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<title>Qt 4.4: Q3PtrDictIterator Class Reference</title>
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<p>See also <a href="q3ptrdict.html">Q3PtrDict</a>.</p>
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<h2>Member Function Documentation</h2>
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<h3 class="fn"><a name="Q3PtrDictIterator"></a>Q3PtrDictIterator::Q3PtrDictIterator ( const <a href="q3ptrdict.html">Q3PtrDict</a><type> & <i>dict</i> )</h3>
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<p>Constructs an iterator for <i>dict</i>. The current iterator item is set to point on the first item in the <i>dict</i>.</p>
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<h3 class="fn"><a name="dtor.Q3PtrDictIterator"></a>Q3PtrDictIterator::~Q3PtrDictIterator ()</h3>
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<p>Destroys the iterator.</p>
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<a name="//apple_ref/cpp/instm/Q3PtrDictIterator/count" />
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<h3 class="fn"><a name="count"></a><a href="qtglobal.html#uint-typedef">uint</a> Q3PtrDictIterator::count () const</h3>
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<p>Returns the number of items in the dictionary this iterator operates on.</p>
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<p>See also <a href="q3ptrdictiterator.html#isEmpty">isEmpty</a>().</p>
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<a name="//apple_ref/cpp/instm/Q3PtrDictIterator/current" />
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<h3 class="fn"><a name="current"></a>type * Q3PtrDictIterator::current () const</h3>
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<p>Returns a pointer to the current iterator item's value.</p>
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<h3 class="fn"><a name="currentKey"></a>void * Q3PtrDictIterator::currentKey () const</h3>
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<p>Returns the current iterator item's key.</p>
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<h3 class="fn"><a name="isEmpty"></a>bool Q3PtrDictIterator::isEmpty () const</h3>
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<p>Returns TRUE if the dictionary is empty; otherwise returns FALSE.</p>
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<p>See also <a href="q3ptrdictiterator.html#count">count</a>().</p>
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<a name="//apple_ref/cpp/instm/Q3PtrDictIterator/toFirst" />
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<h3 class="fn"><a name="toFirst"></a>type * Q3PtrDictIterator::toFirst ()</h3>
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<p>Sets the current iterator item to point to the first item in the dictionary and returns a pointer to the item. If the dictionary is empty, it sets the current item to 0 and returns 0.</p>
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<a name="//apple_ref/cpp/instm/Q3PtrDictIterator/operator type *" />
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<h3 class="fn"><a name="operator-type--2a"></a>Q3PtrDictIterator::operator type * () const</h3>
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<p>Cast operator. Returns a pointer to the current iterator item. Same as <a href="q3ptrdictiterator.html#current">current</a>().</p>
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<h3 class="fn"><a name="operator-28-29"></a>type * Q3PtrDictIterator::operator() ()</h3>
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<p>Makes the succeeding item current and returns the original current item.</p>
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<p>If the current iterator item was the last item in the dictionary or if it was 0, 0 is returned.</p>
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<h3 class="fn"><a name="operator-2b-2b"></a>type * Q3PtrDictIterator::operator++ ()</h3>
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<p>Prefix ++ makes the succeeding item current and returns the new current item.</p>
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<p>If the current iterator item was the last item in the dictionary or if it was 0, 0 is returned.</p>
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<h3 class="fn"><a name="operator-2b-eq"></a>type * Q3PtrDictIterator::operator+= ( <a href="qtglobal.html#uint-typedef">uint</a> <i>jump</i> )</h3>
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<p>Sets the current item to the item <i>jump</i> positions after the current item and returns a pointer to that item.</p>
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<p>If that item is beyond the last item or if the dictionary is empty, it sets the current item to 0 and returns 0.</p>
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<td width="30%">Copyright © 2008 <a href="trolltech.html">Trolltech</a></td>
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<td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td>
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<td width="30%" align="right"><div align="right">Qt 4.4.0</div></td>
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<td width="30%" align="right"><div align="right">Qt 4.4.1</div></td>
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