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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.11 by pcg, Mon Dec 8 23:14:40 2003 UTC vs.
Revision 1.16 by pcg, Thu Dec 18 07:31:19 2003 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.c
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.11 2003/12/08 23:14:40 pcg Exp $ 4 * $Id: main.C,v 1.16 2003/12/18 07:31:19 pcg Exp $
5 * 5 *
6 * All portions of code are copyright by their respective author/s. 6 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 8 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
42 42
43#ifdef HAVE_TERMIOS_H 43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 44# include <termios.h>
45#endif 45#endif
46 46
47#include <cstring>
48
49static char curlocale[128];
50
51void
52rxvt_set_locale (const char *locale)
53{
54 if (locale && STRNCMP (locale, curlocale, 128))
55 {
56 STRNCPY (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale);
58 }
59}
60
47void * 61void *
48rxvt_term::operator new (size_t s) 62rxvt_term::operator new (size_t s)
49{ 63{
50 void *p = malloc (s); 64 void *p = malloc (s);
51 65
… …
67#ifdef POINTER_BLANK 81#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 82 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 83#endif
70 x_ev (this, &rxvt_term::x_cb), 84 x_ev (this, &rxvt_term::x_cb),
71 destroy_ev (this, &rxvt_term::destroy_cb), 85 destroy_ev (this, &rxvt_term::destroy_cb),
72 check_ev (this, &rxvt_term::check_cb) 86 check_ev (this, &rxvt_term::check_cb),
87 incr_ev (this, &rxvt_term::incr_cb)
73{ 88{
74 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 89 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
75} 90}
76 91
77rxvt_term::~rxvt_term () 92rxvt_term::~rxvt_term ()
78{ 93{
79 rxvt_scr_release (this); 94 scr_release ();
95
96 free (locale);
97 free (codeset);
80 98
81#ifndef NO_SETOWNER_TTYDEV 99#ifndef NO_SETOWNER_TTYDEV
82 rxvt_privileged_ttydev (this, RESTORE); 100 rxvt_privileged_ttydev (this, RESTORE);
83#endif 101#endif
84#ifdef UTMP_SUPPORT 102#ifdef UTMP_SUPPORT
… …
174} 192}
175 193
176bool 194bool
177rxvt_term::init (int argc, const char *const *argv) 195rxvt_term::init (int argc, const char *const *argv)
178{ 196{
179 dR;//TODO (scrollbar, setidle)
180
181 /* 197 /*
182 * Save and then give up any super-user privileges 198 * Save and then give up any super-user privileges
183 * If we need privileges in any area then we must specifically request it. 199 * If we need privileges in any area then we must specifically request it.
184 * We should only need to be root in these cases: 200 * We should only need to be root in these cases:
185 * 1. write utmp entries on some systems 201 * 1. write utmp entries on some systems
186 * 2. chown tty on some systems 202 * 2. chown tty on some systems
187 */ 203 */
188 rxvt_privileges (this, SAVE); 204 rxvt_privileges (this, SAVE);
189 rxvt_privileges (this, IGNORE); 205 rxvt_privileges (this, IGNORE);
190 206
191 rxvt_init_secondary (this); 207 init_secondary ();
192 208
193 const char **cmd_argv = rxvt_init_resources (this, argc, argv); 209 const char **cmd_argv = init_resources (argc, argv);
210
211 set_locale ("");
194 212
195#if (MENUBAR_MAX) 213#if (MENUBAR_MAX)
196 rxvt_menubar_read (this, rs[Rs_menu]); 214 rxvt_menubar_read (this, rs[Rs_menu]);
197#endif 215#endif
198#ifdef HAVE_SCROLLBARS 216#ifdef HAVE_SCROLLBARS
199 if (Options & Opt_scrollBar) 217 if (Options & Opt_scrollBar)
200 scrollbar_setIdle (); /* set existence for size calculations */ 218 scrollBar.setIdle (); /* set existence for size calculations */
201#endif 219#endif
202 220
203 rxvt_Create_Windows (this, argc, argv); 221 rxvt_Create_Windows (this, argc, argv);
204 222
205 rxvt_init_xlocale (this); 223 init_xlocale ();
206 224
207 rxvt_scr_reset (this); /* initialize screen */ 225 scr_reset (); /* initialize screen */
208#ifdef RXVT_GRAPHICS 226#ifdef RXVT_GRAPHICS
209 rxvt_Gr_reset (this); /* reset graphics */ 227 rxvt_Gr_reset (this); /* reset graphics */
210#endif 228#endif
211 229
212#if 0 230#if 0
… …
231 } 249 }
232#endif 250#endif
233 XMapWindow (Xdisplay, TermWin.vt); 251 XMapWindow (Xdisplay, TermWin.vt);
234 XMapWindow (Xdisplay, TermWin.parent[0]); 252 XMapWindow (Xdisplay, TermWin.parent[0]);
235 253
236 rxvt_init_env (this); 254 init_env ();
237 rxvt_init_command (this, cmd_argv); 255 init_command (cmd_argv);
238 256
239 x_ev.start (Xfd, EVENT_READ); 257 x_ev.start (Xfd, EVENT_READ);
240 pty_ev.start (cmd_fd, EVENT_READ); 258 pty_ev.start (cmd_fd, EVENT_READ);
241 259
242 check_ev.start (); 260 check_ev.start ();
… …
757 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 775 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758 R->PixColors[Color_bg]); 776 R->PixColors[Color_bg]);
759 777
760/* handle Color_BD, scrollbar background, etc. */ 778/* handle Color_BD, scrollbar background, etc. */
761 779
762 rxvt_set_colorfgbg(aR); 780 rxvt_set_colorfgbg (aR);
763 rxvt_recolour_cursor(aR); 781 R->recolour_cursor ();
764/* the only reasonable way to enforce a clean update */ 782/* the only reasonable way to enforce a clean update */
765 rxvt_scr_poweron(aR); 783 rxvt_scr_poweron (aR);
766} 784}
767 785
768#else 786#else
769# define rxvt_set_window_color(aR_ idx,color) ((void)0) 787# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770#endif /* XTERM_COLOR_CHANGE */ 788#endif /* XTERM_COLOR_CHANGE */
771 789
772/* EXTPROTO */
773void 790void
774rxvt_recolour_cursor(pR) 791rxvt_term::recolour_cursor ()
775{ 792{
776 rxvt_color xcol[2];
777
778#if TODO 793#if TODO
794 rxvt_color xcol[2];
795
779 xcol[0] = R->PixColors[Color_pointer]; 796 xcol[0] = PixColors[Color_pointer];
780 xcol[1] = R->PixColors[Color_bg]; 797 xcol[1] = PixColors[Color_bg];
781 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 798 XQueryColors (Xdisplay, XCMAP, xcol, 2);
782 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 799 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));
783#endif 800#endif
784} 801}
785 802
786/*----------------------------------------------------------------------*/ 803/*----------------------------------------------------------------------*/
787/* 804/*
… …
939 uint16_t old_ncol = R->prev_ncol; 956 uint16_t old_ncol = R->prev_ncol;
940 957
941 /* scr_reset only works on the primary screen */ 958 /* scr_reset only works on the primary screen */
942 if (R->old_height) /* this is not the first time through */ 959 if (R->old_height) /* this is not the first time through */
943 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 960 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
961
944 rxvt_scr_reset(aR); 962 R->scr_reset();
963
945 if (curr_screen >= 0) { /* this is not the first time through */ 964 if (curr_screen >= 0) { /* this is not the first time through */
946 rxvt_scr_change_screen(aR_ curr_screen); 965 rxvt_scr_change_screen(aR_ curr_screen);
947 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0)); 966 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948 } 967 }
949 } 968 }
… …
1049 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1068 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
1050 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1069 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051 XFree(preedit_attr); 1070 XFree(preedit_attr);
1052} 1071}
1053 1072
1054/* EXTPROTO */
1055void
1056rxvt_setTermFontSet(pR_ int idx)
1057{
1058 char *string;
1059 long length;
1060 int success = 0;
1061
1062 if (idx < 0 || idx >= MAX_NFONTS)
1063 return;
1064}
1065
1066/* INTPROTO */ 1073/* INTPROTO */
1067void 1074void
1068rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect, 1075rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069 XRectangle * needed_rect) 1076 XRectangle * needed_rect)
1070{ 1077{
… …
1102 R->Input_Context = NULL; 1109 R->Input_Context = NULL;
1103/* To avoid Segmentation Fault in C locale: Solaris only? */ 1110/* To avoid Segmentation Fault in C locale: Solaris only? */
1104 if (STRCMP(R->locale, "C")) 1111 if (STRCMP(R->locale, "C"))
1105 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL, 1112 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106 rxvt_IMInstantiateCallback, NULL); 1113 rxvt_IMInstantiateCallback, NULL);
1114}
1115
1116/*
1117 * Try to open a XIM with the current modifiers, then see if we can
1118 * open a suitable preedit type
1119 */
1120static Bool
1121rxvt_IM_get_IC (pR)
1122{
1123 int i, j, found;
1124 XIM xim;
1125 XPoint spot;
1126 XRectangle rect, status_rect, needed_rect;
1127 unsigned long fg, bg;
1128 const char *p;
1129 char **s;
1130 XIMStyles *xim_styles;
1131 XVaNestedList preedit_attr, status_attr;
1132 XIMCallback ximcallback;
1133
1134 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1135 xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);
1136 if (xim == NULL)
1137 return False;
1138
1139 xim_styles = NULL;
1140 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1141 || !xim_styles || !xim_styles->count_styles) {
1142 XCloseIM(xim);
1143 return False;
1144 }
1145
1146 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1147 : "OverTheSpot,OffTheSpot,Root";
1148 s = rxvt_splitcommastring(p);
1149 for (i = found = 0; !found && s[i]; i++) {
1150 if (!STRCMP(s[i], "OverTheSpot"))
1151 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1152 else if (!STRCMP(s[i], "OffTheSpot"))
1153 R->input_style = (XIMPreeditArea | XIMStatusArea);
1154 else if (!STRCMP(s[i], "Root"))
1155 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1156
1157 for (j = 0; j < xim_styles->count_styles; j++)
1158 if (R->input_style == xim_styles->supported_styles[j]) {
1159 found = 1;
1160 break;
1161 }
1162 }
1163 for (i = 0; s[i]; i++)
1164 free(s[i]);
1165 free(s);
1166 XFree(xim_styles);
1167
1168 if (!found) {
1169 XCloseIM(xim);
1170 return False;
1171 }
1172
1173 ximcallback.callback = rxvt_IMDestroyCallback;
1174
1175 /* XXX: not sure why we need this (as well as IC one below) */
1176 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1177
1178 preedit_attr = status_attr = NULL;
1179
1180 if (R->input_style & XIMPreeditPosition) {
1181 rxvt_setSize(aR_ & rect);
1182 rxvt_setPosition(aR_ & spot);
1183 rxvt_setColor(aR_ & fg, &bg);
1184
1185 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186 XNSpotLocation, &spot,
1187 XNForeground, fg, XNBackground, bg,
1188 //XNFontSet, R->TermWin.fontset,
1189 NULL);
1190 } else if (R->input_style & XIMPreeditArea) {
1191 rxvt_setColor(aR_ & fg, &bg);
1192
1193 /*
1194 * The necessary width of preedit area is unknown
1195 * until create input context.
1196 */
1197 needed_rect.width = 0;
1198
1199 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1200
1201 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1202 XNForeground, fg, XNBackground, bg,
1203 //XNFontSet, R->TermWin.fontset,
1204 NULL);
1205 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1206 XNForeground, fg, XNBackground, bg,
1207 //XNFontSet, R->TermWin.fontset,
1208 NULL);
1209 }
1210 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1211 XNClientWindow, R->TermWin.parent[0],
1212 XNFocusWindow, R->TermWin.parent[0],
1213 XNDestroyCallback, &ximcallback,
1214 preedit_attr ? XNPreeditAttributes : NULL,
1215 preedit_attr,
1216 status_attr ? XNStatusAttributes : NULL,
1217 status_attr, NULL);
1218 if (preedit_attr)
1219 XFree(preedit_attr);
1220 if (status_attr)
1221 XFree(status_attr);
1222 if (R->Input_Context == NULL) {
1223 rxvt_print_error("failed to create input context");
1224 XCloseIM(xim);
1225 return False;
1226 }
1227 if (R->input_style & XIMPreeditArea)
1228 rxvt_IMSetStatusPosition(aR);
1229 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1230 return True;
1107} 1231}
1108 1232
1109/* 1233/*
1110 * X manual pages and include files don't match on some systems: 1234 * X manual pages and include files don't match on some systems:
1111 * some think this is an XIDProc and others an XIMProc so we can't 1235 * some think this is an XIDProc and others an XIMProc so we can't
… …
1127 char buf[IMBUFSIZ]; 1251 char buf[IMBUFSIZ];
1128 1252
1129 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1253 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1130 if (R->Input_Context) 1254 if (R->Input_Context)
1131 return; 1255 return;
1256
1257#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1258 if (R->rs[Rs_imLocale])
1259 setlocale (LC_CTYPE, R->rs[Rs_imLocale]);
1260#endif
1132 1261
1133 p = R->rs[Rs_inputMethod]; 1262 p = R->rs[Rs_inputMethod];
1134 if (p && *p) 1263 if (p && *p)
1135 { 1264 {
1136 bool found = false; 1265 bool found = false;
… …
1153 for (i = 0; s[i]; i++) 1282 for (i = 0; s[i]; i++)
1154 free(s[i]); 1283 free(s[i]);
1155 free(s); 1284 free(s);
1156 1285
1157 if (found) 1286 if (found)
1158 return; 1287 goto done;
1159 } 1288 }
1160 1289
1161/* try with XMODIFIERS env. var. */ 1290/* try with XMODIFIERS env. var. */
1162 if ((p = XSetLocaleModifiers ("")) && *p 1291 if ((p = XSetLocaleModifiers ("")) && *p
1163 && rxvt_IM_get_IC (aR)) 1292 && rxvt_IM_get_IC (aR))
1164 return; 1293 goto done;
1165 1294
1166/* try with no modifiers base IF the user didn't specify an IM */ 1295/* try with no modifiers base IF the user didn't specify an IM */
1167 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1296 if ((p = XSetLocaleModifiers ("@im=none")) && *p
1168 && rxvt_IM_get_IC (aR) == True) 1297 && rxvt_IM_get_IC (aR) == True)
1169 return; 1298 goto done;
1170}
1171 1299
1172/* 1300done:
1173 * Try to open a XIM with the current modifiers, then see if we can 1301#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1174 * open a suitable preedit type 1302 if (R->rs[Rs_imLocale])
1175 */ 1303 setlocale (LC_CTYPE, R->locale);
1176/* INTPROTO */ 1304#endif
1177Bool
1178rxvt_IM_get_IC(pR)
1179{
1180 int i, j, found;
1181 XIM xim;
1182 XPoint spot;
1183 XRectangle rect, status_rect, needed_rect;
1184 unsigned long fg, bg;
1185 const char *p;
1186 char **s;
1187 XIMStyles *xim_styles;
1188 XVaNestedList preedit_attr, status_attr;
1189 XIMCallback ximcallback;
1190
1191 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1192 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1193 if (xim == NULL)
1194 return False;
1195
1196 xim_styles = NULL;
1197 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1198 || !xim_styles || !xim_styles->count_styles) {
1199 XCloseIM(xim);
1200 return False;
1201 }
1202
1203 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1204 : "OverTheSpot,OffTheSpot,Root";
1205 s = rxvt_splitcommastring(p);
1206 for (i = found = 0; !found && s[i]; i++) {
1207 if (!STRCMP(s[i], "OverTheSpot"))
1208 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1209 else if (!STRCMP(s[i], "OffTheSpot"))
1210 R->input_style = (XIMPreeditArea | XIMStatusArea);
1211 else if (!STRCMP(s[i], "Root"))
1212 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1213
1214 for (j = 0; j < xim_styles->count_styles; j++)
1215 if (R->input_style == xim_styles->supported_styles[j]) {
1216 found = 1;
1217 break;
1218 }
1219 }
1220 for (i = 0; s[i]; i++)
1221 free(s[i]);
1222 free(s);
1223 XFree(xim_styles);
1224
1225 if (!found) {
1226 XCloseIM(xim);
1227 return False;
1228 }
1229
1230 ximcallback.callback = rxvt_IMDestroyCallback;
1231
1232/* XXX: not sure why we need this (as well as IC one below) */
1233 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1234
1235 preedit_attr = status_attr = NULL;
1236
1237 if (R->input_style & XIMPreeditPosition) {
1238 rxvt_setSize(aR_ & rect);
1239 rxvt_setPosition(aR_ & spot);
1240 rxvt_setColor(aR_ & fg, &bg);
1241
1242 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1243 XNSpotLocation, &spot,
1244 XNForeground, fg, XNBackground, bg,
1245 //XNFontSet, R->TermWin.fontset,
1246 NULL);
1247 } else if (R->input_style & XIMPreeditArea) {
1248 rxvt_setColor(aR_ & fg, &bg);
1249
1250 /*
1251 * The necessary width of preedit area is unknown
1252 * until create input context.
1253 */
1254 needed_rect.width = 0;
1255
1256 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1257
1258 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1259 XNForeground, fg, XNBackground, bg,
1260 //XNFontSet, R->TermWin.fontset,
1261 NULL);
1262 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1263 XNForeground, fg, XNBackground, bg,
1264 //XNFontSet, R->TermWin.fontset,
1265 NULL);
1266 }
1267 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1268 XNClientWindow, R->TermWin.parent[0],
1269 XNFocusWindow, R->TermWin.parent[0],
1270 XNDestroyCallback, &ximcallback,
1271 preedit_attr ? XNPreeditAttributes : NULL,
1272 preedit_attr,
1273 status_attr ? XNStatusAttributes : NULL,
1274 status_attr, NULL);
1275 if (preedit_attr)
1276 XFree(preedit_attr);
1277 if (status_attr)
1278 XFree(status_attr);
1279 if (R->Input_Context == NULL) {
1280 rxvt_print_error("failed to create input context");
1281 XCloseIM(xim);
1282 return False;
1283 }
1284 if (R->input_style & XIMPreeditArea)
1285 rxvt_IMSetStatusPosition(aR);
1286 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1287 return True;
1288} 1305}
1289 1306
1290/* EXTPROTO */ 1307/* EXTPROTO */
1291void 1308void
1292rxvt_IMSetStatusPosition(pR) 1309rxvt_IMSetStatusPosition(pR)

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