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The QFocusEvent class contains event parameters for widget focus events. More...
#include <QFocusEvent>
Part of the QtGui module.
Inherits QEvent.
The QFocusEvent class contains event parameters for widget focus events.
Focus events are sent to widgets when the keyboard input focus changes. Focus events occur due to mouse actions, key presses (such as Tab or Backtab), the window system, popup menus, keyboard shortcuts, or other application-specific reasons. The reason for a particular focus event is returned by reason() in the appropriate event handler.
The event handlers QWidget::focusInEvent() and QWidget::focusOutEvent() receive focus events.
See also QWidget::setFocus() and QWidget::setFocusPolicy().
Use Qt::FocusReason instead.
Constant | Value | Description |
---|---|---|
QFocusEvent::Mouse | Qt::MouseFocusReason | Same as Qt::MouseFocusReason. |
QFocusEvent::Tab | Qt::TabFocusReason | Same as Qt::TabFocusReason. |
QFocusEvent::Backtab | Qt::BacktabFocusReason | Same as Qt::BacktabFocusReason. |
QFocusEvent::MenuBar | Qt::MenuBarFocusReason | Same as Qt::MenuBarFocusReason. |
QFocusEvent::ActiveWindow | Qt::ActiveWindowFocusReason | Same as Qt::ActiveWindowFocusReason |
QFocusEvent::Other | Qt::OtherFocusReason | Same as Qt::OtherFocusReason |
QFocusEvent::Popup | Qt::PopupFocusReason | Same as Qt::PopupFocusReason |
QFocusEvent::Shortcut | Qt::ShortcutFocusReason | Same as Qt::ShortcutFocusReason |
Constructs a focus event object.
The type parameter must be either QEvent::FocusIn or QEvent::FocusOut.
Returns true if the widget received the text input focus; otherwise returns false.
Returns true if the widget lost the text input focus; otherwise returns false.
Returns the reason for this focus event.
Copyright © 2005 Trolltech | Trademarks | Qt 4.0.0-b2 |