| Package | mx.controls |
| Class | public class LinkButton |
| Inheritance | LinkButton  Button UIComponent FlexSprite Sprite DisplayObjectContainer InteractiveObject DisplayObject EventDispatcher Object |
click event handler,
as you do with a Button control.
The LinkButton control has the following default characteristics:
| Characteristic | Description |
|---|---|
| Default size | Width and height large enough for the text |
| Minimum size | 0 pixels |
| Maximum size | Undefined |
Hide MXML SyntaxThe <mx:LinkButton> tag inherits all of the tag attributes
of its superclass, and adds the following tag attributes:
Show MXML Syntax
<mx:LinkButton
Styles
cornerRadius="4""
rollOverColor="0xEEFEE6"
selectionColor="0xB7F39B"
textRollOverColor="0x2B333C"
textSelectedColor="0x2B333C"
/>
See also
| Method | Defined By | ||
|---|---|---|---|
Constructor. | LinkButton | ||
 |
Adds a child DisplayObject instance to this DisplayObjectContainer instance. | DisplayObjectContainer | |
|
Adds a child DisplayObject instance to this DisplayObjectContainer
instance. | DisplayObjectContainer | |
| addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
Registers an event listener object with an EventDispatcher object so that the listener
receives notification of an event. | EventDispatcher | |
|
Indicates whether the security restrictions
would cause any display objects to be omitted from the list returned by calling
the DisplayObjectContainer.getObjectsUnderPoint() method
with the specified point point. | DisplayObjectContainer | |
|
Queues a function to be called later. | UIComponent | |
|
Deletes a style property from this component instance. | UIComponent | |
|
Determines whether the specified display object is a child of the DisplayObjectContainer instance or
the instance itself. | DisplayObjectContainer | |
|
Converts a Point object from content coordinates to global coordinates. | UIComponent | |
|
Converts a Point object from content to local coordinates. | UIComponent | |
|
Returns a set of properties that identify the child within
this container. | UIComponent | |
|
Creates an id reference to this IUIComponent object
on its parent document object. | UIComponent | |
|
Deletes the id reference to this IUIComponent object
on its parent document object. | UIComponent | |
|
Returns a UITextFormat object corresponding to the text styles
for this UIComponent. | UIComponent | |
| [override]
Dispatches an event into the event flow. | UIComponent | |
|
Shows or hides the focus indicator around this component. | UIComponent | |
| drawRoundRect(x:Number, y:Number, w:Number, h:Number, r:Object = null, c:Object = null, alpha:Object = null, rot:Object = null, gradient:String = null, ratios:Array = null, hole:Object = null):void
Programatically draws a rectangle into this skin's Graphics object. | UIComponent | |
|
Called by the effect instance when it stops playing on the component. | UIComponent | |
|
Called by the effect instance when it starts playing on the component. | UIComponent | |
|
Ends all currently playing effects on the component. | UIComponent | |
|
Executes the data bindings into this UIComponent object. | UIComponent | |
|
Called after printing is complete. | UIComponent | |
|
Provides the automation object at the specified index. | UIComponent | |
|
Returns a rectangle that defines the area of the display object relative to the coordinate system
of the targetCoordinateSpace object. | DisplayObject | |
|
Returns the child display object instance that exists at the specified index. | DisplayObjectContainer | |
|
Returns the child display object that exists with the specified name. | DisplayObjectContainer | |
|
Returns the index position of a child DisplayObject instance. | DisplayObjectContainer | |
|
Finds the type selectors for this UIComponent instance. | UIComponent | |
|
Returns a layout constraint value, which is the same as
getting the constraint style for this component. | UIComponent | |
|
A convenience method for determining whether to use the
explicit or measured height
| UIComponent | |
|
A convenience method for determining whether to use the
explicit or measured width
| UIComponent | |
|
Gets the object that currently has focus. | UIComponent | |
|
Returns an array of objects that lie under the specified point and are children
(or grandchildren, and so on) of this DisplayObjectContainer instance. | DisplayObjectContainer | |
|
Returns a rectangle that defines the boundary of the display object,
based on the coordinate system defined by the targetCoordinateSpace
parameter, excluding any strokes on shapes. | DisplayObject | |
|
Returns the item in the dataProvider that was used
by the specified Repeater to produce this Repeater, or
null if this Repeater isn't repeated. | UIComponent | |
|
Gets a style property that has been set anywhere in this
component's style lookup chain. | UIComponent | |
|
Converts a Point object from global to content coordinates. | UIComponent | |
|
Converts the point object from the Stage (global) coordinates
to the display object's (local) coordinates. | DisplayObject | |
|
Converts a two-dimensional point from the Stage (global) coordinates to a
three-dimensional display object's (local) coordinates. | DisplayObject | |
|
Checks whether the EventDispatcher object has any listeners registered for a specific type
of event. | EventDispatcher | |
|
Indicates whether an object has a specified property defined. | Object | |
|
Evaluates the bounding box of the display object to see if it overlaps or intersects with the
bounding box of the obj display object. | DisplayObject | |
|
Evaluates the display object to see if it overlaps or intersects with the
point specified by the x and y parameters. | DisplayObject | |
|
Returns a box Matrix which can be passed to the
drawRoundRect() method
as the rot parameter when drawing a horizontal gradient. | UIComponent | |
|
Initializes the internal structure of this component. | UIComponent | |
|
Initializes various properties which keep track of repeated instances
of this component. | UIComponent | |
|
Marks a component so that its updateDisplayList()
method gets called during a later screen update. | UIComponent | |
|
Marks a component so that its commitProperties()
method gets called during a later screen update. | UIComponent | |
|
Marks a component so that its measure()
method gets called during a later screen update. | UIComponent | |
|
Indicates whether an instance of the Object class is in the prototype chain of the object specified
as the parameter. | Object | |
|
Converts a three-dimensional point of the three-dimensional display
object's (local) coordinates to a two-dimensional point in the Stage (global) coordinates. | DisplayObject | |
|
Converts a Point object from local to content coordinates. | UIComponent | |
|
Converts the point object from the display object's (local) coordinates to the
Stage (global) coordinates. | DisplayObject | |
|
Measures the specified HTML text, which may contain HTML tags such
as <font> and <b>,
assuming that it is displayed
in a single-line UITextField using a UITextFormat
determined by the styles of this UIComponent. | UIComponent | |
|
Measures the specified text, assuming that it is displayed
in a single-line UITextField using a UITextFormat
determined by the styles of this UIComponent. | UIComponent | |
|
Moves the component to a specified position within its parent. | UIComponent | |
|
Propagates style changes to the children. | UIComponent | |
|
Returns true if the chain of owner properties
points from child to this UIComponent. | UIComponent | |
|
Called by Flex when a UIComponent object is added to or removed from a parent. | UIComponent | |
|
Prepares an IFlexDisplayObject for printing. | UIComponent | |
|
Indicates whether the specified property exists and is enumerable. | Object | |
|
Builds or rebuilds the CSS style cache for this component
and, if the recursive parameter is true,
for all descendants of this component as well. | UIComponent | |
|
For each effect event, registers the EffectManager
as one of the event listeners. | UIComponent | |
|
Removes the specified child DisplayObject instance from the child list of the DisplayObjectContainer instance. | DisplayObjectContainer | |
|
Removes a child DisplayObject from the specified index position in the child list of
the DisplayObjectContainer. | DisplayObjectContainer | |
|
Removes a listener from the EventDispatcher object. | EventDispatcher | |
|
Replays the specified event. | UIComponent | |
|
Resolves a child by using the id provided. | UIComponent | |
| [static]
Resumes the background processing of methods
queued by callLater(), after a call to
suspendBackgroundProcessing(). | UIComponent | |
|
Sizes the object. | UIComponent | |
|
Changes the position of an existing child in the display object container. | DisplayObjectContainer | |
|
Sets a layout constraint value, which is the same as
setting the constraint style for this component. | UIComponent | |
|
Set the current state. | UIComponent | |
|
Sets the focus to this component. | UIComponent | |
|
Sets the availability of a dynamic property for loop operations. | Object | |
|
Sets a style property on this component instance. | UIComponent | |
|
Called when the visible property changes. | UIComponent | |
|
Lets the user drag the specified sprite. | Sprite | |
|
Ends the startDrag() method. | Sprite | |
|
Detects changes to style properties. | UIComponent | |
|
Flex calls the stylesInitialized() method when
the styles for a component are first initialized. | UIComponent | |
| [static]
Blocks the background processing of methods
queued by callLater(),
until resumeBackgroundProcessing() is called. | UIComponent | |
|
Swaps the z-order (front-to-back order) of the two specified child objects. | DisplayObjectContainer | |
|
Swaps the z-order (front-to-back order) of the child objects at the two specified index positions in the
child list. | DisplayObjectContainer | |
|
Returns the string representation of this object, formatted according to locale-specific conventions. | Object | |
| [override]
Returns a string indicating the location of this object
within the hierarchy of DisplayObjects in the Application. | FlexSprite | |
|
Validates the position and size of children and draws other
visuals. | UIComponent | |
|
Validate and update the properties and layout of this object
and redraw it, if necessary. | UIComponent | |
|
Used by layout logic to validate the properties of a component
by calling the commitProperties() method. | UIComponent | |
|
Validates the measured size of the component
If the LayoutManager.invalidateSize() method is called with
this ILayoutManagerClient, then the validateSize() method
is called when it's time to do measurements. | UIComponent | |
|
Handles both the valid and invalid events from a
validator assigned to this component. | UIComponent | |
|
Returns the primitive value of the specified object. | Object | |
|
Returns a box Matrix which can be passed to drawRoundRect()
as the rot parameter when drawing a vertical gradient. | UIComponent | |
|
Checks whether an event listener is registered with this EventDispatcher object or any of
its ancestors for the specified event type. | EventDispatcher | |
| Style | Description | Defined By | ||
|---|---|---|---|---|
| Type: String CSS Inheritance: no The vertical distance in pixels from the top edge of the content area to the control's baseline position. | UIComponent | ||
| Type: String CSS Inheritance: no The vertical distance in pixels from the lower edge of the component to the lower edge of its content area. | UIComponent | ||
| Type: uint Format: Color CSS Inheritance: yes Color of text in the component, including the component label. | Button | ||
cornerRadius | Type: Number Format: Length CSS Inheritance: no Corner radius of the highlighted rectangle around a LinkButton. The default value is 4. | LinkButton | ||
| Type: uint Format: Color CSS Inheritance: yes Color of text in the component if it is disabled. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is disabled and not selected. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when the button is not selected and is disabled. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is not selected and the mouse button is down. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when the button is not selected and the mouse button is down. | Button | ||
| Type: uint Format: Color CSS Inheritance: yes Color of the component highlight when validation fails. | UIComponent | ||
| Type: Number CSS Inheritance: no Specifies the alpha transparency value of the focus skin. | Button | ||
| Type: String CSS Inheritance: no Blend mode used by the focus rectangle. | UIComponent | ||
| Type: String CSS Inheritance: no Specifies which corners of the focus rectangle should be rounded. | Button | ||
| Type: Class CSS Inheritance: no Skin used to draw the focus rectangle. | UIComponent | ||
| Type: Number Format: Length CSS Inheritance: no Thickness, in pixels, of the focus rectangle outline. | UIComponent | ||
| Type: String CSS Inheritance: yes Sets the antiAliasType property of internal TextFields. | Button | ||
| Type: String CSS Inheritance: yes Name of the font to use. | Button | ||
| Type: String CSS Inheritance: yes Sets the gridFitType property of internal TextFields that represent text in Flex controls. | Button | ||
| Type: Number CSS Inheritance: yes Sets the sharpness property of internal TextFields that represent text in Flex controls. | Button | ||
| Type: Number Format: Length CSS Inheritance: yes Height of the text, in pixels. | Button | ||
| Type: String CSS Inheritance: yes Determines whether the text is italic font. | Button | ||
| Type: Number CSS Inheritance: yes Sets the thickness property of internal TextFields that represent text in Flex controls. | Button | ||
| Type: String CSS Inheritance: yes Determines whether the text is boldface. | Button | ||
| Type: String CSS Inheritance: no The horizontal distance in pixels from the center of the component's content area to the center of the component. | UIComponent | ||
| Type: Number Format: Length CSS Inheritance: no Gap between the label and icon, when the labelPlacement property is set to left or right. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the default icon. | Button | ||
| Type: Boolean CSS Inheritance: yes A Boolean value that indicates whether kerning is enabled ( true) or disabled (false). | Button | ||
| Type: Number Format: Length CSS Inheritance: yes Additional vertical space between lines of text. | Button | ||
| Type: String CSS Inheritance: no The horizontal distance in pixels from the left edge of the component's content area to the left edge of the component. | UIComponent | ||
| Type: Number CSS Inheritance: yes The number of additional pixels to appear between each character. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is not selected and the mouse is over the control. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when the button is not selected and the mouse is over the control. | Button | ||
| Type: Number Format: Length CSS Inheritance: no Number of pixels between the component's bottom border and the bottom of its content area. | Button | ||
| Type: Number Format: Length CSS Inheritance: no Number of pixels between the component's left border and the left edge of its content area. | Button | ||
| Type: Number Format: Length CSS Inheritance: no Number of pixels between the component's right border and the right edge of its content area. | Button | ||
| Type: Number Format: Length CSS Inheritance: no Number of pixels between the component's top border and the top of its content area. | Button | ||
| Type: Number Format: Time CSS Inheritance: no Number of milliseconds to wait after the first buttonDown event before repeating buttonDown events at each repeatInterval. | Button | ||
| Type: Number Format: Time CSS Inheritance: no Number of milliseconds between buttonDown events if the user presses and holds the mouse on a button. | Button | ||
| Type: String CSS Inheritance: no The horizontal distance in pixels from the right edge of the component to the right edge of its content area. | UIComponent | ||
rollOverColor | Type: uint Format: Color CSS Inheritance: yes Color of a LinkButton as a user moves the mouse pointer over it. The default value is 0xEEFEE6. | LinkButton | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is selected and disabled. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when a toggle button is selected and disabled. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is selected and the mouse button is down. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when a toggle button is selected and the mouse button is down. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is selected and the mouse is over the control. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when a toggle button is selected and the mouse is over the control. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when the button is selected and the mouse button is up. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when a toggle button is selected and the mouse is not over the control. | Button | ||
selectionColor | Type: uint Format: Color CSS Inheritance: yes Background color of a LinkButton as a user presses it. The default value is 0xB7F39B. | LinkButton | ||
| Type: Class CSS Inheritance: no Name of the class to use as the default skin for the background and border. | Button | ||
| Type: String CSS Inheritance: yes Alignment of text within a container. | Button | ||
| Type: String CSS Inheritance: yes Determines whether the text is underlined. | Button | ||
| Type: Number Format: Length CSS Inheritance: yes Offset of first line of text from the left side of the container, in pixels. | Button | ||
textRollOverColor | Type: uint Format: Color CSS Inheritance: yes Text color of a LinkButton as a user moves the mouse pointer over it. The default value is 0x2B333C. | LinkButton | ||
textSelectedColor | Type: uint Format: Color CSS Inheritance: yes Text color of a LinkButton as a user presses it. The default value is 0x2B333C. | LinkButton | ||
| Type: uint Format: Color CSS Inheritance: yes Theme color of a component. | UIComponent | ||
| Type: String CSS Inheritance: no The vertical distance in pixels from the top edge of the control's content area to the top edge of the component. | UIComponent | ||
| Type: Class CSS Inheritance: no Name of the class to use as the icon when a toggle button is not selected and the mouse is not over the button. | Button | ||
| Type: Class CSS Inheritance: no Name of the class to use as the skin for the background and border when the button is not selected and the mouse is not over the control. | Button | ||
| Type: String CSS Inheritance: no The vertical distance in pixels from the center of the component's content area to the center of the component. | UIComponent | ||
| Type: Number Format: Length CSS Inheritance: no Gap between the button's label and icon when the labelPlacement property is set to "top" or "bottom". | Button | ||
| LinkButton | () | Constructor |
public function LinkButton()Constructor.
<?xml version="1.0"?>
<!-- Simple example to demonstrate the LinkButton control. -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
<mx:Script>
import mx.controls.Alert;
</mx:Script>
<mx:Panel title="LinkButton Control Example"
height="75%" width="75%" horizontalAlign="center"
paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10">
<mx:Label width="100%"
text="Select the LinkButton control to open the Alert control."/>
<mx:LinkButton label="LinkButton control" color="#0000FF" fontWeight="bold"
click="Alert.show('LinkButton selected!');"/>
</mx:Panel>
</mx:Application>
