X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewitemowner.hpp;fp=pv%2Fview%2Fviewitemowner.hpp;h=60c8507626eaae243b12aba2b05c409609512be1;hp=0000000000000000000000000000000000000000;hb=c373f82810ad9c5376a7370118de9dd587ee0e43;hpb=21d5f19c7992046c7a1735096364138eb6de50cf

diff --git a/pv/view/viewitemowner.hpp b/pv/view/viewitemowner.hpp
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+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * 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 St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#ifndef PULSEVIEW_PV_VIEW_VIEWITEMOWNER_HPP
+#define PULSEVIEW_PV_VIEW_VIEWITEMOWNER_HPP
+
+#include <memory>
+#include <vector>
+
+#include "viewitemiterator.hpp"
+
+namespace pv {
+
+class Session;
+
+namespace view {
+
+class ViewItem;
+class View;
+
+class ViewItemOwner
+{
+public:
+	typedef std::vector< std::shared_ptr<ViewItem> > item_list;
+	typedef ViewItemIterator<ViewItemOwner, ViewItem> iterator;
+	typedef ViewItemIterator<const ViewItemOwner, ViewItem> const_iterator;
+
+public:
+	/**
+	 * Returns a list of row items owned by this object.
+	 */
+	virtual item_list& child_items() = 0;
+
+	/**
+	 * Returns a list of row items owned by this object.
+	 */
+	virtual const item_list& child_items() const = 0;
+
+	/**
+	 * Returns a depth-first iterator at the beginning of the child ViewItem
+	 * tree.
+	 */
+	iterator begin();
+
+	/**
+	 * Returns a depth-first iterator at the end of the child ViewItem tree.
+	 */
+	iterator end();
+
+	/**
+	 * Returns a constant depth-first iterator at the beginning of the
+	 * child ViewItem tree.
+	 */
+	const_iterator begin() const;
+
+	/**
+	 * Returns a constant depth-first iterator at the end of the child
+	 * ViewItem tree.
+	 */
+	const_iterator end() const;
+
+	/**
+	 * Creates a list of decendant signals filtered by type.
+	 */
+	template<class T>
+	std::vector< std::shared_ptr<T> > list_by_type() {
+		std::vector< std::shared_ptr<T> > items;
+		for (const auto &r : *this) {
+			std::shared_ptr<T> p = std::dynamic_pointer_cast<T>(r);
+			if (p)
+				items.push_back(p);
+		}
+
+		return items;
+	}
+
+protected:
+	item_list items_;
+};
+
+} // view
+} // pv
+
+#endif // PULSEVIEW_PV_VIEW_VIEWITEMOWNER_HPP