void CGuiSplitterWnd::OnPaint()
{
//vil plagio del original
ASSERT_VALID(this);
CPaintDC dc(this);
CRect rectClient;
GetClientRect(&rectClient);
rectClient.InflateRect(-m_cxBorder, -m_cyBorder);
CRect rectInside;
GetInsideRect(rectInside);
// draw the splitter boxes
if (m_bHasVScroll && m_nRows < m_nMaxRows)
{
OnDrawSplitter(&dc, splitBox,
CRect(rectInside.right , rectClient.top,
rectClient.right, rectClient.top + m_cySplitter));
}
if (m_bHasHScroll && m_nCols < m_nMaxCols)
{
OnDrawSplitter(&dc, splitBox,
CRect(rectClient.left, rectInside.bottom,
rectClient.left + m_cxSplitter, rectClient.bottom));
}
// extend split bars to window border (past margins)
DrawAllSplitBars(&dc, rectInside.right, rectInside.bottom);
}
void CSplitterWndEx::RecalcLayout()
{
ASSERT_VALID(this);
ASSERT(m_nRows > 0 && m_nCols > 0); // must have at least one pane
CRect rectClient;
GetClientRect(rectClient);
rectClient.InflateRect(-m_cxBorder, -m_cyBorder);
rectClient.top += m_upBorder;
CRect rectInside;
GetInsideRect(rectInside);
// layout columns (restrict to possible sizes)
LayoutRowCol(m_pColInfo, m_nCols, rectInside.Width(), m_cxSplitterGap);
LayoutRowCol(m_pRowInfo, m_nRows, rectInside.Height(), m_cySplitterGap);
// adjust the panes (and optionally scroll bars)
// give the hint for the maximum number of HWNDs
AFX_SIZEPARENTPARAMS layout;
layout.hDWP = ::BeginDeferWindowPos((m_nCols + 1) * (m_nRows + 1) + 1);
// size of scrollbars
int cx = (rectClient.right - rectInside.right - bNotWin4);// - afxData.bNotWin4;
int cy = (rectClient.bottom - rectInside.bottom - bNotWin4);// - afxData.bNotWin4;
// reposition size box
if (m_bHasHScroll && m_bHasVScroll) {
CWnd* pScrollBar = GetDlgItem(AFX_IDW_SIZE_BOX);
ASSERT(pScrollBar != NULL);
// fix style if necessary
BOOL bSizingParent = (GetSizingParent() != NULL);
// modifyStyle returns TRUE if style changes
if (pScrollBar->ModifyStyle(SBS_SIZEGRIP|SBS_SIZEBOX,
bSizingParent ? SBS_SIZEGRIP : SBS_SIZEBOX))
pScrollBar->Invalidate();
pScrollBar->EnableWindow(bSizingParent);
// reposition the size box
DeferClientPos(&layout, pScrollBar,
rectInside.right + bNotWin4,
rectInside.bottom + bNotWin4, cx, cy, TRUE);
}
// reposition scroll bars
if (m_bHasHScroll) {
int cxSplitterBox = m_cxSplitter + bNotWin4;// split box bigger
int x = rectClient.left;
int y = rectInside.bottom + bNotWin4;
for (int col = 0; col < m_nCols; col++) {
CWnd* pScrollBar = GetDlgItem(AFX_IDW_HSCROLL_FIRST + col);
ASSERT(pScrollBar != NULL);
int cx = m_pColInfo[col].nCurSize;
if (col == 0 && m_nCols < m_nMaxCols)
x += cxSplitterBox, cx -= cxSplitterBox;
DeferClientPos(&layout, pScrollBar, x, y, cx, cy, TRUE);
x += cx + m_cxSplitterGap;
}
}
if (m_bHasVScroll) {
int cySplitterBox = m_cySplitter + bNotWin4;// split box bigger
int x = rectInside.right + bNotWin4;
int y = rectClient.top;
for (int row = 0; row < m_nRows; row++)
{
CWnd* pScrollBar = GetDlgItem(AFX_IDW_VSCROLL_FIRST + row);
ASSERT(pScrollBar != NULL);
int cy = m_pRowInfo[row].nCurSize;
if (row == 0 && m_nRows < m_nMaxRows)
y += cySplitterBox, cy -= cySplitterBox;
DeferClientPos(&layout, pScrollBar, x, y, cx, cy, TRUE);
y += cy + m_cySplitterGap;
}
}
//BLOCK: Reposition all the panes
{
int x = rectClient.left;
for (int col = 0; col < m_nCols; col++) {
int cx = m_pColInfo[col].nCurSize;
int y = rectClient.top;
for (int row = 0; row < m_nRows; row++) {
int cy = m_pRowInfo[row].nCurSize;
CWnd* pWnd = GetPane(row, col);
DeferClientPos(&layout, pWnd, x, y, cx, cy, FALSE);
y += cy + m_cySplitterGap;
}
x += cx + m_cxSplitterGap;
}
}
// move and resize all the windows at once!
if (layout.hDWP == NULL || !::EndDeferWindowPos(layout.hDWP))
TRACE0("Warning: DeferWindowPos failed - low system resources.\n");
// invalidate all the splitter bars (with NULL pDC)
DrawAllSplitBars(NULL, rectInside.right, rectInside.bottom);
}