2 gui-printtext.c : irssi
4 Copyright (C) 1999 Timo Sirainen
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #include "printtext.h"
29 #include "gui-printtext.h"
30 #include "gui-windows.h"
35 int mirc_colors[] = { 15, 0, 1, 2, 12, 4, 5, 6, 14, 10, 3, 11, 9, 13, 8, 7 };
36 static int scrollback_lines, scrollback_time, scrollback_burst_remove;
38 static int last_fg, last_bg, last_flags;
39 static int next_xpos, next_ypos;
41 static GHashTable *indent_functions;
42 static INDENT_FUNC default_indent_func;
44 void gui_register_indent_func(const char *name, INDENT_FUNC func)
49 if (g_hash_table_lookup_extended(indent_functions, name, &key, &value)) {
51 g_hash_table_remove(indent_functions, key);
57 list = g_slist_append(list, (void *) func);
58 g_hash_table_insert(indent_functions, key, list);
61 void gui_unregister_indent_func(const char *name, INDENT_FUNC func)
66 if (g_hash_table_lookup_extended(indent_functions, name, &key, &value)) {
69 list = g_slist_remove(list, (void *) func);
70 g_hash_table_remove(indent_functions, key);
74 g_hash_table_insert(indent_functions, key, list);
77 if (default_indent_func == func)
78 gui_set_default_indent(NULL);
80 textbuffer_views_unregister_indent_func(func);
83 void gui_set_default_indent(const char *name)
87 list = name == NULL ? NULL :
88 g_hash_table_lookup(indent_functions, name);
89 default_indent_func = list == NULL ? NULL :
90 (INDENT_FUNC) list->data;
91 gui_windows_reset_settings();
94 INDENT_FUNC get_default_indent_func(void)
96 return default_indent_func;
99 void gui_printtext(int xpos, int ypos, const char *str)
106 next_xpos = next_ypos = -1;
109 void gui_printtext_after(TEXT_DEST_REC *dest, LINE_REC *prev, const char *str)
113 gui = WINDOW_GUI(dest->window);
115 gui->use_insert_after = TRUE;
116 gui->insert_after = prev;
117 format_send_to_gui(dest, str);
118 gui->use_insert_after = FALSE;
121 static void remove_old_lines(TEXT_BUFFER_VIEW_REC *view)
126 old_time = time(NULL)-scrollback_time+1;
127 if (view->buffer->lines_count >=
128 scrollback_lines+scrollback_burst_remove) {
129 /* remove lines by line count */
130 while (view->buffer->lines_count > scrollback_lines) {
131 line = view->buffer->first_line;
132 if (line->info.time >= old_time ||
133 scrollback_lines == 0) {
134 /* too new line, don't remove yet - also
135 if scrollback_lines is 0, we want to check
136 only scrollback_time setting. */
139 textbuffer_view_remove_line(view, line);
144 static void get_colors(int flags, int *fg, int *bg, int *attr)
146 if (flags & GUI_PRINT_FLAG_MIRC_COLOR) {
147 /* mirc colors - real range is 0..15, but after 16
148 colors wrap to 0, 1, ... */
149 if (*bg >= 0) *bg = mirc_colors[*bg % 16];
150 if (*fg >= 0) *fg = mirc_colors[*fg % 16];
151 if (settings_get_bool("mirc_blink_fix"))
155 if (*fg < 0 || *fg > 15)
157 if (*bg < 0 || *bg > 15)
161 if (flags & GUI_PRINT_FLAG_REVERSE) *attr |= ATTR_REVERSE;
162 if (flags & GUI_PRINT_FLAG_BOLD) *attr |= ATTR_BOLD;
163 if (flags & GUI_PRINT_FLAG_UNDERLINE) *attr |= ATTR_UNDERLINE;
164 if (flags & GUI_PRINT_FLAG_BLINK) *attr |= ATTR_BLINK;
167 static void line_add_colors(TEXT_BUFFER_REC *buffer, LINE_REC **line,
168 int fg, int bg, int flags)
170 unsigned char data[20];
173 /* get the fg & bg command chars */
174 fg = fg < 0 ? LINE_COLOR_DEFAULT : fg & 0x0f;
175 bg = LINE_COLOR_BG | (bg < 0 ? LINE_COLOR_DEFAULT : bg & 0x0f);
176 if (flags & GUI_PRINT_FLAG_BOLD)
177 fg |= LINE_COLOR_BOLD;
178 if (flags & GUI_PRINT_FLAG_BLINK)
179 bg |= LINE_COLOR_BLINK;
185 data[pos++] = fg == 0 ? LINE_CMD_COLOR0 : fg;
193 if ((flags & GUI_PRINT_FLAG_UNDERLINE) != (last_flags & GUI_PRINT_FLAG_UNDERLINE)) {
195 data[pos++] = LINE_CMD_UNDERLINE;
197 if ((flags & GUI_PRINT_FLAG_REVERSE) != (last_flags & GUI_PRINT_FLAG_REVERSE)) {
199 data[pos++] = LINE_CMD_REVERSE;
201 if (flags & GUI_PRINT_FLAG_INDENT) {
203 data[pos++] = LINE_CMD_INDENT;
207 *line = textbuffer_insert(buffer, *line, data, pos, NULL);
212 static void line_add_indent_func(TEXT_BUFFER_REC *buffer, LINE_REC **line,
213 const char *function)
216 unsigned char data[1+sizeof(INDENT_FUNC)];
218 list = g_hash_table_lookup(indent_functions, function);
220 data[0] = LINE_CMD_INDENT_FUNC;
221 memcpy(data+1, list->data, sizeof(INDENT_FUNC));
222 *line = textbuffer_insert(buffer, *line,
223 data, sizeof(data), NULL);
227 static void view_add_eol(TEXT_BUFFER_VIEW_REC *view, LINE_REC **line)
229 static const unsigned char eol[] = { 0, LINE_CMD_EOL };
231 *line = textbuffer_insert(view->buffer, *line, eol, 2, NULL);
232 textbuffer_view_insert_line(view, *line);
235 static void sig_gui_print_text(WINDOW_REC *window, void *fgcolor,
236 void *bgcolor, void *pflags,
237 char *str, TEXT_DEST_REC *dest)
240 TEXT_BUFFER_VIEW_REC *view;
241 LINE_REC *insert_after;
242 LINE_INFO_REC lineinfo;
243 int fg, bg, flags, attr;
245 flags = GPOINTER_TO_INT(pflags);
246 fg = GPOINTER_TO_INT(fgcolor);
247 bg = GPOINTER_TO_INT(bgcolor);
248 get_colors(flags, &fg, &bg, &attr);
250 if (window == NULL) {
251 g_return_if_fail(next_xpos != -1);
253 attr |= fg >= 0 ? fg : ATTR_RESETFG;
254 attr |= bg >= 0 ? (bg << 4) : ATTR_RESETBG;
255 term_set_color(root_window, attr);
257 term_move(root_window, next_xpos, next_ypos);
258 if (flags & GUI_PRINT_FLAG_CLRTOEOL)
259 term_clrtoeol(root_window);
260 term_addstr(root_window, str);
261 next_xpos += strlen(str); /* FIXME utf8 or big5 */
265 lineinfo.level = dest == NULL ? 0 : dest->level;
266 lineinfo.time = time(NULL);
268 gui = WINDOW_GUI(window);
270 insert_after = gui->use_insert_after ?
271 gui->insert_after : view->buffer->cur_line;
273 if (flags & GUI_PRINT_FLAG_NEWLINE)
274 view_add_eol(view, &insert_after);
275 line_add_colors(view->buffer, &insert_after, fg, bg, flags);
277 if (flags & GUI_PRINT_FLAG_INDENT_FUNC) {
278 /* specify the indentation function */
279 line_add_indent_func(view->buffer, &insert_after, str);
281 insert_after = textbuffer_insert(view->buffer, insert_after,
282 (unsigned char *) str,
283 strlen(str), &lineinfo);
285 if (gui->use_insert_after)
286 gui->insert_after = insert_after;
292 static void sig_gui_printtext_finished(WINDOW_REC *window)
294 TEXT_BUFFER_VIEW_REC *view;
295 LINE_REC *insert_after;
297 last_fg = last_bg = -1;
300 view = WINDOW_GUI(window)->view;
301 insert_after = WINDOW_GUI(window)->use_insert_after ?
302 WINDOW_GUI(window)->insert_after : view->buffer->cur_line;
304 view_add_eol(view, &insert_after);
305 remove_old_lines(view);
308 static void read_settings(void)
310 scrollback_lines = settings_get_int("scrollback_lines");
311 scrollback_time = settings_get_time("scrollback_time")/1000;
312 scrollback_burst_remove = settings_get_int("scrollback_burst_remove");
315 void gui_printtext_init(void)
317 next_xpos = next_ypos = -1;
318 default_indent_func = NULL;
319 indent_functions = g_hash_table_new((GHashFunc) g_str_hash,
320 (GCompareFunc) g_str_equal);
322 settings_add_int("history", "scrollback_lines", 500);
323 settings_add_time("history", "scrollback_time", "1day");
324 settings_add_int("history", "scrollback_burst_remove", 10);
326 signal_add("gui print text", (SIGNAL_FUNC) sig_gui_print_text);
327 signal_add("gui print text finished", (SIGNAL_FUNC) sig_gui_printtext_finished);
328 signal_add("setup changed", (SIGNAL_FUNC) read_settings);
333 void gui_printtext_deinit(void)
335 g_hash_table_destroy(indent_functions);
337 signal_remove("gui print text", (SIGNAL_FUNC) sig_gui_print_text);
338 signal_remove("gui print text finished", (SIGNAL_FUNC) sig_gui_printtext_finished);
339 signal_remove("setup changed", (SIGNAL_FUNC) read_settings);