PTLib
Version 2.10.10
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This class functions as a simple wrapper
of the PODBCStmt class to fetch/Save data to the Datasource. More...
#include <podbc.h>
Public Member Functions | |
Row (PODBCStmt *stmt) | |
Constructor Create a Dummy row of data to act as a Record Marker. More... | |
Field & | Column (PINDEX col) |
Retrieve Field Data given the specifed column. More... | |
Field & | Column (PString name) |
Retreive Field Data given the Column Name. More... | |
PStringArray | ColumnNames () |
Retrieve the Column Names. More... | |
PINDEX | Columns () |
Columns. More... | |
PINDEX | Rows () |
Rows The Number of Rows. More... | |
Field & | operator[] (PINDEX col) |
Retrieve Field Data given specified column. More... | |
Field & | operator[] (PString col) |
Retrieve Field Data given the column Name. More... | |
PBoolean | Navigate (PINDEX row) |
Navigate to Specified Row. More... | |
void | SetNewRow () |
SetNewRow Set New Row for input. More... | |
PBoolean | Post () |
Post the Row back to the Database. More... | |
PBoolean | Delete (PINDEX row=0) |
Delete the Current Record from the RecordSet More... | |
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virtual | ~PObject () |
virtual PObject * | Clone () const |
Create a copy of the class on the heap. More... | |
virtual PINDEX | HashFunction () const |
This function yields a hash value required by the PDictionary class. More... | |
virtual const char * | GetClass (unsigned ancestor=0) const |
Get the current dynamic type of the object instance. More... | |
PBoolean | IsClass (const char *cls) const |
virtual PBoolean | InternalIsDescendant (const char *clsName) const |
Determine if the dynamic type of the current instance is a descendent of the specified class. More... | |
virtual Comparison | Compare (const PObject &obj) const |
Compare the two objects and return their relative rank. More... | |
virtual Comparison | CompareObjectMemoryDirect (const PObject &obj) const |
Determine the byte wise comparison of two objects. More... | |
bool | operator== (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator!= (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator< (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator> (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator<= (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator>= (const PObject &obj) const |
Compare the two objects. More... | |
virtual void | PrintOn (ostream &strm) const |
Output the contents of the object to the stream. More... | |
virtual void | ReadFrom (istream &strm) |
Input the contents of the object from the stream. More... | |
Public Attributes | |
PODBCRecord * | rec |
PINDEX | CurRow |
Record Structure. More... | |
PBoolean | NewRow |
Current Row. More... | |
PINDEX | RowCount |
Flag to Indicate New Row (requires either Post or Delete) More... | |
Protected Attributes | |
PArray< Field > | Fields |
Number of Rows. More... | |
Additional Inherited Members | |
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enum | Comparison { LessThan = -1, EqualTo = 0, GreaterThan = 1 } |
Result of the comparison operation performed by the Compare() function. More... | |
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static const char * | Class () |
Get the name of the class as a C string. More... | |
static Comparison | InternalCompareObjectMemoryDirect (const PObject *obj1, const PObject *obj2, PINDEX size) |
Internal function caled from CompareObjectMemoryDirect() More... | |
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PObject () | |
Constructor for PObject, made protected so cannot ever create one on its own. More... | |
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This class functions as a simple wrapper
of the PODBCStmt class to fetch/Save data to the Datasource.
Data is fetched on a need to basis and not cached except to create a new row.
PODBC::Row::Row | ( | PODBCStmt * | stmt | ) |
Constructor
Create a Dummy row of data to act as a Record Marker.
Template Field are created and Stored in a PARRAY.
Field& PODBC::Row::Column | ( | PINDEX | col | ) |
Retrieve Field Data given the specifed column.
Note: Columns atart at 1 and not exceed PODBCStmt::GetColumnCount()
PStringArray PODBC::Row::ColumnNames | ( | ) |
Retrieve the Column Names.
PINDEX PODBC::Row::Columns | ( | ) |
Columns.
The Number of Columns in the RecordSet
PBoolean PODBC::Row::Delete | ( | PINDEX | row = 0 | ) |
Delete the Current Record from the
RecordSet
PBoolean PODBC::Row::Post | ( | ) |
Post the Row back to the Database.
When Row::NewRow is true the data can be posted back to the Database; If Edit Invoked then releasea the RowHandler for Navigation.
PINDEX PODBC::Row::Rows | ( | ) |
Rows The Number of Rows.
void PODBC::Row::SetNewRow | ( | ) |
SetNewRow Set New Row for input.
PINDEX PODBC::Row::CurRow |
Record Structure.
PODBCRecord* PODBC::Row::rec |
PINDEX PODBC::Row::RowCount |
Flag to Indicate New Row (requires either Post or Delete)