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Diffstat (limited to 'doc/man/man3/tqdatatable.3qt')
| -rw-r--r-- | doc/man/man3/tqdatatable.3qt | 242 |
1 files changed, 121 insertions, 121 deletions
diff --git a/doc/man/man3/tqdatatable.3qt b/doc/man/man3/tqdatatable.3qt index 88358f58..866cd07a 100644 --- a/doc/man/man3/tqdatatable.3qt +++ b/doc/man/man3/tqdatatable.3qt @@ -1,5 +1,5 @@ '\" t -.TH QDataTable 3qt "2 February 2007" "Trolltech AS" \" -*- nroff -*- +.TH TQDataTable 3qt "2 February 2007" "Trolltech AS" \" -*- nroff -*- .\" Copyright 1992-2007 Trolltech ASA. All rights reserved. See the .\" license file included in the distribution for a complete license .\" statement. @@ -7,9 +7,9 @@ .ad l .nh .SH NAME -QDataTable \- Flexible SQL table widget that supports browsing and editing +TQDataTable \- Flexible SQL table widget that supports browsing and editing .SH SYNOPSIS -\fC#include <ntqdatatable.h>\fR +\fC#include <tqdatatable.h>\fR .PP Inherits QTable. .PP @@ -19,10 +19,10 @@ Inherits QTable. .BI "\fBQDataTable\fR ( TQWidget * parent = 0, const char * name = 0 )" .br .ti -1c -.BI "\fBQDataTable\fR ( QSqlCursor * cursor, bool autoPopulate = FALSE, TQWidget * parent = 0, const char * name = 0 )" +.BI "\fBQDataTable\fR ( TQSqlCursor * cursor, bool autoPopulate = FALSE, TQWidget * parent = 0, const char * name = 0 )" .br .ti -1c -.BI "\fB~QDataTable\fR ()" +.BI "\fB~TQDataTable\fR ()" .br .ti -1c .BI "virtual void \fBaddColumn\fR ( const TQString & fieldName, const TQString & label = TQString::null, int width = -1, const QIconSet & iconset = QIconSet ( ) )" @@ -73,10 +73,10 @@ Inherits QTable. .BI "QStringList \fBsort\fR () const" .br .ti -1c -.BI "virtual void \fBsetSqlCursor\fR ( QSqlCursor * cursor = 0, bool autoPopulate = FALSE, bool autoDelete = FALSE )" +.BI "virtual void \fBsetSqlCursor\fR ( TQSqlCursor * cursor = 0, bool autoPopulate = FALSE, bool autoDelete = FALSE )" .br .ti -1c -.BI "QSqlCursor * \fBsqlCursor\fR () const" +.BI "TQSqlCursor * \fBsqlCursor\fR () const" .br .ti -1c .BI "virtual void \fBsetNullText\fR ( const TQString & nullText )" @@ -118,7 +118,7 @@ Inherits QTable. .BI "virtual void \fBsetSort\fR ( const QStringList & sort )" .br .ti -1c -.BI "virtual void \fBsetSort\fR ( const QSqlIndex & sort )" +.BI "virtual void \fBsetSort\fR ( const TQSqlIndex & sort )" .br .ti -1c .BI "enum \fBRefresh\fR { RefreshData = 1, RefreshColumns = 2, RefreshAll = 3 }" @@ -136,13 +136,13 @@ Inherits QTable. .BI "QVariant \fBvalue\fR ( int row, int col ) const" .br .ti -1c -.BI "QSqlRecord * \fBcurrentRecord\fR () const" +.BI "TQSqlRecord * \fBcurrentRecord\fR () const" .br .ti -1c -.BI "void \fBinstallEditorFactory\fR ( QSqlEditorFactory * f )" +.BI "void \fBinstallEditorFactory\fR ( TQSqlEditorFactory * f )" .br .ti -1c -.BI "void \fBinstallPropertyMap\fR ( QSqlPropertyMap * m )" +.BI "void \fBinstallPropertyMap\fR ( TQSqlPropertyMap * m )" .br .ti -1c .BI "virtual int \fBnumCols\fR () const" @@ -175,28 +175,28 @@ Inherits QTable. .SS "Signals" .in +1c .ti -1c -.BI "void \fBcurrentChanged\fR ( QSqlRecord * record )" +.BI "void \fBcurrentChanged\fR ( TQSqlRecord * record )" .br .ti -1c -.BI "void \fBprimeInsert\fR ( QSqlRecord * buf )" +.BI "void \fBprimeInsert\fR ( TQSqlRecord * buf )" .br .ti -1c -.BI "void \fBprimeUpdate\fR ( QSqlRecord * buf )" +.BI "void \fBprimeUpdate\fR ( TQSqlRecord * buf )" .br .ti -1c -.BI "void \fBprimeDelete\fR ( QSqlRecord * buf )" +.BI "void \fBprimeDelete\fR ( TQSqlRecord * buf )" .br .ti -1c -.BI "void \fBbeforeInsert\fR ( QSqlRecord * buf )" +.BI "void \fBbeforeInsert\fR ( TQSqlRecord * buf )" .br .ti -1c -.BI "void \fBbeforeUpdate\fR ( QSqlRecord * buf )" +.BI "void \fBbeforeUpdate\fR ( TQSqlRecord * buf )" .br .ti -1c -.BI "void \fBbeforeDelete\fR ( QSqlRecord * buf )" +.BI "void \fBbeforeDelete\fR ( TQSqlRecord * buf )" .br .ti -1c -.BI "void \fBcursorChanged\fR ( QSql::Op mode )" +.BI "void \fBcursorChanged\fR ( TQSql::Op mode )" .br .in -1c .SS "Properties" @@ -256,13 +256,13 @@ Inherits QTable. .BI "virtual bool \fBdeleteCurrent\fR ()" .br .ti -1c -.BI "virtual QSql::Confirm \fBconfirmEdit\fR ( QSql::Op m )" +.BI "virtual TQSql::Confirm \fBconfirmEdit\fR ( TQSql::Op m )" .br .ti -1c -.BI "virtual QSql::Confirm \fBconfirmCancel\fR ( QSql::Op m )" +.BI "virtual TQSql::Confirm \fBconfirmCancel\fR ( TQSql::Op m )" .br .ti -1c -.BI "virtual void \fBhandleError\fR ( const QSqlError & e )" +.BI "virtual void \fBhandleError\fR ( const TQSqlError & e )" .br .ti -1c .BI "virtual bool \fBbeginInsert\fR ()" @@ -277,33 +277,33 @@ Inherits QTable. .BI "void \fBreset\fR ()" .br .ti -1c -.BI "void \fBsetSize\fR ( QSqlCursor * sql )" +.BI "void \fBsetSize\fR ( TQSqlCursor * sql )" .br .ti -1c -.BI "virtual void \fBpaintField\fR ( QPainter * p, const QSqlField * field, const QRect & cr, bool selected )" +.BI "virtual void \fBpaintField\fR ( QPainter * p, const TQSqlField * field, const QRect & cr, bool selected )" .br .ti -1c -.BI "virtual int \fBfieldAlignment\fR ( const QSqlField * field )" +.BI "virtual int \fBfieldAlignment\fR ( const TQSqlField * field )" .br .in -1c .SH DESCRIPTION -The QDataTable class provides a flexible SQL table widget that supports browsing and editing. +The TQDataTable class provides a flexible SQL table widget that supports browsing and editing. .PP -QDataTable supports various functions for presenting and editing SQL data from a QSqlCursor in a table. +TQDataTable supports various functions for presenting and editing SQL data from a TQSqlCursor in a table. .PP -If you want a to present your data in a form use QDataBrowser, or for read-only forms, QDataView. +If you want a to present your data in a form use TQDataBrowser, or for read-only forms, TQDataView. .PP -When displaying data, QDataTable only retrieves data for visible rows. If the driver supports the 'query size' property the QDataTable will have the correct number of rows and the vertical scrollbar will accurately reflect the number of rows displayed in proportion to the number of rows in the dataset. If the driver does not support the 'query size' property, rows are dynamically fetched from the database on an as-needed basis with the scrollbar becoming more accurate as the user scrolls down through the records. This allows extremely large queries to be displayed as quickly as possible, with minimum memory usage. +When displaying data, TQDataTable only retrieves data for visible rows. If the driver supports the 'query size' property the TQDataTable will have the correct number of rows and the vertical scrollbar will accurately reflect the number of rows displayed in proportion to the number of rows in the dataset. If the driver does not support the 'query size' property, rows are dynamically fetched from the database on an as-needed basis with the scrollbar becoming more accurate as the user scrolls down through the records. This allows extremely large queries to be displayed as quickly as possible, with minimum memory usage. .PP -QDataTable inherits QTable's API and extends it with functions to sort and filter the data and sort columns. See setSqlCursor(), setFilter(), setSort(), setSorting(), sortColumn() and refresh(). +TQDataTable inherits QTable's API and extends it with functions to sort and filter the data and sort columns. See setSqlCursor(), setFilter(), setSort(), setSorting(), sortColumn() and refresh(). .PP -When displaying editable cursors, cell editing will be enabled. (For more information on editable cursors, see QSqlCursor). QDataTable can be used to modify existing data and to add new records. When a user makes changes to a field in the table, the cursor's edit buffer is used. The table will not send changes in the edit buffer to the database until the user moves to a different record in the grid or presses Enter. Cell editing is initiated by pressing F2 (or right clicking and then clicking the appropriate popup menu item) and canceled by pressing Esc. If there is a problem updating or adding data, errors are handled automatically (see handleError() to change this behavior). Note that if autoEdit() is FALSE navigating to another record will cancel the insert or update. +When displaying editable cursors, cell editing will be enabled. (For more information on editable cursors, see TQSqlCursor). TQDataTable can be used to modify existing data and to add new records. When a user makes changes to a field in the table, the cursor's edit buffer is used. The table will not send changes in the edit buffer to the database until the user moves to a different record in the grid or presses Enter. Cell editing is initiated by pressing F2 (or right clicking and then clicking the appropriate popup menu item) and canceled by pressing Esc. If there is a problem updating or adding data, errors are handled automatically (see handleError() to change this behavior). Note that if autoEdit() is FALSE navigating to another record will cancel the insert or update. .PP -The user can be asked to confirm all edits with setConfirmEdits(). For more precise control use setConfirmInsert(), setConfirmUpdate(), setConfirmDelete() and setConfirmCancels(). Use setAutoEdit() to control the behaviour of the table when the user edits a record and then navigates. (Note that setAutoDelete() is unrelated; it is used to set whether the QSqlCursor is deleted when the table is deleted.) +The user can be asked to confirm all edits with setConfirmEdits(). For more precise control use setConfirmInsert(), setConfirmUpdate(), setConfirmDelete() and setConfirmCancels(). Use setAutoEdit() to control the behaviour of the table when the user edits a record and then navigates. (Note that setAutoDelete() is unrelated; it is used to set whether the TQSqlCursor is deleted when the table is deleted.) .PP Since the data table can perform edits, it must be able to uniquely identify every record so that edits are correctly applied. Because of this the underlying cursor must have a valid primary index to ensure that a unique record is inserted, updated or deleted within the database otherwise the database may be changed to an inconsistent state. .PP -QDataTable creates editors using the default QSqlEditorFactory. Different editor factories can be used by calling installEditorFactory(). A property map is used to map between the cell's value and the editor. You can use your own property map with installPropertyMap(). +TQDataTable creates editors using the default TQSqlEditorFactory. Different editor factories can be used by calling installEditorFactory(). A property map is used to map between the cell's value and the editor. You can use your own property map with installPropertyMap(). .PP The contents of a cell is available as a TQString with text() or as a QVariant with value(). The current record is returned by currentRecord(). Use the find() function to search for a string in the table. .PP @@ -311,7 +311,7 @@ Editing actions can be applied programatically. For example, the insertCurrent() .PP Columns in the table can be created automatically based on the cursor (see setSqlCursor()). Columns can be manipulated manually using addColumn(), removeColumn() and setColumn(). .PP -The table automatically copies many of the properties of the cursor to format the display of data within cells (alignment, visibility, etc.). The cursor can be changed with setSqlCursor(). The filter (see setFilter()) and sort defined within the table are used instead of the filter and sort set on the cursor. For sorting options see setSort(), sortColumn(), sortAscending() and sortDescending(). Note that sorting operations will not behave as expected if you are using a QSqlSelectCursor because it uses user-defined SQL queries to obtain data. +The table automatically copies many of the properties of the cursor to format the display of data within cells (alignment, visibility, etc.). The cursor can be changed with setSqlCursor(). The filter (see setFilter()) and sort defined within the table are used instead of the filter and sort set on the cursor. For sorting options see setSort(), sortColumn(), sortAscending() and sortDescending(). Note that sorting operations will not behave as expected if you are using a TQSqlSelectCursor because it uses user-defined SQL queries to obtain data. .PP The text used to represent NULL, TRUE and FALSE values can be changed with setNullText(), setTrueText() and setFalseText() respectively. You can change the appearance of cells by reimplementing paintField(). .PP @@ -319,7 +319,7 @@ Whenever a new row is selected in the table the currentChanged() signal is emitt .PP See also Database Classes. .SS "Member Type Documentation" -.SH "QDataTable::Refresh" +.SH "TQDataTable::Refresh" This enum describes the refresh options. .TP \fCQDataTable::RefreshData\fR - refresh the data, i.e. read it from the database @@ -328,17 +328,17 @@ This enum describes the refresh options. .TP \fCQDataTable::RefreshAll\fR - refresh both the data and the list of fields .SH MEMBER FUNCTION DOCUMENTATION -.SH "QDataTable::QDataTable ( TQWidget * parent = 0, const char * name = 0 )" +.SH "TQDataTable::TQDataTable ( TQWidget * parent = 0, const char * name = 0 )" Constructs a data table which is a child of \fIparent\fR, called name \fIname\fR. -.SH "QDataTable::QDataTable ( QSqlCursor * cursor, bool autoPopulate = FALSE, TQWidget * parent = 0, const char * name = 0 )" +.SH "TQDataTable::TQDataTable ( TQSqlCursor * cursor, bool autoPopulate = FALSE, TQWidget * parent = 0, const char * name = 0 )" Constructs a data table which is a child of \fIparent\fR, called name \fIname\fR using the cursor \fIcursor\fR. .PP If \fIautoPopulate\fR is TRUE (the default is FALSE), columns are automatically created based upon the fields in the \fIcursor\fR record. Note that \fIautoPopulate\fR only governs the creation of columns; to load the cursor's data into the table use refresh(). .PP If the \fIcursor\fR is read-only, the table also becomes read-only. In addition, the table adopts the cursor's driver's definition for representing NULL values as strings. -.SH "QDataTable::~QDataTable ()" +.SH "TQDataTable::~TQDataTable ()" Destroys the object and frees any allocated resources. -.SH "void QDataTable::addColumn ( const TQString & fieldName, const TQString & label = TQString::null, int width = -1, const QIconSet & iconset = QIconSet ( ) )\fC [virtual]\fR" +.SH "void TQDataTable::addColumn ( const TQString & fieldName, const TQString & label = TQString::null, int width = -1, const QIconSet & iconset = QIconSet ( ) )\fC [virtual]\fR" Adds the next column to be displayed using the field \fIfieldName\fR, column label \fIlabel\fR, width \fIwidth\fR and iconset \fIiconset\fR. .PP If \fIlabel\fR is specified, it is used as the column's header label, otherwise the field's display label is used when setSqlCursor() is called. The \fIiconset\fR is used to set the icon used by the column header; by default there is no icon. @@ -347,206 +347,206 @@ See also setSqlCursor() and refresh(). .PP Examples: .)l sql/overview/subclass1/main.cpp, sql/overview/subclass3/main.cpp, sql/overview/table2/main.cpp, and sql/sqltable/main.cpp. -.SH "void QDataTable::adjustColumn ( int col )\fC [virtual slot]\fR" -Resizes column \fIcol\fR so that the column width is wide enough to display the widest item the column contains (including the column label). If the table's QSqlCursor is not currently active, the cursor will be refreshed before the column width is calculated. Be aware that this function may be slow on tables that contain large result sets. +.SH "void TQDataTable::adjustColumn ( int col )\fC [virtual slot]\fR" +Resizes column \fIcol\fR so that the column width is wide enough to display the widest item the column contains (including the column label). If the table's TQSqlCursor is not currently active, the cursor will be refreshed before the column width is calculated. Be aware that this function may be slow on tables that contain large result sets. .PP Reimplemented from QTable. -.SH "bool QDataTable::autoDelete () const" +.SH "bool TQDataTable::autoDelete () const" Returns TRUE if the table will automatically delete the cursor specified by setSqlCursor(); otherwise returns FALSE. -.SH "bool QDataTable::autoEdit () const" +.SH "bool TQDataTable::autoEdit () const" Returns TRUE if the data table automatically applies edits; otherwise returns FALSE. See the "autoEdit" property for details. -.SH "void QDataTable::beforeDelete ( QSqlRecord * buf )\fC [signal]\fR" +.SH "void TQDataTable::beforeDelete ( TQSqlRecord * buf )\fC [signal]\fR" This signal is emitted just before the currently selected record is deleted from the database. The \fIbuf\fR parameter points to the edit buffer being deleted. Connect to this signal to, for example, copy some of the fields for later use. -.SH "void QDataTable::beforeInsert ( QSqlRecord * buf )\fC [signal]\fR" +.SH "void TQDataTable::beforeInsert ( TQSqlRecord * buf )\fC [signal]\fR" This signal is emitted just before the cursor's edit buffer is inserted into the database. The \fIbuf\fR parameter points to the edit buffer being inserted. Connect to this signal to, for example, populate a key field with a unique sequence number. -.SH "void QDataTable::beforeUpdate ( QSqlRecord * buf )\fC [signal]\fR" +.SH "void TQDataTable::beforeUpdate ( TQSqlRecord * buf )\fC [signal]\fR" This signal is emitted just before the cursor's edit buffer is updated in the database. The \fIbuf\fR parameter points to the edit buffer being updated. Connect to this signal when you want to transform the user's data behind-the-scenes. -.SH "bool QDataTable::beginInsert ()\fC [virtual protected]\fR" +.SH "bool TQDataTable::beginInsert ()\fC [virtual protected]\fR" Protected virtual function called when editing is about to begin on a new record. If the table is read-only, or if there's no cursor or the cursor does not allow inserts, nothing happens. .PP -Editing takes place using the cursor's edit buffer(see QSqlCursor::editBuffer()). +Editing takes place using the cursor's edit buffer(see TQSqlCursor::editBuffer()). .PP When editing begins, a new row is created in the table marked with an asterisk '*' in the row's vertical header column, i.e. at the left of the row. -.SH "TQWidget * QDataTable::beginUpdate ( int row, int col, bool replace )\fC [virtual protected]\fR" +.SH "TQWidget * TQDataTable::beginUpdate ( int row, int col, bool replace )\fC [virtual protected]\fR" Protected virtual function called when editing is about to begin on an existing row. If the table is read-only, or if there's no cursor, nothing happens. .PP -Editing takes place using the cursor's edit buffer (see QSqlCursor::editBuffer()). +Editing takes place using the cursor's edit buffer (see TQSqlCursor::editBuffer()). .PP -\fIrow\fR and \fIcol\fR refer to the row and column in the QDataTable. +\fIrow\fR and \fIcol\fR refer to the row and column in the TQDataTable. .PP (\fIreplace\fR is provided for reimplementors and reflects the API of QTable::beginEdit().) -.SH "QSql::Confirm QDataTable::confirmCancel ( QSql::Op m )\fC [virtual protected]\fR" +.SH "TQSql::Confirm TQDataTable::confirmCancel ( TQSql::Op m )\fC [virtual protected]\fR" Protected virtual function which returns a confirmation for cancelling an edit mode of \fIm\fR. Derived classes can reimplement this function to provide their own cancel dialog. The default implementation uses a message box which prompts the user to confirm the cancel. -.SH "bool QDataTable::confirmCancels () const" +.SH "bool TQDataTable::confirmCancels () const" Returns TRUE if the data table confirms cancel operations; otherwise returns FALSE. See the "confirmCancels" property for details. -.SH "bool QDataTable::confirmDelete () const" +.SH "bool TQDataTable::confirmDelete () const" Returns TRUE if the data table confirms delete operations; otherwise returns FALSE. See the "confirmDelete" property for details. -.SH "QSql::Confirm QDataTable::confirmEdit ( QSql::Op m )\fC [virtual protected]\fR" +.SH "TQSql::Confirm TQDataTable::confirmEdit ( TQSql::Op m )\fC [virtual protected]\fR" Protected virtual function which returns a confirmation for an edit of mode \fIm\fR. Derived classes can reimplement this function to provide their own confirmation dialog. The default implementation uses a message box which prompts the user to confirm the edit action. -.SH "bool QDataTable::confirmEdits () const" +.SH "bool TQDataTable::confirmEdits () const" Returns TRUE if the data table confirms edit operations; otherwise returns FALSE. See the "confirmEdits" property for details. -.SH "bool QDataTable::confirmInsert () const" +.SH "bool TQDataTable::confirmInsert () const" Returns TRUE if the data table confirms insert operations; otherwise returns FALSE. See the "confirmInsert" property for details. -.SH "bool QDataTable::confirmUpdate () const" +.SH "bool TQDataTable::confirmUpdate () const" Returns TRUE if the data table confirms update operations; otherwise returns FALSE. See the "confirmUpdate" property for details. -.SH "void QDataTable::currentChanged ( QSqlRecord * record )\fC [signal]\fR" +.SH "void TQDataTable::currentChanged ( TQSqlRecord * record )\fC [signal]\fR" This signal is emitted whenever a new row is selected in the table. The \fIrecord\fR parameter points to the contents of the newly selected record. -.SH "QSqlRecord * QDataTable::currentRecord () const" +.SH "TQSqlRecord * TQDataTable::currentRecord () const" Returns the currently selected record, or 0 if there is no current selection. The table owns the pointer, so do \fInot\fR delete it or otherwise modify it or the cursor it points to. -.SH "void QDataTable::cursorChanged ( QSql::Op mode )\fC [signal]\fR" +.SH "void TQDataTable::cursorChanged ( TQSql::Op mode )\fC [signal]\fR" This signal is emitted whenever the cursor record was changed due to an edit. The \fImode\fR parameter is the type of edit that just took place. -.SH "DateFormat QDataTable::dateFormat () const" +.SH "DateFormat TQDataTable::dateFormat () const" Returns the format used for displaying date/time values. See the "dateFormat" property for details. -.SH "bool QDataTable::deleteCurrent ()\fC [virtual protected]\fR" +.SH "bool TQDataTable::deleteCurrent ()\fC [virtual protected]\fR" For an editable table, issues a delete on the current cursor's primary index using the values of the currently selected row. If there is no current cursor or there is no current selection, nothing happens. If confirmEdits() or confirmDelete() is TRUE, confirmEdit() is called to confirm the delete. Returns TRUE if the delete succeeded; otherwise FALSE. .PP The underlying cursor must have a valid primary index to ensure that a unique record is deleted within the database otherwise the database may be changed to an inconsistent state. -.SH "TQString QDataTable::falseText () const" +.SH "TQString TQDataTable::falseText () const" Returns the text used to represent false values. See the "falseText" property for details. -.SH "int QDataTable::fieldAlignment ( const QSqlField * field )\fC [virtual protected]\fR" +.SH "int TQDataTable::fieldAlignment ( const TQSqlField * field )\fC [virtual protected]\fR" Returns the alignment for \fIfield\fR. -.SH "TQString QDataTable::filter () const" +.SH "TQString TQDataTable::filter () const" Returns the data filter for the data table. See the "filter" property for details. -.SH "void QDataTable::find ( const TQString & str, bool caseSensitive, bool backwards )\fC [virtual slot]\fR" +.SH "void TQDataTable::find ( const TQString & str, bool caseSensitive, bool backwards )\fC [virtual slot]\fR" Searches the current cursor for a cell containing the string \fIstr\fR starting at the current cell and working forwards (or backwards if \fIbackwards\fR is TRUE). If the string is found, the cell containing the string is set as the current cell. If \fIcaseSensitive\fR is FALSE the case of \fIstr\fR will be ignored. .PP The search will wrap, i.e. if the first (or if backwards is TRUE, last) cell is reached without finding \fIstr\fR the search will continue until it reaches the starting cell. If \fIstr\fR is not found the search will fail and the current cell will remain unchanged. -.SH "void QDataTable::handleError ( const QSqlError & e )\fC [virtual protected]\fR" +.SH "void TQDataTable::handleError ( const TQSqlError & e )\fC [virtual protected]\fR" Protected virtual function which is called when an error \fIe\fR has occurred on the current cursor(). The default implementation displays a warning message to the user with information about the error. -.SH "int QDataTable::indexOf ( uint i ) const\fC [protected]\fR" +.SH "int TQDataTable::indexOf ( uint i ) const\fC [protected]\fR" Returns the index of the field within the current SQL query that is displayed in column \fIi\fR. -.SH "bool QDataTable::insertCurrent ()\fC [virtual protected]\fR" +.SH "bool TQDataTable::insertCurrent ()\fC [virtual protected]\fR" For an editable table, issues an insert on the current cursor using the values in the cursor's edit buffer. If there is no current cursor or there is no current "insert" row, nothing happens. If confirmEdits() or confirmInsert() is TRUE, confirmEdit() is called to confirm the insert. Returns TRUE if the insert succeeded; otherwise returns FALSE. .PP The underlying cursor must have a valid primary index to ensure that a unique record is inserted within the database otherwise the database may be changed to an inconsistent state. -.SH "void QDataTable::installEditorFactory ( QSqlEditorFactory * f )" -Installs a new SQL editor factory \fIf\fR. This enables the user to create and instantiate their own editors for use in cell editing. Note that QDataTable takes ownership of this pointer, and will delete it when it is no longer needed or when installEditorFactory() is called again. +.SH "void TQDataTable::installEditorFactory ( TQSqlEditorFactory * f )" +Installs a new SQL editor factory \fIf\fR. This enables the user to create and instantiate their own editors for use in cell editing. Note that TQDataTable takes ownership of this pointer, and will delete it when it is no longer needed or when installEditorFactory() is called again. .PP -See also QSqlEditorFactory. -.SH "void QDataTable::installPropertyMap ( QSqlPropertyMap * m )" -Installs a new property map \fIm\fR. This enables the user to create and instantiate their own property maps for use in cell editing. Note that QDataTable takes ownership of this pointer, and will delete it when it is no longer needed or when installPropertMap() is called again. +See also TQSqlEditorFactory. +.SH "void TQDataTable::installPropertyMap ( TQSqlPropertyMap * m )" +Installs a new property map \fIm\fR. This enables the user to create and instantiate their own property maps for use in cell editing. Note that TQDataTable takes ownership of this pointer, and will delete it when it is no longer needed or when installPropertMap() is called again. .PP -See also QSqlPropertyMap. -.SH "TQString QDataTable::nullText () const" +See also TQSqlPropertyMap. +.SH "TQString TQDataTable::nullText () const" Returns the text used to represent NULL values. See the "nullText" property for details. -.SH "int QDataTable::numCols () const\fC [virtual]\fR" +.SH "int TQDataTable::numCols () const\fC [virtual]\fR" Returns the number of columns in the table. See the "numCols" property for details. .PP Reimplemented from QTable. -.SH "int QDataTable::numRows () const\fC [virtual]\fR" +.SH "int TQDataTable::numRows () const\fC [virtual]\fR" Returns the number of rows in the table. See the "numRows" property for details. .PP Reimplemented from QTable. -.SH "void QDataTable::paintField ( QPainter * p, const QSqlField * field, const QRect & cr, bool selected )\fC [virtual protected]\fR" +.SH "void TQDataTable::paintField ( QPainter * p, const TQSqlField * field, const QRect & cr, bool selected )\fC [virtual protected]\fR" Paints the \fIfield\fR on the painter \fIp\fR. The painter has already been translated to the appropriate cell's origin where the \fIfield\fR is to be rendered. \fIcr\fR describes the cell coordinates in the content coordinate system. The \fIselected\fR parameter is ignored. .PP If you want to draw custom field content you must reimplement paintField() to do the custom drawing. The default implementation renders the \fIfield\fR value as text. If the field is NULL, nullText() is displayed in the cell. If the field is Boolean, trueText() or falseText() is displayed as appropriate. .PP Example: sql/overview/table4/main.cpp. -.SH "void QDataTable::primeDelete ( QSqlRecord * buf )\fC [signal]\fR" +.SH "void TQDataTable::primeDelete ( TQSqlRecord * buf )\fC [signal]\fR" This signal is emitted after the cursor is primed for delete by the table, when a delete action is beginning on the table. The \fIbuf\fR parameter points to the edit buffer being deleted. Connect to this signal in order to, for example, record auditing information on deletions. -.SH "void QDataTable::primeInsert ( QSqlRecord * buf )\fC [signal]\fR" +.SH "void TQDataTable::primeInsert ( TQSqlRecord * buf )\fC [signal]\fR" This signal is emitted after the cursor is primed for insert by the table, when an insert action is beginning on the table. The \fIbuf\fR parameter points to the edit buffer being inserted. Connect to this signal in order to, for example, prime the record buffer with default data values. -.SH "void QDataTable::primeUpdate ( QSqlRecord * buf )\fC [signal]\fR" +.SH "void TQDataTable::primeUpdate ( TQSqlRecord * buf )\fC [signal]\fR" This signal is emitted after the cursor is primed for update by the table, when an update action is beginning on the table. The \fIbuf\fR parameter points to the edit buffer being updated. Connect to this signal in order to, for example, provide some visual feedback that the user is in 'edit mode'. -.SH "void QDataTable::refresh ()\fC [virtual slot]\fR" -Refreshes the table. The cursor is refreshed using the current filter, the current sort, and the currently defined columns. Equivalent to calling refresh( QDataTable::RefreshData ). +.SH "void TQDataTable::refresh ()\fC [virtual slot]\fR" +Refreshes the table. The cursor is refreshed using the current filter, the current sort, and the currently defined columns. Equivalent to calling refresh( TQDataTable::RefreshData ). .PP Examples: .)l sql/overview/subclass1/main.cpp, sql/overview/table1/main.cpp, sql/overview/table2/main.cpp, and sql/sqltable/main.cpp. -.SH "void QDataTable::refresh ( Refresh mode )" +.SH "void TQDataTable::refresh ( Refresh mode )" This is an overloaded member function, provided for convenience. It behaves essentially like the above function. .PP Refreshes the table. If there is no currently defined cursor (see setSqlCursor()), nothing happens. The \fImode\fR parameter determines which type of refresh will take place. .PP See also Refresh, setSqlCursor(), and addColumn(). -.SH "void QDataTable::removeColumn ( uint col )\fC [virtual]\fR" +.SH "void TQDataTable::removeColumn ( uint col )\fC [virtual]\fR" Removes column \fIcol\fR from the list of columns to be displayed. If \fIcol\fR does not exist, nothing happens. .PP -See also QSqlField. -.SH "void QDataTable::reset ()\fC [protected]\fR" +See also TQSqlField. +.SH "void TQDataTable::reset ()\fC [protected]\fR" Resets the table so that it displays no data. .PP See also setSqlCursor(). -.SH "void QDataTable::setAutoDelete ( bool enable )\fC [virtual]\fR" +.SH "void TQDataTable::setAutoDelete ( bool enable )\fC [virtual]\fR" Sets the cursor auto-delete flag to \fIenable\fR. If \fIenable\fR is TRUE, the table will automatically delete the cursor specified by setSqlCursor(). If \fIenable\fR is FALSE (the default), the cursor will not be deleted. -.SH "void QDataTable::setAutoEdit ( bool autoEdit )\fC [virtual]\fR" +.SH "void TQDataTable::setAutoEdit ( bool autoEdit )\fC [virtual]\fR" Sets whether the data table automatically applies edits to \fIautoEdit\fR. See the "autoEdit" property for details. -.SH "void QDataTable::setColumn ( uint col, const TQString & fieldName, const TQString & label = TQString::null, int width = -1, const QIconSet & iconset = QIconSet ( ) )\fC [virtual]\fR" +.SH "void TQDataTable::setColumn ( uint col, const TQString & fieldName, const TQString & label = TQString::null, int width = -1, const QIconSet & iconset = QIconSet ( ) )\fC [virtual]\fR" Sets the \fIcol\fR column to display using the field \fIfieldName\fR, column label \fIlabel\fR, width \fIwidth\fR and iconset \fIiconset\fR. .PP If \fIlabel\fR is specified, it is used as the column's header label, otherwise the field's display label is used when setSqlCursor() is called. The \fIiconset\fR is used to set the icon used by the column header; by default there is no icon. .PP See also setSqlCursor() and refresh(). -.SH "void QDataTable::setColumnWidth ( int col, int w )\fC [virtual slot]\fR" -Sets the column \fIcol\fR to the width \fIw\fR. Note that unlike QTable the QDataTable is not immediately redrawn, you must call refresh(QDataTable::RefreshColumns) yourself. +.SH "void TQDataTable::setColumnWidth ( int col, int w )\fC [virtual slot]\fR" +Sets the column \fIcol\fR to the width \fIw\fR. Note that unlike QTable the TQDataTable is not immediately redrawn, you must call refresh(TQDataTable::RefreshColumns) yourself. .PP See also refresh(). .PP Reimplemented from QTable. -.SH "void QDataTable::setConfirmCancels ( bool confirm )\fC [virtual]\fR" +.SH "void TQDataTable::setConfirmCancels ( bool confirm )\fC [virtual]\fR" Sets whether the data table confirms cancel operations to \fIconfirm\fR. See the "confirmCancels" property for details. -.SH "void QDataTable::setConfirmDelete ( bool confirm )\fC [virtual]\fR" +.SH "void TQDataTable::setConfirmDelete ( bool confirm )\fC [virtual]\fR" Sets whether the data table confirms delete operations to \fIconfirm\fR. See the "confirmDelete" property for details. -.SH "void QDataTable::setConfirmEdits ( bool confirm )\fC [virtual]\fR" +.SH "void TQDataTable::setConfirmEdits ( bool confirm )\fC [virtual]\fR" Sets whether the data table confirms edit operations to \fIconfirm\fR. See the "confirmEdits" property for details. -.SH "void QDataTable::setConfirmInsert ( bool confirm )\fC [virtual]\fR" +.SH "void TQDataTable::setConfirmInsert ( bool confirm )\fC [virtual]\fR" Sets whether the data table confirms insert operations to \fIconfirm\fR. See the "confirmInsert" property for details. -.SH "void QDataTable::setConfirmUpdate ( bool confirm )\fC [virtual]\fR" +.SH "void TQDataTable::setConfirmUpdate ( bool confirm )\fC [virtual]\fR" Sets whether the data table confirms update operations to \fIconfirm\fR. See the "confirmUpdate" property for details. -.SH "void QDataTable::setDateFormat ( const DateFormat f )\fC [virtual]\fR" +.SH "void TQDataTable::setDateFormat ( const DateFormat f )\fC [virtual]\fR" Sets the format used for displaying date/time values to \fIf\fR. See the "dateFormat" property for details. -.SH "void QDataTable::setFalseText ( const TQString & falseText )\fC [virtual]\fR" +.SH "void TQDataTable::setFalseText ( const TQString & falseText )\fC [virtual]\fR" Sets the text used to represent false values to \fIfalseText\fR. See the "falseText" property for details. -.SH "void QDataTable::setFilter ( const TQString & filter )\fC [virtual]\fR" +.SH "void TQDataTable::setFilter ( const TQString & filter )\fC [virtual]\fR" Sets the data filter for the data table to \fIfilter\fR. See the "filter" property for details. -.SH "void QDataTable::setNullText ( const TQString & nullText )\fC [virtual]\fR" +.SH "void TQDataTable::setNullText ( const TQString & nullText )\fC [virtual]\fR" Sets the text used to represent NULL values to \fInullText\fR. See the "nullText" property for details. -.SH "void QDataTable::setSize ( QSqlCursor * sql )\fC [protected]\fR" +.SH "void TQDataTable::setSize ( TQSqlCursor * sql )\fC [protected]\fR" If the cursor's \fIsql\fR driver supports query sizes, the number of rows in the table is set to the size of the query. Otherwise, the table dynamically resizes itself as it is scrolled. If \fIsql\fR is not active, it is made active by issuing a select() on the cursor using the \fIsql\fR cursor's current filter and current sort. -.SH "void QDataTable::setSort ( const QStringList & sort )\fC [virtual]\fR" +.SH "void TQDataTable::setSort ( const QStringList & sort )\fC [virtual]\fR" Sets the data table's sort to \fIsort\fR. See the "sort" property for details. -.SH "void QDataTable::setSort ( const QSqlIndex & sort )\fC [virtual]\fR" +.SH "void TQDataTable::setSort ( const TQSqlIndex & sort )\fC [virtual]\fR" This is an overloaded member function, provided for convenience. It behaves essentially like the above function. .PP -Sets the sort to be applied to the displayed data to \fIsort\fR. If there is no current cursor, nothing happens. A QSqlIndex contains field names and their ordering (ASC or DESC); these are used to compose the ORDER BY clause. +Sets the sort to be applied to the displayed data to \fIsort\fR. If there is no current cursor, nothing happens. A TQSqlIndex contains field names and their ordering (ASC or DESC); these are used to compose the ORDER BY clause. .PP See also sort. -.SH "void QDataTable::setSqlCursor ( QSqlCursor * cursor = 0, bool autoPopulate = FALSE, bool autoDelete = FALSE )\fC [virtual]\fR" +.SH "void TQDataTable::setSqlCursor ( TQSqlCursor * cursor = 0, bool autoPopulate = FALSE, bool autoDelete = FALSE )\fC [virtual]\fR" Sets \fIcursor\fR as the data source for the table. To force the display of the data from \fIcursor\fR, use refresh(). If \fIautoPopulate\fR is TRUE, columns are automatically created based upon the fields in the \fIcursor\fR record. If \fIautoDelete\fR is TRUE (the default is FALSE), the table will take ownership of the \fIcursor\fR and delete it when appropriate. If the \fIcursor\fR is read-only, the table becomes read-only. The table adopts the cursor's driver's definition for representing NULL values as strings. .PP -See also refresh(), readOnly, setAutoDelete(), and QSqlDriver::nullText(). -.SH "void QDataTable::setTrueText ( const TQString & trueText )\fC [virtual]\fR" +See also refresh(), readOnly, setAutoDelete(), and TQSqlDriver::nullText(). +.SH "void TQDataTable::setTrueText ( const TQString & trueText )\fC [virtual]\fR" Sets the text used to represent true values to \fItrueText\fR. See the "trueText" property for details. -.SH "QStringList QDataTable::sort () const" +.SH "QStringList TQDataTable::sort () const" Returns the data table's sort. See the "sort" property for details. -.SH "void QDataTable::sortAscending ( int col )\fC [virtual slot]\fR" +.SH "void TQDataTable::sortAscending ( int col )\fC [virtual slot]\fR" Sorts column \fIcol\fR in ascending order. .PP See also sorting. -.SH "void QDataTable::sortColumn ( int col, bool ascending = TRUE, bool wholeRows = FALSE )\fC [virtual]\fR" +.SH "void TQDataTable::sortColumn ( int col, bool ascending = TRUE, bool wholeRows = FALSE )\fC [virtual]\fR" Sorts column \fIcol\fR in ascending order if \fIascending\fR is TRUE (the default); otherwise sorts in descending order. .PP -The \fIwholeRows\fR parameter is ignored; QDataTable always sorts whole rows by the specified column. +The \fIwholeRows\fR parameter is ignored; TQDataTable always sorts whole rows by the specified column. .PP Reimplemented from QTable. -.SH "void QDataTable::sortDescending ( int col )\fC [virtual slot]\fR" +.SH "void TQDataTable::sortDescending ( int col )\fC [virtual slot]\fR" Sorts column \fIcol\fR in descending order. .PP See also sorting. -.SH "QSqlCursor * QDataTable::sqlCursor () const" +.SH "TQSqlCursor * TQDataTable::sqlCursor () const" Returns the cursor used by the data table. -.SH "TQString QDataTable::text ( int row, int col ) const\fC [virtual]\fR" +.SH "TQString TQDataTable::text ( int row, int col ) const\fC [virtual]\fR" Returns the text in cell \fIrow\fR, \fIcol\fR, or an empty string if the cell is empty. If the cell's value is NULL then nullText() will be returned. If the cell does not exist then TQString::null is returned. .PP Reimplemented from QTable. -.SH "TQString QDataTable::trueText () const" +.SH "TQString TQDataTable::trueText () const" Returns the text used to represent true values. See the "trueText" property for details. -.SH "bool QDataTable::updateCurrent ()\fC [virtual protected]\fR" +.SH "bool TQDataTable::updateCurrent ()\fC [virtual protected]\fR" For an editable table, issues an update using the cursor's edit buffer. If there is no current cursor or there is no current selection, nothing happens. If confirmEdits() or confirmUpdate() is TRUE, confirmEdit() is called to confirm the update. Returns TRUE if the update succeeded; otherwise returns FALSE. .PP The underlying cursor must have a valid primary index to ensure that a unique record is updated within the database otherwise the database may be changed to an inconsistent state. -.SH "QVariant QDataTable::value ( int row, int col ) const" +.SH "QVariant TQDataTable::value ( int row, int col ) const" Returns the value in cell \fIrow\fR, \fIcol\fR, or an invalid value if the cell does not exist or has no value. .SS "Property Documentation" .SH "bool autoEdit" @@ -675,7 +675,7 @@ The trueText property will be used to represent NULL values in the table. The de Set this property's value with setTrueText() and get this property's value with trueText(). .SH "SEE ALSO" -.BR http://doc.trolltech.com/ntqdatatable.html +.BR http://doc.trolltech.com/tqdatatable.html .BR http://www.trolltech.com/faq/tech.html .SH COPYRIGHT Copyright 1992-2007 Trolltech ASA, http://www.trolltech.com. See the |