From c2daf37ed136f85dd94cfd6cfa670aba9d93193c Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Sun, 21 Nov 2004 13:28:05 +0100
Subject: [PATCH] Fixed toggling the 'Day' item in the 'Timers' menu, so that
 it selects the right day of week for timers in the future

---
 HISTORY     |  2 ++
 menuitems.c |  9 ++++++---
 menuitems.h |  6 ++++--
 timers.c    | 14 +++++++++++++-
 timers.h    |  3 ++-
 5 files changed, 27 insertions(+), 7 deletions(-)

diff --git a/HISTORY b/HISTORY
index ebcd3a61..3e956527 100644
--- a/HISTORY
+++ b/HISTORY
@@ -3156,3 +3156,5 @@ Video Disk Recorder Revision History
 - Fixed some typos in the Makefile's 'font' target (thanks to Olaf Titz).
 - Fixed handling childTid in cThread to avoid possible race conditions (thanks
   to Stefan Huelswitt for pointing this out).
+- Fixed toggling the "Day" item in the "Timers" menu, so that it selects the
+  right day of week for timers in the future.
diff --git a/menuitems.c b/menuitems.c
index dea20295..9b86db4b 100644
--- a/menuitems.c
+++ b/menuitems.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menuitems.c 1.20 2004/11/14 16:16:21 kls Exp $
+ * $Id: menuitems.c 1.21 2004/11/21 13:24:10 kls Exp $
  */
 
 #include "menuitems.h"
@@ -554,6 +554,7 @@ cMenuEditDayItem::cMenuEditDayItem(const char *Name, int *Value)
 :cMenuEditIntItem(Name, Value, -INT_MAX, 31)
 {
   d = -1;
+  md = 0;
   if (*value < 0) {
      int n = 0;
      while (days[n]) {
@@ -621,12 +622,14 @@ eOSState cMenuEditDayItem::ProcessKey(eKeys Key)
                eOSState result = cMenuEditIntItem::ProcessKey(Key);
                if (result == osContinue && Key == k0) {
                   if (d >= 0) {
-                     *value = cTimer::GetMDay(time(NULL));
+                     *value = md ? md : cTimer::GetMDay(time(NULL));
+                     md = 0;
                      d = -1;
                      Set();
                      }
                   else if (*value == 0 || *value == v) {
-                     d = cTimer::GetWDay(time(NULL));
+                     md = v;
+                     d = cTimer::GetWDayFromMDay(v);
                      *value = days[d];
                      Set();
                      }
diff --git a/menuitems.h b/menuitems.h
index 5a2912c8..28904013 100644
--- a/menuitems.h
+++ b/menuitems.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menuitems.h 1.9 2004/05/16 12:45:14 kls Exp $
+ * $Id: menuitems.h 1.10 2004/11/21 13:23:00 kls Exp $
  */
 
 #ifndef __MENUITEMS_H
@@ -119,9 +119,11 @@ public:
   };
 
 class cMenuEditDayItem : public cMenuEditIntItem {
-protected:
+private:
   static int days[];
   int d;
+  int md;
+protected:
   virtual void Set(void);
 public:
   cMenuEditDayItem(const char *Name, int *Value);
diff --git a/timers.c b/timers.c
index 501396ee..62f59d84 100644
--- a/timers.c
+++ b/timers.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: timers.c 1.17 2004/11/14 16:02:42 kls Exp $
+ * $Id: timers.c 1.18 2004/11/21 13:15:33 kls Exp $
  */
 
 #include "timers.h"
@@ -269,6 +269,18 @@ int cTimer::GetWDay(time_t t)
   return weekday == 0 ? 6 : weekday - 1; // we start with monday==0!
 }
 
+int cTimer::GetWDayFromMDay(int MDay)
+{
+  time_t now =  time(NULL);
+  int md = GetMDay(now);
+  for (int i = -1; i <= 28; i++) { // looking 4 weeks into the future should be enough
+      time_t t0 = IncDay(now, i);
+      if (GetMDay(t0) == MDay)
+         return GetWDay(t0);
+      }
+  return GetWDay(now); // just to return something
+}
+
 bool cTimer::DayMatches(time_t t) const
 {
   return IsSingleEvent() ? GetMDay(t) == day : (day & (1 << GetWDay(t))) != 0;
diff --git a/timers.h b/timers.h
index bdf1b0d9..eceb0780 100644
--- a/timers.h
+++ b/timers.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: timers.h 1.11 2004/11/14 16:02:28 kls Exp $
+ * $Id: timers.h 1.12 2004/11/21 12:37:33 kls Exp $
  */
 
 #ifndef __TIMERS_H
@@ -66,6 +66,7 @@ public:
   bool IsSingleEvent(void) const;
   static int GetMDay(time_t t);
   static int GetWDay(time_t t);
+  static int GetWDayFromMDay(int MDay);
   bool DayMatches(time_t t) const;
   static time_t IncDay(time_t t, int Days);
   static time_t SetTime(time_t t, int SecondsFromMidnight);