Class SfDataForm

DataForm control provides UI for editing all the public properties of data object with appropriate editors based on type of property.
DataForm control provides options to control editing, validation of data and customization of layout.

Inheritance

System.Object

SfDataForm

Namespace: Syncfusion.Android.DataForm

Assembly: Syncfusion.SfDataForm.Android.dll

Syntax

public class SfDataForm : FrameLayout

Constructors

SfDataForm(Context)

Initializes a new instance of the SfDataForm.

Declaration

public SfDataForm(Context context)

Parameters

Type	Name	Description
Android.Content.Context	context	Context of the view

SfDataForm(Context, IAttributeSet)

Initializes a new instance of the SfDataForm.

Declaration

public SfDataForm(Context context, IAttributeSet attributeSet)

Parameters

Type	Name	Description
Android.Content.Context	context	Context of the view
Android.Util.IAttributeSet	attributeSet	Required attributes set

SfDataForm(Context, IAttributeSet, Int32)

Initializes a new instance of the SfDataForm.

Declaration

public SfDataForm(Context context, IAttributeSet attributeSet, int definedStyle)

Parameters

Type	Name	Description
Android.Content.Context	context	Context of the view
Android.Util.IAttributeSet	attributeSet	Required attributes set
System.Int32	definedStyle	Default style attribute.

SfDataForm(Context, IAttributeSet, Int32, Int32)

Initializes a new instance of the SfDataForm.

Declaration

public SfDataForm(Context context, IAttributeSet attributeSet, int definedStyle, int defaultStyleResource)

Parameters

Type	Name	Description
Android.Content.Context	context
Android.Util.IAttributeSet	attributeSet
System.Int32	definedStyle
System.Int32	defaultStyleResource

SfDataForm(IntPtr, JniHandleOwnership)

Initializes a new instance of the SfDataForm.

Declaration

protected SfDataForm(IntPtr javaReference, JniHandleOwnership transfer)

Parameters

Type	Name	Description
System.IntPtr	javaReference	Java Native Interface object reference.
Android.Runtime.JniHandleOwnership	transfer	A Android.Runtime.JniHandleOwnership indicating how to handle.

Properties

ColumnCount

Gets or sets the value denotes the number of editor to be arranged per row. Be default one editor for one property arranged with label.

Declaration

public int ColumnCount { get; set; }

Property Value

Type	Description
System.Int32	The default value is one.

CommitMode

Gets or sets the value that determines, when the value entered by user should be saved to the data object.

Declaration

public CommitMode CommitMode { get; set; }

Property Value

Type	Description
CommitMode	The default value is LostFocus.

DataObject

Gets or sets a data object to view or edit the properties. DataForm generates the editors and labels from the public properties of data object.

Declaration

public object DataObject { get; set; }

Property Value

Type	Description
System.Object	The default value is null.

EditorWidth

Gets or sets the editor width.

Declaration

public int EditorWidth { get; set; }

Property Value

Type
System.Int32

IsReadOnly

Gets or sets a value that indicates whether editors enabled for editing.

Declaration

public bool IsReadOnly { get; set; }

Property Value

Type	Description
System.Boolean	The default value is false.

Remarks

IsReadOnly takes higher priority when explicit defined. Editors can be enabled or disabled for particular property by setting IsReadOnly in AutoGeneratingDataFormItem. Editors can be enabled or disabled for particular property by setting System.ComponentModel.DataAnnotations.EditableAttribute.AllowEdit.

ItemManager

Gets the reference to the DataFormItemManager instance which generates DataFormItem with default settings based on attribute setting.

Declaration

public DataFormItemManager ItemManager { get; set; }

Property Value

Type
DataFormItemManager

LabelPosition

Gets or sets the value denotes how to layout the label associated with editor. Label's can be positioned either at the top or left side of editor.

Declaration

public LabelPosition LabelPosition { get; set; }

Property Value

Type	Description
LabelPosition	The default value is Left.

LabelWidth

Gets or sets the label width.

Declaration

public int LabelWidth { get; set; }

Property Value

Type
System.Int32

LayoutManager

Gets or sets the reference to the DataFormLayoutManager instance which layouts labels and editors in DataFormItemView.

Declaration

public DataFormLayoutManager LayoutManager { get; set; }

Property Value

Type
DataFormLayoutManager

SourceProvider

Gets or sets the reference to the SourceProvider instance which is used to get the source for picker type editors.

Declaration

public SourceProvider SourceProvider { get; set; }

Property Value

Type
SourceProvider

ValidationMode

Gets or sets a value that denotes when the user input should be validated based on IDataErrorInfo and System.ComponentModel.DataAnnotations.ValidationAttribute.

Declaration

public ValidationMode ValidationMode { get; set; }

Property Value

Type	Description
ValidationMode	One of the ValidationMode enum. The default value is LostFocus.

Remarks

The SfDataForm process the built-in validations when data object implements IDataErrorInfo or property defined with System.ComponentModel.DataAnnotations.ValidationAttribute. The validation can be performed explicitly by handling Validating property of SfDataForm.

Methods

CollapseGroup(String)

Collapse group by group name.

Declaration

public void CollapseGroup(string groupName)

Parameters

Type	Name	Description
System.String	groupName	The name of the group.

Commit()

Commits all property values in data form items.

Declaration

public void Commit()

Commit(String)

Commits the value of the specific property.

Declaration

public void Commit(string propertyName)

Parameters

Type	Name	Description
System.String	propertyName

Dispose(Boolean)

Disposes all the resources used by the SfDataForm class.

Declaration

protected override void Dispose(bool isDisposing)

Parameters

Type	Name	Description
System.Boolean	isDisposing	Indicates whether the call is from Dispose method or from a finalizer.

ExpandGroup(String)

Expands group by group name.

Declaration

public void ExpandGroup(string groupName)

Parameters

Type	Name	Description
System.String	groupName	The name of the group.

GetGroupCollapseIcon()

Gets the Resource ID from the Android resources for the group collapse icon.

Declaration

public virtual Bitmap GetGroupCollapseIcon()

Returns

Type	Description
Android.Graphics.Bitmap	The group collapse icon.

GetGroupExpanderIcon()

Gets the Resource ID from the Android resources for group expander icon.

Declaration

public virtual Bitmap GetGroupExpanderIcon()

Returns

Type	Description
Android.Graphics.Bitmap	The group expander icon.

OnAttachedToWindow()

Initializes the DataForm's item manager.

Declaration

protected override void OnAttachedToWindow()

OnLayout(Boolean, Int32, Int32, Int32, Int32)

Called from layout when this view should assign a size and position to each of its children.

Declaration

protected override void OnLayout(bool changed, int left, int top, int right, int bottom)

Parameters

Type	Name	Description
System.Boolean	changed	This is a new size or position for this view
System.Int32	left	Left position, relative to parent
System.Int32	top	Top position, relative to parent
System.Int32	right	Right position, relative to parent
System.Int32	bottom	Bottom position, relative to parent

OnMeasure(Int32, Int32)

Positions and sizes the children in the Syncfusion.Android.DataForm.

Declaration

protected override void OnMeasure(int widthMeasureSpec, int heightMeasureSpec)

Parameters

Type	Name	Description
System.Int32	widthMeasureSpec	Width measure spec.
System.Int32	heightMeasureSpec	Height measure spec.

RefreshLayout(Boolean)

Loads more fields when the user wants to generate the fields that was canceled.

Declaration

public void RefreshLayout(bool generateAllItems = false)

Parameters

Type	Name	Description
System.Boolean	generateAllItems	True to regenerate all the items from the committed data object. false only generate the field that was canceled initially.

RegisterEditor(String, DataFormEditorBase)

Register custom editor with editor name.

Declaration

public void RegisterEditor(string editorName, DataFormEditorBase dataFormEditor)

Parameters

Type	Name	Description
System.String	editorName	The editorName to use the CustomEditor for the property.
DataFormEditorBase	dataFormEditor	The custom dataFormEditor to load the customized editor for property.

RegisterEditor(String, String)

Registers editor for property name.

Declaration

public void RegisterEditor(string propertyName, string editor)

Parameters

Type	Name	Description
System.String	propertyName	The propertyName to have editor.
System.String	editor	The editor that loaded for property name.

RegisterEditor(Type, String)

Registers editor for property type.

Declaration

public void RegisterEditor(Type type, string editor)

Parameters

Type	Name	Description
System.Type	type	The type to have editor.
System.String	editor	The editor that loaded for type.

ScrollTo(String)

Scrolls to specific editor in data form.

Declaration

public void ScrollTo(string propertyName)

Parameters

Type	Name	Description
System.String	propertyName

UpdateEditor(String)

Updates the value of the specific property in corresponding editor.

Declaration

public void UpdateEditor(string propertyName)

Parameters

Type	Name	Description
System.String	propertyName	The property to be updated.

Validate()

Validates all property values of data form items.

Declaration

public bool Validate()

Returns

Type
System.Boolean

Validate(String)

Validates the value of the specific property.

Declaration

public bool Validate(string propertyName)

Parameters

Type	Name	Description
System.String	propertyName	The property to be validated.

Returns

Type
System.Boolean

Events

AutoGeneratingDataFormItem

Occurs for each DataFormItem or DataFormGroupItem generated for the public properties of data object.

Declaration

public event EventHandler<AutoGeneratingDataFormItemEventArgs> AutoGeneratingDataFormItem

Event Type

Type
System.EventHandler<AutoGeneratingDataFormItemEventArgs>

Remarks

You can cancel the event for particular property to stop it from showing in display. Also you can customize the settings using DataFormItem or DataFormGroupItem.

GroupItemCollapsed

Occurs when group gets collapsed by user.

Declaration

public event EventHandler<GroupItemCollapsedEventArgs> GroupItemCollapsed

Event Type

Type
System.EventHandler<GroupItemCollapsedEventArgs>

GroupItemCollapsing

Occurs when user try collapse a group. You can cancel the user action using this event.

Declaration

public event EventHandler<GroupItemCollapsingEventArgs> GroupItemCollapsing

Event Type

Type
System.EventHandler<GroupItemCollapsingEventArgs>

Remarks

You can cancel the user action by using GroupItemCollapsingEventArgs.

GroupItemExpanded

Occurs when group expanded by user.

Declaration

public event EventHandler<GroupItemExpandedEventArgs> GroupItemExpanded

Event Type

Type
System.EventHandler<GroupItemExpandedEventArgs>

GroupItemExpanding

Occurs when user try expand a group. You can cancel the user action using this event.

Declaration

public event EventHandler<GroupItemExpandingEventArgs> GroupItemExpanding

Event Type

Type
System.EventHandler<GroupItemExpandingEventArgs>

Remarks

You can cancel the user action by using GroupItemExpandingEventArgs.

Validated

Occurs after completion of user input validation.

Declaration

public event EventHandler<ValidatedEventArgs> Validated

Event Type

Type
System.EventHandler<ValidatedEventArgs>

Validating

Occurs when SfDataForm validates the user input.

Declaration

public event EventHandler<ValidatingEventArgs> Validating

Event Type

Type
System.EventHandler<ValidatingEventArgs>

ValidationCompleted

Occurs when Explicit to get the invalid DataFormItems details.

Declaration

public event EventHandler<ValidationCompletedEventArgs> ValidationCompleted

Event Type

Type
System.EventHandler<ValidationCompletedEventArgs>