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Merge pull request #1909 from nirvn/memorylayer_uid_fix

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[memory layer] improve data source uid to be unique across different sessions
This commit is contained in:
Jürgen Fischer 2015-02-18 08:24:13 +01:00
commit 1f0f39b4e5
3 changed files with 6 additions and 6 deletions
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4
src/app/qgisapp.cpp
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@ -63,6 +63,7 @@
#include <QtGlobal>
#include <QTimer>
#include <QToolButton>
#include <QUuid>
#include <QVBoxLayout>
#include <QWhatsThis>
#include <QThread>
@ -6343,8 +6344,7 @@ QgsVectorLayer *QgisApp::pasteToNewMemoryVector()
QString typeName = QString( QGis::featureType( wkbType ) ).replace( "WKB", "" );
static int pastedFeatureLayers = 0;
typeName += QString( "?memoryid=pasted_features%1" ).arg( ++pastedFeatureLayers );
typeName += QString( "?memoryid=%1" ).arg( QUuid::createUuid().toString() );
QgsDebugMsg( QString( "output wkbType = %1 typeName = %2" ).arg( wkbType ).arg( typeName ) );

4
src/gui/qgsnewmemorylayerdialog.cpp
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@ -26,6 +26,7 @@
#include <QComboBox>
#include <QLibrary>
#include <QSettings>
#include <QUuid>
#include <QFileDialog>
QgsVectorLayer *QgsNewMemoryLayerDialog::runAndCreateLayer( QWidget *parent )
@ -64,8 +65,7 @@ QgsVectorLayer *QgsNewMemoryLayerDialog::runAndCreateLayer( QWidget *parent )
geomType = "point";
}
static int createScratchLayers = 0;
QString layerProperties = QString( "%1?crs=%2&memoryid=scratchlayer%3" ).arg( geomType ).arg( crsId ).arg( ++createScratchLayers );
QString layerProperties = QString( "%1?crs=%2&memoryid=%3" ).arg( geomType ).arg( crsId ).arg( QUuid::createUuid().toString() );
QString name = dialog.layerName().isEmpty() ? tr( "New scratch layer" ) : dialog.layerName();
QgsVectorLayer* newLayer = new QgsVectorLayer( layerProperties, name, QString( "memory" ) );
return newLayer;

4
src/plugins/roadgraph/exportdlg.cpp
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@ -15,6 +15,7 @@
#include <qcombobox.h>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QUuid>
#include <qdialogbuttonbox.h>
#include <qmessagebox.h>
@ -76,8 +77,7 @@ QgsVectorLayer* RgExportDlg::mapLayer() const
if ( layerId == QString( "-1" ) )
{
// create a temporary layer
static int createdLayers = 0;
myLayer = new QgsVectorLayer( QString( "LineString?crs=epsg:4326&memoryid=rglayer%1" ).arg( ++createdLayers ), "shortest path", "memory" );
myLayer = new QgsVectorLayer( QString( "LineString?crs=epsg:4326&memoryid=%1" ).arg( QUuid::createUuid().toString() ), "shortest path", "memory" );
QgsVectorDataProvider *prov = myLayer->dataProvider();
if ( prov == NULL )