..adding new files..

git-svn-id: http://svn.irssi.org/repos/irssi/trunk@171 dbcabf3a-b0e7-0310-adc4-f8d773084564

src/fe-text/gui-entry.c

@@ -0,0 +1,177 @@
+/*
+ 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 "screen.h"
+
+static GString *entry;
+static int promptlen, pos, scrstart, scrpos;
+static char *prompt;
+
+static void entry_screenpos(void)
+{
+	if (pos-scrstart < COLS-1-promptlen && pos-scrstart > 0) {
+		scrpos = pos-scrstart;
+		return;
+	}
+
+	if (pos < COLS-1-promptlen) {
+		scrstart = 0;
+		scrpos = pos;
+	} else {
+		scrpos = COLS-1-promptlen;
+		scrstart = pos-scrpos;
+	}
+}
+
+static void entry_update(void)
+{
+	char *p;
+	int n, len;
+
+	len = entry->len-scrstart > COLS-promptlen ?
+		COLS-promptlen : entry->len-scrstart;
+
+	set_color(0);
+	move(LINES-1, promptlen);
+
+	for (p = entry->str+scrstart, n = 0; n < len; n++, p++) {
+		if ((unsigned char) *p >= 32)
+			addch((unsigned char) *p);
+		else {
+			set_color(ATTR_REVERSE);
+			addch(*p+'A'-1);
+			set_color(0);
+		}
+	}
+	clrtoeol();
+
+	move_cursor(LINES-1, scrpos+promptlen);
+	screen_refresh();
+}
+
+void gui_entry_set_prompt(const char *str)
+{
+	if (str != NULL) {
+		if (prompt != NULL) g_free(prompt);
+		prompt = g_strdup(str);
+
+		promptlen = strlen(prompt);
+		if (promptlen > 20) {
+			promptlen = 20;
+			prompt[20] = '\0';
+		}
+	}
+
+	set_color(0);
+	mvaddstr(LINES-1, 0, prompt);
+
+	entry_screenpos();
+	entry_update();
+}
+
+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;
+
+	pos -= size;
+	g_string_erase(entry, pos, size);
+
+	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;
+}
+
+void gui_entry_move_pos(int p)
+{
+	if (pos+p >= 0 && pos+p <= entry->len)
+		pos += p;
+
+	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;
+}
+
+void gui_entry_deinit(void)
+{
+	if (prompt != NULL) g_free(prompt);
+	g_string_free(entry, TRUE);
+}