Package com.neotropic.kuwaiba.modules.commercial.sdh

Class SdhView

java.lang.Object

org.neotropic.kuwaiba.core.apis.integration.views.AbstractView<com.vaadin.flow.component.Component>

com.neotropic.kuwaiba.modules.commercial.sdh.SdhView

public class SdhView
extends AbstractView<com.vaadin.flow.component.Component>

Custom view implementation for sdh view module with a mxgraph component as canvas.

Author:

Orlando Paz <orlando.paz@kuwaiba.org>

Field Summary

Fields

Modifier and Type	Field	Description
static String	SAVED_VIEW_VERSION	The version of the format of the XML document used to store the view in the database.

Fields inherited from class org.neotropic.kuwaiba.core.apis.integration.views.AbstractView

properties, viewMap

Constructor Summary

Constructors

Constructor	Description
SdhView(MetadataEntityManager mem, ApplicationEntityManager aem, BusinessEntityManager bem, TranslationService ts, ResourceFactory resourceFactory)

Method Summary

Modifier and Type	Method	Description
AbstractViewEdge	addEdge(BusinessObjectLight businessObject, BusinessObjectLight sourceBusinessObject, BusinessObjectLight targetBusinessObject, Properties properties)	Adds an edge to views that are not generated automatically.
AbstractViewNode	addNode(BusinessObjectLight businessObject, Properties properties)	Adds a node to views that are not generated automatically.
void	buildFromSavedView(byte[] structure)	Builds the view.
void	clean()	Cleans the view so some other thing can be painted on the canvas.
void	edgeClickListener(ViewEventListener listener)	Adds a listener to the edge click events.
byte[]	getAsImage()	Exports the view to a PNG image.
com.vaadin.flow.component.Component	getAsUiElement()	Gets an embeddable visual component that can be rendered in a dashboard.It most likely will have to be called after calling #build() or #build(java.lang.Object).
byte[]	getAsXml()	Exports the view to XML.
MxGraphCanvas<BusinessObjectLight,BusinessObjectLight>	getMxgraphCanvas()
void	nodeClickListener(ViewEventListener listener)	Adds a listener to the node click events.
void	removeEdge(BusinessObjectLight businessObject)	remove a edge from the viewMap
void	removeNode(BusinessObjectLight businessObject)	remove a node from the viewMap
void	setMxgraphCanvas(MxGraphCanvas<BusinessObjectLight,BusinessObjectLight> mxgraphCanvas)
void	syncViewMap()	The view map is created originally by calling the #buildWithSavedView(byte[]) method, but it can change due to user interactions, so it's necessary to update it in order to export it in other formats.

Methods inherited from class org.neotropic.kuwaiba.core.apis.integration.views.AbstractView

getAsViewMap, getProperties

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SAVED_VIEW_VERSION

public static final String SAVED_VIEW_VERSION

The version of the format of the XML document used to store the view in the database.

See Also:

Constant Field Values

Constructor Detail

SdhView

public SdhView(MetadataEntityManager mem,
               ApplicationEntityManager aem,
               BusinessEntityManager bem,
               TranslationService ts,
               ResourceFactory resourceFactory)

Method Detail

getMxgraphCanvas

public MxGraphCanvas<BusinessObjectLight,BusinessObjectLight> getMxgraphCanvas()

setMxgraphCanvas

public void setMxgraphCanvas(MxGraphCanvas<BusinessObjectLight,BusinessObjectLight> mxgraphCanvas)

getAsXml

public byte[] getAsXml()

Description copied from class: AbstractView

Exports the view to XML. It most likely will have to be called after calling #build() or #build(java.lang.Object).

Specified by:

getAsXml in class AbstractView<com.vaadin.flow.component.Component>

Returns:

A byte array with an XML document representing the view. The format of the document must follow the Standard Kuwaiba View Text Format (SKTF)

getAsImage

public byte[] getAsImage()

Description copied from class: AbstractView

Exports the view to a PNG image. It most likely will have to be called after calling #build() or #build(java.lang.Object).

Specified by:

getAsImage in class AbstractView<com.vaadin.flow.component.Component>

Returns:

A byte array with a PNG formatted image of the view.

getAsUiElement

public com.vaadin.flow.component.Component getAsUiElement()

Description copied from class: AbstractView

Gets an embeddable visual component that can be rendered in a dashboard.It most likely will have to be called after calling #build() or #build(java.lang.Object).

Specified by:

getAsUiElement in class AbstractView<com.vaadin.flow.component.Component>

Returns:

An embeddable component (Panel, VerticalLayout, etc)

buildFromSavedView

public void buildFromSavedView(byte[] structure)

Description copied from class: AbstractView

Builds the view. Call this method if no business object is required to build the view. It just loads the elements from an view definition structure (like an XML document).

Specified by:

buildFromSavedView in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

structure - The view to be rendered.

clean

public void clean()

Description copied from class: AbstractView

Cleans the view so some other thing can be painted on the canvas. Typically this is used in refresh buttons.

Specified by:

clean in class AbstractView<com.vaadin.flow.component.Component>

addNode

public AbstractViewNode addNode(BusinessObjectLight businessObject,
                                Properties properties)

Description copied from class: AbstractView

Adds a node to views that are not generated automatically.

Specified by:

addNode in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

businessObject - The business object behind the node to be added. Nodes that already exist will not be added.

properties - The properties associated to this object, such as the location that will be used to place it or the URL of the icon that will represent the node.

Returns:

A reference to the newly added node.

addEdge

public AbstractViewEdge addEdge(BusinessObjectLight businessObject,
                                BusinessObjectLight sourceBusinessObject,
                                BusinessObjectLight targetBusinessObject,
                                Properties properties)

Description copied from class: AbstractView

Adds an edge to views that are not generated automatically.

Specified by:

addEdge in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

businessObject - The business object behind the edge to be added. Edges that already exist will not be added.

sourceBusinessObject - The business object behind the source node to the edge to be created.

targetBusinessObject - The business object behind the target node to the edge to be created.

properties - The properties associated to this object, such as the control points of the edge, or its color.

Returns:

A reference to the newly added edge.

syncViewMap

public void syncViewMap()

The view map is created originally by calling the #buildWithSavedView(byte[]) method, but it can change due to user interactions, so it's necessary to update it in order to export it in other formats. This method wipes the existing view map and builds it again from whatever it is on the map currently

removeNode

public void removeNode(BusinessObjectLight businessObject)

Description copied from class: AbstractView

remove a node from the viewMap

Specified by:

removeNode in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

businessObject - The business object behind the node to be removed

removeEdge

public void removeEdge(BusinessObjectLight businessObject)

Description copied from class: AbstractView

remove a edge from the viewMap

Specified by:

removeEdge in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

businessObject - The business object behind the edge to be removed

nodeClickListener

public void nodeClickListener(ViewEventListener listener)

Description copied from class: AbstractView

Adds a listener to the node click events.

Specified by:

nodeClickListener in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

listener - The listener object.

edgeClickListener

public void edgeClickListener(ViewEventListener listener)

Description copied from class: AbstractView

Adds a listener to the edge click events.

Specified by:

edgeClickListener in class AbstractView<com.vaadin.flow.component.Component>

Parameters:

listener - The listener object.