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+ − 1 /* Cursor motion calculation definitions for XEmacs
+ − 2 Copyright (C) 1985, 1989, 1992, 1993 Free Software Foundation, Inc.
+ − 3
+ − 4 This file is part of XEmacs.
+ − 5
+ − 6 XEmacs is free software; you can redistribute it and/or modify it
+ − 7 under the terms of the GNU General Public License as published by the
+ − 8 Free Software Foundation; either version 2, or (at your option) any
+ − 9 later version.
+ − 10
+ − 11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
+ − 12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ − 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ − 14 for more details.
+ − 15
+ − 16 You should have received a copy of the GNU General Public License
+ − 17 along with XEmacs; see the file COPYING. If not, write to
+ − 18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ − 19 Boston, MA 02111-1307, USA. */
+ − 20
+ − 21 /* Synched up with: FSF 19.30. */
+ − 22
+ − 23 /* #### Chuck -- This file should be deleted. I'm not deleting it yet
+ − 24 because there might be something you want out of it. */
+ − 25
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+ − 26 #ifndef INCLUDED_cm_h_
+ − 27 #define INCLUDED_cm_h_
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+ − 28
+ − 29 /* Holds the minimum and maximum costs for the parametrized capabilities. */
+ − 30 struct parmcap
+ − 31 {
+ − 32 int mincost, maxcost;
+ − 33 };
+ − 34
+ − 35 /* This structure holds everything needed to do cursor motion except the pad
+ − 36 character (PC) and the output speed of the terminal (ospeed), which
+ − 37 termcap wants in global variables. */
+ − 38
+ − 39 struct cm
+ − 40 {
+ − 41 #if 0
+ − 42 /* Cursor position. -1 in *both* variables means the cursor
+ − 43 position is unknown, in order to force absolute cursor motion. */
+ − 44
+ − 45 int cm_curY; /* Current row */
+ − 46 int cm_curX; /* Current column */
+ − 47
+ − 48 /* Capabilities from termcap */
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+ − 49 const char *cm_up; /* up (up) */
+ − 50 const char *cm_down; /* down (do) */
+ − 51 const char *cm_left; /* left (le) */
+ − 52 const char *cm_right; /* right (nd) */
+ − 53 const char *cm_home; /* home (ho) */
+ − 54 const char *cm_cr; /* carriage return (cr) */
+ − 55 const char *cm_ll; /* last line (ll) */
428
+ − 56 #endif /* 0 */
442
+ − 57 const char *cm_tab; /* tab (ta) */
+ − 58 const char *cm_backtab; /* backtab (bt) */
428
+ − 59 #if 0
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+ − 60 const char *cm_abs; /* absolute (cm) */
+ − 61 const char *cm_habs; /* horizontal absolute (ch) */
+ − 62 const char *cm_vabs; /* vertical absolute (cv) */
+ − 63 const char *cm_ds; /* "don't send" string (ds) */
+ − 64 const char *cm_multiup; /* multiple up (UP) */
+ − 65 const char *cm_multidown; /* multiple down (DO) */
+ − 66 const char *cm_multileft; /* multiple left (LE) */
+ − 67 const char *cm_multiright; /* multiple right (RI) */
428
+ − 68 int cm_cols; /* number of cols on frame (co) */
+ − 69 int cm_rows; /* number of rows on frame (li) */
+ − 70 int cm_tabwidth; /* tab width (it) */
+ − 71 unsigned int cm_autowrap:1; /* autowrap flag (am) */
+ − 72 unsigned int cm_magicwrap:1; /* VT-100: cursor stays in last col but
+ − 73 will cm_wrap if next char is
+ − 74 printing (xn) */
+ − 75 unsigned int cm_usetabs:1; /* if set, use tabs */
+ − 76 unsigned int cm_losewrap:1; /* if reach right margin, forget cursor
+ − 77 location */
+ − 78 unsigned int cm_autolf:1; /* \r performs a \r\n (rn) */
+ − 79 #endif
+ − 80
+ − 81 /* Parametrized capabilities. This needs to be a struct since
+ − 82 the costs are accessed through pointers. */
+ − 83
+ − 84 #if 0
+ − 85 struct parmcap cc_abs; /* absolute (cm) */
+ − 86 struct parmcap cc_habs; /* horizontal absolute (ch) */
+ − 87 struct parmcap cc_vabs; /* vertical absolute (cv) */
+ − 88 struct parmcap cc_multiup; /* multiple up (UP) */
+ − 89 struct parmcap cc_multidown; /* multiple down (DO) */
+ − 90 struct parmcap cc_multileft; /* multiple left (LE) */
+ − 91 struct parmcap cc_multiright; /* multiple right (RI) */
+ − 92 #endif
+ − 93
+ − 94 #if 0
+ − 95 /* Costs for the non-parametrized capabilities */
+ − 96 int cc_up; /* cost for up */
+ − 97 int cc_down; /* etc. */
+ − 98 int cc_left;
+ − 99 int cc_right;
+ − 100 int cc_home;
+ − 101 int cc_cr;
+ − 102 int cc_ll;
+ − 103 int cc_tab;
+ − 104 int cc_backtab;
+ − 105 /* These are temporary, until the code is installed to use the
+ − 106 struct parmcap fields above. */
+ − 107 int cc_abs;
+ − 108 int cc_habs;
+ − 109 int cc_vabs;
+ − 110 #endif
+ − 111 };
+ − 112
+ − 113 #if 0
+ − 114 extern struct cm Wcm; /* Terminal capabilities */
+ − 115 extern char PC; /* Pad character */
+ − 116
+ − 117 /* Shorthand */
+ − 118 #ifndef NoCMShortHand
+ − 119 #define curY Wcm.cm_curY
+ − 120 #define curX Wcm.cm_curX
+ − 121 #define Up Wcm.cm_up
+ − 122 #define Down Wcm.cm_down
+ − 123 #define Left Wcm.cm_left
+ − 124 #define Right Wcm.cm_right
+ − 125 #define Tab Wcm.cm_tab
+ − 126 #define BackTab Wcm.cm_backtab
+ − 127 #define TabWidth Wcm.cm_tabwidth
+ − 128 #define CR Wcm.cm_cr
+ − 129 #define Home Wcm.cm_home
+ − 130 #define LastLine Wcm.cm_ll
+ − 131 #define AbsPosition Wcm.cm_abs
+ − 132 #define ColPosition Wcm.cm_habs
+ − 133 #define RowPosition Wcm.cm_vabs
+ − 134 #define MultiUp Wcm.cm_multiup
+ − 135 #define MultiDown Wcm.cm_multidown
+ − 136 #define MultiLeft Wcm.cm_multileft
+ − 137 #define MultiRight Wcm.cm_multiright
+ − 138 #define AutoWrap Wcm.cm_autowrap
+ − 139 #define MagicWrap Wcm.cm_magicwrap
+ − 140 #define UseTabs Wcm.cm_usetabs
+ − 141 #define FrameRows Wcm.cm_rows
+ − 142 #define FrameCols Wcm.cm_cols
+ − 143
+ − 144 #define UpCost Wcm.cc_up
+ − 145 #define DownCost Wcm.cc_down
+ − 146 #define LeftCost Wcm.cc_left
+ − 147 #define RightCost Wcm.cc_right
+ − 148 #define HomeCost Wcm.cc_home
+ − 149 #define CRCost Wcm.cc_cr
+ − 150 #define LastLineCost Wcm.cc_ll
+ − 151 #define TabCost Wcm.cc_tab
+ − 152 #define BackTabCost Wcm.cc_backtab
+ − 153 #define AbsPositionCost Wcm.cc_abs
+ − 154 #define ColPositionCost Wcm.cc_habs
+ − 155 #define RowPositionCost Wcm.cc_vabs
+ − 156 #define MultiUpCost Wcm.cc_multiup
+ − 157 #define MultiDownCost Wcm.cc_multidown
+ − 158 #define MultiLeftCost Wcm.cc_multileft
+ − 159 #define MultiRightCost Wcm.cc_multiright
+ − 160 #endif
+ − 161 #endif /* 0 */
+ − 162
+ − 163 #define cmat(row,col) (curY = (row), curX = (col))
+ − 164 #define cmplus(n) \
+ − 165 { \
+ − 166 if ((curX += (n)) >= FrameCols && !MagicWrap) \
+ − 167 { \
+ − 168 if (Wcm.cm_losewrap) losecursor (); \
+ − 169 else if (AutoWrap) curX = 0, curY++; \
+ − 170 else curX--; \
+ − 171 } \
+ − 172 }
+ − 173
+ − 174 #define losecursor() (curX = -1, curY = -1)
+ − 175
+ − 176 extern int cost;
+ − 177 void cmputc (int c);
+ − 178 void cmcheckmagic (void);
+ − 179 void cm_cost_init (struct console *c);
+ − 180 void cmgoto (int, int);
+ − 181 void Wcm_clear (void);
+ − 182 int Wcm_init (void);
+ − 183
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+ − 184 #endif /* INCLUDED_cm_h_ */