FrameworkElement renderTodoItem(FrameworkElement content, TodoTextItem item)
{
var stack = new StackPanel()
{
Orientation = Orientation.Horizontal,
VerticalAlignment = VerticalAlignment.Top,
HorizontalAlignment = HorizontalAlignment.Left
};
stack.Children.Add(content);
stack.Children.Add(new Image()
{
Source = new BitmapImage(new Uri("ms-appx:///Assets/todo.png")),
Height = 10,
Margin = new Thickness()
{
Left = 10
}
});
var check = new CheckBox()
{
Content = stack
};
return(check);
}
private List <TextItem> GetContentFromText(string text)
{
List <TextItem> items = new List <TextItem>();
foreach (var line in text.Split('\n'))
{
if (line.Trim().ToLower().StartsWith("todo:"))
{
items.Add(TodoTextItem.Create(line));
}
else
{
items.Add(new TextItem()
{
Text = line
});
}
}
return(items);
}
async void EditContext_TextUpdating(CoreTextEditContext sender, CoreTextTextUpdatingEventArgs args)
{
CoreTextRange range = args.Range;
string newText = args.Text;
CoreTextRange newSelection = args.NewSelection;
var line = _content[CurrentLine].Text;
//// Modify the internal text store.
_content[CurrentLine].Text = line.Substring(0, range.StartCaretPosition) +
newText +
line.Substring(Math.Min(line.Length, range.EndCaretPosition));
if (_content[CurrentLine].Text.Trim().ToLower().StartsWith("todo:") && _content[CurrentLine] is not TodoTextItem)
{
var todoItem = new TodoTextItem()
{
Text = _content[CurrentLine].Text.Trim().Substring(5)
};
// convert item to todo
_content.RemoveAt(CurrentLine);
_content.Insert(CurrentLine, todoItem);
newSelection.StartCaretPosition = newSelection.EndCaretPosition = 0;
// had to add this to make sure it works
await Task.Delay(2);
SetSelectionAndNotify(newSelection);
}
else
{
//// Modify the current selection.
newSelection.EndCaretPosition = newSelection.StartCaretPosition;
//// Update the selection of the edit context. There is no need to notify the system
//// because the system itself changed the selection.
SetSelection(newSelection);
}
}
