ui/dialog/object-attributes.h

	object-attributes.h revision 79b385a8d3cc4d02ed3ce57db2fadaf3e31ce51e
/** @file
 * Generic object attribute editor
 */
/*
 * Inkscape, an Open Source vector graphics editor
 * Copyright (C) 2012 Kris De Gussem <Kris.DeGussem@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 SEEN_DIALOGS_OBJECT_ATTRIBUTES_H
#define SEEN_DIALOGS_OBJECT_ATTRIBUTES_H

#include "ui/dialog/desktop-tracker.h"
#include "ui/widget/panel.h"

class SPAttributeTable;

namespace Inkscape {
namespace UI {
namespace Dialog {

/**
 * A dialog widget to show object attributes (currently for images and links).
 */
class ObjectAttributes : public Widget::Panel {
public:
    ObjectAttributes ();
    ~ObjectAttributes ();

    /**
     * Returns a new instance of the object attributes dialog.
     *
     * Auxiliary function needed by the DialogManager.
     */
    static ObjectAttributes &getInstance() { return *new ObjectAttributes(); }

    /**
     * Updates entries and other child widgets on selection change, object modification, etc.
     */
    void widget_setup(void);

private:
    /**
     * Is UI update bloched?
     */
    bool blocked;

    /**
     * Contains a pointer to the currently selected item (NULL in case nothing is or multiple objects are selected).
     */
    SPItem *CurrentItem;

    /**
     * Child widget to show the object attributes.
     *
     * attrTable makes the labels and edit boxes for the attributes defined
     * in the SPAttrDesc arrays at the top of the cpp-file. This widgets also
     * ensures object attribute modifications by the user are set.
     */
    SPAttributeTable *attrTable;

    /**
     * Stores the current desktop.
     */
    SPDesktop *desktop;

    /**
     * Auxiliary widget to keep track of desktop changes for the floating dialog.
     */
    DesktopTracker deskTrack;

    /**
     * Link to callback function for a change in desktop (window).
     */
    sigc::connection desktopChangeConn;

    /**
     * Link to callback function for a selection change.
     */
    sigc::connection selectChangedConn;
    sigc::connection subselChangedConn;

    /**
     * Link to callback function for a modification of the selected object.
     */
    sigc::connection selectModifiedConn;

    /**
     * Callback function invoked by the desktop tracker in case of a modification of the selected object.
     */
    void selectionModifiedCB( guint flags );

    /*
     * Can be invoked for setting the desktop. Currently not used.
     */
    // void setDesktop(SPDesktop *desktop);

    /**
     * Is invoked by the desktop tracker when the desktop changes.
     */
    void setTargetDesktop(SPDesktop *desktop);

};

}
}
}

#endif

/*
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*/
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