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/*******************************************************************************
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* Copyright (c) 2005, 2010 IBM Corporation and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package org.eclipse.ui.navigator;
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import org.eclipse.jface.action.GroupMarker;
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import org.eclipse.jface.action.Separator;
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/**
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* Provides a basic metadata about the abstract viewer for a particular content
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* service.
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*
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* @noimplement This interface is not intended to be implemented by clients.
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* @noextend This interface is not intended to be extended by clients.
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* @since 3.2
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*
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*/
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public interface INavigatorViewerDescriptor {
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/**
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* {@value} (boolean): True indicates the
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* "Available Extensions" tab in the "Available Customizations" dialog
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* should not be available for the user (defaults to <b>false</b>).
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*
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*/
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String PROP_HIDE_AVAILABLE_EXT_TAB = "org.eclipse.ui.navigator.hideAvailableExtensionsTab"; //$NON-NLS-1$
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/**
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* {@value} (boolean): True
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* indicates the entire "Available Customizations" dialog should not be
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* available for the user (defaults to <b>false</b>).
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*/
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String PROP_HIDE_AVAILABLE_CUSTOMIZATIONS_DIALOG = "org.eclipse.ui.navigator.hideAvailableCustomizationsDialog"; //$NON-NLS-1$
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/**
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* {@value} (boolean): True indicates the
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* "Collapse All" button should not be available for the user (defaults to
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* <b>false</b>).
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*/
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String PROP_HIDE_COLLAPSE_ALL_ACTION = "org.eclipse.ui.navigator.hideCollapseAllAction"; //$NON-NLS-1$
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/**
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* {@value} (boolean): True indicates
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* the "Link With Editor" action should not be available for the user
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* (defaults to <b>false</b>).
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*/
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String PROP_HIDE_LINK_WITH_EDITOR_ACTION = "org.eclipse.ui.navigator.hideLinkWithEditorAction"; //$NON-NLS-1$
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/**
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* {@value} (string): The help context id to be used for the customize view dialog, if not specified
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* help will not be available.
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* @since 3.5
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*/
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String PROP_CUSTOMIZE_VIEW_DIALOG_HELP_CONTEXT = "org.eclipse.ui.navigator.customizeViewDialogHelpContext"; //$NON-NLS-1$
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/**
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* Returns the id of the viewer targeted by this extension.
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*
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* @return the id of the viewer targeted by this extension.
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*/
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String getViewerId();
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/**
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* The default value of the popup menu id is the viewer id. Clients may
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* override this value using a <b>navigatorConfiguration</b> extension.
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*
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* @return The id of the context menu of the viewer.
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*/
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String getPopupMenuId();
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/**
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* Returns true if the content extension of the given id is 'visible'. A
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* content extension is 'visible' if it matches a viewerContentBinding for
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* the given viewer id.
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*
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* @param aContentExtensionId
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* The id to query
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* @return True if the content extension matches a viewerContentBinding for
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* the viewer id of this descriptor.
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*/
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boolean isVisibleContentExtension(String aContentExtensionId);
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/**
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* Returns true if the action extension of the given id is 'visible'. An
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* action extension is 'visible' if it matches a viewerActionBinding for the
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* given viewer id.
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*
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* @param anActionExtensionId
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* The id to query
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* @return True if the action extension matches a viewerActionBinding for
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* the viewer id of this descriptor.
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*/
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boolean isVisibleActionExtension(String anActionExtensionId);
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/**
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* Returns true if the content extension of the given id matches a
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* viewerContentBinding extension that declares isRoot as true.
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*
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* @param aContentExtensionId
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* The id to query
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* @return True if the content extension matches a viewerContentBinding
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* which declares 'isRoot' as true for the viewer id of this
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* descriptor.
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*/
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boolean isRootExtension(String aContentExtensionId);
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/**
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* Returns true if there exists at least one matching viewerContentBinding
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* which declares isRoot as true. This behavior will override the default
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* enablement for the viewer root.
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*
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* @return True if there exists a matching viewerContentBinding which
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* declares isRoot as true.
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*/
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boolean hasOverriddenRootExtensions();
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/**
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* Returns true by default. A true value indicates that object and view
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* contributions should be supported by the popup menu of any viewer
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* described by this viewer descriptor. The value may be overridden from the
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* <popupMenu /> child element of the <viewer /> element in the
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* <b>org.eclipse.ui.navigator.viewer</b> extension point.
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*
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* @return True if object/view contributions should be allowed or False
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* otherwise.
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*/
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boolean allowsPlatformContributionsToContextMenu();
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/**
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*
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* Custom insertion points are declared through a nested 'popupMenu' element
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* in the <b>org.eclipse.ui.navigator.viewer</b> extension point. Each
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* insertion point represents either a {@link Separator} or
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* {@link GroupMarker} in the context menu of the viewer.
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* <p>
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*
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* @return The set of custom insertion points, if any. A null list indicates
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* the default set (as defined by {@link NavigatorActionService})
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* should be used. An empty list indicates there are no declarative
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* insertion points.
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*/
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MenuInsertionPoint[] getCustomInsertionPoints();
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/**
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* @param aPropertyName
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* A property name corresponding to a configuration option from
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* <b>org.eclipse.ui.navigator.viewer</b>
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* @return The unmodified string value returned from the extension (<b>null</b>
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* is a possible return value).
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*/
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String getStringConfigProperty(String aPropertyName);
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/**
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* @param aPropertyName
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* A property name corresponding to a configuration option from
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* <b>org.eclipse.ui.navigator.viewer</b>
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* @return The boolean value returned from the extension (<b>null</b> is a
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* possible return value).
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*/
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boolean getBooleanConfigProperty(String aPropertyName);
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/**
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* @return the help context associated with this viewer as specified by
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* the helpContext attribute of the <viewer /> element in the
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* <b>org.eclipse.ui.navigator.viewer</b> extension point.
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* @since 3.4
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*/
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String getHelpContext();
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}
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