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don't crash when auto sizing empty grid

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@17888 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2002-11-17 14:30:24 +00:00
parent 51196589e2
commit 3d8ac780e2
1 changed files with 31 additions and 30 deletions
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7
src/generic/grid.cpp
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@@ -9290,11 +9290,12 @@ void wxGrid::AutoSize()
wxSize sizeFit(GetScrollX(size.x + m_extraWidth + 1) * GRID_SCROLL_LINE_X,
GetScrollY(size.y + m_extraHeight + 1) * GRID_SCROLL_LINE_Y);
// distribute the extra space between teh columns/rows to avoid having
// distribute the extra space between the columns/rows to avoid having
// extra white space
// Remove the extra m_extraWidth + 1 added above
wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
if ( diff )
if ( diff && m_numCols )
{
// try to resize the columns uniformly
wxCoord diffPerCol = diff / m_numCols;
@@ -9319,7 +9320,7 @@ void wxGrid::AutoSize()
// same for rows
diff = sizeFit.y - size.y - (m_extraHeight + 1);
if ( diff )
if ( diff && m_numRows )
{
// try to resize the columns uniformly
wxCoord diffPerRow = diff / m_numRows;