/**
* gtk_cell_layout_get_cells:
* @cell_layout: a #GtkCellLayout
*
* Returns the cell renderers which have been added to @cell_layout.
*
* Returns: (element-type GtkCellRenderer) (transfer container):
* a list of cell renderers. The list, but not the renderers has
* been newly allocated and should be freed with g_list_free()
* when no longer needed.
*/
GList *
gtk_cell_layout_get_cells (GtkCellLayout *cell_layout)
{
g_return_val_if_fail (GTK_IS_CELL_LAYOUT (cell_layout), NULL);
return GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->get_cells (cell_layout);
}
static gboolean
glade_gtk_sheet_layout_move_child (GladeBaseEditor *editor,
GladeWidget *gparent,
GladeWidget *gchild,
gpointer data)
{
GObject *parent = glade_widget_get_object (gparent);
GObject *child = glade_widget_get_object (gchild);
GList list = { 0,};
#ifdef GTK_SHEET_DEBUG
g_debug("glade_gtk_sheet_layout_move_child: called");
#endif
if (GTK_IS_SHEET(parent) && !GTK_IS_SHEET_COLUMN (child)) return FALSE;
if (GTK_IS_CELL_LAYOUT(parent) && !GTK_IS_CELL_RENDERER (child)) return FALSE;
if (GTK_IS_CELL_RENDERER(parent)) return FALSE;
if (gparent != glade_widget_get_parent (gchild))
{
list.data = gchild;
glade_command_dnd(&list, gparent, NULL);
}
return TRUE;
}
/**
* gtk_cell_layout_clear:
* @cell_layout: a #GtkCellLayout
*
* Unsets all the mappings on all renderers on @cell_layout and
* removes all renderers from @cell_layout.
*/
void
gtk_cell_layout_clear (GtkCellLayout *cell_layout)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->clear (cell_layout);
}
/**
* gtk_cell_layout_clear_attributes:
* @cell_layout: a #GtkCellLayout
* @cell: a #GtkCellRenderer to clear the attribute mapping on
*
* Clears all existing attributes previously set with
* gtk_cell_layout_set_attributes().
*/
void
gtk_cell_layout_clear_attributes (GtkCellLayout *cell_layout,
GtkCellRenderer *cell)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->clear_attributes (cell_layout, cell);
}
/**
* gtk_cell_layout_reorder:
* @cell_layout: a #GtkCellLayout
* @cell: a #GtkCellRenderer to reorder
* @position: new position to insert @cell at
*
* Re-inserts @cell at @position.
*
* Note that @cell has already to be packed into @cell_layout
* for this to function properly.
*/
void
gtk_cell_layout_reorder (GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
gint position)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->reorder (cell_layout, cell, position);
}
/**
* gtk_cell_layout_pack_end:
* @cell_layout: a #GtkCellLayout
* @cell: a #GtkCellRenderer
* @expand: %TRUE if @cell is to be given extra space allocated to @cell_layout
*
* Adds the @cell to the end of @cell_layout. If @expand is %FALSE, then the
* @cell is allocated no more space than it needs. Any unused space is
* divided evenly between cells for which @expand is %TRUE.
*
* Note that reusing the same cell renderer is not supported.
*/
void
gtk_cell_layout_pack_end (GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
gboolean expand)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->pack_end (cell_layout, cell, expand);
}
void
_gtk_cell_layout_buildable_add_child (GtkBuildable *buildable,
GtkBuilder *builder,
GObject *child,
const gchar *type)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (buildable));
g_return_if_fail (GTK_IS_CELL_RENDERER (child));
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (buildable), GTK_CELL_RENDERER (child), FALSE);
}
/**
* gtk_cell_layout_get_area:
* @cell_layout: a #GtkCellLayout
*
* Returns the underlying #GtkCellArea which might be @cell_layout
* if called on a #GtkCellArea or might be %NULL if no #GtkCellArea
* is used by @cell_layout.
*
* Returns: (transfer none) (nullable): the cell area used by @cell_layout,
* or %NULL in case no cell area is used.
*/
GtkCellArea *
gtk_cell_layout_get_area (GtkCellLayout *cell_layout)
{
GtkCellLayoutIface *iface;
g_return_val_if_fail (GTK_IS_CELL_LAYOUT (cell_layout), NULL);
iface = GTK_CELL_LAYOUT_GET_IFACE (cell_layout);
if (iface->get_area)
return iface->get_area (cell_layout);
return NULL;
}
/**
* gtk_cell_layout_set_cell_data_func:
* @cell_layout: a #GtkCellLayout
* @cell: a #GtkCellRenderer
* @func: (allow-none): the #GtkCellLayoutDataFunc to use, or %NULL
* @func_data: (closure): user data for @func
* @destroy: destroy notify for @func_data
*
* Sets the #GtkCellLayoutDataFunc to use for @cell_layout.
*
* This function is used instead of the standard attributes mapping
* for setting the column value, and should set the value of @cell_layout’s
* cell renderer(s) as appropriate.
*
* @func may be %NULL to remove a previously set function.
*/
void
gtk_cell_layout_set_cell_data_func (GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
GtkCellLayoutDataFunc func,
gpointer func_data,
GDestroyNotify destroy)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
GTK_CELL_LAYOUT_GET_IFACE
(cell_layout)->set_cell_data_func (cell_layout, cell, func, func_data, destroy);
}
/**
* gtk_cell_layout_add_attribute:
* @cell_layout: a #GtkCellLayout
* @cell: a #GtkCellRenderer
* @attribute: an attribute on the renderer
* @column: the column position on the model to get the attribute from
*
* Adds an attribute mapping to the list in @cell_layout.
*
* The @column is the column of the model to get a value from, and the
* @attribute is the parameter on @cell to be set from the value. So for
* example if column 2 of the model contains strings, you could have the
* “text” attribute of a #GtkCellRendererText get its values from column 2.
*/
void
gtk_cell_layout_add_attribute (GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
const gchar *attribute,
gint column)
{
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
g_return_if_fail (attribute != NULL);
g_return_if_fail (column >= 0);
GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->add_attribute (cell_layout, cell, attribute, column);
}
/**
* gtk_cell_layout_set_attributes:
* @cell_layout: a #GtkCellLayout
* @cell: a #GtkCellRenderer
* @...: a %NULL-terminated list of attributes
*
* Sets the attributes in list as the attributes of @cell_layout.
*
* The attributes should be in attribute/column order, as in
* gtk_cell_layout_add_attribute(). All existing attributes are
* removed, and replaced with the new attributes.
*/
void
gtk_cell_layout_set_attributes (GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
...)
{
va_list args;
g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
va_start (args, cell);
gtk_cell_layout_set_attributesv (cell_layout, cell, args);
va_end (args);
}
static void
attribute_mapping_changed (GtkComboBox *combo,
GtkInspectorPropEditor *editor)
{
gint col;
gpointer layout;
GtkCellRenderer *cell;
GtkCellArea *area;
col = gtk_combo_box_get_active (combo) - 1;
layout = g_object_get_data (editor->priv->object, "gtk-inspector-cell-layout");
if (GTK_IS_CELL_LAYOUT (layout))
{
cell = GTK_CELL_RENDERER (editor->priv->object);
area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (layout));
gtk_cell_area_attribute_disconnect (area, cell, editor->priv->name);
if (col != -1)
gtk_cell_area_attribute_connect (area, cell, editor->priv->name, col);
gtk_widget_set_sensitive (editor->priv->editor, col == -1);
notify_property (editor->priv->object, find_property (editor));
gtk_widget_queue_draw (gtk_cell_layout_get_widget (GTK_CELL_LAYOUT (layout)));
}
}
static GtkWidget *
attribute_editor (GObject *object,
GParamSpec *spec,
GtkInspectorPropEditor *editor)
{
gpointer layout;
GtkCellArea *area;
GtkTreeModel *model = NULL;
gint col = -1;
GtkWidget *label;
GtkWidget *button;
GtkWidget *vbox;
GtkWidget *box;
GtkWidget *combo;
gchar *text;
gint i;
gboolean sensitive;
GtkCellRenderer *renderer;
GtkListStore *store;
GtkTreeIter iter;
layout = g_object_get_data (object, "gtk-inspector-cell-layout");
if (GTK_IS_CELL_LAYOUT (layout))
{
area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (layout));
col = gtk_cell_area_attribute_get_column (area,
GTK_CELL_RENDERER (object),
editor->priv->name);
model = gtk_cell_layout_get_model (GTK_CELL_LAYOUT (layout));
}
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
label = gtk_label_new (_("Attribute mapping"));
gtk_widget_set_margin_top (label, 10);
gtk_container_add (GTK_CONTAINER (vbox), label);
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
gtk_container_add (GTK_CONTAINER (box), gtk_label_new (_("Model:")));
text = g_strdup_printf (_("%p (%s)"), model, g_type_name (G_TYPE_FROM_INSTANCE (model)));
gtk_container_add (GTK_CONTAINER (box), gtk_label_new (text));
g_free (text);
button = gtk_button_new_with_label (_("Properties"));
g_object_set_data (G_OBJECT (button), "model", model);
g_signal_connect (button, "clicked", G_CALLBACK (model_properties), editor);
gtk_container_add (GTK_CONTAINER (box), button);
gtk_container_add (GTK_CONTAINER (vbox), box);
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
gtk_container_add (GTK_CONTAINER (box), gtk_label_new (_("Column:")));
store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_BOOLEAN);
combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (store));
renderer = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), renderer, FALSE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo), renderer,
"text", 0,
"sensitive", 1,
NULL);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0, _("None"), 1, TRUE, -1);
for (i = 0; i < gtk_tree_model_get_n_columns (model); i++)
{
text = g_strdup_printf ("%d", i);
sensitive = g_value_type_transformable (gtk_tree_model_get_column_type (model, i),
spec->value_type);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0, text, 1, sensitive, -1);
g_free (text);
}
gtk_combo_box_set_active (GTK_COMBO_BOX (combo), col + 1);
attribute_mapping_changed (GTK_COMBO_BOX (combo), editor);
g_signal_connect (combo, "changed",
G_CALLBACK (attribute_mapping_changed), editor);
gtk_container_add (GTK_CONTAINER (box), combo);
gtk_container_add (GTK_CONTAINER (vbox), box);
gtk_widget_show_all (vbox);
return vbox;
}
