/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkKWEntry.h
  Language:  C++
  Date:      $Date$
  Version:   $Revision$

Copyright (c) 2000-2001 Kitware Inc. 469 Clifton Corporate Parkway,
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 * Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
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   and/or other materials provided with the distribution.

 * Neither the name of Kitware nor the names of any contributors may be used
   to endorse or promote products derived from this software without specific 
   prior written permission.

 * Modified source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=========================================================================*/
// .NAME vtkKWEntry - a single line text entry widget
// .SECTION Description
// A simple widget used for collecting keyboard input from the user. This
// widget provides support for single line input.

#ifndef __vtkKWEntry_h
#define __vtkKWEntry_h

#include "vtkKWWidget.h"
class vtkKWApplication;

class VTK_EXPORT vtkKWEntry : public vtkKWWidget
{
public:
  static vtkKWEntry* New();
  vtkTypeRevisionMacro(vtkKWEntry,vtkKWWidget);
  void PrintSelf(ostream& os, vtkIndent indent);

  // Description:
  // Create a Tk widget
  void Create(vtkKWApplication *app, const char *args);

  // Description:
  // Set/Get the value of the entry in a few different formats.
  // In the SetValue method with float, the second argument is the
  // number of decimal places to display.
  void SetValue(const char *);
  void SetValue(int a);
  void SetValue(float f,int size);
  char *GetValue();
  int GetValueAsInt();
  float GetValueAsFloat();
  
  // Description:
  // The width is the number of charaters wide the entry box can fit.
  // To keep from changing behavior of the entry,  the default
  // value is -1 wich means the width is not explicitely set.
  void SetWidth(int width);
  vtkGetMacro(Width, int);

  // Description:
  // Set or get readonly flag. This flags makes entry read only.
  void SetReadOnly(int);
  vtkBooleanMacro(ReadOnly, int);
  vtkGetMacro(ReadOnly, int);

protected:
  vtkKWEntry();
  ~vtkKWEntry();
  
  vtkSetStringMacro(ValueString);
  vtkGetStringMacro(ValueString);
  
  char *ValueString;
  int Width;
  int ReadOnly;

private:
  vtkKWEntry(const vtkKWEntry&); // Not implemented
  void operator=(const vtkKWEntry&); // Not Implemented
};


#endif


