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# QDBus Namespace Reference

The QDBus namespace contains miscellaneous identifiers used throughout the QtDBus library. More...

    #include <QDBus>

### Types

- enum CallMode { NoBlock, Block, BlockWithGui, AutoDetect }

## Detailed Description

The QDBus namespace contains miscellaneous identifiers used throughout the QtDBus library.

## Type Documentation

### enum QDBus::CallMode

This enum describes the various modes for function calls.

Constant | Value | Description
--- | --- | ---
`QDBus::NoBlock` | `0` | The program execution continues after calling the function.
`QDBus::Block` | `1` | The program execution is blocked until the function call returns.
`QDBus::BlockWithGui` | `2` | The program execution is blocked until the function call returns, but the GUI stays responsive (processing input events).
`QDBus::AutoDetect` | `3` | The mode is autodetected.

See also QDBusConnection::call().