[GUI] In ImageInfo view only show tabs that contain data.

Aaru.Gui/ViewModels/Panels/ImageInfoViewModel.cs

@@ -237,8 +237,9 @@ public sealed class ImageInfoViewModel : ViewModelBase
         }
 
         if(imageFormat.Info.ReadableMediaTags is { Count: > 0 })
-            foreach(MediaTagType tag in imageFormat.Info.ReadableMediaTags.Order())
+        {
-                MediaTagsList.Add(tag.Humanize());
+            foreach(MediaTagType tag in imageFormat.Info.ReadableMediaTags.Order()) MediaTagsList.Add(tag.Humanize());
+        }
 
         if(imageFormat.Info.ReadableSectorTags is { Count: > 0 })
         {
@@ -280,6 +281,12 @@ public sealed class ImageInfoViewModel : ViewModelBase
             if(errno == ErrorNumber.NoError) scsiMode = Modes.DecodeMode10(scsiModeSense10, scsiDeviceType);
         }
 
+        if(scsiInquiryData != null ||
+           scsiInquiry     != null ||
+           scsiMode        != null ||
+           scsiModeSense6  != null ||
+           scsiModeSense10 != null)
+        {
             ScsiInfo = new ScsiInfo
             {
                 DataContext = new ScsiInfoViewModel(scsiInquiryData,
@@ -292,6 +299,7 @@ public sealed class ImageInfoViewModel : ViewModelBase
                                                     null,
                                                     view)
             };
+        }
 
         byte[] ataIdentify   = null;
         byte[] atapiIdentify = null;
@@ -436,6 +444,8 @@ public sealed class ImageInfoViewModel : ViewModelBase
             if(errno == ErrorNumber.NoError) mediaCatalogueNumber = Encoding.UTF8.GetString(mcn);
         }
 
+        if(toc != null || atip != null || fullToc != null || pma != null)
+        {
             CompactDiscInfo = new CompactDiscInfo
             {
                 DataContext = new CompactDiscInfoViewModel(toc,
@@ -455,6 +465,7 @@ public sealed class ImageInfoViewModel : ViewModelBase
                                                            null,
                                                            view)
             };
+        }
 
         byte[]                         dvdPfi                    = null;
         byte[]                         dvdDmi                    = null;
@@ -482,6 +493,8 @@ public sealed class ImageInfoViewModel : ViewModelBase
         if(imageFormat.Info.ReadableMediaTags?.Contains(MediaTagType.DVD_BCA) == true)
             imageFormat.ReadMediaTag(MediaTagType.DVD_BCA, out dvdBca);
 
+        if(dvdPfi != null || dvdDmi != null || dvdCmi != null || hddvdCopyrightInformation != null || dvdBca != null)
+        {
             DvdInfo = new DvdInfo
             {
                 DataContext = new DvdInfoViewModel(dvdPfi,
@@ -493,6 +506,7 @@ public sealed class ImageInfoViewModel : ViewModelBase
                                                    decodedPfi,
                                                    view)
             };
+        }
 
         byte[] dvdRamDds                     = null;
         byte[] dvdRamCartridgeStatus         = null;
@@ -551,6 +565,21 @@ public sealed class ImageInfoViewModel : ViewModelBase
         if(imageFormat.Info.ReadableMediaTags?.Contains(MediaTagType.DCB) == true)
             imageFormat.ReadMediaTag(MediaTagType.DCB, out dvdPlusDcb);
 
+        if(dvdRamDds                     != null ||
+           dvdRamCartridgeStatus         != null ||
+           dvdRamSpareArea               != null ||
+           lastBorderOutRmd              != null ||
+           dvdPreRecordedInfo            != null ||
+           dvdrMediaIdentifier           != null ||
+           dvdrPhysicalInformation       != null ||
+           hddvdrMediumStatus            != null ||
+           dvdrLayerCapacity             != null ||
+           dvdrDlMiddleZoneStart         != null ||
+           dvdrDlJumpIntervalSize        != null ||
+           dvdrDlManualLayerJumpStartLba != null ||
+           dvdPlusAdip                   != null ||
+           dvdPlusDcb                    != null)
+        {
             DvdWritableInfo = new DvdWritableInfo
             {
                 DataContext = new DvdWritableInfoViewModel(dvdRamDds,
@@ -571,6 +600,7 @@ public sealed class ImageInfoViewModel : ViewModelBase
                                                            dvdPlusDcb,
                                                            view)
             };
+        }
 
         byte[] blurayBurstCuttingArea     = null;
         byte[] blurayCartridgeStatus      = null;
@@ -601,6 +631,14 @@ public sealed class ImageInfoViewModel : ViewModelBase
         if(imageFormat.Info.ReadableMediaTags?.Contains(MediaTagType.MMC_TrackResourcesInformation) == true)
             imageFormat.ReadMediaTag(MediaTagType.MMC_TrackResourcesInformation, out blurayTrackResources);
 
+        if(blurayDiscInformation      != null ||
+           blurayBurstCuttingArea     != null ||
+           blurayDds                  != null ||
+           blurayCartridgeStatus      != null ||
+           bluraySpareAreaInformation != null ||
+           blurayPowResources         != null ||
+           blurayTrackResources       != null)
+        {
             BlurayInfo = new BlurayInfo
             {
                 DataContext = new BlurayInfoViewModel(blurayDiscInformation,
@@ -614,6 +652,7 @@ public sealed class ImageInfoViewModel : ViewModelBase
                                                       null,
                                                       view)
             };
+        }
 
         byte[]             xboxDmi                   = null;
         byte[]             xboxSecuritySector        = null;
@@ -629,10 +668,13 @@ public sealed class ImageInfoViewModel : ViewModelBase
             if(errno == ErrorNumber.NoError) decodedXboxSecuritySector = SS.Decode(xboxSecuritySector);
         }
 
+        if(xboxDmi != null || xboxSecuritySector != null)
+        {
             XboxInfo = new XboxInfo
             {
                 DataContext = new XboxInfoViewModel(null, xboxDmi, xboxSecuritySector, decodedXboxSecuritySector, view)
             };
+        }
 
         errno = ErrorNumber.NoData;
         byte[] pcmciaCis = null;
@@ -703,19 +745,21 @@ public sealed class ImageInfoViewModel : ViewModelBase
             deviceType = DeviceType.MMC;
         }
 
+        if(cid != null || csd != null || ocr != null || extendedCsd != null || scr != null)
+        {
             SdMmcInfo = new SdMmcInfo
             {
                 DataContext = new SdMmcInfoViewModel(deviceType, cid, csd, ocr, extendedCsd, scr)
             };
+        }
 
         if(imageFormat is IOpticalMediaImage opticalMediaImage)
         {
             try
             {
                 if(opticalMediaImage.Sessions is { Count: > 0 })
-                {
+                    foreach(Session session in opticalMediaImage.Sessions)
-                    foreach(Session session in opticalMediaImage.Sessions) Sessions.Add(session);
+                        Sessions.Add(session);
-                }
             }
             catch(Exception ex)
             {
@@ -725,9 +769,8 @@ public sealed class ImageInfoViewModel : ViewModelBase
             try
             {
                 if(opticalMediaImage.Tracks is { Count: > 0 })
-                {
+                    foreach(Track track in opticalMediaImage.Tracks)
-                    foreach(Track track in opticalMediaImage.Tracks) Tracks.Add(track);
+                        Tracks.Add(track);
-                }
             }
             catch(Exception ex)
             {