1 files changed, 313 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_corelib_tools_qmap.cpp b/doc/src/snippets/code/src_corelib_tools_qmap.cpp
new file mode 100644
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+++ b/doc/src/snippets/code/src_corelib_tools_qmap.cpp
@@ -0,0 +1,313 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+QMap<QString, int> map;
+//! [0]
+
+
+//! [1]
+map["one"] = 1;
+map["three"] = 3;
+map["seven"] = 7;
+//! [1]
+
+
+//! [2]
+map.insert("twelve", 12);
+//! [2]
+
+
+//! [3]
+int num1 = map["thirteen"];
+int num2 = map.value("thirteen");
+//! [3]
+
+
+//! [4]
+int timeout = 30;
+if (map.contains("TIMEOUT"))
+    timeout = map.value("TIMEOUT");
+//! [4]
+
+
+//! [5]
+int timeout = map.value("TIMEOUT", 30);
+//! [5]
+
+
+//! [6]
+// WRONG
+QMap<int, QWidget *> map;
+...
+for (int i = 0; i < 1000; ++i) {
+    if (map[i] == okButton)
+        cout << "Found button at index " << i << endl;
+}
+//! [6]
+
+
+//! [7]
+QMapIterator<QString, int> i(map);
+while (i.hasNext()) {
+    i.next();
+    cout << i.key() << ": " << i.value() << endl;
+}
+//! [7]
+
+
+//! [8]
+QMap<QString, int>::const_iterator i = map.constBegin();
+while (i != map.constEnd()) {
+    cout << i.key() << ": " << i.value() << endl;
+    ++i;
+}
+//! [8]
+
+
+//! [9]
+map.insert("plenty", 100);
+map.insert("plenty", 2000);
+// map.value("plenty") == 2000
+//! [9]
+
+
+//! [10]
+QList<int> values = map.values("plenty");
+for (int i = 0; i < values.size(); ++i)
+    cout << values.at(i) << endl;
+//! [10]
+
+
+//! [11]
+QMap<QString, int>::iterator i = map.find("plenty");
+while (i != map.end() && i.key() == "plenty") {
+    cout << i.value() << endl;
+    ++i;
+}
+//! [11]
+
+
+//! [12]
+QMap<QString, int> map;
+...
+foreach (int value, map)
+    cout << value << endl;
+//! [12]
+
+
+//! [13]
+#ifndef EMPLOYEE_H
+#define EMPLOYEE_H
+
+class Employee
+{
+public:
+    Employee() {}
+    Employee(const QString &name, const QDate &dateOfBirth);
+    ...
+
+private:
+    QString myName;
+    QDate myDateOfBirth;
+};
+
+inline bool operator<(const Employee &e1, const Employee &e2)
+{
+    if (e1.name() != e2.name())
+        return e1.name() < e2.name();
+    return e1.dateOfBirth() < e2.dateOfBirth();
+}
+
+#endif // EMPLOYEE_H
+//! [13]
+
+
+//! [14]
+QMap<QString, int> map;
+...
+QMap<QString, int>::const_iterator i = map.find("HDR");
+while (i != map.end() && i.key() == "HDR") {
+    cout << i.value() << endl;
+    ++i;
+}
+//! [14]
+
+
+//! [15]
+QMap<int, QString> map;
+map.insert(1, "one");
+map.insert(5, "five");
+map.insert(10, "ten");
+
+map.lowerBound(0);      // returns iterator to (1, "one")
+map.lowerBound(1);      // returns iterator to (1, "one")
+map.lowerBound(2);      // returns iterator to (5, "five")
+map.lowerBound(10);     // returns iterator to (10, "ten")
+map.lowerBound(999);    // returns end()
+//! [15]
+
+
+//! [16]
+QMap<QString, int> map;
+...
+QMap<QString, int>::const_iterator i = map.lowerBound("HDR");
+QMap<QString, int>::const_iterator upperBound = map.upperBound("HDR");
+while (i != upperBound) {
+    cout << i.value() << endl;
+    ++i;
+}
+//! [16]
+
+
+//! [17]
+QMap<int, QString> map;
+map.insert(1, "one");
+map.insert(5, "five");
+map.insert(10, "ten");
+
+map.upperBound(0);      // returns iterator to (1, "one")
+map.upperBound(1);      // returns iterator to (5, "five")
+map.upperBound(2);      // returns iterator to (5, "five")
+map.upperBound(10);     // returns end()
+map.upperBound(999);    // returns end()
+//! [17]
+
+
+//! [18]
+QMap<QString, int> map;
+map.insert("January", 1);
+map.insert("February", 2);
+...
+map.insert("December", 12);
+
+QMap<QString, int>::iterator i;
+for (i = map.begin(); i != map.end(); ++i)
+    cout << i.key() << ": " << i.value() << endl;
+//! [18]
+
+
+//! [19]
+QMap<QString, int>::iterator i;
+for (i = map.begin(); i != map.end(); ++i)
+    i.value() += 2;
+//! [19]
+
+
+//! [20]
+QMap<QString, int>::iterator i = map.begin();
+while (i != map.end()) {
+    if (i.key().startsWith("_"))
+        i = map.erase(i);
+    else
+        ++i;
+}
+//! [20]
+
+
+//! [21]
+QMap<QString, int>::iterator i = map.begin();
+while (i != map.end()) {
+    QMap<QString, int>::iterator prev = i;
+    ++i;
+    if (prev.key().startsWith("_"))
+        map.erase(prev);
+}
+//! [21]
+
+
+//! [22]
+// WRONG
+while (i != map.end()) {
+    if (i.key().startsWith("_"))
+        map.erase(i);
+    ++i;
+}
+//! [22]
+
+
+//! [23]
+if (i.key() == "Hello")
+    i.value() = "Bonjour";
+//! [23]
+
+
+//! [24]
+QMap<QString, int> map;
+map.insert("January", 1);
+map.insert("February", 2);
+...
+map.insert("December", 12);
+
+QMap<QString, int>::const_iterator i;
+for (i = map.constBegin(); i != map.constEnd(); ++i)
+    cout << i.key() << ": " << i.value() << endl;
+//! [24]
+
+
+//! [25]
+QMultiMap<QString, int> map1, map2, map3;
+
+map1.insert("plenty", 100);
+map1.insert("plenty", 2000);
+// map1.size() == 2
+
+map2.insert("plenty", 5000);
+// map2.size() == 1
+
+map3 = map1 + map2;
+// map3.size() == 3
+//! [25]
+
+
+//! [26]
+QList<int> values = map.values("plenty");
+for (int i = 0; i < values.size(); ++i)
+    cout << values.at(i) << endl;
+//! [26]
+
+
+//! [27]
+QMultiMap<QString, int>::iterator i = map.find("plenty");
+while (i != map.end() && i.key() == "plenty") {
+    cout << i.value() << endl;
+    ++i;
+}
+//! [27]