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/**
@author Tim Sutton
*/
class QgsProjectionSelector : QWidget
{
%TypeHeaderCode
#include <qgsprojectionselector.h>
%End
public:
QgsProjectionSelector( QWidget* parent, const char *name = "", Qt::WindowFlags fl = 0 );
~QgsProjectionSelector();
/**
* \brief Populate the proj tree view with user defined projection names...
*
* \param crsFilter a list of OGC Coordinate Reference Systems to filter the
* list of projections by. This is useful in (e.g.) WMS situations
* where you just want to offer what the WMS server can support.
*
* \todo Should this be public?
*/
void loadUserCrsList( QSet<QString> *crsFilter = 0 );
/**
* \brief Populate the proj tree view with system projection names...
*
* \param crsFilter a list of OGC Coordinate Reference Systems to filter the
* list of projections by. This is useful in (e.g.) WMS situations
* where you just want to offer what the WMS server can support.
*
* \todo Should this be public?
*/
void loadCrsList( QSet<QString> *crsFilter = 0 );
/*!
* \brief Make the string safe for use in SQL statements.
* This involves escaping single quotes, double quotes, backslashes,
* and optionally, percentage symbols. Percentage symbols are used
* as wildcards sometimes and so when using the string as part of the
* LIKE phrase of a select statement, should be escaped.
* \arg const QString in The input string to make safe.
* \return The string made safe for SQL statements.
*/
const QString sqlSafeString( const QString theSQL );
//! Gets the current authority-style projection identifier
QString selectedAuthId();
public slots:
void setSelectedCrsName( QString theCRSName );
QString selectedName();
void setSelectedCrsId( long theCRSID );
void setSelectedAuthId( QString authId );
QString selectedProj4String();
//! Gets the current PostGIS-style projection identifier
long selectedPostgresSrId();
//! Gets the current QGIS projection identfier
long selectedCrsId();
/**
* \brief filters this widget by the given CRSs
*
* Sets this widget to filter the available projections to those listed
* by the given Coordinate Reference Systems.
*
* \param crsFilter a list of OGC Coordinate Reference Systems to filter the
* list of projections by. This is useful in (e.g.) WMS situations
* where you just want to offer what the WMS server can support.
*
* \warning This function's behaviour is undefined if it is called after the widget is shown.
*/
void setOgcWmsCrsFilter( QSet<QString> crsFilter );
void on_lstCoordinateSystems_currentItemChanged( QTreeWidgetItem *current, QTreeWidgetItem *prev );
void on_lstRecent_currentItemChanged( QTreeWidgetItem *current, QTreeWidgetItem *prev );
void on_cbxHideDeprecated_stateChanged();
void on_leSearch_textChanged( const QString & );
//! mark selected projection for push to front
void pushProjectionToFront();
protected:
/** Used to ensure the projection list view is actually populated */
void showEvent( QShowEvent * theEvent );
/** Used to manage column sizes */
void resizeEvent( QResizeEvent * theEvent );
signals:
void sridSelected( QString theSRID );
//! Refresh any listening canvases
void refresh();
//! Let listeners know if find has focus so they can adjust the default button
void searchBoxHasFocus( bool );
//! Notify others that the widget is now fully initialized, including deferred selection of projection
//! @note added in 2.4
void initialized();
};
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