void CXTPTabPaintManager::RepositionTabControlMultiRow(CXTPTabManager* pTabManager, CDC* pDC, CRect rcClient)
{
pTabManager->m_rcHeaderRect = RepositionNavigateButtons(pTabManager, rcClient);
pTabManager->m_nHeaderOffset = 0;
if (pTabManager->GetItemCount() == 0)
return;
CRect rcHeaderMargin = m_pAppearanceSet->GetHeaderMargin();
int nButtonHeight = m_pAppearanceSet->GetButtonHeight(pTabManager);
if (pTabManager->IsHorizontalPosition())
{
int nWidth = pTabManager->m_rcHeaderRect.Width() - (rcHeaderMargin.left + rcHeaderMargin.right);
CreateMultiRowIndexer(pTabManager, pDC, nWidth);
int nRowCount = pTabManager->GetRowCount();
int nTop = 0;
if (pTabManager->GetPosition() == xtpTabPositionBottom)
{
nTop = rcClient.bottom - (nButtonHeight * nRowCount + m_pAppearanceSet->m_nRowMargin * (nRowCount - 1))
- rcHeaderMargin.top;
}
else
{
nTop = rcClient.top + (nButtonHeight * (nRowCount - 1) + m_pAppearanceSet->m_nRowMargin * (nRowCount - 1))
+ rcHeaderMargin.top;
}
int nBottom = nTop + nButtonHeight;
int nOffset = pTabManager->GetPosition() == xtpTabPositionBottom ?
nButtonHeight + m_pAppearanceSet->m_nRowMargin: -(nButtonHeight + m_pAppearanceSet->m_nRowMargin);
CXTPTabManager::ROW_ITEMS* pRowItems = pTabManager->m_pRowIndexer->GetRowItems();
int i;
BOOL bSizeToFit = nRowCount > 1 && m_bMultiRowJustified;
for (int nRow = 0; nRow < nRowCount; nRow++)
{
int nTotalLength = 0;
int nItemInRow = pRowItems[nRow].nLastItem - pRowItems[nRow].nFirstItem + 1;
int nFirstItem = pRowItems[nRow].nFirstItem;
if (bSizeToFit)
{
for (i = 0; i < nItemInRow; i++)
{
nTotalLength += pTabManager->GetItem(nFirstItem + i)->GetButtonLength();
}
}
int nTotalWidth = nWidth;
int x = pTabManager->m_rcHeaderRect.left + rcHeaderMargin.left;
for (i = 0; i < nItemInRow; i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(nFirstItem + i);
ASSERT(pItem);
if (!pItem)
continue;
int nButtonLength = pItem->m_nButtonLength;
if (bSizeToFit)
{
int nLength = nButtonLength + (nTotalWidth - nTotalLength) / (nItemInRow - i);
nTotalWidth -= nLength;
nTotalLength -= nButtonLength;
pItem->m_nButtonLength = nButtonLength = nLength;
}
pItem->SetRect(CRect(x, nTop, x + nButtonLength, nBottom));
pItem->m_nItemRow = nRow;
x += nButtonLength;
}
nTop += nOffset;
nBottom += nOffset;
}
}
else
{
int nWidth = pTabManager->m_rcHeaderRect.Height() - (rcHeaderMargin.left + rcHeaderMargin.right);
CreateMultiRowIndexer(pTabManager, pDC, nWidth);
int nRowCount = pTabManager->GetRowCount();
int nLeft = 0;
if (pTabManager->GetPosition() == xtpTabPositionRight)
{
nLeft = rcClient.right - (nButtonHeight * nRowCount + m_pAppearanceSet->m_nRowMargin * (nRowCount - 1))
- rcHeaderMargin.top;
}
else
{
nLeft = rcClient.left + (nButtonHeight * (nRowCount - 1) + m_pAppearanceSet->m_nRowMargin * (nRowCount - 1))
+ rcHeaderMargin.top;
}
int nRight = nLeft + nButtonHeight;
int nOffset = pTabManager->GetPosition() == xtpTabPositionRight ?
nButtonHeight + m_pAppearanceSet->m_nRowMargin: -(nButtonHeight + m_pAppearanceSet->m_nRowMargin);
CXTPTabManager::ROW_ITEMS* pRowItems = pTabManager->m_pRowIndexer->GetRowItems();
int i;
BOOL bSizeToFit = nRowCount > 1 && m_bMultiRowJustified;
for (int nRow = 0; nRow < nRowCount; nRow++)
{
int nTotalLength = 0;
int nItemInRow = pRowItems[nRow].nLastItem - pRowItems[nRow].nFirstItem + 1;
int nFirstItem = pRowItems[nRow].nFirstItem;
if (bSizeToFit)
{
for (i = 0; i < nItemInRow; i++)
{
nTotalLength += pTabManager->GetItem(nFirstItem + i)->GetButtonLength();
}
}
int nTotalWidth = nWidth;
int y = pTabManager->m_rcHeaderRect.top + rcHeaderMargin.left;
for (i = 0; i < nItemInRow; i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(nFirstItem + i);
ASSERT(pItem);
if (!pItem)
continue;
int nButtonLength = pItem->m_nButtonLength;
if (bSizeToFit)
{
int nLength = nButtonLength + (nTotalWidth - nTotalLength) / (nItemInRow - i);
nTotalWidth -= nLength;
nTotalLength -= nButtonLength;
pItem->m_nButtonLength = nButtonLength = nLength;
}
pItem->SetRect(CRect(nLeft, y, nRight, y + nButtonLength));
pItem->m_nItemRow = nRow;
y += nButtonLength;
}
nLeft += nOffset;
nRight += nOffset;
}
}
pTabManager->m_rcHeaderRect = RepositionNavigateButtons(pTabManager, rcClient);
}
void CXTPTabPaintManager::RepositionTabControlEx(CXTPTabManager* pTabManager, CDC* pDC, CRect rcClient)
{
if (pTabManager->IsDrawStaticFrame())
{
CAppearanceSet::DeflateRectEx(rcClient, CRect(2, 1, 2, 2), pTabManager->GetPosition());
}
CAppearanceSet::DeflateRectEx(rcClient, m_rcControlMargin, pTabManager->GetPosition());
int i;
if (!m_bShowTabs)
{
pTabManager->m_rcHeaderRect.SetRectEmpty();
for (i = 0; i < pTabManager->GetItemCount(); i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(i);
pItem->SetRect(CRect(0, 0, 0, 0));
}
for (i = pTabManager->GetNavigateButtonCount() - 1; i >= 0; i--)
pTabManager->GetNavigateButton(i)->SetRect(CRect(0, 0, 0, 0));
return;
}
if (pTabManager->GetLayout() == xtpTabLayoutMultiRow)
{
RepositionTabControlMultiRow(pTabManager, pDC, rcClient);
return;
}
for (i = 0; i < pTabManager->GetItemCount(); i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(i);
pItem->m_nButtonLength = pItem->m_nContentLength =
pItem->IsVisible() ? m_pAppearanceSet->GetButtonLength(pDC, pItem) : 0;
if (pItem->IsVisible())
pItem->m_nButtonLength += m_nButtonExtraLength;
}
pTabManager->m_rcHeaderRect = m_pAppearanceSet->GetHeaderRect(rcClient, pTabManager);
if (pTabManager->GetItemCount() == 0)
{
RepositionNavigateButtons(pTabManager, rcClient);
return;
}
CRect rcHeaderMargin = m_pAppearanceSet->GetHeaderMargin();
int nButtonHeight = m_pAppearanceSet->GetButtonHeight(pTabManager);
if (pTabManager->IsHorizontalPosition())
{
int nTop = rcClient.top + rcHeaderMargin.top;
if (pTabManager->GetPosition() == xtpTabPositionBottom)
{
nTop = rcClient.bottom - nButtonHeight - rcHeaderMargin.top;
}
int nBottom = nTop + nButtonHeight;
if (pTabManager->GetLayout() == xtpTabLayoutSizeToFit)
{
int nWidth = rcClient.Width() - (rcHeaderMargin.right + rcHeaderMargin.left);
for (i = pTabManager->GetNavigateButtonCount() - 1; i >= 0; i--)
pTabManager->GetNavigateButton(i)->AdjustWidth(nWidth);
SizeToFit(pTabManager, nWidth);
}
pTabManager->m_rcHeaderRect = RepositionNavigateButtons(pTabManager, rcClient);
if (pTabManager->m_nHeaderOffset < 0)
{
int nLength = pTabManager->GetItemsLength();
int nNavigateButtonsWidth = pTabManager->m_rcHeaderRect.Width() - rcHeaderMargin.left - rcHeaderMargin.right;
if (nLength + pTabManager->m_nHeaderOffset < nNavigateButtonsWidth)
{
pTabManager->m_nHeaderOffset = min(0, nNavigateButtonsWidth - nLength);
pTabManager->m_rcHeaderRect = RepositionNavigateButtons(pTabManager, rcClient);
}
}
int x = pTabManager->m_rcHeaderRect.left + rcHeaderMargin.left + pTabManager->GetHeaderOffset();
if (pTabManager->GetLayout() == xtpTabLayoutRotated)
{
if (pTabManager->GetPosition() == xtpTabPositionTop)
{
nBottom = pTabManager->m_rcHeaderRect.bottom - rcHeaderMargin.bottom;
}
else
{
nTop = pTabManager->m_rcHeaderRect.top + rcHeaderMargin.bottom;
}
for (i = 0; i < pTabManager->GetItemCount(); i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(i);
if (!pItem->IsVisible()) continue;
if (pTabManager->GetPosition() == xtpTabPositionTop)
{
pItem->SetRect(CRect(x, nBottom - pItem->m_nButtonLength, x + nButtonHeight, nBottom));
}
else
{
pItem->SetRect(CRect(x, nTop, x + nButtonHeight, nTop + pItem->m_nButtonLength));
}
x += nButtonHeight;
}
}
else
{
for (i = 0; i < pTabManager->GetItemCount(); i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(i);
pItem->SetRect(CRect(x, nTop, x + pItem->m_nButtonLength, nBottom));
x += pItem->m_nButtonLength;
}
}
}
else
{
int nLeft = rcClient.left + rcHeaderMargin.top;
if (pTabManager->GetPosition() == xtpTabPositionRight)
{
nLeft = rcClient.right - nButtonHeight - rcHeaderMargin.top;
}
int nRight = nLeft + nButtonHeight;
if (pTabManager->GetLayout() == xtpTabLayoutSizeToFit)
{
int nWidth = rcClient.Height() - (rcHeaderMargin.right + rcHeaderMargin.left);
for (i = pTabManager->GetNavigateButtonCount() - 1; i >= 0; i--)
pTabManager->GetNavigateButton(i)->AdjustWidth(nWidth);
SizeToFit(pTabManager, nWidth);
}
pTabManager->m_rcHeaderRect = RepositionNavigateButtons(pTabManager, rcClient);
if (pTabManager->m_nHeaderOffset < 0)
{
int nLength = pTabManager->GetItemsLength();
int nNavigateButtonsWidth = pTabManager->m_rcHeaderRect.Height() - rcHeaderMargin.left - rcHeaderMargin.right;
if (nLength + pTabManager->m_nHeaderOffset < nNavigateButtonsWidth)
{
pTabManager->m_nHeaderOffset = min(0, nNavigateButtonsWidth - nLength);
pTabManager->m_rcHeaderRect = RepositionNavigateButtons(pTabManager, rcClient);
}
}
int y = pTabManager->m_rcHeaderRect.top + rcHeaderMargin.left + pTabManager->GetHeaderOffset();
if (pTabManager->GetLayout() == xtpTabLayoutRotated)
{
if (pTabManager->GetPosition() == xtpTabPositionLeft)
{
nRight = pTabManager->m_rcHeaderRect.right - rcHeaderMargin.bottom;
}
else
{
nLeft = pTabManager->m_rcHeaderRect.left + rcHeaderMargin.bottom;
}
for (i = 0; i < pTabManager->GetItemCount(); i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(i);
if (!pItem->IsVisible()) continue;
if (pTabManager->GetPosition() == xtpTabPositionLeft)
{
pItem->SetRect(CRect(nRight - pItem->m_nButtonLength, y, nRight, y + nButtonHeight));
}
else
{
pItem->SetRect(CRect(nLeft, y, nLeft + pItem->m_nButtonLength, y + nButtonHeight));
}
y += nButtonHeight;
}
}
else
{
for (i = 0; i < pTabManager->GetItemCount(); i++)
{
CXTPTabManagerItem* pItem = pTabManager->GetItem(i);
pItem->SetRect(CRect(nLeft, y, nRight, y + pItem->m_nButtonLength));
y += pItem->m_nButtonLength;
}
}
}
}