New features:

- main application can only set the preferences and is no longer a viewer.
- support for .xsd, .xquery, .xsl, .asp and julia (.jl) formats.
- UTI info panel.

Author: sbarex

Application/AppDelegate.swift

@@ -42,37 +42,17 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         return service
     }()
 
-    private (set) var documentsOpenedAtStart = false
-    private var firstAppear = false
     func applicationDidFinishLaunching(_ aNotification: Notification) {
         // Insert code here to initialize your application
-        firstAppear = true
-        
-        // Debug constraints.
-        // UserDefaults.standard.set(true, forKey: "NSConstraintBasedLayoutVisualizeMutuallyExclusiveConstraints")
-        // Or put -NSConstraintBasedLayoutVisualizeMutuallyExclusiveConstraints YES on the launch arguments
     }
 
     func applicationWillTerminate(_ aNotification: Notification) {
         // Insert code here to tear down your application
         self.connection.invalidate()
     }
-    
-    func applicationDidBecomeActive(_ notification: Notification) {
-        if firstAppear {
-            if NSApplication.shared.windows.first(where: { $0.contentViewController is ViewController }) == nil, let menu = NSApp.menu?.item(at: 0)?.submenu?.item(withTag: 100), let a = menu.action {
-                // Open the settings window if there are no windows opened.
-                NSApp.sendAction(a, to: menu.target, from: menu)
-                documentsOpenedAtStart = false
-            } else {
-                documentsOpenedAtStart = true
-            }
-        }
-        firstAppear = false
-    }
 
     func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool {
-        return !documentsOpenedAtStart
+        return true
     }
 
     /// Get the url of the quicklook extension.