QgsProcessingParameterWidgetContext Class Reference

Contains settings which reflect the context in which a Processing parameter widget is shown, e.g., the parent model algorithm, a linked map canvas, and other relevant information which allows the widget to fine-tune its behavior. More...

#include <qgsprocessingwidgetwrapper.h>

Public Member Functions
	QgsProcessingParameterWidgetContext ()=default
	Constructor for QgsProcessingParameterWidgetContext. More...
QgsMapCanvas *	mapCanvas () const
	Returns the map canvas associated with the widget. More...
QgsProcessingModelAlgorithm *	model () const
	Returns the model which the parameter widget is associated with. More...
QString	modelChildAlgorithmId () const
	Returns the child algorithm ID within the model which the parameter widget is associated with. More...
QgsProject *	project () const
	Returns the project associated with the widget. More...
void	setMapCanvas (QgsMapCanvas *canvas)
	Sets the map canvas associated with the widget. More...
void	setModel (QgsProcessingModelAlgorithm *model)
	Sets the model which the parameter widget is associated with. More...
void	setModelChildAlgorithmId (const QString &id)
	Sets the child algorithm id within the model which the parameter widget is associated with. More...
void	setProject (QgsProject *project)
	Sets the project associated with the widget. More...

Detailed Description

Contains settings which reflect the context in which a Processing parameter widget is shown, e.g., the parent model algorithm, a linked map canvas, and other relevant information which allows the widget to fine-tune its behavior.

Since

QGIS 3.4

Definition at line 75 of file qgsprocessingwidgetwrapper.h.

Constructor & Destructor Documentation

QgsProcessingParameterWidgetContext()

QgsProcessingParameterWidgetContext::QgsProcessingParameterWidgetContext ( )

default

Constructor for QgsProcessingParameterWidgetContext.

Member Function Documentation

mapCanvas()

QgsMapCanvas * QgsProcessingParameterWidgetContext::mapCanvas

(

)

const

Returns the map canvas associated with the widget.

See also

setMapCanvas()

Definition at line 39 of file qgsprocessingwidgetwrapper.cpp.

model()

QgsProcessingModelAlgorithm * QgsProcessingParameterWidgetContext::model

(

)

const

Returns the model which the parameter widget is associated with.

See also

setModel()

modelChildAlgorithmId()

Definition at line 64 of file qgsprocessingwidgetwrapper.cpp.

modelChildAlgorithmId()

QString QgsProcessingParameterWidgetContext::modelChildAlgorithmId

(

)

const

Returns the child algorithm ID within the model which the parameter widget is associated with.

See also

setModelChildAlgorithmId()

model()

Definition at line 54 of file qgsprocessingwidgetwrapper.cpp.

project()

QgsProject * QgsProcessingParameterWidgetContext::project

(

)

const

Returns the project associated with the widget.

See also

setProject()

Definition at line 49 of file qgsprocessingwidgetwrapper.cpp.

setMapCanvas()

void QgsProcessingParameterWidgetContext::setMapCanvas

(

QgsMapCanvas *

canvas

)

Sets the map canvas associated with the widget.

This allows the widget to retrieve the current map scale and other properties from the canvas.

See also

mapCanvas()

Definition at line 34 of file qgsprocessingwidgetwrapper.cpp.

setModel()

void QgsProcessingParameterWidgetContext::setModel

(

QgsProcessingModelAlgorithm *

model

)

Sets the model which the parameter widget is associated with.

See also

model()

setModelChildAlgorithmId()

Definition at line 69 of file qgsprocessingwidgetwrapper.cpp.

setModelChildAlgorithmId()

void QgsProcessingParameterWidgetContext::setModelChildAlgorithmId

(

const QString &

id

)

Sets the child algorithm id within the model which the parameter widget is associated with.

See also

modelChildAlgorithmId()

setModel()

Definition at line 59 of file qgsprocessingwidgetwrapper.cpp.

setProject()

void QgsProcessingParameterWidgetContext::setProject

(

QgsProject *

project

)

Sets the project associated with the widget.

This allows the widget to retrieve the map layers and other properties from the correct project.

See also

project()

Since

QGIS 3.8

Definition at line 44 of file qgsprocessingwidgetwrapper.cpp.

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The documentation for this class was generated from the following files:

• /build/qgis-3.10.0+15buster/src/gui/processing/qgsprocessingwidgetwrapper.h
• /build/qgis-3.10.0+15buster/src/gui/processing/qgsprocessingwidgetwrapper.cpp