+ nYy = nOS2Height - (nYy + nHeight);
+ nYOffset = nYy + nHeight;
+ }
+ else
+ {
+ RECTL vRect;
+
+ ::WinQueryWindowRect(HWND_DESKTOP, &vRect);
+ nYy = vRect.yTop - (nYy + nHeight);
+ }
+ ::WinSetWindowPos( GetHwnd()
+ ,HWND_TOP
+ ,(LONG)nXx
+ ,(LONG)nYy
+ ,(LONG)nWidth
+ ,(LONG)nHeight
+ ,SWP_ZORDER | SWP_SIZE | SWP_MOVE | SWP_SHOW
+ );
+
+ //
+ // Now position all the buttons: the current button will be put at
+ // wxPoint(x_offset, y_offset) and the new row/column will start at
+ // startX/startY. The size of all buttons will be the same wxSize(maxWidth,
+ // maxHeight) except for the buttons in the last column which should extend
+ // to the right border of radiobox and thus can be wider than this.
+ //
+ // Also, remember that wxRA_SPECIFY_COLS means that we arrange buttons in
+ // left to right order and m_majorDim is the number of columns while
+ // wxRA_SPECIFY_ROWS means that the buttons are arranged top to bottom and
+ // m_majorDim is the number of rows.
+ //
+ nXOffset += nCx1;
+ nYOffset -= (nMaxHeight + ((3*nCy1)/2));
+
+ nStartX = nXOffset;
+ nStartY = nYOffset;
+
+ for (int i = 0; i < m_nNoItems; i++)
+ {
+ //
+ // The last button in the row may be wider than the other ones as the
+ // radiobox may be wider than the sum of the button widths (as it
+ // happens, for example, when the radiobox label is very long)
+ //
+ bool bIsLastInTheRow;
+
+ if (m_windowStyle & wxRA_SPECIFY_COLS)
+ {
+ //
+ // Item is the last in its row if it is a multiple of the number of
+ // columns or if it is just the last item
+ //
+ int n = i + 1;
+
+ bIsLastInTheRow = ((n % m_nMajorDim) == 0) || (n == m_nNoItems);
+ }
+ else // winRA_SPECIFY_ROWS
+ {
+ //
+ // Item is the last in the row if it is in the last columns
+ //
+ bIsLastInTheRow = i >= (m_nNoItems/m_nMajorDim) * m_nMajorDim;
+ }
+
+ //
+ // Is this the start of new row/column?
+ //
+ if (i && (i % m_nMajorDim == 0))
+ {
+ if (m_windowStyle & wxRA_SPECIFY_ROWS)
+ {
+
+ //
+ // Start of new column
+ //
+ nYOffset = nStartY;
+ nXOffset += nMaxWidth + nCx1;
+ }
+ else // start of new row
+ {
+ nXOffset = nStartX;
+ nYOffset -= nMaxHeight;
+ if (m_pnRadioWidth[0] > 0L)
+ nYOffset -= nCy1/2;
+ }
+ }
+
+ int nWidthBtn;
+
+ if (bIsLastInTheRow)
+ {
+ //
+ // Make the button go to the end of radio box
+ //
+ nWidthBtn = nStartX + nWidth - nXOffset - (2 * nCx1);
+ if (nWidthBtn < nMaxWidth)
+ nWidthBtn = nMaxWidth;
+ }
+ else
+ {
+ //
+ // Normal button, always of the same size
+ //
+ nWidthBtn = nMaxWidth;
+ }