QGIS API Documentation 3.28.14-Firenze (exported)
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qgslayeritem.h
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1/***************************************************************************
2 qgslayeritem.h
3 -------------------
4 begin : 2011-04-01
5 copyright : (C) 2011 Radim Blazek
6 email : radim dot blazek at gmail dot com
7 ***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17#ifndef QGSLAYERITEM_H
18#define QGSLAYERITEM_H
19
20#include "qgis_sip.h"
21#include "qgis_core.h"
22#include "qgis.h"
23#include "qgsdataitem.h"
24#include "qgslayermetadata.h"
25
30class CORE_EXPORT QgsLayerItem : public QgsDataItem
31{
32 Q_OBJECT
33
34 public:
35
39 QgsLayerItem( QgsDataItem *parent, const QString &name, const QString &path, const QString &uri, Qgis::BrowserLayerType layerType, const QString &providerKey );
40
41#ifdef SIP_RUN
42 SIP_PYOBJECT __repr__();
43 % MethodCode
44 QString str = QStringLiteral( "<QgsLayerItem: \"%1\" %2>" ).arg( sipCpp->name(), sipCpp->path() );
45 sipRes = PyUnicode_FromString( str.toUtf8().constData() );
46 % End
47#endif
48
49 // --- reimplemented from QgsDataItem ---
50
51 bool equal( const QgsDataItem *other ) override;
52
53 bool hasDragEnabled() const override { return true; }
54
55 QgsMimeDataUtils::UriList mimeUris() const override;
56
57 // --- New virtual methods for layer item derived classes ---
58
60 QgsMapLayerType mapLayerType() const;
61
66 static Qgis::BrowserLayerType typeFromMapLayer( QgsMapLayer *layer );
67
69 QString uri() const { return mUri; }
70
72 QString providerKey() const { return mProviderKey; }
73
78 QStringList supportedCrs() const { return mSupportedCRS; }
79
84 QStringList supportedFormats() const { return mSupportFormats; }
85
90 virtual QString comments() const { return QString(); }
91
96 static QString layerTypeAsString( Qgis::BrowserLayerType layerType );
97
102 static QString iconName( Qgis::BrowserLayerType layerType );
103
110 Q_DECL_DEPRECATED virtual bool deleteLayer() SIP_DEPRECATED;
111
112 protected:
114 QString mUri;
116 Qgis::BrowserLayerType mLayerType;
118 QStringList mSupportedCRS;
120 QStringList mSupportFormats;
121
122 public:
123
128 static QIcon iconForWkbType( QgsWkbTypes::Type type );
129
130 static QIcon iconPoint();
131 static QIcon iconLine();
132 static QIcon iconPolygon();
133 static QIcon iconTable();
134 static QIcon iconRaster();
135 static QIcon iconDefault();
137 static QIcon iconMesh();
139 static QIcon iconVectorTile();
141 static QIcon iconPointCloud();
143 virtual QString layerName() const { return name(); }
145
151 const QgsLayerMetadata &layerMetadata() const;
152
157 void setLayerMetadata( const QgsLayerMetadata &metadata );
158
159 private:
160
161 QgsLayerMetadata mLayerMetadata;
162
163};
164
165#endif // QGSLAYERITEM_H
166
167
The Qgis class provides global constants for use throughout the application.
Definition qgis.h:72
BrowserLayerType
Browser item layer types.
Definition qgis.h:403
The QgsAbstractDatabaseProviderConnection class provides common functionality for DB based connection...
Base class for all items in the model.
Definition qgsdataitem.h:46
virtual QgsAbstractDatabaseProviderConnection * databaseConnection() const
For data items that represent a DB connection or one of its children, this method returns a connectio...
QString name() const
Returns the name of the item (the displayed text for the item).
virtual QgsMimeDataUtils::UriList mimeUris() const
Returns mime URIs for the data item, most data providers will only return a single URI but some data ...
QString mProviderKey
virtual bool equal(const QgsDataItem *other)
Returns true if this item is equal to another item (by testing item type and path).
Item that represents a layer that can be opened with one of the providers.
QStringList supportedFormats() const
Returns the supported formats.
QString uri() const
Returns layer uri or empty string if layer cannot be created.
QStringList supportedCrs() const
Returns the supported CRS.
virtual QString comments() const
Returns comments of the layer.
QString providerKey() const
Returns provider key.
bool hasDragEnabled() const override
Returns true if the item may be dragged.
A structured metadata store for a map layer.
Base class for all map layer types.
Definition qgsmaplayer.h:73
QList< QgsMimeDataUtils::Uri > UriList
Handles storage of information regarding WKB types and their properties.
Definition qgswkbtypes.h:42
QgsMapLayerType
Types of layers that can be added to a map.
Definition qgis.h:47
#define str(x)
Definition qgis.cpp:37
#define SIP_DEPRECATED
Definition qgis_sip.h:106