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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title> TemplatedbCursor class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.2.15 --><center><a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> </center><hr><h1>dbCursor< T > Class Template Reference</h1><code>#include <<a class="el" href="cursor_8h-source.html">cursor.h</a>></code><p><p>Inheritance diagram for dbCursor< T >:<p><center><img src="classdbCursor.png" usemap="#dbCursor< T >_map" border="0"></center><map name="dbCursor< T >_map"><area href="classdbAnyCursor.html" alt="dbAnyCursor" shape="rect" coords="0,56,96,80"><area href="classdbL2List.html" alt="dbL2List" shape="rect" coords="0,0,96,24"></map><a href="classdbCursor-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0><tr><td colspan=2><br><h2>Public Methods</h2></td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora0">dbCursor</a> (dbCursorType type=dbCursorViewOnly)</td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora1">dbCursor</a> (<a class="el" href="classdbDatabase.html">dbDatabase</a> *aDb, dbCursorType type=dbCursorViewOnly)</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora2">get</a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora3">next</a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora4">prev</a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora5">first</a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora6">last</a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora7">operator-></a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora8">at</a> (<a class="el" href="classdbReference.html">dbReference</a>< T > const &ref)</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora9">toArray</a> (<a class="el" href="classdbArray.html">dbArray</a>< <a class="el" href="classdbReference.html">dbReference</a>< T > > &arr)</td></tr><tr><td nowrap align=right valign=top><a class="el" href="classdbReference.html">dbReference</a>< T > </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora10">currentId</a> ()</td></tr><tr><td nowrap align=right valign=top>T * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursora11">nextAvailable</a> ()</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a12">getNumberOfRecords</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a13">remove</a> ()</td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a14">isEmpty</a> ()</td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a15">isLimitReached</a> ()</td></tr><tr><td nowrap align=right valign=top>oid_t * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a16">toArrayOfOid</a> (oid_t *arr)</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a17">select</a> (<a class="el" href="classdbQuery.html">dbQuery</a> &query, dbCursorType aType, void *paramStruct=NULL)</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a18">select</a> (<a class="el" href="classdbQuery.html">dbQuery</a> &query, void *paramStruct=NULL)</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a19">select</a> (char const *condition, dbCursorType aType, void *paramStruct=NULL)</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a20">select</a> (char const *condition, void *paramStruct=NULL)</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a21">select</a> (dbCursorType aType)</td></tr><tr><td nowrap align=right valign=top>int </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a22">select</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a23">update</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a24">removeAll</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a25">removeAllSelected</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a26">setSelectionLimit</a> (size_t lim)</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a27">unsetSelectionLimit</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a28">setPrefetchMode</a> (bool mode)</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a29">reset</a> ()</td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a30">isLast</a> ()</td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a31">isFirst</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a32">freeze</a> ()</td></tr><tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a33">unfreeze</a> ()</td></tr><tr><td nowrap align=right valign=top><a class="el" href="classdbTableDescriptor.html">dbTableDescriptor</a> * </td><td valign=bottom><a class="el" href="classdbCursor.html#dbCursor_3_01Sequencer_01_4a34">getTable</a> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbL2Lista0" doxytag="dbCursor::link"></a>void </td><td valign=bottom><b>link</b> (<a class="el" href="classdbL2List.html">dbL2List</a> *elem)</td></tr><tr><td nowrap align=right valign=top><a name="dbL2Lista1" doxytag="dbCursor::unlink"></a>void </td><td valign=bottom><b>unlink</b> ()</td></tr><tr><td colspan=2><br><h2>Public Attributes</h2></td></tr><tr><td nowrap align=right valign=top><a name="dbL2Listm0" doxytag="dbCursor::next"></a><a class="el" href="classdbL2List.html">dbL2List</a> * </td><td valign=bottom><b>next</b></td></tr><tr><td nowrap align=right valign=top><a name="dbL2Listm1" doxytag="dbCursor::prev"></a><a class="el" href="classdbL2List.html">dbL2List</a> * </td><td valign=bottom><b>prev</b></td></tr><tr><td colspan=2><br><h2>Protected Methods</h2></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b0" doxytag="dbCursor::checkForDuplicates"></a>void </td><td valign=bottom><b>checkForDuplicates</b> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b1" doxytag="dbCursor::isMarked"></a>bool </td><td valign=bottom><b>isMarked</b> (oid_t oid)</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b2" doxytag="dbCursor::mark"></a>void </td><td valign=bottom><b>mark</b> (oid_t oid)</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b3" doxytag="dbCursor::add"></a>bool </td><td valign=bottom><b>add</b> (oid_t oid)</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b4" doxytag="dbCursor::gotoNext"></a>bool </td><td valign=bottom><b>gotoNext</b> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b5" doxytag="dbCursor::gotoPrev"></a>bool </td><td valign=bottom><b>gotoPrev</b> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b6" doxytag="dbCursor::gotoFirst"></a>bool </td><td valign=bottom><b>gotoFirst</b> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b7" doxytag="dbCursor::gotoLast"></a>bool </td><td valign=bottom><b>gotoLast</b> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b8" doxytag="dbCursor::setCurrent"></a>void </td><td valign=bottom><b>setCurrent</b> (<a class="el" href="classdbAnyReference.html">dbAnyReference</a> const &ref)</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b9" doxytag="dbCursor::fetch"></a>void </td><td valign=bottom><b>fetch</b> ()</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b10" doxytag="dbCursor::adjustReferences"></a>void </td><td valign=bottom><b>adjustReferences</b> (size_t base, size_t size, long shift)</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b11" doxytag="dbCursor::setTable"></a>void </td><td valign=bottom><b>setTable</b> (<a class="el" href="classdbTableDescriptor.html">dbTableDescriptor</a> *aTable)</td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4b12" doxytag="dbCursor::setRecord"></a>void </td><td valign=bottom><b>setRecord</b> (byte *rec)</td></tr><tr><td colspan=2><br><h2>Protected Attributes</h2></td></tr><tr><td nowrap align=right valign=top><a name="dbCursorn0" doxytag="dbCursor::record"></a>T </td><td valign=bottom><b>record</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n1" doxytag="dbCursor::db"></a><a class="el" href="classdbDatabase.html">dbDatabase</a> * </td><td valign=bottom><b>db</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n2" doxytag="dbCursor::table"></a><a class="el" href="classdbTableDescriptor.html">dbTableDescriptor</a> * </td><td valign=bottom><b>table</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n3" doxytag="dbCursor::type"></a>dbCursorType </td><td valign=bottom><b>type</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n4" doxytag="dbCursor::defaultType"></a>dbCursorType </td><td valign=bottom><b>defaultType</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n5" doxytag="dbCursor::selection"></a>dbSelection </td><td valign=bottom><b>selection</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n6" doxytag="dbCursor::allRecords"></a>bool </td><td valign=bottom><b>allRecords</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n7" doxytag="dbCursor::firstId"></a>oid_t </td><td valign=bottom><b>firstId</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n8" doxytag="dbCursor::lastId"></a>oid_t </td><td valign=bottom><b>lastId</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n9" doxytag="dbCursor::currId"></a>oid_t </td><td valign=bottom><b>currId</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n10" doxytag="dbCursor::limit"></a>size_t </td><td valign=bottom><b>limit</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n11" doxytag="dbCursor::bitmap"></a>int4 * </td><td valign=bottom><b>bitmap</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n12" doxytag="dbCursor::bitmapSize"></a>size_t </td><td valign=bottom><b>bitmapSize</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n13" doxytag="dbCursor::eliminateDuplicates"></a>bool </td><td valign=bottom><b>eliminateDuplicates</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n14" doxytag="dbCursor::prefetch"></a>bool </td><td valign=bottom><b>prefetch</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n15" doxytag="dbCursor::removed"></a>bool </td><td valign=bottom><b>removed</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n16" doxytag="dbCursor::updateInProgress"></a>bool </td><td valign=bottom><b>updateInProgress</b></td></tr><tr><td nowrap align=right valign=top><a name="dbCursor_3_01Sequencer_01_4n17" doxytag="dbCursor::paramBase"></a>void * </td><td valign=bottom><b>paramBase</b></td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2><h3>template<class T><br> class dbCursor< T ></h3>Cursor template parameterized by table class <p><hr><h2>Constructor & Destructor Documentation</h2><a name="dbCursora0" doxytag="dbCursor::dbCursor"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" colspan="4">template<class T> </td> </tr> <tr> <td class="md" nowrap valign="top"> dbCursor< T >::dbCursor </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">dbCursorType </td> <td class="mdname1" valign="top" nowrap> <em>type</em> = dbCursorViewOnly </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Cursor constructor <dl compact><dt><b>Parameters: </b><dd><table border=0 cellspacing=2 cellpadding=0><tr><td valign=top><em>type</em> </td><td>cursor type (dbCursorViewOnly by default) </td></tr></table></dl> </td> </tr></table><a name="dbCursora1" doxytag="dbCursor::dbCursor"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" colspan="4">template<class T> </td> </tr> <tr> <td class="md" nowrap valign="top"> dbCursor< T >::dbCursor </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top"><a class="el" href="classdbDatabase.html">dbDatabase</a> * </td> <td class="mdname" nowrap> <em>aDb</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>dbCursorType </td> <td class="mdname" nowrap> <em>type</em> = dbCursorViewOnly</td> </tr> <tr> <td></td> <td class="md">) </td> <td class="md" colspan="2"><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Cursor constructor with explicit specification of database. This cursor should be used for unassigned tables. <dl compact><dt><b>Parameters: </b><dd><table border=0 cellspacing=2 cellpadding=0><tr><td valign=top><em>aDB</em> </td><td>database in which table lokkup is performed </td></tr><tr><td valign=top><em>type</em> </td><td>cursor type (dbCursorViewOnly by default) </td></tr></table></dl> </td> </tr></table><hr><h2>Member Function Documentation</h2><a name="dbCursora8" doxytag="dbCursor::at"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" colspan="4">template<class T> </td> </tr> <tr> <td class="md" nowrap valign="top"> T* dbCursor< T >::at </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top"><a class="el" href="classdbReference.html">dbReference</a>< T > const & </td> <td class="mdname1" valign="top" nowrap> <em>ref</em> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Select record by reference <dl compact><dt><b>Parameters: </b><dd><table border=0 cellspacing=2 cellpadding=0><tr><td valign=top><em>ref</em> </td><td>reference to the record </td></tr></table></dl><dl compact><dt><b>Returns: </b><dd>pointer to the referenced record </dl> </td> </tr></table><a name="dbCursora10" doxytag="dbCursor::currentId"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" colspan="4">template<class T> </td> </tr> <tr> <td class="md" nowrap valign="top"> <a class="el" href="classdbReference.html">dbReference</a><T> dbCursor< T >::currentId </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Get current object idenitifer <dl compact><dt><b>Parameters: </b><dd><table border=0 cellspacing=2 cellpadding=0><tr><td valign=top><em>reference</em> </td><td>to the current record </td></tr></table></dl> </td> </tr></table><a name="dbCursora5" doxytag="dbCursor::first"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" colspan="4">template<class T> </td> </tr> <tr> <td class="md" nowrap valign="top"> T* dbCursor< T >::first </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Get pointer to the first record <dl compact><dt><b>Returns: </b><dd>pointer to the first record or <code>NULL</code> if no records were selected </dl> </td> </tr></table><a name="dbCursor_3_01Sequencer_01_4a32" doxytag="dbCursor::freeze"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> void dbAnyCursor::freeze </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td>⌨️ 快捷键说明
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