void wxGridBagSizer::RecalcSizes()
{
if (m_children.GetCount() == 0)
return;
wxPoint pt( GetPosition() );
wxSize sz( GetSize() );
m_rows = m_rowHeights.GetCount();
m_cols = m_colWidths.GetCount();
int idx, width, height;
AdjustForGrowables(sz, m_calculatedMinSize, m_rows, m_cols);
// Find the start positions on the window of the rows and columns
wxArrayInt rowpos;
rowpos.Add(0, m_rows);
int y = pt.y;
for (idx=0; idx < m_rows; idx++)
{
height = m_rowHeights[idx] + m_vgap;
rowpos[idx] = y;
y += height;
}
wxArrayInt colpos;
colpos.Add(0, m_cols);
int x = pt.x;
for (idx=0; idx < m_cols; idx++)
{
width = m_colWidths[idx] + m_hgap;
colpos[idx] = x;
x += width;
}
// Now iterate the children, setting each child's dimensions
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
int row, col, endrow, endcol;
wxGBSizerItem* item = (wxGBSizerItem*)node->GetData();
item->GetPos(row, col);
item->GetEndPos(endrow, endcol);
height = 0;
for(idx=row; idx <= endrow; idx++)
height += m_rowHeights[idx];
height += (endrow - row) * m_vgap; // add a vgap for every row spanned
width = 0;
for (idx=col; idx <= endcol; idx++)
width += m_colWidths[idx];
width += (endcol - col) * m_hgap; // add a hgap for every col spanned
SetItemBounds(item, colpos[col], rowpos[row], width, height);
node = node->GetNext();
}
}
void wxGridBagSizer::RepositionChildren(const wxSize& minSize)
{
// We can't lay out our elements if we don't have at least a single row and
// a single column. Notice that this may happen even if we have some
// children but all of them are hidden, so checking for m_children being
// non-empty is not enough, see #15475.
if ( m_rowHeights.empty() || m_colWidths.empty() )
return;
wxPoint pt( GetPosition() );
wxSize sz( GetSize() );
m_rows = m_rowHeights.GetCount();
m_cols = m_colWidths.GetCount();
int idx, width, height;
AdjustForGrowables(sz, minSize);
// Find the start positions on the window of the rows and columns
wxArrayInt rowpos;
rowpos.Add(0, m_rows);
int y = pt.y;
for (idx=0; idx < m_rows; idx++)
{
height = m_rowHeights[idx] + m_vgap;
rowpos[idx] = y;
y += height;
}
wxArrayInt colpos;
colpos.Add(0, m_cols);
int x = pt.x;
for (idx=0; idx < m_cols; idx++)
{
width = m_colWidths[idx] + m_hgap;
colpos[idx] = x;
x += width;
}
// Now iterate the children, setting each child's dimensions
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
wxGBSizerItem* item = (wxGBSizerItem*)node->GetData();
if ( item->IsShown() )
{
int row, col, endrow, endcol;
item->GetPos(row, col);
item->GetEndPos(endrow, endcol);
height = 0;
for(idx=row; idx <= endrow; idx++)
height += m_rowHeights[idx];
height += (endrow - row) * m_vgap; // add a vgap for every row spanned
width = 0;
for (idx=col; idx <= endcol; idx++)
width += m_colWidths[idx];
width += (endcol - col) * m_hgap; // add a hgap for every col spanned
SetItemBounds(item, colpos[col], rowpos[row], width, height);
}
node = node->GetNext();
}
}
