/* * Copyright (C) 2003-2011 Sebastien Helleu * * This file is part of WeeChat, the extensible chat client. * * WeeChat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * WeeChat is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with WeeChat. If not, see . */ /* * gui-curses-chat.c: chat display functions for Curses GUI */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include "../../core/weechat.h" #include "../../core/wee-config.h" #include "../../core/wee-hook.h" #include "../../core/wee-string.h" #include "../../core/wee-utf8.h" #include "../../plugins/plugin.h" #include "../gui-buffer.h" #include "../gui-chat.h" #include "../gui-color.h" #include "../gui-hotlist.h" #include "../gui-line.h" #include "../gui-main.h" #include "../gui-window.h" #include "gui-curses.h" /* * gui_chat_get_real_width: return real width: width - 1 if nicklist is at right, * for good copy/paste (without nicklist separator) */ int gui_chat_get_real_width (struct t_gui_window *window) { if (window->win_chat_x + window->win_chat_width < gui_window_get_width ()) return window->win_chat_width - 1; else return window->win_chat_width; } /* * gui_chat_marker_for_line: return 1 if marker must be displayed after this * line, or 0 if it must not */ int gui_chat_marker_for_line (struct t_gui_buffer *buffer, struct t_gui_line *line) { struct t_gui_line *last_read_line; /* marker is disabled in config? */ if (CONFIG_INTEGER(config_look_read_marker) != CONFIG_LOOK_READ_MARKER_LINE) return 0; /* marker is not set for buffer? */ if (!buffer->lines->last_read_line) return 0; last_read_line = buffer->lines->last_read_line; if (!last_read_line->data->displayed) last_read_line = gui_line_get_prev_displayed (last_read_line); if (!last_read_line) return 0; while (line) { if (last_read_line == line) { if (CONFIG_BOOLEAN(config_look_read_marker_always_show)) return 1; return (gui_line_get_next_displayed (line) != NULL) ? 1 : 0; } if (line->data->displayed) break; line = line->next_line; } return 0; } /* * gui_chat_display_new_line: display a new line */ void gui_chat_display_new_line (struct t_gui_window *window, int num_lines, int count, int *lines_displayed, int simulate) { if ((count == 0) || (*lines_displayed >= num_lines - count)) { if ((!simulate) && (window->win_chat_cursor_x <= gui_chat_get_real_width (window) - 1)) { wmove (GUI_WINDOW_OBJECTS(window)->win_chat, window->win_chat_cursor_y, window->win_chat_cursor_x); wclrtoeol (GUI_WINDOW_OBJECTS(window)->win_chat); } window->win_chat_cursor_y++; } window->win_chat_cursor_x = 0; (*lines_displayed)++; } /* * gui_chat_display_horizontal_line: display an horizontal line (marker for * data not read) */ void gui_chat_display_horizontal_line (struct t_gui_window *window, int simulate) { int x, size_on_screen; char *read_marker_string, *default_string = "- "; if (!simulate) { if (CONFIG_INTEGER(config_look_read_marker) == CONFIG_LOOK_READ_MARKER_LINE) { read_marker_string = CONFIG_STRING(config_look_read_marker_string); if (!read_marker_string || !read_marker_string[0]) read_marker_string = default_string; size_on_screen = utf8_strlen_screen (read_marker_string); gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_READ_MARKER); wmove (GUI_WINDOW_OBJECTS(window)->win_chat, window->win_chat_cursor_y, window->win_chat_cursor_x); wclrtoeol (GUI_WINDOW_OBJECTS(window)->win_chat); x = 0; while (x < window->win_chat_width - 1) { mvwprintw (GUI_WINDOW_OBJECTS(window)->win_chat, window->win_chat_cursor_y, x, "%s", read_marker_string); x += size_on_screen; } } window->win_chat_cursor_x = window->win_chat_width; } } /* * gui_chat_string_next_char: returns next char of a word (for display) * special chars like colors, bold, .. are skipped * and optionaly applied */ char * gui_chat_string_next_char (struct t_gui_window *window, const unsigned char *string, int apply_style) { while (string[0]) { switch (string[0]) { case GUI_COLOR_COLOR_CHAR: string++; switch (string[0]) { case GUI_COLOR_FG_CHAR: /* fg color */ string++; gui_window_string_apply_color_fg ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; case GUI_COLOR_BG_CHAR: /* bg color */ string++; gui_window_string_apply_color_bg ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; case GUI_COLOR_FG_BG_CHAR: /* fg + bg color */ string++; gui_window_string_apply_color_fg_bg ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; case GUI_COLOR_EXTENDED_CHAR: /* pair number */ string++; gui_window_string_apply_color_pair ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; case GUI_COLOR_BAR_CHAR: /* bar color */ string++; switch (string[0]) { case GUI_COLOR_BAR_FG_CHAR: case GUI_COLOR_BAR_DELIM_CHAR: case GUI_COLOR_BAR_BG_CHAR: case GUI_COLOR_BAR_START_INPUT_CHAR: case GUI_COLOR_BAR_START_INPUT_HIDDEN_CHAR: case GUI_COLOR_BAR_MOVE_CURSOR_CHAR: case GUI_COLOR_BAR_START_ITEM: case GUI_COLOR_BAR_START_LINE_ITEM: string++; break; } break; default: gui_window_string_apply_color_weechat ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; } break; case GUI_COLOR_SET_ATTR_CHAR: string++; gui_window_string_apply_color_set_attr ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; case GUI_COLOR_REMOVE_ATTR_CHAR: string++; gui_window_string_apply_color_remove_attr ((unsigned char **)&string, (apply_style) ? GUI_WINDOW_OBJECTS(window)->win_chat : NULL); break; case GUI_COLOR_RESET_CHAR: string++; if (apply_style) gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); break; default: return (char *)string; break; } } /* nothing found except color/attrib codes, so return NULL */ return NULL; } /* * gui_chat_display_word_raw: display word on chat buffer, letter by letter * special chars like color, bold, .. are interpreted * return number of chars displayed on screen */ int gui_chat_display_word_raw (struct t_gui_window *window, const char *string, int max_chars_on_screen, int display) { char *next_char, *output, utf_char[16]; int x, chars_displayed, display_char, size_on_screen; if (display) wmove (GUI_WINDOW_OBJECTS(window)->win_chat, window->win_chat_cursor_y, window->win_chat_cursor_x); chars_displayed = 0; x = window->win_chat_cursor_x; while (string && string[0]) { string = gui_chat_string_next_char (window, (unsigned char *)string, 1); if (!string) return chars_displayed; next_char = utf8_next_char (string); if (display && next_char) { memcpy (utf_char, string, next_char - string); utf_char[next_char - string] = '\0'; if (!gui_chat_utf_char_valid (utf_char)) snprintf (utf_char, sizeof (utf_char), " "); display_char = (window->buffer->type != GUI_BUFFER_TYPE_FREE) || (x >= window->scroll->start_col); size_on_screen = utf8_strlen_screen (utf_char); if ((max_chars_on_screen > 0) && (chars_displayed + size_on_screen > max_chars_on_screen)) { return chars_displayed; } if (display_char && (size_on_screen > 0)) { output = string_iconv_from_internal (NULL, utf_char); wprintw (GUI_WINDOW_OBJECTS(window)->win_chat, "%s", (output) ? output : utf_char); if (output) free (output); chars_displayed += size_on_screen; } x += size_on_screen; } string = next_char; } return chars_displayed; } /* * gui_chat_display_word: display a word on chat buffer */ void gui_chat_display_word (struct t_gui_window *window, struct t_gui_line *line, char *data, char *end_offset, int prefix, int num_lines, int count, int *lines_displayed, int simulate) { char *end_line, saved_char_end, saved_char, str_space[] = " "; int pos_saved_char, chars_to_display, num_displayed; int length_align; attr_t attrs; attr_t *ptr_attrs; short pair; short *ptr_pair; if (!data || ((!simulate) && (window->win_chat_cursor_y >= window->win_chat_height))) return; end_line = data + strlen (data); if (end_offset && end_offset[0]) { saved_char_end = end_offset[0]; end_offset[0] = '\0'; } else { end_offset = NULL; saved_char_end = '\0'; } while (data && data[0]) { /* insert spaces for aligning text under time/nick */ length_align = gui_line_get_align (window->buffer, line, 0, 0); if ((window->win_chat_cursor_x == 0) && (*lines_displayed > 0) /* FIXME: modify arbitraty value for non aligning messages on time/nick? */ && (length_align < (window->win_chat_width - 5))) { if (!simulate) { wmove (GUI_WINDOW_OBJECTS(window)->win_chat, window->win_chat_cursor_y, window->win_chat_cursor_x); wclrtoeol (GUI_WINDOW_OBJECTS(window)->win_chat); } window->win_chat_cursor_x += length_align; if ((CONFIG_INTEGER(config_look_align_end_of_lines) == CONFIG_LOOK_ALIGN_END_OF_LINES_MESSAGE) && (CONFIG_INTEGER(config_look_prefix_align) != CONFIG_LOOK_PREFIX_ALIGN_NONE) && CONFIG_STRING(config_look_prefix_suffix) && CONFIG_STRING(config_look_prefix_suffix)[0]) { if (!simulate) { ptr_attrs = &attrs; ptr_pair = &pair; wattr_get (GUI_WINDOW_OBJECTS(window)->win_chat, ptr_attrs, ptr_pair, NULL); gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_PREFIX_SUFFIX); gui_chat_display_word_raw (window, CONFIG_STRING(config_look_prefix_suffix), 0, 1); } window->win_chat_cursor_x += gui_chat_strlen_screen (CONFIG_STRING(config_look_prefix_suffix)); if (!simulate) gui_chat_display_word_raw (window, str_space, 0, 1); window->win_chat_cursor_x += gui_chat_strlen_screen (str_space); if (!simulate) wattr_set (GUI_WINDOW_OBJECTS(window)->win_chat, attrs, pair, NULL); } } chars_to_display = gui_chat_strlen_screen (data); /* too long for current line */ if (window->win_chat_cursor_x + chars_to_display > gui_chat_get_real_width (window)) { num_displayed = gui_chat_get_real_width (window) - window->win_chat_cursor_x; pos_saved_char = gui_chat_string_real_pos (data, num_displayed); if (!simulate) { saved_char = data[pos_saved_char]; data[pos_saved_char] = '\0'; if ((count == 0) || (*lines_displayed >= num_lines - count)) gui_chat_display_word_raw (window, data, 0, 1); else gui_chat_display_word_raw (window, data, 0, 0); data[pos_saved_char] = saved_char; } data += pos_saved_char; } else { num_displayed = chars_to_display; if (!simulate) { if ((count == 0) || (*lines_displayed >= num_lines - count)) gui_chat_display_word_raw (window, data, 0, 1); else gui_chat_display_word_raw (window, data, 0, 0); } data += strlen (data); } window->win_chat_cursor_x += num_displayed; /* display new line? */ if ((!prefix && (data >= end_line)) || (((simulate) || (window->win_chat_cursor_y <= window->win_chat_height - 1)) && (window->win_chat_cursor_x > (gui_chat_get_real_width (window) - 1)))) gui_chat_display_new_line (window, num_lines, count, lines_displayed, simulate); if ((!prefix && (data >= end_line)) || ((!simulate) && (window->win_chat_cursor_y >= window->win_chat_height))) data = NULL; } if (end_offset) end_offset[0] = saved_char_end; } /* * gui_chat_display_time_and_prefix: display time and prefix for a line */ void gui_chat_display_time_and_prefix (struct t_gui_window *window, struct t_gui_line *line, int num_lines, int count, int *lines_displayed, int simulate) { char str_space[] = " ", str_plus[] = "+", *prefix_highlighted; int i, length, length_allowed, num_spaces; struct t_gui_lines *mixed_lines; if (!simulate) gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); /* display time */ if (window->buffer->time_for_each_line && (line->data->str_time && line->data->str_time[0])) { gui_chat_display_word (window, line, line->data->str_time, NULL, 1, num_lines, count, lines_displayed, simulate); if (!simulate) gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } /* display buffer name (if many buffers are merged) */ mixed_lines = line->data->buffer->mixed_lines; if (mixed_lines) { if ((CONFIG_INTEGER(config_look_prefix_buffer_align_max) > 0) && (CONFIG_INTEGER(config_look_prefix_buffer_align) != CONFIG_LOOK_PREFIX_BUFFER_ALIGN_NONE)) { length_allowed = (mixed_lines->buffer_max_length <= CONFIG_INTEGER(config_look_prefix_buffer_align_max)) ? mixed_lines->buffer_max_length : CONFIG_INTEGER(config_look_prefix_buffer_align_max); } else length_allowed = mixed_lines->buffer_max_length; length = gui_chat_strlen_screen (line->data->buffer->short_name); num_spaces = length_allowed - length; if (CONFIG_INTEGER(config_look_prefix_buffer_align) == CONFIG_LOOK_PREFIX_BUFFER_ALIGN_RIGHT) { if (!simulate) { gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); } for (i = 0; i < num_spaces; i++) { gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } if (!simulate) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_PREFIX_BUFFER); } /* not enough space to display full buffer name? => truncate it! */ if ((CONFIG_INTEGER(config_look_prefix_buffer_align) != CONFIG_LOOK_PREFIX_BUFFER_ALIGN_NONE) && (num_spaces < 0)) { gui_chat_display_word (window, line, line->data->buffer->short_name, line->data->buffer->short_name + gui_chat_string_real_pos (line->data->buffer->short_name, length_allowed), 1, num_lines, count, lines_displayed, simulate); } else { gui_chat_display_word (window, line, line->data->buffer->short_name, NULL, 1, num_lines, count, lines_displayed, simulate); } if ((CONFIG_INTEGER(config_look_prefix_buffer_align) != CONFIG_LOOK_PREFIX_BUFFER_ALIGN_NONE) && (num_spaces < 0)) { if (!simulate) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_PREFIX_MORE); } gui_chat_display_word (window, line, (CONFIG_BOOLEAN(config_look_prefix_buffer_align_more)) ? str_plus : str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } else { if (!simulate) { gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); } if ((CONFIG_INTEGER(config_look_prefix_buffer_align) == CONFIG_LOOK_PREFIX_BUFFER_ALIGN_LEFT) || ((CONFIG_INTEGER(config_look_prefix_buffer_align) == CONFIG_LOOK_PREFIX_BUFFER_ALIGN_NONE) && (CONFIG_INTEGER(config_look_prefix_align) != CONFIG_LOOK_PREFIX_ALIGN_NONE))) { for (i = 0; i < num_spaces; i++) { gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } if (mixed_lines->buffer_max_length > 0) { gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } } /* display prefix */ if (line->data->prefix && (line->data->prefix[0] || (CONFIG_INTEGER(config_look_prefix_align) != CONFIG_LOOK_PREFIX_ALIGN_NONE))) { if (!simulate) { gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); } if (CONFIG_INTEGER(config_look_prefix_align_max) > 0) { length_allowed = (window->buffer->lines->prefix_max_length <= CONFIG_INTEGER(config_look_prefix_align_max)) ? window->buffer->lines->prefix_max_length : CONFIG_INTEGER(config_look_prefix_align_max); } else length_allowed = window->buffer->lines->prefix_max_length; num_spaces = length_allowed - line->data->prefix_length; if (CONFIG_INTEGER(config_look_prefix_align) == CONFIG_LOOK_PREFIX_ALIGN_RIGHT) { for (i = 0; i < num_spaces; i++) { gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } prefix_highlighted = NULL; if (line->data->highlight) { prefix_highlighted = gui_color_decode (line->data->prefix, NULL); if (!simulate) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_HIGHLIGHT); } } /* not enough space to display full prefix? => truncate it! */ if ((CONFIG_INTEGER(config_look_prefix_align) != CONFIG_LOOK_PREFIX_ALIGN_NONE) && (num_spaces < 0)) { gui_chat_display_word (window, line, (prefix_highlighted) ? prefix_highlighted : line->data->prefix, (prefix_highlighted) ? prefix_highlighted + gui_chat_string_real_pos (prefix_highlighted, length_allowed) : line->data->prefix + gui_chat_string_real_pos (line->data->prefix, length_allowed), 1, num_lines, count, lines_displayed, simulate); } else { gui_chat_display_word (window, line, (prefix_highlighted) ? prefix_highlighted : line->data->prefix, NULL, 1, num_lines, count, lines_displayed, simulate); } if (prefix_highlighted) free (prefix_highlighted); if (!simulate) gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); if (CONFIG_INTEGER(config_look_prefix_align) == CONFIG_LOOK_PREFIX_ALIGN_LEFT) { for (i = 0; i < num_spaces; i++) { gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } if ((CONFIG_INTEGER(config_look_prefix_align) != CONFIG_LOOK_PREFIX_ALIGN_NONE) && (num_spaces < 0)) { if (!simulate) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_PREFIX_MORE); } gui_chat_display_word (window, line, (CONFIG_BOOLEAN(config_look_prefix_align_more)) ? str_plus : str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } else { if (window->buffer->lines->prefix_max_length > 0) { gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } if ((CONFIG_INTEGER(config_look_prefix_align) != CONFIG_LOOK_PREFIX_ALIGN_NONE) && (CONFIG_STRING(config_look_prefix_suffix) && CONFIG_STRING(config_look_prefix_suffix)[0])) { if (!simulate) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_PREFIX_SUFFIX); } gui_chat_display_word (window, line, CONFIG_STRING(config_look_prefix_suffix), NULL, 1, num_lines, count, lines_displayed, simulate); gui_chat_display_word (window, line, str_space, NULL, 1, num_lines, count, lines_displayed, simulate); } } } /* * gui_chat_display_line: display a line in the chat window * if count == 0, display whole line * if count > 0, display 'count' lines * (beginning from the end) * if simulate == 1, nothing is displayed * (for counting how many lines would have been * displayed) * return number of lines displayed (or simulated) */ int gui_chat_display_line (struct t_gui_window *window, struct t_gui_line *line, int count, int simulate) { int num_lines, x, y, lines_displayed, line_align; int read_marker_x, read_marker_y, marker_line; int word_start_offset, word_end_offset; int word_length_with_spaces, word_length; char *ptr_data, *ptr_end_offset, *next_char; char *ptr_style, *message_with_tags; if (!line) return 0; if (simulate) { x = window->win_chat_cursor_x; y = window->win_chat_cursor_y; window->win_chat_cursor_x = 0; window->win_chat_cursor_y = 0; num_lines = 0; } else { if (window->win_chat_cursor_y > window->win_chat_height - 1) return 0; x = window->win_chat_cursor_x; y = window->win_chat_cursor_y; num_lines = gui_chat_display_line (window, line, 0, 1); window->win_chat_cursor_x = x; window->win_chat_cursor_y = y; } /* calculate marker position (maybe not used for this line!) */ if (window->buffer->time_for_each_line && line->data->str_time) read_marker_x = x + gui_chat_strlen_screen (line->data->str_time); else read_marker_x = x; read_marker_y = y; lines_displayed = 0; marker_line = gui_chat_marker_for_line (window->buffer, line); /* display time and prefix */ gui_chat_display_time_and_prefix (window, line, num_lines, count, &lines_displayed, simulate); /* reset color & style for a new line */ if (!simulate) gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); if (!line->data->message || !line->data->message[0]) { gui_chat_display_new_line (window, num_lines, count, &lines_displayed, simulate); } else { message_with_tags = (gui_chat_display_tags) ? gui_chat_build_string_message_tags (line) : NULL; ptr_data = (message_with_tags) ? message_with_tags : line->data->message; while (ptr_data && ptr_data[0]) { gui_chat_get_word_info (window, ptr_data, &word_start_offset, &word_end_offset, &word_length_with_spaces, &word_length); ptr_end_offset = ptr_data + word_end_offset; if (word_length > 0) { /* spaces + word too long for current line but ok for next line */ line_align = gui_line_get_align (window->buffer, line, 1, (lines_displayed == 0) ? 1 : 0); if ((window->win_chat_cursor_x + word_length_with_spaces > gui_chat_get_real_width (window)) && (word_length <= gui_chat_get_real_width (window) - line_align)) { gui_chat_display_new_line (window, num_lines, count, &lines_displayed, simulate); /* apply styles before jumping to start of word */ if (!simulate && (word_start_offset > 0)) { ptr_style = ptr_data; while (ptr_style < ptr_data + word_start_offset) { /* loop until no style/char available */ ptr_style = gui_chat_string_next_char (window, (unsigned char *)ptr_style, 1); if (!ptr_style) break; ptr_style = utf8_next_char (ptr_style); } } /* jump to start of word */ ptr_data += word_start_offset; } /* display word */ gui_chat_display_word (window, line, ptr_data, ptr_end_offset + 1, 0, num_lines, count, &lines_displayed, simulate); if ((!simulate) && (window->win_chat_cursor_y >= window->win_chat_height)) ptr_data = NULL; else { /* move pointer after end of word */ ptr_data = ptr_end_offset + 1; if (*(ptr_data - 1) == '\0') ptr_data = NULL; if (window->win_chat_cursor_x == 0) { while (ptr_data && (ptr_data[0] == ' ')) { next_char = utf8_next_char (ptr_data); if (!next_char) break; ptr_data = gui_chat_string_next_char (window, (unsigned char *)next_char, 1); } } } } else { gui_chat_display_new_line (window, num_lines, count, &lines_displayed, simulate); ptr_data = NULL; } } if (message_with_tags) free (message_with_tags); } if (marker_line) { gui_chat_display_horizontal_line (window, simulate); gui_chat_display_new_line (window, num_lines, count, &lines_displayed, simulate); } if (simulate) { window->win_chat_cursor_x = x; window->win_chat_cursor_y = y; } else { /* display marker if line is matching user search */ if (window->buffer->text_search != GUI_TEXT_SEARCH_DISABLED) { if (gui_line_search_text (line, window->buffer->input_buffer, window->buffer->text_search_exact)) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_TEXT_FOUND); mvwprintw (GUI_WINDOW_OBJECTS(window)->win_chat, read_marker_y, read_marker_x, "*"); } } else { /* display read marker if needed */ if ((CONFIG_INTEGER(config_look_read_marker) == CONFIG_LOOK_READ_MARKER_CHAR) && window->buffer->lines->last_read_line && (window->buffer->lines->last_read_line == gui_line_get_prev_displayed (line))) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT_READ_MARKER); mvwprintw (GUI_WINDOW_OBJECTS(window)->win_chat, read_marker_y, read_marker_x, "*"); } } } return lines_displayed; } /* * gui_chat_display_line_y: display a line in the chat window (for a buffer * with free content) */ void gui_chat_display_line_y (struct t_gui_window *window, struct t_gui_line *line, int y) { /* reset color & style for a new line */ gui_window_reset_style (GUI_WINDOW_OBJECTS(window)->win_chat, GUI_COLOR_CHAT); window->win_chat_cursor_x = 0; window->win_chat_cursor_y = y; wmove (GUI_WINDOW_OBJECTS(window)->win_chat, window->win_chat_cursor_y, window->win_chat_cursor_x); wclrtoeol (GUI_WINDOW_OBJECTS(window)->win_chat); if (gui_chat_display_word_raw (window, line->data->message, window->win_chat_width, 1) < window->win_chat_width) { gui_window_clrtoeol (GUI_WINDOW_OBJECTS(window)->win_chat); } } /* * gui_chat_calculate_line_diff: returns pointer to line & offset for a * difference with given line */ void gui_chat_calculate_line_diff (struct t_gui_window *window, struct t_gui_line **line, int *line_pos, int difference) { int backward, current_size; if (!line || !line_pos) return; backward = (difference < 0); if (!(*line)) { /* if looking backward, start at last line of buffer */ if (backward) { *line = gui_line_get_last_displayed (window->buffer); if (!(*line)) return; current_size = gui_chat_display_line (window, *line, 0, 1); if (current_size == 0) current_size = 1; *line_pos = current_size - 1; } /* if looking forward, start at first line of buffer */ else { *line = gui_line_get_first_displayed (window->buffer); if (!(*line)) return; *line_pos = 0; current_size = gui_chat_display_line (window, *line, 0, 1); } } else current_size = gui_chat_display_line (window, *line, 0, 1); while ((*line) && (difference != 0)) { /* looking backward */ if (backward) { if (*line_pos > 0) (*line_pos)--; else { *line = gui_line_get_prev_displayed (*line); if (*line) { current_size = gui_chat_display_line (window, *line, 0, 1); if (current_size == 0) current_size = 1; *line_pos = current_size - 1; } } difference++; } /* looking forward */ else { if (*line_pos < current_size - 1) (*line_pos)++; else { *line = gui_line_get_next_displayed (*line); if (*line) { current_size = gui_chat_display_line (window, *line, 0, 1); if (current_size == 0) current_size = 1; *line_pos = 0; } } difference--; } } /* first or last line reached */ if (!(*line)) { if (backward) { /* first line reached */ *line = gui_line_get_first_displayed (window->buffer); *line_pos = 0; } else { /* last line reached => consider we'll display all until the end */ *line_pos = 0; } } } /* * gui_chat_draw: draw chat window for a buffer */ void gui_chat_draw (struct t_gui_buffer *buffer, int erase) { struct t_gui_window *ptr_win; struct t_gui_line *ptr_line; char format_empty[32]; int i, line_pos, count, old_scrolling, old_lines_after; int y_start, y_end; if (!gui_ok) return; for (ptr_win = gui_windows; ptr_win; ptr_win = ptr_win->next_window) { if (ptr_win->buffer->number == buffer->number) { if (erase) { gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(ptr_win)->win_chat, GUI_COLOR_CHAT); snprintf (format_empty, 32, "%%-%ds", ptr_win->win_chat_width); for (i = 0; i < ptr_win->win_chat_height; i++) { mvwprintw (GUI_WINDOW_OBJECTS(ptr_win)->win_chat, i, 0, format_empty, " "); } } gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(ptr_win)->win_chat, GUI_COLOR_CHAT); ptr_win->win_chat_cursor_x = 0; ptr_win->win_chat_cursor_y = 0; switch (ptr_win->buffer->type) { case GUI_BUFFER_TYPE_FORMATTED: /* display at position of scrolling */ if (ptr_win->scroll->start_line) { ptr_line = ptr_win->scroll->start_line; line_pos = ptr_win->scroll->start_line_pos; } else { /* look for first line to display, starting from last line */ ptr_line = NULL; line_pos = 0; gui_chat_calculate_line_diff (ptr_win, &ptr_line, &line_pos, (-1) * (ptr_win->win_chat_height - 1)); } count = 0; if (line_pos > 0) { /* display end of first line at top of screen */ count = gui_chat_display_line (ptr_win, ptr_line, gui_chat_display_line (ptr_win, ptr_line, 0, 1) - line_pos, 0); ptr_line = gui_line_get_next_displayed (ptr_line); ptr_win->scroll->first_line_displayed = 0; } else ptr_win->scroll->first_line_displayed = (ptr_line == gui_line_get_first_displayed (ptr_win->buffer)); /* display lines */ while (ptr_line && (ptr_win->win_chat_cursor_y <= ptr_win->win_chat_height - 1)) { count = gui_chat_display_line (ptr_win, ptr_line, 0, 0); ptr_line = gui_line_get_next_displayed (ptr_line); } old_scrolling = ptr_win->scroll->scrolling; old_lines_after = ptr_win->scroll->lines_after; ptr_win->scroll->scrolling = (ptr_win->win_chat_cursor_y > ptr_win->win_chat_height - 1); /* check if last line of buffer is entirely displayed and scrolling */ /* if so, disable scroll indicator */ if (!ptr_line && ptr_win->scroll->scrolling) { if ((count == gui_chat_display_line (ptr_win, gui_line_get_last_displayed (ptr_win->buffer), 0, 1)) || (count == ptr_win->win_chat_height)) ptr_win->scroll->scrolling = 0; } if (!ptr_win->scroll->scrolling && (ptr_win->scroll->start_line == gui_line_get_first_displayed (ptr_win->buffer))) { ptr_win->scroll->start_line = NULL; ptr_win->scroll->start_line_pos = 0; } ptr_win->scroll->lines_after = 0; if (ptr_win->scroll->scrolling && ptr_line) { /* count number of lines after last line displayed */ while (ptr_line) { ptr_line = gui_line_get_next_displayed (ptr_line); if (ptr_line) ptr_win->scroll->lines_after++; } ptr_win->scroll->lines_after++; } if ((ptr_win->scroll->scrolling != old_scrolling) || (ptr_win->scroll->lines_after != old_lines_after)) { hook_signal_send ("window_scrolled", WEECHAT_HOOK_SIGNAL_POINTER, ptr_win); } if (!ptr_win->scroll->scrolling && ptr_win->scroll->reset_allowed) { ptr_win->scroll->start_line = NULL; ptr_win->scroll->start_line_pos = 0; } /* cursor is below end line of chat window? */ if (ptr_win->win_chat_cursor_y > ptr_win->win_chat_height - 1) { ptr_win->win_chat_cursor_x = 0; ptr_win->win_chat_cursor_y = ptr_win->win_chat_height - 1; } ptr_win->scroll->reset_allowed = 0; break; case GUI_BUFFER_TYPE_FREE: /* display at position of scrolling */ ptr_line = (ptr_win->scroll->start_line) ? ptr_win->scroll->start_line : buffer->lines->first_line; if (ptr_line) { if (!ptr_line->data->displayed) ptr_line = gui_line_get_next_displayed (ptr_line); if (ptr_line) { y_start = (ptr_win->scroll->start_line) ? ptr_line->data->y : 0; y_end = y_start + ptr_win->win_chat_height - 1; while (ptr_line && (ptr_line->data->y <= y_end)) { if (ptr_line->data->refresh_needed || erase) { gui_chat_display_line_y (ptr_win, ptr_line, ptr_line->data->y - y_start); } ptr_line = gui_line_get_next_displayed (ptr_line); } } } break; case GUI_BUFFER_NUM_TYPES: break; } wnoutrefresh (GUI_WINDOW_OBJECTS(ptr_win)->win_chat); } } refresh (); if (buffer->type == GUI_BUFFER_TYPE_FREE) { for (ptr_line = buffer->lines->first_line; ptr_line; ptr_line = ptr_line->next_line) { ptr_line->data->refresh_needed = 0; } } buffer->chat_refresh_needed = 0; } /* * gui_chat_draw_line: add a line to chat window for a buffer */ void gui_chat_draw_line (struct t_gui_buffer *buffer, struct t_gui_line *line) { /* * This function does nothing in Curses GUI, * line will be displayed by gui_buffer_draw_chat() */ (void) buffer; (void) line; }