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50
51#include "domitem.h"
52
53#include <QtXml>
54
55//! [0]
56DomItem::DomItem(const QDomNode &node, int row, DomItem *parent)
57 : domNode(node),
58//! [0]
59 // Record the item's location within its parent.
60//! [1]
61 parentItem(parent),
62 rowNumber(row)
63{}
64//! [1]
65
66//! [2]
67DomItem::~DomItem()
68{
69 qDeleteAll(c: childItems);
70}
71//! [2]
72
73//! [3]
74QDomNode DomItem::node() const
75{
76 return domNode;
77}
78//! [3]
79
80//! [4]
81DomItem *DomItem::parent()
82{
83 return parentItem;
84}
85//! [4]
86
87//! [5]
88DomItem *DomItem::child(int i)
89{
90 DomItem *childItem = childItems.value(akey: i);
91 if (childItem)
92 return childItem;
93
94 // if child does not yet exist, create it
95 if (i >= 0 && i < domNode.childNodes().count()) {
96 QDomNode childNode = domNode.childNodes().item(index: i);
97 childItem = new DomItem(childNode, i, this);
98 childItems[i] = childItem;
99 }
100 return childItem;
101}
102//! [5]
103
104//! [6]
105int DomItem::row() const
106{
107 return rowNumber;
108}
109//! [6]
110

source code of qtbase/examples/widgets/itemviews/simpledommodel/domitem.cpp