Fl_File_Icon.H

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//
// "$Id$"
//
// Fl_File_Icon definitions.
//
// Copyright 1999-2010 by Michael Sweet.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file.  If this
// file is missing or damaged, see the license at:
//
//     http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
//     http://www.fltk.org/str.php
//
 
/* \file
   Fl_File_Icon widget . */
 
//
// Include necessary header files...
//
 
#ifndef _Fl_Fl_File_Icon_H_
#  define _Fl_Fl_File_Icon_H_
 
#  include "Fl.H"
 
 
//
// Special color value for the icon color.
//
 
#  define FL_ICON_COLOR (Fl_Color)0xffffffff    
//
// Fl_File_Icon class...
//
 
class FL_EXPORT Fl_File_Icon {          
 
  static Fl_File_Icon *first_;  // Pointer to first icon/filetype
  Fl_File_Icon  *next_;     // Pointer to next icon/filetype
  const char    *pattern_;  // Pattern string
  int       type_;      // Match only if directory or file?
  int       num_data_;  // Number of data elements
  int       alloc_data_;    // Number of allocated elements
  short     *data_;     // Icon data
 
  public:
 
  enum              // File types
  {
    ANY,            // Any kind of file
    PLAIN,          // Only plain files
    FIFO,           // Only named pipes
    DEVICE,         // Only character and block devices
    LINK,           // Only symbolic links
    DIRECTORY           // Only directories
  };
 
  enum              // Data opcodes
  {
    END,            // End of primitive/icon
    COLOR,          // Followed by color value (2 shorts)
    LINE,           // Start of line
    CLOSEDLINE,         // Start of closed line
    POLYGON,            // Start of polygon
    OUTLINEPOLYGON,     // Followed by outline color (2 shorts)
    VERTEX          // Followed by scaled X,Y
  };
 
  Fl_File_Icon(const char *p, int t, int nd = 0, short *d = 0);
  ~Fl_File_Icon();
 
  short     *add(short d);
 
  short     *add_color(Fl_Color c)
        { short *d = add((short)COLOR); add((short)(c >> 16)); add((short)c); return (d); }
 
  short     *add_vertex(int x, int y)
        { short *d = add((short)VERTEX); add((short)x); add((short)y); return (d); }
 
  short     *add_vertex(float x, float y)
        { short *d = add((short)VERTEX); add((short)(x * 10000.0));
          add((short)(y * 10000.0)); return (d); }
 
  void      clear() { num_data_ = 0; }
 
  void      draw(int x, int y, int w, int h, Fl_Color ic, int active = 1);
 
  void      label(Fl_Widget *w);
 
  static void   labeltype(const Fl_Label *o, int x, int y, int w, int h, Fl_Align a);
  void      load(const char *f);
  int       load_fti(const char *fti);
  int       load_image(const char *i);
 
  Fl_File_Icon  *next() { return (next_); }
 
  const char    *pattern() { return (pattern_); }
 
  int       size() { return (num_data_); }
 
  int       type() { return (type_); }
 
  short     *value() { return (data_); }
 
  static Fl_File_Icon *find(const char *filename, int filetype = ANY);
 
  static Fl_File_Icon *first() { return (first_); }
  static void   load_system_icons(void);
};
 
#endif // !_Fl_Fl_File_Icon_H_
 
//
// End of "$Id$".
//