本文整理汇总了C++中TreeNode::childByName方法的典型用法代码示例。如果您正苦于以下问题：C++ TreeNode::childByName方法的具体用法？C++ TreeNode::childByName怎么用？C++ TreeNode::childByName使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TreeNode的用法示例。
在下文中一共展示了TreeNode::childByName方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: test_childByName
void TreeNodeTest::test_childByName()
{
// same tree as for test_child()
NRoot::Ptr node(new NRoot("Root"));
NGeneric::Ptr node1(new NGeneric("Node1", "MyType"));
NGeneric::Ptr node11(new NGeneric("Node11", "MyType"));
NGeneric::Ptr node12(new NGeneric("Node12", "MyType"));
NGeneric::Ptr node2(new NGeneric("Node2", "MyType"));
NGeneric::Ptr node21(new NGeneric("Node21", "MyType"));
NGeneric::Ptr node22(new NGeneric("Node22", "MyType"));
NGeneric::Ptr node23(new NGeneric("Node23", "MyType"));
NGeneric::Ptr node3(new NGeneric("Node3", "MyType"));
TreeNode * treeNode = nullptr;
TreeNode * treeNode1 = nullptr;
TreeNode * treeNode11 = nullptr;
TreeNode * treeNode12 = nullptr;
TreeNode * treeNode2 = nullptr;
TreeNode * treeNode21 = nullptr;
TreeNode * treeNode22 = nullptr;
TreeNode * treeNode23 = nullptr;
TreeNode * treeNode3 = nullptr;
node->addNode(node1);
node->addNode(node2);
node->addNode(node3);
node1->addNode(node11);
node1->addNode(node12);
node2->addNode(node21);
node2->addNode(node22);
node2->addNode(node23);
treeNode = new TreeNode(node, nullptr, 0);
treeNode1 = treeNode->child(0);
treeNode11 = treeNode1->child(0);
treeNode12 = treeNode1->child(1);
treeNode2 = treeNode->child(1);
treeNode21 = treeNode2->child(0);
treeNode22 = treeNode2->child(1);
treeNode23 = treeNode2->child(2);
treeNode3 = treeNode->child(2);
//
// 1. check the direct children
//
treeNode1 = treeNode->childByName("Node1");
treeNode2 = treeNode->childByName("Node2");
treeNode3 = treeNode->childByName("Node3");
// check that pointer are not null
QVERIFY( treeNode1 != (TreeNode*) nullptr );
QVERIFY( treeNode2 != (TreeNode*) nullptr );
QVERIFY( treeNode3 != (TreeNode*) nullptr );
// their parent should be the root
QCOMPARE( treeNode1->parentNode(), treeNode );
QCOMPARE( treeNode2->parentNode(), treeNode );
QCOMPARE( treeNode3->parentNode(), treeNode );
// check their row number
QCOMPARE( treeNode1->rowNumber(), 0 );
QCOMPARE( treeNode2->rowNumber(), 1 );
QCOMPARE( treeNode3->rowNumber(), 2 );
//
// 2. children of Node1
//
treeNode11 = treeNode1->childByName("Node11");
treeNode12 = treeNode1->childByName("Node12");
// check that pointer are not null
QVERIFY( treeNode11 != (TreeNode*) nullptr );
QVERIFY( treeNode12 != (TreeNode*) nullptr );
// their parent should be the root
QCOMPARE( treeNode11->parentNode(), treeNode1 );
QCOMPARE( treeNode12->parentNode(), treeNode1 );
// check their row number
QCOMPARE( treeNode11->rowNumber(), 0 );
QCOMPARE( treeNode12->rowNumber(), 1 );
//
// 3. wrong name
//
QCOMPARE ( treeNode2->childByName("Node"), (TreeNode*) nullptr );
delete treeNode; // deletes the children as well
}