From 0914b264f471faa3d1573688b796b25f66cb55c4 Mon Sep 17 00:00:00 2001
From: Paddy Xu <xupaddy@gmail.com>
Date: Mon, 8 Jan 2018 20:35:50 +0200
Subject: [PATCH] Hide meta icon in Pdf viewing

---
 .../ImagePanel.xaml                           |  2 +-
 .../ImagePanel.xaml.cs                        | 53 +++++++++++--------
 .../PdfViewerControl.xaml                     |  2 +-
 3 files changed, 34 insertions(+), 23 deletions(-)

diff --git a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml
index 8221f4e..b286e48 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml
+++ b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml
@@ -52,7 +52,7 @@
         </Border>
 
         <Button x:Name="buttonMeta" Style="{StaticResource CaptionButtonStyle}" Width="24" Height="24"
-                HorizontalAlignment="Right" VerticalAlignment="Top"
+                HorizontalAlignment="Right" VerticalAlignment="Top" Visibility="{Binding ElementName=imagePanel, Path=MetaIconVisibility}"
                 Margin="0,8,8,0" Content="&#xE946;" />
 
         <TextBlock x:Name="textMeta" IsHitTestVisible="False" Visibility="Collapsed" HorizontalAlignment="Right"
diff --git a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
index 93318e5..074958b 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
@@ -48,6 +48,7 @@ namespace QuickLook.Plugin.ImageViewer
         private DateTime _lastZoomTime = DateTime.MinValue;
         private double _maxZoomFactor = 3d;
         private Meta _meta;
+        private Visibility _metaIconVisibility = Visibility.Visible;
         private double _minZoomFactor = 0.1d;
         private BitmapScalingMode _renderMode = BitmapScalingMode.HighQuality;
         private bool _showZoomLevelInfo = true;
@@ -91,26 +92,6 @@ namespace QuickLook.Plugin.ImageViewer
             ShowMeta();
         }
 
-        private void ShowMeta()
-        {
-            textMeta.Inlines.Clear();
-            Meta.GetSummary().ForEach(m =>
-            {
-                if (string.IsNullOrWhiteSpace(m.Key) || string.IsNullOrWhiteSpace(m.Value))
-                    return;
-
-                if (m.Key == "File name" || m.Key == "File size" || m.Key == "MIME type" || m.Key == "Exif comment"
-                    || m.Key == "Thumbnail" || m.Key == "Exif comment")
-                    return;
-
-                textMeta.Inlines.Add(new Run(m.Key) {FontWeight = FontWeights.SemiBold});
-                textMeta.Inlines.Add(": ");
-                textMeta.Inlines.Add(m.Value);
-                textMeta.Inlines.Add("\r\n");
-            });
-            textMeta.Inlines.Remove(textMeta.Inlines.LastInline);
-        }
-
         public bool ShowZoomLevelInfo
         {
             get => _showZoomLevelInfo;
@@ -142,6 +123,16 @@ namespace QuickLook.Plugin.ImageViewer
             }
         }
 
+        public Visibility MetaIconVisibility
+        {
+            get => _metaIconVisibility;
+            set
+            {
+                _metaIconVisibility = value;
+                OnPropertyChanged();
+            }
+        }
+
         public Visibility BackgroundVisibility
         {
             get => _backgroundVisibility;
@@ -242,6 +233,26 @@ namespace QuickLook.Plugin.ImageViewer
 
         public event PropertyChangedEventHandler PropertyChanged;
 
+        private void ShowMeta()
+        {
+            textMeta.Inlines.Clear();
+            Meta.GetSummary().ForEach(m =>
+            {
+                if (string.IsNullOrWhiteSpace(m.Key) || string.IsNullOrWhiteSpace(m.Value))
+                    return;
+
+                if (m.Key == "File name" || m.Key == "File size" || m.Key == "MIME type" || m.Key == "Exif comment"
+                    || m.Key == "Thumbnail" || m.Key == "Exif comment")
+                    return;
+
+                textMeta.Inlines.Add(new Run(m.Key) {FontWeight = FontWeights.SemiBold});
+                textMeta.Inlines.Add(": ");
+                textMeta.Inlines.Add(m.Value);
+                textMeta.Inlines.Add("\r\n");
+            });
+            textMeta.Inlines.Remove(textMeta.Inlines.LastInline);
+        }
+
         public event EventHandler<int> ImageScrolled;
         public event EventHandler DelayedReRender;
 
@@ -352,7 +363,7 @@ namespace QuickLook.Plugin.ImageViewer
         public void DoZoomToFit()
         {
             UpdateZoomToFitFactor();
-            
+
             Zoom(ZoomToFitFactor, false, true);
         }
 
diff --git a/QuickLook.Plugin/QuickLook.Plugin.PDFViewer/PdfViewerControl.xaml b/QuickLook.Plugin/QuickLook.Plugin.PDFViewer/PdfViewerControl.xaml
index c7cf7bd..3fa27a8 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.PDFViewer/PdfViewerControl.xaml
+++ b/QuickLook.Plugin/QuickLook.Plugin.PDFViewer/PdfViewerControl.xaml
@@ -63,7 +63,7 @@
         </ListBox>
         <Grid Grid.Column="1" Background="#00EFEFEF">
             <imageViewer:ImagePanel x:Name="pagePanel" RenderMode="NearestNeighbor" ShowZoomLevelInfo="False"
-                                    BackgroundVisibility="Collapsed" />
+                                    BackgroundVisibility="Collapsed" MetaIconVisibility="Collapsed" />
         </Grid>
     </Grid>
 </UserControl>
\ No newline at end of file