void CResizableSheet::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)
{
MinMaxInfo(lpMMI);
CTabCtrl* pTab = GetTabControl();
if (!pTab)
return;
int nCount = GetPageCount();
for (int idx = 0; idx < nCount; ++idx)
{
if (IsWizard()) // wizard mode
{
// use pre-calculated margins
CRect rectExtra(-CPoint(m_sizePageTL), -CPoint(m_sizePageBR));
// add non-client size
::AdjustWindowRectEx(&rectExtra, GetStyle(), !(GetStyle() & WS_CHILD) &&
::IsMenu(GetMenu()->GetSafeHmenu()), GetExStyle());
ChainMinMaxInfo(lpMMI, *GetPage(idx), rectExtra.Size());
}
else // tab mode
{
ChainMinMaxInfoCB(lpMMI, *GetPage(idx));
}
}
}
void CResizableSheetEx::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)
{
MinMaxInfo(lpMMI);
CTabCtrl* pTab = GetTabControl();
if (!pTab)
return;
int nCount = GetPageCount();
for (int idx = 0; idx < nCount; ++idx)
{
if (IsWizard()) // wizard mode
{
// use pre-calculated margins
CRect rectExtra(-CPoint(m_sizePageTL), -CPoint(m_sizePageBR));
// add non-client size
::AdjustWindowRectEx(&rectExtra, GetStyle(), !(GetStyle() & WS_CHILD) &&
::IsMenu(GetMenu()->GetSafeHmenu()), GetExStyle());
ChainMinMaxInfo(lpMMI, *GetPage(idx), rectExtra.Size());
}
else if (IsWizard97()) // wizard 97
{
// use pre-calculated margins
CRect rectExtra(-CPoint(m_sizePageTL), -CPoint(m_sizePageBR));
if (!(GetPage(idx)->m_psp.dwFlags & PSP_HIDEHEADER))
{
// add header vertical offset
CRect rectLine, rectSheet;
GetTotalClientRect(&rectSheet);
GetAnchorPosition(ID_WIZLINEHDR, rectSheet, rectLine);
rectExtra.top = -rectLine.bottom;
}
// add non-client size
::AdjustWindowRectEx(&rectExtra, GetStyle(), !(GetStyle() & WS_CHILD) &&
::IsMenu(GetMenu()->GetSafeHmenu()), GetExStyle());
ChainMinMaxInfo(lpMMI, *GetPage(idx), rectExtra.Size());
}
else // tab mode
{
ChainMinMaxInfoCB(lpMMI, *GetPage(idx));
}
}
}
void CResizableFrame::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)
{
MinMaxInfo(lpMMI);
CView* pView = GetActiveView();
if (pView == NULL)
return;
ChainMinMaxInfo(lpMMI, this, pView);
}
void CResizableMDIChild::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)
{
// MDI should call default implementation
CMDIChildWnd::OnGetMinMaxInfo(lpMMI);
MinMaxInfo(lpMMI);
CWnd* pView = GetDlgItem(AFX_IDW_PANE_FIRST);//GetActiveView();
if (pView != NULL)
ChainMinMaxInfo(lpMMI, this, pView);
}
void CResizableMDIFrame::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)
{
// MDI should call default implementation
CMDIFrameWnd::OnGetMinMaxInfo(lpMMI);
MinMaxInfo(lpMMI);
BOOL bMaximized = FALSE;
CMDIChildWnd* pChild = MDIGetActive(&bMaximized);
if (pChild != NULL && bMaximized)
ChainMinMaxInfo(lpMMI, this, pChild);
}
void CResizableMinMax::ChainMinMaxInfo(LPMINMAXINFO lpMMI, CWnd* pParentFrame, CWnd* pWnd)
{
// get the extra size from child to parent
CRect rectClient, rectWnd;
if ((pParentFrame->GetStyle() & WS_CHILD) && pParentFrame->IsZoomed())
pParentFrame->GetClientRect(rectWnd);
else
pParentFrame->GetWindowRect(rectWnd);
pParentFrame->RepositionBars(0, 0xFFFF,
AFX_IDW_PANE_FIRST, CWnd::reposQuery, rectClient);
CSize sizeExtra = rectWnd.Size() - rectClient.Size();
ChainMinMaxInfo(lpMMI, pWnd->GetSafeHwnd(), sizeExtra);
}
void CResizableSplitterWnd::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)
{
if ((GetStyle() & SPLS_DYNAMIC_SPLIT) &&
GetRowCount() == 1 && GetColumnCount() == 1)
{
CWnd* pPane = GetActivePane();
if (pPane != NULL)
{
// get the extra size from child to parent
CRect rectClient, rectWnd;
GetWindowRect(rectWnd);
pPane->GetWindowRect(rectClient);
CSize sizeExtra = rectWnd.Size() - rectClient.Size();
ChainMinMaxInfo(lpMMI, pPane->m_hWnd, sizeExtra);
}
}
else if (!(GetStyle() & SPLS_DYNAMIC_SPLIT))
{
ASSERT(m_nCols > 0 && m_nRows > 0);
CSize sizeMin(0,0), sizeMax(0,0);
for (int col = 0; col < m_nCols; ++col)
{
// calc min and max width for each column
int min = 0;
int max = LONG_MAX;
for (int row = 0; row < m_nRows; ++row)
{
CWnd* pWnd = GetPane(row, col);
// ask the child window for track size
MINMAXINFO mmiChild = *lpMMI;
mmiChild.ptMinTrackSize.x = 0;
mmiChild.ptMaxTrackSize.x = LONG_MAX;
::SendMessage(pWnd->GetSafeHwnd(), WM_GETMINMAXINFO, 0, (LPARAM)&mmiChild);
max = __min(max, mmiChild.ptMaxTrackSize.x);
min = __max(min, mmiChild.ptMinTrackSize.x);
}
// sum all column widths
if (sizeMax.cx == LONG_MAX || max == LONG_MAX)
sizeMax.cx = LONG_MAX;
else
sizeMax.cx += max + m_cxSplitterGap;
sizeMin.cx += min + m_cxSplitterGap;
}
for (int row = 0; row < m_nRows; ++row)
{
// calc min and max height for each row
int min = 0;
int max = LONG_MAX;
for (int col = 0; col < m_nCols; ++col)
{
CWnd* pWnd = GetPane(row, col);
// ask the child window for track size
MINMAXINFO mmiChild = *lpMMI;
mmiChild.ptMinTrackSize.y = 0;
mmiChild.ptMaxTrackSize.y = LONG_MAX;
::SendMessage(pWnd->GetSafeHwnd(), WM_GETMINMAXINFO, 0, (LPARAM)&mmiChild);
max = __min(max, mmiChild.ptMaxTrackSize.y);
min = __max(min, mmiChild.ptMinTrackSize.y);
}
// sum all row heights
if (sizeMax.cy == LONG_MAX || max == LONG_MAX)
sizeMax.cy = LONG_MAX;
else
sizeMax.cy += max + m_cySplitterGap;
sizeMin.cy += min + m_cySplitterGap;
}
// adjust total size: add the client border and
// we counted one splitter more than necessary
sizeMax.cx += 2*m_cxBorder - m_cxSplitterGap;
sizeMax.cy += 2*m_cyBorder - m_cySplitterGap;
sizeMin.cx += 2*m_cxBorder - m_cxSplitterGap;
sizeMin.cy += 2*m_cyBorder - m_cySplitterGap;
// add non-client size
CRect rectExtra(0,0,0,0);
::AdjustWindowRectEx(&rectExtra, GetStyle(), !(GetStyle() & WS_CHILD) &&
::IsMenu(GetMenu()->GetSafeHmenu()), GetExStyle());
sizeMax += rectExtra.Size();
sizeMin += rectExtra.Size();
// set minmax info
lpMMI->ptMinTrackSize.x = __max(lpMMI->ptMinTrackSize.x, sizeMin.cx);
lpMMI->ptMinTrackSize.y = __max(lpMMI->ptMinTrackSize.y, sizeMin.cy);
lpMMI->ptMaxTrackSize.x = __min(lpMMI->ptMaxTrackSize.x, sizeMax.cx);
lpMMI->ptMaxTrackSize.y = __min(lpMMI->ptMaxTrackSize.y, sizeMax.cy);
}
}
