Class TextBoxViewElement

An editable and selectable TextBoxWrapPanel

Inheritance
System.Object
DisposableObject
RadObject
RadElement
VisualElement
RadComponentElement
RadItem
UIItemBase
LightVisualElement
TextBoxWrapPanel
TextBoxViewElement
AutoCompleteBoxViewElement
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Telerik.WinControls.UI
Assembly: Telerik.WinControls.UI.dll

Syntax

public class TextBoxViewElement : TextBoxWrapPanel, INotifyPropertyChanged, ICustomTypeDescriptor, ISupportSystemSkin, IComponent, IDisposable, IBindableComponent, ISupportDrag, ISupportDrop, IShortcutProvider, IStylableElement, IStylableNode, IPrimitiveElement, IShapedElement, IFillElement, IBorderElement, IBoxStyle, IBoxElement, IImageElement, ITextPrimitive, ITextProvider, INotifyPropertyChangingEx

Constructors

TextBoxViewElement()

Declaration
public TextBoxViewElement()

Properties

HScroller

Gets or sets the scroller for Horizontal Scrollbar

Declaration
public TextBoxScroller HScroller { get; set; }
Property Value
TextBoxScroller

The Horizontal Scroller

IsEditing

Gets a value indicating whether this textbox is editing mode.

Declaration
public bool IsEditing { get; }
Property Value
System.Boolean

true if this textbox is editing; otherwise, false.

IsReadOnly

Gets or sets a value indicating whether text in the text box is read-only.

Declaration
public bool IsReadOnly { get; set; }
Property Value
System.Boolean

true if this is in read only mode; otherwise, false.

PasswordChar

Gets or sets the character used to mask characters of a password in a single-line

Declaration
public virtual char PasswordChar { get; set; }
Property Value
System.Char

ScrollOffset

Gets or sets the scroll offset.

Declaration
public SizeF ScrollOffset { get; set; }
Property Value
System.Drawing.SizeF

The scroll offset.

SelectionPrimitive

Gets or sets the selection primitive that renders the selection

Declaration
public TextBoxSelectionPrimitive SelectionPrimitive { get; set; }
Property Value
TextBoxSelectionPrimitive

The selection primitive.

UseSystemPasswordChar

Gets or sets a value indicating whether the text in view should appear as the default password character.

Declaration
public virtual bool UseSystemPasswordChar { get; set; }
Property Value
System.Boolean

VScroller

Gets or sets the scroller for Vertical Scrollbar

Declaration
public TextBoxScroller VScroller { get; set; }
Property Value
TextBoxScroller

The Vertical Scroller

Methods

BeginEditUpdate()

Suspends notifcations when text is editing.

Declaration
public void BeginEditUpdate()

CanInsert(Char)

Declaration
protected override bool CanInsert(char symbol)
Parameters
System.Char symbol

Returns
System.Boolean

Overrides

CanInsert(String)

Declaration
protected override bool CanInsert(string text)
Parameters
System.String text

Returns
System.Boolean

Overrides

ClampDesiredSize(SizeF, SizeF)

Declaration
protected override SizeF ClampDesiredSize(SizeF desiredSize, SizeF availableSize)
Parameters
System.Drawing.SizeF desiredSize

System.Drawing.SizeF availableSize

Returns
System.Drawing.SizeF

Overrides

Delete(TextPosition, TextPosition)

Deletes the text range

Declaration
public bool Delete(TextPosition startPosition, TextPosition endPosition)
Parameters
TextPosition startPosition

The start position.
TextPosition endPosition

The end position.
Returns
System.Boolean

DisposeManagedResources()

Declaration
protected override void DisposeManagedResources()
Overrides

DpiScaleChanged(SizeF)

Declaration
public override void DpiScaleChanged(SizeF scaleFactor)
Parameters
System.Drawing.SizeF scaleFactor

Overrides

EndEditUpdate()

Resumes notifcations when text is editing.

Declaration
public void EndEditUpdate()

EndEditUpdate(Boolean, String, Int32, TextBoxChangeAction)

Resumes notifcations when text is editing.

Declaration
public virtual void EndEditUpdate(bool notify, string newText, int caretPosition, TextBoxChangeAction action)
Parameters
System.Boolean notify

if set to true the TextChanged event is fired.
System.String newText

The new text.
System.Int32 caretPosition

The caret position.
TextBoxChangeAction action

The action.

GetClientRectangle(SizeF)

Declaration
protected override RectangleF GetClientRectangle(SizeF finalSize)
Parameters
System.Drawing.SizeF finalSize

Returns
System.Drawing.RectangleF

Overrides

GetLocation(TextPosition)

Gets the location of TextPosition instance

Declaration
public PointF GetLocation(TextPosition position)
Parameters
TextPosition position

The position.
Returns
System.Drawing.PointF

Insert(TextPosition, String)

Inserts the specified text in concerte position.

Declaration
public bool Insert(TextPosition startPosition, string text)
Parameters
TextPosition startPosition

The position.
System.String text

The text.
Returns
System.Boolean

MeasureOverride(SizeF)

Declaration
protected override SizeF MeasureOverride(SizeF availableSize)
Parameters
System.Drawing.SizeF availableSize

Returns
System.Drawing.SizeF

Overrides

OnNotifyPropertyChanged(PropertyChangedEventArgs)

Declaration
protected override void OnNotifyPropertyChanged(PropertyChangedEventArgs e)
Parameters
System.ComponentModel.PropertyChangedEventArgs e

Overrides

OnPropertyChanging(PropertyChangingEventArgsEx)

Declaration
protected override void OnPropertyChanging(PropertyChangingEventArgsEx e)
Parameters
PropertyChangingEventArgsEx e

Overrides

PaintChildren(IGraphics, Rectangle, Single, SizeF, Boolean)

Declaration
protected override void PaintChildren(IGraphics graphics, Rectangle clipRectange, float angle, SizeF scale, bool useRelativeTransformation)
Parameters
IGraphics graphics

System.Drawing.Rectangle clipRectange

System.Single angle

System.Drawing.SizeF scale

System.Boolean useRelativeTransformation

Overrides

PointToAbsolute(PointF)

Convert point to absolute point according to the current scroll offset

Declaration
public PointF PointToAbsolute(PointF pointF)
Parameters
System.Drawing.PointF pointF

The point.
Returns
System.Drawing.PointF

PostPaintChildren(IGraphics, Rectangle, Single, SizeF)

Declaration
protected override void PostPaintChildren(IGraphics graphics, Rectangle clipRectange, float angle, SizeF scale)
Parameters
IGraphics graphics

System.Drawing.Rectangle clipRectange

System.Single angle

System.Drawing.SizeF scale

Overrides

RemoveBlockRange(ITextBlock, Int32, ITextBlock, Int32, ref Int32)

Declaration
protected virtual ITextBlock RemoveBlockRange(ITextBlock startBlock, int startCharPosition, ITextBlock endBlock, int endCharPosition, ref int position)
Parameters
ITextBlock startBlock

System.Int32 startCharPosition

ITextBlock endBlock

System.Int32 endCharPosition

System.Int32 position

Returns
ITextBlock

Replace(TextPosition, TextPosition, String)

Replaces the text ranged with a new text

Declaration
public bool Replace(TextPosition startPosition, TextPosition endPosition, string text)
Parameters
TextPosition startPosition

The start position.
TextPosition endPosition

The end position.
System.String text

The text.
Returns
System.Boolean

ReplaceOverride(TextPosition, TextPosition, String)

Replaces the text ranged with a new text

Declaration
protected virtual void ReplaceOverride(TextPosition startPosition, TextPosition endPosition, string text)
Parameters
TextPosition startPosition

The start position.
TextPosition endPosition

The end position.
System.String text

The text.

ReplaceSpecialTextBlock(ITextBlock, Int32, Int32, String)

Replaces the text range in concrete special ITextBlock

Declaration
protected virtual void ReplaceSpecialTextBlock(ITextBlock targetBlock, int startCharPosition, int endCharPosition, string text)
Parameters
ITextBlock targetBlock

The target block.
System.Int32 startCharPosition

The start char position.
System.Int32 endCharPosition

The end char position.
System.String text

The text.

ReplaceTextBlock(ITextBlock, Int32, Int32, String)

Replaces the text range in concrete non-special ITextBlock

Declaration
protected virtual void ReplaceTextBlock(ITextBlock targetBlock, int startCharPosition, int endCharPosition, string text)
Parameters
ITextBlock targetBlock

The target block.
System.Int32 startCharPosition

The start char position.
System.Int32 endCharPosition

The end char position.
System.String text

The text.

ReplaceTextRange(ITextBlock, Int32, Int32, String)

Replaces the text range in ITextBlock

Declaration
protected virtual void ReplaceTextRange(ITextBlock targetBlock, int startCharPosition, int endCharPosition, string text)
Parameters
ITextBlock targetBlock

The target block.
System.Int32 startCharPosition

The start char position.
System.Int32 endCharPosition

The end char position.
System.String text

The text.

Extension Methods