From f45af8f826ffe31ed273b9bb3319c4c5fff343a4 Mon Sep 17 00:00:00 2001
From: louis <louis.braun@gmx.de>
Date: Sun, 1 May 2016 06:22:52 +0200
Subject: [PATCH] fixed bugwith empty loop functions

---
 coreengine/complextypes.c | 2 --
 coreengine/functions.c    | 9 +++++++++
 coreengine/listelements.c | 8 ++++++--
 3 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/coreengine/complextypes.c b/coreengine/complextypes.c
index 41feafd..bcc1a50 100644
--- a/coreengine/complextypes.c
+++ b/coreengine/complextypes.c
@@ -562,9 +562,7 @@ bool cNumericExpr::CacheStatic(void) {
     expr = ReplacePercentValue(expr);
     //replace {areawidth} and {areaheight}
     if (container->Width() >= 0) {
-        //esyslog("skindesigner: replacing areawidth %s", expr);
         expr = ReplaceTokens(expr, "{areawidth}", container->Width());
-        //esyslog("skindesigner: replaced areawidth %s", expr);
     }
     if (container->Height() >= 0)
         expr = ReplaceTokens(expr, "{areaheight}", container->Height());
diff --git a/coreengine/functions.c b/coreengine/functions.c
index 1b089bc..dd5ecfe 100644
--- a/coreengine/functions.c
+++ b/coreengine/functions.c
@@ -1228,11 +1228,14 @@ void cFuncLoop::Render(cPixmap *p, int x0, int y0, int cw, int rh) {
         return;
     }
     int numRows = tokenContainer->NumLoops(loopIndex);
+    if (numRows < 1)
+        return;
     int columnWidth = GetValue((int)eLoopAttribs::columnwidth);
     int rowHeight = GetValue((int)eLoopAttribs::rowheight);
     int maxItems = GetValue((int)eLoopAttribs::maxitems);
     eOrientation orientation = (eOrientation)GetValue((int)eLoopAttribs::orientation);
     eOverflowType overflow = (eOverflowType)GetValue((int)eLoopAttribs::overflow);
+
     int loopWidth = Width();
     if (loopWidth <= 0)
         loopWidth = container.Width();
@@ -1300,6 +1303,9 @@ int cFuncLoop::FuncWidth(void) {
         return 0;
     }
     int numLoops = tokenContainer->NumLoops(loopIndex);
+    if (numLoops < 1)
+        return 0;
+
     int columnWidth = GetValue((int)eLoopAttribs::columnwidth);
     if (columnWidth <=0)
         columnWidth = ColumnWidth();
@@ -1321,6 +1327,9 @@ int cFuncLoop::FuncHeight(void) {
         return 0;
     }
     int numLoops = tokenContainer->NumLoops(loopIndex);
+    if (numLoops < 1)
+        return 0;
+
     int rowHeight = GetValue((int)eLoopAttribs::rowheight);
     if (rowHeight <=0)
         rowHeight = RowHeight();
diff --git a/coreengine/listelements.c b/coreengine/listelements.c
index ccf84af..1d9d015 100644
--- a/coreengine/listelements.c
+++ b/coreengine/listelements.c
@@ -1122,14 +1122,18 @@ bool cCeMenuChannels::Parse(bool forced) {
     if (schedule) {
         for (const cEvent *e = schedule->GetPresentEvent(); e; e = schedule->Events()->Next(e)) {
             eventsAvailable++;
-            if (eventsAvailable == 10)
+            if (eventsAvailable == 12)
                 break;
         }
     }
+    eventsAvailable -= 2;
+    if (eventsAvailable < 0)
+        eventsAvailable = 0;
+
     loopInfo.push_back(eventsAvailable);
     tokenContainer->CreateLoopTokenContainer(&loopInfo);        
 
-    if (schedule) {
+    if (schedule && eventsAvailable > 0) {
         int num = 0;
         for (const cEvent *e = schedule->GetPresentEvent(); e; e = schedule->Events()->Next(e)) {
             if (num < 2) {