Documentation

Widget.connectDamageEvent

gtk widget Widget

Connect to DamageEvent signal.

Emitted when a redirected window belonging to widget gets drawn into. The region/area members of the event shows what area of the redirected drawable was drawn into.

class Widget
gulong
connectDamageEvent
(
T
)
(
T callback
,
Flag!"After" after = No.After
)
if (
isCallable!T &&
is(ReturnType!T == bool)
&&
(
Parameters!T.length < 1 ||
(
ParameterStorageClassTuple!T[0] == ParameterStorageClass.none &&
is(Parameters!T[0] == gdk.event_expose.EventExpose)
)
)
&&
(
Parameters!T.length < 2 ||
(
ParameterStorageClassTuple!T[1] == ParameterStorageClass.none &&
is(Parameters!T[1] : gtk.widget.Widget)
)
)
&&
Parameters!T.length < 3
)

Parameters

callback T

signal callback delegate or function to connect

bool callback(gdk.event_expose.EventExpose event, gtk.widget.Widget widget)

event the #GdkEventExpose event (optional)

widget the instance the signal is connected to (optional)

Returns true to stop other handlers from being invoked for the event. false to propagate the event further.

after Flag!"After"

Yes.After to execute callback after default handler, No.After to execute before (default)

Return Value

Type: gulong

Signal ID

gtk widget Widget constructorsfunctionspropertiesstatic functions
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