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/*
* Copyright (C) 2021 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2021 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-plugin-fw
* Created on: 10 апр. 2021 г.
*
* lsp-plugin-fw is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-plugin-fw 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-plugin-fw. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef PRIVATE_UI_XML_FORNODE_H_
#define PRIVATE_UI_XML_FORNODE_H_
#include <lsp-plug.in/expr/types.h>
#include <private/ui/xml/Node.h>
#include <private/ui/xml/PlaybackNode.h>
namespace lsp
{
namespace ui
{
namespace xml
{
/**
* The ui:for node which adds possibility to implement loops in the UI
*/
class ForNode: public PlaybackNode
{
private:
ForNode & operator = (const ForNode &src);
ForNode(const ForNode &);
protected:
enum flags_t
{
F_ID_SET = 1 << 0,
F_FIRST_SET = 1 << 1,
F_LAST_SET = 1 << 2,
F_STEP_SET = 1 << 3,
F_COUNT_SET = 1 << 4,
F_LIST_SET = 1 << 5,
F_COUNTER_SET = 1 << 6
};
private:
LSPString sID;
LSPString sList;
LSPString sCounter;
ssize_t nFirst;
ssize_t nLast;
ssize_t nStep;
size_t nFlags;
protected:
status_t iterate(const expr::value_t *value, ssize_t counter);
public:
explicit ForNode(UIContext *ctx, Node *parent);
virtual ~ForNode();
public:
virtual status_t enter(const LSPString * const *atts);
virtual status_t leave();
};
}
}
}
#endif /* PRIVATE_UI_XML_FORNODE_H_ */
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