/usr/include/osgGA/Widget is in libopenscenegraph-3.4-dev 3.4.1+dfsg1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2013 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library 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
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGUI_WIDGET
#define OSGUI_WIDGET
#include <osg/Group>
#include <osg/BoundingBox>
#include <osgGA/Event>
#include <osgGA/EventVisitor>
#define OSGUI_EXPORT
namespace osgGA
{
class OSGGA_EXPORT Widget : public osg::Group
{
public:
Widget();
Widget(const Widget& tfw, const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
META_Node(osgGA, Widget);
virtual void traverse(osg::NodeVisitor& nv);
virtual void traverseImplementation(osg::NodeVisitor& nv);
virtual bool handle(osgGA::EventVisitor* ev, osgGA::Event* event);
virtual bool handleImplementation(osgGA::EventVisitor* ev, osgGA::Event* event);
virtual bool computePositionInLocalCoordinates(osgGA::EventVisitor* ev, osgGA::GUIEventAdapter* event, osg::Vec3& localPosition) const;
virtual void createGraphics();
virtual void createGraphicsImplementation();
virtual void setExtents(const osg::BoundingBoxf& bb);
const osg::BoundingBoxf& getExtents() const { return _extents; }
enum FocusBehaviour
{
CLICK_TO_FOCUS,
FOCUS_FOLLOWS_POINTER,
EVENT_DRIVEN_FOCUS_DISABLED
};
void setFocusBehaviour(FocusBehaviour behaviour) { _focusBehaviour = behaviour; }
FocusBehaviour getFocusBehaviour() const { return _focusBehaviour; }
/** update the focus according to events.*/
virtual void updateFocus(osg::NodeVisitor& nv);
/** set whether the widget has focus or not.*/
virtual void setHasEventFocus(bool focus);
/** get whether the widget has focus or not.*/
virtual bool getHasEventFocus() const;
virtual osg::BoundingSphere computeBound() const;
/** update any focus related graphics+state to the focused state.*/
virtual void enter();
virtual void enterImplementation();
/** update any focus related graphics+state to the unfocused state.*/
virtual void leave();
virtual void leaveImplementation();
protected:
virtual ~Widget() {}
FocusBehaviour _focusBehaviour;
bool _hasEventFocus;
bool _graphicsInitialized;
osg::BoundingBoxf _extents;
};
}
#endif
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