view libgui/graphics/Container.h @ 18614:1f8ce7be9c00 gui-release

Add support for "windowbuttonmotionfcn" and "currentpoint" * Figure.cc (Figure::Figure): Enable mouse tracking if windowbuttonmotionfcn callback is defined. (Figure::update): Enable mouse tracking on canvas and all child widgets when windowbuttonmotionfcn is defined. * Panel.cc (Panel::Panel): Propagate mouse tracking to child widgets during initialization. * Container.h (Container::childEvent): New method. * Container.cc (Container::childEvent): Likewise. Propagate mouse tracking status to child widgets. * BaseControl.cc (BaseControl::eventFilter): Handle mouse move events and call figure's appropriate callback. * Canvas.h (Canvas::updateCurrentPoint): New method. * Canvas.cc (Canvas::updateCurrentPoint): Likewise. Update figure and child axes currentpoint property. (Canvas::canvasMouseMoveEvent): Update currentpoint properties and call windowbuttonmotionfcn callback. (Canvas::canvasMousePressEvent): Call updateCurrentPoint. (Canvas::canvasMouseReleaseEvent): Likewise.
author Michael Goffioul <michael.goffioul@gmail.com>
date Tue, 01 Apr 2014 20:57:08 -0400
parents 523878f76518
children
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/*

Copyright (C) 2011-2014 Michael Goffioul

This file is part of Octave.

Octave 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 3 of the License, or (at your
option) any later version.

Octave 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 Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#ifndef __QtHandles_Container__
#define __QtHandles_Container__ 1

#include <QWidget>

#include "GenericEventNotify.h"

#include "graphics.h"

namespace QtHandles
{

DECLARE_GENERICEVENTNOTIFY_SENDER(ContainerBase, QWidget);

class Canvas;

class Container : public ContainerBase
{
public:
  Container (QWidget* parent);
  ~Container (void);

  Canvas* canvas (const graphics_handle& handle, bool create = true);

protected:
  void childEvent (QChildEvent* event);
  void resizeEvent (QResizeEvent* event);

private:
  Canvas* m_canvas;
};

}; // namespace QtHandles

#endif