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/SB REDRAW functionality - not fully working yet.
git-svn-id: http://svn.irssi.org/repos/irssi/trunk@1627 dbcabf3a-b0e7-0310-adc4-f8d773084564
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Timo Sirainen
cras
parent
79d1d7089a
commit
7f9959274c
279
src/fe-text/textbuffer-reformat.c
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279
src/fe-text/textbuffer-reformat.c
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/*
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textbuffer-reformat.c : Reformatting lines in text buffer
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Copyright (C) 1999-2001 Timo Sirainen
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "module.h"
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#include "signals.h"
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#include "settings.h"
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#include "formats.h"
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#include "gui-windows.h"
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#include "textbuffer.h"
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static GString *format;
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static int scrollback_save_formats;
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/* Read one block between \0<format>s */
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static char *line_read_format(unsigned const char **text)
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{
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GString *str;
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char *ret;
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str = g_string_new(NULL);
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for (;;) {
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if (**text == '\0') {
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if ((*text)[1] == LINE_CMD_EOL) {
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/* leave text at \0<eof> */
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break;
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}
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if ((*text)[1] == LINE_CMD_FORMAT_CONT) {
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/* leave text at \0<format_cont> */
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break;
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}
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(*text)++;
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if (**text == LINE_CMD_FORMAT) {
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/* move text to start after \0<format> */
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(*text)++;
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break;
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}
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if (**text == LINE_CMD_CONTINUE) {
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unsigned char *tmp;
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memcpy(&tmp, (*text)+1, sizeof(char *));
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*text = tmp;
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continue;
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} else if (**text & 0x80)
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(*text)++;
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continue;
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}
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g_string_append_c(str, (char) **text);
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(*text)++;
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}
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ret = str->str;
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g_string_free(str, FALSE);
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return ret;
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}
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static char *textbuffer_line_get_format(WINDOW_REC *window, LINE_REC *line,
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GString *raw)
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{
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const unsigned char *text;
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char *module, *format_name, *args[MAX_FORMAT_PARAMS], *ret;
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TEXT_DEST_REC dest;
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int formatnum, argcount;
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text = (const unsigned char *) line->text;
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/* skip the beginning of the line until we find the format */
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g_free(line_read_format(&text));
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if (text[1] == LINE_CMD_FORMAT_CONT) {
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if (raw != NULL) {
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g_string_append_c(raw, '\0');
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g_string_append_c(raw, (char)LINE_CMD_FORMAT_CONT);
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}
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return NULL;
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}
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/* read format information */
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module = line_read_format(&text);
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format_name = line_read_format(&text);
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if (raw != NULL) {
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g_string_append_c(raw, '\0');
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g_string_append_c(raw, (char)LINE_CMD_FORMAT);
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g_string_append(raw, module);
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g_string_append_c(raw, '\0');
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g_string_append_c(raw, (char)LINE_CMD_FORMAT);
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g_string_append(raw, format_name);
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}
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formatnum = format_find_tag(module, format_name);
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if (formatnum == -1)
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ret = NULL;
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else {
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argcount = 0;
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memset(args, 0, sizeof(args));
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while (*text != '\0' || text[1] != LINE_CMD_EOL) {
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args[argcount] = line_read_format(&text);
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if (raw != NULL) {
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g_string_append_c(raw, '\0');
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g_string_append_c(raw,
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(char)LINE_CMD_FORMAT);
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g_string_append(raw, args[argcount]);
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}
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argcount++;
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}
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/* get the format text */
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format_create_dest(&dest, NULL, NULL, line->info.level, window);
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ret = format_get_text_theme_charargs(current_theme,
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module, &dest,
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formatnum, args);
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while (argcount > 0)
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g_free(args[--argcount]);
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}
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g_free(module);
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g_free(format_name);
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return ret;
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}
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void textbuffer_reformat_line(WINDOW_REC *window, LINE_REC *line)
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{
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GUI_WINDOW_REC *gui;
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TEXT_DEST_REC dest;
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LINE_REC *line_prev;
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LINE_INFO_REC line_info;
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GString *raw;
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char *str, *tmp, *prestr, *linestart, *leveltag;
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gui = WINDOW_GUI(window);
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raw = g_string_new(NULL);
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str = textbuffer_line_get_format(window, line, raw);
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if (str == NULL && raw->len == 2 &&
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raw->str[1] == (char)LINE_CMD_FORMAT_CONT) {
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/* multiline format, format explained in one the
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following lines. remove this line. */
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textbuffer_view_remove_line(gui->view, line);
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} else if (str != NULL) {
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/* FIXME: ugly ugly .. and this can't handle
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unformatted lines.. */
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g_string_append_c(raw, '\0');
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g_string_append_c(raw, (char)LINE_CMD_EOL);
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line_prev = line->prev;
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memcpy(&line_info, &line->info, sizeof(line_info));
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textbuffer_view_remove_line(gui->view, line); line = NULL;
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format_create_dest(&dest, NULL, NULL, line_info.level, window);
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linestart = format_get_line_start(current_theme, &dest, line_info.time);
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leveltag = format_get_level_tag(current_theme, &dest);
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prestr = g_strconcat(linestart == NULL ? "" : linestart,
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leveltag, NULL);
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g_free_not_null(linestart);
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g_free_not_null(leveltag);
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tmp = format_add_linestart(str, prestr);
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g_free(str);
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g_free(prestr);
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gui->use_insert_after = TRUE;
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gui->insert_after = line_prev;
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format_send_to_gui(&dest, tmp);
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gui->use_insert_after = FALSE;
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g_free(tmp);
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line = textbuffer_insert(gui->view->buffer, gui->insert_after,
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raw->str, raw->len, &line_info);
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textbuffer_view_insert_line(gui->view, line);
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}
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g_string_free(raw, TRUE);
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}
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static void sig_print_format(THEME_REC *theme, const char *module,
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TEXT_DEST_REC *dest, void *formatnump,
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char **args)
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{
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FORMAT_REC *formats;
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int formatnum, n;
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if (!scrollback_save_formats)
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return;
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formatnum = GPOINTER_TO_INT(formatnump);
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formats = g_hash_table_lookup(default_formats, module);
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/* <module><format_name><arg...> */
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g_string_truncate(format, 0);
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g_string_append_c(format, '\0');
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g_string_append_c(format, (char)LINE_CMD_FORMAT);
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g_string_append(format, module);
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g_string_append_c(format, '\0');
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g_string_append_c(format, (char)LINE_CMD_FORMAT);
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g_string_append(format, formats[formatnum].tag);
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for (n = 0; n < formats[formatnum].params; n++) {
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g_string_append_c(format, '\0');
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g_string_append_c(format, (char)LINE_CMD_FORMAT);
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g_string_append(format, args[n]);
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}
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}
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static void sig_gui_printtext_finished(WINDOW_REC *window)
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{
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GUI_WINDOW_REC *gui;
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LINE_REC *insert_after;
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if (format->len == 0)
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return;
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/* save format of the line */
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gui = WINDOW_GUI(window);
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insert_after = gui->use_insert_after ?
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gui->insert_after : gui->view->buffer->cur_line;
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textbuffer_insert(gui->view->buffer, insert_after,
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format->str, format->len, NULL);
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g_string_truncate(format, 0);
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}
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static void read_settings(void)
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{
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scrollback_save_formats = settings_get_bool("scrollback_save_formats");
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}
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void textbuffer_reformat_init(void)
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{
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format = g_string_new(NULL);
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settings_add_bool("history", "scrollback_save_formats", FALSE);
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read_settings();
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signal_add("print format", (SIGNAL_FUNC) sig_print_format);
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signal_add_first("gui print text finished", (SIGNAL_FUNC) sig_gui_printtext_finished);
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signal_add("setup changed", (SIGNAL_FUNC) read_settings);
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}
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void textbuffer_reformat_deinit(void)
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{
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g_string_free(format, TRUE);
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signal_remove("print format", (SIGNAL_FUNC) sig_print_format);
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signal_remove("print text finished", (SIGNAL_FUNC) sig_gui_printtext_finished);
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signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
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}
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9
src/fe-text/textbuffer-reformat.h
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9
src/fe-text/textbuffer-reformat.h
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@ -0,0 +1,9 @@
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#ifndef __TEXTBUFFER_REFORMAT_H
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#define __TEXTBUFFER_REFORMAT_H
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void textbuffer_reformat_line(WINDOW_REC *window, LINE_REC *line);
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void textbuffer_reformat_init(void);
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void textbuffer_reformat_deinit(void);
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#endif
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