From faccbfd4d1b74b3865cd781641070f694b5ae182 Mon Sep 17 00:00:00 2001
From: mrwastl <mrwastl@users.sourceforge.net>
Date: Sun, 8 May 2011 22:39:47 +0200
Subject: update display when re-enabling graphlcd via SVDRP

---
 plugin.c | 1 +
 state.c  | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/plugin.c b/plugin.c
index b81fbdd..5d63bad 100644
--- a/plugin.c
+++ b/plugin.c
@@ -262,6 +262,7 @@ cString cPluginGraphLCD::SVDRPCommand(const char *Command, const char *Option, i
     }
     if (strcasecmp(Command, "ON") == 0) {
         GraphLCDSetup.PluginActive = 1;
+        mDisplay->Update();
         return "GraphLCD Plugin switched on.";
     }
     return NULL;
diff --git a/state.c b/state.c
index d9a1bf0..ee8edd8 100644
--- a/state.c
+++ b/state.c
@@ -606,6 +606,14 @@ void cGraphLCDState::UpdateChannelInfo(void)
     if (mChannel.number == 0)
         return;
 
+    // correct stored channel number if differs from device's channel number
+    // e.g after switching off plugin, switching channel, re-enabling plugin
+    if (mChannel.number != cDevice::CurrentChannel()) {
+      mutex.Lock();
+      mChannel.number = cDevice::CurrentChannel();
+      mutex.Unlock();
+    }
+
     mutex.Lock();
 
     cChannel * ch = Channels.GetByNumber(mChannel.number);
-- 
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