Commit e2f89c0c authored by Benjamin Otte's avatar Benjamin Otte

stylecontext: Listen to the new changed signal

parent 6443baad
......@@ -56,6 +56,7 @@ _gtk_css_change_for_sibling (GtkCssChange match)
{ GTK_CSS_CHANGE_NAME, GTK_CSS_CHANGE_SIBLING_NAME },
{ GTK_CSS_CHANGE_POSITION, GTK_CSS_CHANGE_SIBLING_POSITION },
{ GTK_CSS_CHANGE_STATE, GTK_CSS_CHANGE_SIBLING_STATE },
{ GTK_CSS_CHANGE_SOURCE, 0 }
};
return gtk_css_change_translate (match, table, G_N_ELEMENTS (table));
......@@ -72,7 +73,8 @@ _gtk_css_change_for_child (GtkCssChange match)
{ GTK_CSS_CHANGE_SIBLING_CLASS, GTK_CSS_CHANGE_PARENT_SIBLING_CLASS },
{ GTK_CSS_CHANGE_SIBLING_NAME, GTK_CSS_CHANGE_PARENT_SIBLING_NAME },
{ GTK_CSS_CHANGE_SIBLING_POSITION, GTK_CSS_CHANGE_PARENT_SIBLING_POSITION },
{ GTK_CSS_CHANGE_SIBLING_STATE, GTK_CSS_CHANGE_PARENT_SIBLING_STATE }
{ GTK_CSS_CHANGE_SIBLING_STATE, GTK_CSS_CHANGE_PARENT_SIBLING_STATE },
{ GTK_CSS_CHANGE_SOURCE, 0 },
};
return gtk_css_change_translate (match, table, G_N_ELEMENTS (table));
......
......@@ -43,9 +43,10 @@ typedef enum { /*< skip >*/
GTK_CSS_CHANGE_PARENT_SIBLING_POSITION = (1 << 14),
GTK_CSS_CHANGE_PARENT_SIBLING_STATE = (1 << 15),
/* add more */
GTK_CSS_CHANGE_SOURCE = (1 << 16)
} GtkCssChange;
#define GTK_CSS_CHANGE_ANY ((1 << 16) - 1)
#define GTK_CSS_CHANGE_ANY ((1 << 17) - 1)
#define GTK_CSS_CHANGE_ANY_SELF (GTK_CSS_CHANGE_CLASS | GTK_CSS_CHANGE_NAME | GTK_CSS_CHANGE_POSITION | GTK_CSS_CHANGE_STATE)
#define GTK_CSS_CHANGE_ANY_SIBLING (GTK_CSS_CHANGE_SIBLING_CLASS | GTK_CSS_CHANGE_SIBLING_NAME | \
GTK_CSS_CHANGE_SIBLING_POSITION | GTK_CSS_CHANGE_SIBLING_STATE)
......
......@@ -304,7 +304,7 @@
/* When these change we do a full restyling. Otherwise we try to figure out
* if we need to change things. */
#define GTK_STYLE_CONTEXT_RADICAL_CHANGE (GTK_CSS_CHANGE_NAME | GTK_CSS_CHANGE_CLASS)
#define GTK_STYLE_CONTEXT_RADICAL_CHANGE (GTK_CSS_CHANGE_NAME | GTK_CSS_CHANGE_CLASS | GTK_CSS_CHANGE_SOURCE)
/* When these change we don't clear the cache. This takes more memory but makes
* things go faster. */
#define GTK_STYLE_CONTEXT_CACHED_CHANGE (GTK_CSS_CHANGE_STATE)
......@@ -600,6 +600,52 @@ style_data_free (StyleData *data)
g_slice_free (StyleData, data);
}
static void
gtk_style_context_cascade_changed (GtkStyleCascade *cascade,
GtkStyleContext *context)
{
GtkStyleContextPrivate *priv = context->priv;
if (priv->widget)
_gtk_style_context_queue_invalidate (context, GTK_CSS_CHANGE_SOURCE);
else
gtk_style_context_invalidate (context);
}
static void
gtk_style_context_set_cascade (GtkStyleContext *context,
GtkStyleCascade *cascade)
{
GtkStyleContextPrivate *priv;
priv = context->priv;
if (priv->cascade == cascade)
return;
if (cascade)
{
g_object_ref (cascade);
g_signal_connect (cascade,
"-gtk-private-changed",
G_CALLBACK (gtk_style_context_cascade_changed),
context);
}
if (priv->cascade)
{
g_signal_handlers_disconnect_by_func (priv->cascade,
gtk_style_context_cascade_changed,
context);
g_object_unref (priv->cascade);
}
priv->cascade = cascade;
if (cascade)
gtk_style_context_cascade_changed (cascade, context);
}
static void
gtk_style_context_init (GtkStyleContext *style_context)
{
......@@ -618,13 +664,14 @@ gtk_style_context_init (GtkStyleContext *style_context)
priv->direction = GTK_TEXT_DIR_LTR;
priv->screen = gdk_screen_get_default ();
priv->cascade = _gtk_style_cascade_get_for_screen (priv->screen);
g_object_ref (priv->cascade);
priv->relevant_changes = GTK_CSS_CHANGE_ANY;
/* Create default info store */
info = style_info_new ();
priv->info_stack = g_slist_prepend (priv->info_stack, info);
gtk_style_context_set_cascade (style_context,
_gtk_style_cascade_get_for_screen (priv->screen));
}
static void
......@@ -641,13 +688,13 @@ gtk_style_context_finalize (GObject *object)
gtk_style_context_set_parent (style_context, NULL);
gtk_style_context_set_cascade (style_context, NULL);
if (priv->widget_path)
gtk_widget_path_free (priv->widget_path);
g_hash_table_destroy (priv->style_data);
g_object_unref (priv->cascade);
g_slist_free_full (priv->info_stack, (GDestroyNotify) style_info_free);
G_OBJECT_CLASS (gtk_style_context_parent_class)->finalize (object);
......@@ -931,13 +978,14 @@ gtk_style_context_add_provider (GtkStyleContext *context,
new_cascade = _gtk_style_cascade_new ();
_gtk_style_cascade_set_parent (new_cascade, priv->cascade);
g_object_unref (priv->cascade);
priv->cascade = new_cascade;
_gtk_style_cascade_add_provider (new_cascade, provider, priority);
gtk_style_context_set_cascade (context, new_cascade);
g_object_unref (new_cascade);
}
else
{
_gtk_style_cascade_add_provider (priv->cascade, provider, priority);
gtk_style_context_invalidate (context);
}
}
/**
......@@ -2369,9 +2417,7 @@ gtk_style_context_set_screen (GtkStyleContext *context,
if (priv->cascade == _gtk_style_cascade_get_for_screen (priv->screen))
{
g_object_unref (priv->cascade);
priv->cascade = _gtk_style_cascade_get_for_screen (screen);
g_object_ref (priv->cascade);
gtk_style_context_set_cascade (context, _gtk_style_cascade_get_for_screen (screen));
}
else
{
......
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