Virtual Method
Gtk.CellArea.get_preferred_width_for_height
Declaration [src]
void
get_preferred_width_for_height (
GtkCellArea* area,
GtkCellAreaContext* context,
GtkWidget* widget,
int height,
int* minimum_width,
int* natural_width
)
Description [src]
Retrieves a cell area’s minimum and natural width if it would be given
the specified height
.
area
stores some geometrical information in context
along the way
while calling gtk_cell_area_get_preferred_height()
. It’s important to
perform a series of gtk_cell_area_get_preferred_height()
requests with
context
first and then call gtk_cell_area_get_preferred_width_for_height()
on each cell area individually to get the height for width of each
fully requested row.
If at some point, the height of a single row changes, it should be
requested with gtk_cell_area_get_preferred_height()
again and then
the full height of the requested rows checked again with
gtk_cell_area_context_get_preferred_height()
.
Parameters
context |
GtkCellAreaContext |
the |
|
Ownership is not transferred to the callee | |
widget |
GtkWidget |
the |
|
Ownership is not transferred to the callee | |
height |
int |
the height for which to check the width of this area |
|
minimum_width |
int* |
location to store the minimum width, or |
|
Direction: out | |
Ownership of the data is transferred to the callee | |
natural_width |
int* |
location to store the natural width, or |
|
Direction: out | |
Ownership of the data is transferred to the callee |