static ClutterModelIter *
clutter_list_model_iter_copy (ClutterModelIter *iter)
{
ClutterListModelIter *iter_default;
ClutterListModelIter *iter_copy;
ClutterModel *model;
guint row;
iter_default = CLUTTER_LIST_MODEL_ITER (iter);
model = clutter_model_iter_get_model (iter);
row = clutter_model_iter_get_row (iter) - 1;
iter_copy = g_object_new (CLUTTER_TYPE_LIST_MODEL_ITER,
"model", model,
"row", row,
NULL);
/* this is safe, because the seq_iter pointer on the passed
* iterator will be always be overwritten in ::next or ::prev
*/
iter_copy->seq_iter = iter_default->seq_iter;
return CLUTTER_MODEL_ITER (iter_copy);
}
static void
gmc_video_model_iter_get_value (ClutterModelIter *iter,
guint column,
GValue *value)
{
ClutterModel *model;
GmcVideoModelPrivate *priv_model;
gchar *query, *string_value, *tmp;
guint row, uint_value, sort_column;
sqlite3_stmt *statement;
gint error_code;
GType type;
model = clutter_model_iter_get_model (iter);
row = clutter_model_iter_get_row (iter);
priv_model = GMC_VIDEO_MODEL_GET_PRIVATE (model);
query = g_strdup_printf ("SELECT %s FROM %s", clutter_model_get_column_name (model, column), TABLE);
sort_column = clutter_model_get_sorting_column (model);
if (sort_column != -1) {
tmp = g_strdup_printf ("%s ORDER BY %s", query, clutter_model_get_column_name (model, sort_column));
g_free (query);
query = tmp;
}
tmp = g_strdup_printf ("%s LIMIT %d, 1", query, row);
g_free (query);
query = tmp;
error_code = sqlite3_prepare_v2 (priv_model->sql, query, strlen (query), &statement, NULL);
g_free (query);
if (error_code != SQLITE_OK) {
g_critical ("%s [prepare] : %d - %s", G_STRFUNC, error_code, sqlite3_errmsg (priv_model->sql));
return;
}
error_code = sqlite3_step (statement);
if (error_code != SQLITE_ROW) {
g_critical ("%s [step] : %d - %s", G_STRFUNC, error_code, sqlite3_errmsg (priv_model->sql));
return;
}
type = clutter_model_get_column_type (model, column);
switch (type) {
case G_TYPE_STRING:
string_value = (gchar *) sqlite3_column_text (statement, 0);
g_value_set_string (value, string_value);
break;
case G_TYPE_UINT:
uint_value = sqlite3_column_int (statement, 0);
g_value_set_uint (value, uint_value);
break;
}
sqlite3_finalize (statement);
}
static void
on_row_added (ClutterModel *model,
ClutterModelIter *iter,
gpointer dummy)
{
gint i;
gchar *string;
clutter_model_iter_get (iter, COLUMN_FOO, &i, COLUMN_BAR, &string, -1);
g_print ("[row:%02d]: Added: %d, %s\n",
clutter_model_iter_get_row (iter),
i, string);
g_free (string);
}
static gboolean
foreach_func (ClutterModel *model,
ClutterModelIter *iter,
gpointer dummy)
{
gint i;
gchar *string;
clutter_model_iter_get (iter, COLUMN_FOO, &i, COLUMN_BAR, &string, -1);
g_print ("[row:%02d]: Foreach: %d, %s\n",
clutter_model_iter_get_row (iter),
i, string);
g_free (string);
return TRUE;
}
static void
row_removed_cb (ClutterModel *model,
ClutterModelIter *iter,
MxListView *list_view)
{
GList *children;
GList *l;
ClutterActor *child;
if (list_view->priv->is_frozen)
return;
children = clutter_actor_get_children (CLUTTER_ACTOR (list_view));
l = g_list_nth (children, clutter_model_iter_get_row (iter));
child = (ClutterActor *) l->data;
clutter_actor_remove_child (CLUTTER_ACTOR (list_view), child);
g_list_free (children);
}
static ClutterModelIter *
clutter_list_model_iter_prev (ClutterModelIter *iter)
{
ClutterListModelIter *iter_default;
ClutterModelIter *temp_iter;
ClutterModel *model;
GSequenceIter *filter_prev;
guint row;
iter_default = CLUTTER_LIST_MODEL_ITER (iter);
g_assert (iter_default->seq_iter != NULL);
model = clutter_model_iter_get_model (iter);
row = clutter_model_iter_get_row (iter);
filter_prev = g_sequence_iter_prev (iter_default->seq_iter);
g_assert (filter_prev != NULL);
temp_iter = CLUTTER_LIST_MODEL (model)->priv->temp_iter;
while (!g_sequence_iter_is_begin (filter_prev))
{
CLUTTER_LIST_MODEL_ITER (temp_iter)->seq_iter = filter_prev;
if (clutter_model_filter_iter (model, temp_iter))
{
row -= 1;
break;
}
filter_prev = g_sequence_iter_prev (filter_prev);
}
if (g_sequence_iter_is_begin (filter_prev))
row -= 1;
/* update the iterator and return it */
clutter_model_iter_set_row (CLUTTER_MODEL_ITER (iter_default), row);
iter_default->seq_iter = filter_prev;
return CLUTTER_MODEL_ITER (iter_default);
}
static void
print_iter (ClutterModelIter *iter,
const gchar *text)
{
ClutterModel *model;
gint i;
gchar *string;
model = clutter_model_iter_get_model (iter);
clutter_model_iter_get (iter, COLUMN_FOO, &i, COLUMN_BAR, &string, -1);
g_print ("[row:%02d]: %s: (%s: %d), (%s: %s)\n",
clutter_model_iter_get_row (iter),
text,
clutter_model_get_column_name (model, COLUMN_FOO), i,
clutter_model_get_column_name (model, COLUMN_BAR), string);
g_free (string);
}
static ClutterModelIter *
gmc_video_model_iter_next (ClutterModelIter *iter)
{
ClutterModel *model;
guint row, n_rows;
model = clutter_model_iter_get_model (iter);
row = clutter_model_iter_get_row (iter);
n_rows = clutter_model_get_n_rows (model);
g_object_unref (iter);
if (row == (n_rows - 1)) {
return NULL;
}
iter = g_object_new (GMC_TYPE_VIDEO_MODEL_ITER,
"model", model,
"row", row + 1,
NULL);
return iter;
}
