The "Red" button in the "Setup/EPG" menu can now be used to force an EPG scan on a single DVB card system

HISTORY

@@ -2594,3 +2594,5 @@ Video Disk Recorder Revision History
   full name.
 - The EPG scan now scans newly found transponders together with already existing
   ones.
+- The "Red" button in the "Setup/EPG" menu can now be used to force an EPG
+  scan on a single DVB card system (see MANUAL for details).

MANUAL

@@ -482,6 +482,7 @@ Version 1.2
                          be taken. Note that in order to set the system time from
                          the transponder data the option "Set system time" must also
                          be enabled.
+
   Preferred languages = 0
                          Some tv stations broadcast their EPG data in various
                          different languages. This option allows you to define
@@ -496,6 +497,14 @@ Version 1.2
                          different languages, the preferred languages are checked
                          in the given order to decide which one to take.
 
+  Scan                   The "Red" button in the "Setup/EPG" menu can be used to
+                         force an EPG scan on a single DVB card system. If pressed,
+                         and the primary DVB device is currently not recording or
+                         replaying, it will loop through the transponders once and
+                         then switch back to the original channel. Any user activity
+                         during the EPG scan will also stop the scan and bring back
+                         the original channel.
+
   DVB:
 
   Primary DVB interface = 1

eitscan.c

@@ -4,13 +4,14 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: eitscan.c 1.19 2004/01/17 13:13:47 kls Exp $
+ * $Id: eitscan.c 1.20 2004/01/17 15:38:11 kls Exp $
  */
 
 #include "eitscan.h"
 #include <stdlib.h>
 #include "channels.h"
 #include "dvbdevice.h"
+#include "interface.h"
 
 // --- cScanData -------------------------------------------------------------
 
@@ -106,6 +107,11 @@ void cEITScanner::AddTransponder(cChannel *Channel)
   transponderList->AddTransponder(Channel);
 }
 
+void cEITScanner::ForceScan(void)
+{
+  lastActivity = 0;
+}
+
 void cEITScanner::Activity(void)
 {
   if (currentChannel) {
@@ -142,8 +148,10 @@ void cEITScanner::Process(void)
                                if (Channel) {
                                   //XXX if (Device->ProvidesTransponder(Channel)) {
                                   if ((!Channel->Ca() || Channel->Ca() == Device->DeviceNumber() + 1 || Channel->Ca() >= 0x0100) && Device->ProvidesTransponder(Channel)) { //XXX temporary for the 'sky' plugin
-                                     if (Device == cDevice::PrimaryDevice() && !currentChannel)
+                                     if (Device == cDevice::PrimaryDevice() && !currentChannel) {
                                         currentChannel = Device->CurrentChannel();
+                                        Interface->Info("Starting EPG scan");
+                                        }
                                      currentDevice = Device;//XXX see also dvbdevice.c!!!
                                      Device->SwitchChannel(Channel, false);
                                      currentDevice = NULL;
@@ -166,6 +174,8 @@ void cEITScanner::Process(void)
                if (!scanList->Count()) {
                   delete scanList;
                   scanList = NULL;
+                  if (lastActivity == 0) // this was a triggered scan
+                     Activity();
                   break;
                   }
                }

eitscan.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: eitscan.h 1.7 2004/01/17 13:13:47 kls Exp $
+ * $Id: eitscan.h 1.8 2004/01/17 15:36:24 kls Exp $
  */
 
 #ifndef __EITSCAN_H
@@ -29,9 +29,10 @@ private:
 public:
   cEITScanner(void);
   ~cEITScanner();
-  bool Active(void) { return currentChannel; }
+  bool Active(void) { return currentChannel || lastActivity == 0; }
   bool UsesDevice(const cDevice *Device) { return currentDevice == Device; }
   void AddTransponder(cChannel *Channel);
+  void ForceScan(void);
   void Activity(void);
   void Process(void);
   };

i18n.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: i18n.c 1.142 2004/01/16 13:48:16 kls Exp $
+ * $Id: i18n.c 1.143 2004/01/17 14:39:38 kls Exp $
  *
  * Translations provided by:
  *
@@ -819,6 +819,24 @@ const tI18nPhrase Phrases[] = {
     "Reiniciar",
     "ÁÑàÞá",
   },
+  { "Scan",
+    "Scan",
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+    "",//TODO
+  },
   // Confirmations:
   { "Delete channel?",
     "Kanal löschen?",

menu.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.c 1.280 2004/01/11 21:37:17 kls Exp $
+ * $Id: menu.c 1.281 2004/01/17 14:17:00 kls Exp $
  */
 
 #include "menu.h"
@@ -16,6 +16,7 @@
 #include "channels.h"
 #include "config.h"
 #include "cutter.h"
+#include "eitscan.h"
 #include "i18n.h"
 #include "menuitems.h"
 #include "plugin.h"
@@ -2044,6 +2045,7 @@ cMenuSetupEPG::cMenuSetupEPG(void)
       ;
   originalNumLanguages = numLanguages;
   SetSection(tr("EPG"));
+  SetHelp(tr("Scan"));
   Setup();
 }
 
@@ -2105,6 +2107,10 @@ eOSState cMenuSetupEPG::ProcessKey(eKeys Key)
         data.EPGLanguages[numLanguages] = -1;
         Setup();
         }
+     if (Key == kRed) {
+        EITScanner.ForceScan();
+        return osEnd;
+        }
      }
   return state;
 }