widget.h

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//
// Copyright (c) 2001-2004 California Institute of Technology
// Copyright (c) 2004-2007 University of Southern California
// Rob Peters <rjpeters at usc dot edu>
//
// created: Fri Jun 15 16:59:35 2001
// commit: $Id: widget.h 10065 2007-04-12 05:54:56Z rjpeters $
// $HeadURL: file:///lab/rjpeters/svnrepo/code/trunk/groovx/src/tk/widget.h $
//
// --------------------------------------------------------------------
//
// This file is part of GroovX.
//   [http://ilab.usc.edu/rjpeters/groovx/]
//
// GroovX 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.
//
// GroovX 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 GroovX; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//

#ifndef GROOVX_TK_WIDGET_H_UTC20050628165845_DEFINED
#define GROOVX_TK_WIDGET_H_UTC20050628165845_DEFINED

#include "nub/object.h"
#include "nub/signal.h"

typedef struct Tk_Window_ *Tk_Window;

namespace geom
{
  template <class T> class vec2;
}

namespace tcl
{
  class interpreter;
  class TkWidget;

  enum EventStatus { HANDLED, NOT_HANDLED };

  struct ButtonPressEvent
  {
    unsigned int button;
    int x;
    int y;
  };

  struct KeyPressEvent
  {
    const char* keys;
    int x;
    int y;
    bool controlPressed;
  };
}

class TkWidgImpl;





class tcl::TkWidget : public virtual nub::object
{
public:
  TkWidget(tcl::interpreter& interp,
           const char* classname,
           const char* pathname,
           bool topLevel = false);
  virtual ~TkWidget() throw();

  void destroyWidget();

  void winInfo() throw();

  int width() const;
  int height() const;
  geom::vec2<int> size() const;
  void setWidth(int w);
  void setHeight(int h);
  void setSize(geom::vec2<int> sz);

  tcl::interpreter& interp() const;
  Tk_Window tkWin() const;
  const char* pathname() const;
  double pixelsPerInch() const;

  void setCursor(const char* cursor_spec);

  const char* getCursor() const;

  void warpPointer(int x, int y) const;

  void pack();


  void repack(const char* options);

  void unpack();

  void iconify();

  void grabKeyboard();

  void ungrabKeyboard();

  void maximize();

  void minimize();

  virtual void displayCallback() = 0;

  virtual void reshapeCallback(int width, int height) = 0;

  void bind(const rutz::fstring& event_sequence,
            const rutz::fstring& script);

  void takeFocus();

  void loseFocus();

  void requestRedisplay();

  void hook();

  nub::Signal1<const tcl::ButtonPressEvent&> sigButtonPressed;
  nub::Signal1<const tcl::KeyPressEvent&> sigKeyPressed;

private:
  TkWidget(const TkWidget&);
  TkWidget& operator=(const TkWidget&);

  TkWidgImpl* const rep;
};

static const char __attribute__((used)) vcid_groovx_tk_widget_h_utc20050628165845[] = "$Id: widget.h 10065 2007-04-12 05:54:56Z rjpeters $ $HeadURL: file:
#endif // !GROOVX_TK_WIDGET_H_UTC20050628165845_DEFINED

---

The software described here is Copyright (c) 1998-2005, Rob Peters.
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