Figuring out the Navigation Link

enzevalos_iphone/SwiftUI/Read/Tabbed Views/AttachmentsViewMain.swift

@@ -135,74 +135,64 @@ struct AttPrev:View{
         let QLV = QuickLookView(name: self.attachment.myName, data: self.attachment.myData, shallDL: self.isDownloaded)
         
         return VStack{
-        Group{
-        CardV(title: self.attachment.myName,
+            Group{
+                    CardV(title: self.attachment.myName,
               
-              //these buttons are visable under the preview
-              // when users click on the preview
-              actions: self.isDownloaded||self.shouldBeDownloaded ?
-                // different combination of buttons
-                // according to downloading status
-                [
-                    // anyViewDeleteButton
-                    anyViewOpenButton,
-                    anyViewShareButton
-                ]
-            :
-                [
-                    anyViewDownloadButton,
-                    // both lists need same length
-                    // to make appearance the same
-                    AnyView(EmptyView()),
-                    AnyView(EmptyView())
-                ]
-            ){
-            QLV/*TODO:
-                .allowsHitTesting(false).disabled(true)*/ //this should make the whole view scrollable averywhere not just on the title
-            
-        }
-        }
+                          // these buttons are visable under the preview
+                          // when users click on the preview
+                          actions: self.isDownloaded||self.shouldBeDownloaded ?
+                            // different combination of buttons
+                            // according to downloading status
+                            [
+                                // anyViewDeleteButton
+                                anyViewOpenButton,
+                                anyViewShareButton
+                            ]
+                            :
+                            [
+                                anyViewDownloadButton,
+                                // both lists need same length
+                                // to make appearance the same
+                                AnyView(EmptyView()),
+                                AnyView(EmptyView())
+                            ]
+                            ){
+                                QLV/*TODO:
+                                    .allowsHitTesting(false).disabled(true)*/ //this should make the whole view scrollable averywhere not just on the title
+                            }
+    }
         // preview should resemble the look of A4 format
         .aspectRatio(100/141, contentMode: .fit)
         .frame(width: UIScreen.main.bounds.width*2/3)//, maxHeight: 500)
         
-            //a hidden NavigationLink to open the preview in fullscreen
-            // seems not to work currently
-        NavigationLink(destination: QuickLookView(name: self.attachment.myName, data: self.attachment.myData)
-            .navigationBarItems(trailing: shareButton), isActive: self.$isFullScreen){Text("loi")}.hidden()
+        //a hidden NavigationLink to open the preview in fullscreen
+        // seems not to work currently
+        NavigationLink(
+            destination: QuickLookView(name: self.attachment.myName, data: self.attachment.myData)
+                .navigationBarItems(trailing: anyViewShareButton), isActive: self.$isFullScreen) {Text("loi")}.hidden()}
+            .onAppear(
+                perform: {
+                    self.getDownloadedState()
             
-        }
-        .onAppear(perform: {
-            self.getDownloadedState()
-            
-            //download all functionality
-            if self.shouldBeDownloaded {self.isDownloaded=true; self.download()}
-        })
-        // remove file from documents directory
-        .onDisappear(perform: {
-            let filename = getDocumentsDirectory().appendingPathComponent(self.attachment.myName)
+                    //download all functionality
+                    if self.shouldBeDownloaded {self.isDownloaded=true; self.download()}
+                }
+            )
+            // remove file from documents directory
+            .onDisappear(
+                perform: {
+                    let filename = getDocumentsDirectory().appendingPathComponent(self.attachment.myName)
             
-            do {
-                try FileManager.default.removeItem(at: filename)
-            } catch let error as NSError {
-                print("Error: \(error)")
-            }
-            self.isDownloaded = false
-            print("======== Attachment DISAPPEAR -> REMOVE FILES ========")
-        })
-    }
-    
-    var shareButton: some View {
-        return Button(action:{
-            //popover the standart apple sharing stuff
-           /* if let coord = AppDelegate.getAppDelegate().readViewCoordinator {
-                coord.shareData(self.attachment.myData as NSData)
-            }*/
-        }){
-            Image(systemName: "square.and.arrow.up")
-        }
-    }
-    
+                        do {
+                            try FileManager.default.removeItem(at: filename)
+                        }
+                        catch let error as NSError {print("Error: \(error)")}
+                    self.isDownloaded = false
+                    print("======== Attachment DISAPPEAR -> REMOVE FILES ========")
+                }
+            )
+}
+
     // an open button converted into an AnyView
     // should open the view fullscreen
     var anyViewOpenButton: AnyView {
@@ -289,10 +279,5 @@ struct AttPrev:View{
             )
         )
     }
-
-    
-
-    
-    
 }