--- /dev/null
+/*
+ gui-entry.c : irssi
+
+ Copyright (C) 1999 Timo Sirainen
+
+ This program 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 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include "module.h"
+#include "formats.h"
+
+#include "gui-printtext.h"
+#include "screen.h"
+
+static GString *entry;
+static int promptlen, permanent_prompt, pos, scrstart, scrpos;
+static int prompt_hidden;
+static char *prompt;
+
+static void entry_screenpos(void)
+{
+ if (pos-scrstart < COLS-2-promptlen && pos-scrstart > 0) {
+ scrpos = pos-scrstart;
+ return;
+ }
+
+ if (pos < COLS-1-promptlen) {
+ scrstart = 0;
+ scrpos = pos;
+ } else {
+ scrpos = (COLS-promptlen)*2/3;
+ scrstart = pos-scrpos;
+ }
+}
+
+static void entry_update(void)
+{
+ char *p;
+ int n, len;
+
+ len = entry->len-scrstart > COLS-1-promptlen ?
+ COLS-1-promptlen : entry->len-scrstart;
+
+ set_color(stdscr, 0);
+ move(LINES-1, promptlen);
+
+ for (p = entry->str+scrstart, n = 0; n < len; n++, p++) {
+ if (prompt_hidden)
+ addch(' ');
+ else if ((unsigned char) *p >= 32)
+ addch((unsigned char) *p);
+ else {
+ set_color(stdscr, ATTR_REVERSE);
+ addch(*p+'A'-1);
+ set_color(stdscr, 0);
+ }
+ }
+ clrtoeol();
+
+ move_cursor(LINES-1, scrpos+promptlen);
+ screen_refresh(NULL);
+}
+
+void gui_entry_set_prompt(const char *str)
+{
+ if (str != NULL) {
+ if (permanent_prompt) return;
+
+ g_free_not_null(prompt);
+ prompt = g_strdup(str);
+ promptlen = format_get_length(prompt);
+ }
+
+ if (prompt != NULL)
+ gui_printtext(0, LINES-1, prompt);
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_set_perm_prompt(const char *str)
+{
+ g_return_if_fail(str != NULL);
+
+ g_free_not_null(prompt);
+ prompt = g_strdup(str);
+ promptlen = format_get_length(prompt);
+
+ permanent_prompt = TRUE;
+ gui_entry_set_prompt(NULL);
+}
+
+void gui_entry_set_hidden(int hidden)
+{
+ prompt_hidden = hidden;
+}
+
+void gui_entry_remove_perm_prompt(void)
+{
+ permanent_prompt = FALSE;
+}
+
+void gui_entry_set_text(const char *str)
+{
+ g_return_if_fail(str != NULL);
+
+ g_string_assign(entry, str);
+ pos = entry->len;
+
+ entry_screenpos();
+ entry_update();
+}
+
+char *gui_entry_get_text(void)
+{
+ return entry->str;
+}
+
+void gui_entry_insert_text(const char *str)
+{
+ g_return_if_fail(str != NULL);
+
+ g_string_insert(entry, pos, str);
+ pos += strlen(str);
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_insert_char(char chr)
+{
+ g_string_insert_c(entry, pos, chr);
+ pos++;
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_erase(int size)
+{
+ if (pos < size) return;
+
+#ifdef WANT_BIG5
+ if (is_big5(entry->str[pos-2], entry->str[pos-1]))
+ size++;
+#endif WANT_BIG5
+
+ pos -= size;
+ g_string_erase(entry, pos, size);
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_erase_word(void)
+{
+ int to;
+
+ if (pos == 0) return;
+
+ to = pos - 1;
+
+ while (entry->str[to] == ' ' && to > 0)
+ to--;
+
+ while (entry->str[to] != ' ' && to > 0)
+ to--;
+
+ if (entry->str[to] == ' ' && to > 0)
+ to++;
+
+ g_string_erase(entry, to, pos - to);
+ pos = to;
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_erase_next_word(void)
+{
+ int to = pos;
+
+ if (pos == entry->len) return;
+
+ while (entry->str[to] == ' ' && to < entry->len)
+ to++;
+
+ while (entry->str[to] != ' ' && to < entry->len)
+ to++;
+
+ g_string_erase(entry, pos, to - pos);
+
+ entry_screenpos();
+ entry_update();
+}
+
+int gui_entry_get_pos(void)
+{
+ return pos;
+}
+
+void gui_entry_set_pos(int p)
+{
+ if (p >= 0 && p <= entry->len)
+ pos = p;
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_move_pos(int p)
+{
+#ifdef WANT_BIG5
+ if (p > 0 && is_big5 (entry->str[pos], entry->str[pos+1]))
+ p++;
+ else if (p < 0 && is_big5 (entry->str[pos-1], entry->str[pos]))
+ p--;
+#endif WANT_BIG5
+
+ if (pos+p >= 0 && pos+p <= entry->len)
+ pos += p;
+
+ entry_screenpos();
+ entry_update();
+}
+
+static void gui_entry_move_words_left(int count)
+{
+ if (pos == 0) return;
+
+ while (count > 0 && pos > 0) {
+ while (pos > 0 && entry->str[pos-1] == ' ')
+ pos--;
+ while (pos > 0 && entry->str[pos-1] != ' ')
+ pos--;
+ count--;
+ }
+}
+
+static void gui_entry_move_words_right(int count)
+{
+ if (pos == entry->len) return;
+
+ while (count > 0 && pos < entry->len) {
+ while (pos < entry->len && entry->str[pos] != ' ')
+ pos++;
+ while (pos < entry->len && entry->str[pos] == ' ')
+ pos++;
+ count--;
+ }
+}
+
+void gui_entry_move_words(int count)
+{
+ if (count < 0)
+ gui_entry_move_words_left(-count);
+ else if (count > 0)
+ gui_entry_move_words_right(count);
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_redraw(void)
+{
+ gui_entry_set_prompt(NULL);
+
+ entry_screenpos();
+ entry_update();
+}
+
+void gui_entry_init(void)
+{
+ entry = g_string_new(NULL);
+
+ pos = scrpos = 0;
+ prompt = NULL; promptlen = 0;
+ permanent_prompt = FALSE;
+ prompt_hidden = FALSE;
+}
+
+void gui_entry_deinit(void)
+{
+ if (prompt != NULL) g_free(prompt);
+ g_string_free(entry, TRUE);
+}