Fix an exception when opening the links from the about window

[master-thesis.git] / Parasitemia / ParasitemiaUI / About.fs

diff --git a/Parasitemia/ParasitemiaUI/About.fs b/Parasitemia/ParasitemiaUI/About.fs
index 5f1be66..5d0a17d 100644 (file)
--- a/Parasitemia/ParasitemiaUI/About.fs
+++ b/Parasitemia/ParasitemiaUI/About.fs
@@ -1,33 +1,37 @@
 module ParasitemiaUI.About
 
-open System
 open System.Windows
-open System.Windows.Media
-open System.Windows.Markup
-open System.Windows.Shapes
-open System.Windows.Controls
 open System.Diagnostics
 
-let showWindow (parent: Window) =
-    let window = Views.AboutWindow()
-    window.Root.Owner <- parent
-    window.Root.Left <- parent.Left + parent.ActualWidth / 2. - window.Root.Width / 2.
-    window.Root.Top <- parent.Top + parent.ActualHeight / 2. - window.Root.Height / 2.
+open ParasitemiaUIControls
 
-    let ctrl (name: string): 'a = window.Root.FindName(name) :?> 'a
+let showWindow (parent : Window) =
+    let win = AboutWindow ()
+    win.Owner <- parent
 
-    let butClose: Button = ctrl "butClose"
-    let txtAbout: TextBlock = ctrl "txtAbout"
+    win.Left <- (if parent.WindowState = WindowState.Maximized then 0. else parent.Left) + parent.ActualWidth / 2. - win.Width / 2.
+    win.Top <- (if parent.WindowState = WindowState.Maximized then 0. else parent.Top) + parent.ActualHeight / 2. - win.Height / 2.
 
     let version = System.Reflection.Assembly.GetEntryAssembly().GetName().Version
     let txtVersion = sprintf " %d.%d.%d" version.Major version.Minor version.Revision
-    txtAbout.Inlines.FirstInline.ElementEnd.InsertTextInRun(txtVersion)
+    win.txtAbout.Inlines.FirstInline.ElementEnd.InsertTextInRun txtVersion
+
+    let navigateTo =
+        Navigation.RequestNavigateEventHandler (
+            fun obj args ->
+                Process.Start (ProcessStartInfo (args.Uri.AbsoluteUri, UseShellExecute = true)) |> ignore
+                args.Handled <- true
+        )
+
+    win.linkHESSO.RequestNavigate.AddHandler navigateTo;
+    win.linkCHUV.RequestNavigate.AddHandler navigateTo;
+    win.linkGBurri.RequestNavigate.AddHandler navigateTo;
 
 #if DEBUG
-    txtAbout.Inlines.FirstInline.ElementEnd.InsertTextInRun(" - DEBUG")
+    win.txtAbout.Inlines.FirstInline.ElementEnd.InsertTextInRun " - DEBUG"
 #endif
 
-    butClose.Click.AddHandler(fun obj args -> window.Root.Close())
+    win.butClose.Click.AddHandler (fun obj args -> win.Close ())
 
-    window.Root.ShowDialog() |> ignore
+    win.ShowDialog () |> ignore