diff --git a/src/list_window.c b/src/list_window.c
index 822805c9b186b7f3d6345ec3499ad04a76a38840..66c6d21361817ce61202d125be1564c085be707f 100644 (file)
--- a/src/list_window.c
+++ b/src/list_window.c
/* ncmpc (Ncurses MPD Client)
- * (c) 2004-2009 The Music Player Daemon Project
+ * (c) 2004-2010 The Music Player Daemon Project
* Project homepage: http://musicpd.org
* This program is free software; you can redistribute it and/or modify
static void
list_window_check_origin(struct list_window *lw)
{
- int start = lw->start;
-
- if ((unsigned) options.scroll_offset * 2 >= lw->rows)
- // Center if the offset is more than half the screen
- start = lw->selected - lw->rows / 2;
- else {
- if (lw->selected < lw->start + options.scroll_offset)
- start = lw->selected - options.scroll_offset;
-
- if (lw->selected >= lw->start + lw->rows - options.scroll_offset)
- start = lw->selected - lw->rows + 1 + options.scroll_offset;
- }
-
- if (start + lw->rows > lw->length)
- start = lw->length - lw->rows;
-
- if (start < 0 || lw->length == 0)
- start = 0;
-
- lw->start = start;
+ list_window_scroll_to(lw, lw->selected);
}
void
void
list_window_set_length(struct list_window *lw, unsigned length)
{
+ if (length == lw->length)
+ return;
+
lw->length = length;
list_window_check_selected(lw);
}
}
+void
+list_window_scroll_to(struct list_window *lw, unsigned n)
+{
+ int start = lw->start;
+
+ if ((unsigned) options.scroll_offset * 2 >= lw->rows)
+ // Center if the offset is more than half the screen
+ start = n - lw->rows / 2;
+ else {
+ if (n < lw->start + options.scroll_offset)
+ start = n - options.scroll_offset;
+
+ if (n >= lw->start + lw->rows - options.scroll_offset)
+ start = n - lw->rows + 1 + options.scroll_offset;
+ }
+
+ if (start + lw->rows > lw->length)
+ start = lw->length - lw->rows;
+
+ if (start < 0 || lw->length == 0)
+ start = 0;
+
+ lw->start = start;
+}
+
void
list_window_set_cursor(struct list_window *lw, unsigned i)
{
{
if (lw->start + lw->rows < lw->length)
{
- if ( lw->start + lw->rows + n > lw->length - 1)
+ if (lw->start + lw->rows + n > lw->length - 1)
lw->start = lw->length - lw->rows;
else
lw->start += n;
return false;
}
-static bool
-jump_match(const char *haystack, const char *needle)
-{
#ifdef NCMPC_MINI
- bool jump_prefix_only = true;
-#else
- bool jump_prefix_only = options.jump_prefix_only;
-#endif
+bool
+list_window_jump(struct list_window *lw,
+ list_window_callback_fn_t callback,
+ void *callback_data,
+ const char *str)
+{
+ unsigned i;
+ const char *label;
- assert(haystack != NULL);
- assert(needle != NULL);
+ assert(str != NULL);
- return jump_prefix_only
- ? g_ascii_strncasecmp(haystack, needle, strlen(needle)) == 0
- : match_line(haystack, needle);
-}
+ for (i = 0; i < lw->length; i++) {
+ label = callback(i, callback_data);
+ assert(label != NULL);
+ if (g_ascii_strncasecmp(label, str, strlen(str)) == 0) {
+ list_window_move_cursor(lw, i);
+ return true;
+ }
+ }
+ return false;
+}
+#else
bool
list_window_jump(struct list_window *lw,
list_window_callback_fn_t callback,
void *callback_data,
const char *str)
{
+ unsigned i;
const char *label;
+ GRegex *regex;
assert(str != NULL);
- for (unsigned i = 0; i < lw->length; ++i) {
+ regex = compile_regex(str, options.jump_prefix_only);
+ if (regex == NULL)
+ return false;
+
+ for (i = 0; i < lw->length; i++) {
label = callback(i, callback_data);
assert(label != NULL);
- if (jump_match(label, str)) {
+ if (match_regex(regex, label)) {
+ g_regex_unref(regex);
list_window_move_cursor(lw, i);
return true;
}
}
+ g_regex_unref(regex);
return false;
}
+#endif
/* perform basic list window commands (movement) */
bool
break;
case CMD_LIST_NEXT_PAGE:
- lw->start += lw->rows - 1;
+ lw->start += lw->rows;
if (lw->start + lw->rows > lw->length) {
if (lw->length > lw->rows)
lw->start = lw->length - lw->rows;