static void
inventory_item_inserted(GwyInventory *inventory,
guint pos,
GtkTreeStore *store)
{
GrainValueStorePrivate *priv;
GwyGrainValue *gvalue;
GwyGrainValueGroup group;
GtkTreeIter siter, iter;
priv = g_object_get_qdata(G_OBJECT(store), priv_quark);
g_return_if_fail(pos >= priv->user_start_pos);
siter = priv->user_group_iter;
gvalue = gwy_inventory_get_nth_item(inventory, pos);
g_return_if_fail(GWY_IS_GRAIN_VALUE(gvalue));
group = gwy_grain_value_get_group(gvalue);
g_return_if_fail(group == GWY_GRAIN_VALUE_GROUP_USER);
gtk_tree_store_insert(store, &iter, &siter, pos - priv->user_start_pos);
gtk_tree_store_set(store, &iter,
GWY_GRAIN_VALUE_STORE_COLUMN_ITEM, gvalue,
GWY_GRAIN_VALUE_STORE_COLUMN_GROUP, group,
-1);
}
int
main(void)
{
gwy_type_init();
printf(file_prologue, generated, id, id, title, title);
const gchar* const *names = gwy_grain_value_list_builtins();
guint nvalues = g_strv_length((gchar**)names);
GwyGrainValue **grainvalues = g_new(GwyGrainValue*, nvalues);
for (guint i = 0; i < nvalues; i++) {
grainvalues[i] = gwy_grain_value_new(names[i]);
g_assert(GWY_IS_GRAIN_VALUE(grainvalues[i]));
}
qsort(grainvalues, nvalues, sizeof(GwyGrainValue*), compare);
GString *str = g_string_new(NULL);
const gchar *processing_group = "NONE";
for (guint i = 0; i < nvalues; i++) {
GwyGrainValue *grainvalue = grainvalues[i];
const gchar *name = gwy_grain_value_get_name(grainvalue);
const gchar *group = gwy_grain_value_get_group(grainvalue);
if (!gwy_strequal(group, processing_group)) {
if (!gwy_strequal(processing_group, "NONE"))
printf(group_epilogue);
g_string_assign(str, group);
make_id(str);
printf(group_prologue, id, str->str, group, group);
processing_group = group;
}
g_string_assign(str, name);
make_id(str);
printf(value_prologue, id, str->str, name);
g_string_assign(str, gwy_grain_value_get_symbol(grainvalue));
convert_pango_to_docbook(str);
make_math(str);
printf("<entry>%s</entry>\n", str->str);
printf("<entry><code>%s</code></entry>",
gwy_grain_value_get_ident(grainvalue));
g_string_assign(str, "");
if (gwy_grain_value_needs_same_units(grainvalue))
append_separated(str, "needs same lateral and value units");
if (gwy_grain_value_is_angle(grainvalue))
append_separated(str, "represents angle in radians");
printf("<entry>%s</entry>\n", str->str);
printf(value_epilogue);
g_object_unref(grainvalue);
}
if (!gwy_strequal(processing_group, "NONE"))
printf(group_epilogue);
printf(file_epilogue);
return 0;
}
static gboolean
find_grain_value(GtkTreeModel *model,
GwyGrainValue *gvalue,
GtkTreeIter *iter)
{
GwyGrainValue *igvalue;
GtkTreeIter siter;
if (!find_grain_group(model, gwy_grain_value_get_group(gvalue), &siter)
|| !gtk_tree_model_iter_children(model, iter, &siter))
return FALSE;
do {
gtk_tree_model_get(model, iter,
GWY_GRAIN_VALUE_STORE_COLUMN_ITEM, &igvalue,
-1);
g_object_unref(igvalue);
if (gvalue == igvalue)
return TRUE;
} while (gtk_tree_model_iter_next(model, iter));
return FALSE;
}
static GtkTreeModel*
gwy_grain_value_tree_model_new(gboolean show_id)
{
GrainValueStorePrivate *priv;
GwyInventory *inventory;
GtkTreeStore *store;
GtkTreeIter siter, iter;
GwyGrainValue *gvalue;
GwyGrainValueGroup group, lastgroup;
guint i, j, n;
if (!priv_quark)
priv_quark = g_quark_from_static_string("gwy-grain-value-chooser-data");
priv = g_new0(GrainValueStorePrivate, 1);
store = gtk_tree_store_new(3,
GWY_TYPE_GRAIN_VALUE,
GWY_TYPE_GRAIN_VALUE_GROUP,
G_TYPE_BOOLEAN);
g_object_set_qdata_full(G_OBJECT(store), priv_quark, priv, g_free);
inventory = gwy_grain_values();
n = gwy_inventory_get_n_items(inventory);
lastgroup = -1;
for (i = j = 0; i < n; i++) {
gvalue = gwy_inventory_get_nth_item(inventory, i);
group = gwy_grain_value_get_group(gvalue);
if (!show_id && group == GWY_GRAIN_VALUE_GROUP_ID)
continue;
if (group != lastgroup) {
gtk_tree_store_insert_after(store, &siter, NULL,
lastgroup != (GwyGrainValueGroup)-1
? &siter
: NULL);
gtk_tree_store_set(store, &siter,
GWY_GRAIN_VALUE_STORE_COLUMN_GROUP, group,
-1);
if (group == GWY_GRAIN_VALUE_GROUP_USER) {
priv->user_group_iter = siter;
priv->user_start_pos = i;
}
lastgroup = group;
j = 0;
}
gtk_tree_store_insert_after(store, &iter, &siter, j ? &iter : NULL);
gtk_tree_store_set(store, &iter,
GWY_GRAIN_VALUE_STORE_COLUMN_ITEM, gvalue,
GWY_GRAIN_VALUE_STORE_COLUMN_GROUP, group,
-1);
j++;
}
/* Ensure User branch is present, even if empty */
if (lastgroup != GWY_GRAIN_VALUE_GROUP_USER) {
group = GWY_GRAIN_VALUE_GROUP_USER;
gtk_tree_store_insert_after(store, &siter, NULL, i ? &siter : NULL);
gtk_tree_store_set(store, &siter,
GWY_GRAIN_VALUE_STORE_COLUMN_GROUP, group,
-1);
priv->user_group_iter = siter;
priv->user_start_pos = i;
}
g_signal_connect(inventory, "item-updated",
G_CALLBACK(inventory_item_updated), store);
g_signal_connect(inventory, "item-inserted",
G_CALLBACK(inventory_item_inserted), store);
g_signal_connect(inventory, "item-deleted",
G_CALLBACK(inventory_item_deleted), store);
g_object_weak_ref(G_OBJECT(store), grain_value_store_finalized, inventory);
return GTK_TREE_MODEL(store);
}
