# Class yii\bootstrap\Modal

Inheritance | yii\bootstrap\Modal » yii\bootstrap\Widget » yii\base\Widget » yii\base\Component » yii\base\BaseObject
Implements | yii\base\Configurable, yii\base\ViewContextInterface
Uses Traits | yii\bootstrap\BootstrapWidgetTrait
Available since version | 2.0
Source Code | https://github.com/yiisoft/yii2-bootstrap/blob/master/Modal.php

Modal renders a modal window that can be toggled by clicking on a button.

The following example will show the content enclosed between the begin() and end() calls within the modal window:

    Modal::begin([
        'header' => '<h2>Hello world</h2>',
        'toggleButton' => ['label' => 'click me'],
    ]);

    echo 'Say hello...';

    Modal::end();

See also http://getbootstrap.com/javascript/#modals.

## Public Properties

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Property | Type | Description | Defined By
--- | --- | --- | ---
$autoIdPrefix | string | The prefix to the automatically generated widget IDs. | yii\base\Widget
$behaviors | yii\base\Behavior[] | List of behaviors attached to this component. This property is read-only. | yii\base\Component
$bodyOptions | array | Body options | yii\bootstrap\Modal
$clientEvents | array | The event handlers for the underlying Bootstrap JS plugin. | yii\bootstrap\BootstrapWidgetTrait
$clientOptions | array | The options for the underlying Bootstrap JS plugin. | yii\bootstrap\BootstrapWidgetTrait
$closeButton | array|false | The options for rendering the close button tag. | yii\bootstrap\Modal
$counter | integer | A counter used to generate $id for widgets. | yii\base\Widget
$footer | string | The footer content in the modal window. | yii\bootstrap\Modal
$footerOptions | string | Additional footer options | yii\bootstrap\Modal
$header | string | The header content in the modal window. | yii\bootstrap\Modal
$headerOptions | string | Additional header options | yii\bootstrap\Modal
$id | string|null | ID of the widget. Note that the type of this property differs in getter and setter. See getId() and setId() for details. | yii\base\Widget
$options | array | The HTML attributes for the widget container tag. | yii\bootstrap\Widget
$size | string | The modal size. | yii\bootstrap\Modal
$stack | yii\base\Widget[] | The widgets that are currently being rendered (not ended). | yii\base\Widget
$toggleButton | array | The options for rendering the toggle button tag. | yii\bootstrap\Modal
$view | yii\web\View | The view object that can be used to render views or view files. Note that the type of this property differs in getter and setter. See getView() and setView() for details. | yii\base\Widget
$viewPath | string | The directory containing the view files for this widget. This property is read-only. | yii\base\Widget

## Public Methods

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Method | Description | Defined By
--- | --- | ---
__call() | Calls the named method which is not a class method. | yii\base\Component
__clone() | This method is called after the object is created by cloning an existing one. | yii\base\Component
__construct() | Constructor. | yii\base\BaseObject
__get() | Returns the value of a component property. | yii\base\Component
__isset() | Checks if a property is set, i.e. defined and not null. | yii\base\Component
__set() | Sets the value of a component property. | yii\base\Component
__unset() | Sets a component property to be null. | yii\base\Component
afterRun() | This method is invoked right after a widget is executed. | yii\base\Widget
attachBehavior() | Attaches a behavior to this component. | yii\base\Component
attachBehaviors() | Attaches a list of behaviors to the component. | yii\base\Component
beforeRun() | This method is invoked right before the widget is executed. | yii\base\Widget
begin() | Begins a widget. | yii\base\Widget
behaviors() | Returns a list of behaviors that this component should behave as. | yii\base\Component
canGetProperty() | Returns a value indicating whether a property can be read. | yii\base\Component
canSetProperty() | Returns a value indicating whether a property can be set. | yii\base\Component
className() | Returns the fully qualified name of this class. | yii\base\BaseObject
detachBehavior() | Detaches a behavior from the component. | yii\base\Component
detachBehaviors() | Detaches all behaviors from the component. | yii\base\Component
end() | Ends a widget. | yii\base\Widget
ensureBehaviors() | Makes sure that the behaviors declared in behaviors() are attached to this component. | yii\base\Component
getBehavior() | Returns the named behavior object. | yii\base\Component
getBehaviors() | Returns all behaviors attached to this component. | yii\base\Component
getId() | Returns the ID of the widget. | yii\base\Widget
getView() |  | yii\bootstrap\BootstrapWidgetTrait
getViewPath() | Returns the directory containing the view files for this widget. | yii\base\Widget
hasEventHandlers() | Returns a value indicating whether there is any handler attached to the named event. | yii\base\Component
hasMethod() | Returns a value indicating whether a method is defined. | yii\base\Component
hasProperty() | Returns a value indicating whether a property is defined for this component. | yii\base\Component
init() | Initializes the widget. | yii\bootstrap\Modal
off() | Detaches an existing event handler from this component. | yii\base\Component
on() | Attaches an event handler to an event. | yii\base\Component
render() | Renders a view. | yii\base\Widget
renderFile() | Renders a view file. | yii\base\Widget
run() | Renders the widget. | yii\bootstrap\Modal
setId() | Sets the ID of the widget. | yii\base\Widget
setView() | Sets the view object to be used by this widget. | yii\base\Widget
trigger() | Triggers an event. | yii\base\Component
widget() | Creates a widget instance and runs it. | yii\base\Widget

## Protected Methods

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Method | Description | Defined By
--- | --- | ---
initOptions() | Initializes the widget options. | yii\bootstrap\Modal
registerClientEvents() | Registers JS event handlers that are listed in $clientEvents. | yii\bootstrap\BootstrapWidgetTrait
registerPlugin() | Registers a specific Bootstrap plugin and the related events | yii\bootstrap\BootstrapWidgetTrait
renderBodyBegin() | Renders the opening tag of the modal body. | yii\bootstrap\Modal
renderBodyEnd() | Renders the closing tag of the modal body. | yii\bootstrap\Modal
renderCloseButton() | Renders the close button. | yii\bootstrap\Modal
renderFooter() | Renders the HTML markup for the footer of the modal | yii\bootstrap\Modal
renderHeader() | Renders the header HTML markup of the modal | yii\bootstrap\Modal
renderToggleButton() | Renders the toggle button. | yii\bootstrap\Modal

## Events

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Event | Type | Description | Defined By
--- | --- | --- | ---
EVENT_AFTER_RUN | yii\base\WidgetEvent | An event raised right after executing a widget. (available since version 2.0.11) | yii\base\Widget
EVENT_BEFORE_RUN | yii\base\WidgetEvent | An event raised right before executing a widget. (available since version 2.0.11) | yii\base\Widget
EVENT_INIT | yii\base\Event | An event that is triggered when the widget is initialized via init(). (available since version 2.0.11) | yii\base\Widget

## Constants

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Constant | Value | Description | Defined By
--- | --- | --- | ---
SIZE_DEFAULT | "" |  | yii\bootstrap\Modal
SIZE_LARGE | "modal-lg" |  | yii\bootstrap\Modal
SIZE_SMALL | "modal-sm" |  | yii\bootstrap\Modal

## Property Details

$bodyOptions public property (available since version 2.0.7)

Body options

See also yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.

public array $bodyOptions = ['class' => 'modal-body']
$closeButton public property

The options for rendering the close button tag. The close button is displayed in the header of the modal window. Clicking on the button will hide the modal window. If this is false, no close button will be rendered.

The following special options are supported:

- tag: string, the tag name of the button. Defaults to 'button'.
- label: string, the label of the button. Defaults to '×'.

The rest of the options will be rendered as the HTML attributes of the button tag. Please refer to the Modal plugin help for the supported HTML attributes.

public array|false $closeButton = []
$footer public property

The footer content in the modal window.

public string $footer = null
$footerOptions public property (available since version 2.0.1)

Additional footer options

See also yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.

public string $footerOptions = null
$header public property

The header content in the modal window.

public string $header = null
$headerOptions public property (available since version 2.0.1)

Additional header options

See also yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.

public string $headerOptions = null
$size public property

The modal size. Can be SIZE_LARGE or SIZE_SMALL, or empty for default.

public string $size = null
$toggleButton public property

The options for rendering the toggle button tag. The toggle button is used to toggle the visibility of the modal window. If this property is false, no toggle button will be rendered.

The following special options are supported:

- tag: string, the tag name of the button. Defaults to 'button'.
- label: string, the label of the button. Defaults to 'Show'.

The rest of the options will be rendered as the HTML attributes of the button tag. Please refer to the Modal plugin help for the supported HTML attributes.

public array $toggleButton = false

## Method Details

init() public method

Initializes the widget.

public void init ( )

initOptions() protected method

Initializes the widget options.

This method sets the default values for various options.

protected void initOptions ( )

renderBodyBegin() protected method

Renders the opening tag of the modal body.

protected string renderBodyBegin ( )
return | string | The rendering result

renderBodyEnd() protected method

Renders the closing tag of the modal body.

protected string renderBodyEnd ( )
return | string | The rendering result

renderCloseButton() protected method

Renders the close button.

protected string renderCloseButton ( )
return | string | The rendering result

renderFooter() protected method

Renders the HTML markup for the footer of the modal

protected string renderFooter ( )
return | string | The rendering result

renderHeader() protected method

Renders the header HTML markup of the modal

protected string renderHeader ( )
return | string | The rendering result

renderToggleButton() protected method

Renders the toggle button.

protected string renderToggleButton ( )
return | string | The rendering result

run() public method

Renders the widget.

public void run ( )