Documentation

GestureDrag.connectDragUpdate

gtk gesture_drag GestureDrag

Connect to DragUpdate signal.

Emitted whenever the dragging point moves.

class GestureDrag
ulong
connectDragUpdate
(
T
)
(
T callback
,
Flag!"After" after = No.After
)
if (
isCallable!T &&
is(ReturnType!T == void)
&&
(
Parameters!T.length < 1 ||
(
ParameterStorageClassTuple!T[0] == ParameterStorageClass.none &&
is(Parameters!T[0] == double)
)
)
&&
(
Parameters!T.length < 2 ||
(
ParameterStorageClassTuple!T[1] == ParameterStorageClass.none &&
is(Parameters!T[1] == double)
)
)
&&
(
Parameters!T.length < 3 ||
(
ParameterStorageClassTuple!T[2] == ParameterStorageClass.none &&
is(Parameters!T[2] : gtk.gesture_drag.GestureDrag)
)
)
&&
Parameters!T.length < 4
)

Parameters

callback T

signal callback delegate or function to connect

void callback(double offsetX, double offsetY, gtk.gesture_drag.GestureDrag gestureDrag)

offsetX X offset, relative to the start point (optional)

offsetY Y offset, relative to the start point (optional)

gestureDrag the instance the signal is connected to (optional)

after Flag!"After"

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

Return Value

Type: ulong

Signal ID

gtk gesture_drag GestureDrag constructorsfunctions
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