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dropdown: Add section support

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Add a header-factory property and pass it through
to the listview in the popup.
This commit is contained in:
Matthias Clasen 2023-06-16 21:12:11 -04:00
parent 3cf349eb6e
commit 1347d23658
2 changed files with 72 additions and 0 deletions
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65
gtk/gtkdropdown.c
View File

@ -106,6 +106,7 @@ struct _GtkDropDown
GtkListItemFactory *factory;
GtkListItemFactory *list_factory;
GtkListItemFactory *header_factory;
GListModel *model;
GtkSelectionModel *selection;
GListModel *filter_model;
@ -137,6 +138,7 @@ enum
{
PROP_0,
PROP_FACTORY,
PROP_HEADER_FACTORY,
PROP_LIST_FACTORY,
PROP_MODEL,
PROP_SELECTED,
@ -332,6 +334,7 @@ gtk_drop_down_dispose (GObject *object)
g_clear_object (&self->popup_selection);
g_clear_object (&self->factory);
g_clear_object (&self->list_factory);
g_clear_object (&self->header_factory);
G_OBJECT_CLASS (gtk_drop_down_parent_class)->dispose (object);
}
@ -350,6 +353,10 @@ gtk_drop_down_get_property (GObject *object,
g_value_set_object (value, self->factory);
break;
case PROP_HEADER_FACTORY:
g_value_set_object (value, self->header_factory);
break;
case PROP_LIST_FACTORY:
g_value_set_object (value, self->list_factory);
break;
@ -398,6 +405,10 @@ gtk_drop_down_set_property (GObject *object,
gtk_drop_down_set_factory (self, g_value_get_object (value));
break;
case PROP_HEADER_FACTORY:
gtk_drop_down_set_header_factory (self, g_value_get_object (value));
break;
case PROP_LIST_FACTORY:
gtk_drop_down_set_list_factory (self, g_value_get_object (value));
break;
@ -531,6 +542,18 @@ gtk_drop_down_class_init (GtkDropDownClass *klass)
GTK_TYPE_LIST_ITEM_FACTORY,
G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
/**
* GtkDropDown:header-factory: (attributes org.gtk.Property.get=gtk_drop_down_get_header_factory org.gtk.Property.set=gtk_drop_down_set_header_factory)
*
* The factory for creating header widgets for the popup.
*
* Since: 4.12
*/
properties[PROP_HEADER_FACTORY] =
g_param_spec_object ("header-factory", NULL, NULL,
GTK_TYPE_LIST_ITEM_FACTORY,
G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
/**
* GtkDropDown:list-factory: (attributes org.gtk.Property.get=gtk_drop_down_get_list_factory org.gtk.Property.set=gtk_drop_down_set_list_factory)
*
@ -947,6 +970,48 @@ gtk_drop_down_set_factory (GtkDropDown *self,
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_FACTORY]);
}
/**
* gtk_drop_down_get_header_factory: (attributes org.gtk.Method.get_property=header-factory)
* @self: a `GtkDropDown`
*
* Gets the factory that's currently used to create header widgets for the popup.
*
* Returns: (nullable) (transfer none): The factory in use
*
* Since: 4.12
*/
GtkListItemFactory *
gtk_drop_down_get_header_factory (GtkDropDown *self)
{
g_return_val_if_fail (GTK_IS_DROP_DOWN (self), NULL);
return self->header_factory;
}
/**
* gtk_drop_down_set_header_factory: (attributes org.gtk.Method.set_property=header-factory)
* @self: a `GtkDropDown`
* @factory: (nullable) (transfer none): the factory to use
*
* Sets the `GtkListItemFactory` to use for creating header widgets for the popup.
*
* Since: 4.12
*/
void
gtk_drop_down_set_header_factory (GtkDropDown *self,
GtkListItemFactory *factory)
{
g_return_if_fail (GTK_IS_DROP_DOWN (self));
g_return_if_fail (factory == NULL || GTK_LIST_ITEM_FACTORY (factory));
if (!g_set_object (&self->header_factory, factory))
return;
gtk_list_view_set_header_factory (GTK_LIST_VIEW (self->popup_list), self->header_factory);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_HEADER_FACTORY]);
}
/**
* gtk_drop_down_get_list_factory: (attributes org.gtk.Method.get_property=list-factory)
* @self: a `GtkDropDown`

7
gtk/gtkdropdown.h
View File

@ -65,6 +65,13 @@ GDK_AVAILABLE_IN_ALL
GtkListItemFactory *
gtk_drop_down_get_list_factory (GtkDropDown *self);
GDK_AVAILABLE_IN_4_12
void gtk_drop_down_set_header_factory (GtkDropDown *self,
GtkListItemFactory *factory);
GDK_AVAILABLE_IN_4_12
GtkListItemFactory *
gtk_drop_down_get_header_factory (GtkDropDown *self);
GDK_AVAILABLE_IN_ALL
void gtk_drop_down_set_expression (GtkDropDown *self,
GtkExpression *expression);