/// <summary>
/// Renders the resource in the specified <see cref="IHtmlWriter" />.
/// </summary>
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (CdnUrl != null)
{
writer.AddAttribute("src", CdnUrl);
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.RenderEndTag();
if (Url != null && GlobalObjectName != null)
{
writer.RenderBeginTag("script");
var url = context.TranslateVirtualPath(GetUrl());
writer.WriteUnencodedText(string.Format(CdnFallbackScript, GlobalObjectName, url));
writer.RenderEndTag();
}
}
else if (Url != null)
{
writer.AddAttribute("src", GetUrl());
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.RenderEndTag();
}
}
/// <summary>
/// Writes text iff the property contains hard-coded value OR
/// writes knockout text binding iff the property contains binding
/// </summary>
/// <param name="writer">HTML output writer</param>
/// <param name="obj">Dotvvm control which contains the <see cref="DotvvmProperty"/> with value to be written</param>
/// <param name="property">Value of this property will be written</param>
/// <param name="wrapperTag">Name of wrapper tag, null => knockout binding comment</param>
public static void WriteTextOrBinding(this IHtmlWriter writer, DotvvmBindableObject obj, DotvvmProperty property, string wrapperTag = null)
{
var valueBinding = obj.GetValueBinding(property);
if (valueBinding != null)
{
if (wrapperTag == null)
{
writer.WriteKnockoutDataBindComment("text", valueBinding.GetKnockoutBindingExpression(obj));
writer.WriteKnockoutDataBindEndComment();
}
else
{
writer.AddKnockoutDataBind("text", valueBinding.GetKnockoutBindingExpression(obj));
writer.RenderBeginTag(wrapperTag);
writer.RenderEndTag();
}
}
else
{
if (wrapperTag != null)
{
writer.RenderBeginTag(wrapperTag);
}
writer.WriteText(obj.GetValue(property).ToString());
if (wrapperTag != null)
{
writer.RenderEndTag();
}
}
}
protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context)
{
AddAttributesToInput(writer);
RenderInputTag(writer);
if (isLabelRequired)
{
if (HasValueBinding(TextProperty))
{
writer.AddKnockoutDataBind("text", GetValueBinding(TextProperty).GetKnockoutBindingExpression(this));
writer.RenderBeginTag(TagName);
writer.RenderEndTag();
}
else if (!string.IsNullOrEmpty(Text))
{
writer.RenderBeginTag(TagName);
writer.WriteText(Text);
writer.RenderEndTag();
}
else if (!HasOnlyWhiteSpaceContent())
{
writer.RenderBeginTag(TagName);
RenderChildren(writer, context);
writer.RenderEndTag();
}
}
}
protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (TagName is null)
{
throw new DotvvmControlException(this, "CheckableControlBase must have a tag name");
}
AddAttributesToInput(writer);
RenderInputTag(writer);
if (isLabelRequired)
{
if (GetValueBinding(TextProperty) is IValueBinding textBinding)
{
writer.AddKnockoutDataBind("text", textBinding.GetKnockoutBindingExpression(this));
writer.RenderBeginTag(TagName);
writer.RenderEndTag();
}
else if (!string.IsNullOrEmpty(Text))
{
writer.RenderBeginTag(TagName);
writer.WriteText(Text);
writer.RenderEndTag();
}
else if (!HasOnlyWhiteSpaceContent())
{
writer.RenderBeginTag(TagName);
RenderChildren(writer, context);
writer.RenderEndTag();
}
}
}
/// <summary>
/// Renders the resource in the specified <see cref="IHtmlWriter" />.
/// </summary>
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (CdnUrl != null)
{
writer.AddAttribute("src", CdnUrl);
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.RenderEndTag();
if (Url != null && GlobalObjectName != null)
{
writer.RenderBeginTag("script");
var url = context.TranslateVirtualPath(GetUrl());
writer.WriteUnencodedText(string.Format(CdnFallbackScript, GlobalObjectName, url));
writer.RenderEndTag();
}
}
else if (Url != null)
{
writer.AddAttribute("src", GetUrl());
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.RenderEndTag();
}
}
/// <summary>
/// Renders the specified writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer)
{
writer.RenderBeginTag("table");
if (ItemTemplate != null)
{
var itemsSourceExpression = KnockoutBindingHelper.GetBindingExpressionOrNull(ItemsSourceProperty, this);
if (KnockoutBindingHelper.IsKnockoutBinding(itemsSourceExpression))
{
// knockout template
writer.RenderBeginTag("tbody");
writer.AddBindingAttribute("foreach", KnockoutBindingHelper.TranslateToKnockoutProperty(this, ItemsSourceProperty, itemsSourceExpression));
if (string.IsNullOrEmpty(KeyPropertyName))
{
ItemTemplate.DataContext = CreateClientTemplateInstanceDataContextBinding();
}
else
{
ItemTemplate.DataContext = CreateClientTemplateInstanceDataContextBinding(KeyPropertyName);
}
ItemTemplate.Render(writer);
writer.RenderEndTag();
}
else if (ItemsSource != null)
{
writer.RenderBeginTag("tbody");
var index = 0;
var rawItemsSourceValue = this.GetRawValue(ItemsSourceProperty);
foreach (var item in ItemsSource)
{
// render on server side
writer.RenderBeginTag("tr");
if (string.IsNullOrEmpty(KeyPropertyName) || item == null)
{
ItemTemplate.DataContext = CreateServerTemplateInstanceDataContextBinding(index);
}
else
{
var keyValue = GetKeyValue(item);
ItemTemplate.DataContext = CreateServerTemplateInstanceDataContextBinding(KeyPropertyName, keyValue);
}
ItemTemplate.Render(writer);
writer.RenderEndTag();
index++;
}
writer.RenderEndTag();
}
}
writer.RenderEndTag();
}
/// <summary>
/// Renders the children.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, RenderContext context)
{
// label
var textBinding = GetValueBinding(TextProperty);
var labelRequired = textBinding != null || !string.IsNullOrEmpty(Text) || !HasOnlyWhiteSpaceContent();
if (labelRequired)
{
writer.RenderBeginTag("label");
}
// prepare changed event attribute
var changedBinding = GetCommandBinding(ChangedProperty);
if (changedBinding != null)
{
writer.AddAttribute("onclick", KnockoutHelper.GenerateClientPostBackScript(nameof(Changed), changedBinding, context, this, true, true, isOnChange: true));
}
// handle enabled attribute
writer.AddKnockoutDataBind("enable", this, EnabledProperty, () =>
{
if (!Enabled)
{
writer.AddAttribute("disabled", "disabled");
}
});
// add ID
AddAttributesToRender(writer, context);
// render the radio button
RenderInputTag(writer);
// render the label
if (labelRequired)
{
if (textBinding != null)
{
writer.AddKnockoutDataBind("text", textBinding);
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
else if (!string.IsNullOrEmpty(Text))
{
writer.WriteText(Text);
}
else if (!HasOnlyWhiteSpaceContent())
{
RenderChildren(writer, context);
}
writer.RenderEndTag();
}
}
private static void RenderProgressWrapper(IHtmlWriter writer)
{
// render progress wrapper
writer.AddKnockoutDataBind("visible", "IsBusy");
writer.AddAttribute("class", "dotvvm-upload-progress-wrapper");
writer.RenderBeginTag("span");
writer.AddAttribute("class", "dotvvm-upload-progress");
writer.AddKnockoutDataBind("style", "{ 'width': (Progress() == -1 ? '50' : Progress()) + '%' }");
writer.RenderBeginTag("span");
writer.RenderEndTag();
writer.RenderEndTag();
}
private void RenderUploadButton(IHtmlWriter writer)
{
// render upload button
writer.AddAttribute("class", "dotvvm-upload-button");
writer.AddKnockoutDataBind("visible", "!IsBusy()");
writer.RenderBeginTag("span");
writer.AddAttribute("href", "#");
writer.AddAttribute("onclick", "dotvvm.fileUpload.showUploadDialog(this); return false;");
writer.RenderBeginTag("a");
writer.WriteText(UploadButtonText);
writer.RenderEndTag();
writer.RenderEndTag();
}
/// <summary>
/// Renders the contents inside the control begin and end tags.
/// </summary>
protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context)
{
// render template
writer.AddKnockoutDataBind("text", "errorMessage");
writer.RenderBeginTag("li");
writer.RenderEndTag();
}
/// <summary>
/// Renders the control into the specified writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, RenderContext context)
{
// render resource links
var resources = context.ResourceManager.GetResourcesInOrder().Where(r => r.GetRenderPosition() == ResourceRenderPosition.Body);
foreach (var resource in resources)
{
resource.Render(writer);
}
// render the serialized viewmodel
var serializedViewModel = context.RequestContext.GetSerializedViewModel();
writer.AddAttribute("type", "hidden");
writer.AddAttribute("id", "__dot_viewmodel_" + context.CurrentPageArea);
writer.AddAttribute("value", serializedViewModel);
writer.RenderSelfClosingTag("input");
// init on load
writer.RenderBeginTag("script");
writer.WriteUnencodedText($@"
window.dotvvm.domUtils.onDocumentReady(function () {{
window.dotvvm.init('{context.CurrentPageArea}', '{Thread.CurrentThread.CurrentUICulture.Name}');
}});");
writer.RenderEndTag();
}
/// <summary>
/// Renders the contents inside the control begin and end tags.
/// </summary>
protected override void RenderContents(IHtmlWriter writer, IDotvvmRequestContext context)
{
// render template
writer.AddKnockoutDataBind("text", "errorMessage");
writer.RenderBeginTag("li");
writer.RenderEndTag();
}
/// <summary>
/// Renders the control end tag.
/// </summary>
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (RendersHtmlTag)
{
writer.RenderEndTag();
}
}
protected override void RenderControl(IHtmlWriter writer)
{
// begin
if (Mode == TextMode.MultiLine)
{
writer.RenderBeginTag("textarea");
}
else
{
writer.RenderBeginTag("input");
writer.AddAttribute("type", Mode.ToString().ToLower());
}
// content
var expr = KnockoutBindingHelper.GetBindingExpressionOrNull(TextProperty, this);
if (!KnockoutBindingHelper.IsKnockoutBinding(expr))
{
if (Mode == TextMode.MultiLine)
{
writer.WriteText(Text, true);
}
else
{
writer.AddAttribute("value", Text);
}
}
else
{
writer.AddBindingAttribute("value", KnockoutBindingHelper.TranslateToKnockoutProperty(this, TextProperty, expr));
}
// end
writer.RenderEndTag();
}
public override void RenderLink(IResourceLocation location, IHtmlWriter writer, IDotvvmRequestContext context, string resourceName)
{
AddSrcAndIntegrity(writer, context, location.GetUrl(context, resourceName), "src");
writer.AddAttribute("type", MimeType);
writer.RenderBeginTag("script");
writer.RenderEndTag();
}
protected override void RenderControl(IHtmlWriter writer, IDotvvmRequestContext context)
{
// render resource links
var resourceManager = context.ResourceManager;
if (resourceManager.BodyRendered) return;
resourceManager.BodyRendered = true; // set the flag before the resources are rendered, so they can't add more resources to the list during the render
foreach (var resource in resourceManager.GetNamedResourcesInOrder())
{
if (resource.Resource.RenderPosition == ResourceRenderPosition.Body)
resource.RenderResourceCached(writer, context);
}
// render the serialized viewmodel
var serializedViewModel = ((DotvvmRequestContext) context).GetSerializedViewModel();
writer.AddAttribute("type", "hidden");
writer.AddAttribute("id", "__dot_viewmodel_root");
writer.AddAttribute("value", serializedViewModel);
writer.RenderSelfClosingTag("input");
// init on load
writer.RenderBeginTag("script");
writer.WriteUnencodedText($@"
window.dotvvm.domUtils.onDocumentReady(function () {{
window.dotvvm.init('root', {JsonConvert.ToString(CultureInfo.CurrentCulture.Name, '"', StringEscapeHandling.EscapeHtml)});
}});");
writer.RenderEndTag();
}
/// <summary>
/// Renders the resource in the specified <see cref="IHtmlWriter" />.
/// </summary>
public override void Render(IHtmlWriter writer, string friendlyName = null)
{
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.WriteUnencodedText(Code);
writer.RenderEndTag();
}
/// <summary>
/// Renders the contents inside the control begin and end tags.
/// </summary>
protected override void RenderContents(IHtmlWriter writer, RenderContext context)
{
if (RenderOnServer)
{
// render items
bool first = true;
foreach (var item in GetIEnumerableFromDataSource(DataSource))
{
var value = string.IsNullOrEmpty(ValueMember) ? item : ReflectionUtils.GetObjectProperty(item, ValueMember);
var text = string.IsNullOrEmpty(DisplayMember) ? item : ReflectionUtils.GetObjectProperty(item, DisplayMember);
if (first)
{
writer.WriteUnencodedText(Environment.NewLine);
first = false;
}
writer.WriteUnencodedText(" "); //Indent
writer.AddAttribute("value", value != null ? value.ToString() : "");
writer.RenderBeginTag("option");
writer.WriteText(text != null ? text.ToString() : "");
writer.RenderEndTag();
writer.WriteUnencodedText(Environment.NewLine);
}
}
}
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (RenderWrapperTag)
{
base.RenderEndTag(writer, context);
}
if (!RenderOnServer && !RenderWrapperTag)
{
writer.WriteKnockoutDataBindEndComment();
}
if (!RenderOnServer && SeparatorTemplate != null)
{
writer.AddAttribute("type", "text/html");
writer.AddAttribute("id", GetValueRaw(Internal.UniqueIDProperty) + "_separator");
var unique = GetValueRaw(Internal.UniqueIDProperty);
var id = GetValueRaw(Internal.ClientIDFragmentProperty);
writer.RenderBeginTag("script");
GetSeparator(context).Render(writer, context);
writer.RenderEndTag();
}
emptyDataContainer?.Render(writer, context);
}
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context, string resourceName)
{
writer.AddAttribute("amp-boilerplate", null);
writer.RenderBeginTag("style");
writer.WriteUnencodedText(BoilerPlateCode);
writer.RenderEndTag();
writer.RenderBeginTag("noscript");
writer.AddAttribute("amp-boilerplate", null);
writer.RenderBeginTag("style");
writer.WriteUnencodedText(BoilerPlateCodeNoScript);
writer.RenderEndTag();
writer.RenderEndTag();
}
protected override void RenderControl(IHtmlWriter writer)
{
writer.RenderBeginTag(Element);
if (htmlAttributesStorage != null)
htmlAttributesStorage.Render(writer);
base.RenderControl(writer);
writer.RenderEndTag(true);
}
private void RenderUploadedFilesTitle(IHtmlWriter writer)
{
// render upload files
writer.AddAttribute("class", "dotvvm-upload-files");
writer.AddKnockoutDataBind("html", $"dotvvm.globalize.format({KnockoutHelper.MakeStringLiteral(NumberOfFilesIndicatorText!)}, Files().length)");
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
writer.RenderEndTag();
if (HasValueBinding(EnabledProperty))
{
writer.WriteKnockoutDataBindEndComment();
}
}
/// <summary>
/// Renders the resource in the specified <see cref="IHtmlWriter" />.
/// </summary>
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (string.IsNullOrWhiteSpace(Code)) return;
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.WriteUnencodedText(Code);
writer.RenderEndTag();
}
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
// label end tag
if (isLabelRequired)
{
writer.RenderEndTag();
}
}
private void RenderLabel(IHtmlWriter writer)
{
writer.AddAttribute("class", "control-label col-sm-2");
var textBinding = GetBinding(LabelTextProperty);
if (textBinding != null)
{
writer.AddKnockoutDataBind("text", this, LabelTextProperty, () => { });
writer.RenderBeginTag("label");
writer.RenderEndTag();
}
else
{
writer.RenderBeginTag("label");
writer.WriteText(LabelText);
writer.RenderEndTag();
}
}
private void RenderUploadedFilesTitle(IHtmlWriter writer)
{
// render upload files
writer.AddAttribute("class", "dotvvm-upload-files");
writer.AddKnockoutDataBind("html", $"dotvvm.globalize.format({JsonConvert.SerializeObject(NumberOfFilesIndicatorText)}, Files().length)");
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
private void RenderIframe(IHtmlWriter writer)
{
// render iframe
writer.AddAttribute("class", "dotvvm-upload-iframe");
writer.AddAttribute("src", GetFileUploadHandlerUrl());
writer.RenderBeginTag("iframe");
writer.RenderEndTag();
}
private void RenderIframe(IHtmlWriter writer)
{
// render iframe
writer.AddAttribute("class", "dotvvm-upload-iframe");
writer.AddAttribute("src", "~/" + HostingConstants.FileUploadHandlerMatchUrl + (AllowMultipleFiles ? "?multiple=true" : ""));
writer.RenderBeginTag("iframe");
writer.RenderEndTag();
}
public void RenderPreloadLink(IHtmlWriter writer, IDotvvmRequestContext context, string resourceName)
{
writer.AddAttribute("rel", "preload");
writer.AddAttribute("href", Location.GetUrl(context, resourceName));
writer.AddAttribute("as", "script");
writer.RenderBeginTag("link");
writer.RenderEndTag();
}
private void RenderCheckboxPicture(IHtmlWriter writer)
{
writer.AddKnockoutDataBind("attr", BuildKnockoutBidningLabelAttributes());
writer.AddKnockoutDataBind("text", this, NameProperty, () =>
{
writer.AddAttribute("text", Name);
});
writer.RenderBeginTag("label");
writer.RenderEndTag();
}
private static void RenderNotPicked(IHtmlWriter writer)
{
writer.AddStyleAttribute("margin-left", "-23px");
writer.AddStyleAttribute("margin-bottom", "100px");
writer.AddStyleAttribute("width", "13px");
writer.AddStyleAttribute("background-color", "#C44");
writer.AddStyleAttribute("display", "inline-block");
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
/// <summary>
/// Renders the resource in the specified <see cref="IHtmlWriter" />.
/// </summary>
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (string.IsNullOrWhiteSpace(Code))
{
return;
}
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.WriteUnencodedText(Code);
writer.RenderEndTag();
}
protected override void RenderContents(IHtmlWriter writer, RenderContext context)
{
RenderLabel(writer);
writer.AddAttribute("class", "col-sm-10");
writer.RenderBeginTag("div");
RenderChildren(writer, context);
writer.RenderEndTag();
}
private void RenderResultTitle(IHtmlWriter writer)
{
// render result
writer.AddAttribute("class", "dotvvm-upload-result");
writer.AddKnockoutDataBind("html", $"Error() ? {JsonConvert.SerializeObject(UploadErrorMessageText)} : {JsonConvert.SerializeObject(SuccessMessageText)}");
writer.AddKnockoutDataBind("attr", "{ title: Error }");
writer.AddKnockoutDataBind("css", "{ 'dotvvm-upload-result-success': !Error(), 'dotvvm-upload-result-error': Error }");
writer.AddKnockoutDataBind("visible", "!IsBusy() && Files().length > 0");
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
protected override void RenderControl(IHtmlWriter writer)
{
if (InternalScriptUrls != null)
{
foreach (var script in InternalScriptUrls)
{
writer.RenderBeginTag("script");
writer.AddAttribute("type", "text/javascript");
writer.AddAttribute("src", script);
writer.RenderEndTag(true);
}
}
writer.RenderBeginTag("script");
writer.AddAttribute("type", "text/javascript");
writer.WriteText("(function () { var viewModelData = ", false);
writer.WriteText(SerializedViewModel, false);
writer.WriteText(";var vm = Redwood.CreateViewModel(viewModelData, new " + ViewModelClientName + "());ko.applyBindings(vm);Redwood.ViewModels['Default'] = vm;})();", false);
writer.RenderEndTag();
}
public virtual void RenderEndTag()
{
if (!StartTagSkipped)
{
writer.RenderEndTag();
}
else
{
StartTagSkipped = false;
}
}
/// <summary>
/// Renders the control end tag.
/// </summary>
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (RendersHtmlTag)
{
writer.RenderEndTag();
}
if (HasBinding(IncludeInPageProperty))
{
writer.WriteKnockoutDataBindEndComment();
}
}
private void RenderPicked(IHtmlWriter writer)
{
writer.AddKnockoutDataBind("visible", GetValueBinding(CheckedProperty));
writer.AddStyleAttribute("margin-left", "-13px");
writer.AddStyleAttribute("margin-bottom", "100px");
writer.AddStyleAttribute("width", "13px");
writer.AddStyleAttribute("background-color", "#2E2");
writer.AddStyleAttribute("color", "#2E2");
writer.AddStyleAttribute("display", "inline-block");
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context, string resourceName)
{
var code = resources.GetAmpKeyframesCode(context).Result;
if (!string.IsNullOrWhiteSpace(code))
{
writer.AddAttribute("amp-keyframes", null);
writer.RenderBeginTag("style");
writer.WriteUnencodedText(code);
writer.RenderEndTag();
}
}
public override void Render(IHtmlWriter writer, IDotvvmRequestContext context, string resourceName)
{
var resource = (ScriptResource)context.ResourceManager.FindResource(ResourceConstants.PolyfillBundleResourceName);
var resourceUrl = context.TranslateVirtualPath(
resource.Location.GetUrl(context, ResourceConstants.PolyfillBundleResourceName));
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.WriteUnencodedText($"dotvvm__polyfillUrl = '{resourceUrl}';");
writer.RenderEndTag();
}
protected override void RenderControl(IHtmlWriter writer)
{
var textExpression = KnockoutBindingHelper.GetBindingExpressionOrNull(TextProperty, this);
var needsLabel = KnockoutBindingHelper.IsKnockoutBinding(textExpression) || !string.IsNullOrEmpty(Text);
// render the checkbox
writer.RenderBeginTag("input");
writer.AddAttribute("type", "checkbox");
var isCheckedExpression = KnockoutBindingHelper.GetBindingExpressionOrNull(IsCheckedProperty, this);
if (KnockoutBindingHelper.IsKnockoutBinding(isCheckedExpression))
{
writer.AddBindingAttribute("checked", KnockoutBindingHelper.TranslateToKnockoutProperty(this, IsCheckedProperty, isCheckedExpression));
}
else
{
writer.AddAttribute("checked", IsChecked ? "checked" : "");
}
if (needsLabel)
{
EnsureHasID();
writer.AddAttribute("id", ID);
}
writer.RenderEndTag();
// render the label
if (needsLabel)
{
writer.RenderBeginTag("label");
writer.AddAttribute("for", ID);
if (KnockoutBindingHelper.IsKnockoutBinding(textExpression))
{
writer.AddBindingAttribute("", KnockoutBindingHelper.TranslateToKnockoutProperty(this, TextProperty, textExpression));
}
else
{
writer.WriteText(Text, true);
}
writer.RenderEndTag();
}
}
protected override void RenderContents(IHtmlWriter writer, RenderContext context)
{
if (RenderOnServer)
{
if (!string.IsNullOrWhiteSpace(EmptyItemText))
{
writer.RenderBeginTag("option");
writer.WriteText(EmptyItemText);
writer.RenderEndTag();
}
}
base.RenderContents(writer, context);
}
/// <summary>
/// Renders the resource in the specified <see cref="IHtmlWriter" />.
/// </summary>
public override void Render(IHtmlWriter writer, string friendlyName = null)
{
if (CdnUrl != null)
{
writer.AddAttribute("src", CdnUrl);
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.RenderEndTag();
if (Url != null && GlobalObjectName != null)
{
writer.RenderBeginTag("script");
writer.WriteUnencodedText(string.Format(CdnFallbackScript, GlobalObjectName, GetUrl(friendlyName)));
writer.RenderEndTag();
}
}
else if (Url != null)
{
writer.AddAttribute("src", GetUrl(friendlyName));
writer.AddAttribute("type", "text/javascript");
writer.RenderBeginTag("script");
writer.RenderEndTag();
}
}
/// <summary>
/// Renders the control into the specified writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, RenderContext context)
{
// render resource links
var resources = context.ResourceManager.GetResourcesInOrder().Where(r => r.GetRenderPosition() == ResourceRenderPosition.Body);
foreach (var resource in resources)
{
resource.Render(writer);
}
// render the serialized viewmodel
var serializedViewModel = context.RequestContext.GetSerializedViewModel();
writer.AddAttribute("type", "hidden");
writer.AddAttribute("id", "__rw_viewmodel_" + context.CurrentPageArea);
writer.AddAttribute("value", serializedViewModel);
writer.RenderSelfClosingTag("input");
// init on load
writer.RenderBeginTag("script");
writer.WriteUnencodedText(string.Format("redwood.onDocumentReady(function () {{ redwood.init('{0}', '{1}'); }});", context.CurrentPageArea, Thread.CurrentThread.CurrentUICulture.Name));
writer.RenderEndTag();
}
protected override void RenderControl(IHtmlWriter writer)
{
writer.RenderBeginTag("input");
var expr = KnockoutBindingHelper.GetBindingExpressionOrNull(TextProperty, this);
if (KnockoutBindingHelper.IsKnockoutBinding(expr))
{
writer.AddBindingAttribute("value", KnockoutBindingHelper.TranslateToKnockoutProperty(this, TextProperty, expr));
}
else
{
writer.AddAttribute("value", Text);
}
var expr2 = KnockoutBindingHelper.GetCommandExpressionOrNull(OnClickProperty, this);
if (KnockoutBindingHelper.IsKnockoutCommand(expr2))
{
writer.AddBindingAttribute("click", KnockoutBindingHelper.TranslateToKnockoutCommand(this, OnClickProperty, expr2));
}
writer.AddAttribute("type", "button");
writer.RenderEndTag();
}
/// <summary>
/// Renders the control into the specified writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, IDotvvmRequestContext context)
{
// render resource links
var resources = context.ResourceManager.GetResourcesInOrder().Where(r => r.GetRenderPosition() == ResourceRenderPosition.Body);
foreach (var resource in resources)
{
resource.Render(writer, context);
}
// render the serialized viewmodel
var serializedViewModel = ((DotvvmRequestContext) context).GetSerializedViewModel();
writer.AddAttribute("type", "hidden");
writer.AddAttribute("id", "__dot_viewmodel_root");
writer.AddAttribute("value", serializedViewModel);
writer.RenderSelfClosingTag("input");
// init on load
writer.RenderBeginTag("script");
writer.WriteUnencodedText($@"
window.dotvvm.domUtils.onDocumentReady(function () {{
window.dotvvm.init('root', '{Thread.CurrentThread.CurrentUICulture.Name}');
}});");
writer.RenderEndTag();
}
private void RenderUploadButton(IHtmlWriter writer)
{
// render upload button
writer.AddAttribute("class", "dotvvm-upload-button");
writer.AddKnockoutDataBind("visible", "!IsBusy()");
writer.RenderBeginTag("span");
writer.AddAttribute("href", "#");
writer.AddAttribute("onclick", "dotvvm.fileUpload.showUploadDialog(this); return false;");
writer.RenderBeginTag("a");
writer.WriteUnencodedText(UploadButtonText);
writer.RenderEndTag();
writer.RenderEndTag();
}
/// <summary>
/// Renders the control into the specified writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, RenderContext context)
{
var textBinding = GetBinding(TextProperty);
if (textBinding != null && !RenderOnServer && textBinding.Javascript != null)
{
var expression = textBinding.Javascript;
if (!string.IsNullOrEmpty(FormatString))
{
expression = "dotvvm.formatString(" + JsonConvert.SerializeObject(FormatString) + ", " + expression + ")";
}
writer.AddKnockoutDataBind(HtmlEncode ? "text" : "html", expression);
AddAttributesToRender(writer, context);
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
else
{
if (AlwaysRenderSpan)
{
AddAttributesToRender(writer, context);
writer.RenderBeginTag("span");
}
var textToDisplay = "";
if (!string.IsNullOrEmpty(FormatString))
{
textToDisplay = string.Format("{0:" + FormatString + "}", GetValue(TextProperty));
}
else
{
textToDisplay = GetValue(TextProperty)?.ToString() ?? "";
}
if (HtmlEncode)
{
writer.WriteText(textToDisplay);
}
else
{
writer.WriteUnencodedText(textToDisplay);
}
if (AlwaysRenderSpan)
{
writer.RenderEndTag();
}
}
}
/// <summary>
/// Renders the children.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, RenderContext context)
{
// label
var textBinding = GetBinding(TextProperty);
var labelRequired = textBinding != null || !string.IsNullOrEmpty(Text) || !HasOnlyWhiteSpaceContent();
if (labelRequired)
{
writer.RenderBeginTag("label");
}
// prepare changed event attribute
var changedBinding = GetCommandBinding(ChangedProperty);
if (changedBinding != null)
{
writer.AddAttribute("onclick", KnockoutHelper.GenerateClientPostBackScript(changedBinding, context, this, true, true));
}
// handle enabled attribute
writer.AddKnockoutDataBind("enable", this, EnabledProperty, () =>
{
if (!Enabled)
{
writer.AddAttribute("disabled", "disabled");
}
});
// add ID
AddControlIdAttribute(writer);
// render the radio button
RenderInputTag(writer);
// render the label
if (labelRequired)
{
if (textBinding != null)
{
writer.AddKnockoutDataBind("text", this, TextProperty, () => { });
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
else if (!string.IsNullOrEmpty(Text))
{
writer.WriteText(Text);
}
else if (!HasOnlyWhiteSpaceContent())
{
RenderChildren(writer, context);
}
writer.RenderEndTag();
}
}
/// <summary>
/// Renders the control end tag.
/// </summary>
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
if (RendersHtmlTag) writer.RenderEndTag();
}
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.TranslateToClientScript(this, DataSourceProperty);
writer.AddKnockoutForeachDataBind(expression);
}
writer.RenderBeginTag("tbody");
// render contents
if (RenderOnServer)
{
// render on server
var index = 0;
foreach (var child in Children.Skip(1))
{
context.PathFragments.Push(dataSourceBinding.GetViewModelPathExpression(this, DataSourceProperty) + "[" + index + "]");
Children[index].Render(writer, context);
context.PathFragments.Pop();
index++;
}
}
else
{
// render on client
for (var i = Children.Count - 1; i > 0; i--)
{
Children.RemoveAt(i);
}
var placeholder = new DataItemContainer();
placeholder.SetValue(Internal.IsDataContextBoundaryProperty, true);
Children.Add(placeholder);
CreateRow(context.RequestContext, placeholder);
context.PathFragments.Push(dataSourceBinding.GetViewModelPathExpression(this, DataSourceProperty) + "[$index]");
placeholder.Render(writer, context);
context.PathFragments.Pop();
}
writer.RenderEndTag();
}
/// <summary>
/// Renders the control into the specified writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer, RenderContext context)
{
var textBinding = GetBinding(TextProperty);
if (textBinding != null && !RenderOnServer)
{
var expression = textBinding.TranslateToClientScript(this, TextProperty);
if (!string.IsNullOrEmpty(FormatString))
{
expression = "redwood.formatString(" + JsonConvert.SerializeObject(FormatString) + ", " + expression + ")";
}
writer.AddKnockoutDataBind(HtmlEncode ? "text" : "html", expression);
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
else
{
var textToDisplay = Text;
if (!string.IsNullOrEmpty(FormatString))
{
textToDisplay = string.Format("{0:" + FormatString + "}", textToDisplay);
}
if (HtmlEncode)
{
writer.WriteText(textToDisplay);
}
else
{
writer.WriteUnencodedText(textToDisplay);
}
}
}
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();
}
private void RenderUploadedFilesTitle(IHtmlWriter writer)
{
// render upload files
writer.AddAttribute("class", "dotvvm-upload-files");
writer.AddKnockoutDataBind("html", $"dotvvm.globalize.format({JsonConvert.SerializeObject(NumberOfFilesIndicatorText)}, Files().length)");
writer.RenderBeginTag("span");
writer.RenderEndTag();
}
private static void RenderProgressWrapper(IHtmlWriter writer)
{
// render progress wrapper
writer.AddKnockoutDataBind("visible", "IsBusy");
writer.AddAttribute("class", "dotvvm-upload-progress-wrapper");
writer.RenderBeginTag("span");
writer.AddAttribute("class", "dotvvm-upload-progress");
writer.AddKnockoutDataBind("style", "{ 'width': (Progress() == -1 ? '50' : Progress()) + '%' }");
writer.RenderBeginTag("span");
writer.RenderEndTag();
writer.RenderEndTag();
}
protected override void RenderEndTag(IHtmlWriter writer, IDotvvmRequestContext context)
{
writer.RenderEndTag();
if (HasValueBinding(EnabledProperty)) writer.WriteKnockoutDataBindEndComment();
}
private void RenderIframe(IHtmlWriter writer)
{
// render iframe
writer.AddAttribute("class", "dotvvm-upload-iframe");
writer.AddAttribute("src", "~/" + HostingConstants.FileUploadHandlerMatchUrl + (AllowMultipleFiles ? "?multiple=true" : ""));
writer.RenderBeginTag("iframe");
writer.RenderEndTag();
}
/// <summary>
/// Renders the control to the writer.
/// </summary>
protected override void RenderControl(IHtmlWriter writer)
{
writer.RenderBeginTag("select");
var itemsSourceExpression = KnockoutBindingHelper.GetBindingExpressionOrNull(ItemsSourceProperty, this);
if (KnockoutBindingHelper.IsKnockoutBinding(itemsSourceExpression))
{
// render items on client
writer.AddBindingAttribute("options", KnockoutBindingHelper.TranslateToKnockoutProperty(this, ItemsSourceProperty, itemsSourceExpression));
if (DisplayNullItem)
{
writer.AddBindingAttribute("optionsCaption", NullItemText);
}
if (DisplayMemberBinding != null)
{
writer.AddBindingAttribute("optionsText", KnockoutBindingHelper.TranslateToKnockoutProperty(this, DisplayMemberBindingProperty, DisplayMemberBinding));
}
if (ValueMemberBinding != null)
{
writer.AddBindingAttribute("optionsValue", KnockoutBindingHelper.TranslateToKnockoutProperty(this, ValueMemberBindingProperty, ValueMemberBinding));
}
}
else if (ItemsSource != null)
{
// render items on server
if (DisplayNullItem)
{
writer.RenderBeginTag("option");
writer.AddAttribute("value", "");
writer.WriteText(NullItemText, true);
writer.RenderEndTag();
}
// render on server
foreach (var item in ItemsSource)
{
var itemValue = EvaluateValueMember(item);
var itemText = (EvaluateDisplayMember(item) ?? "").ToString();
var isSelected = (itemValue == null && SelectedValue == null) || itemValue.Equals(SelectedValue);
writer.RenderBeginTag("option");
writer.AddAttribute("value", (itemValue ?? "").ToString());
writer.WriteText(itemText, true);
if (isSelected)
{
writer.AddAttribute("selected", "selected");
}
writer.RenderEndTag();
}
}
}
protected override void RenderEndTag(IHtmlWriter writer, RenderContext context)
{
base.RenderEndTag(writer, context);
writer.RenderEndTag();
}
