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using System.ComponentModel;
using System.Diagnostics.CodeAnalysis;
using System.Drawing;
using System.Globalization;
using System.Web.DynamicData.Util;
using System.Web.Resources;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace System.Web.DynamicData {
[ToolboxBitmap(typeof(DynamicEntity), "DynamicEntity.bmp")]
public class DynamicEntity : Control {
private HttpContextBase _context;
[
DefaultValue(DataBoundControlMode.ReadOnly),
Category("Behavior"),
ResourceDescription("DynamicEntity_Mode")
]
public DataBoundControlMode Mode {
get {
var value = ViewState["Mode"];
return value != null ? (DataBoundControlMode)value : DataBoundControlMode.ReadOnly;
}
set {
ViewState["Mode"] = value;
}
}
[
DefaultValue(""),
Category("Behavior"),
ResourceDescription("DynamicControlFieldCommon_UIHint")
]
public string UIHint {
get {
return (string)ViewState["UIHint"] ?? String.Empty;
}
set {
ViewState["UIHint"] = value;
}
}
[
Category("Behavior"),
DefaultValue(""),
Themeable(false),
ResourceDescription("DynamicControlFieldCommon_ValidationGroup")
]
public string ValidationGroup {
get {
return (string)ViewState["ValidationGroup"] ?? String.Empty;
}
set {
ViewState["ValidationGroup"] = value;
}
}
private new HttpContextBase Context {
get {
return _context ?? new HttpContextWrapper(HttpContext.Current);
}
}
public DynamicEntity() {
}
// for unit testing
internal DynamicEntity(HttpContextBase context)
: this() {
_context = context;
}
[SuppressMessage("Microsoft.Security", "CA2109:ReviewVisibleEventHandlers", MessageId = "0#")]
protected override void OnLoad(EventArgs e) {
base.OnLoad(e);
if (DesignMode) {
return;
}
MetaTable table = MetaTableHelper.FindMetaTable(this, Context);
if (table == null) {
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
DynamicDataResources.DynamicEntity_ControlNeedsToExistInAContextSupportingDynamicData,
this.ID));
}
EntityTemplateFactory entityTemplateFactory = table.Model.EntityTemplateFactory;
EntityTemplateUserControl entityTemplateControl = entityTemplateFactory.CreateEntityTemplate(table, Mode, UIHint);
if (entityTemplateControl == null) {
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
DynamicDataResources.DynamicEntity_CantFindTemplate,
table.Name,
entityTemplateFactory.TemplateFolderVirtualPath));
}
entityTemplateControl.Mode = Mode;
entityTemplateControl.ValidationGroup = ValidationGroup;
entityTemplateControl.Table = table;
Controls.Add(entityTemplateControl);
}
protected override void Render(HtmlTextWriter writer) {
if (DesignMode) {
writer.Write("[" + GetType().Name + "]");
}
else {
base.Render(writer);
}
}
}
}
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