BOOL CListCtrlEx::OnEraseBkgnd(CDC* pDC)
{
// TODO: Add your message handler code here and/or call default
CRect rect;
CListCtrlEx::GetClientRect(rect);
POINT mypoint;
CBrush brush0(m_colRow1);
CBrush brush1(m_colRow2);
int chunk_height=GetCountPerPage();
pDC->FillRect(&rect,&brush1);
for (int i=0;i<=chunk_height;i++)
{
GetItemPosition(i,&mypoint);
rect.top=mypoint.y ;
GetItemPosition(i+1,&mypoint);
rect.bottom =mypoint.y;
pDC->FillRect(&rect,i %2 ? &brush1 : &brush0);
}
brush0.DeleteObject();
brush1.DeleteObject();
//return FALSE;
return CListCtrl::OnEraseBkgnd(pDC);
}
int CEnHeaderCtrl::GetItemPosition(int nItem) const
{
CIntArray aOrder;
GetItemOrder(aOrder);
return GetItemPosition(nItem, aOrder);
}
int CEnHeaderCtrl::GetNextVisibleItem(int nItem, BOOL bNext) const
{
CIntArray aOrder;
int nNumItems = GetItemOrder(aOrder);
int nPos = GetItemPosition(nItem, aOrder);
if (nPos != -1)
{
if (bNext)
{
while (++nPos < nNumItems)
{
nItem = OrderToIndex(nPos);
if (IsItemVisible(nItem) && GetItemWidth(nItem))
return nItem;
}
}
else
{
while (nPos--)
{
nItem = OrderToIndex(nPos);
if (IsItemVisible(nItem) && GetItemWidth(nItem))
return nItem;
}
}
}
// outside range
return -1;
}
void CPageNavigator::EnsureIconVisible(int nItem)
{
RECT ItemRect = {0,0,0,0};
GetIconRect(nItem, &ItemRect);
RECT ClientRect = {0,0,0,0};
GetClientRect(&ClientRect);
int iDelta = 0;
int dx = (ClientRect.left + m_xLeft) - ItemRect.left;
if (dx > 0)
iDelta = dx;
dx = (ClientRect.right - m_xLeft) - ItemRect.right;
if (dx < 0)
iDelta = dx;
if (!iDelta)
return;
for (int i = 0; i < GetItemCount(); i++)
{
POINT pt = {0,0};
GetItemPosition(i, &pt);
pt.x += iDelta;
SetItemPosition(i, pt);
}
}
/////////////////////////////////////////////////////////////////////////////
// CMyListCtrl message handlers
void CMyListCtrl::OnBeginDrag(LPNMHDR pnmhdr, LRESULT *pResult)
{
CPoint ptItem, ptAction, ptImage;
NM_LISTVIEW *pnmListView = (NM_LISTVIEW *)pnmhdr;
((CListCtrlPage *)GetParent())->ShowNotification(pnmhdr, pResult);
ASSERT(!m_bDragging);
m_bDragging = TRUE;
m_iItemDrag = pnmListView->iItem;
ptAction = pnmListView->ptAction;
GetItemPosition(m_iItemDrag, &ptItem); // ptItem is relative to (0,0) and not the view origin
GetOrigin(&m_ptOrigin);
ASSERT(m_pimageListDrag == NULL);
m_pimageListDrag = CreateDragImage(m_iItemDrag, &ptImage);
m_sizeDelta = ptAction - ptImage; // difference between cursor pos and image pos
m_ptHotSpot = ptAction - ptItem + m_ptOrigin; // calculate hotspot for the cursor
m_pimageListDrag->DragShowNolock(TRUE); // lock updates and show drag image
m_pimageListDrag->SetDragCursorImage(0, m_ptHotSpot); // define the hot spot for the new cursor image
m_pimageListDrag->BeginDrag(0, CPoint(0, 0));
ptAction -= m_sizeDelta;
m_pimageListDrag->DragEnter(this, ptAction);
m_pimageListDrag->DragMove(ptAction); // move image to overlap original icon
SetCapture();
}
void CMyListCtrl::OnBeginDrag(LPNMHDR pnmhdr,LRESULT*)
{
CPoint ptItem,ptAction,ptImage;
NM_LISTVIEW *pnmListView = (NM_LISTVIEW *)pnmhdr;
m_oldDNDStyle = GetExtendedStyle();
if(m_oldDNDStyle != 0)SetExtendedStyle(0);
ASSERT(!m_bDragging);
m_bDragging = TRUE;
m_iItemDrag = pnmListView->iItem;
ptAction = pnmListView->ptAction;
GetItemPosition(m_iItemDrag,&ptItem);
GetOrigin(&m_ptOrigin);
ASSERT(m_pImageListDrag == NULL);
m_pImageListDrag = CreateDragImage(m_iItemDrag,&ptImage);
m_sizeDelta = ptAction - ptImage;
m_ptHotSpot = ptAction - ptItem + m_ptOrigin;
m_pImageListDrag->DragShowNolock(TRUE);
m_pImageListDrag->SetDragCursorImage(0,CPoint(0,0));
m_pImageListDrag->BeginDrag(0,CPoint(0,0));
ptAction -=m_sizeDelta;
m_pImageListDrag->DragEnter(this,ptAction);
m_pImageListDrag->DragMove(ptAction);
m_iItemDrop = -1;
SetCapture();
}
BOOL CClonePairListCtrl::OnEraseBkgnd(CDC* pDC)
{
// TODO: Add your message handler code here and/or call default
CRect rect;
CClonePairListCtrl::GetClientRect(rect);
POINT mypoint;
CBrush brush0(m_colRow1);
CBrush brush1(m_colRow2);
int chunk_height=GetCountPerPage();
//pDC->FillRect(&rect,&brush1);
int top = 0;
int bottom = 0;
GetItemPosition(0,&mypoint);
top = mypoint.y;
GetItemPosition(1,&mypoint);
bottom = mypoint.y;
int height = bottom - top;
for (int i=0;i<=chunk_height;i++)
{
//GetItemPosition(i,&mypoint);
rect.top=top; //mypoint.y ;
//GetItemPosition(i+1,&mypoint);
rect.bottom = bottom; //mypoint.y;
pDC->FillRect(&rect,i %2 ? &brush1 : &brush0);
top = bottom;
bottom +=height;
}
brush0.DeleteObject();
brush1.DeleteObject();
return FALSE;
}
/******************************************************************************
Function Name : OnEraseBkgnd
Input(s) : CDC* - The pointer of Client DC
Output : BOOL - Nonzero if it erases the background; otherwise 0.
Functionality :
Member of : CListCtrlEx
Friend of : -
Author(s) : Venkatanarayana Makam
Date Created : 30/03/2011
Modifications :
******************************************************************************/
BOOL CListCtrlEx::OnEraseBkgnd(CDC* pDC)
{
CRect omClientRect;
POINT omItemPos;
int nTotalItems = GetCountPerPage();
GetClientRect(omClientRect);
for(int i=0;i<nTotalItems+2;i++)
{
GetItemPosition(i,&omItemPos);
omClientRect.top=omItemPos.y ;
GetItemPosition(i+1,&omItemPos);
omClientRect.bottom =omItemPos.y;
CBrush omBrush(i %2 ? m_colRow1 : m_colRow2);
pDC->FillRect(&omClientRect, &omBrush);
omBrush.DeleteObject();
}
//Nonzero if it erases the background; otherwise 0.
return TRUE;
}
void CPageNavigator::GetIconRect(int nItem, RECT* pRect)
{
if (!pRect)
return;
POINT pt = {0,0};
GetItemPosition(nItem, &pt);
pRect->left = pt.x;
pRect->top = pt.y;
pRect->right = pRect->left + m_dxIcon;
pRect->bottom = pRect->top + m_dyIcon;
RECT TestItemRect = {0,0,0,0};
bool bOK = !!GetItemRect(nItem, &TestItemRect, LVIR_ICON);
}
void CuListCtrlLoggedEvent::OnBegindrag(NMHDR* pNMHDR, LRESULT* pResult)
{
NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
CPoint p, ptItem, ptAction, ptImage;
UINT nFlags;
GetCursorPos(&ptAction);
p = ptAction;
ScreenToClient(&p);
m_iItemDrag = HitTest(p, &nFlags);
if (!(m_iItemDrag != -1 || (nFlags&TVHT_ONITEM)))
{
m_iItemDrag = -1;
m_bDragging = FALSE;
return;
}
if (!m_pEventSettingFrame)
m_pEventSettingFrame = (CfEventSetting*)GetParentFrame();
CvEventSettingBottom* pBottomView= m_pEventSettingFrame->GetBottomView();
CListCtrl* pListCtrl = pBottomView->GetListCtrl();;
CaLoggedEvent* pMsg = (CaLoggedEvent*)pListCtrl->GetItemData (m_iItemDrag);
if (pMsg->IsNotFirstLine()) {
m_iItemDrag = -1;
m_bDragging = FALSE;
return;
}
ASSERT(!m_bDragging);
m_bDragging = TRUE;
ASSERT(m_pImageListDrag == NULL);
m_pImageListDrag = CreateDragImage(m_iItemDrag, &ptImage);
GetItemPosition(m_iItemDrag, &ptItem); // ptItem is relative to (0,0) and not the view origin
m_sizeDelta = ptAction - ptImage; // difference between cursor pos and image pos
m_ptHotSpot = ptAction - ptItem + m_ptOrigin; // calculate hotspot for the cursor
m_pImageListDrag->DragShowNolock(TRUE); // lock updates and show drag image
m_pImageListDrag->SetDragCursorImage(0, CPoint(0, 0) /*m_ptHotSpot*/); // define the hot spot for the new cursor image
m_pImageListDrag->BeginDrag(0, CPoint(0, 0));
m_pImageListDrag->DragEnter(/*this*/GetParentFrame(), ptAction);
m_pImageListDrag->DragMove(ptAction); // move image to overlap original icon
SetCapture();
}
void CPictureListView::DrawListViewThumbnails()
{
// Set the length of the space between thumbnails
// You can also calculate and set it based on the length of your list control
// Hold the window update to avoid flicking
SetRedraw(FALSE);
// Reset the image list
for (int i=0; i<m_ImageList.GetImageCount(); i++)
m_ImageList.Remove(i);
// Remove all items from list view
if (GetItemCount())
DeleteAllItems();
// Draw the thumbnails
i = 0;
for (int nIndex = 0; nIndex < MAX_NUM_PICTURES; nIndex++)
{
CAGSymImage* pImage = m_pParent->GetEnvelopeWizard()->m_pGraphics[nIndex];
if (!pImage)
continue;
BITMAPINFOHEADER* pDib = pImage->GetDib();
if (!pDib)
continue;
// Borrow our dib header to create our thumbnail bitmap
int nWidth = pDib->biWidth;
int nHeight = pDib->biHeight;
pDib->biWidth = m_nThumbnailSize;
pDib->biHeight = m_nThumbnailSize;
// Create thumbnail bitmap section
HBITMAP hBitmap = ::CreateDIBSection(NULL, (BITMAPINFO*)pDib, DIB_RGB_COLORS, NULL, NULL, 0);
// Restore the dib header
pDib->biWidth = nWidth;
pDib->biHeight = nHeight;
// Select the thumbnail bitmap into screen dc
HDC hMemDC = ::CreateCompatibleDC(NULL);
HGDIOBJ hOldObj = ::SelectObject(hMemDC, hBitmap);
// Set stretch mode
::SetStretchBltMode(hMemDC, COLORONCOLOR);
int dx = m_nThumbnailSize;
int dy = m_nThumbnailSize;
ScaleToFit(&dx, &dy, nWidth, nHeight, true/*bUseSmallerFactor*/);
// Populate the thumbnail bitmap bits
RECT rect = {0, 0, m_nThumbnailSize, m_nThumbnailSize};
::FillRect(hMemDC, &rect, CAGBrush(RGB(255,255,255)));
::StretchDIBits(hMemDC,
(m_nThumbnailSize - dx)/2, (m_nThumbnailSize - dy)/2,
dx, dy, 0, 0, nWidth, nHeight, DibPtr(pDib),
(BITMAPINFO*)pDib, DIB_RGB_COLORS, SRCCOPY);
// Restore DC object
::SelectObject(hMemDC, hOldObj);
// Clean up
::DeleteObject(hMemDC);
// Add the bitmap to our image list
m_ImageList.Add(hBitmap);
// Set the image file name as item text
InsertItem(i, "", i);
// Get the current item position
POINT pt;
GetItemPosition(i, &pt);
// Shift the thumbnail to desired position
pt.x = 0;
pt.y = i * m_nThumbnailSize;
SetItemPosition(i, pt);
i++;
}
// Show the new thumbnails
//j Arrange(LVA_ALIGNLEFT);
SetRedraw(TRUE);
}
