---
title: Introduction to Sheets
framework: cocoa
role: article
path: apple-archive/documentation/Cocoa/Conceptual/Sheets
---

# Introduction to Sheets

Explains how to use Cocoa sheets.

## Organization of This Document

This programming describes sheets and how they work, and provides examples on how you can use sheets in your applications. It contains the following articles:

- [About Sheets](Concepts/AboutSheets.html#//apple_ref/doc/uid/20001043-BABFIBIA) provides basic information about sheets. - [Types of Alerts](Concepts/AlertBadging.html#//apple_ref/doc/uid/20001044-BABFIBIA) describes the types of alerts and how they are used. - [Using Alert Sheets](Tasks/UsingAlertSheets.html#//apple_ref/doc/uid/20001045-BABFIBIA) describes how to present an alert sheet. - [Displaying Alert Help](DisplayAlertHelp.html#//apple_ref/doc/uid/20002077-BABDHGJF) describes how to display help information associated with an alert sheet. - [Using Custom Sheets](Tasks/UsingCustomSheets.html#//apple_ref/doc/uid/20001290-BABFIBIA) describes how to create and present a custom sheet. - [Presenting a Series of Sheets](Tasks/UsingCascadingSheets.html#//apple_ref/doc/uid/20001046-BABFIBIA) describes how to present a series of sheets. - [Sheet Notifications](Tasks/SheetNotifications.html#//apple_ref/doc/uid/20001047-BABFIBIA) describes the notifications sent, along with their related delegate methods, while working with a sheet. - [Positioning Sheets](Tasks/PositioningSheets.html#//apple_ref/doc/uid/20002082-BAJDAJHF) describes how to position a sheet within its window. - [Using Application-Modal Dialogs](Tasks/UsingAppModalDialogs.html#//apple_ref/doc/uid/TP40001207-BABFIBIA) describes how to create and present an application-modal dialog.

[Next](Concepts/AboutSheets.html)

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