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expander: Add a child property

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This commit is contained in:
Matthias Clasen 2020-05-07 00:02:42 -04:00
parent e2b23e8fde
commit 6b80d90db5
3 changed files with 68 additions and 3 deletions
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2
docs/reference/gtk/gtk4-sections.txt
View File

@ -1011,6 +1011,8 @@ gtk_expander_set_label_widget
gtk_expander_get_label_widget
gtk_expander_set_resize_toplevel
gtk_expander_get_resize_toplevel
gtk_expander_set_child
gtk_expander_get_child
<SUBSECTION Standard>
GTK_TYPE_EXPANDER
GTK_EXPANDER_CLASS

58
gtk/gtkexpander.c
View File

@ -140,7 +140,8 @@ enum
PROP_USE_UNDERLINE,
PROP_USE_MARKUP,
PROP_LABEL_WIDGET,
PROP_RESIZE_TOPLEVEL
PROP_RESIZE_TOPLEVEL,
PROP_CHILD
};
typedef struct _GtkExpanderClass GtkExpanderClass;
@ -355,6 +356,14 @@ gtk_expander_class_init (GtkExpanderClass *klass)
FALSE,
GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
g_object_class_install_property (gobject_class,
PROP_CHILD,
g_param_spec_object ("child",
P_("Child"),
P_("The child widget"),
GTK_TYPE_WIDGET,
GTK_PARAM_READWRITE));
widget_class->activate_signal =
g_signal_new (I_("activate"),
G_TYPE_FROM_CLASS (gobject_class),
@ -464,6 +473,9 @@ gtk_expander_set_property (GObject *object,
case PROP_RESIZE_TOPLEVEL:
gtk_expander_set_resize_toplevel (expander, g_value_get_boolean (value));
break;
case PROP_CHILD:
gtk_expander_set_child (expander, g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -500,6 +512,9 @@ gtk_expander_get_property (GObject *object,
case PROP_RESIZE_TOPLEVEL:
g_value_set_boolean (value, gtk_expander_get_resize_toplevel (expander));
break;
case PROP_CHILD:
g_value_set_object (value, gtk_expander_get_child (expander));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -1191,3 +1206,44 @@ gtk_expander_get_resize_toplevel (GtkExpander *expander)
return expander->resize_toplevel;
}
/**
* gtk_expander_set_child:
* @expander: a #GtkExpander
* @child: (allow-none): the child widget
*
* Sets the child widget of @expander.
*/
void
gtk_expander_set_child (GtkExpander *expander,
GtkWidget *child)
{
g_return_if_fail (GTK_IS_EXPANDER (expander));
g_return_if_fail (child == NULL || GTK_IS_WIDGET (child));
g_clear_pointer (&expander->child, gtk_widget_unparent);
expander->child = child;
if (expander->child)
gtk_widget_set_parent (expander->child, GTK_WIDGET (expander));
g_object_notify (G_OBJECT (expander), "child");
}
/**
* gtk_expander_get_child:
* @expander: a #GtkExpander
*
* Gets the child widget of @expander.
*
* Returns: (nullable) (transfer none): the child widget of @expander
*/
GtkWidget *
gtk_expander_get_child (GtkExpander *expander)
{
g_return_val_if_fail (GTK_IS_EXPANDER (expander), NULL);
return expander->child;
}

11
gtk/gtkexpander.h
View File

@ -16,7 +16,7 @@
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Mark McLoughlin <mark@skynet.ie>
* Mark McLoughlin <mark@skynet.ie>
*/
#ifndef __GTK_EXPANDER_H__
@ -70,7 +70,7 @@ gboolean gtk_expander_get_use_markup (GtkExpander *expander);
GDK_AVAILABLE_IN_ALL
void gtk_expander_set_label_widget (GtkExpander *expander,
GtkWidget *label_widget);
GtkWidget *label_widget);
GDK_AVAILABLE_IN_ALL
GtkWidget *gtk_expander_get_label_widget (GtkExpander *expander);
GDK_AVAILABLE_IN_ALL
@ -79,6 +79,13 @@ void gtk_expander_set_resize_toplevel (GtkExpander *expander,
GDK_AVAILABLE_IN_ALL
gboolean gtk_expander_get_resize_toplevel (GtkExpander *expander);
GDK_AVAILABLE_IN_ALL
void gtk_expander_set_child (GtkExpander *expander,
GtkWidget *child);
GDK_AVAILABLE_IN_ALL
GtkWidget * gtk_expander_get_child (GtkExpander *expander);
G_END_DECLS
#endif /* __GTK_EXPANDER_H__ */