Package com._1c.g5.v8.dt.ui.aef.actions

Class DtActionHelper

java.lang.Object

com._1c.g5.v8.dt.ui.aef.actions.DtActionHelper

public class DtActionHelper
extends Object

Various helpers useful for actions.

Method Summary

Modifier and Type	Method	Description
static void	executeAsComplexTask(IBmEditingContext editingContext, Collection<?> items, Function<Object,IBmTask<?>> taskCreator)	Creates an IBmTask for each element in items using taskCreator.
static void	executeWizard(org.eclipse.ui.wizards.IWizardDescriptor wizardDescriptor, ISelection selection)	Executes the given wizardDescriptor with and provides it with given selection
static IBmEditingContext	getEditingContext(ISelection selection, org.eclipse.emf.ecore.EObject model)	Obtains IBmEditingContext for a given selection.
static org.eclipse.emf.ecore.EObject	getEObject(ISelection selection)	Obtains EObject from a given selection.
static org.eclipse.emf.common.util.EList<?>	getList(org.eclipse.emf.ecore.EObject model, org.eclipse.emf.ecore.EStructuralFeature feature, ISelection selection)	Obtains EList for a given model, feature and selection.
static org.eclipse.emf.common.util.EList<?>	getListForElement(org.eclipse.emf.ecore.EObject model, org.eclipse.emf.ecore.EStructuralFeature feature, org.eclipse.emf.ecore.EObject element)	Obtains EList corresponding to a given model, feature and element.
static <T> List<T>	getSelectedObjectList(IStructuredSelection selection, Class<T> clazz)	Returns list of target class selected objects from IStructuredSelection.

Methods inherited from class java.lang.Object

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

Method Detail

getEObject

public static org.eclipse.emf.ecore.EObject getEObject(ISelection selection)

Obtains EObject from a given selection.

Parameters:

selection - selection to obtain EObject from.

Returns:

obtained EObject or null if no object could be obtained.

getList

public static org.eclipse.emf.common.util.EList<?> getList(org.eclipse.emf.ecore.EObject model,
                                                           org.eclipse.emf.ecore.EStructuralFeature feature,
                                                           ISelection selection)

Obtains EList for a given model, feature and selection.

Parameters:

model - model to obtain EList from.

feature - feature to obtain EList from.

selection - selection to obtain EList from.

Returns:

obtained EList or null if no list could be obtained.

getListForElement

public static org.eclipse.emf.common.util.EList<?> getListForElement(org.eclipse.emf.ecore.EObject model,
                                                                     org.eclipse.emf.ecore.EStructuralFeature feature,
                                                                     org.eclipse.emf.ecore.EObject element)

Obtains EList corresponding to a given model, feature and element.

Parameters:

model - model to obtain EList from.

feature - feature to obtain EList from.

element - element to obtain EList from.

Returns:

obtained EList or null if no list could be obtained.

getEditingContext

public static IBmEditingContext getEditingContext(ISelection selection,
                                                  org.eclipse.emf.ecore.EObject model)

Obtains IBmEditingContext for a given selection.

Parameters:

selection - selection to obtain IBmEditingContext from.

model - the model object.

Returns:

obtained IBmEditingContext or null if no executor could be obtained.

executeAsComplexTask

public static void executeAsComplexTask(IBmEditingContext editingContext,
                                        Collection<?> items,
                                        Function<Object,IBmTask<?>> taskCreator)

Creates an IBmTask for each element in items using taskCreator. Then executes a BmCompoundTask comprised of the created tasks using IBmEditingSupport that corresponds to the model object.

Note: If for some item no task should be executed, taskCreator shell return null.

Parameters:

editingContext - an editing context.

items - objects to create IBmTasks from

taskCreator - a Function that creates IBmTask from each object in items

executeWizard

public static void executeWizard(org.eclipse.ui.wizards.IWizardDescriptor wizardDescriptor,
                                 ISelection selection)

Executes the given wizardDescriptor with and provides it with given selection

getSelectedObjectList

public static <T> List<T> getSelectedObjectList(IStructuredSelection selection,
                                                Class<T> clazz)

Returns list of target class selected objects from IStructuredSelection.

Parameters:

selection - the source IStructuredSelection, cannot be null

clazz - the target selected objects class, cannot be null

Returns:

the list of target class selected objects, never null