Using Custom Actions

The following sections describe using custom actions.

• Invoking Custom Actions
• Sequencing Custom Actions
• Obtaining Context Information for Deferred Execution Custom Actions
• Adding Custom Actions to the ProgressBar
• Debugging Custom Actions
• Determining UI Level from a Custom Action
• Uninstalling Custom Actions
• Returning Error Messages from Custom Actions
• Setting a restore point from a Custom Action
• Functions Not for Use in Custom Actions
• Changing the System State Using a Custom Action
• Accessing the Current Installer Session from Inside a Custom Action
• Accessing a Database or Session from Inside a Custom Action
• Using a Custom Action to Launch an Installed File at the End of the Installation
• Using a Custom Action to Create User Accounts on a Local Computer
• Using 64-bit Custom Actions

For an overview of custom actions, see About Custom Actions.

For more information about encoding custom actions into the CustomAction table, see Custom Action Reference.

For a summary of custom actions and how they are encoded into the CustomAction table, see Summary List of All Custom Action Types.