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StScrollView: Expose scrollbars visibility as property

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Add two boolean readonly properties that tell whether
the scrollbars are visible or not.

https://bugzilla.gnome.org/show_bug.cgi?id=651866
This commit is contained in:
Adel Gadllah 2011-06-29 18:07:06 +02:00
parent 2e8654b96c
commit 3765acc0a5
1 changed files with 38 additions and 2 deletions
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40
src/st/st-scroll-view.c
View File

@ -113,6 +113,8 @@ enum {
PROP_VSCROLL,
PROP_HSCROLLBAR_POLICY,
PROP_VSCROLLBAR_POLICY,
PROP_HSCROLLBAR_VISIBLE,
PROP_VSCROLLBAR_VISIBLE,
PROP_MOUSE_SCROLL,
};
@ -138,6 +140,12 @@ st_scroll_view_get_property (GObject *object,
case PROP_VSCROLLBAR_POLICY:
g_value_set_enum (value, priv->vscrollbar_policy);
break;
case PROP_HSCROLLBAR_VISIBLE:
g_value_set_boolean (value, priv->hscrollbar_visible);
break;
case PROP_VSCROLLBAR_VISIBLE:
g_value_set_boolean (value, priv->vscrollbar_visible);
break;
case PROP_MOUSE_SCROLL:
g_value_set_boolean (value, priv->mouse_scroll);
break;
@ -646,8 +654,22 @@ st_scroll_view_allocate (ClutterActor *actor,
if (priv->child)
clutter_actor_allocate (priv->child, &child_box, flags);
priv->hscrollbar_visible = hscrollbar_visible;
priv->vscrollbar_visible = vscrollbar_visible;
if (priv->hscrollbar_visible != hscrollbar_visible)
{
g_object_freeze_notify (G_OBJECT (actor));
priv->hscrollbar_visible = hscrollbar_visible;
g_object_notify (G_OBJECT (actor), "hscrollbar-visible");
g_object_thaw_notify (G_OBJECT (actor));
}
if (priv->vscrollbar_visible != vscrollbar_visible)
{
g_object_freeze_notify (G_OBJECT (actor));
priv->vscrollbar_visible = vscrollbar_visible;
g_object_notify (G_OBJECT (actor), "vscrollbar-visible");
g_object_thaw_notify (G_OBJECT (actor));
}
}
static void
@ -786,6 +808,20 @@ st_scroll_view_class_init (StScrollViewClass *klass)
G_PARAM_READWRITE);
g_object_class_install_property (object_class, PROP_HSCROLLBAR_POLICY, pspec);
pspec = g_param_spec_boolean ("hscrollbar-visible",
"Horizontal Scrollbar Visibility",
"Whether the horizontal scrollbar is visible",
TRUE,
G_PARAM_READABLE);
g_object_class_install_property (object_class, PROP_HSCROLLBAR_VISIBLE, pspec);
pspec = g_param_spec_boolean ("vscrollbar-visible",
"Vertical Scrollbar Visibility",
"Whether the vertical scrollbar is visible",
TRUE,
G_PARAM_READABLE);
g_object_class_install_property (object_class, PROP_VSCROLLBAR_VISIBLE, pspec);
pspec = g_param_spec_boolean ("enable-mouse-scrolling",
"Enable Mouse Scrolling",
"Enable automatic mouse wheel scrolling",