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authorDavid Robillard <d@drobilla.net>2015-10-10 03:14:17 +0000
committerDavid Robillard <d@drobilla.net>2015-10-10 03:14:17 +0000
commitfecfdd11d369541bafdd89d23871cacc0f80b1b4 (patch)
tree0e77727f7d471ebf79fdd3344088d0db5df5292b /src/jalv_gtk.c
parentc9610bf31995a51b61cf2bedb8855b00e3132518 (diff)
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Support numeric plugin properties
git-svn-id: http://svn.drobilla.net/lad/trunk/jalv@5762 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/jalv_gtk.c')
-rw-r--r--src/jalv_gtk.c375
1 files changed, 241 insertions, 134 deletions
diff --git a/src/jalv_gtk.c b/src/jalv_gtk.c
index 4f45c92..141eee5 100644
--- a/src/jalv_gtk.c
+++ b/src/jalv_gtk.c
@@ -25,16 +25,101 @@
static GtkCheckMenuItem* active_preset_item = NULL;
-typedef struct {
- Jalv* jalv;
- LilvNode* property;
-} PropertyRecord;
-
+/** Widget for a control. */
typedef struct {
GtkSpinButton* spin;
GtkWidget* control;
} Controller;
+/** Type of plugin control. */
+typedef enum {
+ PORT, ///< Control port
+ PROPERTY ///< Property (set via atom message)
+} ControlType;
+
+/** Plugin control. */
+typedef struct {
+ Jalv* jalv;
+ ControlType type;
+ LilvNode* property; ///< Iff type == PROPERTY
+ uint32_t index; ///< Iff type == PORT
+ Controller* widget; ///< Control Widget
+ GHashTable* points; ///< Scale points
+ LilvNode* value_type; ///< Type of control value
+ LilvNode* min; ///< Minimum value
+ LilvNode* max; ///< Maximum value
+ LilvNode* def; ///< Default value
+ bool is_toggle; ///< Boolean (0 and 1 only)
+ bool is_integer; ///< Integer values only
+ bool is_enumeration; ///< Point values only
+ bool is_logarithmic; ///< Logarithmic scale
+} ControlID;
+
+static ControlID*
+new_port_control(Jalv* jalv, uint32_t index)
+{
+ struct Port* port = &jalv->ports[index];
+ const LilvPort* lport = port->lilv_port;
+ const LilvPlugin* plug = jalv->plugin;
+ const JalvNodes* nodes = &jalv->nodes;
+
+ ControlID* id = (ControlID*)calloc(1, sizeof(ControlID));
+ id->jalv = jalv;
+ id->type = PORT;
+ id->index = index;
+ id->is_toggle = lilv_port_has_property(plug, lport, nodes->lv2_toggled);
+ id->is_integer = lilv_port_has_property(plug, lport, nodes->lv2_integer);
+ id->is_enumeration = lilv_port_has_property(plug, lport, nodes->lv2_enumeration);
+ id->is_logarithmic = lilv_port_has_property(plug, lport, nodes->pprops_logarithmic);
+
+ lilv_port_get_range(plug, lport, &id->def, &id->min, &id->max);
+ if (lilv_port_has_property(plug, lport, jalv->nodes.lv2_sampleRate)) {
+ /* Adjust range for lv2:sampleRate controls */
+ if (lilv_node_is_float(id->min)) {
+ const float min = lilv_node_as_float(id->min) * jalv->sample_rate;
+ lilv_node_free(id->min);
+ id->min = lilv_new_float(jalv->world, min);
+ }
+ if (lilv_node_is_float(id->max)) {
+ const float max = lilv_node_as_float(id->max) * jalv->sample_rate;
+ lilv_node_free(id->max);
+ id->max = lilv_new_float(jalv->world, max);
+ }
+ }
+
+ return id;
+}
+
+static bool
+has_range(Jalv* jalv, const LilvNode* subject, const LilvNode* range)
+{
+ return lilv_world_ask(jalv->world, subject, jalv->nodes.rdfs_range, range);
+}
+
+static ControlID*
+new_property_control(Jalv* jalv, const LilvNode* property)
+{
+ ControlID* id = (ControlID*)calloc(1, sizeof(ControlID));
+ id->jalv = jalv;
+ id->type = PROPERTY;
+ id->property = lilv_node_duplicate(property);
+
+ id->min = lilv_world_get(jalv->world, property, jalv->nodes.lv2_minimum, NULL);
+ id->max = lilv_world_get(jalv->world, property, jalv->nodes.lv2_maximum, NULL);
+ id->def = lilv_world_get(jalv->world, property, jalv->nodes.lv2_default, NULL);
+
+ if (has_range(jalv, property, jalv->nodes.atom_Path)) {
+ id->value_type = jalv->nodes.atom_Path;
+ } else if (has_range(jalv, property, jalv->nodes.atom_Float)) {
+ id->value_type = jalv->nodes.atom_Float;
+ } else {
+ fprintf(stderr, "Unknown value type for property <%s>\n",
+ lilv_node_as_string(property));
+ }
+
+ return id;
+}
+
static GtkWidget*
new_box(gboolean horizontal, gint spacing)
{
@@ -514,49 +599,91 @@ jalv_ui_port_event(Jalv* jalv,
}
}
+static void
+set_control(const ControlID* control,
+ uint32_t size,
+ LV2_URID type,
+ const void* body)
+{
+ Jalv* jalv = control->jalv;
+ if (control->type == PORT && type == jalv->forge.Float) {
+ struct Port* port = &control->jalv->ports[control->index];
+ port->control = *(float*)body;
+ } else if (control->type == PROPERTY) {
+ // Copy forge since it is used by process thread
+ LV2_Atom_Forge forge = jalv->forge;
+ LV2_Atom_Forge_Frame frame;
+ uint8_t buf[1024];
+ lv2_atom_forge_set_buffer(&forge, buf, sizeof(buf));
+
+ lv2_atom_forge_object(&forge, &frame, 0, jalv->urids.patch_Set);
+ lv2_atom_forge_key(&forge, jalv->urids.patch_property);
+ lv2_atom_forge_urid(
+ &forge, jalv->map.map(jalv, lilv_node_as_uri(control->property)));
+ lv2_atom_forge_key(&forge, jalv->urids.patch_value);
+ lv2_atom_forge_atom(&forge, size, type);
+ lv2_atom_forge_write(&forge, body, size);
+
+ const LV2_Atom* atom = lv2_atom_forge_deref(&forge, frame.ref);
+ jalv_ui_write(jalv,
+ jalv->control_in,
+ lv2_atom_total_size(atom),
+ jalv->urids.atom_eventTransfer,
+ atom);
+ }
+}
+
+static void
+set_float_control(const ControlID* control, float value)
+{
+ set_control(control, sizeof(float), control->jalv->forge.Float, &value);
+}
+
static gboolean
scale_changed(GtkRange* range, gpointer data)
{
- struct Port* port = (struct Port*)data;
- port->control = gtk_range_get_value(range);
- gtk_spin_button_set_value(
- GTK_SPIN_BUTTON(((Controller*)port->widget)->spin), port->control);
+ const ControlID* control = (const ControlID*)data;
+ const double value = gtk_range_get_value(range);
+ set_float_control(control, value);
+ gtk_spin_button_set_value(GTK_SPIN_BUTTON(control->widget->spin), value);
return FALSE;
}
static gboolean
spin_changed(GtkSpinButton* spin, gpointer data)
{
- struct Port* port = (struct Port*)data;
- port->control = gtk_spin_button_get_value(spin);
- gtk_range_set_value(
- GTK_RANGE(((Controller*)port->widget)->control), port->control);
+ const ControlID* control = (const ControlID*)data;
+ const double value = gtk_spin_button_get_value(spin);
+ set_float_control(control, value);
+ gtk_range_set_value(GTK_RANGE(control->widget->control), value);
return FALSE;
}
static gboolean
log_scale_changed(GtkRange* range, gpointer data)
{
- struct Port* port = (struct Port*)data;
- port->control = expf(gtk_range_get_value(range));
- gtk_spin_button_set_value(
- GTK_SPIN_BUTTON(((Controller*)port->widget)->spin), port->control);
+ const ControlID* control = (const ControlID*)data;
+ const double value = expf(gtk_range_get_value(range));
+ set_float_control(control, value);
+ gtk_spin_button_set_value(GTK_SPIN_BUTTON(control->widget->control), value);
return FALSE;
}
static gboolean
log_spin_changed(GtkSpinButton* spin, gpointer data)
{
- struct Port* port = (struct Port*)data;
- port->control = gtk_spin_button_get_value(spin);
- gtk_range_set_value(
- GTK_RANGE(((Controller*)port->widget)->control), logf(port->control));
+ const ControlID* control = (const ControlID*)data;
+ const double value = gtk_spin_button_get_value(spin);
+ set_float_control(control, value);
+ gtk_range_set_value(GTK_RANGE(control->widget->control), logf(value));
return FALSE;
}
static void
combo_changed(GtkComboBox* box, gpointer data)
{
+ const ControlID* control = (const ControlID*)data;
+
GtkTreeIter iter;
if (gtk_combo_box_get_active_iter(box, &iter)) {
GtkTreeModel* model = gtk_combo_box_get_model(box);
@@ -566,15 +693,16 @@ combo_changed(GtkComboBox* box, gpointer data)
const double v = g_value_get_double(&value);
g_value_unset(&value);
- ((struct Port*)data)->control = v;
+ set_float_control(control, v);
}
}
static gboolean
toggle_changed(GtkToggleButton* button, gpointer data)
{
- float fval = gtk_toggle_button_get_active(button) ? 1.0f : 0.0f;
- ((struct Port*)data)->control = fval;
+ const ControlID* control = (const ControlID*)data;
+ const float value = gtk_toggle_button_get_active(button) ? 1.0f : 0.0f;
+ set_float_control(control, value);
return FALSE;
}
@@ -582,30 +710,12 @@ static void
file_changed(GtkFileChooserButton* widget,
gpointer data)
{
- PropertyRecord* record = (PropertyRecord*)data;
- Jalv* jalv = record->jalv;
- const char* property = lilv_node_as_uri(record->property);
- const char* filename = gtk_file_chooser_get_filename(
+ ControlID* record = (ControlID*)data;
+ Jalv* jalv = record->jalv;
+ const char* filename = gtk_file_chooser_get_filename(
GTK_FILE_CHOOSER(widget));
- // Copy forge since it is used by process thread
- LV2_Atom_Forge forge = jalv->forge;
- LV2_Atom_Forge_Frame frame;
- uint8_t buf[1024];
- lv2_atom_forge_set_buffer(&forge, buf, sizeof(buf));
-
- lv2_atom_forge_object(&forge, &frame, 0, jalv->urids.patch_Set);
- lv2_atom_forge_key(&forge, jalv->urids.patch_property);
- lv2_atom_forge_urid(&forge, jalv->map.map(jalv, property));
- lv2_atom_forge_key(&forge, jalv->urids.patch_value);
- lv2_atom_forge_path(&forge, filename, strlen(filename));
-
- const LV2_Atom* atom = lv2_atom_forge_deref(&forge, frame.ref);
- jalv_ui_write(jalv,
- jalv->control_in,
- lv2_atom_total_size(atom),
- jalv->urids.atom_eventTransfer,
- atom);
+ set_control(record, strlen(filename), jalv->forge.Path, filename);
}
static gint
@@ -625,7 +735,7 @@ drcmp(gconstpointer a, gconstpointer b)
}
static Controller*
-make_controller(GtkSpinButton* spin, GtkWidget* control)
+new_controller(GtkSpinButton* spin, GtkWidget* control)
{
Controller* controller = (Controller*)malloc(sizeof(Controller));
controller->spin = spin;
@@ -634,9 +744,9 @@ make_controller(GtkSpinButton* spin, GtkWidget* control)
}
static Controller*
-make_combo(struct Port* port, GHashTable* points)
+make_combo(ControlID* record, float value)
{
- GList* list = g_hash_table_get_keys(points);
+ GList* list = g_hash_table_get_keys(record->points);
GtkListStore* list_store = gtk_list_store_new(
2, G_TYPE_DOUBLE, G_TYPE_STRING);
gint active = -1, count = 0;
@@ -645,9 +755,9 @@ make_combo(struct Port* port, GHashTable* points)
gtk_list_store_append(list_store, &iter);
gtk_list_store_set(list_store, &iter,
0, *(double*)cur->data,
- 1, g_hash_table_lookup(points, cur->data),
+ 1, g_hash_table_lookup(record->points, cur->data),
-1);
- if (fabs(port->control - *(double*)cur->data) < FLT_EPSILON) {
+ if (fabs(value - *(double*)cur->data) < FLT_EPSILON) {
active = count;
}
}
@@ -662,9 +772,9 @@ make_combo(struct Port* port, GHashTable* points)
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo), cell, "text", 1, NULL);
g_signal_connect(G_OBJECT(combo),
- "changed", G_CALLBACK(combo_changed), port);
+ "changed", G_CALLBACK(combo_changed), record);
- return make_controller(NULL, combo);
+ return new_controller(NULL, combo);
}
static void
@@ -676,77 +786,95 @@ add_mark(gdouble key, const gchar* value, void* scale)
}
static Controller*
-make_log_slider(struct Port* port, GHashTable* points, float min, float max)
+make_log_slider(ControlID* record, float value)
{
- float lmin = logf(min);
- float lmax = logf(max);
- float ldft = logf(port->control);
- GtkWidget* scale = new_hscale(lmin, lmax, 0.001);
- GtkWidget* spin = gtk_spin_button_new_with_range(min, max, 0.000001);
+ const float min = lilv_node_is_float(record->min) ? lilv_node_as_float(record->min) : 0.0f;
+ const float max = lilv_node_is_float(record->max) ? lilv_node_as_float(record->max) : 1.0f;
+ const float lmin = logf(min);
+ const float lmax = logf(max);
+ const float ldft = logf(value);
+ GtkWidget* scale = new_hscale(lmin, lmax, 0.001);
+ GtkWidget* spin = gtk_spin_button_new_with_range(min, max, 0.000001);
gtk_scale_set_draw_value(GTK_SCALE(scale), FALSE);
gtk_range_set_value(GTK_RANGE(scale), ldft);
- gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), port->control);
+ gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value);
g_signal_connect(
- G_OBJECT(scale), "value-changed", G_CALLBACK(log_scale_changed), port);
+ G_OBJECT(scale), "value-changed", G_CALLBACK(log_scale_changed), record);
g_signal_connect(
- G_OBJECT(spin), "value-changed", G_CALLBACK(log_spin_changed), port);
+ G_OBJECT(spin), "value-changed", G_CALLBACK(log_spin_changed), record);
- return make_controller(GTK_SPIN_BUTTON(spin), scale);
+ return new_controller(GTK_SPIN_BUTTON(spin), scale);
}
static Controller*
-make_slider(struct Port* port, GHashTable* points,
- bool is_int, float min, float max)
+make_slider(ControlID* record, float value)
{
- const double step = is_int ? 1.0 : ((max - min) / 100.0);
+ const float min = lilv_node_is_float(record->min) ? lilv_node_as_float(record->min) : 0.0f;
+ const float max = lilv_node_is_float(record->max) ? lilv_node_as_float(record->max) : 1.0f;
+ const double step = record->is_integer ? 1.0 : ((max - min) / 100.0);
GtkWidget* scale = new_hscale(min, max, step);
GtkWidget* spin = gtk_spin_button_new_with_range(min, max, 0.000001);
gtk_scale_set_draw_value(GTK_SCALE(scale), FALSE);
- gtk_range_set_value(GTK_RANGE(scale), port->control);
- gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), port->control);
- if (points) {
- GList* list = g_hash_table_get_keys(points);
+ gtk_range_set_value(GTK_RANGE(scale), value);
+ gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value);
+ if (record->points) {
+ GList* list = g_hash_table_get_keys(record->points);
for (GList* cur = g_list_sort(list, drcmp); cur; cur = cur->next) {
add_mark(*(gdouble*)cur->data,
- g_hash_table_lookup(points, cur->data),
+ g_hash_table_lookup(record->points, cur->data),
scale);
}
}
g_signal_connect(
- G_OBJECT(scale), "value-changed", G_CALLBACK(scale_changed), port);
+ G_OBJECT(scale), "value-changed", G_CALLBACK(scale_changed), record);
g_signal_connect(
- G_OBJECT(spin), "value-changed", G_CALLBACK(spin_changed), port);
+ G_OBJECT(spin), "value-changed", G_CALLBACK(spin_changed), record);
- return make_controller(GTK_SPIN_BUTTON(spin), scale);
+ return new_controller(GTK_SPIN_BUTTON(spin), scale);
}
static Controller*
-make_toggle(struct Port* port)
+make_toggle(ControlID* record, float value)
{
GtkWidget* check = gtk_check_button_new();
- if (port->control) {
+ if (value) {
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), TRUE);
}
g_signal_connect(G_OBJECT(check),
- "toggled", G_CALLBACK(toggle_changed), port);
- return make_controller(NULL, check);
+ "toggled", G_CALLBACK(toggle_changed), record);
+ return new_controller(NULL, check);
}
static Controller*
-make_file_chooser(Jalv* jalv, const LilvNode* property)
+make_file_chooser(ControlID* record)
{
GtkWidget* button = gtk_file_chooser_button_new(
- lilv_node_as_uri(property), GTK_FILE_CHOOSER_ACTION_OPEN);
- PropertyRecord* record = (PropertyRecord*)malloc(sizeof(PropertyRecord));
- record->jalv = jalv;
- record->property = lilv_node_duplicate(property);
+ lilv_node_as_uri(record->property), GTK_FILE_CHOOSER_ACTION_OPEN);
g_signal_connect(
G_OBJECT(button), "file-set", G_CALLBACK(file_changed), record);
- return make_controller(NULL, button);
+ return new_controller(NULL, button);
+}
+
+static Controller*
+make_controller(ControlID* control, float value)
+{
+ Controller* controller = NULL;
+
+ if (control->is_toggle) {
+ controller = make_toggle(control, value);
+ } else if (control->is_enumeration) {
+ controller = make_combo(control, value);
+ } else if (control->is_logarithmic) {
+ controller = make_log_slider(control, value);
+ } else {
+ controller = make_slider(control, value);
+ }
+
+ return controller;
}
static GtkWidget*
@@ -812,21 +940,10 @@ build_control_widget(Jalv* jalv, GtkWidget* window)
const LilvPlugin* plugin = jalv->plugin;
LilvWorld* world = jalv->world;
- LilvNode* lv2_enumeration = lilv_new_uri(world, LV2_CORE__enumeration);
- LilvNode* lv2_integer = lilv_new_uri(world, LV2_CORE__integer);
- LilvNode* logarithmic = lilv_new_uri(world, LV2_PORT_PROPS__logarithmic);
- LilvNode* lv2_sampleRate = lilv_new_uri(world, LV2_CORE__sampleRate);
- LilvNode* lv2_toggled = lilv_new_uri(world, LV2_CORE__toggled);
LilvNode* patch_writable = lilv_new_uri(world, LV2_PATCH__writable);
- LilvNode* rdfs_comment = lilv_new_uri(world, LILV_NS_RDFS "comment");
LilvNode* pprop_notOnGUI = lilv_new_uri(world, LV2_PORT_PROPS__notOnGUI);
GtkWidget* port_table = gtk_table_new(jalv->num_ports, 3, false);
- /* Get the min and max of all ports (or NaN if unavailable) */
- float* mins = (float*)calloc(jalv->num_ports, sizeof(float));
- float* maxs = (float*)calloc(jalv->num_ports, sizeof(float));
- lilv_plugin_get_port_ranges_float(plugin, mins, maxs, NULL);
-
/* Make an array of control port pointers and sort it by group */
GArray* control_ports = g_array_new(FALSE, TRUE, sizeof(LilvPort*));
for (unsigned i = 0; i < jalv->num_ports; ++i) {
@@ -862,17 +979,12 @@ build_control_widget(Jalv* jalv, GtkWidget* window)
}
last_group = group;
- if (lilv_port_has_property(plugin, port, lv2_sampleRate)) {
- /* Adjust range for lv2:sampleRate controls */
- mins[index] *= jalv->sample_rate;
- maxs[index] *= jalv->sample_rate;
- }
+ ControlID* control_id = new_port_control(jalv, index);
/* Get scale points */
- LilvScalePoints* sp = lilv_port_get_scale_points(plugin, port);
- GHashTable* points = NULL;
+ LilvScalePoints* sp = lilv_port_get_scale_points(plugin, port);
if (sp) {
- points = g_hash_table_new(g_double_hash, g_double_equal);
+ control_id->points = g_hash_table_new(g_double_hash, g_double_equal);
int idx = 0;
gdouble* values = (gdouble*)malloc(
lilv_scale_points_size(sp) * sizeof(gdouble));
@@ -881,38 +993,28 @@ build_control_widget(Jalv* jalv, GtkWidget* window)
values[idx] = lilv_node_as_float(lilv_scale_point_get_value(p));
char* label = g_strdup(
lilv_node_as_string(lilv_scale_point_get_label(p)));
- g_hash_table_insert(points, values + idx, label);
+ g_hash_table_insert(control_id->points, values + idx, label);
++idx;
}
lilv_scale_points_free(sp);
}
/* Make controller */
- Controller* control = NULL;
- if (lilv_port_has_property(plugin, port, lv2_toggled)) {
- control = make_toggle(&jalv->ports[index]);
- } else if (lilv_port_has_property(plugin, port, lv2_enumeration)) {
- control = make_combo(&jalv->ports[index], points);
- } else if (lilv_port_has_property(plugin, port, logarithmic)) {
- control = make_log_slider(
- &jalv->ports[index], points, mins[index], maxs[index]);
- } else {
- bool is_int = lilv_port_has_property(plugin, port, lv2_integer);
- control = make_slider(
- &jalv->ports[index], points, is_int, mins[index], maxs[index]);
- }
- jalv->ports[index].widget = control;
+ struct Port* jport = &jalv->ports[index];
+ Controller* controller = make_controller(control_id, jport->control);
+ control_id->widget = controller;
+ jport->widget = controller;
/* Set tooltip text from comment, if available */
- LilvNode* comment = lilv_port_get(plugin, port, rdfs_comment);
+ LilvNode* comment = lilv_port_get(plugin, port, jalv->nodes.rdfs_comment);
if (comment) {
- gtk_widget_set_tooltip_text(control->control,
+ gtk_widget_set_tooltip_text(controller->control,
lilv_node_as_string(comment));
}
lilv_node_free(comment);
add_control_row(
- port_table, n_rows++, lilv_node_as_string(name), control);
+ port_table, n_rows++, lilv_node_as_string(name), controller);
lilv_node_free(name);
}
@@ -929,24 +1031,29 @@ build_control_widget(Jalv* jalv, GtkWidget* window)
lilv_world_find_nodes(
world, property, jalv->nodes.rdfs_label, NULL));
- Controller* controller = make_file_chooser(jalv, property);
- add_control_row(
- port_table, n_rows++,
- label ? lilv_node_as_string(label) : lilv_node_as_uri(property),
- controller);
+ Controller* controller = NULL;
+ ControlID* record = new_property_control(jalv, property);
+ if (lilv_world_ask(world, property, jalv->nodes.rdfs_range, jalv->nodes.atom_Path)) {
+ controller = make_file_chooser(record);
+ } else if (lilv_world_ask(world, property, jalv->nodes.rdfs_range, jalv->nodes.atom_Float)) {
+ const float def = lilv_node_is_float(record->def) ? lilv_node_as_float(record->def) : 0.0f;
+ controller = make_slider(record, def);
+ } else {
+ fprintf(stderr, "Unknown property range, no control shown\n");
+ }
+
+ record->widget = controller;
+ if (controller) {
+ add_control_row(
+ port_table, n_rows++,
+ label ? lilv_node_as_string(label) : lilv_node_as_uri(property),
+ controller);
+ }
}
lilv_nodes_free(properties);
- free(mins);
- free(maxs);
- lilv_node_free(rdfs_comment);
lilv_node_free(patch_writable);
- lilv_node_free(lv2_toggled);
- lilv_node_free(lv2_sampleRate);
- lilv_node_free(lv2_integer);
- lilv_node_free(lv2_enumeration);
lilv_node_free(pprop_notOnGUI);
- lilv_node_free(logarithmic);
if (n_rows > 0) {
gtk_window_set_resizable(GTK_WINDOW(window), TRUE);