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qgsvectorlayerproperties.h
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qgsvectorlayerproperties.h
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/***************************************************************************
qgsdlgvectorlayerproperties.h
Unified property dialog for vector layers
-------------------
begin : 2004-01-28
copyright : (C) 2004 by Gary E.Sherman
email : sherman at mrcc.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 QGSVECTORLAYERPROPERTIES
#define QGSVECTORLAYERPROPERTIES
#include "qgsoptionsdialogbase.h"
#include "ui_qgsvectorlayerpropertiesbase.h"
#include "qgisgui.h"
#include "qgshelp.h"
#include "qgsmaplayerstylemanager.h"
#include "qgsvectorlayer.h"
#include "layertree/qgslayertreemodel.h"
#include "layertree/qgslayertreegroup.h"
#include "qgis_app.h"
class QgsMapLayer;
class QgsAttributeActionDialog;
class QgsApplyDialog;
class QgsVectorLayer;
class QgsLabelingWidget;
class QgsDiagramProperties;
class QgsFieldsProperties;
class QgsRendererPropertiesDialog;
class QgsMapLayerConfigWidgetFactory;
class QgsMapLayerConfigWidget;
class QgsPanelWidget;
class APP_EXPORT QgsVectorLayerProperties : public QgsOptionsDialogBase, private Ui::QgsVectorLayerPropertiesBase, private QgsExpressionContextGenerator
{
Q_OBJECT
public:
enum StyleType
{
QML = 0,
SLD,
DB,
};
QgsVectorLayerProperties( QgsVectorLayer *lyr = nullptr, QWidget *parent = nullptr, Qt::WindowFlags fl = QgisGui::ModalDialogFlags );
~QgsVectorLayerProperties();
//! Returns the display name entered in the dialog
QString displayName();
void setRendererDirty( bool ) {}
/** Adds an attribute to the table (but does not commit it yet)
@param field the field to add
@return false in case of a name conflict, true in case of success */
bool addAttribute( const QgsField &field );
/** Deletes an attribute (but does not commit it)
@param name attribute name
@return false in case of a non-existing attribute.*/
bool deleteAttribute( int attr );
//! Adds a properties page factory to the vector layer properties dialog.
void addPropertiesPageFactory( QgsMapLayerConfigWidgetFactory *factory );
public slots:
void insertFieldOrExpression();
//! Reset to original (vector layer) values
void syncToLayer();
//! Get metadata about the layer in nice formatted html
QString metadata();
//! Slot to update layer display name as original is edited
void on_mLayerOrigNameLineEdit_textEdited( const QString& text );
//! Called when apply button is pressed or dialog is accepted
void apply();
//! Called when cancel button is pressed
void onCancel();
//
//methods reimplemented from qt designer base class
//
void on_pbnQueryBuilder_clicked();
void on_pbnIndex_clicked();
void on_mCrsSelector_crsChanged( const QgsCoordinateReferenceSystem& crs );
void loadDefaultStyle_clicked();
void saveDefaultStyle_clicked();
void loadStyle_clicked();
void saveStyleAs_clicked();
void mOptionsStackedWidget_CurrentChanged( int indx );
void on_buttonBox_helpRequested() { QgsHelp::openHelp( QStringLiteral( "working_with_vector/vector_properties.html" ) ); }
void on_pbnUpdateExtents_clicked();
void on_mButtonAddJoin_clicked();
void on_mButtonEditJoin_clicked();
void on_mJoinTreeWidget_itemDoubleClicked( QTreeWidgetItem *item, int column );
void on_mButtonRemoveJoin_clicked();
void on_mSimplifyDrawingGroupBox_toggled( bool checked );
signals:
//! Emitted when changes to layer were saved to update legend
void refreshLegend( const QString& layerID, bool expandItem );
void refreshLegend( const QString& layerID );
void toggleEditing( QgsMapLayer * );
private slots:
//! Toggle editing of layer
void toggleEditing();
//! Save the style based on selected format from the menu
void saveStyleAsMenuTriggered( QAction * );
//! Called when is possible to choice if load the style from filesystem or from db
void loadStyleMenuTriggered( QAction * );
void aboutToShowStyleMenu();
/** Updates the variable editor to reflect layer changes
*/
void updateVariableEditor();
/**
* @brief updates the FieldsPropertiesDialog when syncing the layer properties
*/
void updateFieldsPropertiesDialog();
private:
void saveStyleAs( StyleType styleType );
//! When provider supports, it will list all the styles relative the layer in a dialog
void showListOfStylesFromDatabase();
void updateSymbologyPage();
void setPbnQueryBuilderEnabled();
QgsVectorLayer *mLayer;
bool mMetadataFilled;
QString mOriginalSubsetSQL;
QMenu *mSaveAsMenu;
QMenu *mLoadStyleMenu;
QAction* mActionLoadStyle;
QAction* mActionSaveStyleAs;
//! Renderer dialog which is shown
QgsRendererPropertiesDialog* mRendererDialog;
//! Labeling dialog. If apply is pressed, options are applied to vector's QgsLabel
QgsLabelingWidget* labelingDialog;
//! Actions dialog. If apply is pressed, the actions are stored for later use
QgsAttributeActionDialog* mActionDialog;
//! Diagram dialog. If apply is pressed, options are applied to vector's diagrams
QgsDiagramProperties* diagramPropertiesDialog;
//! Fields dialog. If apply is pressed, options are applied to vector's diagrams
QgsFieldsProperties* mFieldsPropertiesDialog;
//! List of joins of a layer at the time of creation of the dialog. Used to return joins to previous state if dialog is canceled
QList< QgsVectorJoinInfo > mOldJoins;
//! A list of additional pages provided by plugins
QList<QgsMapLayerConfigWidget*> mLayerPropertiesPages;
/** Previous layer style. Used to reset style to previous state if new style
* was loaded but dialog is canceled */
QgsMapLayerStyle mOldStyle;
void initDiagramTab();
//! Adds a new join to mJoinTreeWidget
void addJoinToTreeWidget( const QgsVectorJoinInfo& join , const int insertIndex = -1 );
QgsExpressionContext mContext;
QgsExpressionContext createExpressionContext() const override;
QScopedPointer<QgsLayerTreeGroup> mLayersDependenciesTreeGroup;
QScopedPointer<QgsLayerTreeModel> mLayersDependenciesTreeModel;
private slots:
void openPanel( QgsPanelWidget* panel );
};
inline QString QgsVectorLayerProperties::displayName()
{
return txtDisplayName->text();
}
#endif