Class MessageBox

Standard dialog class

Hierarchy

Constructors

Properties

#m_timers: Map<string, Function>
m_auto_close: boolean
m_buttons: FormButtons
m_closable: boolean
m_form_cb: InitFormCallback
m_icon: IconID
m_label: Label
m_last_down: number
m_maximizable: boolean
m_maximized: boolean
m_minFormSize: Size
m_minimizable: boolean
m_minimized: boolean
m_movable: boolean
m_rc_max: Rect
m_rc_min: Rect
m_title: string
m_ui_mask: HTMLElement
m_ui_title: Label
modal_stack: HTMLElement[] = []

Accessors

  • get dom(): HTMLElement
  • return the DOM associated with the Component (if any)

    Returns HTMLElement

  • set title(title): void
  • change the dialog title

    Parameters

    • title: string

    Returns void

Methods

  • a some classnames to the component classes can be separated by a space

    Example

    addClass( 'my class name @flex' );
    

    Parameters

    • name: string

    Returns void

  • add an application shortcut

    Parameters

    • sequence: string | string[]

      key sequence Shift+Ctrl+Alt+K

    • name: string
    • callback: EventHandler<KeyboardEvent> = null

      callback to call

    • immediate: boolean = false

    Returns void

  • remove all classes from the object this is usefull for component recycling & reusing

    Returns string

  • display the popup at a specific position

    Parameters

    • x: number
    • y: number
    • align: string = 'top left'
    • Optional offset: {
          x: any;
          y: any;
      }
      • x: any
      • y: any
    • modal: boolean = false

    Returns void

  • enable or disable the element

    Parameters

    • Optional enable: boolean

    Returns void

  • enum all children recursively

    Parameters

    • cb: ((child) => boolean | void)

      callback return true to stop enumeration

    • recursive: boolean = false

      if true do a full sub-child search

    Returns boolean

  • get an attribute value

    Example

    let chk = el.getAttribute( 'checked' );
    @review double cache

    Parameters

    • name: string

      attribute name

    Returns string

    attribute value

  • Example

    let rc = el.getBoundingRect( );
    console.log( rc.left, rc.top, rc.right, rc.bottom );

    Parameters

    • withMargins: boolean = false

    Returns Rect

    the bounding rectangle

  • get the Component data value

    Parameters

    • name: string | Symbol

      name to get

    Returns any

  • check if the element has an attribute

    Example

    if( el.hasAttribute('checked') ) {
    }

    Parameters

    • name: string

      attribute name

    Returns boolean

    true is attribute is present

  • stop listening to an event

    Type Parameters

    Parameters

    • type: K
    • callback: ((ev) => any)

      callback to remove (must be the same as in on )

    Returns void

  • handle an event one time

    Type Parameters

    Parameters

    • type: K
    • callback: ((ev) => any)

      callback to call when event is signaled

    Returns void

    Promise if callback is null

    take care with that because if the event is never fired and you await it, the system may overflow

  • Remove a class from the element

    Example

    el.removeClass( 'myclass' );
    el.removeClass( 'myclass1 myclass2' );

    Parameters

    • name: string

      classes in string form can be space separated

    Returns void

  • remove the previous default handler installed for an event

    Parameters

    • eventName: string

      event name

    • callback: EventCallback<BasicEvent>

      callback handler to remove (must be the same as in setDefaultHandler)

    Returns void

  • ensure the component is visible @param: alignToTop

    Parameters

    • Optional arg: boolean | ScrollIntoViewOptions

    Returns void

  • change a single attribute

    Parameters

    • name: string

      attribute name

    • value: any

      new value

    Returns void

  • set the Component data value

    Parameters

    • name: string | Symbol

      name to get

    • value: any

    Returns void

  • set the event default handler

    Parameters

    • eventName: string

      name of the event

    • callback: EventCallback<BasicEvent>

      callback to call when the event is not handled (and preventDeault has not been called)

    Returns void

  • append a new dom event handler

    Example

    this.setDomEvent( 'drag drop', this._handleDrag, this );
    this.setDomEvent( 'dblclick', this._handleDblClick, this );

    Type Parameters

    Parameters

    • type: K
    • listener: ((this, ev) => void)
        • (this, ev): void
        • Parameters

          Returns void

    • Optional passive: boolean

    Returns void

  • resize the dialog

    Parameters

    • width: number
    • height: number

    Returns void

  • change the object style

    Example

    el.setStyle( {left:100} );
    

    Parameters

    • style: object

      style to add

    Returns void

  • change a style value

    Parameters

    • name: string

      string style nale

    • value: any

      any style value or null to remove style

    Returns void

  • display the popup on screen

    Parameters

    • Optional modal: boolean

    Returns void

  • signal en event signaled event are notification : no way to prevent default not stop propagation

    Type Parameters

    Parameters

    Returns void

  • start a new timer

    Parameters

    • name: string

      timer name

    • timeout: number

      time out in ms

    • repeat: boolean = true

      if true this is an auto repeat timer

    • callback: TimerCallback = null

      if !null, the callback to call else a EvTimer is fired

    Returns void

  • Toggle a class from the element (if present remove, if absent add)

    Example

    el.toggleClass( 'myclass' );
    el.toggleClass( 'myclass1 myclass2');
    el.toggleClass( ['myclass1','myclass2']);

    Parameters

    • name: string

      classes in string form can be space separated

    Returns void

  • display an alert message

    Parameters

    Returns void

  • get a component from a DOM element move up to the hierarchy to find the request class type.

    Example

    with a DOM like that:
    Button
    Label
    Icon <- the DOM you have (dom-icon)

    let btn = Component.getElement( dom-icon, Button );

    Type Parameters

    Parameters

    • dom: Element | HTMLElement
    • Optional classname: string | Constructor<T>

    Returns T

  • capture mouse events

    Example

    Component.setCapture( this, ( ev: MouseEvent, initiator: Component ) => {
    if( ev.type=='mousemove' ) {
    this.setStyle( {
    left: ev.clientX,
    top: ev.clientY
    } );
    }
    else if( ev.type=='mouseup' ) {
    Component.releaseCapture( );
    }
    } );

    Parameters

    Returns void

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