rcDragRect);
ClientToScreen(&rcDragScreen);
if (rcDragScreen.PtInRect(m_ptBeforeDrag))
{
m_rcPre = m_rcOrg;
m_ptPre = m_ptBeforeDrag;
m_bDraging = TRUE;
SetCapture();
if (!m_bDragWithWnd)
{
DrawDragRect(&m_rcPre, &m_rcPre, 0);
}
}
}
CDialog::OnLButtonDown(nFlags, point);
}
void CXTPReportHeaderDragWnd::OnTimer(UINT_PTR nIDEvent)
{
UNREFERENCED_PARAMETER(nIDEvent);
if (!m_pHeader || !m_pHeader->GetControl())
{
return;
}
CXTPReportControl* pControl = m_pHeader->GetControl();
ASSERT(pControl->m_bHScrollBarVisible);
CRect rcHeaderScreen = m_pHeader->m_rcHeader;
pControl->ClientToScreen(&rcHeaderScreen);
CRect rcControlScreen(0,0,0,0);
CRect rcDragScreen(0,0,0,0);
pControl->GetWindowRect(&rcControlScreen);
GetWindowRect(&rcDragScreen);
CPoint ptMouseScreen(0, 0);
if (!GetCursorPos(&ptMouseScreen) ||
ptMouseScreen.y < rcHeaderScreen.top || ptMouseScreen.y > rcHeaderScreen.bottom)
{
return;
}
BOOL bScrolled = FALSE;
BOOL bLayoutRTL = pControl->GetExStyle() & WS_EX_LAYOUTRTL;
int nDiffRight = bLayoutRTL ? rcControlScreen.left - rcDragScreen.left :
rcDragScreen.right - rcControlScreen.right;
//-----------------------------------------------------------------------
CXTPReportColumn *pPrev = NULL, *pCurr = NULL, *pNext = NULL;
int nScrollPos = 0, nScrollMax = 0;
int nFreezOffset = 0;
BOOL bFullColumnScrolling = pControl->IsFullColumnScrolling();
if (bFullColumnScrolling)
nFreezOffset = m_pHeader->GetFulColScrollInfo(pPrev, pCurr, pNext, nScrollPos, nScrollMax);
//-----------------------------------------------------------------------
if (nDiffRight > 0)
{
int nStep = max(min(7, nDiffRight/10), CXTPReportHeader::s_nMinAutoScrollStep);
UINT uTimer = bFullColumnScrolling ? max(30, 800 - nDiffRight * 10) : max(10, 100 - nDiffRight);
SCROLLINFO scrollInfo;
BOOL bRes = pControl->GetScrollInfo(SB_HORZ, &scrollInfo);
if (bRes)
{
if (!bFullColumnScrolling && scrollInfo.nPos < scrollInfo.nMax ||
bFullColumnScrolling && nScrollPos < nScrollMax)
{
if (bFullColumnScrolling)
pControl->SendMessage(WM_HSCROLL, SB_LINERIGHT);
else
pControl->SetLeftOffset(scrollInfo.nPos + nStep);
KillTimer(1);
SetTimer(1, uTimer, NULL);
bScrolled = TRUE;
}
}
}
else
{
int nLeftBorderX = bLayoutRTL ? rcControlScreen.right : rcControlScreen.left;
int nFreezCols = pControl->GetFreezeColumnsCount();
if (nFreezCols && pControl->GetColumns())
{
CXTPReportColumn* pLastFCol = pControl->GetColumns()->GetVisibleAt(nFreezCols - 1);
if (pLastFCol)
{
CRect rcLastFCol = pLastFCol->GetRect();
pControl->ClientToScreen(&rcLastFCol);
int nLastFCol_middleX = rcLastFCol.left + rcLastFCol.Width() / 2;
if (rcDragScreen.left < rcLastFCol.right &&
ptMouseScreen.x > nLastFCol_middleX )
{
nLeftBorderX = rcLastFCol.right;
}
}
}
int nDiffLeft = bLayoutRTL ? rcDragScreen.right - nLeftBorderX : nLeftBorderX - rcDragScreen.left;
if (nDiffLeft > 0)
{
int nStep = max(min(7, nDiffLeft/10), CXTPReportHeader::s_nMinAutoScrollStep);
UINT uTimer = bFullColumnScrolling ? max(30, 800 - nDiffLeft * 10) : max(10, 100 - nDiffLeft);
SCROLLINFO scrollInfo;
BOOL bRes = pControl->GetScrollInfo(SB_HORZ, &scrollInfo);
if (bRes)
{
if (scrollInfo.nPos > scrollInfo.nMin)
{
if (bFullColumnScrolling)
pControl->SendMessage(WM_HSCROLL, SB_LINELEFT);
else
pControl->SetLeftOffset(scrollInfo.nPos - nStep);
SetTimer(1, uTimer, NULL);
bScrolled = TRUE;
}
}
}
}
//-------------------------------------------------------------------------
if (bScrolled)
{
CPoint ptMouse = ptMouseScreen;
pControl->ScreenToClient(&ptMouse);
pControl->RedrawControl();
pControl->UpdateWindow();
m_pHeader->OnMouseMove(0, ptMouse);
}
}
