/usr/include/qgis/qgsprojectbadlayerguihandler.h is in libqgis-dev 2.4.0-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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qgsprojectbadlayerguihandler.h - handle bad layers
---------------------
begin : December 2009
copyright : (C) 2009 by Martin Dobias
email : wonder dot sk at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef QGSPROJECTBADLAYERGUIHANDLER_H
#define QGSPROJECTBADLAYERGUIHANDLER_H
#include "qgsproject.h"
/** \ingroup gui
Handler for missing layers within project.
Gives user a chance to select path to the missing layers.
@note added in 1.4
*/
class GUI_EXPORT QgsProjectBadLayerGuiHandler : public QObject, public QgsProjectBadLayerHandler
{
Q_OBJECT
public:
QgsProjectBadLayerGuiHandler();
/** implementation of the handler */
virtual void handleBadLayers( QList<QDomNode> layers, QDomDocument projectDom );
/** Flag to store the Ignore button press of MessageBox used by QgsLegend */
static bool mIgnore;
protected:
//! file data representation
enum DataType { IS_VECTOR, IS_RASTER, IS_BOGUS };
//! the three flavors for data
enum ProviderType { IS_FILE, IS_DATABASE, IS_URL, IS_Unknown };
/** returns data type associated with the given QgsProject file Dom node
The Dom node should represent the state associated with a specific layer.
*/
DataType dataType( QDomNode & layerNode );
/** return the data source for the given layer
The QDomNode is a QgsProject Dom node corresponding to a map layer state.
Essentially dumps datasource tag.
*/
QString dataSource( QDomNode & layerNode );
/** return the physical storage type associated with the given layer
The QDomNode is a QgsProject Dom node corresponding to a map layer state.
If the provider tag is "ogr", then it's a file type.
However, if the layer is a raster, then there won't be a
provider tag. It will always have an associated file.
If the layer doesn't fall into either of the previous two categories, then
it's either a database or URL. If the datasource tag has "url=", then it's
URL based and if it has "dbname=">, then the layer data is in a database.
*/
ProviderType providerType( QDomNode & layerNode );
/** set the datasource element to the new value */
void setDataSource( QDomNode & layerNode, const QString &dataSource );
/** this is used to locate files that have moved or otherwise are missing */
bool findMissingFile( const QString &fileFilters, QDomNode &layerNode );
/** find relocated data source for the given layer
This QDom object represents a QgsProject node that maps to a specific layer.
@param fileFilters file filters to use
@param constLayerNode QDom node containing layer project information
@todo
XXX Only implemented for file based layers. It will need to be extended for
XXX other data source types such as databases.
*/
bool findLayer( const QString &fileFilters, const QDomNode &constLayerNode );
/** find relocated data sources for given layers
These QDom objects represent QgsProject nodes that map to specific layers.
*/
void findLayers( const QString &fileFilters, const QList<QDomNode> &layerNodes );
};
#endif // QGSPROJECTBADLAYERGUIHANDLER_H
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