From 71eb1b3ff7573bc8595a463e265648ad2e73e549 Mon Sep 17 00:00:00 2001
From: Luca Auer <Lolle@LUCA-TABLET>
Date: Fri, 25 May 2018 00:08:10 +0200
Subject: [PATCH] Added informations about the current image to the main
 window.

---
 Image sort.UI/MainWindow.xaml    | 18 ++++++++--
 Image sort.UI/MainWindow.xaml.cs | 61 +++++++++++++++++++++++++++++---
 2 files changed, 72 insertions(+), 7 deletions(-)

diff --git a/Image sort.UI/MainWindow.xaml b/Image sort.UI/MainWindow.xaml
index ee609c67..e88cb5b9 100644
--- a/Image sort.UI/MainWindow.xaml	
+++ b/Image sort.UI/MainWindow.xaml	
@@ -17,6 +17,7 @@
             <RowDefinition Height="auto"/>
             <RowDefinition Height="auto"/>
             <RowDefinition Height="*"/>
+            <RowDefinition Height="auto"/>
         </Grid.RowDefinitions>
         
         <!-- Column Definitions for Layout -->
@@ -106,7 +107,7 @@
         </ToolBarTray>
 
         <!-- StackPanel containing all the buttons with the folders to choose -->
-        <local:ListBoxScroll x:Name="FoldersStack" Grid.Column="0" Grid.Row="2" Focusable="False"
+        <local:ListBoxScroll x:Name="FoldersStack" Grid.Column="0" Grid.Row="2" Grid.RowSpan="2" Focusable="False"
                              ScrollViewer.HorizontalScrollBarVisibility="Disabled" Margin="0,0,5,0">
             <!--<i:Interaction.Behaviors>
                 <Behaviors:ScrollIntoViewForListBox />
@@ -122,10 +123,21 @@
         <!--IsReadOnly="True"-->
 
         <!-- For better UX -->
-        <GridSplitter Grid.Column="0" Grid.Row="1" Grid.RowSpan="2" Width="5" Focusable="False"/>
+        <GridSplitter Grid.Column="0" Grid.Row="1" Grid.RowSpan="3" Width="5" Focusable="False"/>
 
         <!-- Image loading the image to sort as a preview -->
-        <Image x:Name="PreviewImage" Grid.Row="1" Grid.RowSpan="2"
+        <Image x:Name="PreviewImage" Grid.Row="1" Grid.RowSpan="3"
                Grid.Column="1" Margin="0,0,5,0" Focusable="False"></Image>
+
+        <StackPanel Grid.Row="4" Grid.Column="1" Background="#BFFFFFFF">
+            <TextBlock Name="FileNameInfo"/>
+            <TextBlock Name="FileTypeInfo"/>
+            <TextBlock Name="FileSizeInfo"/>
+            <TextBlock Name="OpenInExplorerLinkHost" Visibility="Collapsed">
+                <Hyperlink Focusable="False" Name="OpenInExplorerLink" RequestNavigate="RequestOpeningInExplorer">
+                    Open Image in File Explorer
+                </Hyperlink>
+            </TextBlock>
+        </StackPanel>
     </Grid>
 </Window>
diff --git a/Image sort.UI/MainWindow.xaml.cs b/Image sort.UI/MainWindow.xaml.cs
index a830fcdf..11ad6eb8 100644
--- a/Image sort.UI/MainWindow.xaml.cs	
+++ b/Image sort.UI/MainWindow.xaml.cs	
@@ -469,6 +469,43 @@ private void NewFolder()
         private void LoadImage(BitmapImage image)
         {
             PreviewImage.Source = image;
+
+            // if an image was given, fill in the informations
+            if (image != null)
+            {
+                string pathToImage = folderSelector.GetImagePath();
+
+                FileNameInfo.Text = $"Name: {Path.GetFileNameWithoutExtension(pathToImage)}";
+                FileTypeInfo.Text = $"Format: {Path.GetExtension(pathToImage)}";
+                // Calculates the sizes in MB and KB and rounds them to two digits, before filling in the size.
+                FileSizeInfo.Text = $"Size: " +
+                    $"{Math.Round(((double)(new FileInfo(pathToImage)).Length) / (1024 * 1024), 2)} MB, " +
+                    $"{Math.Round(((double)(new FileInfo(pathToImage)).Length) / 1024, 2)} KB";
+
+                // Fill in the links destination and make it visible
+                OpenInExplorerLink.NavigateUri = new Uri(pathToImage);
+                OpenInExplorerLinkHost.Visibility = Visibility.Visible;
+            }
+            // if that is not the case, remove the old information.
+            else
+            {
+                FileNameInfo.Text = "";
+                FileTypeInfo.Text = "";
+                FileSizeInfo.Text = "";
+                OpenInExplorerLink.NavigateUri = null;
+                // Collapse link again to prevent accidental clicking.
+                OpenInExplorerLinkHost.Visibility = Visibility.Collapsed;
+            }
+        }
+
+        /// <summary>
+        /// Opens explorer.exe (File Explorer) and selects the given file.
+        /// </summary>
+        /// <param name="path">The file to be selected.</param>
+        private void OpenImageInFileExplorer(string path)
+        {
+            // Opens explorer.exe (File Explorer) and selects the given file.
+            System.Diagnostics.Process.Start("explorer.exe", $"/select,\"{path}\"");
         }
 
         /// <summary>
@@ -629,8 +666,8 @@ public async void DoSkip()
         {
             if (SkipFileButton.IsEnabled == true)
             {
-                // set the preview image to nothing
-                PreviewImage.Source = null;
+                //// set the preview image to nothing
+                //PreviewImage.Source = null;
                 // get the next image
                 BitmapImage buffer = await folderSelector.GetNextImage();
                 // get the next path of the next image
@@ -642,6 +679,8 @@ public async void DoSkip()
                 // else disable the controls
                 else
                 {
+                    // and unload it
+                    LoadImage(null);
                     DisableControls();
                     GoBackButton.IsEnabled = true;
                 }
@@ -658,8 +697,8 @@ private async void DoMove()
             {
                 if (MoveFolderButton.IsEnabled == true)
                 {
-                    // set the preview image to nothing
-                    PreviewImage.Source = null;
+                    //// set the preview image to nothing
+                    //PreviewImage.Source = null;
                     // get the next path of the next image
                     string path = folderSelector.GetImagePath();
                     // get the next image
@@ -672,6 +711,8 @@ private async void DoMove()
                     // else disable the controls
                     else
                     {
+                        // and unload it
+                        LoadImage(null);
                         DisableControls();
                         GoBackButton.IsEnabled = true;
                     }
@@ -1068,6 +1109,18 @@ private void GoBackButton_Click(object sender, RoutedEventArgs e)
         {
             GoBack();
         }
+
+        /// <summary>
+        /// Called when hyperlinks meaned for opening something in File Explorer are clicked.
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void RequestOpeningInExplorer(object sender, System.Windows.Navigation.RequestNavigateEventArgs e)
+        {
+            if (e.Uri != null && File.Exists(e.Uri.OriginalString))
+                // Opens explorer.exe (File Explorer) and selects the given file.
+                OpenImageInFileExplorer(e.Uri.OriginalString);
+        }
         #endregion
     }
 }