void VividTree::OnPaint()
{
CPaintDC dc(this); // Device context for painting
CDC dc_ff; // Memory base device context for flicker free painting
CBitmap bm_ff; // The bitmap we paint into
CBitmap *bm_old;
CFont *font, *old_font;
CFont fontDC;
int old_mode;
GetClientRect(&m_rect);
SCROLLINFO scroll_info;
// Determine window portal to draw into taking into account
// scrolling position
if ( GetScrollInfo( SB_HORZ, &scroll_info, SIF_POS | SIF_RANGE ) )
{
m_h_offset = -scroll_info.nPos;
m_h_size = max( scroll_info.nMax+1, m_rect.Width());
}
else
{
m_h_offset = m_rect.left;
m_h_size = m_rect.Width();
}
if ( GetScrollInfo( SB_VERT, &scroll_info, SIF_POS | SIF_RANGE ) )
{
if ( scroll_info.nMin == 0 && scroll_info.nMax == 100)
scroll_info.nMax = 0;
m_v_offset = -scroll_info.nPos * GetItemHeight();
m_v_size = max( (scroll_info.nMax+2)*((int)GetItemHeight()+1), m_rect.Height() );
}
else
{
m_v_offset = m_rect.top;
m_v_size = m_rect.Height();
}
// Create an offscreen dc to paint with (prevents flicker issues)
dc_ff.CreateCompatibleDC( &dc );
bm_ff.CreateCompatibleBitmap( &dc, m_rect.Width(), m_rect.Height() );
// Select the bitmap into the off-screen DC.
bm_old = (CBitmap *)dc_ff.SelectObject( &bm_ff );
// Default font in the DC is not the font used by
// the tree control, so grab it and select it in.
font = GetFont();
old_font = dc_ff.SelectObject( font );
// We're going to draw text transparently
old_mode = dc_ff.SetBkMode( TRANSPARENT );
DrawBackGround( &dc_ff );
DrawItems( &dc_ff );
DrawItemLines(&dc_ff);
// Now Blt the changes to the real device context - this prevents flicker.
dc.BitBlt( m_rect.left, m_rect.top, m_rect.Width(), m_rect.Height(), &dc_ff, 0, 0, SRCCOPY);
dc_ff.SelectObject( old_font );
dc_ff.SetBkMode( old_mode );
dc_ff.SelectObject( bm_old );
}
//------------------------------------------------------------------------
//! CBN_DROPDOWN message handler called when the CComboBox control
//! is expanded into a dropdown list. Used to restrict the width of
//! the dropdown list to the max width.
//------------------------------------------------------------------------
void CGridEditorComboBox::OnDropDown()
{
int itemHeight = GetItemHeight(-1);
int nNumEntries = GetCount();
// Resize combobox according to actual element count
int visibleItemCount = m_MaxHeightItems < nNumEntries ? m_MaxHeightItems : nNumEntries; // min(m_MaxHeightItems, nNumEntries);
CRect rectExpanded;
GetClientRect(rectExpanded);
rectExpanded.bottom += visibleItemCount * GetItemHeight(0);
rectExpanded.bottom += GetSystemMetrics(SM_CYEDGE) * 2; // top & bottom edges
SetWindowPos(NULL, // not relative to any other windows
0, 0, // TopLeft corner doesn't change
rectExpanded.Width(), rectExpanded.Height(), // existing width, new height
SWP_NOMOVE | SWP_NOZORDER // don't move box or change z-ordering.
);
// Resize combo-box width to fit contents
int nMaxItemWidth = 0;
CString str;
// Find max-width of the elements
CDC* pDC = GetDC();
CFont* pFont = GetFont();
CFont* pOldFont = pDC->SelectObject(pFont);
for (int i = 0; i < nNumEntries; i++)
{
GetLBText(i, str);
int nLength = pDC->GetTextExtent(str).cx;
nMaxItemWidth = nMaxItemWidth > nLength ? nMaxItemWidth : nLength; // max(nMaxItemWidth, nLength);
if (nMaxItemWidth > m_MaxWidthPixels)
{
nMaxItemWidth = m_MaxWidthPixels;
break;
}
}
// Check if there are so many elements that we need space for a vertical scrollbar
CRect rect;
GetDroppedControlRect(&rect);
if (rect.Height() <= nNumEntries*GetItemHeight(0))
nMaxItemWidth +=::GetSystemMetrics(SM_CXVSCROLL);
// Add margin space to the calculations
nMaxItemWidth += pDC->GetTextExtent(_T("0")).cx;
pDC->SelectObject(pOldFont);
ReleaseDC(pDC);
SetDroppedWidth(nMaxItemWidth);
SetItemHeight(-1, itemHeight);
}
int COXMultiComboBox::GetTotalHeight()
// --- In :
// --- Out :
// --- Returns : returns the sum of hieghts of all the items in the combobox
// --- Effect :
{
int nTotalHeight =0;
int nCount = GetCount();
if(!(GetStyle()&CBS_OWNERDRAWVARIABLE))
nTotalHeight = nCount * GetItemHeight(0);
else
for(int nIndex=0; nIndex < nCount; nIndex++)
nTotalHeight+=GetItemHeight(nIndex);
return nTotalHeight;
}
void CUIListWnd::DrawActiveBackFrame(const Frect& rect, CUIListItem * itm)
{
Fvector2 _pos;
_pos.set (rect.left, rect.top+(itm->GetIndex()-m_iFirstShownIndex)*GetItemHeight());
float _d = GetItemHeight() - m_ActiveBackgroundFrame->GetHeight();
if(_d>0)
_pos.y += (float)iFloor(_d/2.0f);
m_ActiveBackgroundFrame->SetWndPos (_pos);
float _w = GetWidth();
if( m_ScrollBar->IsShown() )
_w -= m_ScrollBar->GetWidth();
m_ActiveBackgroundFrame->SetWidth (_w);
m_ActiveBackgroundFrame->Draw ();
}
Point
AMUnitList::GetUnitLocation(size_t idx) const
{
// XXX: Conversion to 'SPos' might be implementation-defined.
return Point(0, -SPos(uTopOffset) + SPos(GetItemHeight()) * (SPos(idx)
- SPos(vwList.GetHeadIndex())));
}
size_t
AMUnitList::GetLastLabelIndexClipped(SPos v_off, SDst height) const
{
// XXX: Conversion to 'SPos' might be implementation-defined.
return vwList.GetHeadIndex() + min(size_t((SPos(height + uTopOffset)
- v_off - 1) / SPos(GetItemHeight()) + 1), vwList.GetValid(GetTotal()));
}
/// Get the overall rect of the given item
bool InstanceCtrl::GetItemRect( VisualCoord item, wxRect& rect, bool view_relative )
{
if (item.groupIndex < GetCount())
{
int row, col;
if (!GetRowCol(item, row, col))
return false;
GroupVisual & gv = m_groups[item.groupIndex];
wxSize bsz = GetWindowBorderSize();
int x = col * (m_itemWidth + m_spacing) + m_spacing + bsz.GetWidth() / 2;
int y = gv.y_position + gv.row_ys[row] + m_spacing;
if (view_relative)
{
int startX, startY;
int xppu, yppu;
GetScrollPixelsPerUnit(& xppu, & yppu);
GetViewStart(& startX, & startY);
x = x - startX * xppu;
y = y - startY * yppu;
}
rect.x = x;
rect.y = y;
rect.width = m_itemWidth;
rect.height = GetItemHeight(item);
return true;
}
return false;
}
LRESULT FilteredListBox::OnDrawItem( PDRAWITEMSTRUCT pdis )
{
if(pdis->itemID == -1)
return 0;
if(GetItemHeight(pdis->itemID) == 1)
return TRUE;
switch(pdis->itemAction)
{
case ODA_SELECT:
case ODA_DRAWENTIRE:
{
DWORD ColorRef = GetDCBrushColor(pdis->hDC);
FillRect(pdis->hDC,&pdis->rcItem,(HBRUSH)ColorRef);
std::tstring text;
text.resize(GetTextLen(pdis->itemID) + 1);
GetText(&text,pdis->itemID);
TextOut(pdis->hDC,pdis->rcItem.left,pdis->rcItem.top,text.c_str(),text.length());
if(pdis->itemState & ODS_SELECTED)
{
RECT focusRect;
focusRect.left = pdis->rcItem.left;
focusRect.top = pdis->rcItem.top;
focusRect.bottom = pdis->rcItem.bottom;
focusRect.right = pdis->rcItem.right;
DrawFocusRect(pdis->hDC,&focusRect);
InvertRect(pdis->hDC,&focusRect);
}
}
case ODA_FOCUS:
break;
}
return TRUE;
}
void CPitchGraphEditor::HighlightItem(CPoint point)
{
int MouseY = (point.y - m_GraphRect.top) - (m_GraphRect.Height() / 2);
int ItemWidth = GetItemWidth();
int ItemHeight = GetItemHeight();
int ItemIndex = (point.x - GRAPH_LEFT) / ItemWidth;
int ItemValue = -(MouseY * 255) / m_GraphRect.Height();
int LastItem = m_iHighlightedItem;
int LastValue = m_iHighlightedValue;
if (ItemValue < -128)
ItemValue = -128;
if (ItemValue > 127)
ItemValue = 127;
m_iHighlightedItem = ItemIndex;
m_iHighlightedValue = ItemValue;
if (m_GraphRect.PtInRect(point) == 0 || ItemIndex < 0 || unsigned(ItemIndex) >= m_pSequence->GetItemCount()) {
m_iHighlightedItem = -1;
m_iHighlightedValue = 0;
}
if (m_iHighlightedItem != LastItem || m_iHighlightedValue != LastValue) {
RedrawWindow(NULL);
}
}
void CInPlaceList::FitDropDownToItems()
{
if (NULL == m_ListBox.GetSafeHwnd())
return;
CRect rcEdit, rcDropDown, rcDropDownCli;
GetWindowRect(rcEdit);
m_ListBox.GetWindowRect(rcDropDown);
m_ListBox.GetClientRect(rcDropDownCli);
int nHeight = rcDropDown.Height() - rcDropDownCli.Height();
const int nMaxHeight = ::GetSystemMetrics(SM_CYSCREEN) / 2;
const int nCount = GetCount();
for(int nIndex = 0; nIndex < nCount; ++nIndex)
{
nHeight += GetItemHeight(nIndex);
if(nHeight > nMaxHeight)
break;
}
CRect rcDropDownNew(rcDropDown.left,rcDropDown.top,rcDropDown.right,rcDropDown.top + nHeight);
if(rcEdit.top > rcDropDown.top && rcEdit.top != rcDropDownNew.bottom)
rcDropDownNew.top += (rcEdit.top - rcDropDownNew.bottom);
m_ListBox.MoveWindow(rcDropDownNew);
}
int CDropListBox::GetBottomIndex()
{
int nTop = GetTopIndex();
CRect rc;
GetClientRect( &rc );
int nVisCount = rc.Height() / GetItemHeight(0);
return nTop + nVisCount;
}
BOOL RingCheckList::Attach(HWND hWnd)
{
//因为ListBox一旦创建其Style就不可改变，因此这里检测其Style
//如果不是自绘则需要先Destroy然后再Create
DWORD style = GetWindowLong(hWnd,GWL_STYLE);
style &= ~(LBS_SORT|LBS_MULTIPLESEL|LBS_MULTICOLUMN);
DWORD st = LBS_HASSTRINGS|LBS_OWNERDRAWFIXED|LBS_NOTIFY;
if((style & st) != st)
{
RECT rc;
HWND hwnd;
style |= (st|WS_VSCROLL);
DWORD exstyle = GetWindowLong(hWnd,GWL_EXSTYLE);
GetWindowRect(hWnd,&rc);
hwnd = ::GetParent(hWnd);
ScreenToClient(hwnd,(LPPOINT)&rc);
ScreenToClient(hwnd,(LPPOINT)&rc+1);
m_ID = GetWindowLong(hWnd,GWL_ID);
DestroyWindow(hWnd);
if(RingControls::Create(style,exstyle,"",m_ID,
rc.left,rc.top,rc.right-rc.left,rc.bottom-rc.top))
{
RingControls::SetOwnerDraw(FALSE,(UINT)0xFFFFFFFF);
if(m_hbmp == NULL)
CreateCheckBmp(NULL,GetItemHeight());
return TRUE;
}
}
else
if(RingBaseWnd::Attach(hWnd))
{
RingControls::SetOwnerDraw(FALSE,(UINT)0xFFFFFFFF);
if(m_hbmp == NULL)
CreateCheckBmp(NULL,GetItemHeight());
return TRUE;
}
return FALSE;
}
Size FileList::GetStdSize(const Value& q) const
{
const File& m = ValueTo<File>(q);
FontInfo fi = m.font.Info();
int cx = GetTextSize(fi, WString(m.name)) + 2 + iconwidth + 2 + 3;
if(!IsNull(m.desc))
cx += GetTextSize(m.descfont.Info(), WString(m.desc)) + fi.GetHeight();
return Size(cx, GetItemHeight());
}
ZStageInfoBox::ZStageInfoBox(const char* szName, MWidget* pParent, MListener* pListener)
: MListBox(szName, pParent, pListener)
{
// LOOK_IN_CONSTRUCTOR()
SetItemHeight(GetItemHeight()*3);
SetAlwaysVisibleScrollbar(true);
m_pLook=NULL;
}
void CProgressListBox::RecalcHeight()
{
// new height
int iCtlHeight=m_vItems.size()*GetItemHeight(0);
// change control size
CRect rcCtl;
GetClientRect(&rcCtl);
this->SetWindowPos(NULL, 0, 0, rcCtl.Width(), iCtlHeight, SWP_NOZORDER | SWP_NOMOVE);
}
void CPngListBox::DrawClient(CDC* pDC)
{
CRect rcClient;
GetClientRect(rcClient);
MemPaintParentPng(this, *pDC, rcClient, m_pImgParentBk, m_bFillOrTitleParentPng);
if(IsWindowEnabled())
{
::SetTextColor(pDC->GetSafeHdc(), m_textColor);
MemPaintPng(*pDC, rcClient, m_pImgBk);
}
else
{
::SetTextColor(pDC->GetSafeHdc(), RGB(128, 128, 128));
MemPaintPng(*pDC, rcClient, m_pImgDisable);
}
CRect rcItem;
CString szItemString;
BOOL bOutSide = FALSE;
int itemCount = GetCount();
CPoint ptCursor;
GetCursorPos(&ptCursor);
ScreenToClient(&ptCursor);
for (int pos = rcClient.top; pos < rcClient.bottom;)
{
UINT index = ItemFromPoint(CPoint(rcClient.left, pos), bOutSide);
if(bOutSide)
break;
GetText(index, szItemString);
GetItemRect(index, &rcItem);
//左右边框除外
CRect desRc = rcItem;
if (GetSel(index) || rcItem.PtInRect(ptCursor))
{ //上下边框除外
MemPaintPng(*pDC, desRc, m_pImgListSel);
}
else
{
//MemPaintPng(memDC, desRc, m_pImgListCenter);
}
desRc.left += m_nTextOffsetX;
MemDrawText(*pDC, desRc, szItemString, m_textAlignMode);
pos += GetItemHeight(index);
}
}
int CDropListBox::GetBottomIndex()
{
int nTop = GetTopIndex();
if(nTop == LB_ERR)
{
return LB_ERR;
}
CRect rc;
GetClientRect( &rc );
int nBottomIndex = LB_ERR;
//variable height
if((GetStyle() & LBS_OWNERDRAWVARIABLE) == LBS_OWNERDRAWVARIABLE)
{
int i, nHeight, nCount = GetCount(), nTotalHeight = 0;
for(i = nTop; i < nCount; i++)
{
if((nHeight = GetItemHeight(i)) == LB_ERR)
{
ASSERT(FALSE);
break;
}
nTotalHeight += nHeight;
if(nTotalHeight > rc.Height())
{
break;
}
}
nBottomIndex = i;
}
else
{
int nVisCount = rc.Height() / GetItemHeight(0);
nBottomIndex = nTop + nVisCount;
if(nBottomIndex > GetCount())
{
nBottomIndex = GetCount();
}
}
//AfxTrace(_T("GetBottomIndex=%d\n"), nBottomIndex);
return nBottomIndex;
}
void ZStageInfoBox::OnDraw(MDrawContext* pDC)
{
if(m_pLook)
{
MRECT r = GetInitialClientRect();
int nShowCount=0;
for(int i=GetStartItem(); i<GetCount(); i++){
nShowCount++;
if(nShowCount>=GetShowItemCount()) break;
MRECT itemrect=MRECT(r.x,r.y+GetItemHeight()*(nShowCount-1),r.w,GetItemHeight());
DrawBitmapFrame9(pDC, itemrect, m_pLook->m_pFrameBitmaps);
}
}
MListBox::OnDraw(pDC);
}
float ComboBox::CalculateDropDownListHeight(std::size_t visible_item_count) {
float height = 0;
auto item_source = drop_down_list_box_->GetItemSource();
if (item_source->HasVariableItemHeight()) {
for (std::size_t index = 0; index < visible_item_count; ++index) {
height += item_source->GetItemHeight(index);
}
}
else {
height = item_source->GetItemHeight(0) * visible_item_count;
}
if (height == 0) {
height = GetContentSize().height;
}
return height;
}
BOOL RingCheckList::Create(DWORD dwStyle,DWORD dwExStyle,LPCTSTR szInitText,UINT uId,int x,int y,int width,int height)
{
dwStyle |= (LBS_HASSTRINGS|LBS_OWNERDRAWFIXED|LBS_NOTIFY|WS_VSCROLL);
if(RingControls::Create(dwStyle,dwExStyle,szInitText,uId,x,y,width,height))
{
RingControls::SetOwnerDraw(FALSE,(UINT)0xFFFFFFFF);
if(m_hbmp == NULL)
CreateCheckBmp(NULL,GetItemHeight());
return TRUE;
}
return FALSE;
}
void
AMUnitList::AdjustViewForContent(SDst h)
{
if(vwList.AdjustForContent(GetTotal()) && vwList.IsSelected())
{
AdjustOffsetForHeight(h,
vwList.GetSelectedIndex() == vwList.GetHeadIndex());
return;
}
if(GetFullViewHeight() < GetViewPosition() + h)
uTopOffset = 0;
AdjustViewLengthForHeight(GetItemHeight(), h);
}
int CDropListBox::GetTotalItemHeight(int nStartIndex, int nCount)
{
ASSERT(nStartIndex >= 0);
if(nCount < 0)
{
nCount = GetCount();
}
if(nCount - nStartIndex > GetCount())
{
nCount = GetCount() - nStartIndex;
}
int nHeight, nTotal = 0;
//variable height
if((GetStyle() & LBS_OWNERDRAWVARIABLE) == LBS_OWNERDRAWVARIABLE)
{
for(int i = nStartIndex; nCount > 0; i++, nCount--)
{
if((nHeight = GetItemHeight(i)) == LB_ERR)
{
return LB_ERR;
}
nTotal += nHeight;
}
return nTotal;
}
//non-variable style
else
{
if((nHeight = GetItemHeight(0)) == LB_ERR)
{
return LB_ERR;
}
return nHeight * nCount;
}
}
void CCtrlEnumCombo::OnDropdown()
{
INDEX ctItems = GetCount();
if( ctItems == CB_ERR) return;
CRect rectCombo;
GetWindowRect( &rectCombo);
PIX pixScreenHeight = ::GetSystemMetrics(SM_CYSCREEN);
PIX pixMaxHeight = pixScreenHeight - rectCombo.top;
m_pDialog->ScreenToClient( &rectCombo);
PIX pixNewHeight = GetItemHeight(0)*(ctItems+2);
rectCombo.bottom = rectCombo.top + ClampUp( pixNewHeight, pixMaxHeight);
MoveWindow( rectCombo);
}
BOOL CIDCombo::OnDropdown() // REQ #075
{
int n = GetCount();
n = max(n, 2);
int ht = GetItemHeight(0);
CRect r;
GetWindowRect(&r);
CSize sz;
sz.cx = r.Width();
sz.cy = ht * (n + 2);
SetWindowPos(NULL, 0, 0, sz.cx, sz.cy, SWP_NOMOVE | SWP_NOZORDER);
return FALSE; // allow parent to handle it now // REQ #075
}
void CNoiseEditor::ModifyItem(CPoint point, bool Redraw)
{
int ItemValue;
int ItemWidth = GetItemWidth();
int ItemHeight = GetItemHeight();
int ItemIndex = (point.x - GRAPH_LEFT) / ItemWidth;
int Offset = 36 * ItemHeight - 1;
if (point.y >= Offset) {
if (m_iLastIndex == ItemIndex)
return;
m_iLastIndex = ItemIndex;
if (point.y >= Offset && point.y < Offset + 10) {
// Square
ItemValue = m_pSequence->GetItem(ItemIndex) ^ S5B_MODE_SQUARE;
}
else if (point.y >= Offset + 11 && point.y < Offset + 21) {
// Noise
ItemValue = m_pSequence->GetItem(ItemIndex) ^ S5B_MODE_NOISE;
}
else
return;
}
else {
ItemValue = m_iItems - (((point.y - m_GraphRect.top) + (ItemHeight / 2)) / ItemHeight);
if (ItemValue < 0)
ItemValue = 0;
if (ItemValue > m_iItems)
ItemValue = m_iItems;
ItemValue |= m_pSequence->GetItem(ItemIndex) & 0xC0;
}
if (ItemIndex < 0 || ItemIndex >= (int)m_pSequence->GetItemCount())
return;
m_pSequence->SetItem(ItemIndex, ItemValue);
CGraphEditor::ModifyItem(point, Redraw);
}
// this is a verbatim copy of CCheckListBox::DrawItem purely
// to handle the fact that the text is rendered flush with the
// left edge of the background and focus rect.
// the only thing we change is to add 2 pixels to the origin
// of the text
void CCheckListBoxEx::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
// You must override DrawItem and MeasureItem for LBS_OWNERDRAWVARIABLE
ASSERT((GetStyle() & (LBS_OWNERDRAWFIXED | LBS_HASSTRINGS)) ==
(LBS_OWNERDRAWFIXED | LBS_HASSTRINGS));
CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
if (((LONG)(lpDrawItemStruct->itemID) >= 0) &&
(lpDrawItemStruct->itemAction & (ODA_DRAWENTIRE | ODA_SELECT)))
{
int cyItem = GetItemHeight(lpDrawItemStruct->itemID);
BOOL fDisabled = !IsWindowEnabled() || !IsEnabled(lpDrawItemStruct->itemID);
COLORREF newTextColor = fDisabled ?
RGB(0x80, 0x80, 0x80) : GetSysColor(COLOR_WINDOWTEXT); // light gray
COLORREF oldTextColor = pDC->SetTextColor(newTextColor);
COLORREF newBkColor = GetSysColor(COLOR_WINDOW);
COLORREF oldBkColor = pDC->SetBkColor(newBkColor);
if (newTextColor == newBkColor)
newTextColor = RGB(0xC0, 0xC0, 0xC0); // dark gray
if (!fDisabled && ((lpDrawItemStruct->itemState & ODS_SELECTED) != 0))
{
pDC->SetTextColor(GetSysColor(COLOR_HIGHLIGHTTEXT));
pDC->SetBkColor(GetSysColor(COLOR_HIGHLIGHT));
}
if (m_cyText == 0)
VERIFY(cyItem >= CalcMinimumItemHeight());
CString strText;
GetText(lpDrawItemStruct->itemID, strText);
pDC->ExtTextOut(lpDrawItemStruct->rcItem.left + 2,
lpDrawItemStruct->rcItem.top + max(0, (cyItem - m_cyText) / 2),
ETO_OPAQUE, &(lpDrawItemStruct->rcItem), strText, strText.GetLength(), NULL);
pDC->SetTextColor(oldTextColor);
pDC->SetBkColor(oldBkColor);
}
if ((lpDrawItemStruct->itemAction & ODA_FOCUS) != 0)
pDC->DrawFocusRect(&(lpDrawItemStruct->rcItem));
}
void CLegend::OnDropdown()
{
int n = GetCount();
n = max(n, 2);
int h = GetItemHeight(0); // get default item height
CRect r;
GetWindowRect(&r);
CSize sz;
sz.cx = r.right - r.left;
sz.cy = h * (n + 2);
SetWindowPos(NULL, 0, 0, sz.cx, sz.cy, SWP_NOMOVE | SWP_NOZORDER);
}
void CDropListBox::OnMouseMove(UINT nFlags, CPoint point)
{
//
// Is mouse within listbox
CRect rcClient;
GetClientRect( rcClient );
if( !rcClient.PtInRect( point ) )
{
ReleaseCapture();
GetParent()->SendMessage( WM_VRC_SETCAPTURE );
}
//
// Set selection item under mouse
int nPos = point.y / GetItemHeight(0) + GetTopIndex();
PLIST_ITEM pItem = (PLIST_ITEM)GetItemDataPtr(nPos);
if( (DWORD)pItem != -1 )
{
if( GetCurSel() != nPos && !pItem->bDisabled )
{
SetCurSel( nPos );
}
}
//
// Check if we have autoscrolled
if( m_nLastTopIdx != GetTopIndex() )
{
int nDiff = m_nLastTopIdx - GetTopIndex();
m_nLastTopIdx = GetTopIndex();
SCROLLINFO info;
info.cbSize = sizeof(SCROLLINFO);
if( m_pScroll->GetScrollInfo( &info, SIF_ALL|SIF_DISABLENOSCROLL ) )
{
info.nPos = m_nLastTopIdx;
m_pScroll->SetScrollInfo( &info );
}
}
// OutputDebugString( "DropListBox MouseMove\n" );
CListBox::OnMouseMove(nFlags, point);
}
void CTriangularisationCombo::OnDropdown()
{
INDEX ctItems = GetCount();
if( ctItems == CB_ERR) return;
CRect rectCombo;
GetWindowRect( &rectCombo);
PIX pixScreenHeight = ::GetSystemMetrics(SM_CYSCREEN);
PIX pixMaxHeight = pixScreenHeight - rectCombo.top;
CWnd *pwndParent = GetParent();
if( pwndParent == NULL) return;
pwndParent->ScreenToClient( &rectCombo);
PIX pixNewHeight = GetItemHeight(0)*(ctItems+2);
rectCombo.bottom = rectCombo.top + ClampUp( pixNewHeight, pixMaxHeight);
MoveWindow( rectCombo);
}
// +++hd: set size of dropdown list
void CHistoryCombo::OnDropdown()
{
CRect rect;
GetWindowRect(&rect);
int nHeight = rect.Height() + 2 * ::GetSystemMetrics(SM_CXBORDER);
int nItemHeight = GetItemHeight(0);
// m_nDropSize = No. of items in dropdown list
nHeight += m_nDropSize * nItemHeight;
SetWindowPos(NULL,
0,
0,
rect.Width(),
nHeight,
SWP_NOMOVE | SWP_NOZORDER);
}
