static void
gtk_source_map_get_preferred_width (GtkWidget *widget,
gint *mininum_width,
gint *natural_width)
{
GtkSourceMap *map = GTK_SOURCE_MAP (widget);
GtkSourceMapPrivate *priv;
PangoLayout *layout;
gint height;
gint width;
priv = gtk_source_map_get_instance_private (map);
if (priv->font_desc == NULL)
{
*mininum_width = *natural_width = DEFAULT_WIDTH;
return;
}
/*
* FIXME:
*
* This seems like the type of thing we should calculate when
* rebuilding our CSS since it gets used a bunch and changes
* very little.
*/
layout = gtk_widget_create_pango_layout (GTK_WIDGET (priv->child_view), "X");
pango_layout_get_pixel_size (layout, &width, &height);
g_object_unref (layout);
width *= gtk_source_view_get_right_margin_position (priv->view);
*mininum_width = *natural_width = width;
}
static gboolean
check_previous (GtkSourceView *view,
ModelineOptions *previous,
ModelineSet set)
{
GtkSourceBuffer *buffer = GTK_SOURCE_BUFFER (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));
/* Do not restore default when this is the first time */
if (!previous)
return FALSE;
/* Do not restore default when previous was not set */
if (!(previous->set & set))
return FALSE;
/* Only restore default when setting has not changed */
switch (set)
{
case MODELINE_SET_INSERT_SPACES:
return gtk_source_view_get_insert_spaces_instead_of_tabs (view) ==
previous->insert_spaces;
break;
case MODELINE_SET_TAB_WIDTH:
return gtk_source_view_get_tab_width (view) == previous->tab_width;
break;
case MODELINE_SET_INDENT_WIDTH:
return gtk_source_view_get_indent_width (view) == previous->indent_width;
break;
case MODELINE_SET_WRAP_MODE:
return gtk_text_view_get_wrap_mode (GTK_TEXT_VIEW (view)) ==
previous->wrap_mode;
break;
case MODELINE_SET_RIGHT_MARGIN_POSITION:
return gtk_source_view_get_right_margin_position (view) ==
previous->right_margin_position;
break;
case MODELINE_SET_SHOW_RIGHT_MARGIN:
return gtk_source_view_get_show_right_margin (view) ==
previous->display_right_margin;
break;
case MODELINE_SET_LANGUAGE:
{
GtkSourceLanguage *language = gtk_source_buffer_get_language (buffer);
return (language == NULL && previous->language_id == NULL) ||
(language != NULL && g_strcmp0 (gtk_source_language_get_id (language),
previous->language_id) == 0);
}
break;
default:
return FALSE;
break;
}
}
