QDjangoMetaModel Class Reference

The QDjangoMetaModel class holds the database schema for a model. More...

#include <QDjangoMetaModel.h>

Public Member Functions
	QDjangoMetaModel (const QMetaObject *model=0)
	Constructs a new QDjangoMetaModel by inspecting the given meta model.
	QDjangoMetaModel (const QDjangoMetaModel &other)
	Constructs a copy of other.
	~QDjangoMetaModel ()
	Destroys the meta model.
QDjangoMetaModel &	operator= (const QDjangoMetaModel &other)
	Assigns other to this meta model.
bool	isValid () const
	Determine whether this is a valid model, or just default constructed.
bool	createTable () const
	Creates the database table for this QDjangoMetaModel. More...
QStringList	createTableSql () const
	Returns the SQL queries to create the database table for this QDjangoMetaModel.
bool	dropTable () const
	Drops the database table for this QDjangoMetaModel. More...
void	load (QObject *model, const QVariantList &props, int &pos) const
	Loads the given properties into a model instance.
bool	remove (QObject *model) const
	Removes the given model instance from the database.
bool	save (QObject *model) const
	Saves the given model instance to the database. More...
QObject *	foreignKey (const QObject *model, const char *name) const
	Retrieves the QDjangoModel pointed to by the given foreign-key. More...
void	setForeignKey (QObject *model, const char *name, QObject *value) const
	Sets the QDjangoModel pointed to by the given foreign-key. More...
QString	className () const
QDjangoMetaField	localField (const char *name) const
	Return the local field with the specified name.
QList< QDjangoMetaField >	localFields () const
	Returns the list of local fields.
QMap< QByteArray, QByteArray >	foreignFields () const
	Returns the foreign field mapping.
QByteArray	primaryKey () const
	Returns the name of the primary key for the current QDjangoMetaModel.
QString	table () const
	Returns the name of the database table.

Detailed Description

The QDjangoMetaModel class holds the database schema for a model.

It manages table creation and deletion operations as well as row serialisation, deserialisation and deletion operations.

Member Function Documentation

bool QDjangoMetaModel::createTable

(

)

const

Creates the database table for this QDjangoMetaModel.

Returns

true if the table was created, false otherwise.

bool QDjangoMetaModel::dropTable

(

)

const

Drops the database table for this QDjangoMetaModel.

Returns

true if the table was dropped or did not exist, false otherwise.

QObject * QDjangoMetaModel::foreignKey	(	const QObject *	model,
		const char *	name
	)		const

Retrieves the QDjangoModel pointed to by the given foreign-key.

Parameters

model
name

bool QDjangoMetaModel::save

(

QObject *

model

)

const

Saves the given model instance to the database.

Returns

true if saving succeeded, false otherwise

void QDjangoMetaModel::setForeignKey	(	QObject *	model,
		const char *	name,
		QObject *	value
	)		const

Sets the QDjangoModel pointed to by the given foreign-key.

Parameters

model
name
value

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The documentation for this class was generated from the following files:

• QDjangoMetaModel.h
• QDjangoMetaModel.cpp