Package AccessEngine :: Package AEAccAdapters :: Package ATSPI :: Module ComboboxAdapter :: Class ComboboxEventHandlerAdapter

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Class ComboboxEventHandlerAdapter

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TextAdapter.TextEventHandlerAdapter --+
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                                     ComboboxEventHandlerAdapter

Overrides TextEventHandlerAdapter to enable processing of events from text areas within combo boxes where the combo box gets focus, the text area doesn't, and the text area is the source of all text events. Fires a AEEvent.FocusChange and either a AEEvent.CaretChange or AEEvent.SelectorChange on focus. Expects the subject to be a pyatspi.Accessibility.Accessible.

Adapts subject accessibles that have a role of combo box or whose parent have have a role of combo box.

Instance Methods

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2-tuple of pyatspi.Accessibility.Accessible

_getTextArea(self)
Looks for a widgets supporting the text interface within the combo box.

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boolean

_isFocused(self)
Gets if the subject or its parent is focused.

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tuple of AEEvent

_handleFocusEvent(self, event, **kwargs)
Creates an AEEvent.FocusChange indicating that the accessible being adapted has gained the focus.

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tuple of AEEvent

_handleTextEvent(self, event, focused, **kwargs)
Called when text is inserted or deleted (object:text-changed:insert & object:text-changed:delete).

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tuple of AEEvent

_handleCaretEvent(self, event, focused, **kwargs)
Creates and returns an AEEvent.CaretChange indicating the caret moved in the subject accessible.

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tuple of AEEvent

_handleSelectionChangedEvent(self, event, focused, **kwargs)
Creates an AEEvent.SelectorChange.

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Static Methods

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boolean

when(subject)
Tests if the given subject can be adapted by this class.

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Class Variables

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provides = [IEventHandler]

Method Details

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when(subject)
Static Method

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Tests if the given subject can be adapted by this class.

Parameters:

subject (pyatspi.Accessibility.Accessible) - Accessible to test

Returns: boolean

True when the subject meets the condition named in the docstring for this class, False otherwise

_getTextArea(self)

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Looks for a widgets supporting the text interface within the combo box.

Returns: 2-tuple of pyatspi.Accessibility.Accessible: The accessible that provides the text interface and the accessible already queried to that interface

_isFocused(self)

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Gets if the subject or its parent is focused.

Returns: boolean: Does the subject or its parent have focus?

_handleFocusEvent(self, event, **kwargs)

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Creates an AEEvent.FocusChange indicating that the accessible being adapted has gained the focus. Also a AEEvent.CaretChange. This sequence of AEEvents will be posted by the caller.

Parameters:

event (pyatspi.event.Event) - Raw focus change event
kwargs (dictionary) - Parameters to be passed to any created AEEvent

Returns: tuple of AEEvent

AEEvent.FocusChange and AEEvent.CaretChange

_handleTextEvent(self, event, focused, **kwargs)

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Called when text is inserted or deleted (object:text-changed:insert & object:text-changed:delete). Creates and returns an AEEvent.CaretChange to indicate a change in the caret context.

pyatspi.event.Event.type.minor is "insert" or "delete". pyatspi.event.Event.detail1 has start offset of text change. pyatspi.event.Event.detail2 has length of text change. pyatspi.event.Event.any_data has text inserted/deleted.

Parameters: