void SourceEditor::enableFolding()
{
if (!foldingEnabled())
{
m_foldsData.resize(lineCount());
GtkSourceView *view = gtkSourceView();
GtkSourceGutter *gutter =
gtk_source_view_get_gutter(view,
GTK_TEXT_WINDOW_LEFT);
m_foldsRenderer = gtk_source_gutter_renderer_pixbuf_new();
gtk_source_gutter_insert(gutter,
m_foldsRenderer,
FOLD_POSITION);
g_signal_connect(m_foldsRenderer, "activate",
G_CALLBACK(activateFold), this);
g_signal_connect(m_foldsRenderer, "query-activatable",
G_CALLBACK(queryFoldActivatable), this);
g_signal_connect(m_foldsRenderer, "query-data",
G_CALLBACK(queryFoldData), this);
gtk_source_gutter_renderer_set_alignment_mode(
m_foldsRenderer,
GTK_SOURCE_GUTTER_RENDERER_ALIGNMENT_MODE_FIRST);
gtk_source_gutter_renderer_set_size(m_foldsRenderer,
measureLineHeight(view) - 2);
}
}
static VALUE
rg_get_gutter(VALUE self, VALUE window_type)
{
VALUE gutter;
gutter = GOBJ2RVAL(gtk_source_view_get_gutter(_SELF(self),
RVAL2GTKTEXTWINDOWTYPE(window_type)));
G_CHILD_ADD(self, gutter);
return gutter;
}
void SourceEditor::disableFolding()
{
if (foldingEnabled())
{
m_foldsData.clear();
GtkSourceView *view = gtkSourceView();
GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
// Expand all folds.
GtkTextIter begin, end;
gtk_text_buffer_get_start_iter(buffer, &begin);
gtk_text_buffer_get_end_iter(buffer, &end);
gtk_text_buffer_remove_tag(buffer, tagInvisible, &begin, &end);
GtkSourceGutter *gutter =
gtk_source_view_get_gutter(view,
GTK_TEXT_WINDOW_LEFT);
gtk_source_gutter_remove(gutter, m_foldsRenderer);
m_foldsRenderer = NULL;
}
}
static void
ide_source_map_init (IdeSourceMap *self)
{
GtkSourceGutter *gutter;
gtk_widget_add_events (GTK_WIDGET (self), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
/* Buffer */
self->buffer_signals = dzl_signal_group_new (IDE_TYPE_BUFFER);
dzl_signal_group_connect_object (self->buffer_signals,
"line-flags-changed",
G_CALLBACK (ide_source_map__buffer_line_flags_changed),
self,
G_CONNECT_SWAPPED);
/* View */
self->view_signals = dzl_signal_group_new (GTK_SOURCE_TYPE_VIEW);
dzl_signal_group_connect_object (self->view_signals,
"notify::buffer",
G_CALLBACK (ide_source_map__view_notify_buffer),
self,
G_CONNECT_SWAPPED);
dzl_signal_group_connect_object (self->view_signals,
"enter-notify-event",
G_CALLBACK (ide_source_map__enter_notify_event),
self,
G_CONNECT_SWAPPED);
dzl_signal_group_connect_object (self->view_signals,
"leave-notify-event",
G_CALLBACK (ide_source_map__leave_notify_event),
self,
G_CONNECT_SWAPPED);
dzl_signal_group_connect_object (self->view_signals,
"motion-notify-event",
G_CALLBACK (ide_source_map__motion_notify_event),
self,
G_CONNECT_SWAPPED);
dzl_signal_group_connect_object (self->view_signals,
"scroll-event",
G_CALLBACK (ide_source_map__scroll_event),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self,
"notify::view",
G_CALLBACK (ide_source_map__view_changed),
self,
G_CONNECT_SWAPPED);
gutter = gtk_source_view_get_gutter (GTK_SOURCE_VIEW (self), GTK_TEXT_WINDOW_LEFT);
self->line_renderer = g_object_new (IDE_TYPE_LINE_CHANGE_GUTTER_RENDERER,
"size", 2,
"visible", TRUE,
NULL);
gtk_source_gutter_insert (gutter, self->line_renderer, 0);
g_signal_connect_object (self,
"enter-notify-event",
G_CALLBACK (ide_source_map__enter_notify_event),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self,
"leave-notify-event",
G_CALLBACK (ide_source_map__leave_notify_event),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self,
"motion-notify-event",
G_CALLBACK (ide_source_map__motion_notify_event),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self,
"scroll-event",
G_CALLBACK (ide_source_map__scroll_event),
self,
G_CONNECT_SWAPPED);
}
