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Class YAHOO.ext.LayoutDialog

Package:YAHOO.ext
Class:LayoutDialog
Extends:BasicDialog
Defined In:BasicDialog.js
Dialog which provides adjustments for working with a layout in a Dialog. Add your neccessary layout config options to the dialogs config.
Example Usage (including a nested layout):
    if(!dialog){
    dialog = new YAHOO.ext.LayoutDialog("download-dlg", { 
            modal: true,
            width:600,
            height:450,
            shadow:true,
            minWidth:500,
            minHeight:350,
            autoTabs:true,
            proxyDrag:true,
            // layout config merges with the dialog config
            center:{
                tabPosition: 'top',
                alwaysShowTabs: true
            }
    });
    dialog.addKeyListener(27, dialog.hide, dialog);
    dialog.setDefaultButton(dialog.addButton('Close', dialog.hide, dialog));
    dialog.addButton('Build It!', this.getDownload, this);
    
    // we can even add nested layouts
    var innerLayout = new YAHOO.ext.BorderLayout('dl-inner', {
        east: {
            initialSize: 200,
            autoScroll:true,
            split:true
        },
        center: {
            autoScroll:true
        }
    });
    innerLayout.beginUpdate();
    innerLayout.add('east', new YAHOO.ext.ContentPanel('dl-details'));
    innerLayout.add('center', new YAHOO.ext.ContentPanel('selection-panel'));
    innerLayout.endUpdate(true);
    
    // when doing updates to the top level layout in a dialog, you need to 
    // use dialog.beginUpdate()/endUpdate() instead of layout.beginUpdate()/endUpdate()
    var layout = dialog.getLayout();
    dialog.beginUpdate();
    layout.add('center', new YAHOO.ext.ContentPanel('standard-panel', 
                        {title: 'Download the Source', fitToFrame:true}));
    layout.add('center', new YAHOO.ext.NestedLayoutPanel(innerLayout, 
               {title: 'Build your own yui-ext.js'}));
    layout.getRegion('center').showPanel(sp);
    dialog.endUpdate();

Public Properties

Property Defined By
  body : YAHOO.ext.Element BasicDialog
The body element
  footer : YAHOO.ext.Element BasicDialog
The footer element
  header : YAHOO.ext.Element BasicDialog
The header element

Public Methods

Method Defined By
  LayoutDialog(String/HTMLElement/YAHOO.ext.Element el, Object config) LayoutDialog
  addButton(String/Object config, Function handler, [Object scope]) : YAHOO.ext.BasicDialog.Button BasicDialog
Adds a button.
  addKeyListener(Number/Array/Object key, Function fn, [Object scope]) : void BasicDialog
Adds a key listener for when this dialog is displayed
  addListener(String eventName, Function handler, [Object scope], [boolean override]) : void Observable
Appends an event handler to this element
  beginUpdate() : void LayoutDialog
Begins an update of the layout and sets display to block and visibility to hidden.
  delayedListener(String eventName, Function handler, [Object scope], [Number delay]) : Function Observable
Appends an event handler to this element that is delayed the specified number of milliseconds.
  destroy([Boolean removeEl]) : void BasicDialog
Destroys this dialog
  endUpdate() : void LayoutDialog
Ends update of the layout and resets display to none.
  fireEvent(String eventName, Object... args) : void Observable
Fires the specified event with the passed parameters (minus the event name).
  getEl() : YAHOO.ext.BasicDialog BasicDialog
Returns the element for this dialog
  getLayout() : YAHOO.ext.BorderLayout LayoutDialog
Get the BorderLayout for this dialog
  getTabs() : YAHOO.ext.TabPanel BasicDialog
Returns the TabPanel component (if autoTabs)
  hide([Function callback]) : void BasicDialog
Hides the dialog.
  isVisible() : Boolean BasicDialog
Returns true if the dialog is visible
  purgeListeners() : void Observable
Removes all listeners for this object
  removeListener(String eventName, Function handler, [Object scope]) : void Observable
Removes a listener
  restoreState() : void BasicDialog
Restores the previous state of the dialog if YAHOO.ext.state is configured
  setDefaultButton(YAHOO.ext.BasicDialog.Button btn) : void BasicDialog
Sets the default button to be focused when the dialog is displayed
  show([String/HTMLElement/YAHOO.ext.Element animateTarget]) : void BasicDialog
Shows the dialog.

Public Events

Event Defined By
  beforehide : (YAHOO.ext.BasicDialog this) BasicDialog
Fires before this dialog is hidden.
  beforeshow : (YAHOO.ext.BasicDialog this) BasicDialog
Fires before this dialog is shown.
  hide : (YAHOO.ext.BasicDialog this) BasicDialog
Fires when this dialog is hidden.
  keydown : (YAHOO.ext.BasicDialog this, YAHOO.ext.EventObject e) BasicDialog
Fires when a key is pressed
  move : (YAHOO.ext.BasicDialog this, Number x, Number y) BasicDialog
Fires when this dialog is moved by the user.
  resize : (YAHOO.ext.BasicDialog this, Number width, Number height) BasicDialog
Fires when this dialog is resized by the user.
  show : (YAHOO.ext.BasicDialog this) BasicDialog
Fires when this dialog is shown.

Property Details

body

public YAHOO.ext.Element body
The body element
This property is defined by BasicDialog.

footer

public YAHOO.ext.Element footer
The footer element
This property is defined by BasicDialog.

header

public YAHOO.ext.Element header
The header element
This property is defined by BasicDialog.

Constructor Details

LayoutDialog

public function LayoutDialog(String/HTMLElement/YAHOO.ext.Element el, Object config)
Parameters:
  • el : String/HTMLElement/YAHOO.ext.Element
    The id of or container element
  • config : Object
    configuration options

Method Details

addButton

public function addButton(String/Object config, Function handler, [Object scope])
Adds a button.
Parameters:
  • config : String/Object
    A string becomes the button text, an object is expected to be a valid YAHOO.ext.DomHelper element config
  • handler : Function
    The function called when the button is clicked
  • scope : Object
    (optional) The scope of the handler function
Returns:
  • YAHOO.ext.BasicDialog.Button
This method is defined by BasicDialog.

addKeyListener

public function addKeyListener(Number/Array/Object key, Function fn, [Object scope])
Adds a key listener for when this dialog is displayed
Parameters:
  • key : Number/Array/Object
    Either the numeric key code, array of key codes or an object with the following options: {key: (number or array), shift: (true/false), ctrl: (true/false), alt: (true/false)}
  • fn : Function
    The function to call
  • scope : Object
    (optional) The scope of the function
Returns:
  • void
This method is defined by BasicDialog.

addListener

public function addListener(String eventName, Function handler, [Object scope], [boolean override])
Appends an event handler to this element
Parameters:
  • eventName : String
    The type of event to listen for
  • handler : Function
    The method the event invokes
  • scope : Object
    (optional) The scope (this object) for the handler
  • override : boolean
    (optional) If true, scope becomes the scope
Returns:
  • void
This method is defined by Observable.

beginUpdate

public function beginUpdate()
Begins an update of the layout and sets display to block and visibility to hidden.
Parameters:
  • None.
Returns:
  • void
This method is defined by LayoutDialog.

delayedListener

public function delayedListener(String eventName, Function handler, [Object scope], [Number delay])
Appends an event handler to this element that is delayed the specified number of milliseconds.
Parameters:
  • eventName : String
    The type of event to listen for
  • handler : Function
    The method the event invokes
  • scope : Object
    (optional) The scope (this object) for the handler
  • delay : Number
    (optional) The number of milliseconds to delay
Returns:
  • Function
    The wrapped function that was created (can be used to remove the listener)
This method is defined by Observable.

destroy

public function destroy([Boolean removeEl])
Destroys this dialog
Parameters:
  • removeEl : Boolean
    (optional) true to remove the element from the DOM
Returns:
  • void
This method is defined by BasicDialog.

endUpdate

public function endUpdate()
Ends update of the layout and resets display to none.
Parameters:
  • None.
Returns:
  • void
This method is defined by LayoutDialog.

fireEvent

public function fireEvent(String eventName, Object... args)
Fires the specified event with the passed parameters (minus the event name).
Parameters:
  • eventName : String
  • args : Object...
    Variable number of parameters are passed to handlers
Returns:
  • void
This method is defined by Observable.

getEl

public function getEl()
Returns the element for this dialog
Parameters:
  • None.
Returns:
  • YAHOO.ext.BasicDialog
This method is defined by BasicDialog.

getLayout

public function getLayout()
Get the BorderLayout for this dialog
Parameters:
  • None.
Returns:
  • YAHOO.ext.BorderLayout
This method is defined by LayoutDialog.

getTabs

public function getTabs()
Returns the TabPanel component (if autoTabs)
Parameters:
  • None.
Returns:
  • YAHOO.ext.TabPanel
This method is defined by BasicDialog.

hide

public function hide([Function callback])
Hides the dialog.
Parameters:
  • callback : Function
    (optional) Function to call when the dialog is hidden
Returns:
  • void
This method is defined by BasicDialog.

isVisible

public function isVisible()
Returns true if the dialog is visible
Parameters:
  • None.
Returns:
  • Boolean
This method is defined by BasicDialog.

purgeListeners

public function purgeListeners()
Removes all listeners for this object
Parameters:
  • None.
Returns:
  • void
This method is defined by Observable.

removeListener

public function removeListener(String eventName, Function handler, [Object scope])
Removes a listener
Parameters:
  • eventName : String
    The type of event to listen for
  • handler : Function
    The handler to remove
  • scope : Object
    (optional) The scope (this object) for the handler
Returns:
  • void
This method is defined by Observable.

restoreState

public function restoreState()
Restores the previous state of the dialog if YAHOO.ext.state is configured
Parameters:
  • None.
Returns:
  • void
This method is defined by BasicDialog.

setDefaultButton

public function setDefaultButton(YAHOO.ext.BasicDialog.Button btn)
Sets the default button to be focused when the dialog is displayed
Parameters:
  • btn : YAHOO.ext.BasicDialog.Button
    The button object returned by addButton
Returns:
  • void
This method is defined by BasicDialog.

show

public function show([String/HTMLElement/YAHOO.ext.Element animateTarget])
Shows the dialog.
Parameters:
  • animateTarget : String/HTMLElement/YAHOO.ext.Element
    (optional) Reset the animation target
Returns:
  • void
This method is defined by BasicDialog.

Event Details

beforehide

public event beforehide
Fires before this dialog is hidden.
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
This event is defined by BasicDialog.

beforeshow

public event beforeshow
Fires before this dialog is shown.
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
This event is defined by BasicDialog.

hide

public event hide
Fires when this dialog is hidden.
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
This event is defined by BasicDialog.

keydown

public event keydown
Fires when a key is pressed
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
  • e : YAHOO.ext.EventObject
This event is defined by BasicDialog.

move

public event move
Fires when this dialog is moved by the user.
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
  • x : Number
    The new page X
  • y : Number
    The new page Y
This event is defined by BasicDialog.

resize

public event resize
Fires when this dialog is resized by the user.
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
  • width : Number
    The new width
  • height : Number
    The new height
This event is defined by BasicDialog.

show

public event show
Fires when this dialog is shown.
Subscribers will be called with the following parameters:
  • this : YAHOO.ext.BasicDialog
This event is defined by BasicDialog.

Copyright © 2006 Jack Slocum. All rights reserved.