protected override void OnAppearing() { base.OnAppearing(); // Assignment Class Member variable nameLbl = new Label { Text = "Name" }; nameEntry = new Entry(); nameEntry.SetBinding(Entry.TextProperty, "name"); deadlineLbl = new Label { Text = "Deadline" }; deadlinePicker = new DatePicker(); deadlinePicker.SetBinding(DatePicker.DateProperty, "deadline"); // File List fileList = new ListView { RowHeight = 40, ItemTemplate = new DataTemplate(typeof(Views.FileCell)) }; fileList.ItemTemplate.SetBinding(FileCell.idxProperty, "Idx"); fileList.SetBinding(ListView.ItemsSourceProperty, "fileList"); fileList.ItemsSource = dao.GetFileList(); fileList.ItemSelected += FileList_ItemSelected; fileUrlEntry = new Entry { Placeholder = "URL", WidthRequest = 200, HeightRequest = 30 }; fileAddBtn = new Button { Text = "+", WidthRequest = 30, HeightRequest = 30, Margin = 0 }; fileAddBtn.Clicked += FileAddBtn_Clicked; fileLayout = new StackLayout { Orientation = StackOrientation.Vertical, Children = { new Label { Text = "File list" }, new StackLayout { VerticalOptions = LayoutOptions.Center, Orientation = StackOrientation.Horizontal, Children = { fileUrlEntry, fileAddBtn } }, fileList, } }; // Comment List commentList = new ListView { RowHeight = 40, ItemTemplate = new DataTemplate(typeof(Views.CommentCell)) }; commentList.ItemTemplate.SetBinding(CommentCell.idxProperty, "Idx"); commentList.SetBinding(ListView.ItemsSourceProperty, "commentList"); commentList.ItemsSource = dao.GetCommentList(); commentList.ItemSelected += CommentList_ItemSelected; commentAddBtn = new Button { Text = "+", WidthRequest = 30, HeightRequest = 30 }; commentEntry = new Entry { WidthRequest = 300 }; commentEntry.SetBinding(Entry.TextProperty, "comment"); commentAddBtn.Clicked += CommentAddBtn_Clicked; commentLayout = new StackLayout { Orientation = StackOrientation.Vertical, Children = { new Label { Text = "Comment list" }, new StackLayout { VerticalOptions = LayoutOptions.Center, Orientation = StackOrientation.Horizontal, Children = { commentEntry, commentAddBtn } }, commentList, } }; // Buttons saveBtn = new Button { Text = "Save" }; saveBtn.Clicked += SaveBtn_Clicked; deleteBtn = new Button { Text = "Delete" }; deleteBtn.Clicked += DeleteBtn_Clicked; cancelBtn = new Button { Text = "Cancel" }; cancelBtn.Clicked += CancelBtn_Clicked; layout = new StackLayout { VerticalOptions = LayoutOptions.StartAndExpand, Padding = new Thickness(20), Children = { nameLbl, nameEntry, deadlineLbl, deadlinePicker, } }; if (idx != -1) { layout.Children.Add(fileLayout); layout.Children.Add(commentLayout); } layout.Children.Add(saveBtn); layout.Children.Add(cancelBtn); if (idx != -1) { layout.Children.Add(deleteBtn); } var view = new ScrollView() { Content = layout }; Content = view; }