From de0277cb4f648484179ddca68a39cadcdb892338 Mon Sep 17 00:00:00 2001
From: Kalle Wallin <kaw@linux.se>
Date: Fri, 26 Mar 2004 12:31:40 +0000
Subject: Added reversed and wrapped list search (find).

git-svn-id: https://svn.musicpd.org/ncmpc/trunk@497 09075e82-0dd4-0310-85a5-a0d7c8717e4f
---
 screen_utils.c | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

(limited to 'screen_utils.c')

diff --git a/screen_utils.c b/screen_utils.c
index 648291f03..9feda742a 100644
--- a/screen_utils.c
+++ b/screen_utils.c
@@ -9,8 +9,12 @@
 #include "support.h"
 #include "command.h"
 #include "options.h"
+#include "list_window.h"
 #include "screen.h"
 
+#define FIND_PROMPT  "Find: "
+#define RFIND_PROMPT "Find backward: "
+
 char *
 screen_readln(WINDOW *w, char *prompt)
 {
@@ -34,6 +38,70 @@ screen_readln(WINDOW *w, char *prompt)
   return line;
 }
 
+
+/* query user for a string and find it in a list window */
+int 
+screen_find(screen_t *screen,
+	    mpd_client_t *c,
+	    list_window_t *lw, 
+	    int rows,
+	    command_t findcmd,
+	    list_window_callback_fn_t callback_fn)
+{
+  int reversed = 0;
+  int retval   = 0;
+  char *prompt = FIND_PROMPT;
+
+  if( findcmd==CMD_LIST_RFIND ||findcmd==CMD_LIST_RFIND_NEXT ) 
+    {
+      prompt = RFIND_PROMPT;
+      reversed = 1;
+    }
+
+  switch(findcmd)
+    {
+    case CMD_LIST_FIND:
+    case CMD_LIST_RFIND:
+      if( screen->findbuf )
+	{
+	  free(screen->findbuf);
+	  screen->findbuf=NULL;
+	}
+      /* continue... */
+    case CMD_LIST_FIND_NEXT:
+    case CMD_LIST_RFIND_NEXT:
+      if( !screen->findbuf )
+	screen->findbuf=screen_readln(screen->status_window.w, prompt);
+      if( reversed )
+	retval = list_window_rfind(lw, 
+				   callback_fn,
+				   c, 
+				   screen->findbuf,
+				   options.find_wrap,
+				   rows);
+      else
+	retval = list_window_find(lw,
+				  callback_fn,
+				  c,
+				  screen->findbuf,
+				  options.find_wrap);
+      if( retval == 0 )
+	{
+	  lw->repaint  = 1;
+	}
+      else
+	{
+	  screen_status_printf("Unable to find \'%s\'", screen->findbuf);
+	  beep();
+	}
+      return 1;
+    default:
+      break;
+    }
+  return 0;
+}
+
+
 int
 my_waddstr(WINDOW *w, const char *text, int color)
 {
@@ -61,3 +129,4 @@ my_mvwaddstr(WINDOW *w, int x, int y, const char *text, int color)
 
   return ret;
 }
+
-- 
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