Event Classes
These Qt Core classes are used to create and handle events.
For more information see the Event System page.
| Interface to manage Qt's event queue | |
| Timer events for objects | |
| Contains event parameters for child object events | |
| Contains event parameters for dynamic property change events | |
| The base class of all event classes. Event objects contain event parameters | |
| Contains parameters that describe a timer event | |
| Repetitive and single-shot timers | |
| Event that is generated when a QAction is added, removed, or changed | |
| Contains parameters that describe a close event | |
| Contains parameters that describe a context menu event | |
| Event which is sent to a widget when a drag and drop action enters it | |
| Event that is sent to a widget when a drag and drop action leaves it | |
| Event which is sent while a drag and drop action is in progress | |
| Event which is sent when a drag and drop action is completed | |
| Contains parameters that describe an enter event | |
| Contains event parameters for expose events | |
| Event that will be sent when there is a request to open a file or a URL | |
| Contains event parameters for widget focus events | |
| Event that is used to request helpful information about a particular point in a widget | |
| Event which is sent after a widget is hidden | |
| Contains parameters that describe a mouse event | |
| Indicates that a main icon drag has begun | |
| The base class for events that describe user input | |
| Parameters for input method events | |
| Describes a key event | |
| Contains parameters that describe a mouse event | |
| Contains event parameters for move events | |
| Contains parameters that describe a gesture event | |
| Contains event parameters for paint events | |
| Used to notify about native platform surface events | |
| Identifies a unique object, such as a tagged token or stylus, which is used with a pointing device | |
| Contains event parameters for resize events | |
| Sent when scrolling | |
| Sent in preparation of scrolling | |
| Event which is generated when the user presses a key combination | |
| Event that is sent when a widget is shown | |
| Event that is used to show messages in a status bar | |
| Contains parameters that describe a Tablet event | |
| Contains parameters that describe a touch event | |
| Event that can be used to handle hyperlinks in a "What's This?" text | |
| Contains parameters that describe a wheel event | |
| The window state before a window state change | |
| The description of triggered gestures | |
| Used to create keyboard shortcuts |