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https://github.com/qgis/QGIS.git
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538 lines
22 KiB
Plaintext
538 lines
22 KiB
Plaintext
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/**
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* \class QgisInterface
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* \brief Abstract base class defining interfaces exposed by QgisApp and
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* made available to plugins.
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*
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* Only functionality exposed by QgisInterface can be used in plugins.
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* This interface has to be implemented with application specific details.
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*
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* QGIS implements it in QgisAppInterface class, 3rd party applications
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* could provide their own implementation to be able to use plugins.
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*/
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class QgisInterface : QObject
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{
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%TypeHeaderCode
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#include <qgisinterface.h>
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%End
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public:
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/** Constructor */
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QgisInterface();
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/** Virtual destructor */
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virtual ~QgisInterface();
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/** Get pointer to legend interface */
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virtual QgsLegendInterface* legendInterface() = 0;
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virtual QgsPluginManagerInterface* pluginManagerInterface() = 0;
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virtual QgsLayerTreeView* layerTreeView() = 0;
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public slots: // TODO: do these functions really need to be slots?
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/* Exposed functions */
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//! Zoom to full extent of map layers
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virtual void zoomFull() = 0;
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//! Zoom to previous view extent
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virtual void zoomToPrevious() = 0;
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//! Zoom to next view extent
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virtual void zoomToNext() = 0;
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//! Zoom to extent of the active layer
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virtual void zoomToActiveLayer() = 0;
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//! Add a vector layer
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virtual QgsVectorLayer* addVectorLayer( QString vectorLayerPath, QString baseName, QString providerKey ) = 0;
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//! Add a raster layer given a raster layer file name
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virtual QgsRasterLayer* addRasterLayer( QString rasterLayerPath, QString baseName = QString() ) = 0;
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//! Add a WMS layer
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virtual QgsRasterLayer* addRasterLayer( const QString& url, const QString& layerName, const QString& providerKey ) = 0;
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//! Add a project
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virtual bool addProject( QString theProject ) = 0;
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//! Start a blank project
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virtual void newProject( bool thePromptToSaveFlag = false ) = 0;
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//! Get pointer to the active layer (layer selected in the legend)
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virtual QgsMapLayer *activeLayer() = 0;
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//! Set the active layer (layer gets selected in the legend)
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//! returns true if the layer exists, false otherwise
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virtual bool setActiveLayer( QgsMapLayer * ) = 0;
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//! Add an icon to the plugins toolbar
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virtual int addToolBarIcon( QAction *qAction ) = 0;
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/**
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* Add a widget to the plugins toolbar.
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* To remove this widget again, call {@link removeToolBarIcon}
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* with the returned QAction.
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*
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* @param widget widget to add. The toolbar will take ownership of this widget
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* @return the QAction you can use to remove this widget from the toolbar
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*/
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virtual QAction* addToolBarWidget( QWidget* widget ) = 0;
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//! Remove an action (icon) from the plugin toolbar
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virtual void removeToolBarIcon( QAction *qAction ) = 0;
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/**
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* Add a widget to the raster toolbar.
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* To remove this widget again, call {@link removeRasterToolBarIcon}
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* with the returned QAction.
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*
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* @param widget widget to add. The toolbar will take ownership of this widget
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* @return the QAction you can use to remove this widget from the toolbar
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*/
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virtual QAction* addRasterToolBarWidget( QWidget* widget ) = 0;
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//! Add an icon to the Raster toolbar
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virtual int addRasterToolBarIcon( QAction *qAction ) = 0;
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//! Remove an action (icon) from the Raster toolbar
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virtual void removeRasterToolBarIcon( QAction *qAction ) = 0;
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//! Add an icon to the Vector toolbar
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virtual int addVectorToolBarIcon( QAction *qAction ) = 0;
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/**
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* Add a widget to the vector toolbar.
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* To remove this widget again, call {@link removeVectorToolBarIcon}
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* with the returned QAction.
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*
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* @param widget widget to add. The toolbar will take ownership of this widget
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* @return the QAction you can use to remove this widget from the toolbar
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*/
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virtual QAction* addVectorToolBarWidget( QWidget* widget ) = 0;
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//! Remove an action (icon) from the Vector toolbar
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virtual void removeVectorToolBarIcon( QAction *qAction ) = 0;
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//! Add an icon to the Database toolbar
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virtual int addDatabaseToolBarIcon( QAction *qAction ) = 0;
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/**
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* Add a widget to the database toolbar.
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* To remove this widget again, call {@link removeDatabaseToolBarIcon}
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* with the returned QAction.
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*
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* @param widget widget to add. The toolbar will take ownership of this widget
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* @return the QAction you can use to remove this widget from the toolbar
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*/
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virtual QAction* addDatabaseToolBarWidget( QWidget* widget ) = 0;
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//! Remove an action (icon) from the Database toolbar
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virtual void removeDatabaseToolBarIcon( QAction *qAction ) = 0;
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//! Add an icon to the Web toolbar
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virtual int addWebToolBarIcon( QAction *qAction ) = 0;
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/**
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* Add a widget to the web toolbar.
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* To remove this widget again, call {@link removeWebToolBarIcon}
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* with the returned QAction.
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*
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* @param widget widget to add. The toolbar will take ownership of this widget
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* @return the QAction you can use to remove this widget from the toolbar
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*/
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virtual QAction* addWebToolBarWidget( QWidget* widget ) = 0;
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//! Remove an action (icon) from the Web toolbar
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virtual void removeWebToolBarIcon( QAction *qAction ) = 0;
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//! Add toolbar with specified name
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virtual QToolBar *addToolBar( QString name ) = 0 /Factory/;
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//! Add a toolbar
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//! @note added in 2.3
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virtual void addToolBar( QToolBar* toolbar /Transfer/, Qt::ToolBarArea area = Qt::TopToolBarArea ) = 0;
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/** Return a pointer to the map canvas */
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virtual QgsMapCanvas * mapCanvas() = 0;
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/** Return a pointer to the main window (instance of QgisApp in case of QGIS) */
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virtual QWidget * mainWindow() = 0;
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/** Return the message bar of the main app */
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virtual QgsMessageBar * messageBar() = 0;
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/** Adds a widget to the user input tool bar.*/
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virtual void addUserInputWidget( QWidget* widget ) = 0;
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/** Return mainwindows / composer views of running composer instances (currently only one) */
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virtual QList<QgsComposerView*> activeComposers() = 0;
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/** Create a new composer
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* @param title window title for new composer (one will be generated if empty)
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* @return pointer to composer's view
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* @note new composer window will be shown and activated
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*/
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virtual QgsComposerView* createNewComposer( QString title = QString( "" ) ) = 0;
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/** Duplicate an existing parent composer from composer view
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* @param composerView pointer to existing composer view
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* @param title window title for duplicated composer (one will be generated if empty)
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* @return pointer to duplicate composer's view
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* @note dupicate composer window will be hidden until loaded, then shown and activated
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*/
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virtual QgsComposerView* duplicateComposer( QgsComposerView* composerView, QString title = QString( "" ) ) = 0;
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/** Deletes parent composer of composer view, after closing composer window */
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virtual void deleteComposer( QgsComposerView* composerView ) = 0;
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/** Return changeable options built from settings and/or defaults */
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virtual QMap<QString, QVariant> defaultStyleSheetOptions() = 0;
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/** Generate stylesheet
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* @param opts generated default option values, or a changed copy of them
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*/
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virtual void buildStyleSheet( const QMap<QString, QVariant>& opts ) = 0;
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/** Save changed default option keys/values to user settings */
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virtual void saveStyleSheetOptions( const QMap<QString, QVariant>& opts ) = 0;
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/** Get reference font for initial qApp (may not be same as QgisApp) */
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virtual QFont defaultStyleSheetFont() = 0;
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/** Add action to the plugins menu */
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virtual void addPluginToMenu( QString name, QAction* action ) = 0;
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/** Remove action from the plugins menu */
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virtual void removePluginMenu( QString name, QAction* action ) = 0;
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/** Add "add layer" action to layer menu */
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virtual void insertAddLayerAction( QAction *action ) = 0;
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/** Remove "add layer" action from layer menu */
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virtual void removeAddLayerAction( QAction *action ) = 0;
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/** Add action to the Database menu */
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virtual void addPluginToDatabaseMenu( QString name, QAction* action ) = 0;
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/** Remove action from the Database menu */
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virtual void removePluginDatabaseMenu( QString name, QAction* action ) = 0;
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/** Add action to the Raster menu */
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virtual void addPluginToRasterMenu( QString name, QAction* action ) = 0;
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/** Remove action from the Raster menu */
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virtual void removePluginRasterMenu( QString name, QAction* action ) = 0;
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/** Add action to the Vector menu */
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virtual void addPluginToVectorMenu( QString name, QAction* action ) = 0;
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/** Remove action from the Vector menu */
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virtual void removePluginVectorMenu( QString name, QAction* action ) = 0;
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/** Add action to the Web menu */
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virtual void addPluginToWebMenu( QString name, QAction* action ) = 0;
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/** Remove action from the Web menu */
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virtual void removePluginWebMenu( QString name, QAction* action ) = 0;
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/** Add a dock widget to the main window */
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virtual void addDockWidget( Qt::DockWidgetArea area, QDockWidget * dockwidget ) = 0;
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/** Remove specified dock widget from main window (doesn't delete it). */
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virtual void removeDockWidget( QDockWidget * dockwidget ) = 0;
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/** open layer properties dialog */
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virtual void showLayerProperties( QgsMapLayer *l ) = 0;
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/** open attribute table dialog */
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virtual void showAttributeTable( QgsVectorLayer *l ) = 0;
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/** Add window to Window menu. The action title is the window title
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* and the action should raise, unminimize and activate the window. */
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virtual void addWindow( QAction *action ) = 0;
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/** Remove window from Window menu. Calling this is necessary only for
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* windows which are hidden rather than deleted when closed. */
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virtual void removeWindow( QAction *action ) = 0;
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/** Register action to the shortcuts manager so its shortcut can be changed in GUI */
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virtual bool registerMainWindowAction( QAction* action, QString defaultShortcut ) = 0;
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/** Unregister a previously registered action. (e.g. when plugin is going to be unloaded) */
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virtual bool unregisterMainWindowAction( QAction* action ) = 0;
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// @todo is this deprecated in favour of QgsContextHelp?
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/** Open a url in the users browser. By default the QGIS doc directory is used
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* as the base for the URL. To open a URL that is not relative to the installed
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* QGIS documentation, set useQgisDocDirectory to false.
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* @param url URL to open
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* @param useQgisDocDirectory If true, the URL will be formed by concatenating
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* url to the QGIS documentation directory path (prefix/share/doc)
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* @deprecated
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*/
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virtual void openURL( QString url, bool useQgisDocDirectory = true ) = 0 /Deprecated/;
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/** Accessors for inserting items into menus and toolbars.
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* An item can be inserted before any existing action.
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*/
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// Menus
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virtual QMenu *fileMenu() = 0 /Deprecated/;
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virtual QMenu *projectMenu() = 0;
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virtual QMenu *editMenu() = 0;
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virtual QMenu *viewMenu() = 0;
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virtual QMenu *layerMenu() = 0;
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virtual QMenu *newLayerMenu() = 0;
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/** @note added in 2.5 */
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virtual QMenu *addLayerMenu() = 0;
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virtual QMenu *settingsMenu() = 0;
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virtual QMenu *pluginMenu() = 0;
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virtual QMenu *rasterMenu() = 0;
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virtual QMenu *databaseMenu() = 0;
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virtual QMenu *vectorMenu() = 0;
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virtual QMenu *webMenu() = 0;
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virtual QMenu *firstRightStandardMenu() = 0;
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virtual QMenu *windowMenu() = 0;
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virtual QMenu *helpMenu() = 0;
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// ToolBars
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virtual QToolBar *fileToolBar() = 0;
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virtual QToolBar *layerToolBar() = 0;
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virtual QToolBar *mapNavToolToolBar() = 0;
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virtual QToolBar *digitizeToolBar() = 0;
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virtual QToolBar *advancedDigitizeToolBar() = 0;
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virtual QToolBar *attributesToolBar() = 0;
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virtual QToolBar *pluginToolBar() = 0;
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virtual QToolBar *helpToolBar() = 0;
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virtual QToolBar *rasterToolBar() = 0;
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virtual QToolBar *vectorToolBar() = 0;
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virtual QToolBar *databaseToolBar() = 0;
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virtual QToolBar *webToolBar() = 0;
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// Project menu actions
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virtual QAction *actionNewProject() = 0;
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virtual QAction *actionOpenProject() = 0;
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virtual QAction *actionSaveProject() = 0;
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virtual QAction *actionSaveProjectAs() = 0;
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virtual QAction *actionSaveMapAsImage() = 0;
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virtual QAction *actionProjectProperties() = 0;
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virtual QAction *actionPrintComposer() = 0;
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virtual QAction *actionShowComposerManager() = 0;
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virtual QAction *actionExit() = 0;
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// Edit menu actions
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virtual QAction *actionCutFeatures() = 0;
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virtual QAction *actionCopyFeatures() = 0;
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virtual QAction *actionPasteFeatures() = 0;
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virtual QAction *actionAddFeature() = 0;
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virtual QAction *actionDeleteSelected() = 0;
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virtual QAction *actionMoveFeature() = 0;
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virtual QAction *actionSplitFeatures() = 0;
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virtual QAction *actionSplitParts() = 0;
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virtual QAction *actionAddRing() = 0;
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virtual QAction *actionAddPart() = 0;
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virtual QAction *actionSimplifyFeature() = 0;
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virtual QAction *actionDeleteRing() = 0;
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virtual QAction *actionDeletePart() = 0;
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virtual QAction *actionNodeTool() = 0;
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// View menu actions
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//! Get access to the native pan action. Call trigger() on it to set the default pan map tool.
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virtual QAction *actionPan() = 0;
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//! Get access to the native touch action.
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virtual QAction *actionTouch() = 0;
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//! Get access to the native pan to selected action. Call trigger() on it to pan the map canvas to the selection.
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virtual QAction *actionPanToSelected() = 0;
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//! Get access to the native zoom in action. Call trigger() on it to set the default zoom in map tool.
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virtual QAction *actionZoomIn() = 0;
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//! Get access to the native zoom out action. Call trigger() on it to set the default zoom out map tool.
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virtual QAction *actionZoomOut() = 0;
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//! Get access to the native select action. Call trigger() on it to set the default select map tool.
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virtual QAction *actionSelect() = 0;
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//! Get access to the native select rectangle action. Call trigger() on it to set the default select rectangle map tool.
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virtual QAction *actionSelectRectangle() = 0;
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//! Get access to the native select polygon action. Call trigger() on it to set the default select polygon map tool.
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virtual QAction *actionSelectPolygon() = 0;
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//! Get access to the native select freehand action. Call trigger() on it to set the default select freehand map tool.
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virtual QAction *actionSelectFreehand() = 0;
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//! Get access to the native select radius action. Call trigger() on it to set the default select radius map tool.
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virtual QAction *actionSelectRadius() = 0;
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//! Get access to the native identify action. Call trigger() on it to set the default identify map tool.
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virtual QAction *actionIdentify() = 0;
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//! Get access to the native run action feature action. Call trigger() on it to set the default run feature action map tool.
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virtual QAction *actionFeatureAction() = 0;
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//! Get access to the native measure action. Call trigger() on it to set the default measure map tool.
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virtual QAction *actionMeasure() = 0;
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//! Get access to the native measure area action. Call trigger() on it to set the default measure area map tool.
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virtual QAction *actionMeasureArea() = 0;
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//! Get access to the native zoom full extent action. Call trigger() on it to zoom to the full extent.
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virtual QAction *actionZoomFullExtent() = 0;
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//! Get access to the native zoom to layer action. Call trigger() on it to zoom to the active layer.
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virtual QAction *actionZoomToLayer() = 0;
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//! Get access to the native zoom to selected action. Call trigger() on it to zoom to the current selection.
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virtual QAction *actionZoomToSelected() = 0;
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//! Get access to the native zoom last action. Call trigger() on it to zoom to last.
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virtual QAction *actionZoomLast() = 0;
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//! Get access to the native zoom next action. Call trigger() on it to zoom to next.
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virtual QAction *actionZoomNext() = 0;
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//! Get access to the native zoom actual size action. Call trigger() on it to zoom to actual size.
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virtual QAction *actionZoomActualSize() = 0;
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//! Get access to the native map tips action. Call trigger() on it to toggle map tips.
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virtual QAction *actionMapTips() = 0;
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//! Get access to the native new bookmark action. Call trigger() on it to open the new bookmark dialog.
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virtual QAction *actionNewBookmark() = 0;
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//! Get access to the native show bookmarks action. Call trigger() on it to open the bookmarks dialog.
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virtual QAction *actionShowBookmarks() = 0;
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//! Get access to the native draw action.
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virtual QAction *actionDraw() = 0;
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// Layer menu actions
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virtual QAction *actionNewVectorLayer() = 0;
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virtual QAction *actionAddOgrLayer() = 0;
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virtual QAction *actionAddRasterLayer() = 0;
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virtual QAction *actionAddPgLayer() = 0;
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virtual QAction *actionAddWmsLayer() = 0;
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virtual QAction *actionCopyLayerStyle() = 0;
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virtual QAction *actionPasteLayerStyle() = 0;
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virtual QAction *actionOpenTable() = 0;
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virtual QAction *actionOpenFieldCalculator() = 0;
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virtual QAction *actionToggleEditing() = 0;
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virtual QAction *actionSaveActiveLayerEdits() = 0;
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virtual QAction *actionAllEdits() = 0;
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virtual QAction *actionSaveEdits() = 0;
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virtual QAction *actionSaveAllEdits() = 0;
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virtual QAction *actionRollbackEdits() = 0;
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virtual QAction *actionRollbackAllEdits() = 0;
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virtual QAction *actionCancelEdits() = 0;
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virtual QAction *actionCancelAllEdits() = 0;
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virtual QAction *actionLayerSaveAs() = 0;
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/** @deprecated in 2.4 - returns null pointer */
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virtual QAction *actionLayerSelectionSaveAs() = 0 /Deprecated/;
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virtual QAction *actionRemoveLayer() = 0;
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virtual QAction *actionDuplicateLayer() = 0;
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virtual QAction *actionLayerProperties() = 0;
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virtual QAction *actionAddToOverview() = 0;
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virtual QAction *actionAddAllToOverview() = 0;
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virtual QAction *actionRemoveAllFromOverview() = 0;
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virtual QAction *actionHideAllLayers() = 0;
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virtual QAction *actionShowAllLayers() = 0;
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virtual QAction *actionHideSelectedLayers() = 0;
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virtual QAction *actionShowSelectedLayers() = 0;
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// Plugin menu actions
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virtual QAction *actionManagePlugins() = 0;
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virtual QAction *actionPluginListSeparator() = 0;
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virtual QAction *actionShowPythonDialog() = 0;
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// Settings menu actions
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virtual QAction *actionToggleFullScreen() = 0;
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virtual QAction *actionOptions() = 0;
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virtual QAction *actionCustomProjection() = 0;
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// Help menu actions
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virtual QAction *actionHelpContents() = 0;
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virtual QAction *actionQgisHomePage() = 0;
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virtual QAction *actionCheckQgisVersion() = 0;
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virtual QAction *actionAbout() = 0;
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/**
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* Open feature form
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* @param l vector layer
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* @param f feature to show/modify
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* @param updateFeatureOnly only update the feature update (don't change any attributes of the layer) [UNUSED]
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* @param showModal if true, will wait for the dialog to be executed (only shown otherwise)
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*/
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virtual bool openFeatureForm( QgsVectorLayer *l, QgsFeature &f, bool updateFeatureOnly = false, bool showModal = true ) = 0;
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/**
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* Returns a feature form for a given feature
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*
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* @param l The layer for which the dialog will be created
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* @param f The feature for which the dialog will be created
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*
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* @return A feature form
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*/
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virtual QgsAttributeDialog* getFeatureForm( QgsVectorLayer *l, QgsFeature &f ) = 0;
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/**
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* Access the vector layer tools instance.
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* With the help of this you can access methods like addFeature, startEditing
|
|
* or stopEditing while giving the user the appropriate dialogs.
|
|
*
|
|
* @return An instance of the vector layer tools
|
|
*/
|
|
virtual QgsVectorLayerTools* vectorLayerTools() = 0;
|
|
|
|
/** This method is only needed when using a UI form with a custom widget plugin and calling
|
|
* openFeatureForm or getFeatureForm from Python (PyQt4) and you havn't used the info tool first.
|
|
* Python will crash bringing QGIS wtih it
|
|
* if the custom form is not loaded from a C++ method call.
|
|
*
|
|
* This method uses a QTimer to call QUiLoader in order to load the form via C++
|
|
* you only need to call this once after that you can call openFeatureForm/getFeatureForm
|
|
* like normal
|
|
*
|
|
* More information here: http://qt-project.org/forums/viewthread/27098/
|
|
*/
|
|
virtual void preloadForm( QString uifile ) = 0;
|
|
|
|
/** Return vector layers in edit mode
|
|
* @param modified whether to return only layers that have been modified
|
|
* @returns list of layers in legend order, or empty list */
|
|
virtual QList<QgsMapLayer *> editableLayers( bool modified = false ) const = 0;
|
|
|
|
/** Get timeout for timed messages: default of 5 seconds */
|
|
virtual int messageTimeout() = 0;
|
|
|
|
signals:
|
|
/** Emitted whenever current (selected) layer changes.
|
|
* The pointer to layer can be null if no layer is selected
|
|
*/
|
|
void currentLayerChanged( QgsMapLayer * layer );
|
|
|
|
/**
|
|
* This signal is emitted when a new composer instance has been created
|
|
*/
|
|
void composerAdded( QgsComposerView* v );
|
|
|
|
/**
|
|
* This signal is emitted before a new composer instance is going to be removed
|
|
*/
|
|
void composerWillBeRemoved( QgsComposerView* v );
|
|
|
|
/** This signal is emitted when a composer instance has been removed
|
|
@note added in version 2.9 */
|
|
void composerRemoved( QgsComposerView* v );
|
|
|
|
/**
|
|
* This signal is emitted when the initialization is complete
|
|
*/
|
|
void initializationCompleted();
|
|
/** emitted when a project file is successfully read
|
|
@note
|
|
This is useful for plug-ins that store properties with project files. A
|
|
plug-in can connect to this signal. When it is emitted, the plug-in
|
|
knows to then check the project properties for any relevant state.
|
|
*/
|
|
void projectRead();
|
|
/** emitted when starting an entirely new project
|
|
@note
|
|
This is similar to projectRead(); plug-ins might want to be notified
|
|
that they're in a new project. Yes, projectRead() could have been
|
|
overloaded to be used in the case of new projects instead. However,
|
|
it's probably more semantically correct to have an entirely separate
|
|
signal for when this happens.
|
|
*/
|
|
void newProjectCreated();
|
|
|
|
/**This signal is emitted when a layer has been saved using save as
|
|
@note
|
|
added in version 2.7
|
|
*/
|
|
void layerSavedAs( QgsMapLayer* l, QString path );
|
|
};
|