v0.2.1v0.2.1

15 files changed, 523 insertions, 169 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 24a314e..33b89d6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## 15/04/2020 - v0.2.1 - Beta
+
+* (Add) Allow open other file formats as well on viewer
+* (Add) All thumbnails can now be seen and saved
+* (Add) Rotate layer image
+* (Add) Close file
+* (Change) more abstraction
+* (Change) from PNG to BMP compression to speed up bitmap coversion
+* (Change) Faster layer preview
+
 ## 12/04/2020 - v0.2 - Beta
 
 * Add cbddlp file format
diff --git a/PrusaSL1Reader/FileFormat.cs b/PrusaSL1Reader/FileFormat.cs
index b7016ac..84ef661 100644
--- a/PrusaSL1Reader/FileFormat.cs
+++ b/PrusaSL1Reader/FileFormat.cs
@@ -58,6 +58,25 @@ namespace PrusaSL1Reader
         public abstract byte ThumbnailsCount { get; }
 
         /// <summary>
+        /// Gets the number of created thumbnails
+        /// </summary>
+        public byte CreatedThumbnailsCount {
+            get
+            {
+                if (ReferenceEquals(Thumbnails, null)) return 0;
+                byte count = 0;
+
+                foreach (var thumbnail in Thumbnails)
+                {
+                    if (ReferenceEquals(thumbnail, null)) continue;
+                    count++;
+                }
+
+                return count;
+            }
+        }
+
+        /// <summary>
         /// Gets the thumbnails for this <see cref="FileFormat"/>
         /// </summary>
         public abstract Image<Rgba32>[] Thumbnails { get; set; }
diff --git a/PrusaSL1Reader/PrusaSL1Reader.csproj b/PrusaSL1Reader/PrusaSL1Reader.csproj
index 8fa7e56..b84accb 100644
--- a/PrusaSL1Reader/PrusaSL1Reader.csproj
+++ b/PrusaSL1Reader/PrusaSL1Reader.csproj
@@ -7,9 +7,9 @@
     <PackageProjectUrl>https://github.com/sn4k3/PrusaSL1Viewer</PackageProjectUrl>
     <PackageIcon></PackageIcon>
     <RepositoryUrl>https://github.com/sn4k3/PrusaSL1Viewer</RepositoryUrl>
-    <AssemblyVersion>0.2.0.0</AssemblyVersion>
-    <FileVersion>0.2.0.0</FileVersion>
-    <Version>0.2</Version>
+    <AssemblyVersion>0.2.1.0</AssemblyVersion>
+    <FileVersion>0.2.1.0</FileVersion>
+    <Version>0.2.1</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/PrusaSL1Viewer/FrmMain.Designer.cs b/PrusaSL1Viewer/FrmMain.Designer.cs
index 9e8369b..6c8bf1d 100644
--- a/PrusaSL1Viewer/FrmMain.Designer.cs
+++ b/PrusaSL1Viewer/FrmMain.Designer.cs
@@ -31,30 +31,36 @@
             System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(FrmMain));
             this.menu = new System.Windows.Forms.MenuStrip();
             this.fileToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuFileOpen = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuFileExit = new System.Windows.Forms.ToolStripMenuItem();
             this.menuEdit = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuEditExtract = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuEditConvert = new System.Windows.Forms.ToolStripMenuItem();
             this.viewToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuViewRotateImage = new System.Windows.Forms.ToolStripMenuItem();
             this.helpToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuAboutWebsite = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuAboutDonate = new System.Windows.Forms.ToolStripMenuItem();
-            this.menuAboutAbout = new System.Windows.Forms.ToolStripMenuItem();
             this.statusBar = new System.Windows.Forms.StatusStrip();
             this.sbLayers = new System.Windows.Forms.VScrollBar();
             this.tableLayoutPanel1 = new System.Windows.Forms.TableLayoutPanel();
             this.splitContainer1 = new System.Windows.Forms.SplitContainer();
             this.lbLayers = new System.Windows.Forms.Label();
             this.scLeft = new System.Windows.Forms.SplitContainer();
-            this.pbThumbnail = new System.Windows.Forms.PictureBox();
+            this.tsThumbnails = new System.Windows.Forms.ToolStrip();
+            this.tsThumbnailsCount = new System.Windows.Forms.ToolStripLabel();
             this.lvProperties = new System.Windows.Forms.ListView();
             this.lvChKey = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
             this.lvChValue = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
             this.scCenter = new System.Windows.Forms.SplitContainer();
-            this.pbLayer = new System.Windows.Forms.PictureBox();
             this.pbLayers = new System.Windows.Forms.ProgressBar();
+            this.pbThumbnail = new System.Windows.Forms.PictureBox();
+            this.tsThumbnailsPrevious = new System.Windows.Forms.ToolStripButton();
+            this.tsThumbnailsNext = new System.Windows.Forms.ToolStripButton();
+            this.tsThumbnailsExport = new System.Windows.Forms.ToolStripButton();
+            this.pbLayer = new System.Windows.Forms.PictureBox();
+            this.menuOpenFile = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuCloseFile = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuFileExit = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuEditExtract = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuEditConvert = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuViewRotateImage = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuAboutWebsite = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuAboutDonate = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuAboutAbout = new System.Windows.Forms.ToolStripMenuItem();
             this.menu.SuspendLayout();
             this.tableLayoutPanel1.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.splitContainer1)).BeginInit();
@@ -65,11 +71,12 @@
             this.scLeft.Panel1.SuspendLayout();
             this.scLeft.Panel2.SuspendLayout();
             this.scLeft.SuspendLayout();
-            ((System.ComponentModel.ISupportInitialize)(this.pbThumbnail)).BeginInit();
+            this.tsThumbnails.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.scCenter)).BeginInit();
             this.scCenter.Panel1.SuspendLayout();
             this.scCenter.Panel2.SuspendLayout();
             this.scCenter.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.pbThumbnail)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.pbLayer)).BeginInit();
             this.SuspendLayout();
             // 
@@ -89,30 +96,13 @@
             // fileToolStripMenuItem
             // 
             this.fileToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.menuFileOpen,
+            this.menuOpenFile,
+            this.menuCloseFile,
             this.menuFileExit});
             this.fileToolStripMenuItem.Name = "fileToolStripMenuItem";
             this.fileToolStripMenuItem.Size = new System.Drawing.Size(37, 20);
             this.fileToolStripMenuItem.Text = "&File";
             // 
-            // menuFileOpen
-            // 
-            this.menuFileOpen.Image = global::PrusaSL1Viewer.Properties.Resources.Open_16x16;
-            this.menuFileOpen.Name = "menuFileOpen";
-            this.menuFileOpen.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.O)));
-            this.menuFileOpen.Size = new System.Drawing.Size(146, 22);
-            this.menuFileOpen.Text = "&Open";
-            this.menuFileOpen.Click += new System.EventHandler(this.MenuItemClicked);
-            // 
-            // menuFileExit
-            // 
-            this.menuFileExit.Image = global::PrusaSL1Viewer.Properties.Resources.Exit_16x16;
-            this.menuFileExit.Name = "menuFileExit";
-            this.menuFileExit.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Alt | System.Windows.Forms.Keys.F4)));
-            this.menuFileExit.Size = new System.Drawing.Size(146, 22);
-            this.menuFileExit.Text = "&Exit";
-            this.menuFileExit.Click += new System.EventHandler(this.MenuItemClicked);
-            // 
             // menuEdit
             // 
             this.menuEdit.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
@@ -123,25 +113,6 @@
             this.menuEdit.Size = new System.Drawing.Size(39, 20);
             this.menuEdit.Text = "&Edit";
             // 
-            // menuEditExtract
-            // 
-            this.menuEditExtract.Enabled = false;
-            this.menuEditExtract.Image = global::PrusaSL1Viewer.Properties.Resources.Extract_object_16x16;
-            this.menuEditExtract.Name = "menuEditExtract";
-            this.menuEditExtract.ShortcutKeys = ((System.Windows.Forms.Keys)(((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Alt) 
-            | System.Windows.Forms.Keys.E)));
-            this.menuEditExtract.Size = new System.Drawing.Size(173, 22);
-            this.menuEditExtract.Text = "&Extract";
-            this.menuEditExtract.Click += new System.EventHandler(this.MenuItemClicked);
-            // 
-            // menuEditConvert
-            // 
-            this.menuEditConvert.Enabled = false;
-            this.menuEditConvert.Image = global::PrusaSL1Viewer.Properties.Resources.Convert_16x16;
-            this.menuEditConvert.Name = "menuEditConvert";
-            this.menuEditConvert.Size = new System.Drawing.Size(173, 22);
-            this.menuEditConvert.Text = "&Convert To";
-            // 
             // viewToolStripMenuItem
             // 
             this.viewToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
@@ -150,17 +121,6 @@
             this.viewToolStripMenuItem.Size = new System.Drawing.Size(44, 20);
             this.viewToolStripMenuItem.Text = "&View";
             // 
-            // menuViewRotateImage
-            // 
-            this.menuViewRotateImage.Checked = true;
-            this.menuViewRotateImage.CheckOnClick = true;
-            this.menuViewRotateImage.CheckState = System.Windows.Forms.CheckState.Checked;
-            this.menuViewRotateImage.Image = global::PrusaSL1Viewer.Properties.Resources.Rotate_16x16;
-            this.menuViewRotateImage.Name = "menuViewRotateImage";
-            this.menuViewRotateImage.Size = new System.Drawing.Size(164, 22);
-            this.menuViewRotateImage.Text = "&Rotate Image 90º";
-            this.menuViewRotateImage.ToolTipText = "Auto rotate layer preview image at 90º (This can slow down the layer preview)";
-            // 
             // helpToolStripMenuItem
             // 
             this.helpToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
@@ -171,33 +131,6 @@
             this.helpToolStripMenuItem.Size = new System.Drawing.Size(44, 20);
             this.helpToolStripMenuItem.Text = "&Help";
             // 
-            // menuAboutWebsite
-            // 
-            this.menuAboutWebsite.Image = global::PrusaSL1Viewer.Properties.Resources.Global_Network_icon_16x16;
-            this.menuAboutWebsite.Name = "menuAboutWebsite";
-            this.menuAboutWebsite.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.W)));
-            this.menuAboutWebsite.Size = new System.Drawing.Size(161, 22);
-            this.menuAboutWebsite.Text = "&Website";
-            this.menuAboutWebsite.Click += new System.EventHandler(this.MenuItemClicked);
-            // 
-            // menuAboutDonate
-            // 
-            this.menuAboutDonate.Image = global::PrusaSL1Viewer.Properties.Resources.Donate_16x16;
-            this.menuAboutDonate.Name = "menuAboutDonate";
-            this.menuAboutDonate.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.D)));
-            this.menuAboutDonate.Size = new System.Drawing.Size(161, 22);
-            this.menuAboutDonate.Text = "&Donate";
-            this.menuAboutDonate.Click += new System.EventHandler(this.MenuItemClicked);
-            // 
-            // menuAboutAbout
-            // 
-            this.menuAboutAbout.Image = global::PrusaSL1Viewer.Properties.Resources.Button_Info_16x16;
-            this.menuAboutAbout.Name = "menuAboutAbout";
-            this.menuAboutAbout.ShortcutKeys = System.Windows.Forms.Keys.F1;
-            this.menuAboutAbout.Size = new System.Drawing.Size(161, 22);
-            this.menuAboutAbout.Text = "&About";
-            this.menuAboutAbout.Click += new System.EventHandler(this.MenuItemClicked);
-            // 
             // statusBar
             // 
             this.statusBar.Location = new System.Drawing.Point(0, 761);
@@ -278,25 +211,36 @@
             // scLeft.Panel1
             // 
             this.scLeft.Panel1.Controls.Add(this.pbThumbnail);
-            this.scLeft.Panel1MinSize = 400;
+            this.scLeft.Panel1.Controls.Add(this.tsThumbnails);
+            this.scLeft.Panel1MinSize = 425;
             // 
             // scLeft.Panel2
             // 
             this.scLeft.Panel2.Controls.Add(this.lvProperties);
             this.scLeft.Size = new System.Drawing.Size(394, 731);
-            this.scLeft.SplitterDistance = 400;
+            this.scLeft.SplitterDistance = 425;
             this.scLeft.TabIndex = 3;
             // 
-            // pbThumbnail
+            // tsThumbnails
             // 
-            this.pbThumbnail.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
-            this.pbThumbnail.Dock = System.Windows.Forms.DockStyle.Fill;
-            this.pbThumbnail.Location = new System.Drawing.Point(0, 0);
-            this.pbThumbnail.Name = "pbThumbnail";
-            this.pbThumbnail.Size = new System.Drawing.Size(394, 400);
-            this.pbThumbnail.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
-            this.pbThumbnail.TabIndex = 4;
-            this.pbThumbnail.TabStop = false;
+            this.tsThumbnails.GripStyle = System.Windows.Forms.ToolStripGripStyle.Hidden;
+            this.tsThumbnails.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.tsThumbnailsPrevious,
+            this.tsThumbnailsCount,
+            this.tsThumbnailsNext,
+            this.tsThumbnailsExport});
+            this.tsThumbnails.Location = new System.Drawing.Point(0, 0);
+            this.tsThumbnails.Name = "tsThumbnails";
+            this.tsThumbnails.Size = new System.Drawing.Size(394, 25);
+            this.tsThumbnails.TabIndex = 5;
+            this.tsThumbnails.Text = "tsThumbnails";
+            // 
+            // tsThumbnailsCount
+            // 
+            this.tsThumbnailsCount.Enabled = false;
+            this.tsThumbnailsCount.Name = "tsThumbnailsCount";
+            this.tsThumbnailsCount.Size = new System.Drawing.Size(24, 22);
+            this.tsThumbnailsCount.Text = "0/0";
             // 
             // lvProperties
             // 
@@ -309,7 +253,7 @@
             this.lvProperties.HideSelection = false;
             this.lvProperties.Location = new System.Drawing.Point(0, 0);
             this.lvProperties.Name = "lvProperties";
-            this.lvProperties.Size = new System.Drawing.Size(394, 327);
+            this.lvProperties.Size = new System.Drawing.Size(394, 302);
             this.lvProperties.TabIndex = 0;
             this.lvProperties.UseCompatibleStateImageBehavior = false;
             this.lvProperties.View = System.Windows.Forms.View.Details;
@@ -345,6 +289,63 @@
             this.scCenter.SplitterDistance = 702;
             this.scCenter.TabIndex = 4;
             // 
+            // pbLayers
+            // 
+            this.pbLayers.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.pbLayers.Location = new System.Drawing.Point(0, 0);
+            this.pbLayers.Name = "pbLayers";
+            this.pbLayers.Size = new System.Drawing.Size(1125, 25);
+            this.pbLayers.Step = 1;
+            this.pbLayers.TabIndex = 6;
+            // 
+            // pbThumbnail
+            // 
+            this.pbThumbnail.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
+            this.pbThumbnail.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.pbThumbnail.Location = new System.Drawing.Point(0, 25);
+            this.pbThumbnail.Name = "pbThumbnail";
+            this.pbThumbnail.Size = new System.Drawing.Size(394, 400);
+            this.pbThumbnail.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
+            this.pbThumbnail.TabIndex = 4;
+            this.pbThumbnail.TabStop = false;
+            // 
+            // tsThumbnailsPrevious
+            // 
+            this.tsThumbnailsPrevious.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.tsThumbnailsPrevious.Enabled = false;
+            this.tsThumbnailsPrevious.Image = global::PrusaSL1Viewer.Properties.Resources.Back_16x16;
+            this.tsThumbnailsPrevious.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.tsThumbnailsPrevious.Name = "tsThumbnailsPrevious";
+            this.tsThumbnailsPrevious.Size = new System.Drawing.Size(23, 22);
+            this.tsThumbnailsPrevious.Text = "toolStripButton1";
+            this.tsThumbnailsPrevious.ToolTipText = "Show previous thumbnail";
+            this.tsThumbnailsPrevious.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // tsThumbnailsNext
+            // 
+            this.tsThumbnailsNext.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.tsThumbnailsNext.Enabled = false;
+            this.tsThumbnailsNext.Image = global::PrusaSL1Viewer.Properties.Resources.Next_16x16;
+            this.tsThumbnailsNext.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.tsThumbnailsNext.Name = "tsThumbnailsNext";
+            this.tsThumbnailsNext.Size = new System.Drawing.Size(23, 22);
+            this.tsThumbnailsNext.Text = "toolStripButton2";
+            this.tsThumbnailsNext.ToolTipText = "Show next thumbnail";
+            this.tsThumbnailsNext.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // tsThumbnailsExport
+            // 
+            this.tsThumbnailsExport.Alignment = System.Windows.Forms.ToolStripItemAlignment.Right;
+            this.tsThumbnailsExport.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.tsThumbnailsExport.Enabled = false;
+            this.tsThumbnailsExport.Image = global::PrusaSL1Viewer.Properties.Resources.Save_16x16;
+            this.tsThumbnailsExport.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.tsThumbnailsExport.Name = "tsThumbnailsExport";
+            this.tsThumbnailsExport.Size = new System.Drawing.Size(23, 22);
+            this.tsThumbnailsExport.Text = "toolStripButton3";
+            this.tsThumbnailsExport.ToolTipText = "Save thumbnail to file";
+            this.tsThumbnailsExport.Click += new System.EventHandler(this.ItemClicked);
+            // 
             // pbLayer
             // 
             this.pbLayer.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
@@ -356,14 +357,93 @@
             this.pbLayer.TabIndex = 5;
             this.pbLayer.TabStop = false;
             // 
-            // pbLayers
+            // menuOpenFile
             // 
-            this.pbLayers.Dock = System.Windows.Forms.DockStyle.Fill;
-            this.pbLayers.Location = new System.Drawing.Point(0, 0);
-            this.pbLayers.Name = "pbLayers";
-            this.pbLayers.Size = new System.Drawing.Size(1125, 25);
-            this.pbLayers.Step = 1;
-            this.pbLayers.TabIndex = 6;
+            this.menuOpenFile.Image = global::PrusaSL1Viewer.Properties.Resources.Open_16x16;
+            this.menuOpenFile.Name = "menuOpenFile";
+            this.menuOpenFile.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.O)));
+            this.menuOpenFile.Size = new System.Drawing.Size(169, 22);
+            this.menuOpenFile.Text = "&Open File";
+            this.menuOpenFile.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuCloseFile
+            // 
+            this.menuCloseFile.Enabled = false;
+            this.menuCloseFile.Image = global::PrusaSL1Viewer.Properties.Resources.File_Close_16x16;
+            this.menuCloseFile.Name = "menuCloseFile";
+            this.menuCloseFile.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.W)));
+            this.menuCloseFile.Size = new System.Drawing.Size(169, 22);
+            this.menuCloseFile.Text = "&Close File";
+            this.menuCloseFile.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuFileExit
+            // 
+            this.menuFileExit.Image = global::PrusaSL1Viewer.Properties.Resources.Exit_16x16;
+            this.menuFileExit.Name = "menuFileExit";
+            this.menuFileExit.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Alt | System.Windows.Forms.Keys.F4)));
+            this.menuFileExit.Size = new System.Drawing.Size(169, 22);
+            this.menuFileExit.Text = "&Exit";
+            this.menuFileExit.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuEditExtract
+            // 
+            this.menuEditExtract.Enabled = false;
+            this.menuEditExtract.Image = global::PrusaSL1Viewer.Properties.Resources.Extract_object_16x16;
+            this.menuEditExtract.Name = "menuEditExtract";
+            this.menuEditExtract.ShortcutKeys = ((System.Windows.Forms.Keys)(((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Alt) 
+            | System.Windows.Forms.Keys.E)));
+            this.menuEditExtract.Size = new System.Drawing.Size(173, 22);
+            this.menuEditExtract.Text = "&Extract";
+            this.menuEditExtract.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuEditConvert
+            // 
+            this.menuEditConvert.Enabled = false;
+            this.menuEditConvert.Image = global::PrusaSL1Viewer.Properties.Resources.Convert_16x16;
+            this.menuEditConvert.Name = "menuEditConvert";
+            this.menuEditConvert.Size = new System.Drawing.Size(173, 22);
+            this.menuEditConvert.Text = "&Convert To";
+            // 
+            // menuViewRotateImage
+            // 
+            this.menuViewRotateImage.Checked = true;
+            this.menuViewRotateImage.CheckOnClick = true;
+            this.menuViewRotateImage.CheckState = System.Windows.Forms.CheckState.Checked;
+            this.menuViewRotateImage.Image = global::PrusaSL1Viewer.Properties.Resources.Rotate_16x16;
+            this.menuViewRotateImage.Name = "menuViewRotateImage";
+            this.menuViewRotateImage.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.R)));
+            this.menuViewRotateImage.Size = new System.Drawing.Size(205, 22);
+            this.menuViewRotateImage.Text = "&Rotate Image 90º";
+            this.menuViewRotateImage.ToolTipText = "Auto rotate layer preview image at 90º (This can slow down the layer preview)";
+            this.menuViewRotateImage.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuAboutWebsite
+            // 
+            this.menuAboutWebsite.Image = global::PrusaSL1Viewer.Properties.Resources.Global_Network_icon_16x16;
+            this.menuAboutWebsite.Name = "menuAboutWebsite";
+            this.menuAboutWebsite.ShortcutKeys = ((System.Windows.Forms.Keys)(((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Shift) 
+            | System.Windows.Forms.Keys.W)));
+            this.menuAboutWebsite.Size = new System.Drawing.Size(193, 22);
+            this.menuAboutWebsite.Text = "&Website";
+            this.menuAboutWebsite.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuAboutDonate
+            // 
+            this.menuAboutDonate.Image = global::PrusaSL1Viewer.Properties.Resources.Donate_16x16;
+            this.menuAboutDonate.Name = "menuAboutDonate";
+            this.menuAboutDonate.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.D)));
+            this.menuAboutDonate.Size = new System.Drawing.Size(193, 22);
+            this.menuAboutDonate.Text = "&Donate";
+            this.menuAboutDonate.Click += new System.EventHandler(this.ItemClicked);
+            // 
+            // menuAboutAbout
+            // 
+            this.menuAboutAbout.Image = global::PrusaSL1Viewer.Properties.Resources.Button_Info_16x16;
+            this.menuAboutAbout.Name = "menuAboutAbout";
+            this.menuAboutAbout.ShortcutKeys = System.Windows.Forms.Keys.F1;
+            this.menuAboutAbout.Size = new System.Drawing.Size(193, 22);
+            this.menuAboutAbout.Text = "&About";
+            this.menuAboutAbout.Click += new System.EventHandler(this.ItemClicked);
             // 
             // FrmMain
             // 
@@ -387,14 +467,17 @@
             ((System.ComponentModel.ISupportInitialize)(this.splitContainer1)).EndInit();
             this.splitContainer1.ResumeLayout(false);
             this.scLeft.Panel1.ResumeLayout(false);
+            this.scLeft.Panel1.PerformLayout();
             this.scLeft.Panel2.ResumeLayout(false);
             ((System.ComponentModel.ISupportInitialize)(this.scLeft)).EndInit();
             this.scLeft.ResumeLayout(false);
-            ((System.ComponentModel.ISupportInitialize)(this.pbThumbnail)).EndInit();
+            this.tsThumbnails.ResumeLayout(false);
+            this.tsThumbnails.PerformLayout();
             this.scCenter.Panel1.ResumeLayout(false);
             this.scCenter.Panel2.ResumeLayout(false);
             ((System.ComponentModel.ISupportInitialize)(this.scCenter)).EndInit();
             this.scCenter.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.pbThumbnail)).EndInit();
             ((System.ComponentModel.ISupportInitialize)(this.pbLayer)).EndInit();
             this.ResumeLayout(false);
             this.PerformLayout();
@@ -405,7 +488,7 @@
 
         private System.Windows.Forms.MenuStrip menu;
         private System.Windows.Forms.ToolStripMenuItem fileToolStripMenuItem;
-        private System.Windows.Forms.ToolStripMenuItem menuFileOpen;
+        private System.Windows.Forms.ToolStripMenuItem menuOpenFile;
         private System.Windows.Forms.ToolStripMenuItem menuFileExit;
         private System.Windows.Forms.StatusStrip statusBar;
         private System.Windows.Forms.ToolStripMenuItem helpToolStripMenuItem;
@@ -429,6 +512,12 @@
         private System.Windows.Forms.ToolStripMenuItem menuEditConvert;
         private System.Windows.Forms.ToolStripMenuItem viewToolStripMenuItem;
         private System.Windows.Forms.ToolStripMenuItem menuViewRotateImage;
+        private System.Windows.Forms.ToolStrip tsThumbnails;
+        private System.Windows.Forms.ToolStripLabel tsThumbnailsCount;
+        private System.Windows.Forms.ToolStripButton tsThumbnailsPrevious;
+        private System.Windows.Forms.ToolStripButton tsThumbnailsNext;
+        private System.Windows.Forms.ToolStripButton tsThumbnailsExport;
+        private System.Windows.Forms.ToolStripMenuItem menuCloseFile;
     }
 }
 
diff --git a/PrusaSL1Viewer/FrmMain.cs b/PrusaSL1Viewer/FrmMain.cs
index 8e772dd..fe77215 100644
--- a/PrusaSL1Viewer/FrmMain.cs
+++ b/PrusaSL1Viewer/FrmMain.cs
@@ -7,23 +7,28 @@
  */
 using System;
 using System.Diagnostics;
-using System.Drawing;
 using System.IO;
-using System.IO.Compression;
 using System.Reflection;
 using System.Windows.Forms;
 using PrusaSL1Reader;
+using SixLabors.ImageSharp;
 using SixLabors.ImageSharp.Processing;
 
 namespace PrusaSL1Viewer
 {
     public partial class FrmMain : Form
     {
+        public static FileFormat SlicerFile
+        {
+            get => Program.SlicerFile;
+            set => Program.SlicerFile = value;
+        }
+
         #region Constructors
         public FrmMain()
         {
             InitializeComponent();
-            Text = $"{FrmAbout.AssemblyTitle}   Version: {FrmAbout.AssemblyVersion}";
+            Clear();
 
             DragEnter += (s, e) => { if (e.Data.GetDataPresent(DataFormats.FileDrop)) e.Effect = DragDropEffects.Copy; };
             DragDrop += (s, e) => { ProcessFile((string[])e.Data.GetData(DataFormats.FileDrop)); };
@@ -34,14 +39,14 @@ namespace PrusaSL1Viewer
         #endregion
 
         #region Events
-        private void sbLayers_ValueChanged(object sender, EventArgs e)
+       
+        private void ItemClicked(object sender, EventArgs e)
         {
-            ShowLayer((uint)(sbLayers.Maximum - sbLayers.Value));
-        }
-        
-        private void MenuItemClicked(object sender, EventArgs e)
-        {
-            if (ReferenceEquals(sender, menuFileOpen))
+            /*******************
+             *    Main Menu    *
+             ******************/
+            // File
+            if (ReferenceEquals(sender, menuOpenFile))
             {
                 using (OpenFileDialog openFile = new OpenFileDialog())
                 {
@@ -64,12 +69,19 @@ namespace PrusaSL1Viewer
                 return;
             }
 
+            if (ReferenceEquals(sender, menuCloseFile))
+            {
+                Clear();
+                return;
+            }
+
             if (ReferenceEquals(sender, menuFileExit))
             {
                 Application.Exit();
                 return;
             }
 
+            // Edit
             if (ReferenceEquals(sender, menuEditExtract))
             {
                 using (FolderBrowserDialog folder = new FolderBrowserDialog())
@@ -78,7 +90,7 @@ namespace PrusaSL1Viewer
                     {
                         try
                         {
-                            Program.SlicerFile.Extract(folder.SelectedPath);
+                            SlicerFile.Extract(folder.SelectedPath);
                             if (MessageBox.Show(
                                 $"Extraction was successful, browser folder to see it contents.\n{folder.SelectedPath}\nPress 'Yes' if you want open the target folder, otherwise select 'No' to continue.",
                                 "Extraction completed", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
@@ -97,6 +109,13 @@ namespace PrusaSL1Viewer
                 return;
             }
 
+            if (ReferenceEquals(sender, menuViewRotateImage))
+            {
+                sbLayers_ValueChanged(sbLayers, null);
+                return;
+            }
+
+            // About
             if (ReferenceEquals(sender, menuAboutAbout))
             {
                 Program.FrmAbout.ShowDialog();
@@ -115,6 +134,91 @@ namespace PrusaSL1Viewer
                 Process.Start(About.Donate);
                 return;
             }
+
+            /************************
+             *    Thumbnail Menu    *
+             ***********************/
+            if (ReferenceEquals(sender, tsThumbnailsPrevious))
+            {
+                byte i = (byte)tsThumbnailsCount.Tag;
+                if (i == 0)
+                {
+                    // This should never happen!
+                    tsThumbnailsPrevious.Enabled = false;
+                    return;
+                }
+
+                tsThumbnailsCount.Tag = --i;
+
+                if (i == 0)
+                {
+                    tsThumbnailsPrevious.Enabled = false;
+                }
+
+                pbThumbnail.Image = SlicerFile.Thumbnails[i]?.ToBitmap();
+
+                tsThumbnailsCount.Text = $"{i+1}/{SlicerFile.CreatedThumbnailsCount}";
+                tsThumbnailsNext.Enabled = true;
+                return;
+            }
+
+            if (ReferenceEquals(sender, tsThumbnailsNext))
+            {
+                byte i = byte.Parse(tsThumbnailsCount.Tag.ToString());
+                if (i >= SlicerFile.CreatedThumbnailsCount-1)
+                {
+                    // This should never happen!
+                    tsThumbnailsNext.Enabled = false;
+                    return;
+                }
+
+                tsThumbnailsCount.Tag = ++i;
+
+                if (i >= SlicerFile.CreatedThumbnailsCount-1)
+                {
+                    tsThumbnailsNext.Enabled = false;
+                }
+
+                pbThumbnail.Image = SlicerFile.Thumbnails[i]?.ToBitmap();
+
+                tsThumbnailsCount.Text = $"{i+1}/{SlicerFile.CreatedThumbnailsCount}";
+                tsThumbnailsPrevious.Enabled = true;
+                return;
+            }
+
+            if (ReferenceEquals(sender, tsThumbnailsExport))
+            {
+                using (SaveFileDialog dialog = new SaveFileDialog())
+                {
+                    byte i = byte.Parse(tsThumbnailsCount.Tag.ToString());
+                    if(ReferenceEquals(SlicerFile.Thumbnails[i], null))
+                    {
+                        return; // This should never happen!
+                    }
+
+                    dialog.Filter = "Image Files|.*png";
+                    dialog.AddExtension = true;
+                    dialog.FileName = $"{Path.GetFileNameWithoutExtension(SlicerFile.FileFullPath)}_thumbnail{i+1}.png";
+
+                    if (dialog.ShowDialog() == DialogResult.OK)
+                    {
+                        using (var stream = dialog.OpenFile())
+                        {
+                            SlicerFile.Thumbnails[i].SaveAsPng(stream);
+                            stream.Close();
+                        }
+                    }
+
+                    return;
+
+                }
+            }
+        }
+
+        private void sbLayers_ValueChanged(object sender, EventArgs e)
+        {
+            if (ReferenceEquals(SlicerFile, null)) return;
+            ShowLayer((uint)(sbLayers.Maximum - sbLayers.Value));
         }
 
         private void ConvertToItemOnClick(object sender, EventArgs e)
@@ -123,7 +227,7 @@ namespace PrusaSL1Viewer
             FileFormat fileFormat = (FileFormat)menuItem.Tag;
             using (SaveFileDialog dialog = new SaveFileDialog())
             {
-                dialog.FileName = Path.GetFileNameWithoutExtension(Program.SlicerFile.FileFullPath);
+                dialog.FileName = Path.GetFileNameWithoutExtension(SlicerFile.FileFullPath);
 
                 //using (FileFormat instance = (FileFormat)Activator.CreateInstance(type)) 
                 //using (CbddlpFile file = new CbddlpFile())
@@ -134,7 +238,7 @@ namespace PrusaSL1Viewer
 
                 if (dialog.ShowDialog() == DialogResult.OK)
                 {
-                    Program.SlicerFile.Convert(fileFormat, dialog.FileName);
+                    SlicerFile.Convert(fileFormat, dialog.FileName);
                 }
 
             }
@@ -142,6 +246,51 @@ namespace PrusaSL1Viewer
         #endregion
 
         #region Methods
+
+        /// <summary>
+        /// Closes file and clear UI
+        /// </summary>
+        void Clear()
+        {
+            Text = $"{FrmAbout.AssemblyTitle}   Version: {FrmAbout.AssemblyVersion}";
+            SlicerFile?.Dispose();
+            SlicerFile = null;
+
+            // GUI CLEAN
+            pbThumbnail.Image = null;
+            pbLayer.Image = null;
+            pbThumbnail.Image = null;
+            lbLayers.Text = "Layers";
+            lvProperties.BeginUpdate();
+            lvProperties.Items.Clear();
+            lvProperties.Groups.Clear();
+            lvProperties.EndUpdate();
+            pbLayers.Value = 0;
+            sbLayers.Value = 0;
+
+            statusBar.Items.Clear();
+            menuEditConvert.DropDownItems.Clear();
+
+            foreach (ToolStripItem item in menuEdit.DropDownItems)
+            {
+                item.Enabled = false;
+            }
+
+            foreach (ToolStripItem item in tsThumbnails.Items)
+            {
+                item.Enabled = false;
+            }
+
+            menuCloseFile.Enabled =
+            sbLayers.Enabled = 
+            pbLayers.Enabled = 
+            menuEdit.Enabled =
+                false;
+
+            tsThumbnailsCount.Text = "0/0";
+            tsThumbnailsCount.Tag = null;
+        }
+
         void ProcessFile(string[] files)
         {
             if (ReferenceEquals(files, null)) return;
@@ -162,16 +311,15 @@ namespace PrusaSL1Viewer
         }
 
         void ProcessFile(string fileName)
-        { 
-            Program.SlicerFile?.Dispose();
-            Program.SlicerFile = FileFormat.FindByExtension(fileName, true, true);
-            if (ReferenceEquals(Program.SlicerFile, null)) return;
-            Program.SlicerFile.Decode(fileName);
+        {
+            Clear();
+            SlicerFile = FileFormat.FindByExtension(fileName, true, true);
+            if (ReferenceEquals(SlicerFile, null)) return;
+            SlicerFile.Decode(fileName);
 
-            menuEditConvert.DropDownItems.Clear();
             foreach (var fileFormat in FileFormat.AvaliableFormats)
             {
-                if (fileFormat.GetType() == Program.SlicerFile.GetType()) continue;
+                if (fileFormat.GetType() == SlicerFile.GetType()) continue;
                 ToolStripMenuItem menuItem = new ToolStripMenuItem(fileFormat.GetType().Name.Replace("File", string.Empty))
                 {
                     Tag = fileFormat,
@@ -181,25 +329,42 @@ namespace PrusaSL1Viewer
                 menuEditConvert.DropDownItems.Add(menuItem);
             }
 
-            pbThumbnail.Image = Program.SlicerFile.Thumbnails[0]?.ToBitmap();
+            if (SlicerFile.CreatedThumbnailsCount > 0)
+            {
+                tsThumbnailsCount.Tag = 0;
+                tsThumbnailsCount.Text = $"1/{SlicerFile.CreatedThumbnailsCount}";
+                pbThumbnail.Image = SlicerFile.Thumbnails[0]?.ToBitmap();
+
+                for (var i = 1; i < tsThumbnails.Items.Count; i++)
+                {
+                    tsThumbnails.Items[i].Enabled = true;
+                }
+            }
+
+
+            foreach (ToolStripItem item in menuEdit.DropDownItems)
+            {
+                item.Enabled = true;
+            }
+
+
+            menuCloseFile.Enabled =
+            sbLayers.Enabled =
+            pbLayers.Enabled =
+            menuEdit.Enabled =
+                true;
+
             //ShowLayer(0);
 
             sbLayers.SmallChange = 1;
             sbLayers.Minimum = 0;
-            sbLayers.Maximum = (int)Program.SlicerFile.LayerCount-1;
+            sbLayers.Maximum = (int)SlicerFile.LayerCount-1;
             sbLayers.Value = sbLayers.Maximum;
 
-            sbLayers.Enabled = 
-            menuEdit.Enabled = 
-            menuEditExtract.Enabled = 
-            menuEditConvert.Enabled = true;
 
             lvProperties.BeginUpdate();
-            lvProperties.Items.Clear();
-
-            lvProperties.Groups.Clear();
 
-            foreach (object config in Program.SlicerFile.Configs)
+            foreach (object config in SlicerFile.Configs)
             {
                 ListViewGroup group = new ListViewGroup(config.GetType().Name);
                 lvProperties.Groups.Add(group);
@@ -213,16 +378,14 @@ namespace PrusaSL1Viewer
             }
             lvProperties.EndUpdate();
 
-            statusBar.Items.Clear();
-
-            AddStatusBarItem(nameof(Program.SlicerFile.LayerHeight), Program.SlicerFile.LayerHeight, "mm");
-            AddStatusBarItem(nameof(Program.SlicerFile.InitialExposureTime), Program.SlicerFile.InitialExposureTime, "s");
-            AddStatusBarItem(nameof(Program.SlicerFile.LayerExposureTime), Program.SlicerFile.LayerExposureTime, "s");
-            AddStatusBarItem(nameof(Program.SlicerFile.PrintTime), Math.Round(Program.SlicerFile.PrintTime / 3600, 2), "h");
-            AddStatusBarItem(nameof(Program.SlicerFile.UsedMaterial), Math.Round(Program.SlicerFile.UsedMaterial, 2), "ml");
-            AddStatusBarItem(nameof(Program.SlicerFile.MaterialCost), Program.SlicerFile.MaterialCost, "€");
-            AddStatusBarItem(nameof(Program.SlicerFile.MaterialName), Program.SlicerFile.MaterialName);
-            AddStatusBarItem(nameof(Program.SlicerFile.MachineName), Program.SlicerFile.MachineName);
+            AddStatusBarItem(nameof(SlicerFile.LayerHeight), SlicerFile.LayerHeight, "mm");
+            AddStatusBarItem(nameof(SlicerFile.InitialExposureTime), SlicerFile.InitialExposureTime, "s");
+            AddStatusBarItem(nameof(SlicerFile.LayerExposureTime), SlicerFile.LayerExposureTime, "s");
+            AddStatusBarItem(nameof(SlicerFile.PrintTime), Math.Round(SlicerFile.PrintTime / 3600, 2), "h");
+            AddStatusBarItem(nameof(SlicerFile.UsedMaterial), Math.Round(SlicerFile.UsedMaterial, 2), "ml");
+            AddStatusBarItem(nameof(SlicerFile.MaterialCost), SlicerFile.MaterialCost, "€");
+            AddStatusBarItem(nameof(SlicerFile.MaterialName), SlicerFile.MaterialName);
+            AddStatusBarItem(nameof(SlicerFile.MachineName), SlicerFile.MachineName);
 
             Text = $"{FrmAbout.AssemblyTitle}   Version: {FrmAbout.AssemblyVersion}   File: {Path.GetFileName(fileName)}";
         }
@@ -231,10 +394,10 @@ namespace PrusaSL1Viewer
         {
             //if(!ReferenceEquals(pbLayer.Image, null))
             //    pbLayer.Image.Dispose(); SLOW! LET GC DO IT
-            //pbLayer.Image = Image.FromStream(Program.SlicerFile.LayerImages[layerNum].Open());
+            //pbLayer.Image = Image.FromStream(SlicerFile.LayerImages[layerNum].Open());
             //pbLayer.Image.RotateFlip(RotateFlipType.Rotate90FlipNone);
             //Stopwatch watch = Stopwatch.StartNew();
-            var image = Program.SlicerFile.GetLayerImage(layerNum);
+            var image = SlicerFile.GetLayerImage(layerNum);
             //Debug.Write(watch.ElapsedMilliseconds.ToString());
             if (menuViewRotateImage.Checked)
             {
@@ -251,10 +414,10 @@ namespace PrusaSL1Viewer
             //pbLayer.Image = layer.ToBitmap(image.Width, image.Height);
 
 
-            byte percent = (byte)((layerNum + 1) * 100 / Program.SlicerFile.LayerCount);
+            byte percent = (byte)((layerNum + 1) * 100 / SlicerFile.LayerCount);
 
 
-            lbLayers.Text = $"{Program.SlicerFile.TotalHeight}mm\n{layerNum+1} / {Program.SlicerFile.LayerCount}\n{Program.SlicerFile.GetHeightFromLayer((uint)layerNum+1)}mm\n{percent}%";
+            lbLayers.Text = $"{SlicerFile.TotalHeight}mm\n{layerNum+1} / {SlicerFile.LayerCount}\n{SlicerFile.GetHeightFromLayer((uint)layerNum+1)}mm\n{percent}%";
             pbLayers.Value = percent;
 
         }
diff --git a/PrusaSL1Viewer/FrmMain.resx b/PrusaSL1Viewer/FrmMain.resx
index ddce2ec..2bb9532 100644
--- a/PrusaSL1Viewer/FrmMain.resx
+++ b/PrusaSL1Viewer/FrmMain.resx
@@ -123,6 +123,9 @@
   <metadata name="statusBar.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
     <value>132, 17</value>
   </metadata>
+  <metadata name="tsThumbnails.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>233, 17</value>
+  </metadata>
   <assembly alias="System.Drawing" name="System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
   <data name="$this.Icon" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
     <value>
diff --git a/PrusaSL1Viewer/Images/Back-16x16.png b/PrusaSL1Viewer/Images/Back-16x16.png
new file mode 100644
index 0000000..1968f0d
--- /dev/null
+++ b/PrusaSL1Viewer/Images/Back-16x16.png
diff --git a/PrusaSL1Viewer/Images/Error-128x128.png b/PrusaSL1Viewer/Images/Error-128x128.png
new file mode 100644
index 0000000..b26a92b
--- /dev/null
+++ b/PrusaSL1Viewer/Images/Error-128x128.png
diff --git a/PrusaSL1Viewer/Images/File-Close-16x16.png b/PrusaSL1Viewer/Images/File-Close-16x16.png
new file mode 100644
index 0000000..9144092
--- /dev/null
+++ b/PrusaSL1Viewer/Images/File-Close-16x16.png
diff --git a/PrusaSL1Viewer/Images/Next-16x16.png b/PrusaSL1Viewer/Images/Next-16x16.png
new file mode 100644
index 0000000..15348a5
--- /dev/null
+++ b/PrusaSL1Viewer/Images/Next-16x16.png
diff --git a/PrusaSL1Viewer/Images/Save-16x16.png b/PrusaSL1Viewer/Images/Save-16x16.png
new file mode 100644
index 0000000..c3f3d12
--- /dev/null
+++ b/PrusaSL1Viewer/Images/Save-16x16.png
diff --git a/PrusaSL1Viewer/Properties/AssemblyInfo.cs b/PrusaSL1Viewer/Properties/AssemblyInfo.cs
index 4d42de3..0f199a6 100644
--- a/PrusaSL1Viewer/Properties/AssemblyInfo.cs
+++ b/PrusaSL1Viewer/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.2.0.0")]
-[assembly: AssemblyFileVersion("0.2.0.0")]
+[assembly: AssemblyVersion("0.2.1.0")]
+[assembly: AssemblyFileVersion("0.2.1.0")]
diff --git a/PrusaSL1Viewer/Properties/Resources.Designer.cs b/PrusaSL1Viewer/Properties/Resources.Designer.cs
index 9759f43..2353726 100644
--- a/PrusaSL1Viewer/Properties/Resources.Designer.cs
+++ b/PrusaSL1Viewer/Properties/Resources.Designer.cs
@@ -63,6 +63,16 @@ namespace PrusaSL1Viewer.Properties {
         /// <summary>
         ///   Looks up a localized resource of type System.Drawing.Bitmap.
         /// </summary>
+        internal static System.Drawing.Bitmap Back_16x16 {
+            get {
+                object obj = ResourceManager.GetObject("Back-16x16", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        /// </summary>
         internal static System.Drawing.Bitmap Button_Info_16x16 {
             get {
                 object obj = ResourceManager.GetObject("Button-Info-16x16", resourceCulture);
@@ -93,6 +103,16 @@ namespace PrusaSL1Viewer.Properties {
         /// <summary>
         ///   Looks up a localized resource of type System.Drawing.Bitmap.
         /// </summary>
+        internal static System.Drawing.Bitmap Error_128x128 {
+            get {
+                object obj = ResourceManager.GetObject("Error-128x128", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        /// </summary>
         internal static System.Drawing.Bitmap Exit_16x16 {
             get {
                 object obj = ResourceManager.GetObject("Exit-16x16", resourceCulture);
@@ -113,6 +133,16 @@ namespace PrusaSL1Viewer.Properties {
         /// <summary>
         ///   Looks up a localized resource of type System.Drawing.Bitmap.
         /// </summary>
+        internal static System.Drawing.Bitmap File_Close_16x16 {
+            get {
+                object obj = ResourceManager.GetObject("File-Close-16x16", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        /// </summary>
         internal static System.Drawing.Bitmap Global_Network_icon_16x16 {
             get {
                 object obj = ResourceManager.GetObject("Global-Network-icon-16x16", resourceCulture);
@@ -133,6 +163,16 @@ namespace PrusaSL1Viewer.Properties {
         /// <summary>
         ///   Looks up a localized resource of type System.Drawing.Bitmap.
         /// </summary>
+        internal static System.Drawing.Bitmap Next_16x16 {
+            get {
+                object obj = ResourceManager.GetObject("Next-16x16", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        /// </summary>
         internal static System.Drawing.Bitmap Open_16x16 {
             get {
                 object obj = ResourceManager.GetObject("Open-16x16", resourceCulture);
@@ -159,5 +199,15 @@ namespace PrusaSL1Viewer.Properties {
                 return ((System.Drawing.Bitmap)(obj));
             }
         }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        /// </summary>
+        internal static System.Drawing.Bitmap Save_16x16 {
+            get {
+                object obj = ResourceManager.GetObject("Save-16x16", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
     }
 }
diff --git a/PrusaSL1Viewer/Properties/Resources.resx b/PrusaSL1Viewer/Properties/Resources.resx
index 78fd50c..8277020 100644
--- a/PrusaSL1Viewer/Properties/Resources.resx
+++ b/PrusaSL1Viewer/Properties/Resources.resx
@@ -118,34 +118,49 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <assembly alias="System.Windows.Forms" name="System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
+  <data name="Donate-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Donate-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
   <data name="Open-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Images\Open-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
   <data name="layers-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Images\layers-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
-  <data name="PrusaSL1Viewer" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\PrusaSL1Viewer.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
-  </data>
-  <data name="Convert-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\Images\Convert-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
-  </data>
   <data name="Button-Info-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Images\Button-Info-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
+  <data name="Rotate-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Rotate-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="Global-Network-icon-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Global-Network-icon-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="Back-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Back-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="Save-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Save-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
   <data name="Exit-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Images\Exit-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
-  <data name="Donate-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\Images\Donate-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  <data name="Convert-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Convert-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
-  <data name="Global-Network-icon-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\Images\Global-Network-icon-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  <data name="PrusaSL1Viewer" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\PrusaSL1Viewer.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="File-Close-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\File-Close-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
   <data name="Extract-object-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Images\Extract-object-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
-  <data name="Rotate-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\Images\Rotate-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  <data name="Next-16x16" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Next-16x16.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="Error-128x128" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Images\Error-128x128.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
 </root>
\ No newline at end of file
diff --git a/PrusaSL1Viewer/PrusaSL1Viewer.csproj b/PrusaSL1Viewer/PrusaSL1Viewer.csproj
index 1e53891..cc2142c 100644
--- a/PrusaSL1Viewer/PrusaSL1Viewer.csproj
+++ b/PrusaSL1Viewer/PrusaSL1Viewer.csproj
@@ -211,6 +211,11 @@
     <None Include="Images\Convert-16x16.png" />
     <None Include="Images\layers-16x16.png" />
     <None Include="Images\Rotate-16x16.png" />
+    <None Include="Images\Back-16x16.png" />
+    <None Include="Images\Next-16x16.png" />
+    <None Include="Images\Save-16x16.png" />
+    <None Include="Images\File-Close-16x16.png" />
+    <None Include="Images\Error-128x128.png" />
     <Content Include="PrusaSL1Viewer.ico" />
   </ItemGroup>
   <ItemGroup>