示例#1
0
 protected override void OnDetachingFrom(ContentPage bindable)
 {
     if (Device.RuntimePlatform == Device.UWP)
     {
         TreeView.ItemRightTapped   -= TreeView_ItemRightTapped;
         KeyDetectorGrid.KeyPressed -= KeyDetectorGrid_KeyPressed;
     }
     else
     {
         TreeView.ItemHolding -= TreeView_ItemHolding;
     }
     TreeView.ItemTapped -= TreeView_ItemTapped;
     TreeView             = null;
     popupLayout          = null;
     KeyDetectorGrid      = null;
     ViewModel            = null;
     Node = null;
     base.OnDetachingFrom(bindable);
 }
示例#2
0
        protected override void OnAttachedTo(ContentPage bindable)
        {
            TreeView        = bindable.FindByName <SfTreeViewExt>("treeView");
            KeyDetectorGrid = bindable.FindByName <KeyDetector>("keyDetectorGrid");
            ViewModel       = bindable.BindingContext as FileManagerViewModel;

            InitializePopupLayout();

            if (Device.RuntimePlatform == Device.UWP)
            {
                TreeView.ItemRightTapped   += TreeView_ItemRightTapped;
                KeyDetectorGrid.KeyPressed += KeyDetectorGrid_KeyPressed;
            }
            else
            {
                TreeView.ItemHolding += TreeView_ItemHolding;
            }

            TreeView.ItemTapped += TreeView_ItemTapped;

            base.OnAttachedTo(bindable);
        }