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398
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1 /* Gauge Widget for XEmacs.
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2 Copyright (C) 1999 Edward A. Falk
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3
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4 This file is part of XEmacs.
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5
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6 XEmacs is free software; you can redistribute it and/or modify it
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7 under the terms of the GNU General Public License as published by the
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8 Free Software Foundation; either version 2, or (at your option) any
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9 later version.
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10
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11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /*
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22 * GaugeP.h - Gauge widget
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23 *
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24 * Author: Edward A. Falk
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25 * falk@falconer.vip.best.com
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26 *
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27 * Date: July 9, 1997
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28 */
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29
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30 #ifndef _XawGaugeP_h
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31 #define _XawGaugeP_h
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32
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33 /***********************************************************************
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34 *
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35 * Gauge Widget Private Data
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36 *
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37 * Gauge has little in common with the label widget, but can make use
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38 * of some label resources, so is subclassed from label.
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39 *
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40 ***********************************************************************/
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41
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42 #include "xlwgauge.h"
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43 #include ATHENA_INCLUDE(LabelP.h)
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44
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45 /* New fields for the Gauge widget class record */
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46
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47 typedef struct {XtPointer extension;} GaugeClassPart;
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48
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49 /* Full class record declaration */
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50 typedef struct _GaugeClassRec {
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51 CoreClassPart core_class;
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52 SimpleClassPart simple_class;
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53 #ifdef _ThreeDP_h
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54 ThreeDClassPart threeD_class;
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55 #endif
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56 LabelClassPart label_class;
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57 GaugeClassPart gauge_class;
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58 } GaugeClassRec;
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59
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60 extern GaugeClassRec gaugeClassRec;
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61
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62 /* New fields for the Gauge widget record */
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63 typedef struct {
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64 /* resources */
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65 int value, v0,v1 ;
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66 int ntics, nlabels ;
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67 String *labels ;
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68 XtOrientation orientation ;
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69 Boolean autoScaleUp ; /* scales automatically */
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70 Boolean autoScaleDown ; /* scales automatically */
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71 int update ; /* update interval */
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72 XtCallbackList getValue ; /* proc to call to fetch a point */
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73
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74 /* private state */
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75 Dimension gmargin ; /* edges <-> gauge */
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76 Dimension tmargin ; /* top (left) edge <-> tic marks */
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77 Dimension lmargin ; /* tic marks <-> labels */
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78 Dimension margin0 ; /* left/bottom margin */
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79 Dimension margin1 ; /* right/top margin */
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80 XtIntervalId intervalId ;
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81 Atom selected ;
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82 String selstr ; /* selection string, if any */
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83 GC inverse_GC ;
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84 } GaugePart;
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85
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86
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87 /****************************************************************
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88 *
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89 * Full instance record declaration
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90 *
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91 ****************************************************************/
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92
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93 typedef struct _GaugeRec {
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94 CorePart core;
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95 SimplePart simple;
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96 #ifdef _ThreeDP_h
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97 ThreeDPart threeD;
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98 #endif
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99 LabelPart label;
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100 GaugePart gauge;
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101 } GaugeRec;
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102
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103 #endif /* _XawGaugeP_h */
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