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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_PREVIEW_HOLDER_H
#define SEEN_PREVIEW_HOLDER_H
/*
* A simple interface for previewing representations.
* Used by Swatches
*
* Authors:
* Jon A. Cruz
*
* Copyright (C) 2005 Jon A. Cruz
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <gtkmm/bin.h>
#include <ui/widget/preview.h>
namespace Gtk {
class Grid;
class ScrolledWindow;
}
#include "enums.h"
namespace Inkscape {
namespace UI {
class Previewable;
class PreviewHolder : public Gtk::Bin
{
public:
PreviewHolder();
~PreviewHolder() override;
virtual void clear();
virtual void addPreview( Previewable* preview );
virtual void freezeUpdates();
virtual void thawUpdates();
virtual void setStyle(UI::Widget::PreviewSize size,
UI::Widget::ViewType view,
guint ratio,
UI::Widget::BorderStyle border);
virtual void setOrientation(SPAnchorType how);
virtual int getColumnPref() const { return _prefCols; }
virtual void setColumnPref( int cols );
virtual UI::Widget::PreviewSize getPreviewSize() const { return _baseSize; }
virtual UI::Widget::ViewType getPreviewType() const { return _view; }
virtual guint getPreviewRatio() const { return _ratio; }
virtual UI::Widget::BorderStyle getPreviewBorder() const { return _border; }
virtual void setWrap( bool wrap );
virtual bool getWrap() const { return _wrap; }
protected:
bool on_scroll_event(GdkEventScroll*) override;
private:
void rebuildUI();
void calcGridSize( const Gtk::Widget* item, int itemCount, int& ncols, int& nrows );
std::vector<Previewable*> items;
Gtk::ScrolledWindow *_scroller;
Gtk::Grid *_insides;
int _prefCols;
bool _updatesFrozen;
SPAnchorType _anchor;
UI::Widget::PreviewSize _baseSize;
guint _ratio;
UI::Widget::ViewType _view;
bool _wrap;
UI::Widget::BorderStyle _border;
};
} //namespace UI
} //namespace Inkscape
#endif // SEEN_PREVIEW_HOLDER_H
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
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