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pdb: add proper error messages for gimp_image_reorder_item()

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This commit is contained in:
Michael Natterer 2010-08-31 17:07:27 +02:00
parent b24de26791
commit ab852d7409
4 changed files with 94 additions and 20 deletions
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83
app/pdb/gimppdb-utils.c
View file

@ -315,7 +315,7 @@ gimp_pdb_item_is_attached (GimpItem *item,
if (! gimp_item_is_attached (item))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Item '%s' (%d) can not be used because it has not "
_("Item '%s' (%d) cannot be used because it has not "
"been added to an image"),
gimp_object_get_name (item),
gimp_item_get_ID (item));
@ -325,7 +325,7 @@ gimp_pdb_item_is_attached (GimpItem *item,
if (image && image != gimp_item_get_image (item))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Item '%s' (%d) can not be used because it is "
_("Item '%s' (%d) cannot be used because it is "
"attached to another image"),
gimp_object_get_name (item),
gimp_item_get_ID (item));
@ -354,7 +354,7 @@ gimp_pdb_item_is_in_tree (GimpItem *item,
if (! gimp_item_get_tree (item))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Item '%s' (%d) can not be used because it is not "
_("Item '%s' (%d) cannot be used because it is not "
"a direct child of an item tree"),
gimp_object_get_name (item),
gimp_item_get_ID (item));
@ -364,6 +364,61 @@ gimp_pdb_item_is_in_tree (GimpItem *item,
return TRUE;
}
gboolean
gimp_pdb_item_is_in_same_tree (GimpItem *item,
GimpItem *item2,
GimpImage *image,
GError **error)
{
g_return_val_if_fail (GIMP_IS_ITEM (item), FALSE);
g_return_val_if_fail (GIMP_IS_ITEM (item2), FALSE);
g_return_val_if_fail (image == NULL || GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (! gimp_pdb_item_is_in_tree (item, image, FALSE, error) ||
! gimp_pdb_item_is_in_tree (item2, image, FALSE, error))
return FALSE;
if (gimp_item_get_tree (item) != gimp_item_get_tree (item2))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Items '%s' (%d) and '%s' (%d) cannot be used "
"because they are not part of the same item tree"),
gimp_object_get_name (item),
gimp_item_get_ID (item),
gimp_object_get_name (item2),
gimp_item_get_ID (item2));
return FALSE;
}
return TRUE;
}
gboolean
gimp_pdb_item_is_not_ancestor (GimpItem *item,
GimpItem *not_descendant,
GError **error)
{
g_return_val_if_fail (GIMP_IS_ITEM (item), FALSE);
g_return_val_if_fail (GIMP_IS_ITEM (not_descendant), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (gimp_viewable_is_ancestor (GIMP_VIEWABLE (item),
GIMP_VIEWABLE (not_descendant)))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Item '%s' (%d) must not be an ancestor of "
"'%s' (%d)"),
gimp_object_get_name (item),
gimp_item_get_ID (item),
gimp_object_get_name (not_descendant),
gimp_item_get_ID (not_descendant));
return FALSE;
}
return TRUE;
}
gboolean
gimp_pdb_item_is_floating (GimpItem *item,
GimpImage *dest_image,
@ -413,6 +468,26 @@ gimp_pdb_item_is_writable (GimpItem *item,
return TRUE;
}
gboolean
gimp_pdb_item_is_group (GimpItem *item,
GError **error)
{
g_return_val_if_fail (GIMP_IS_ITEM (item), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (! gimp_viewable_get_children (GIMP_VIEWABLE (item)))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Item '%s' (%d) cannot be used because it is "
"not a group item"),
gimp_object_get_name (item),
gimp_item_get_ID (item));
return FALSE;
}
return TRUE;
}
gboolean
gimp_pdb_item_is_not_group (GimpItem *item,
GError **error)
@ -444,7 +519,7 @@ gimp_pdb_layer_is_text_layer (GimpLayer *layer,
if (! gimp_drawable_is_text_layer (GIMP_DRAWABLE (layer)))
{
g_set_error (error, GIMP_PDB_ERROR, GIMP_PDB_INVALID_ARGUMENT,
_("Layer '%s' (%d) can not be used because it is not "
_("Layer '%s' (%d) cannot be used because it is not "
"a text layer"),
gimp_object_get_name (layer),
gimp_item_get_ID (GIMP_ITEM (layer)));

9
app/pdb/gimppdb-utils.h
View file

@ -56,11 +56,20 @@ gboolean gimp_pdb_item_is_in_tree (GimpItem *item,
GimpImage *image,
gboolean writable,
GError **error);
gboolean gimp_pdb_item_is_in_same_tree (GimpItem *item,
GimpItem *item2,
GimpImage *image,
GError **error);
gboolean gimp_pdb_item_is_not_ancestor (GimpItem *item,
GimpItem *not_descendant,
GError **error);
gboolean gimp_pdb_item_is_floating (GimpItem *item,
GimpImage *dest_image,
GError **error);
gboolean gimp_pdb_item_is_writable (GimpItem *item,
GError **error);
gboolean gimp_pdb_item_is_group (GimpItem *item,
GError **error);
gboolean gimp_pdb_item_is_not_group (GimpItem *item,
GError **error);

11
app/pdb/image-cmds.c
View file

@ -1246,14 +1246,9 @@ image_reorder_item_invoker (GimpProcedure *procedure,
{
if (gimp_pdb_item_is_in_tree (item, image, FALSE, error) &&
(parent == NULL ||
gimp_pdb_item_is_in_tree (parent, image, FALSE, error)) &&
(parent == NULL ||
gimp_item_get_tree (item) == gimp_item_get_tree (parent)) &&
(parent == NULL ||
gimp_viewable_get_children (GIMP_VIEWABLE (parent))) &&
(parent == NULL ||
! gimp_viewable_is_ancestor (GIMP_VIEWABLE (item),
GIMP_VIEWABLE (parent))))
(gimp_pdb_item_is_in_same_tree (item, parent, image, error) &&
gimp_pdb_item_is_group (parent, error) &&
gimp_pdb_item_is_not_ancestor (item, parent, error))))
{
success = gimp_image_reorder_item (image, item, parent, position,
TRUE, NULL);

11
tools/pdbgen/pdb/image.pdb
View file

@ -903,14 +903,9 @@ HELP
{
if (gimp_pdb_item_is_in_tree (item, image, FALSE, error) &&
(parent == NULL ||
gimp_pdb_item_is_in_tree (parent, image, FALSE, error)) &&
(parent == NULL ||
gimp_item_get_tree (item) == gimp_item_get_tree (parent)) &&
(parent == NULL ||
gimp_viewable_get_children (GIMP_VIEWABLE (parent))) &&
(parent == NULL ||
! gimp_viewable_is_ancestor (GIMP_VIEWABLE (item),
GIMP_VIEWABLE (parent))))
(gimp_pdb_item_is_in_same_tree (item, parent, image, error) &&
gimp_pdb_item_is_group (parent, error) &&
gimp_pdb_item_is_not_ancestor (item, parent, error))))
{
success = gimp_image_reorder_item (image, item, parent, position,
TRUE, NULL);