Class Widget

Definition

Namespace:: ElmSharp

Assembly:: ElmSharp.dll

API Level:: preview

The Widget is an abstract class and the parent of other widgets. Inherits from EvasObject.


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public abstract class Widget : AccessibleObject, IAccessibleObject

Inheritance: Object

EvasObject

AccessibleObject

Widget

Derived: Conformant

Conformant

Conformant

Conformant

Conformant

Conformant

Conformant

Container

Container

Container

Container

Container

Container

Container

GestureLayer

GestureLayer

GestureLayer

GestureLayer

GestureLayer

GestureLayer

GestureLayer

Image

Image

Image

Image

Image

Image

Image

Naviframe

Naviframe

Naviframe

Naviframe

Naviframe

Naviframe

Naviframe

Toolbar

Toolbar

Toolbar

Toolbar

Toolbar

Toolbar

Toolbar

CircleProgressBar

CircleProgressBar

CircleProgressBar

CircleProgressBar

CircleProgressBar

CircleProgressBar

CircleProgressBar

CircleSlider

CircleSlider

CircleSlider

CircleSlider

CircleSlider

CircleSlider

CircleSlider

Window

Window

Window

Window

Window

Window

Window

Implements: IAccessibleObject

Constructors

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Widget()

Creates and initializes a new instance of the Widget class.

Declaration


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protected Widget()

API Level: preview

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Widget(EvasObject)

Creates and initializes a new instance of the Widget class.

Declaration


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protected Widget(EvasObject parent)

Parameters

Type	Name	Description
EvasObject	parent	The parent of the new Widget instance.

API Level: preview

Properties

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AllowTreeFocus

Sets or gets whether a widget and its children are focusable or not.

Declaration


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public bool AllowTreeFocus { get; set; }

Property Value

Type	Description
Boolean

API Level: preview

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BackgroundColor

Sets or gets the background color of the widget.

Declaration


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public virtual Color BackgroundColor { get; set; }

Property Value

Type	Description
Color

Remarks

It could be overridden by special child class.

API Level: preview

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IsAutoMirroredMode

Sets or gets the widget's mirrored mode setting. When widget is set to automatic mode(true), it follows the system mirrored mode.

Declaration


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public bool IsAutoMirroredMode { get; set; }

Property Value

Type	Description
Boolean

API Level: preview

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IsEnabled

Sets or gets the state of the widget, which might be enabled or disabled.

Declaration


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public virtual bool IsEnabled { get; set; }

Property Value

Type	Description
Boolean

API Level: preview

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IsFocusAllowed

Gets whether a widget is focusable or not.

Declaration


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public bool IsFocusAllowed { get; }

Property Value

Type	Description
Boolean

Remarks

Widgets which are meant to be interacted with by input events, are created able to be focused by default.

API Level: preview

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IsFocused

Gets whether this widget is focused.

Declaration


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public bool IsFocused { get; }

Property Value

Type	Description
Boolean

API Level: preview

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IsMirroredMode

Sets or gets the widget's mirrored mode.

Declaration


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public bool IsMirroredMode { get; set; }

Property Value

Type	Description
Boolean

API Level: preview

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Opacity

Sets or gets the opacity of the widget.

Declaration


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public virtual int Opacity { get; set; }

Property Value

Type	Description
System.Int32

Remarks

It could be overridden by special child class.

API Level: preview

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Style

Sets or gets the style of the widget.

Declaration


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public string Style { get; set; }

Property Value

Type	Description
System.String

API Level: preview

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Text

Sets or gets the text of the widget.

Declaration


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public virtual string Text { get; set; }

Property Value

Type	Description
System.String

Remarks

It could be overridden by special child class.

API Level: preview

Methods

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AllowFocus(Boolean)

Sets the ability for a widget to be focused.

Declaration


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public void AllowFocus(bool isAllowFocus)

Parameters

Type	Name	Description
Boolean	isAllowFocus	true if the object can be focused, false if not(and on errors).

API Level: preview

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FocusNext(FocusDirection)

Gives focus to the next widget in the widget tree.

Declaration


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public void FocusNext(FocusDirection direction)

Parameters

Type	Name	Description
FocusDirection	direction	Direction to move the focus.

API Level: preview

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GetPartColor(String)

Gets color of the particular part of the widget.

Declaration


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public virtual Color GetPartColor(string part)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.

Returns

Type	Description
Color	The color of the particular part.

Remarks

This method is a virtual method, it could be overridden by special child class.

API Level: preview

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GetPartOpacity(String)

Gets opacity of the particular part of the widget.

Declaration


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public int GetPartOpacity(string part)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.

Returns

Type	Description
System.Int32	Opacity value of the particular part.

API Level: preview

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GetPartText(String)

Gets text of a particular part of the widget.

Declaration


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public virtual string GetPartText(string part)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.

Returns

Type	Description
System.String	Text of the particular part of the widget.

API Level: preview

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OnRealized()

The callback of the Realized event.

Declaration


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protected override void OnRealized()

Overrides

EvasObject.OnRealized()

API Level: preview

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SetContent(EvasObject)

Sets content to the widget, and the preserve old content will be deleted.

Declaration


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public void SetContent(EvasObject content)

Parameters

Type	Name	Description
EvasObject	content	The content.

SetContent(EvasObject, Boolean)

Sets content to the widget.

Declaration


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public void SetContent(EvasObject content, bool preserveOldContent)

Parameters

Type	Name	Description
EvasObject	content	The content.
Boolean	preserveOldContent	true, preserve old content will be unset and not be deleted. false, preserve old content will be deleted.

SetFocus(Boolean)

Sets the widget to be focused or not.

Declaration


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public void SetFocus(bool isFocus)

Parameters

Type	Name	Description
Boolean	isFocus	Whether be focused.

API Level: preview

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SetNextFocusObject(EvasObject, FocusDirection)

Sets the next widget with specific focus direction.

Declaration


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public void SetNextFocusObject(EvasObject next, FocusDirection direction)

Parameters

Type	Name	Description
EvasObject	next	Focus next widget.
FocusDirection	direction	Focus direction.

API Level: preview

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SetPartColor(String, Color)

Sets color of a particular part of the widget.

Declaration


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public virtual void SetPartColor(string part, Color color)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.
Color	color	The color to be set to the widget.

Remarks

This method is a virtual method, it could be overridden by special child class.

API Level: preview

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SetPartContent(String, EvasObject)

Sets content to the particular part of the widget, and the preserve old content will be deleted.

Declaration


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public virtual bool SetPartContent(string part, EvasObject content)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.
EvasObject	content	The content.

Returns

Type	Description
Boolean

SetPartContent(String, EvasObject, Boolean)

Sets content to the particular part of the widget.

Declaration


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public virtual bool SetPartContent(string part, EvasObject content, bool preserveOldContent)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.
EvasObject	content	The content.
Boolean	preserveOldContent	true, preserve old content will be unset and not be deleted. false, preserve old content will be deleted.

Returns

Type	Description
Boolean

SetPartOpacity(String, Int32)

Sets opacity of the particular part of the widget.

Declaration


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public void SetPartOpacity(string part, int opacity)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.
System.Int32	opacity	The opacity of the particular part.

API Level: preview

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SetPartText(String, String)

Sets text to the particular part of the widget.

Declaration


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public virtual bool SetPartText(string part, string text)

Parameters

Type	Name	Description
System.String	part	The name of the particular part.
System.String	text	The text.

Returns

Type	Description
Boolean

API Level: preview

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SignalEmit(String, String)

Sends a signal to the edje object of the widget.

Declaration


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public void SignalEmit(string emission, string source)

Parameters

Type	Name	Description
System.String	emission	The signal's name.
System.String	source	The signal's source.

API Level: preview

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UpdatePartContents(EvasObject, String)

Updates the part contents.

Declaration


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protected void UpdatePartContents(EvasObject content, string part = "__default__")

Parameters

Type	Name	Description
EvasObject	content	The content which is put into the part.
System.String	part	The updated part.

API Level: preview

Events

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Focused

Focused will be triggered when the widget is focused.

Declaration


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public event EventHandler Focused

Event Type

Type	Description
EventHandler

API Level: preview

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Unfocused

Unfocused will be triggered when the widget is unfocused.

Declaration


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public event EventHandler Unfocused

Event Type

Type	Description
EventHandler

API Level: preview

Implements

IAccessibleObject

Extension Methods

RotaryEventExtensions.AddRotaryEventHandler(EvasObject, RotaryEventHandler)

RotaryEventExtensions.RemoveRotaryEventHandler(EvasObject, RotaryEventHandler)

RotaryEventExtensions.Activate(EvasObject)

RotaryEventExtensions.Deactivate(EvasObject)