/// <summary> /// Renders the contents inside the control begin and end tags. /// </summary> protected override void RenderContents(IHtmlWriter writer, RenderContext context) { if (RenderOnServer) { // render on server foreach (var child in Children.Except(new[] { emptyDataContainer })) { child.Render(writer, context); } } else { // render on client var placeholder = new DataItemContainer() { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholder.SetValue(Internal.ClientIDFragmentProperty, "'i' + $index()"); ItemTemplate.BuildContent(context.RequestContext, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); } }
/// <summary> /// Renders the contents inside the control begin and end tags. /// </summary> protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context) { if (RenderOnServer) { // render on server foreach (var child in Children.Except(new[] { emptyDataContainer })) { child.Render(writer, context); } } else { // render on client var placeholder = new DataItemContainer() { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[$index]"); //placeholder.SetBinding(DataContextProperty, GetValueBinding(DataSourceProperty).CastTo<ValueBindingExpression>().MakeKoContextIndexer()); placeholder.SetValue(Internal.ClientIDFragmentProperty, GetValueRaw(Internal.CurrentIndexBindingProperty)); ItemTemplate.BuildContent(context, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); } }
private void SetUpServerItem(IDotvvmRequestContext context, object item, int index, DataItemContainer container) { container.DataItemIndex = index; container.DataContext = item; container.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[" + index + "]"); container.ID = index.ToString(); }
private void DataBind(IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; head = null; var dataSourceBinding = GetDataSourceBinding(); var dataSource = DataSource; var sortCommand = SortChanged; sortCommand ??= typeof(ISortableGridViewDataSet).IsAssignableFrom((GetBinding(DataSourceProperty) as IStaticValueBinding)?.ResultType) ? (Action <string?>)SortChangedCommand : null; sortCommand ??= s => throw new DotvvmControlException(this, "Cannot sort when DataSource is null."); CreateHeaderRow(context, sortCommand); var index = 0; if (dataSource != null) { foreach (var item in GetIEnumerableFromDataSource() !) { // create row var placeholder = new DataItemContainer { DataItemIndex = index }; placeholder.SetDataContextTypeFromDataSource(dataSourceBinding); placeholder.DataContext = item; placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[" + index + "]"); placeholder.ID = index.ToString(); Children.Add(placeholder); CreateRowWithCells(context, placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetValue(EmptyData.VisibleProperty, GetValueRaw(VisibleProperty)); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
private void SetUpServerItem(IDotvvmRequestContext context, object item, int index, IValueBinding itemBinding, DataItemContainer container) { container.DataItemIndex = index; var bindingService = context.Configuration.ServiceLocator.GetService <BindingCompilationService>(); container.SetBinding(DataContextProperty, ValueBindingExpression.CreateBinding( bindingService.WithoutInitialization(), j => item, itemBinding.KnockoutExpression.AssignParameters(p => p == JavascriptTranslator.CurrentIndexParameter ? new CodeParameterAssignment(index.ToString(), OperatorPrecedence.Max) : default(CodeParameterAssignment)))); container.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[" + index + "]"); container.ID = index.ToString(); }
/// <summary> /// Performs the data-binding and builds the controls inside the <see cref="Repeater"/>. /// </summary> private void DataBind(IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; var dataSourceBinding = GetDataSourceBinding(); var index = 0; var dataSource = DataSource; if (dataSource != null) { var itemBinding = GetItemBinding(); var bindingService = context.Configuration.ServiceLocator.GetService <BindingCompilationService>(); foreach (var item in GetIEnumerableFromDataSource()) { var placeholder = new DataItemContainer { DataItemIndex = index }; ItemTemplate.BuildContent(context, placeholder); placeholder.SetBinding(DataContextProperty, ValueBindingExpression.CreateBinding( bindingService, j => item, itemBinding.KnockoutExpression.AssignParameters(p => p == JavascriptTranslator.CurrentIndexParameter ? new CodeParameterAssignment(index.ToString(), OperatorPrecedence.Max) : default(CodeParameterAssignment)))); placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[" + index + "]"); placeholder.ID = index.ToString(); Children.Add(placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetValue(EmptyData.RenderWrapperTagProperty, GetValueRaw(RenderWrapperTagProperty)); emptyDataContainer.SetValue(EmptyData.WrapperTagNameProperty, GetValueRaw(WrapperTagNameProperty)); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
/// <summary> /// Performs the data-binding and builds the controls inside the <see cref="Repeater"/>. /// </summary> private void DataBind(IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; var dataSourceBinding = GetDataSourceBinding(); var index = 0; var dataSource = DataSource; if (dataSource != null) { var items = GetIEnumerableFromDataSource(dataSource).Cast <object>().ToArray(); var javascriptDataSourceExpression = dataSourceBinding.GetKnockoutBindingExpression(); foreach (var item in items) { var placeholder = new DataItemContainer { DataItemIndex = index }; ItemTemplate.BuildContent(context, placeholder); placeholder.SetBinding(DataContextProperty, GetItemBinding((IList)items, javascriptDataSourceExpression, index)); placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), index)); placeholder.ID = index.ToString(); Children.Add(placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetValue(EmptyData.RenderWrapperTagProperty, GetValueRaw(RenderWrapperTagProperty)); emptyDataContainer.SetValue(EmptyData.WrapperTagNameProperty, GetValueRaw(WrapperTagNameProperty)); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
private void SetUpClientItem(DataItemContainer container) { container.DataContext = null; container.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[$index]"); container.SetValue(Internal.ClientIDFragmentProperty, GetValueRaw(Internal.CurrentIndexBindingProperty)); }
/// <summary> /// Renders the contents inside the control begin and end tags. /// </summary> protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context) { if (RenderOnServer) { // render on server foreach (var child in Children.Except(new[] { emptyDataContainer })) { child.Render(writer, context); } } else { // render on client var placeholder = new DataItemContainer() { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholder.SetValue(Internal.ClientIDFragmentProperty, "$index()"); ItemTemplate.BuildContent(context, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); } }
/// <summary> /// Performs the data-binding and builds the controls inside the <see cref="Repeater"/>. /// </summary> private void DataBind(Hosting.IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; var dataSourceBinding = GetDataSourceBinding(); var index = 0; var dataSource = DataSource; if (dataSource != null) { var items = GetIEnumerableFromDataSource(dataSource).Cast<object>().ToArray(); var javascriptDataSourceExpression = dataSourceBinding.GetKnockoutBindingExpression(); foreach (var item in items) { var placeholder = new DataItemContainer { DataItemIndex = index }; ItemTemplate.BuildContent(context, placeholder); placeholder.SetBinding(DataContextProperty, GetItemBinding((IList)items, javascriptDataSourceExpression, index)); placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), index)); placeholder.ID = index.ToString(); Children.Add(placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context) { // render the header head?.Render(writer, context); // render body if (!RenderOnServer) { writer.AddKnockoutForeachDataBind("dotvvm.evaluator.getDataSourceItems($gridViewDataSet)"); } writer.RenderBeginTag("tbody"); // render contents if (RenderOnServer) { // render on server var index = 0; foreach (var child in Children.Except(new[] { head, emptyDataContainer })) { child.Render(writer, context); index++; } } else { // render on client if (InlineEditing) { var propertySerialization = context.Services .GetRequiredService <IPropertySerialization>(); var primaryKeyProperty = ResolvePrimaryKeyProperty(); var primaryKeyPropertyName = propertySerialization.ResolveName(primaryKeyProperty); var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetDataContextTypeFromDataSource(GetBinding(DataSourceProperty)); placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[$index]"); placeholder.SetValue(Internal.ClientIDFragmentProperty, GetValueRaw(Internal.CurrentIndexBindingProperty)); writer.WriteKnockoutDataBindComment("if", "ko.unwrap(ko.unwrap($gridViewDataSet).RowEditOptions().EditRowId) " + $"!== ko.unwrap($data['{primaryKeyPropertyName}'])"); CreateTemplates(context, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); writer.WriteKnockoutDataBindEndComment(); var placeholderEdit = new DataItemContainer { DataContext = null }; placeholderEdit.SetDataContextTypeFromDataSource(GetBinding(DataSourceProperty)); placeholderEdit.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[$index]"); placeholderEdit.SetValue(Internal.ClientIDFragmentProperty, GetValueRaw(Internal.CurrentIndexBindingProperty)); writer.WriteKnockoutDataBindComment("if", "ko.unwrap(ko.unwrap($gridViewDataSet).RowEditOptions().EditRowId) " + $"=== ko.unwrap($data['{primaryKeyPropertyName}'])"); CreateTemplates(context, placeholderEdit, true); Children.Add(placeholderEdit); placeholderEdit.Render(writer, context); writer.WriteKnockoutDataBindEndComment(); } else { var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetDataContextTypeFromDataSource(GetBinding(DataSourceProperty)); placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[$index]"); placeholder.SetValue(Internal.ClientIDFragmentProperty, GetValueRaw(Internal.CurrentIndexBindingProperty)); Children.Add(placeholder); CreateRowWithCells(context, placeholder); placeholder.Render(writer, context); } } writer.RenderEndTag(); }
private void DataBind(IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; head = null; var dataSourceBinding = GetDataSourceBinding(); var dataSource = DataSource; var sortCommand = dataSource is ISortableGridViewDataSet sortableSet && sortableSet.SortingOptions is ISortingOptions sortOptions ? expr => { if (sortOptions.SortExpression == expr) { sortOptions.SortDescending ^= true; } else { sortOptions.SortExpression = expr; sortOptions.SortDescending = false; } (sortableSet as IPageableGridViewDataSet)?.GoToFirstPage(); } : SortChanged; // WORKAROUND: DataSource is null => don't throw exception if (sortCommand == null && dataSource == null) { sortCommand = s => { throw new DotvvmControlException(this, "Cannot sort when DataSource is null."); }; } CreateHeaderRow(context, sortCommand); var index = 0; if (dataSource != null) { var itemBinding = GetItemBinding(); foreach (var item in GetIEnumerableFromDataSource()) { // create row var placeholder = new DataItemContainer { DataItemIndex = index }; placeholder.SetDataContextTypeFromDataSource(dataSourceBinding); placeholder.DataContext = item; placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[" + index + "]"); placeholder.ID = index.ToString(); Children.Add(placeholder); CreateRowWithCells(context, placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetValue(EmptyData.VisibleProperty, GetValueRaw(VisibleProperty)); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
protected override void RenderContents(IHtmlWriter writer, RenderContext context) { if (Children.Count == 0) return; // render the header Children[0].Render(writer, context); // render body var dataSourceBinding = GetDataSourceBinding(); if (!RenderOnServer) { var expression = dataSourceBinding.GetKnockoutBindingExpression(); writer.AddKnockoutForeachDataBind(expression); } writer.RenderBeginTag("tbody"); // render contents if (RenderOnServer) { // render on server var index = 0; foreach (var child in Children.Skip(1)) { Children[index].Render(writer, context); index++; } } else { // render on client var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(dataSourceBinding.GetKnockoutBindingExpression(), "$index")); Children.Add(placeholder); CreateRow(context.RequestContext, placeholder); placeholder.Render(writer, context); } writer.RenderEndTag(); }
private void DataBind(Hosting.IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; head = null; var dataSourceBinding = GetDataSourceBinding(); var dataSource = DataSource; Action<string> sortCommand = null; var set = dataSource as IGridViewDataSet; if (set != null) { sortCommand = set.SetSortExpression; } else { sortCommand = SortChanged; } // WORKAROUND: DataSource is null => don't throw exception if (sortCommand == null && dataSource == null) { sortCommand = s => { throw new DotvvmControlException(this, "Cannot sort when DataSource is null."); }; } CreateHeaderRow(context, sortCommand); var index = 0; if (dataSource != null) { // create header row var items = GetIEnumerableFromDataSource(dataSource); var javascriptDataSourceExpression = dataSourceBinding.GetKnockoutBindingExpression(); foreach (var item in items) { // create row var placeholder = new DataItemContainer { DataItemIndex = index }; placeholder.SetBinding(DataContextProperty, GetItemBinding((IList)items, javascriptDataSourceExpression, index)); placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), index)); placeholder.ID = index.ToString(); CreateRowWithCells(context, placeholder); Children.Add(placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
private void DataBind(IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; head = null; var dataSourceBinding = GetDataSourceBinding(); var dataSource = DataSource; if (dataSource is IRefreshableGridViewDataSet refreshableDataSet) { CallGridViewDataSetRefreshRequest(refreshableDataSet); } var sortCommand = dataSource is ISortableGridViewDataSet sortableGridViewDataSet ? sortableGridViewDataSet.SetSortExpression : SortChanged; // WORKAROUND: DataSource is null => don't throw exception if (sortCommand == null && dataSource == null) { sortCommand = s => { throw new DotvvmControlException(this, "Cannot sort when DataSource is null."); }; } CreateHeaderRow(context, sortCommand); var index = 0; if (dataSource != null) { var itemBinding = GetItemBinding(); var bindingService = context.Configuration.ServiceLocator.GetService <BindingCompilationService>(); foreach (var item in GetIEnumerableFromDataSource()) { // create row var placeholder = new DataItemContainer { DataItemIndex = index }; placeholder.SetBinding(DataContextProperty, ValueBindingExpression.CreateBinding( bindingService, j => item, itemBinding.KnockoutExpression.AssignParameters(p => p == JavascriptTranslator.CurrentIndexParameter ? new CodeParameterAssignment(index.ToString(), OperatorPrecedence.Max) : default(CodeParameterAssignment)))); placeholder.SetValue(Internal.PathFragmentProperty, GetPathFragmentExpression() + "/[" + index + "]"); placeholder.ID = index.ToString(); Children.Add(placeholder); CreateRowWithCells(context, placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
private void DataBind(IDotvvmRequestContext context) { Children.Clear(); emptyDataContainer = null; head = null; var dataSourceBinding = GetDataSourceBinding(); var dataSource = DataSource; Action <string> sortCommand = null; if (dataSource is IGridViewDataSet) { sortCommand = ((IGridViewDataSet)dataSource).SetSortExpression; } else { sortCommand = SortChanged; } // WORKAROUND: DataSource is null => don't throw exception if (sortCommand == null && dataSource == null) { sortCommand = s => { throw new Exception("can't sort null data source"); }; } CreateHeaderRow(context, sortCommand); var index = 0; if (dataSource != null) { // create header row var items = GetIEnumerableFromDataSource(dataSource); var javascriptDataSourceExpression = dataSourceBinding.GetKnockoutBindingExpression(); foreach (var item in items) { // create row var placeholder = new DataItemContainer { DataItemIndex = index }; placeholder.SetBinding(DataContextProperty, GetItemBinding((IList)items, javascriptDataSourceExpression, index)); placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), index)); placeholder.ID = "i" + index; CreateRow(context, placeholder); Children.Add(placeholder); index++; } numberOfRows = index; } else { numberOfRows = 0; } // add empty item if (EmptyDataTemplate != null) { emptyDataContainer = new EmptyData(); emptyDataContainer.SetBinding(DataSourceProperty, dataSourceBinding); EmptyDataTemplate.BuildContent(context, emptyDataContainer); Children.Add(emptyDataContainer); } }
protected override void RenderContents(IHtmlWriter writer, RenderContext context) { // render the header head?.Render(writer, context); // render body if (!RenderOnServer) { writer.AddKnockoutForeachDataBind("dotvvm.evaluator.getDataSourceItems($data)"); } writer.RenderBeginTag("tbody"); // render contents if (RenderOnServer) { // render on server var index = 0; foreach (var child in Children.Except(new[] { head, emptyDataContainer })) { child.Render(writer, context); index++; } } else { // render on client if (InlineEditing) { var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholder.SetValue(Internal.ClientIDFragmentProperty, "'i' + $index()"); writer.WriteKnockoutDataBindComment("if", "ko.unwrap($parent.EditRowId) !== ko.unwrap($data[ko.unwrap($parent.PrimaryKeyPropertyName)])"); CreateTemplates(context.RequestContext, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); writer.WriteKnockoutDataBindEndComment(); var placeholderEdit = new DataItemContainer { DataContext = null }; placeholderEdit.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholderEdit.SetValue(Internal.ClientIDFragmentProperty, "'i' + $index()"); writer.WriteKnockoutDataBindComment("if", "ko.unwrap($parent.EditRowId) === ko.unwrap($data[ko.unwrap($parent.PrimaryKeyPropertyName)])"); CreateTemplates(context.RequestContext, placeholderEdit, true); Children.Add(placeholderEdit); placeholderEdit.Render(writer, context); writer.WriteKnockoutDataBindEndComment(); } else { var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholder.SetValue(Internal.ClientIDFragmentProperty, "'i' + $index()"); CreateRow(context.RequestContext, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); } } writer.RenderEndTag(); }
protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context) { // render the header head?.Render(writer, context); // render body if (!RenderOnServer) { writer.AddKnockoutForeachDataBind("dotvvm.evaluator.getDataSourceItems($gridViewDataSet)"); } writer.RenderBeginTag("tbody"); // render contents if (RenderOnServer) { // render on server var index = 0; foreach (var child in Children.Except(new[] { head, emptyDataContainer })) { child.Render(writer, context); index++; } } else { // render on client if (InlineEditing) { var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholder.SetValue(Internal.ClientIDFragmentProperty, "$index()"); writer.WriteKnockoutDataBindComment("if", "ko.unwrap(ko.unwrap($gridViewDataSet).EditRowId) !== ko.unwrap($data[ko.unwrap(ko.unwrap($gridViewDataSet).PrimaryKeyPropertyName)])"); CreateTemplates(context, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); writer.WriteKnockoutDataBindEndComment(); var placeholderEdit = new DataItemContainer { DataContext = null }; placeholderEdit.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholderEdit.SetValue(Internal.ClientIDFragmentProperty, "$index()"); writer.WriteKnockoutDataBindComment("if", "ko.unwrap(ko.unwrap($gridViewDataSet).EditRowId) === ko.unwrap($data[ko.unwrap(ko.unwrap($gridViewDataSet).PrimaryKeyPropertyName)])"); CreateTemplates(context, placeholderEdit, true); Children.Add(placeholderEdit); placeholderEdit.Render(writer, context); writer.WriteKnockoutDataBindEndComment(); } else { var placeholder = new DataItemContainer { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(GetPathFragmentExpression(), "$index")); placeholder.SetValue(Internal.ClientIDFragmentProperty, "$index()"); CreateRowWithCells(context, placeholder); Children.Add(placeholder); placeholder.Render(writer, context); } } writer.RenderEndTag(); }
/// <summary> /// Renders the contents inside the control begin and end tags. /// </summary> protected override void RenderContents(IHtmlWriter writer, RenderContext context) { var dataSourceBinding = GetDataSourceBinding(); if (RenderOnServer) { // render on server var index = 0; foreach (var child in Children) { Children[index].Render(writer, context); index++; } } else { // render on client var placeholder = new DataItemContainer() { DataContext = null }; placeholder.SetValue(Internal.PathFragmentProperty, JavascriptCompilationHelper.AddIndexerToViewModel(dataSourceBinding.GetKnockoutBindingExpression(), "$index")); Children.Add(placeholder); ItemTemplate.BuildContent(context.RequestContext, placeholder); placeholder.Render(writer, context); } }