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+/*
+ * Copyright (c) 2005 Gábor Lehel <illissius@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef KIS_POPULATE_VISITOR_H
+#define KIS_POPULATE_VISITOR_H
+
+#include <kiconloader.h>
+#include "kis_types.h"
+#include "kis_layer.h"
+#include "kis_group_layer.h"
+#include "kis_paint_layer.h"
+#include "kis_part_layer.h"
+#include "kis_adjustment_layer.h"
+#include "kis_layerlist.h"
+
+
+/**
+ * This visitor walks over the layer tree to fill
+ * the layer box.
+ */
+class KisPopulateVisitor: public KisLayerVisitor
+{
+ public:
+ KisPopulateVisitor(KisLayerList* widget)
+ : m_widget(widget)
+ , m_parent(0)
+ { }
+
+ KisPopulateVisitor(KisLayerItem* tqparent)
+ : m_widget(tqparent->listView())
+ , m_parent(tqparent)
+ { }
+
+ virtual bool visit(KisPaintLayer* layer)
+ {
+ if (!layer->temporary())
+ add(layer);
+ return true;
+ }
+
+ virtual bool visit(KisPartLayer* layer)
+ {
+ add(layer)->setPixmap(0, SmallIcon("gear", 16));
+ return true;
+ }
+
+ virtual bool visit(KisAdjustmentLayer* layer)
+ {
+ add(layer)->setPixmap(0, SmallIcon("tool_filter", 16));
+ return true;
+ }
+
+ virtual bool visit(KisGroupLayer* layer)
+ {
+ KisLayerItem* item = add(layer);
+ item->makeFolder();
+ KisPopulateVisitor visitor(item);
+ for (KisLayerSP l = layer->firstChild(); l; l = l->nextSibling())
+ l->accept(visitor);
+
+ vKisLayerSP childLayersAdded = visitor.layersAdded();
+
+ for (vKisLayerSP::iterator it = childLayersAdded.begin(); it != childLayersAdded.end(); ++it) {
+ m_layersAdded.append(*it);
+ }
+
+ return true;
+ }
+
+ vKisLayerSP layersAdded() const
+ {
+ return m_layersAdded;
+ }
+
+ private:
+ LayerList* m_widget;
+ KisLayerItem* m_parent;
+ vKisLayerSP m_layersAdded;
+
+ KisLayerItem* add(KisLayer* layer)
+ {
+ if (!layer) return 0;
+
+ KisImageSP img = layer->image();
+ if (!img) return 0;
+
+ KisLayerItem *item;
+ if (m_parent) {
+ item = new KisLayerItem(m_parent, layer);
+ }
+ else {
+ item = new KisLayerItem(m_widget, layer);
+ }
+ if (layer == img->activeLayer()) {
+ item->setActive();
+ }
+ m_layersAdded.append(layer);
+ return item;
+ }
+};
+
+#endif