- o -
- off() : KLed
- offset() : KRuler
- ok() : KStdGuiItem
- okClicked() : KDialogBase
- on() : KLed , KToolBarButton
- onLayoutChange() : KTabBar
- opacity() : KRootPixmap
- opaqueResize() : KDockSplitter
- open() : KStdGuiItem
- openLink() : KActiveLabel
- openURL() : KAboutWidget , KAboutDialog
- openURLSlot() : KAboutWidget , KAboutDialog
- operator+() : KActionCollection
- operator+=() : KActionCollection
- operator=() : KActionCollection , KGuiItem , KSpellConfig , KColor
- operator==() : KColor
- orientation() : KSeparator , KPanelExtension , KSelector , KToolBarSeparator , KDockSplitter , KPanelApplet
- orientationChange() : KPanelApplet
- originalText() : KLineEdit
- overwrite() : KStdGuiItem