---
title: "ViolationContainersHandler | Customer's Canvas On-Premises"
canonical: "https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ViolationContainersHandler/"
---

# ViolationContainersHandler

> [`ViolationContainersHandler`](#violationcontainershandler)

## Classes

### ViolationContainersHandler

#### Constructors

##### Constructor

```ts
new ViolationContainersHandler(
   canvasElementHandler, 
   canvas, 
   viewer): ViolationContainersHandler;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `canvasElementHandler` | [`CanvasElementHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/CanvasElementHandler.md#canvaselementhandler) |
| `canvas` | [`ICanvas`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ICanvas.md#icanvas) |
| `viewer` | [`Viewer`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/Viewer-1.md#viewer) |

###### Returns

#### Accessors

##### qualityChangeContainersEnabled

###### Get Signature

```ts
get qualityChangeContainersEnabled(): boolean;
```

###### Returns

`boolean`

###### Set Signature

```ts
set qualityChangeContainersEnabled(v): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `v` | `boolean` |

###### Returns

`void`

##### violationWarningButtonsEnabled

###### Get Signature

```ts
get violationWarningButtonsEnabled(): boolean;
```

###### Returns

`boolean`

###### Set Signature

```ts
set violationWarningButtonsEnabled(v): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `v` | `boolean` |

###### Returns

`void`

#### Methods

##### addPlaceholderButtonGroup()

```ts
addPlaceholderButtonGroup(placeholder): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `placeholder` | [`PlaceholderItemHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/PlaceholderItemHandler.md#placeholderitemhandler) |

###### Returns

`void`

##### addViolationContainer()

```ts
addViolationContainer(itemHandler): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `itemHandler` | [`BaseRectangleItemHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/BaseRectangleItemHandler.md#baserectangleitemhandler) |

###### Returns

`void`

##### removePlaceholderButtonGroup()

```ts
removePlaceholderButtonGroup(placeholder): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `placeholder` | [`PlaceholderItemHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/PlaceholderItemHandler.md#placeholderitemhandler) |

###### Returns

`void`

##### removeViolationContainer()

```ts
removeViolationContainer(handler): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `handler` | [`BaseRectangleItemHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/BaseRectangleItemHandler.md#baserectangleitemhandler) |

###### Returns

`void`

##### updateButtonGroups()

```ts
updateButtonGroups(options): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `options` | [`UpdateButtonGroupsOptions`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/UpdateButtonGroupsOptions.md#updatebuttongroupsoptions) |

###### Returns

`void`

##### violationWarningButtonHitTestObject()

```ts
violationWarningButtonHitTestObject(pt): BaseRectangleItemHandler;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `pt` | `PointF` |

###### Returns

[`BaseRectangleItemHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/BaseRectangleItemHandler.md#baserectangleitemhandler)