added yes no dialog to window (does not work with owner != null?)

Author: kopaka1822

TextureViewer/App.xaml.cs

@@ -129,6 +129,13 @@ public static void ShowInfoDialog(Window owner, string message)
                 MessageBox.Show(message, "Info", MessageBoxButton.OK, MessageBoxImage.Information);
         }
 
+        public static bool ShowYesNoDialog(Window owner, string title, string message)
+        {
+            if (owner != null)
+                return MessageBox.Show(owner, message, title, MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes, MessageBoxOptions.DefaultDesktopOnly) == MessageBoxResult.Yes;
+            return MessageBox.Show(message, title, MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes, MessageBoxOptions.DefaultDesktopOnly) == MessageBoxResult.Yes;
+        }
+
         private static readonly CultureInfo CultureInfo = new CultureInfo("en-US");
 
         public static CultureInfo GetCulture()

TextureViewer/Models/ImagesModel.cs

@@ -22,6 +22,7 @@ private struct Dimension
         }
 
         private OpenGlContext context;
+        private AppModel app;
         private Dimension[] dimensions = null;
 
         private class ImageData
@@ -73,8 +74,9 @@ public void Dispose()
 
         private readonly List<ImageData> images;
 
-        public ImagesModel(OpenGlContext context)
+        public ImagesModel(OpenGlContext context, AppModel app)
         {
+            this.app = app;
             this.context = context;
             images = new List<ImageData>();
         }
@@ -212,8 +214,7 @@ public void AddImages(List<ImageLoader.Image> imgs)
                         }
                         else if(image.NumMipmaps == 1)
                         {
-                            // TODO inform the user?
-                            // generate mipmaps for the new image
+                            // generate mipmaps for the new image (silent)
                             imgData = new ImageData(image);
                             imgData.GenerateMipmaps(NumMipmaps);
                         }

TextureViewer/Models/Models.cs

@@ -25,7 +25,7 @@ public Models(App app, MainWindow window, WindowViewModel viewModel)
             GlContext = new OpenGlContext(window, viewModel);
             GlContext.Enable();
 
-            Images = new ImagesModel(GlContext);
+            Images = new ImagesModel(GlContext, App);
             GlData = new OpenGlModel(GlContext, Images);
             Display = new DisplayModel(Images, GlContext);
             Equations = new ImageEquationsModel(Images);