TreeViewColumn.cellGetSize
void cellGetSize(gdk.rectangle.Rectangle cellArea, out int xOffset, out int yOffset, out int width, out int height)Obtains the width and height needed to render the column. This is used primarily by the #GtkTreeView.
Parameters
cellArea | The area a cell in the column will be allocated, or null |
xOffset | location to return x offset of a cell relative to cell_area, or null |
yOffset | location to return y offset of a cell relative to cell_area, or null |
width | location to return width needed to render a cell, or null |
height | location to return height needed to render a cell, or null |