QGIS API Documentation
3.26.3-Buenos Aires (65e4edfdad)
src
core
project
qgsprojectstorage.h
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/***************************************************************************
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qgsprojectstorage.h
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--------------------------------------
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Date : March 2018
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Copyright : (C) 2018 by Martin Dobias
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Email : wonder dot sk at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSPROJECTSTORAGE_H
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#define QGSPROJECTSTORAGE_H
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#include "qgis_core.h"
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#include "
qgis_sip.h
"
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#include <QDateTime>
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#include <QString>
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class
QIODevice;
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class
QgsReadWriteContext
;
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class
CORE_EXPORT
QgsProjectStorage
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{
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public
:
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class
Metadata
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{
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public
:
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QString
name
;
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QDateTime
lastModified
;
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};
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virtual
~
QgsProjectStorage
() =
default
;
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virtual
QString type() = 0;
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virtual
bool
isSupportedUri(
const
QString &uri )
const
;
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virtual
QStringList listProjects(
const
QString &uri ) = 0;
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virtual
bool
readProject(
const
QString &uri, QIODevice *device,
QgsReadWriteContext
&context ) = 0;
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virtual
bool
writeProject(
const
QString &uri, QIODevice *device,
QgsReadWriteContext
&context ) = 0;
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virtual
bool
removeProject(
const
QString &uri ) = 0;
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virtual
bool
renameProject
(
const
QString &uri,
const
QString &uriNew ) { Q_UNUSED( uri ) Q_UNUSED( uriNew );
return
false
; }
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virtual
bool
readProjectStorageMetadata
(
const
QString &uri,
QgsProjectStorage::Metadata
&metadata
SIP_OUT
) { Q_UNUSED( uri ) Q_UNUSED( metadata );
return
false
; }
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virtual
QString filePath(
const
QString &uri );
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Q_DECL_DEPRECATED
virtual
QString
visibleName
()
SIP_DEPRECATED
{
return
QString(); }
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Q_DECL_DEPRECATED
virtual
QString
showLoadGui
()
SIP_DEPRECATED
{
return
QString(); }
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Q_DECL_DEPRECATED
virtual
QString
showSaveGui
()
SIP_DEPRECATED
{
return
QString(); }
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};
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#endif // QGSPROJECTSTORAGE_H
QgsReadWriteContext
The class is used as a container of context for various read/write operations on other objects.
Definition:
qgsreadwritecontext.h:34
SIP_OUT
#define SIP_OUT
Definition:
qgis_sip.h:58
QgsProjectStorage::Metadata::lastModified
QDateTime lastModified
Date and local time when the file was last modified.
Definition:
qgsprojectstorage.h:51
QgsProjectStorage::Metadata
Metadata associated with a project.
Definition:
qgsprojectstorage.h:45
QgsProjectStorage
Abstract interface for project storage - to be implemented by various backends and registered in QgsP...
Definition:
qgsprojectstorage.h:36
SIP_DEPRECATED
#define SIP_DEPRECATED
Definition:
qgis_sip.h:106
QgsProjectStorage::showSaveGui
virtual Q_DECL_DEPRECATED QString showSaveGui()
Opens GUI to allow user to select where a project should be saved (GUI specific to this storage type)...
Definition:
qgsprojectstorage.h:138
QgsProjectStorage::readProjectStorageMetadata
virtual bool readProjectStorageMetadata(const QString &uri, QgsProjectStorage::Metadata &metadata)
Reads project metadata (e.g.
Definition:
qgsprojectstorage.h:108
qgis_sip.h
QgsProjectStorage::renameProject
virtual bool renameProject(const QString &uri, const QString &uriNew)
Rename an existing project at the given URI to a different URI.
Definition:
qgsprojectstorage.h:102
QgsProjectStorage::showLoadGui
virtual Q_DECL_DEPRECATED QString showLoadGui()
Opens GUI to allow user to select a project to be loaded (GUI specific to this storage type).
Definition:
qgsprojectstorage.h:131
QgsProjectStorage::visibleName
virtual Q_DECL_DEPRECATED QString visibleName()
Returns human-readable name of the storage.
Definition:
qgsprojectstorage.h:124
QgsProjectStorage::Metadata::name
QString name
Name of the project - equivalent to a file's base name (i.e. without path and extension).
Definition:
qgsprojectstorage.h:49
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