---
title: MeetingViewController
description: API reference for MeetingViewController component (iOS Library)
image: https://developers.cloudflare.com/dev-products-preview.png
---

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# MeetingViewController

The main meeting screen view controller. Displays the participant grid, plugins, screen share, header, and control bar.

## Initializer parameters

| Parameter  | Type                 | Required | Default | Description                                            |
| ---------- | -------------------- | -------- | ------- | ------------------------------------------------------ |
| meeting    | RealtimeKitClient    | ✅        | \-      | The RealtimeKit client instance for the active meeting |
| completion | @escaping () -> Void | ✅        | \-      | Closure called when the meeting ends                   |

## Properties

| Property   | Type                             | Required | Default | Description                                                          |
| ---------- | -------------------------------- | -------- | ------- | -------------------------------------------------------------------- |
| dataSource | MeetingViewControllerDataSource? | ❌        | nil     | Data source for providing custom topbar, middle view, and bottom bar |

## MeetingViewControllerDataSource protocol

Implement this protocol to provide custom UI sections within the meeting screen.

| Method                           | Return Type           | Description                                                     |
| -------------------------------- | --------------------- | --------------------------------------------------------------- |
| getTopbar(viewController:)       | RtkMeetingHeaderView? | Returns a custom header view for the meeting screen             |
| getMiddleView(viewController:)   | UIView?               | Returns a custom middle view between the header and control bar |
| getBottomTabbar(viewController:) | RtkMeetingControlBar? | Returns a custom control bar for the meeting screen             |

## Usage Examples

### Basic Usage

Swift

```
import RealtimeKitUI
let meetingVC = MeetingViewController(    meeting: rtkClient,    completion: {        self.dismiss(animated: true)    })meetingVC.modalPresentationStyle = .fullScreenself.present(meetingVC, animated: true)
```

### With custom data source

Swift

```
import RealtimeKitUI
class CustomDataSource: MeetingViewControllerDataSource {    func getTopbar(viewController: MeetingViewController) -> RtkMeetingHeaderView? {        return RtkMeetingHeaderView(meeting: rtkClient)    }
    func getMiddleView(viewController: MeetingViewController) -> UIView? {        return nil    }
    func getBottomTabbar(viewController: MeetingViewController) -> RtkMeetingControlBar? {        return nil    }}
let meetingVC = MeetingViewController(    meeting: rtkClient,    completion: {        self.dismiss(animated: true)    })meetingVC.dataSource = CustomDataSource()self.present(meetingVC, animated: true)
```

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