Documentation

Tree.connectNodeHasChildToggled

gda tree Tree

Connect to NodeHasChildToggled signal.

Gets emitted when a node has has a child when it did not have any or when it does not have a ny children anymore when it had some

class Tree
ulong
connectNodeHasChildToggled
(
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] : gda.tree_node.TreeNode)
)
)
&&
(
Parameters!T.length < 2 ||
(
ParameterStorageClassTuple!T[1] == ParameterStorageClass.none &&
is(Parameters!T[1] : gda.tree.Tree)
)
)
&&
Parameters!T.length < 3
)

Parameters

callback T

signal callback delegate or function to connect

void callback(gda.tree_node.TreeNode node, gda.tree.Tree tree)

node the #GdaTreeNode which changed from having children to being a leaf or the other way around (optional)

tree 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

gda tree Tree constructorsfunctionspropertiesstatic functions
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