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label: refactor code

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Split out function for setting attributes. This will be needed in future
patches.
This commit is contained in:
Benjamin Otte 2014-02-05 03:17:48 +01:00
parent a0bfbc8ae1
commit 219357d69c
1 changed files with 75 additions and 63 deletions
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138
gtk/gtklabel.c
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@ -3284,23 +3284,94 @@ gtk_label_update_layout_width (GtkLabel *label)
}
}
static void
gtk_label_update_layout_attributes (GtkLabel *label)
{
GtkLabelPrivate *priv = label->priv;
GtkWidget *widget = GTK_WIDGET (label);
GtkStyleContext *context;
PangoAttrList *attrs;
if (priv->layout == NULL)
return;
context = gtk_widget_get_style_context (widget);
if (priv->select_info && priv->select_info->links)
{
GdkRGBA link_color;
PangoAttribute *attribute;
GList *list;
attrs = pango_attr_list_new ();
for (list = priv->select_info->links; list; list = list->next)
{
GtkLabelLink *link = list->data;
GtkStateFlags state;
attribute = pango_attr_underline_new (TRUE);
attribute->start_index = link->start;
attribute->end_index = link->end;
pango_attr_list_insert (attrs, attribute);
state = gtk_widget_get_state_flags (widget);
if (link->visited)
state |= GTK_STATE_FLAG_VISITED;
else
state |= GTK_STATE_FLAG_LINK;
gtk_style_context_get_color (context, state, &link_color);
attribute = pango_attr_foreground_new (link_color.red * 65535,
link_color.green * 65535,
link_color.blue * 65535);
attribute->start_index = link->start;
attribute->end_index = link->end;
pango_attr_list_insert (attrs, attribute);
}
}
else if (priv->markup_attrs && priv->attrs)
attrs = pango_attr_list_new ();
else
attrs = NULL;
if (priv->markup_attrs)
{
if (attrs)
my_pango_attr_list_merge (attrs, priv->markup_attrs);
else
attrs = pango_attr_list_ref (priv->markup_attrs);
}
if (priv->attrs)
{
if (attrs)
my_pango_attr_list_merge (attrs, priv->attrs);
else
attrs = pango_attr_list_ref (priv->attrs);
}
pango_layout_set_attributes (priv->layout, attrs);
if (attrs)
pango_attr_list_unref (attrs);
}
static void
gtk_label_ensure_layout (GtkLabel *label)
{
GtkLabelPrivate *priv = label->priv;
GtkWidget *widget;
gboolean rtl;
GtkStyleContext *context;
widget = GTK_WIDGET (label);
context = gtk_widget_get_style_context (widget);
rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
if (!priv->layout)
{
PangoAlignment align = PANGO_ALIGN_LEFT; /* Quiet gcc */
PangoAttrList *attrs;
gdouble angle = gtk_label_get_angle (label);
if (angle != 0.0 && !priv->select_info)
@ -3327,66 +3398,7 @@ gtk_label_ensure_layout (GtkLabel *label)
priv->layout = gtk_widget_create_pango_layout (widget, priv->text);
if (priv->select_info && priv->select_info->links)
{
GdkRGBA link_color;
PangoAttribute *attribute;
GList *list;
attrs = pango_attr_list_new ();
for (list = priv->select_info->links; list; list = list->next)
{
GtkLabelLink *link = list->data;
GtkStateFlags state;
attribute = pango_attr_underline_new (TRUE);
attribute->start_index = link->start;
attribute->end_index = link->end;
pango_attr_list_insert (attrs, attribute);
state = gtk_widget_get_state_flags (widget);
if (link->visited)
state |= GTK_STATE_FLAG_VISITED;
else
state |= GTK_STATE_FLAG_LINK;
gtk_style_context_get_color (context, state, &link_color);
attribute = pango_attr_foreground_new (link_color.red * 65535,
link_color.green * 65535,
link_color.blue * 65535);
attribute->start_index = link->start;
attribute->end_index = link->end;
pango_attr_list_insert (attrs, attribute);
}
}
else if (priv->markup_attrs && priv->attrs)
attrs = pango_attr_list_new ();
else
attrs = NULL;
if (priv->markup_attrs)
{
if (attrs)
my_pango_attr_list_merge (attrs, priv->markup_attrs);
else
attrs = pango_attr_list_ref (priv->markup_attrs);
}
if (priv->attrs)
{
if (attrs)
my_pango_attr_list_merge (attrs, priv->attrs);
else
attrs = pango_attr_list_ref (priv->attrs);
}
if (attrs)
{
pango_layout_set_attributes (priv->layout, attrs);
pango_attr_list_unref (attrs);
}
gtk_label_update_layout_attributes (label);
switch (priv->jtype)
{