private object GetCommandParameter(IDataContext context) { var target = BindingTarget; if (target == null) { return(null); } var param = target.GetCommandParameter(context); var path = param as string; if (string.IsNullOrEmpty(path) || (!path.StartsWith("$args.", StringComparison.Ordinal) && !path.StartsWith("$arg.", StringComparison.Ordinal))) { return(param); } var args = context.GetData(BindingConstants.CurrentEventArgs); if (args == null) { return(null); } return(BindingExtensions.GetValueFromPath(args, path, 1)); }
private void DataGridView1OnCellFormatting(object sender, DataGridViewCellFormattingEventArgs e) { if (dataGridView1.Columns[e.ColumnIndex].DataPropertyName.Contains(".")) { e.Value = BindingExtensions.GetValueFromPath( dataGridView1.Rows[e.RowIndex].DataBoundItem, dataGridView1.Columns[e.ColumnIndex].DataPropertyName); } }
public static T Resource <T>(this IBindingSyntaxContext context, string name, Expression <Func <T> > member) { var value = BindingServiceProvider .ResourceResolver .ResolveObject(name, MugenMvvmToolkit.Models.DataContext.Empty, true) .Value; return((T)BindingExtensions.GetValueFromPath(value, member.GetMemberInfo().Name)); }
public bool TryHandle(object sender, object message) { var view = _view; if (!view.IsAlive()) { Update(null); return(false); } var activity = _view.Context.GetActivity(); if (activity == null) { Update(null); Tracer.Warn("(PopupMenu) The contex of view is not an activity."); return(false); } var templateId = (int)BindingServiceProvider .MemberProvider .GetBindingMember(_viewType, AttachedMemberNames.PopupMenuTemplate, false, true) .GetValue(_view, null); IBindingMemberInfo bindingMember = BindingServiceProvider .MemberProvider .GetBindingMember(_viewType, AttachedMemberNames.PlacementTargetPath, false, false); if (bindingMember != null) { var path = (string)bindingMember.GetValue(view, null); if (!string.IsNullOrEmpty(path)) { var itemView = (View)BindingExtensions.GetValueFromPath(message, path); if (itemView != null) { view = itemView; } } } var menu = new PopupMenu(activity, view); activity.MenuInflater.Inflate(templateId, menu.Menu, view); menu.SetOnDismissListener(DismissListener); menu.Show(); return(true); }
public bool TryHandle(object sender, object message) { var view = _view; if (!view.IsAlive()) { Update(null); return(false); } var activity = _view.Context.GetActivity(); if (activity == null) { Update(null); Tracer.Warn("(PopupMenu) The contex of view is not an activity."); return(false); } var template = _view.GetBindingMemberValue(AttachedMembers.View.PopupMenuTemplate); var path = _view.GetBindingMemberValue(AttachedMembers.View.PopupMenuPlacementTargetPath); View itemView = null; if (!string.IsNullOrEmpty(path)) { itemView = (View)BindingExtensions.GetValueFromPath(message, path); } var menuPresenter = _view.GetBindingMemberValue(AttachedMembers.View.PopupMenuPresenter); if (menuPresenter == null) { var menu = new PopupMenu(activity, itemView ?? view); menu.Menu.ApplyMenuTemplate(template, activity, itemView ?? view); menu.SetOnDismissListener(DismissListener); menu.Show(); return(true); } return(menuPresenter.Show(view, itemView ?? view, template, message, (s, menu) => MenuTemplate.Clear(menu))); }
public override string GetTitle(UIPickerView picker, nint row, nint component) { if (_itemsSource == null) { return(EmptyTitle); } object item = _itemsSource.ElementAtIndex((int)row); if (item == null) { return(EmptyTitle); } if (!string.IsNullOrEmpty(DisplayMemberPath)) { item = BindingExtensions.GetValueFromPath(item, DisplayMemberPath); } if (item == null) { return(EmptyTitle); } return(item.ToString()); }