X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=example%2Fmedit.c;h=df7c7ba23449cb3913bbc57f4fbcd370d5311898;hb=6893b58753b476ff79e8aed5ebe73e5e42b89c43;hp=63701cae3a03c6a50de22d15e164690580097173;hpb=fdd697e6fc408357ca2f14a0cdf293f2546418b4;p=m17n%2Fm17n-lib.git diff --git a/example/medit.c b/example/medit.c index 63701ca..df7c7ba 100644 --- a/example/medit.c +++ b/example/medit.c @@ -1,5 +1,5 @@ /* medit.c -- simple multilingual editor. -*- coding: euc-jp; -*- - Copyright (C) 2003, 2004 + Copyright (C) 2003, 2004, 2005 National Institute of Advanced Industrial Science and Technology (AIST) Registration Number H15PRO112 @@ -97,6 +97,8 @@ #include #include +#ifdef HAVE_X11_XAW_COMMAND_H + #include #include #include @@ -107,10 +109,6 @@ #include #include -#include - -#ifdef HAVE_X11_XAW_COMMAND_H - #include #include #include @@ -393,12 +391,17 @@ redraw (int y0, int y1, int clear, int scroll_bar) info.metrics.height = line->y1 - y; info.metrics.y = - line->ascent; info.line_to = line->to; - while (from < nchars && y + info.metrics.height <= y0) + while (y + info.metrics.height <= y0) { y += info.metrics.height; from = info.line_to; + if (from >= nchars) + break; GLYPH_INFO (from, from, info); } + if (y + info.metrics.height <= y0) + return; + y0 = y - info.metrics.y; to = from; while (to < nchars && y < y1) @@ -663,53 +666,101 @@ static void MenuHelpProc (Widget, XEvent *, String *, Cardinal *); void select_input_method (idx) { + int previous_input_method = current_input_method; + if (idx == current_input_method) return; - if (current_input_context) + if (current_input_method >= 0) { minput_destroy_ic (current_input_context); current_input_context = NULL; current_input_method = -1; } - if (idx >= 0) + + if (idx >= 0 + && input_method_table[idx].available >= 0) { InputMethodInfo *im = input_method_table + idx; - if (im->language == Mnil) + if (im->available == 0) { - MInputXIMArgIC arg_xic; - Window win = XtWindow (TextWidget); - - arg_xic.input_style = 0; - arg_xic.client_win = arg_xic.focus_win = win; - arg_xic.preedit_attrs = arg_xic.status_attrs = NULL; - current_input_context = minput_create_ic (im->im, &arg_xic); + if (im->language) + im->im = minput_open_im (im->language, im->name, NULL); + else + { + MInputXIMArgIM arg_xim; + + arg_xim.display = display; + arg_xim.db = NULL; + arg_xim.res_name = arg_xim.res_class = NULL; + arg_xim.locale = NULL; + arg_xim.modifier_list = NULL; + im->im = minput_open_im (Mnil, im->name, &arg_xim); + } + im->available = im->im ? 1 : -1; } - else + if (im->im) { - MInputGUIArgIC arg_ic; + if (im->language == Mnil) + { + MInputXIMArgIC arg_xic; + Window win = XtWindow (TextWidget); - arg_ic.frame = frame; - arg_ic.client = (MDrawWindow) XtWindow (ShellWidget); - arg_ic.focus = (MDrawWindow) XtWindow (TextWidget); - current_input_context = minput_create_ic (im->im, &arg_ic); - } + arg_xic.input_style = 0; + arg_xic.client_win = arg_xic.focus_win = win; + arg_xic.preedit_attrs = arg_xic.status_attrs = NULL; + current_input_context = minput_create_ic (im->im, &arg_xic); + } + else + { + MInputGUIArgIC arg_ic; - if (current_input_context) - { - set_input_method_spot (); - current_input_method = idx; + arg_ic.frame = frame; + arg_ic.client = (MDrawWindow) XtWindow (ShellWidget); + arg_ic.focus = (MDrawWindow) XtWindow (TextWidget); + current_input_context = minput_create_ic (im->im, &arg_ic); + } + + if (current_input_context) + { + current_input_method = idx; + set_input_method_spot (); + } + else + { + minput_close_im (im->im); + im->im = NULL; + im->available = -1; + current_input_method = -1; + } } } + if (! auto_input_method) + { + XtSetArg (arg[0], XtNleftBitmap, None); + if (previous_input_method >= 0) + XtSetValues (InputMethodMenus[previous_input_method + 2], arg, 1); + else + XtSetValues (InputMethodMenus[0], arg, 1); + XtSetArg (arg[0], XtNleftBitmap, CheckPixmap); + if (current_input_method >= 0) + XtSetValues (InputMethodMenus[current_input_method + 2], arg, 1); + else + XtSetValues (InputMethodMenus[0], arg, 1); + } + if (current_input_method >= 0) { char *label; + XtSetArg (arg[0], XtNlabel, &label); XtGetValues (InputMethodMenus[current_input_method + 2], arg, 1); XtSetArg (arg[0], XtNlabel, label); } else - XtSetArg (arg[0], XtNlabel, ""); + { + XtSetArg (arg[0], XtNlabel, ""); + } XtSetValues (CurIMLang, arg, 1); } @@ -828,24 +879,11 @@ show_cursor (XtPointer client_data) int i; for (i = 0; i < num_input_methods; i++) - if (input_method_table[i].language == sym) + if (input_method_table[i].language == sym + && input_method_table[i].available >= 0) break; - if (i < num_input_methods - && input_method_table[i].available >= 0) - { - if (! input_method_table[i].im) - { - input_method_table[i].im = - minput_open_im (input_method_table[i].language, - input_method_table[i].name, NULL); - if (! input_method_table[i].im) - input_method_table[i].available = -1; - } - if (input_method_table[i].im) - select_input_method (i); - else - select_input_method (-1); - } + if (i < num_input_methods) + select_input_method (i); else select_input_method (-1); } @@ -912,6 +950,8 @@ delete_char (int n) from = cursor.from, to = from + n; else { + from = cursor.from + n; + to = cursor.from; if (cursor.from == cur.from) { /* We are at the beginning of line. */ @@ -925,13 +965,6 @@ delete_char (int n) reseat (info.line_from); } update_cursor (pos, 1); - from = cursor.from; - to = cursor.to; - } - else - { - from = cursor.from - 1; - to = cursor.from; } } @@ -1193,18 +1226,12 @@ ExposeProc (Widget w, XEvent *event, String *str, Cardinal *num) update_cursor (0, 1); redraw (0, win_height, 0, 1); if (current_input_method >= 0) - { - int idx = current_input_method; + { + int idx = current_input_method; - current_input_method = -1; - input_method_table[idx].im = - minput_open_im (input_method_table[idx].language, - input_method_table[idx].name, NULL); - if (input_method_table[idx].im) + current_input_method = -1; select_input_method (idx); - else - input_method_table[idx].available = -1; - } + } show_cursor (NULL); } else @@ -1249,12 +1276,12 @@ ButtonProc (Widget w, XEvent *event, String *str, Cardinal *num) redraw (sel_start.y0, sel_end.y1, 1, 0); } hide_cursor (); - if (current_input_context) + if (current_input_context + && minput_filter (current_input_context, Minput_focus_move, NULL) == 0) { MText *produced = mtext (); - minput_reset_ic (current_input_context); - minput_lookup (current_input_context, Mnil, NULL, produced); + minput_lookup (current_input_context, Mnil, NULL, produced); if (mtext_len (produced) > 0) { insert_chars (produced); @@ -1407,6 +1434,42 @@ ButtonMoveProc (Widget w, XEvent *event, String *str, Cardinal *num) } void +FocusInProc (Widget w, XEvent *event, String *str, Cardinal *num) +{ + if (current_input_context + && minput_filter (current_input_context, Minput_focus_in, NULL) == 0) + { + MText *produced = mtext (); + + minput_lookup (current_input_context, Mnil, NULL, produced); + if (mtext_len (produced) > 0) + { + hide_cursor (); + insert_chars (produced); + } + m17n_object_unref (produced); + } +} + +void +FocusOutProc (Widget w, XEvent *event, String *str, Cardinal *num) +{ + if (current_input_context + && minput_filter (current_input_context, Minput_focus_out, NULL) == 0) + { + MText *produced = mtext (); + + minput_lookup (current_input_context, Mnil, NULL, produced); + if (mtext_len (produced) > 0) + { + hide_cursor (); + insert_chars (produced); + } + m17n_object_unref (produced); + } +} + +void ScrollProc (Widget w, XtPointer client_data, XtPointer position) { int from; @@ -1909,42 +1972,33 @@ InputMethodProc (Widget w, XtPointer client_data, XtPointer call_data) { int idx = (int) client_data; - if (idx == -2 ? current_input_method < 0 + if (idx == -2 ? (! auto_input_method && current_input_method < 0) : idx == -1 ? auto_input_method : idx == current_input_method) return; - XtSetArg (arg[0], XtNleftBitmap, None); if (auto_input_method) { + select_input_method (-1); + XtSetArg (arg[0], XtNleftBitmap, None); XtSetValues (InputMethodMenus[1], arg, 1); auto_input_method = 0; } - else if (current_input_method < 0) - XtSetValues (InputMethodMenus[0], arg, 1); - else - XtSetValues (InputMethodMenus[current_input_method + 2], arg, 1); if (idx == -1) { + select_input_method (-1); + XtSetArg (arg[0], XtNleftBitmap, None); + XtSetValues (InputMethodMenus[0], arg, 1); + XtSetArg (arg[0], XtNleftBitmap, CheckPixmap); + XtSetValues (InputMethodMenus[1], arg, 1); auto_input_method = 1; hide_cursor (); } - else if (input_method_table[idx].available >= 0) + else { - if (! input_method_table[idx].im) - { - input_method_table[idx].im = - minput_open_im (input_method_table[idx].language, - input_method_table[idx].name, NULL); - if (! input_method_table[idx].im) - input_method_table[idx].available = -1; - } - if (input_method_table[idx].im) - select_input_method (idx); + select_input_method (idx); } - XtSetArg (arg[0], XtNleftBitmap, CheckPixmap); - XtSetValues (InputMethodMenus[idx + 2], arg, 1); } MPlist *default_face_list; @@ -2112,6 +2166,54 @@ input_status (MInputContext *ic, MSymbol command) XtSetValues (CurIMStatus, arg, 1); } +void +surrounding_text_handler (MInputContext *ic, MSymbol command) +{ + if (command == Minput_get_surrounding_text) + { + int len = (int) mplist_value (ic->plist); + int pos; + MText *surround = NULL; + + if (len < 0) + { + pos = cursor.from + len; + if (pos < 0) + pos = 0; + surround = mtext_duplicate (mt, pos, cursor.from); + } + else if (len > 0) + { + pos = cursor.from + len; + if (pos > nchars) + pos = nchars; + surround = mtext_duplicate (mt, cursor.from, pos); + } + if (surround) + { + mplist_set (ic->plist, Mtext, surround); + m17n_object_unref (surround); + } + } + else if (command == Minput_delete_surrounding_text) + { + int len = (int) mplist_value (ic->plist); + + if (len < 0) + { + if (corsor.from + len < 0) + len = - corsor.from; + delete_char (len); + } + else if (len > 0) + { + if (corsor.from + len > nchars) + len = nchars - corsor.from; + delete_char (len); + } + } +} + int compare_input_method (const void *elt1, const void *elt2) { @@ -2135,85 +2237,75 @@ compare_input_method (const void *elt1, const void *elt2) void setup_input_methods (int with_xim, char *initial_input_method) { - MInputMethod *im = NULL; MPlist *plist = mdatabase_list (msymbol ("input-method"), Mnil, Mnil, Mnil); MPlist *pl; - int i = 0; - char *lang_name = NULL, *method_name = NULL; - - if (initial_input_method) - { - char *p = strchr (initial_input_method, '-'); - if (p) - lang_name = initial_input_method, method_name = p + 1, *p = '\0'; - else - method_name = initial_input_method; - } + int i; num_input_methods = plist ? mplist_length (plist) : 0; - if (with_xim) - { - MInputXIMArgIM arg_xim; - - arg_xim.display = display; - arg_xim.db = NULL; - arg_xim.res_name = arg_xim.res_class = NULL; - arg_xim.locale = NULL; - arg_xim.modifier_list = NULL; - im = minput_open_im (Mnil, msymbol ("xim"), &arg_xim); - if (im) - num_input_methods++; - } + num_input_methods++; input_method_table = calloc (num_input_methods, sizeof (InputMethodInfo)); - if (im) - { - input_method_table[i].available = 1; - input_method_table[i].language = Mnil; - input_method_table[i].name = im->name; - input_method_table[i].im = im; - i++; - } + i = 0; if (plist) { - for (pl = plist; mplist_key (pl) != Mnil; pl = mplist_next (pl)) + for (pl = plist; mplist_key (pl) != Mnil; pl = mplist_next (pl), i++) { MDatabase *mdb = mplist_value (pl); MSymbol *tag = mdatabase_tag (mdb); - if (tag[1] != Mnil) + if (tag[2] == Mnil) + i--, num_input_methods--; + else { input_method_table[i].language = tag[1]; input_method_table[i].name = tag[2]; - i++; } } - m17n_object_unref (plist); } - num_input_methods = i; + if (with_xim) + { + input_method_table[i].language = Mnil; + input_method_table[i].name = msymbol ("xim"); + i++; + } + qsort (input_method_table, num_input_methods, sizeof input_method_table[0], compare_input_method); - current_input_context = NULL; - mplist_put (minput_driver->callback_list, Minput_status_start, (void *) input_status); mplist_put (minput_driver->callback_list, Minput_status_draw, (void *) input_status); mplist_put (minput_driver->callback_list, Minput_status_done, (void *) input_status); + mplist_put (minput_driver->callback_list, Minput_get_surrounding_text, + (void *) surrounding_text_handler); + mplist_put (minput_driver->callback_list, Minput_delete_surrounding_text, + (void *) surrounding_text_handler); - if (method_name) - for (i = 0; i < num_input_methods; i++) - if (strcmp (method_name, msymbol_name (input_method_table[i].name)) == 0 - && (lang_name - ? strcmp (lang_name, msymbol_name (input_method_table[i].language)) == 0 - : input_method_table[i].language == Mt)) - { - current_input_method = i; - break; - } + current_input_context = NULL; + current_input_method = -1; + + if (initial_input_method) + { + char *lang_name, *method_name; + char *p = strchr (initial_input_method, '-'); + + if (p && p[1]) + lang_name = initial_input_method, *p = '\0', method_name = p + 1; + else + lang_name = "t", method_name = initial_input_method; + + for (i = 0; i < num_input_methods; i++) + if ((strcmp (method_name, msymbol_name (input_method_table[i].name)) + == 0) + && (strcmp (lang_name, msymbol_name (input_method_table[i].language)) == 0)) + { + current_input_method = i; + break; + } + } } @@ -2454,7 +2546,9 @@ XtActionsRec actions[] = { {"ButtonRelease", ButtonReleaseProc}, {"ButtonMotion", ButtonMoveProc}, {"Button2Press", Button2Proc}, - {"MenuHelp", MenuHelpProc} + {"MenuHelp", MenuHelpProc}, + {"FocusIn", FocusInProc}, + {"FocusOut", FocusOutProc} }; @@ -2504,7 +2598,9 @@ main (int argc, char **argv) : Button2Press()"; /* Translation table for the top form widget. */ String trans2 = ": Key()\n\ - : Key()"; + : Key()\n\ + : FocusIn()\n\ + : FocusOut()"; String pop_face_trans = ": MenuHelp(Pop face property) highlight()\n\ : MenuHelp() reset()\n\ @@ -2692,7 +2788,7 @@ main (int argc, char **argv) MFont *dev_font = mfont (); MFont *thai_font = mfont (); MFont *tib_font = mfont (); - MFontset *fontset; + MFontset *fontset, *fontset_no_ctl; MSymbol unicode_bmp = msymbol ("unicode-bmp"); MSymbol no_ctl = msymbol ("no-ctl"); @@ -2703,18 +2799,20 @@ main (int argc, char **argv) mfont_put_prop (tib_font, Mfamily, msymbol ("mtib")); mfont_put_prop (tib_font, Mregistry, unicode_bmp); - fontset = mfontset_copy (mfontset (fontset_name), "no-ctl"); - mfontset_modify_entry (fontset, msymbol ("latin"), Mnil, Mnil, + fontset = mfontset (fontset_name); + fontset_no_ctl = mfontset_copy (fontset, "no-ctl"); + m17n_object_unref (fontset); + mfontset_modify_entry (fontset_no_ctl, msymbol ("latin"), Mnil, Mnil, latin_font, Mnil, 0); - mfontset_modify_entry (fontset, msymbol ("devanagari"), Mnil, Mnil, + mfontset_modify_entry (fontset_no_ctl, msymbol ("devanagari"), Mnil, Mnil, dev_font, no_ctl, 0); - mfontset_modify_entry (fontset, msymbol ("thai"), Mnil, Mnil, + mfontset_modify_entry (fontset_no_ctl, msymbol ("thai"), Mnil, Mnil, thai_font, no_ctl, 0); - mfontset_modify_entry (fontset, msymbol ("tibetan"), Mnil, Mnil, + mfontset_modify_entry (fontset_no_ctl, msymbol ("tibetan"), Mnil, Mnil, tib_font, no_ctl, 0); face_no_ctl_fontset = mface (); - mface_put_prop (face_no_ctl_fontset, Mfontset, fontset); - m17n_object_unref (fontset); + mface_put_prop (face_no_ctl_fontset, Mfontset, fontset_no_ctl); + m17n_object_unref (fontset_no_ctl); free (dev_font); free (thai_font);