Change the term_mouse interface a little so that it gets passed
[u/mdw/putty] / terminal.c
index 02c94d7..87085c6 100644 (file)
@@ -162,10 +162,10 @@ static void power_on(Terminal *term)
        for (i = 0; i < term->cols; i++)
            term->tabs[i] = (i % 8 == 0 ? TRUE : FALSE);
     }
-    term->alt_om = term->dec_om = term->cfg->dec_om;
+    term->alt_om = term->dec_om = term->cfg.dec_om;
     term->alt_ins = term->insert = FALSE;
     term->alt_wnext = term->wrapnext = term->save_wnext = FALSE;
-    term->alt_wrap = term->wrap = term->cfg->wrap_mode;
+    term->alt_wrap = term->wrap = term->cfg.wrap_mode;
     term->alt_cset = term->cset = term->save_cset = 0;
     term->alt_utf = term->utf = term->save_utf = 0;
     term->utf_state = 0;
@@ -177,17 +177,17 @@ static void power_on(Terminal *term)
     term->big_cursor = 0;
     term->save_attr = term->curr_attr = ATTR_DEFAULT;
     term->term_editing = term->term_echoing = FALSE;
-    term->app_cursor_keys = term->cfg->app_cursor;
-    term->app_keypad_keys = term->cfg->app_keypad;
-    term->use_bce = term->cfg->bce;
-    term->blink_is_real = term->cfg->blinktext;
+    term->app_cursor_keys = term->cfg.app_cursor;
+    term->app_keypad_keys = term->cfg.app_keypad;
+    term->use_bce = term->cfg.bce;
+    term->blink_is_real = term->cfg.blinktext;
     term->erase_char = ERASE_CHAR;
     term->alt_which = 0;
     term_print_finish(term);
     {
        int i;
        for (i = 0; i < 256; i++)
-           term->wordness[i] = term->cfg->wordness[i];
+           term->wordness[i] = term->cfg.wordness[i];
     }
     if (term->screen) {
        swap_screen(term, 1, FALSE, FALSE);
@@ -206,7 +206,7 @@ void term_update(Terminal *term)
     ctx = get_ctx(term->frontend);
     if (ctx) {
        int need_sbar_update = term->seen_disp_event;
-       if (term->seen_disp_event && term->cfg->scroll_on_disp) {
+       if (term->seen_disp_event && term->cfg.scroll_on_disp) {
            term->disptop = 0;         /* return to main screen */
            term->seen_disp_event = 0;
            need_sbar_update = TRUE;
@@ -244,7 +244,7 @@ void term_seen_key_event(Terminal *term)
     /*
      * Reset the scrollback on keypress, if we're doing that.
      */
-    if (term->cfg->scroll_on_key) {
+    if (term->cfg.scroll_on_key) {
        term->disptop = 0;             /* return to main screen */
        term->seen_disp_event = 1;
     }
@@ -270,20 +270,53 @@ void term_pwron(Terminal *term)
  * user has disabled mouse reporting, and abandon a print job if
  * the user has disabled printing.
  */
-void term_reconfig(Terminal *term)
+void term_reconfig(Terminal *term, Config *cfg)
 {
-    if (term->cfg->no_alt_screen)
+    /*
+     * Before adopting the new config, check all those terminal
+     * settings which control power-on defaults; and if they've
+     * changed, we will modify the current state as well as the
+     * default one. The full list is: Auto wrap mode, DEC Origin
+     * Mode, BCE, blinking text, character classes.
+     */
+    int reset_wrap, reset_decom, reset_bce, reset_blink, reset_charclass;
+    int i;
+
+    reset_wrap = (term->cfg.wrap_mode != cfg->wrap_mode);
+    reset_decom = (term->cfg.dec_om != cfg->dec_om);
+    reset_bce = (term->cfg.bce != cfg->bce);
+    reset_blink = (term->cfg.blinktext != cfg->blinktext);
+    reset_charclass = 0;
+    for (i = 0; i < lenof(term->cfg.wordness); i++)
+       if (term->cfg.wordness[i] != cfg->wordness[i])
+           reset_charclass = 1;
+
+    term->cfg = *cfg;                 /* STRUCTURE COPY */
+
+    if (reset_wrap)
+       term->alt_wrap = term->wrap = term->cfg.wrap_mode;
+    if (reset_decom)
+       term->alt_om = term->dec_om = term->cfg.dec_om;
+    if (reset_bce)
+       term->use_bce = term->cfg.bce;
+    if (reset_blink)
+       term->blink_is_real = term->cfg.blinktext;
+    if (reset_charclass)
+       for (i = 0; i < 256; i++)
+           term->wordness[i] = term->cfg.wordness[i];
+
+    if (term->cfg.no_alt_screen)
        swap_screen(term, 0, FALSE, FALSE);
-    if (term->cfg->no_mouse_rep) {
+    if (term->cfg.no_mouse_rep) {
        term->xterm_mouse = 0;
        set_raw_mouse_mode(term->frontend, 0);
     }
-    if (term->cfg->no_remote_charset) {
+    if (term->cfg.no_remote_charset) {
        term->cset_attr[0] = term->cset_attr[1] = ATTR_ASCII;
        term->sco_acs = term->alt_sco_acs = 0;
        term->utf = 0;
     }
-    if (!*term->cfg->printer) {
+    if (!*term->cfg.printer) {
        term_print_finish(term);
     }
 }
@@ -304,7 +337,8 @@ void term_clrsb(Terminal *term)
 /*
  * Initialise the terminal.
  */
-Terminal *term_init(Config *mycfg, void *frontend)
+Terminal *term_init(Config *mycfg, struct unicode_data *ucsdata,
+                   void *frontend)
 {
     Terminal *term;
 
@@ -314,12 +348,14 @@ Terminal *term_init(Config *mycfg, void *frontend)
      */
     term = smalloc(sizeof(Terminal));
     term->frontend = frontend;
-    term->cfg = mycfg;
+    term->ucsdata = ucsdata;
+    term->cfg = *mycfg;                       /* STRUCTURE COPY */
     term->logctx = NULL;
     term->compatibility_level = TM_PUTTY;
     strcpy(term->id_string, "\033[?6c");
     term->last_blink = term->last_tblink = 0;
     term->paste_buffer = NULL;
+    term->paste_len = 0;
     term->last_paste = 0;
     bufchain_init(&term->inbuf);
     bufchain_init(&term->printer_buf);
@@ -355,6 +391,34 @@ Terminal *term_init(Config *mycfg, void *frontend)
     return term;
 }
 
+void term_free(Terminal *term)
+{
+    unsigned long *line;
+    struct beeptime *beep;
+
+    while ((line = delpos234(term->scrollback, 0)) != NULL)
+       sfree(line);
+    freetree234(term->scrollback);
+    while ((line = delpos234(term->screen, 0)) != NULL)
+       sfree(line);
+    freetree234(term->screen);
+    while ((line = delpos234(term->alt_screen, 0)) != NULL)
+       sfree(line);
+    freetree234(term->alt_screen);
+    sfree(term->disptext);
+    while (term->beephead) {
+       beep = term->beephead;
+       term->beephead = beep->next;
+       sfree(beep);
+    }
+    bufchain_clear(&term->inbuf);
+    if(term->print_job)
+       printer_finish_job(term->print_job);
+    bufchain_clear(&term->printer_buf);
+    sfree(term->paste_buffer);
+    sfree(term);
+}
+
 /*
  * Set up the terminal for a given size.
  */
@@ -969,12 +1033,12 @@ static void toggle_mode(Terminal *term, int mode, int query, int state)
                term->blink_is_real = FALSE;
                term->vt52_bold = FALSE;
            } else {
-               term->blink_is_real = term->cfg->blinktext;
+               term->blink_is_real = term->cfg.blinktext;
            }
            break;
          case 3:                      /* 80/132 columns */
            deselect(term);
-           if (!term->cfg->no_remote_resize)
+           if (!term->cfg.no_remote_resize)
                request_resize(term->frontend, state ? 132 : 80, term->rows);
            term->reset_132 = state;
            break;
@@ -1029,7 +1093,7 @@ static void toggle_mode(Terminal *term, int mode, int query, int state)
          case 47:                     /* alternate screen */
            compatibility(OTHER);
            deselect(term);
-           swap_screen(term, term->cfg->no_alt_screen ? 0 : state, FALSE, FALSE);
+           swap_screen(term, term->cfg.no_alt_screen ? 0 : state, FALSE, FALSE);
            term->disptop = 0;
            break;
          case 1000:                   /* xterm mouse 1 */
@@ -1043,7 +1107,7 @@ static void toggle_mode(Terminal *term, int mode, int query, int state)
          case 1047:                   /* alternate screen */
            compatibility(OTHER);
            deselect(term);
-           swap_screen(term, term->cfg->no_alt_screen ? 0 : state, TRUE, TRUE);
+           swap_screen(term, term->cfg.no_alt_screen ? 0 : state, TRUE, TRUE);
            term->disptop = 0;
            break;
          case 1048:                   /* save/restore cursor */
@@ -1056,7 +1120,7 @@ static void toggle_mode(Terminal *term, int mode, int query, int state)
            if (!state) term->seen_disp_event = TRUE;
            compatibility(OTHER);
            deselect(term);
-           swap_screen(term, term->cfg->no_alt_screen ? 0 : state, TRUE, FALSE);
+           swap_screen(term, term->cfg.no_alt_screen ? 0 : state, TRUE, FALSE);
            if (!state)
                save_cursor(term, state);
            term->disptop = 0;
@@ -1095,14 +1159,14 @@ static void do_osc(Terminal *term)
        switch (term->esc_args[0]) {
          case 0:
          case 1:
-           if (!term->cfg->no_remote_wintitle)
+           if (!term->cfg.no_remote_wintitle)
                set_icon(term->frontend, term->osc_string);
            if (term->esc_args[0] == 1)
                break;
            /* fall through: parameter 0 means set both */
          case 2:
          case 21:
-           if (!term->cfg->no_remote_wintitle)
+           if (!term->cfg.no_remote_wintitle)
                set_title(term->frontend, term->osc_string);
            break;
        }
@@ -1115,7 +1179,7 @@ static void do_osc(Terminal *term)
 static void term_print_setup(Terminal *term)
 {
     bufchain_clear(&term->printer_buf);
-    term->print_job = printer_start_job(term->cfg->printer);
+    term->print_job = printer_start_job(term->cfg.printer);
 }
 static void term_print_flush(Terminal *term)
 {
@@ -1189,7 +1253,7 @@ void term_out(Terminal *term)
             * Optionally log the session traffic to a file. Useful for
             * debugging and possibly also useful for actual logging.
             */
-           if (term->cfg->logtype == LGTYP_DEBUG && term->logctx)
+           if (term->cfg.logtype == LGTYP_DEBUG && term->logctx)
                logtraffic(term->logctx, (unsigned char) c, LGTYP_DEBUG);
        } else {
            c = unget;
@@ -1240,8 +1304,8 @@ void term_out(Terminal *term)
                  case 0:
                    if (c < 0x80) {
                        /* UTF-8 must be stateless so we ignore iso2022. */
-                       if (unitab_ctrl[c] != 0xFF) 
-                            c = unitab_ctrl[c];
+                       if (term->ucsdata->unitab_ctrl[c] != 0xFF) 
+                            c = term->ucsdata->unitab_ctrl[c];
                        else c = ((unsigned char)c) | ATTR_ASCII;
                        break;
                    } else if ((c & 0xe0) == 0xc0) {
@@ -1338,8 +1402,8 @@ void term_out(Terminal *term)
                     * the same encoding.
                     */
                  case ATTR_LINEDRW:
-                   if (unitab_ctrl[c] != 0xFF)
-                       c = unitab_ctrl[c];
+                   if (term->ucsdata->unitab_ctrl[c] != 0xFF)
+                       c = term->ucsdata->unitab_ctrl[c];
                    else
                        c = ((unsigned char) c) | ATTR_LINEDRW;
                    break;
@@ -1351,8 +1415,8 @@ void term_out(Terminal *term)
                        break;
                    }
                  /*FALLTHROUGH*/ case ATTR_ASCII:
-                   if (unitab_ctrl[c] != 0xFF)
-                       c = unitab_ctrl[c];
+                   if (term->ucsdata->unitab_ctrl[c] != 0xFF)
+                       c = term->ucsdata->unitab_ctrl[c];
                    else
                        c = ((unsigned char) c) | ATTR_ASCII;
                    break;
@@ -1377,7 +1441,7 @@ void term_out(Terminal *term)
                term->curs.x--;
            term->wrapnext = FALSE;
            fix_cpos;
-           if (!term->cfg->no_dbackspace)    /* destructive bksp might be disabled */
+           if (!term->cfg.no_dbackspace)    /* destructive bksp might be disabled */
                *term->cpos = (' ' | term->curr_attr | ATTR_ASCII);
        } else
            /* Or normal C0 controls. */
@@ -1396,7 +1460,7 @@ void term_out(Terminal *term)
                if (term->ldisc) {
                    char abuf[256], *s, *d;
                    int state = 0;
-                   for (s = term->cfg->answerback, d = abuf; *s; s++) {
+                   for (s = term->cfg.answerback, d = abuf; *s; s++) {
                        if (state) {
                            if (*s >= 'a' && *s <= 'z')
                                *d++ = (*s - ('a' - 1));
@@ -1439,7 +1503,7 @@ void term_out(Terminal *term)
                     * t seconds ago.
                     */
                    while (term->beephead &&
-                          term->beephead->ticks < ticks - term->cfg->bellovl_t) {
+                          term->beephead->ticks < ticks - term->cfg.bellovl_t) {
                        struct beeptime *tmp = term->beephead;
                        term->beephead = tmp->next;
                        sfree(tmp);
@@ -1448,16 +1512,16 @@ void term_out(Terminal *term)
                        term->nbeeps--;
                    }
 
-                   if (term->cfg->bellovl && term->beep_overloaded &&
-                       ticks - term->lastbeep >= (unsigned)term->cfg->bellovl_s) {
+                   if (term->cfg.bellovl && term->beep_overloaded &&
+                       ticks - term->lastbeep >= (unsigned)term->cfg.bellovl_s) {
                        /*
                         * If we're currently overloaded and the
                         * last beep was more than s seconds ago,
                         * leave overload mode.
                         */
                        term->beep_overloaded = FALSE;
-                   } else if (term->cfg->bellovl && !term->beep_overloaded &&
-                              term->nbeeps >= term->cfg->bellovl_n) {
+                   } else if (term->cfg.bellovl && !term->beep_overloaded &&
+                              term->nbeeps >= term->cfg.bellovl_n) {
                        /*
                         * Now, if we have n or more beeps
                         * remaining in the queue, go into overload
@@ -1470,9 +1534,9 @@ void term_out(Terminal *term)
                    /*
                     * Perform an actual beep if we're not overloaded.
                     */
-                   if (!term->cfg->bellovl || !term->beep_overloaded) {
-                       beep(term->frontend, term->cfg->beep);
-                       if (term->cfg->beep == BELL_VISUAL) {
+                   if (!term->cfg.bellovl || !term->beep_overloaded) {
+                       beep(term->frontend, term->cfg.beep);
+                       if (term->cfg.beep == BELL_VISUAL) {
                            term->in_vbell = TRUE;
                            term->vbell_startpoint = ticks;
                            term_update(term);
@@ -1536,7 +1600,7 @@ void term_out(Terminal *term)
                    scroll(term, term->marg_t, term->marg_b, 1, TRUE);
                else if (term->curs.y < term->rows - 1)
                    term->curs.y++;
-               if (term->cfg->lfhascr)
+               if (term->cfg.lfhascr)
                    term->curs.x = 0;
                fix_cpos;
                term->wrapnext = FALSE;
@@ -1763,7 +1827,7 @@ void term_out(Terminal *term)
                    if (term->ldisc)   /* cause ldisc to notice changes */
                        ldisc_send(term->ldisc, NULL, 0, 0);
                    if (term->reset_132) {
-                       if (!term->cfg->no_remote_resize)
+                       if (!term->cfg.no_remote_resize)
                            request_resize(term->frontend, 80, term->rows);
                        term->reset_132 = 0;
                    }
@@ -1828,55 +1892,55 @@ void term_out(Terminal *term)
 
                  case ANSI('A', '('):
                    compatibility(VT100);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[0] = ATTR_GBCHR;
                    break;
                  case ANSI('B', '('):
                    compatibility(VT100);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[0] = ATTR_ASCII;
                    break;
                  case ANSI('0', '('):
                    compatibility(VT100);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[0] = ATTR_LINEDRW;
                    break;
                  case ANSI('U', '('): 
                    compatibility(OTHER);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[0] = ATTR_SCOACS; 
                    break;
 
                  case ANSI('A', ')'):
                    compatibility(VT100);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[1] = ATTR_GBCHR;
                    break;
                  case ANSI('B', ')'):
                    compatibility(VT100);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[1] = ATTR_ASCII;
                    break;
                  case ANSI('0', ')'):
                    compatibility(VT100);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[1] = ATTR_LINEDRW;
                    break;
                  case ANSI('U', ')'): 
                    compatibility(OTHER);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->cset_attr[1] = ATTR_SCOACS; 
                    break;
 
                  case ANSI('8', '%'):  /* Old Linux code */
                  case ANSI('G', '%'):
                    compatibility(OTHER);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->utf = 1;
                    break;
                  case ANSI('@', '%'):
                    compatibility(OTHER);
-                   if (!term->cfg->no_remote_charset)
+                   if (!term->cfg.no_remote_charset)
                        term->utf = 0;
                    break;
                }
@@ -2056,7 +2120,7 @@ void term_out(Terminal *term)
                        compatibility(VT100);
                        {
                            if (term->esc_nargs != 1) break;
-                           if (term->esc_args[0] == 5 && *term->cfg->printer) {
+                           if (term->esc_args[0] == 5 && *term->cfg.printer) {
                                term->printing = TRUE;
                                term->only_printing = !term->esc_query;
                                term->print_state = 0;
@@ -2178,15 +2242,15 @@ void term_out(Terminal *term)
                                    break;
                                  case 10:      /* SCO acs off */
                                    compatibility(SCOANSI);
-                                   if (term->cfg->no_remote_charset) break;
+                                   if (term->cfg.no_remote_charset) break;
                                    term->sco_acs = 0; break;
                                  case 11:      /* SCO acs on */
                                    compatibility(SCOANSI);
-                                   if (term->cfg->no_remote_charset) break;
+                                   if (term->cfg.no_remote_charset) break;
                                    term->sco_acs = 1; break;
                                  case 12:      /* SCO acs on, |0x80 */
                                    compatibility(SCOANSI);
-                                   if (term->cfg->no_remote_charset) break;
+                                   if (term->cfg.no_remote_charset) break;
                                    term->sco_acs = 2; break;
                                  case 22:      /* disable bold */
                                    compatibility2(OTHER, VT220);
@@ -2265,7 +2329,7 @@ void term_out(Terminal *term)
                            && (term->esc_args[0] < 1 ||
                                term->esc_args[0] >= 24)) {
                            compatibility(VT340TEXT);
-                           if (!term->cfg->no_remote_resize)
+                           if (!term->cfg.no_remote_resize)
                                request_resize(term->frontend, term->cols,
                                               def(term->esc_args[0], 24));
                            deselect(term);
@@ -2285,7 +2349,7 @@ void term_out(Terminal *term)
                                break;
                              case 3:
                                if (term->esc_nargs >= 3) {
-                                   if (!term->cfg->no_remote_resize)
+                                   if (!term->cfg.no_remote_resize)
                                        move_window(term->frontend,
                                                    def(term->esc_args[1], 0),
                                                    def(term->esc_args[2], 0));
@@ -2310,10 +2374,10 @@ void term_out(Terminal *term)
                                break;
                              case 8:
                                if (term->esc_nargs >= 3) {
-                                   if (!term->cfg->no_remote_resize)
+                                   if (!term->cfg.no_remote_resize)
                                        request_resize(term->frontend,
-                                                      def(term->esc_args[2], term->cfg->width),
-                                                      def(term->esc_args[1], term->cfg->height));
+                                                      def(term->esc_args[2], term->cfg.width),
+                                                      def(term->esc_args[1], term->cfg.height));
                                }
                                break;
                              case 9:
@@ -2411,10 +2475,10 @@ void term_out(Terminal *term)
                         */
                        compatibility(VT420);
                        if (term->esc_nargs == 1 && term->esc_args[0] > 0) {
-                           if (!term->cfg->no_remote_resize)
+                           if (!term->cfg.no_remote_resize)
                                request_resize(term->frontend, term->cols,
                                               def(term->esc_args[0],
-                                                  term->cfg->height));
+                                                  term->cfg.height));
                            deselect(term);
                        }
                        break;
@@ -2425,10 +2489,10 @@ void term_out(Terminal *term)
                         */
                        compatibility(VT340TEXT);
                        if (term->esc_nargs <= 1) {
-                           if (!term->cfg->no_remote_resize)
+                           if (!term->cfg.no_remote_resize)
                                request_resize(term->frontend,
                                               def(term->esc_args[0],
-                                                  term->cfg->width), term->rows);
+                                                  term->cfg.width), term->rows);
                            deselect(term);
                        }
                        break;
@@ -2562,7 +2626,7 @@ void term_out(Terminal *term)
                         * Well we should do a soft reset at this point ...
                         */
                        if (!has_compat(VT420) && has_compat(VT100)) {
-                           if (!term->cfg->no_remote_resize) {
+                           if (!term->cfg.no_remote_resize) {
                                if (term->reset_132)
                                    request_resize(132, 24);
                                else
@@ -2798,7 +2862,7 @@ void term_out(Terminal *term)
                     *     emulation.
                     */
                    term->vt52_mode = FALSE;
-                   term->blink_is_real = term->cfg->blinktext;
+                   term->blink_is_real = term->cfg.blinktext;
                    break;
 #if 0
                  case '^':
@@ -3011,7 +3075,7 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
     /* Has the cursor position or type changed ? */
     if (term->cursor_on) {
        if (term->has_focus) {
-           if (term->blinker || !term->cfg->blink_cur)
+           if (term->blinker || !term->cfg.blink_cur)
                cursor = TATTR_ACTCURS;
            else
                cursor = 0;
@@ -3081,13 +3145,13 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
            tattr = (*d & (ATTR_MASK ^ CSET_MASK));
            switch (tchar & CSET_MASK) {
              case ATTR_ASCII:
-               tchar = unitab_line[tchar & 0xFF];
+               tchar = term->ucsdata->unitab_line[tchar & 0xFF];
                break;
              case ATTR_LINEDRW:
-               tchar = unitab_xterm[tchar & 0xFF];
+               tchar = term->ucsdata->unitab_xterm[tchar & 0xFF];
                break;
              case ATTR_SCOACS:  
-               tchar = unitab_scoacs[tchar&0xFF]; 
+               tchar = term->ucsdata->unitab_scoacs[tchar&0xFF]; 
                break;
            }
            tattr |= (tchar & CSET_MASK);
@@ -3145,7 +3209,7 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
            if ((attr & CSET_MASK) == 0x2300 && tchar >= 0xBA
                && tchar <= 0xBD) break_run = TRUE;
 
-           if (!dbcs_screenfont && !dirty_line) {
+           if (!term->ucsdata->dbcs_screenfont && !dirty_line) {
                if ((tchar | tattr) == term->disptext[idx])
                    break_run = TRUE;
                else if (!dirty_run && ccount == 1)
@@ -3160,7 +3224,7 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
                start = j;
                ccount = 0;
                attr = tattr;
-               if (dbcs_screenfont)
+               if (term->ucsdata->dbcs_screenfont)
                    last_run_dirty = dirty_run;
                dirty_run = dirty_line;
            }
@@ -3379,23 +3443,23 @@ static void clipme(Terminal *term, pos top, pos bottom, int rect)
 
            switch (uc & CSET_MASK) {
              case ATTR_LINEDRW:
-               if (!term->cfg->rawcnp) {
-                   uc = unitab_xterm[uc & 0xFF];
+               if (!term->cfg.rawcnp) {
+                   uc = term->ucsdata->unitab_xterm[uc & 0xFF];
                    break;
                }
              case ATTR_ASCII:
-               uc = unitab_line[uc & 0xFF];
+               uc = term->ucsdata->unitab_line[uc & 0xFF];
                break;
              case ATTR_SCOACS:  
-               uc = unitab_scoacs[uc&0xFF]; 
+               uc = term->ucsdata->unitab_scoacs[uc&0xFF]; 
                break;
            }
            switch (uc & CSET_MASK) {
              case ATTR_ACP:
-               uc = unitab_font[uc & 0xFF];
+               uc = term->ucsdata->unitab_font[uc & 0xFF];
                break;
              case ATTR_OEMCP:
-               uc = unitab_oemcp[uc & 0xFF];
+               uc = term->ucsdata->unitab_oemcp[uc & 0xFF];
                break;
            }
 
@@ -3409,14 +3473,14 @@ static void clipme(Terminal *term, pos top, pos bottom, int rect)
                    char buf[4];
                    WCHAR wbuf[4];
                    int rv;
-                   if (is_dbcs_leadbyte(font_codepage, (BYTE) c)) {
+                   if (is_dbcs_leadbyte(term->ucsdata->font_codepage, (BYTE) c)) {
                        buf[0] = c;
                        buf[1] = (char) (0xFF & ldata[top.x + 1]);
-                       rv = mb_to_wc(font_codepage, 0, buf, 2, wbuf, 4);
+                       rv = mb_to_wc(term->ucsdata->font_codepage, 0, buf, 2, wbuf, 4);
                        top.x++;
                    } else {
                        buf[0] = c;
-                       rv = mb_to_wc(font_codepage, 0, buf, 1, wbuf, 4);
+                       rv = mb_to_wc(term->ucsdata->font_codepage, 0, buf, 1, wbuf, 4);
                    }
 
                    if (rv > 0) {
@@ -3546,28 +3610,29 @@ static int wordtype(Terminal *term, int uc)
 
     switch (uc & CSET_MASK) {
       case ATTR_LINEDRW:
-       uc = unitab_xterm[uc & 0xFF];
+       uc = term->ucsdata->unitab_xterm[uc & 0xFF];
        break;
       case ATTR_ASCII:
-       uc = unitab_line[uc & 0xFF];
+       uc = term->ucsdata->unitab_line[uc & 0xFF];
        break;
       case ATTR_SCOACS:  
-       uc = unitab_scoacs[uc&0xFF]; 
+       uc = term->ucsdata->unitab_scoacs[uc&0xFF]; 
        break;
     }
     switch (uc & CSET_MASK) {
       case ATTR_ACP:
-       uc = unitab_font[uc & 0xFF];
+       uc = term->ucsdata->unitab_font[uc & 0xFF];
        break;
       case ATTR_OEMCP:
-       uc = unitab_oemcp[uc & 0xFF];
+       uc = term->ucsdata->unitab_oemcp[uc & 0xFF];
        break;
     }
 
     /* For DBCS font's I can't do anything usefull. Even this will sometimes
      * fail as there's such a thing as a double width space. :-(
      */
-    if (dbcs_screenfont && font_codepage == line_codepage)
+    if (term->ucsdata->dbcs_screenfont &&
+       term->ucsdata->font_codepage == term->ucsdata->line_codepage)
        return (uc != ' ');
 
     if (uc < 0x80)
@@ -3737,14 +3802,14 @@ void term_do_paste(Terminal *term)
     get_clip(term->frontend, NULL, NULL);
 }
 
-void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
-               int shift, int ctrl, int alt)
+void term_mouse(Terminal *term, Mouse_Button braw, Mouse_Button bcooked,
+               Mouse_Action a, int x, int y, int shift, int ctrl, int alt)
 {
     pos selpoint;
     unsigned long *ldata;
     int raw_mouse = (term->xterm_mouse &&
-                    !term->cfg->no_mouse_rep &&
-                    !(term->cfg->mouse_override && shift));
+                    !term->cfg.no_mouse_rep &&
+                    !(term->cfg.mouse_override && shift));
     int default_seltype;
 
     if (y < 0) {
@@ -3779,7 +3844,7 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
 
        if (term->ldisc) {
 
-           switch (b) {
+           switch (braw) {
              case MBT_LEFT:
                encstate = 0x20;               /* left button down */
                break;
@@ -3808,9 +3873,9 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
                term->mouse_is_down = 0;
                break;
              case MA_CLICK:
-               if (term->mouse_is_down == b)
+               if (term->mouse_is_down == braw)
                    return;
-               term->mouse_is_down = b;
+               term->mouse_is_down = braw;
                break;
              default: break;          /* placate gcc warning about enum use */
            }
@@ -3827,13 +3892,11 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
        return;
     }
 
-    b = translate_button(term->frontend, b);
-
     /*
      * Set the selection type (rectangular or normal) at the start
      * of a selection attempt, from the state of Alt.
      */
-    if (!alt ^ !term->cfg->rect_select)
+    if (!alt ^ !term->cfg.rect_select)
        default_seltype = RECTANGULAR;
     else
        default_seltype = LEXICOGRAPHIC;
@@ -3842,13 +3905,13 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
        term->seltype = default_seltype;
     }
 
-    if (b == MBT_SELECT && a == MA_CLICK) {
+    if (bcooked == MBT_SELECT && a == MA_CLICK) {
        deselect(term);
        term->selstate = ABOUT_TO;
        term->seltype = default_seltype;
        term->selanchor = selpoint;
        term->selmode = SM_CHAR;
-    } else if (b == MBT_SELECT && (a == MA_2CLK || a == MA_3CLK)) {
+    } else if (bcooked == MBT_SELECT && (a == MA_2CLK || a == MA_3CLK)) {
        deselect(term);
        term->selmode = (a == MA_2CLK ? SM_WORD : SM_LINE);
        term->selstate = DRAGGING;
@@ -3856,11 +3919,12 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
        term->selend = term->selstart;
        incpos(term->selend);
        sel_spread(term);
-    } else if ((b == MBT_SELECT && a == MA_DRAG) ||
-              (b == MBT_EXTEND && a != MA_RELEASE)) {
+    } else if ((bcooked == MBT_SELECT && a == MA_DRAG) ||
+              (bcooked == MBT_EXTEND && a != MA_RELEASE)) {
        if (term->selstate == ABOUT_TO && poseq(term->selanchor, selpoint))
            return;
-       if (b == MBT_EXTEND && a != MA_DRAG && term->selstate == SELECTED) {
+       if (bcooked == MBT_EXTEND && a != MA_DRAG &&
+           term->selstate == SELECTED) {
            if (term->seltype == LEXICOGRAPHIC) {
                /*
                 * For normal selection, we extend by moving
@@ -3921,7 +3985,8 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
            term->selend.y =   max(term->selanchor.y, selpoint.y);
        }
        sel_spread(term);
-    } else if ((b == MBT_SELECT || b == MBT_EXTEND) && a == MA_RELEASE) {
+    } else if ((bcooked == MBT_SELECT || bcooked == MBT_EXTEND) &&
+              a == MA_RELEASE) {
        if (term->selstate == DRAGGING) {
            /*
             * We've completed a selection. We now transfer the
@@ -3932,7 +3997,7 @@ void term_mouse(Terminal *term, Mouse_Button b, Mouse_Action a, int x, int y,
            term->selstate = SELECTED;
        } else
            term->selstate = NO_SELECTION;
-    } else if (b == MBT_PASTE
+    } else if (bcooked == MBT_PASTE
               && (a == MA_CLICK
 #if MULTICLICK_ONLY_EVENT
                   || a == MA_2CLK || a == MA_3CLK