void CStartupView::OnSize(UINT nType, int cx, int cy)
{
BOOL bHBar, bVBar;
CheckScrollBars(bHBar, bVBar);
CScrollView::OnSize(nType, cx, cy);
int iNewWidth = cx < VIEW_DEFAULT_WIDTH ? VIEW_DEFAULT_WIDTH : cx;
int iNewHeight = cy < VIEW_DEFAULT_HEIGHT ? VIEW_DEFAULT_HEIGHT : cy;
int nVOffset = 0;
int nHOffset = 0;
DWORD dwStyle = AfxGetApp()->GetMainWnd()->GetStyle();
CRect rcMainWnd;
AfxGetApp()->GetMainWnd()->GetWindowRect(&rcMainWnd);
if((dwStyle & WS_MAXIMIZE) != 0 || m_bIsRetFromEditMode)
{
nVOffset = bVBar? 17: 0;
nHOffset = bHBar? 17: 0;
}
CSize siTotal = GetTotalSize();
CRect rcClient(0, 0, siTotal.cx, siTotal.cy);
if (!m_bIsRetFromEditMode || ! m_rcLastMainWndRect.EqualRect(&rcMainWnd)) {
SetScrollSizes(MM_TEXT, CSize(iNewWidth + nHOffset, iNewHeight + nVOffset));
} else {
SetScrollSizes(MM_TEXT, m_szLastSize);
}
RepositionButtons();
UpdateBars();
}
bool CDComView::IsScrollBarAtBottom()
{
BOOL bVert, bHorz;
CheckScrollBars(bHorz, bVert);
if ((GetScrollPos(SB_VERT) >= GetScrollLimit(SB_VERT)) || (bVert == false))
{
return true;
}
return false;
}
void SkeinWindow::SkeinShowNode(Skein::Node* node, Skein::Show why)
{
if (GetSafeHwnd() == 0)
return;
switch (why)
{
case Skein::JustShow:
case Skein::ShowSelect:
case Skein::ShowNewLine:
{
// Work out the position of the node
int x = (GetTotalSize().cx/2)+node->GetX();
int y = m_fontSize.cy*((5*node->GetDepth())-1);
if (y < 0)
y = 0;
// Centre the node horizontally
CRect client;
GetClientRect(client);
x -= client.Width()/2;
// Only change the co-ordinates if there are scrollbars
BOOL horiz, vert;
CheckScrollBars(horiz,vert);
if (horiz == FALSE)
x = 0;
if (vert == FALSE)
y = 0;
ScrollToPosition(CPoint(x,y));
}
break;
case Skein::ShowNewTranscript:
break;
default:
ASSERT(FALSE);
break;
}
}
void PG_ListBox::EnsureVisible(PG_ListBoxBaseItem *a_poItem)
{
my_scrollarea->EnsureVisible(a_poItem);
CheckScrollBars();
}
void SkeinWindow::OnDraw(CDC* pDC)
{
// Clear out any previous node positions
m_nodes.clear();
// Get the dimensions of the window
CRect client;
GetClientRect(client);
// Create a memory device context
CDC dc;
dc.CreateCompatibleDC(pDC);
// Create a memory bitmap
CDibSection bitmap;
if (bitmap.CreateBitmap(pDC->GetSafeHdc(),client.Width(),client.Height()) == FALSE)
return;
CBitmap* oldBitmap = CDibSection::SelectDibSection(dc,&bitmap);
CFont* oldFont = dc.SelectObject(theApp.GetFont(InformApp::FontDisplay));
CPoint origin = pDC->GetViewportOrg();
// Clear the background
dc.FillSolidRect(client,theApp.GetColour(InformApp::ColourBack));
if (m_skein->IsActive())
{
// Redo the layout if needed
m_skein->Layout(dc,&m_labelFont,m_fontSize.cx*10,false);
// Work out the position of the centre of the root node
CPoint rootCentre(origin);
rootCentre.y += (int)(m_fontSize.cy*2.2);
// If there is no horizontal scrollbar, centre the root node
BOOL horiz, vert;
CheckScrollBars(horiz,vert);
if (horiz)
rootCentre.x += GetTotalSize().cx/2;
else
rootCentre.x += client.Width()/2;
// Get the end node of the transcript
Skein::Node* transcriptEnd = (Skein::Node*)
GetParentFrame()->SendMessage(WM_TRANSCRIPTEND);
// Draw all nodes
DrawNodeTree(m_skein->GetRoot(),transcriptEnd,dc,bitmap,client,
CPoint(0,0),rootCentre,m_fontSize.cy*5);
// If the edit window is visible, exclude the area under it to reduce flicker
if (m_edit.IsWindowVisible())
{
CRect editRect;
m_edit.GetWindowRect(&editRect);
ScreenToClient(&editRect);
editRect -= pDC->GetViewportOrg();
pDC->ExcludeClipRect(editRect);
}
}
// Draw the memory bitmap on the window's device context
pDC->BitBlt(-origin.x,-origin.y,client.Width(),client.Height(),&dc,0,0,SRCCOPY);
// Restore the original device context settings
dc.SelectObject(oldFont);
dc.SelectObject(oldBitmap);
}
void PG_WidgetList::PageDown() {
my_scrollarea->ScrollTo(my_scrollarea->GetScrollPosX(), my_scrollarea->GetScrollPosY() + my_height );
CheckScrollBars();
}
void PG_WidgetList::ScrollTo(Uint16 ypos) {
my_scrollarea->ScrollTo(my_scrollarea->GetScrollPosX(), ypos);
CheckScrollBars();
}
