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Changes in openvector dialog to support all drivers available in ogr …
…including database and protocol drivers

git-svn-id: http://svn.osgeo.org/qgis/trunk@10289 c8812cc2-4d05-0410-92ff-de0c093fc19c
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gcontreras committed Mar 18, 2009
1 parent 975d2d4 commit 5083264
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Showing 19 changed files with 2,238 additions and 164 deletions.
130 changes: 72 additions & 58 deletions python/core/qgsproviderregistry.sip
@@ -1,58 +1,72 @@

/** canonical manager of data providers

This is a Singleton class that manages data provider access.
*/
class QgsProviderRegistry
{
%TypeHeaderCode
#include <qgsproviderregistry.h>
%End

public:

/** means of accessing canonical single instance */
static QgsProviderRegistry* instance(QString pluginPath = QString::null);

/** Virtual dectructor */
virtual ~QgsProviderRegistry();

QString library(const QString & providerKey) const;

QString pluginList(bool asHtml = false) const;

/** return library directory where plugins are found */
const QDir & libraryDirectory() const;

void setLibraryDirectory(const QDir & path);

QgsDataProvider * getProvider( const QString & providerKey,
const QString & dataSource );

/** Return list of available providers by their keys */
QStringList providerList() const;

/** Return metadata of the provider or NULL if not found */
const QgsProviderMetadata* providerMetadata(const QString& providerKey) const;

/** return vector file filter string

Returns a string suitable for a QFileDialog of vector file formats
supported by all data providers.

This walks through all data providers appending calls to their
fileVectorFilters to a string, which is then returned.

@note

It'd be nice to eventually be raster/vector neutral.
*/
virtual QString fileVectorFilters() const;

private:

/** ctor private since instance() creates it */
QgsProviderRegistry(QString pluginPath) /Default/ ;

}; // class QgsProviderRegistry


/** canonical manager of data providers

This is a Singleton class that manages data provider access.
*/
class QgsProviderRegistry
{
%TypeHeaderCode
#include <qgsproviderregistry.h>
%End

public:

/** means of accessing canonical single instance */
static QgsProviderRegistry* instance(QString pluginPath = QString::null);

/** Virtual dectructor */
virtual ~QgsProviderRegistry();

QString library(const QString & providerKey) const;

QString pluginList(bool asHtml = false) const;

/** return library directory where plugins are found */
const QDir & libraryDirectory() const;

void setLibraryDirectory(const QDir & path);

QgsDataProvider * getProvider( const QString & providerKey,
const QString & dataSource );

/** Return list of available providers by their keys */
QStringList providerList() const;

/** Return metadata of the provider or NULL if not found */
const QgsProviderMetadata* providerMetadata(const QString& providerKey) const;

/** return vector file filter string

Returns a string suitable for a QFileDialog of vector file formats
supported by all data providers.

This walks through all data providers appending calls to their
fileVectorFilters to a string, which is then returned.

@note

It'd be nice to eventually be raster/vector neutral.
*/
virtual QString fileVectorFilters() const;
/** return a string containing the available database drivers
* @note this method was added in QGIS 1.1
*/
virtual QString databaseDrivers() const;
/** return a string containing the available directory drivers
* @note this method was added in QGIS 1.1
*/
virtual QString directoryDrivers() const;
/** return a string containing the available protocol drivers
* @note this method was added in QGIS 1.1
*/
virtual QString protocolDrivers() const;



private:

/** ctor private since instance() creates it */
QgsProviderRegistry(QString pluginPath) /Default/ ;

}; // class QgsProviderRegistry

1 change: 1 addition & 0 deletions resources/context_help/348772824_en_US
@@ -0,0 +1 @@
<h3>Open Vector Layer Dialog</h3>
1 change: 1 addition & 0 deletions resources/context_help/63428984_en_US
@@ -0,0 +1 @@
<h3>New OGR Database Connection Dialog</h3>
28 changes: 15 additions & 13 deletions resources/context_help/contextids.txt
@@ -1,13 +1,15 @@
151694916_en_US QgsBookmark
32338213_en_US QgsCopyrightLabelPluginGui
361087368_en_US QgsProjectProperties
308026563_en_US QgsNewHttpConnection
689216579_en_US QgsIdentifyResults
710979116_en_US QgsServerSourceSelect
929865718_en_US QgsNewConnection
939347163_en_US QgsDbSourceSelect
687883780_en_US QgsMeasure
1033030847_en_US QgsDelimitedTextPluginGui
863656587_en_US QgsMapserverExport
94000531_en_US QgsVectorLayerProperties
985715179_en_US QgsComposer
151694916_en_US QgsBookmark
32338213_en_US QgsCopyrightLabelPluginGui
361087368_en_US QgsProjectProperties
308026563_en_US QgsNewHttpConnection
689216579_en_US QgsIdentifyResults
710979116_en_US QgsServerSourceSelect
929865718_en_US QgsNewConnection
939347163_en_US QgsDbSourceSelect
687883780_en_US QgsMeasure
1033030847_en_US QgsDelimitedTextPluginGui
863656587_en_US QgsMapserverExport
94000531_en_US QgsVectorLayerProperties
985715179_en_US QgsComposer
63428984_en_US QgsNewOgrConnection
348772824_en_US QgsOpenVectorLayerDialog
8 changes: 8 additions & 0 deletions src/app/CMakeLists.txt
Expand Up @@ -78,6 +78,10 @@ SET(QGIS_APP_SRCS
legend/qgslegendsymbologygroup.cpp
legend/qgslegendsymbologyitem.cpp
legend/qgslegendvectorsymbologyitem.cpp

ogr/qgsogrhelperfunctions.cpp
ogr/qgsopenvectorlayerdialog.cpp
ogr/qgsnewogrconnection.cpp
)


Expand Down Expand Up @@ -141,6 +145,10 @@ SET (QGIS_APP_MOC_HDRS
legend/qgslegend.h
legend/qgslegendlayer.h
legend/qgslegendlayerfile.h


ogr/qgsopenvectorlayerdialog.h
ogr/qgsnewogrconnection.h
)

IF (POSTGRES_FOUND)
Expand Down
145 changes: 145 additions & 0 deletions src/app/ogr/qgsnewogrconnection.cpp
@@ -0,0 +1,145 @@
/***************************************************************************
qgsnewogrconnection.cpp - description
-------------------
begin : Mon Jan 2 2009
copyright : (C) 2009 by Godofredo Contreras Nava
email : frdcn at hotmail.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. *
* *
***************************************************************************/
/* $Id: $ */
#include <iostream>

#include <QSettings>
#include <QMessageBox>
#include <QInputDialog>

#include "qgsnewogrconnection.h"
#include "qgscontexthelp.h"
#include "qgslogger.h"
#include "qgsproviderregistry.h"
#include "qgsogrhelperfunctions.h"
#include <ogr_api.h>
#include <cpl_error.h>


QgsNewOgrConnection::QgsNewOgrConnection( QWidget *parent,const QString& connType, const QString& connName, Qt::WFlags fl )
: QDialog( parent, fl )
{
setupUi( this );
//add database drivers
QStringList dbDrivers=QgsProviderRegistry::instance()->databaseDrivers().split(";");
for(int i=0;i<dbDrivers.count();i++)
{
QString dbDrive=dbDrivers.at(i);
cmbDatabaseTypes->addItem(dbDrive.split(",").at(0));
}
txtName->setEnabled(true);
cmbDatabaseTypes->setEnabled(true);
if ( !connName.isEmpty() )
{
// populate the dialog with the information stored for the connection
// populate the fields with the stored setting parameters
QSettings settings;
QString key = "/"+connType+"/connections/" + connName;
txtHost->setText( settings.value( key + "/host" ).toString() );
txtDatabase->setText( settings.value( key + "/database" ).toString() );
QString port = settings.value( key + "/port" ).toString();
txtPort->setText( port );
txtUsername->setText( settings.value( key + "/username" ).toString() );
if ( settings.value( key + "/save" ).toString() == "true" )
{
txtPassword->setText( settings.value( key + "/password" ).toString() );
chkStorePassword->setChecked( true );
}
cmbDatabaseTypes->setCurrentIndex(cmbDatabaseTypes->findText(connType));
txtName->setText( connName );
txtName->setEnabled(false);
cmbDatabaseTypes->setEnabled(false);
}
}

QgsNewOgrConnection::~QgsNewOgrConnection()
{
}

void QgsNewOgrConnection::testConnection()
{
QString uri;
uri=createDatabaseURI(cmbDatabaseTypes->currentText(), txtHost->text(),
txtDatabase->text(), txtPort->text(),
txtUsername->text(), txtPassword->text() );
QgsDebugMsg( "Connecting using uri = " + uri );
OGRRegisterAll();
OGRDataSourceH poDS;
OGRSFDriverH pahDriver;
CPLErrorReset();
poDS = OGROpen( QFile::encodeName( uri ).constData(), FALSE, &pahDriver );
if( poDS == NULL )
{
QMessageBox::information( this, tr( "Test connection" ), tr( "Connection failed - Check settings and try again.\n\nExtended error information:\n%1" ).arg( CPLGetLastErrorMsg() ) );
}
else
{
QMessageBox::information( this, tr( "Test connection" ), tr( "Connection to %1 was successful" ).arg( uri ) );
}
OGRReleaseDataSource(poDS);
}

void QgsNewOgrConnection::saveConnection()
{
QSettings settings;
QString baseKey = "/"+cmbDatabaseTypes->currentText()+"/connections/";
settings.setValue( baseKey + "selected", txtName->text() );
baseKey += txtName->text();
settings.setValue( baseKey + "/host", txtHost->text() );
settings.setValue( baseKey + "/database", txtDatabase->text() );
settings.setValue( baseKey + "/port", txtPort->text() );
settings.setValue( baseKey + "/username", txtUsername->text() );
settings.setValue( baseKey + "/password", chkStorePassword->isChecked() ? txtPassword->text() : "" );
settings.setValue( baseKey + "/save", chkStorePassword->isChecked() ? "true" : "false" );
accept();
}

void QgsNewOgrConnection::helpInfo()
{
QgsContextHelp::run( context_id );
}

/** Autoconnected SLOTS **/
void QgsNewOgrConnection::on_btnOk_clicked()
{
saveConnection();
}

void QgsNewOgrConnection::on_btnHelp_clicked()
{
helpInfo();
}

void QgsNewOgrConnection::on_btnConnect_clicked()
{
testConnection();
}

void QgsNewOgrConnection::on_btnCancel_clicked()
{
reject();
}
/** end Autoconnected SLOTS **/









51 changes: 51 additions & 0 deletions src/app/ogr/qgsnewogrconnection.h
@@ -0,0 +1,51 @@
/***************************************************************************
qgsnewogrconnection.h - description
-------------------
begin : Mon Jan 2 2009
copyright : (C) 2009 by Godofredo Contreras Nava
email : frdcn at hotmail.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. *
* *
***************************************************************************/
/* $Id:$ */

#ifndef QGSNEWOGRCONNECTION_H
#define QGSNEWOGRCONNECTION_H
#include "ui_qgsnewogrconnectionbase.h"
#include "qgisgui.h"

/*! \class QgsNewOgrConnection
* \brief Dialog to allow the user to define, test and save connection
* information for OGR databases
*/
class QgsNewOgrConnection : public QDialog, private Ui::QgsNewOgrConnectionBase
{
Q_OBJECT
public:
//! Constructor
QgsNewOgrConnection( QWidget *parent = 0, const QString& connType = QString::null, const QString& connName = QString::null, Qt::WFlags fl = QgisGui::ModalDialogFlags );
//! Destructor
~QgsNewOgrConnection();
//! Tests the connection using the parameters supplied
void testConnection();
//! Saves the connection to ~/.qt/qgisrc
void saveConnection();
//! Display the context help
void helpInfo();
public slots:
void on_btnOk_clicked();
void on_btnCancel_clicked();
void on_btnHelp_clicked();
void on_btnConnect_clicked();
private:
static const int context_id = 63428984;
};

#endif // QGSNEWOGRCONNECTIONBASE_H

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