From ad37b33e0e27d1ad640e70c1ee145999077df80c Mon Sep 17 00:00:00 2001
From: Andrew Borodin <aborodin@vmail.ru>
Date: Wed, 30 Jun 2010 16:45:02 +0400
Subject: [PATCH] Visual improvements of 'Configiration' dialog.

Now 'Configuration' dialog shows enabled/disabled input line
for Esc key timeout in depend of 'Single press' checkbox state.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
---
 src/option.c | 36 +++++++++++++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/src/option.c b/src/option.c
index cbb4f4752..64ccfab23 100644
--- a/src/option.c
+++ b/src/option.c
@@ -37,6 +37,7 @@
 #include "lib/tty/key.h"        /* old_esc_mode_timeout */
 
 #include "dialog.h"             /* B_ constants */
+#include "widget.h"             /* WCheck */
 #include "setup.h"              /* panels_options */
 #include "main.h"
 #include "file.h"               /* file_op_compute_totals */
@@ -46,6 +47,36 @@
 
 #include "option.h"
 
+static cb_ret_t
+configure_callback (Dlg_head * h, Widget * sender, dlg_msg_t msg, int parm, void *data)
+{
+    switch (msg)
+    {
+        case DLG_ACTION:
+            if (sender->id == 18)
+            {
+                /* message from "Single press" checkbutton */
+                const gboolean not_single = !(((WCheck *) sender)->state & C_BOOL);
+                Widget *w;
+
+                /* label */
+                w = dlg_find_by_id (h, sender->id - 1);
+                widget_disable (*w, not_single);
+                send_message (w, WIDGET_DRAW, 0);
+                /* input */
+                w = dlg_find_by_id (h, sender->id - 2);
+                widget_disable (*w, not_single);
+                send_message (w, WIDGET_DRAW, 0);
+
+                return MSG_HANDLED;
+            }
+            return MSG_NOT_HANDLED;
+
+        default:
+            return default_dlg_callback (h, sender, msg, parm, data);
+    }
+}
+
 void
 configure_box (void)
 {
@@ -118,7 +149,7 @@ configure_box (void)
     QuickDialog Quick_input = {
         dlg_width, dlg_height, -1, -1,
         N_("Configure options"), "[Configuration]",
-        quick_widgets, NULL, TRUE
+        quick_widgets, configure_callback, TRUE
     };
 
     int qd_result;
@@ -211,6 +242,9 @@ configure_box (void)
 
     g_snprintf (time_out, sizeof (time_out), "%d", old_esc_mode_timeout);
 
+    if (!old_esc_mode)
+        quick_widgets[16].options = quick_widgets[17].options = W_DISABLED;
+
     qd_result = quick_dialog (&Quick_input);
 
     if ((qd_result == B_ENTER) || (qd_result == B_EXIT))