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/*
* Copyright (C) 2023 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2023 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-tk-lib
* Created on: 17 июл. 2017 г.
*
* lsp-tk-lib 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-tk-lib 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-tk-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_TK_WIDGETS_CONTAINERS_ALIGN_H_
#define LSP_PLUG_IN_TK_WIDGETS_CONTAINERS_ALIGN_H_
#ifndef LSP_PLUG_IN_TK_IMPL
#error "use <lsp-plug.in/tk/tk.h>"
#endif
namespace lsp
{
namespace tk
{
// Style definition
namespace style
{
LSP_TK_STYLE_DEF_BEGIN(Align, WidgetContainer)
prop::Layout sLayout;
prop::SizeConstraints sConstraints;
LSP_TK_STYLE_DEF_END
}
/**
* Alignment, implements a single widget container that aligns the child widget
* according to the layout settings. The container ignores allocation() property
* of the child widget.
*/
class Align: public WidgetContainer
{
public:
static const w_class_t metadata;
protected:
Widget *pWidget;
prop::Layout sLayout;
prop::SizeConstraints sConstraints;
protected:
void do_destroy();
protected:
virtual Widget *find_widget(ssize_t x, ssize_t y) override;
virtual void property_changed(Property *prop) override;
virtual void size_request(ws::size_limit_t *r) override;
virtual void realize(const ws::rectangle_t *r) override;
public:
explicit Align(Display *dpy);
Align(const Align &) = delete;
Align(Align &&) = delete;
virtual ~Align() override;
Align & operator = (const Align &) = delete;
Align & operator = (Align &&) = delete;
virtual status_t init() override;
virtual void destroy() override;
public:
LSP_TK_PROPERTY(Layout, layout, &sLayout)
LSP_TK_PROPERTY(SizeConstraints, constraints, &sConstraints)
public:
virtual void render(ws::ISurface *s, const ws::rectangle_t *area, bool force) override;
virtual status_t add(Widget *widget) override;
virtual status_t remove(Widget *widget) override;
};
} /* namespace tk */
} /* namespace lsp */
#endif /* LSP_PLUG_IN_TK_WIDGETS_CONTAINERS_ALIGN_H_ */
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