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box gadget: Implement get_render_node vfunc

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This implements get_render_node in the obvious way.
This commit is contained in:
Matthias Clasen 2016-10-28 12:57:07 -04:00
parent 68cc1412e5
commit 953c7ba6be
1 changed files with 32 additions and 0 deletions
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32
gtk/gtkboxgadget.c
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@ -26,6 +26,7 @@
#include "gtkprivate.h"
#include "gtksizerequest.h"
#include "gtkwidgetprivate.h"
#include "gtkcontainerprivate.h"
/* GtkBoxGadget is a container gadget implementation that arranges its
* children in a row, either horizontally or vertically. Children can
@ -518,6 +519,36 @@ gtk_box_gadget_draw (GtkCssGadget *gadget,
return FALSE;
}
static GskRenderNode *
gtk_box_gadget_get_render_node (GtkCssGadget *gadget,
GskRenderer *renderer,
gboolean draw_focus)
{
GtkBoxGadgetPrivate *priv = gtk_box_gadget_get_instance_private (GTK_BOX_GADGET (gadget));
GtkWidget *owner = gtk_css_gadget_get_owner (gadget);
GskRenderNode *res, *node;
guint i;
res = GTK_CSS_GADGET_CLASS (gtk_box_gadget_parent_class)->get_render_node (gadget, renderer, draw_focus);
for (i = 0; i < priv->children->len; i++)
{
guint draw_index = priv->draw_reverse ? priv->children->len - 1 - i : i;
GtkBoxGadgetChild *child = &g_array_index (priv->children, GtkBoxGadgetChild, draw_index);
if (GTK_IS_WIDGET (child->object))
gtk_container_propagate_render_node_for_child (GTK_CONTAINER (owner), GTK_WIDGET (child->object), renderer, res);
else
{
node = gtk_css_gadget_get_render_node (GTK_CSS_GADGET (child->object), renderer, FALSE);
gsk_render_node_append_child (res, node);
gsk_render_node_unref (node);
}
}
return res;
}
static gboolean
gtk_box_gadget_has_content (GtkCssGadget *gadget)
{
@ -545,6 +576,7 @@ gtk_box_gadget_class_init (GtkBoxGadgetClass *klass)
gadget_class->get_preferred_size = gtk_box_gadget_get_preferred_size;
gadget_class->allocate = gtk_box_gadget_allocate;
gadget_class->draw = gtk_box_gadget_draw;
gadget_class->get_render_node = gtk_box_gadget_get_render_node;
gadget_class->has_content = gtk_box_gadget_has_content;
}