doc/src/snippets/code/doc_src_q3asciidict.qdoc
branchRCL_3
changeset 7 3f74d0d4af4c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/doc/src/snippets/code/doc_src_q3asciidict.qdoc	Thu Apr 08 14:19:33 2010 +0300
@@ -0,0 +1,93 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+Q3AsciiDict<QLineEdit> fields; // char* keys, QLineEdit* values
+fields.insert( "forename", new QLineEdit( this ) );
+fields.insert( "surname", new QLineEdit( this ) );
+
+fields["forename"]->setText( "Homer" );
+fields["surname"]->setText( "Simpson" );
+
+Q3AsciiDictIterator<QLineEdit> it( fields ); // See Q3AsciiDictIterator
+for( ; it.current(); ++it )
+    cout << it.currentKey() << ": " << it.current()->text() << endl;
+cout << endl;
+
+if ( fields["forename"] && fields["surname"] )
+    cout << fields["forename"]->text() << " " 
+	<< fields["surname"]->text() << endl;  // Prints "Homer Simpson"
+
+fields.remove( "forename" ); // Does not delete the line edit
+if ( ! fields["forename"] )
+    cout << "forename is not in the dictionary" << endl;
+//! [0]
+
+
+//! [1]
+Q3AsciiDict<char> dict;
+    ...
+if ( dict.find(key) )
+    dict.remove( key );
+dict.insert( key, item );
+//! [1]
+
+
+//! [2]
+Q3AsciiDict<QLineEdit> fields;
+fields.insert( "forename", new QLineEdit( this ) );
+fields.insert( "surname", new QLineEdit( this ) );
+fields.insert( "age", new QLineEdit( this ) );
+
+fields["forename"]->setText( "Homer" );
+fields["surname"]->setText( "Simpson" );
+fields["age"]->setText( "45" );
+
+Q3AsciiDictIterator<QLineEdit> it( fields );
+for( ; it.current(); ++it )
+    cout << it.currentKey() << ": " << it.current()->text() << endl;
+cout << endl;
+
+// Output (random order):
+//	age: 45
+//	surname: Simpson
+//	forename: Homer
+//! [2]