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//! [0]
class Employee
{
public:
Employee() : sn( 0 ) { }
Employee( const QString& forename, const QString& surname, int salary )
: fn( forename ), sn( surname ), sal( salary )
{ }
void setSalary( int salary ) { sal = salary; }
QString forename() const { return fn; }
QString surname() const { return sn; }
int salary() const { return sal; }
private:
QString fn;
QString sn;
int sal;
};
Q3PtrList<Employee> list;
list.setAutoDelete( TRUE ); // the list owns the objects
list.append( new Employee("John", "Doe", 50000) );
list.append( new Employee("Jane", "Williams", 80000) );
list.append( new Employee("Tom", "Jones", 60000) );
Employee *employee;
for ( employee = list.first(); employee; employee = list.next() )
cout << employee->surname().latin1() << ", " <<
employee->forename().latin1() << " earns " <<
employee->salary() << endl;
cout << endl;
// very inefficient for big lists
for ( uint i = 0; i < list.count(); ++i )
if ( list.at(i) )
cout << list.at( i )->surname().latin1() << endl;
//! [0]
//! [1]
Doe, John earns 50000
Williams, Jane earns 80000
Jones, Tom earns 60000
Doe
Williams
Jones
//! [1]
//! [2]
if ( list.findRef( item ) != -1 )
list.remove();
//! [2]
//! [3]
Q3PtrList<Employee> list;
list.append( new Employee("John", "Doe", 50000) );
list.append( new Employee("Jane", "Williams", 80000) );
list.append( new Employee("Tom", "Jones", 60000) );
Q3PtrListIterator<Employee> it( list );
Employee *employee;
while ( (employee = it.current()) != 0 ) {
++it;
cout << employee->surname().latin1() << ", " <<
employee->forename().latin1() << " earns " <<
employee->salary() << endl;
}
//! [3]
//! [4]
Doe, John earns 50000
Williams, Jane earns 80000
Jones, Tom earns 60000
//! [4]
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