/// <summary>
/// Loading data
/// </summary>
public async System.Threading.Tasks.Task LoadData()
{
// Get windows width
var w = Window.Current.Bounds.Width;
// Show ProgressRing
progressRing.IsActive = true;
// If there is not cache, then retrieve the fields
if (Fields == null)
{
Fields = await CRMHelper.RetrieveFormFields(EntityMetadataEx, RequestFields);
}
// Store field logical name to ColumnSet
ColumnSet cols = new ColumnSet(Fields.Select(x => x.FieldMetadata.LogicalName).ToArray());
// If there is not cache, then retrieve the record
if (Record == null)
{
Record = await CRMHelper.RetrieveRecord(EntityMetadataEx.EntityMetadata, Id, cols);
}
// Create fields on the form
foreach (var field in Fields)
{
// Instantiate StackPanel which represents a field
StackPanel sp = new StackPanel();
// Skip if there is no value returned or if the field is not for read
if (!Record.Attributes.Contains(field.FieldMetadata.LogicalName) || !(bool)field.FieldMetadata.IsValidForRead)
{
continue;
}
// If it is primray field, then just store it (which will be used in Page Title in this sample)
if (field.FieldMetadata.LogicalName == EntityMetadataEx.EntityMetadata.PrimaryNameAttribute)
{
field.FieldData = Record.Attributes[field.FieldMetadata.LogicalName].ToString();
continue;
}
// If it is image field, then place it on the top
if (field.FieldMetadata.LogicalName == EntityMetadataEx.EntityMetadata.PrimaryImageAttribute)
{
// Store data
field.FieldData = Record.Attributes[field.FieldMetadata.LogicalName];
// Instantiate Image and give same height/width.
EntityImageControl imageControl = new EntityImageControl();
imageControl.ImageBytes = field.FieldData as byte[];
// Mark it as ReadOnly
imageControl.ReadOnly = true;
// Finally add it.
sp.Children.Add(imageControl);
sp.DataContext = field;
// Add imgae to top of the form.
this.lvFields.Items.Insert(0, sp);
// Image Field doesn't need further processing.
continue;
}
// Skip if it is address field (not email address though) and not composite field,
// as Composite contorl data will be displayed on the form instead individual field.
if (field.FieldMetadata.GetType().Equals(typeof(StringAttributeMetadata)) &&
(field.FieldMetadata as StringAttributeMetadata).Format != StringFormat.Email &&
(field.FieldMetadata.LogicalName.Contains("address") &&
!field.FieldMetadata.LogicalName.Contains("composite")))
{
continue;
}
// For other fields
// Set field name on the left of the field. If you want to set field name
// above the data, change folloing to sp.Orientation = Orientation.Vertical;
sp.Orientation = Orientation.Horizontal;
// Assign data to FieldData
field.FieldData = Record.Attributes[field.FieldMetadata.LogicalName];
// Set Field Displayname
TextBlock label = new TextBlock();
label.Text = field.FieldMetadata.DisplayName.UserLocalizedLabel.Label + ": ";
// Changing stile
label.Style = (Style)Application.Current.Resources["BodyTextBlockStyle"];
// Fix the field name width but mark it as Wrap so that long field name can be shown.
label.Width = 100;
label.TextWrapping = TextWrapping.Wrap;
// Finally add it.
sp.Children.Add(label);
// Set field data. User Formatted Value if available.
object value = CRMHelper.GetValue((Record.FormattedValues.Contains(field.FieldMetadata.LogicalName) ?
Record.FormattedValues[field.FieldMetadata.LogicalName] : Record.Attributes[field.FieldMetadata.LogicalName]));
// If value is string type
if (value.GetType() == typeof(string))
{
TextBlock fieldValue = new TextBlock();
fieldValue.Text = value.ToString();
fieldValue.Style = (Style)Application.Current.Resources["BodyTextBlockStyle"];
fieldValue.TextWrapping = TextWrapping.Wrap;
// Set width. The value is calculated by using field name width and mergin of List.
fieldValue.Width = w - 136;
sp.Children.Add(fieldValue);
}
// If value is Array type (which infer this is ActivityParty)
else if (value.GetType().IsArray)
{
// To represent each ActivityParty, create another StackPanel
//StackPanel childsp = new StackPanel();
// Loop items in Array
foreach (var item in value as Array)
{
TextBlock fieldValue = new TextBlock();
// Add tap event. When an ActivityParty tapped, it navigates to the record.
fieldValue.IsTapEnabled = true;
fieldValue.Tapped += ActivityPartyField_Tapped;
// Set an ActivityParty to DataContext
fieldValue.DataContext = item;
fieldValue.Text = ((ActivityParty)item).PartyId.Name;
fieldValue.Style = (Style)Application.Current.Resources["BodyTextBlockStyle"];
sp.Children.Add(fieldValue);
}
//sp.Children.Add(childsp);
}
// Set field data to DataContext
sp.DataContext = field;
// Add to form
this.lvFields.Items.Add(sp);
}
// Suppress ProgressRing
progressRing.IsActive = false;
}