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7
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1 /* vi:set ts=8 sts=4 sw=4: */
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2 /* MODIFIED ATHENA SCROLLBAR (USING ARROWHEADS AT ENDS OF TRAVEL) */
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3 /* Modifications Copyright 1992 by Mitch Trachtenberg */
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4 /* Rights, permissions, and disclaimer of warranty are as in the */
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5 /* DEC and MIT notice below. See usage warning in .c file. */
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6 /*
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7 * $XConsortium: ScrollbarP.h,v 1.3 94/04/17 20:12:42 jim Exp $
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8 */
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9
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10
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11 /***********************************************************
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12
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13 Copyright (c) 1987, 1988 X Consortium
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14
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15 Permission is hereby granted, free of charge, to any person obtaining a copy
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16 of this software and associated documentation files (the "Software"), to deal
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17 in the Software without restriction, including without limitation the rights
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18 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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19 copies of the Software, and to permit persons to whom the Software is
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20 furnished to do so, subject to the following conditions:
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21
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22 The above copyright notice and this permission notice shall be included in
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23 all copies or substantial portions of the Software.
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24
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25 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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26 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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27 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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28 X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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29 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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30 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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31
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32 Except as contained in this notice, the name of the X Consortium shall not be
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33 used in advertising or otherwise to promote the sale, use or other dealings
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34 in this Software without prior written authorization from the X Consortium.
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35
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36
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37 Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
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38
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39 All Rights Reserved
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40
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41 Permission to use, copy, modify, and distribute this software and its
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42 documentation for any purpose and without fee is hereby granted,
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43 provided that the above copyright notice appear in all copies and that
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44 both that copyright notice and this permission notice appear in
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45 supporting documentation, and that the name of Digital not be
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46 used in advertising or publicity pertaining to distribution of the
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47 software without specific, written prior permission.
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48
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49 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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50 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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51 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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52 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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53 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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54 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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55 SOFTWARE.
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56
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57 ******************************************************************/
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58
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59 #ifndef _Scrollbar_h
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60 #define _Scrollbar_h
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61
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62 /****************************************************************
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63 *
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64 * Scrollbar Widget
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65 *
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66 ****************************************************************/
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67
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68 #include <X11/IntrinsicP.h>
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69 #include <X11/Xaw/SimpleP.h>
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70 #include <X11/Xmu/Converters.h>
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71
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72 /*
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73 * Most things we need are in StringDefs.h
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74 */
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75 #define XtCMinimumThumb "MinimumThumb"
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76 #define XtCShown "Shown"
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77 #define XtCTopOfThumb "TopOfThumb"
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78 #define XtCMaxOfThumb "MaxOfThumb"
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79 #define XtCShadowWidth "ShadowWidth"
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80 #define XtCTopShadowPixel "TopShadowPixel"
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81 #define XtCBottomShadowPixel "BottomShadowPixel"
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82 #define XtCLimitThumb "LimitThumb"
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83
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84 #define XtNminimumThumb "minimumThumb"
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85 #define XtNtopOfThumb "topOfThumb"
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86 #define XtNmaxOfThumb "maxOfThumb"
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87 #define XtNshadowWidth "shadowWidth"
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88 #define XtNtopShadowPixel "topShadowPixel"
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89 #define XtNbottomShadowPixel "bottomShadowPixel"
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90 #define XtNlimitThumb "limitThumb"
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91
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92 typedef struct _ScrollbarRec *ScrollbarWidget;
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93 typedef struct _ScrollbarClassRec *ScrollbarWidgetClass;
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94
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95 extern WidgetClass vim_scrollbarWidgetClass;
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96
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97 extern void vim_XawScrollbarSetThumb __ARGS((Widget, double, double, double));
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98
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99 typedef struct
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100 {
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101 /* public */
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102 Pixel foreground; /* thumb foreground color */
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103 XtOrientation orientation; /* horizontal or vertical */
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104 XtCallbackList scrollProc; /* proportional scroll */
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105 XtCallbackList thumbProc; /* jump (to position) scroll */
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106 XtCallbackList jumpProc; /* same as thumbProc but pass data by ref */
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107 Pixmap thumb; /* thumb color */
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108 float top; /* What percent is above the win's top */
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109 float shown; /* What percent is shown in the win */
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110 float max; /* Maximum value for top */
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111 Dimension length; /* either height or width */
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112 Dimension thickness; /* either width or height */
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113 Dimension min_thumb; /* minium size for the thumb. */
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114
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115 /* private */
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116 XtIntervalId timer_id; /* autorepeat timer; remove on destruction */
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117 char scroll_mode; /* see below */
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118 float scroll_off; /* offset from event to top of thumb */
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119 GC gc; /* a (shared) gc */
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120 Position topLoc; /* Pixel that corresponds to top */
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121 Dimension shownLength; /* Num pixels corresponding to shown */
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122
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123 /* From 3d widget */
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124 Dimension shadow_width;
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125 Pixel top_shadow_pixel;
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126 Pixel bot_shadow_pixel;
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127 Bool limit_thumb; /* limit thumb to inside scrollbar */
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128 int top_shadow_contrast;
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129 int bot_shadow_contrast;
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130 GC top_shadow_GC;
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131 GC bot_shadow_GC;
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132 } ScrollbarPart;
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133
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134 #define SMODE_NONE 0
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135 #define SMODE_CONT 1
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136 #define SMODE_PAGE_UP 2
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137 #define SMODE_PAGE_DOWN 3
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138 #define SMODE_LINE_UP 4
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139 #define SMODE_LINE_DOWN 5
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140
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141 #define ONE_LINE_DATA 1
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142 #define ONE_PAGE_DATA 10
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143 #define END_PAGE_DATA 9999
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144
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145 typedef struct _ScrollbarRec {
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146 CorePart core;
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147 SimplePart simple;
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148 ScrollbarPart scrollbar;
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149 } ScrollbarRec;
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150
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151 typedef struct {int empty;} ScrollbarClassPart;
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152
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153 typedef struct _ScrollbarClassRec {
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154 CoreClassPart core_class;
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155 SimpleClassPart simple_class;
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156 ScrollbarClassPart scrollbar_class;
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157 } ScrollbarClassRec;
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158
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159 extern ScrollbarClassRec vim_scrollbarClassRec;
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160
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161 #endif /* _Scrollbar_h */
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