There were a lot of questions about this ... but for some reason I can't get this binding to work, and I'm still getting null values in my published view model. This is MVC 4.
Here is a basic view model
public class RoleVM {
[Required]
[Display(Name = "Name of the Role")]
public string Role {get; set;}
public IEnumerable<RolePermission> permissions { get; set; }
}
Here is the RolePermission class
public class RolePermission {
public int id;
public bool permission_value;
public string name { get; set; }
}
Here's the GET Create Method in the controller
public ActionResult Create() {
RoleVM role_vm = new RoleVM();
var allpermissions = from p
in permission_repo.GetPermissions()
select p;
role_vm.permissions = from p
in allpermissions
select new RolePermission
{ name = p.name, id = p.PermissionId, permission_value = false };
return View(role_vm);
}
Here is the Create.cshtml file
@model RoleVM
@using (Html.BeginForm("Create", "Role",
FormMethod.Post, new { @class = "permission_form" }))
{
@Html.ValidationSummary(true)
<fieldset>
<legend>RoleVM</legend>
<div class="form-item">
@Html.LabelFor(model => model.Role)
@Html.EditorFor(model => model.Role)
@Html.ValidationMessageFor(model => model.Role)
</div>
@Html.EditorFor(model => model.permissions)
<p>
<input class="submit-btn" type="submit" value="Create" />
</p>
</fieldset>
}
Next, here is the rolepermissions.cshtml file located in ~ / Views / Shared / EditorTemplates
@model RolePermission
<div class="form-item">
@Html.HiddenFor(modelItem => modelItem.id)
@Html.LabelFor(modelItem => modelItem.permission_value, Model.name)
@Html.CheckBoxFor(modelItem => modelItem.permission_value)
</div>
Here is an example of one of the html elements that appears on the page
<div class="form-item">
<input data-val="true" data-val-number="The field Int32 must be a number." data-val-required="The Int32 field is required." id="permissions_2__id" name="permissions[2].id" type="hidden" value="3" />
<label for="permissions_2__permission_value">Role-Edit</label>
<input data-val="true" data-val-required="The Boolean field is required." id="permissions_2__permission_value" name="permissions[2].permission_value"
type="checkbox" value="true" /><input name="permissions[2].permission_value" type="hidden" value="false" />
</div>
Finally, this is the Create POST method
[HttpPost]
public ActionResult Create(RoleVM rolevm)
{
return RedirectToAction("Index");
}
Any help on the binding problem with the published model would be really great.