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Added warnings to GtkCellLayout when api is accessed and there is no GtkCellArea to operate on.

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This commit is contained in:
Tristan Van Berkom 2011-01-13 21:33:36 +09:00
parent eaca2ea5e8
commit 66593ef569
1 changed files with 36 additions and 11 deletions
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27
gtk/gtkcelllayout.c
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@ -93,6 +93,8 @@
#include "gtkbuilderprivate.h"
#include "gtkintl.h"
#define warn_no_cell_area(func) \
g_warning ("%s: Called but no GtkCellArea is available yet", func)
typedef GtkCellLayoutIface GtkCellLayoutInterface;
G_DEFINE_INTERFACE (GtkCellLayout, gtk_cell_layout, G_TYPE_OBJECT);
@ -134,7 +136,6 @@ gtk_cell_layout_default_init (GtkCellLayoutIface *iface)
iface->get_cells = gtk_cell_layout_default_get_cells;
}
/* Default implementation is to fall back on an underlying cell area */
static void
gtk_cell_layout_default_pack_start (GtkCellLayout *cell_layout,
@ -150,7 +151,10 @@ gtk_cell_layout_default_pack_start (GtkCellLayout *cell_layout,
{
area = iface->get_area (cell_layout);
if (area)
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (area), cell, expand);
else
warn_no_cell_area ("GtkCellLayoutIface->pack_start()");
}
}
@ -168,7 +172,10 @@ gtk_cell_layout_default_pack_end (GtkCellLayout *cell_layout,
{
area = iface->get_area (cell_layout);
if (area)
gtk_cell_layout_pack_end (GTK_CELL_LAYOUT (area), cell, expand);
else
warn_no_cell_area ("GtkCellLayoutIface->pack_end()");
}
}
@ -184,7 +191,10 @@ gtk_cell_layout_default_clear (GtkCellLayout *cell_layout)
{
area = iface->get_area (cell_layout);
if (area)
gtk_cell_layout_clear (GTK_CELL_LAYOUT (area));
else
warn_no_cell_area ("GtkCellLayoutIface->clear()");
}
}
@ -203,7 +213,10 @@ gtk_cell_layout_default_add_attribute (GtkCellLayout *cell_layout,
{
area = iface->get_area (cell_layout);
if (area)
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (area), cell, attribute, column);
else
warn_no_cell_area ("GtkCellLayoutIface->add_attribute()");
}
}
@ -223,9 +236,12 @@ gtk_cell_layout_default_set_cell_data_func (GtkCellLayout *cell_layout,
{
area = iface->get_area (cell_layout);
if (area)
_gtk_cell_area_set_cell_data_func_with_proxy (area, cell,
(GFunc)func, func_data, destroy,
cell_layout);
else
warn_no_cell_area ("GtkCellLayoutIface->set_cell_data_func()");
}
}
@ -242,7 +258,10 @@ gtk_cell_layout_default_clear_attributes (GtkCellLayout *cell_layout,
{
area = iface->get_area (cell_layout);
if (area)
gtk_cell_layout_clear_attributes (GTK_CELL_LAYOUT (area), cell);
else
warn_no_cell_area ("GtkCellLayoutIface->clear_attributes()");
}
}
@ -260,7 +279,10 @@ gtk_cell_layout_default_reorder (GtkCellLayout *cell_layout,
{
area = iface->get_area (cell_layout);
if (area)
gtk_cell_layout_reorder (GTK_CELL_LAYOUT (area), cell, position);
else
warn_no_cell_area ("GtkCellLayoutIface->reorder()");
}
}
@ -276,7 +298,10 @@ gtk_cell_layout_default_get_cells (GtkCellLayout *cell_layout)
{
area = iface->get_area (cell_layout);
if (area)
return gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (area));
else
warn_no_cell_area ("GtkCellLayoutIface->get_cells()");
}
return NULL;
}