Use placeholders when no information to display (Show Image / Details)

components/liveTv/ProgramDetails.brs

@@ -5,6 +5,7 @@ sub init()
     m.maxDetailLines = 14
 
     m.detailsView = m.top.findNode("detailsView")
+    m.noInfoView = m.top.findNode("noInformation")
 
     m.programName = m.top.findNode("programName")
     m.episodeTitle = m.top.findNode("episodeTitle")
@@ -52,6 +53,19 @@ sub setupLabels()
     buttonBackground.height = boundingRect.height + 20
 end sub
 
+sub channelUpdated()
+    if m.top.channel = invalid 
+        m.top.findNode("noInfoChannelName").text = ""
+        m.channelName.text = ""
+     else
+        m.top.findNode("noInfoChannelName").text = m.top.channel.Title
+        m.channelName.text= m.top.channel.Title
+        if m.top.programDetails = invalid then 
+            m.image.uri = m.top.channel.posterURL
+        end if
+    end if
+end sub
+
 sub programUpdated()
 
     m.top.watchSelectedChannel = false
@@ -60,7 +74,9 @@ sub programUpdated()
 
     ' If no program selected, hide details view
     if prog = invalid then
+        channelUpdated()
         m.detailsView.visible = "false"
+        m.noInfoView.visible = "true"
         return
     end if
 
@@ -121,11 +137,9 @@ sub programUpdated()
 
     m.image.uri = prog.PosterURL
 
-    if prog.channelName <> invalid and prog.channelName <> "" then
-        m.channelName.text = prog.channelName
-    end if
 
     m.detailsView.visible = "true"
+    m.noInfoView.visible = "false"
 
     m.top.height = m.detailsView.boundingRect().height
     m.overview.maxLines = m.maxPreviewLines

components/liveTv/ProgramDetails.xml

@@ -2,11 +2,12 @@
 <component name="ProgramDetails" extends="JFGroup">
     <children>
 
-        <Group id="detailsView">
+        <!-- Selected Item Details -->
-            <!-- Selected Item Details -->
+        <maskGroup id="backgroundMask" maskUri="pkg:/images/backgroundmask.png" translation="[1208, 127]" maskSize="[712,400]">
-            <maskGroup id="backgroundMask" maskUri="pkg:/images/backgroundmask.png" translation="[1208, 127]" maskSize="[712,400]">
+            <Poster id="image" height="400" width="712" loadDisplayMode="scaleToFit" />
-                <Poster id="image" height="400" width="712" />
+        </maskGroup>
-            </maskGroup>
+
+        <Group id="detailsView" visible="false">
 
             <Group translation = "[ 96, 160 ]">
                 <LayoutGroup itemSpacings="[4,20, 20, 20, 40]">
@@ -43,12 +44,18 @@
 
             </Group>
         </Group>
+        <!-- When no schedule information to display  -->
+        <LayoutGroup id="noInformation" translation="[96, 300]">
+            <Label id="noInfoChannelName" font="font:LargeBoldSystemFont"  />
+            <Label font="font:SmallSystemFont" text="No schedule information" />
+        </LayoutGroup>
         <Animation id="focusAnimation" duration="0.66" repeat="false" easeFunction="linear" >
             <FloatFieldInterpolator id="focusAnimationOpacity" key="[0.0, 1]" fieldToInterp="viewChannelButton.opacity" />
         </Animation>
     </children>
     <interface>
         <field id="WatchSelectedChannel" type="boolean" value="false" />
+        <field id="channel" type="node" onchange="channelUpdated" />
         <field id="programDetails" type="node" onchange="programUpdated" />
         <field id="height" type="integer" />
         <field id="hasFocus" type="boolean" onChange="focusChanged" />

components/liveTv/schedule.brs

@@ -51,7 +51,6 @@ sub onChannelsLoaded()
     m.LoadScheduleTask.channelIds = channelIdList
     m.LoadScheduleTask.control = "RUN"
 
-
     m.LoadProgramDetailsTask = createObject("roSGNode", "LoadProgramDetailsTask")
     m.LoadProgramDetailsTask.observeField("programDetails", "onProgramDetailsLoaded")
 
@@ -83,6 +82,7 @@ sub onProgramFocused()
 
     m.top.watchChannel = invalid
     channel = m.scheduleGrid.content.GetChild(m.scheduleGrid.programFocusedDetails.focusChannelIndex)
+    m.detailsPane.channel = channel
 
     ' Exit if Channels not yet loaded
     if channel.getChildCount() = 0 then
@@ -92,7 +92,7 @@ sub onProgramFocused()
 
     prog = channel.GetChild(m.scheduleGrid.programFocusedDetails.focusIndex)
 
-    if prog.fullyLoaded = false then
+    if prog <> invalid and prog.fullyLoaded = false then
         m.LoadProgramDetailsTask.programId = prog.Id
         m.LoadProgramDetailsTask.channelIndex = m.scheduleGrid.programFocusedDetails.focusChannelIndex
         m.LoadProgramDetailsTask.programIndex = m.scheduleGrid.programFocusedDetails.focusIndex
@@ -100,14 +100,18 @@ sub onProgramFocused()
     end if
 
     m.detailsPane.programDetails = prog
-    m.detailsPane.programDetails.channelName = channel.Title
-
 end sub
 
 ' Update the Program Details with full information
 sub onProgramDetailsLoaded()
     if m.LoadProgramDetailsTask.programDetails = invalid then return 
     channel = m.scheduleGrid.content.GetChild(m.LoadProgramDetailsTask.programDetails.channelIndex)
+
+    ' If TV Show does not have its own image, use the channel logo
+    if m.LoadProgramDetailsTask.programDetails.PosterUrl = invalid or m.LoadProgramDetailsTask.programDetails.PosterUrl = "" then
+        m.LoadProgramDetailsTask.programDetails.PosterUrl = channel.PosterUrl
+    end if
+
     channel.ReplaceChild(m.LoadProgramDetailsTask.programDetails, m.LoadProgramDetailsTask.programDetails.programIndex)
 end sub