/*******************************************************************************
 * Copyright (c) 2005, 2017 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 *******************************************************************************/
package org.eclipse.dltk.ui;

import java.net.URL;
import java.util.HashMap;
import java.util.Map;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.Bundle;

public class DLTKPluginImages {
	// TODO: Please sort me...
	public static final IPath ICONS_PATH = new Path("/icons/full"); //$NON-NLS-1$

	private static final String NAME_PREFIX = "org.eclipse.dltk.ui."; //$NON-NLS-1$
	private static final int NAME_PREFIX_LENGTH = NAME_PREFIX.length();

	// The plug-in registry
	private static ImageRegistry fgImageRegistry = null;

	private static HashMap<String, ImageDescriptor> fgAvoidSWTErrorMap = null;
	private static final String T_OBJ = "obj16"; //$NON-NLS-1$
	private static final String T_OVR = "ovr16"; //$NON-NLS-1$
	private static final String T_WIZBAN = "wizban"; //$NON-NLS-1$
	private static final String T_ELCL = "elcl16"; //$NON-NLS-1$
	private static final String T_DLCL = "dlcl16"; //$NON-NLS-1$
	private static final String T_ETOOL = "etool16"; //$NON-NLS-1$
	// private static final String T_EVIEW = "eview16"; //$NON-NLS-1$

	public static final String TERMINATE_CONSOLE = NAME_PREFIX
			+ "term_sbook.gif"; //$NON-NLS-1$

	public static final String IMG_OBJS_GHOST = NAME_PREFIX + "unknown_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CLASSALT = NAME_PREFIX
			+ "classfo_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CLASS = NAME_PREFIX + "class_obj.png"; //$NON-NLS-1$
	/**
	 * @since 3.0
	 */
	public static final String IMG_OBJS_ENUM = NAME_PREFIX + "enum_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_NAMESPACE = NAME_PREFIX
			+ "namespace_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ERROROBJ = NAME_PREFIX
			+ "error_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_TEST = NAME_PREFIX + "test_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_TESTCASE = NAME_PREFIX
			+ "testcase_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_MODULE = NAME_PREFIX + "module_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_LIBRARY = NAME_PREFIX
			+ "library_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_LIBRARY_SRC = NAME_PREFIX
			+ "library_src_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ACCESSRULES_ATTRIB = NAME_PREFIX
			+ "access_restriction_attrib.png"; //$NON-NLS-1$
	/**
	 * @since 2.0
	 */
	public static final String IMG_OBJS_JAVADOCTAG = NAME_PREFIX
			+ "jdoc_tag_obj.png"; //$NON-NLS-1$

	public static final String IMG_CORRECTION_CHANGE = NAME_PREFIX
			+ "correction_change.png"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_ADD = NAME_PREFIX
			+ "add_correction.png"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_CAST = NAME_PREFIX
			+ "correction_cast.png"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_DELETE_IMPORT = NAME_PREFIX
			+ "correction_delete_import.png"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_MOVE = NAME_PREFIX
			+ "correction_move.png"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_RENAME = NAME_PREFIX
			+ "correction_rename.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_ANNOTATION = NAME_PREFIX
			+ "annotation_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ANNOTATION_DEFAULT = NAME_PREFIX
			+ "annotation_default_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ANNOTATION_PROTECTED = NAME_PREFIX
			+ "annotation_protected_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ANNOTATION_PRIVATE = NAME_PREFIX
			+ "annotation_private_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ANNOTATION_ALT = NAME_PREFIX
			+ "annotation_alt_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_INNER_CLASS_PUBLIC = NAME_PREFIX
			+ "innerclass_public_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INNER_CLASS_DEFAULT = NAME_PREFIX
			+ "innerclass_default_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INNER_CLASS_PROTECTED = NAME_PREFIX
			+ "innerclass_protected_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INNER_CLASS_PRIVATE = NAME_PREFIX
			+ "innerclass_private_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_INTERFACE = NAME_PREFIX + "int_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INTERFACEALT = NAME_PREFIX
			+ "intf_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INTERFACE_DEFAULT = NAME_PREFIX
			+ "int_default_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_INNER_INTERFACE_PUBLIC = NAME_PREFIX
			+ "innerinterface_public_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INNER_INTERFACE_DEFAULT = NAME_PREFIX
			+ "innerinterface_default_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INNER_INTERFACE_PROTECTED = NAME_PREFIX
			+ "innerinterface_protected_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_INNER_INTERFACE_PRIVATE = NAME_PREFIX
			+ "innerinterface_private_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_FIELD = NAME_PREFIX
			+ "field_default_obj.png"; //$NON-NLS-1$
	public static final String IMG_FIELD_DEFAULT = NAME_PREFIX
			+ "field_default_obj.png"; //$NON-NLS-1$
	public static final String IMG_FIELD_PRIVATE = NAME_PREFIX
			+ "field_private_obj.png"; //$NON-NLS-1$
	public static final String IMG_FIELD_PROTECTED = NAME_PREFIX
			+ "field_protected_obj.png"; //$NON-NLS-1$
	public static final String IMG_FIELD_PUBLIC = NAME_PREFIX
			+ "field_public_obj.png"; //$NON-NLS-1$

	public static final String IMG_METHOD_PUBLIC = NAME_PREFIX
			+ "methpub_obj.png"; //$NON-NLS-1$
	public static final String IMG_METHOD_PROTECTED = NAME_PREFIX
			+ "methpro_obj.png"; //$NON-NLS-1$
	public static final String IMG_METHOD_PRIVATE = NAME_PREFIX
			+ "methpri_obj.png"; //$NON-NLS-1$
	public static final String IMG_METHOD_DEFAULT = NAME_PREFIX
			+ "methdef_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_NLS_TRANSLATE = NAME_PREFIX
			+ "translate.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_NLS_NEVER_TRANSLATE = NAME_PREFIX
			+ "never_translate.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_NLS_SKIP = NAME_PREFIX + "skip.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_FATAL = NAME_PREFIX
			+ "fatalerror_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_ERROR = NAME_PREFIX
			+ "error_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_WARNING = NAME_PREFIX
			+ "warning_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_INFO = NAME_PREFIX
			+ "info_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CUNIT = NAME_PREFIX + "jcu_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CUNIT_RESOURCE = NAME_PREFIX
			+ "jcu_resource_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CFILE = NAME_PREFIX + "classf_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CFILECLASS = NAME_PREFIX
			+ "class_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_CFILEINT = NAME_PREFIX + "int_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_LOGICAL_PACKAGE = NAME_PREFIX
			+ "logical_package_obj.png";//$NON-NLS-1$
	public static final String IMG_OBJS_EMPTY_LOGICAL_PACKAGE = NAME_PREFIX
			+ "empty_logical_package_obj.png";//$NON-NLS-1$
	public static final String IMG_OBJS_PACKAGE = NAME_PREFIX
			+ "package_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_EMPTY_PACK_RESOURCE = NAME_PREFIX
			+ "empty_pack_fldr_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_EMPTY_PACKAGE = NAME_PREFIX
			+ "empty_pack_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_PACKFRAG_ROOT = NAME_PREFIX
			+ "packagefolder_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ZIP = NAME_PREFIX + "jar_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_EXTZIP = NAME_PREFIX + "jar_l_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ZIP_WSRC = NAME_PREFIX
			+ "jar_src_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_EXTZIP_WSRC = NAME_PREFIX
			+ "jar_lsrc_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ENV_VAR = NAME_PREFIX
			+ "envvar_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_MODEL = NAME_PREFIX
			+ "java_model_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_UNKNOWN = NAME_PREFIX
			+ "unknown_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_LOCAL_VARIABLE = NAME_PREFIX
			+ "localvariable_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_KEYWORD = NAME_PREFIX
			+ "keyword_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_PROJECT_SETTINGS = NAME_PREFIX
			+ "settings_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_TEMPLATE = NAME_PREFIX
			+ "template_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_PACKDECL = NAME_PREFIX
			+ "packd_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_IMPDECL = NAME_PREFIX + "imp_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_IMPCONT = NAME_PREFIX + "impc_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_JSEARCH = NAME_PREFIX
			+ "jsearch_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_DECL = NAME_PREFIX
			+ "search_decl_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_REF = NAME_PREFIX
			+ "search_ref_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_JAR = NAME_PREFIX + "jar_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_EXTJAR = NAME_PREFIX + "jar_l_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_JAR_WSRC = NAME_PREFIX
			+ "jar_src_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_EXTJAR_WSRC = NAME_PREFIX
			+ "jar_lsrc_obj.png"; //$NON-NLS-1$

	public static final String IMG_ELCL_VIEW_MENU = NAME_PREFIX + T_ELCL
			+ "view_menu.png"; //$NON-NLS-1$
	public static final String IMG_DLCL_VIEW_MENU = NAME_PREFIX + T_DLCL
			+ "view_menu.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_SEARCH_OCCURRENCE = NAME_PREFIX
			+ "occ_match.png"; //$NON-NLS-1$

	// TERMINATE_CONSOLE

	public static final ImageDescriptor DESC_TERMINATE_CONSOLE = createUnManaged(
			T_ELCL, "ch_cancel.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_SAVE_SESSION = createUnManaged(
			T_ELCL, "save.gif"); //$NON-NLS-1$

	public static final String IMG_OBJS_EXCEPTION = NAME_PREFIX
			+ "jexception_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_ERROR = NAME_PREFIX + "error_obj.png"; //$NON-NLS-1$

	public static final String IMG_OBJS_BREAKPOINT_INSTALLED = NAME_PREFIX
			+ "brkpi_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_QUICK_ASSIST = NAME_PREFIX
			+ "quickassist_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_FIXABLE_PROBLEM = NAME_PREFIX
			+ "quickfix_warning_obj.png"; //$NON-NLS-1$
	public static final String IMG_OBJS_FIXABLE_ERROR = NAME_PREFIX
			+ "quickfix_error_obj.png"; //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_EXCLUSION_FILTER_ATTRIB = createUnManaged(
			T_OBJ, "exclusion_filter_attrib.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INCLUSION_FILTER_ATTRIB = createUnManaged(
			T_OBJ, "inclusion_filter_attrib.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_OUTPUT_FOLDER_ATTRIB = createUnManaged(
			T_OBJ, "output_folder_attrib.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_SOURCE_ATTACH_ATTRIB = createUnManaged(
			T_OBJ, "source_attach_attrib.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_JAVADOC_LOCATION_ATTRIB = createUnManaged(
			T_OBJ, "javadoc_location_attrib.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INFO_OBJ = createUnManaged(
			T_OBJ, "info_obj.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_ACCESSRULES_ATTRIB = createManagedFromKey(
			T_OBJ, IMG_OBJS_ACCESSRULES_ATTRIB);
	public static final ImageDescriptor DESC_OBJS_NATIVE_LIB_PATH_ATTRIB = createUnManaged(
			T_OBJ, "native_lib_path_attrib.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_CLASS = createManagedFromKey(
			T_OBJ, IMG_OBJS_CLASS);

	/**
	 * @since 4.1
	 */
	public static final ImageDescriptor DESC_OBJS_ANNOTATION = createManagedFromKey(
			T_OBJ, IMG_OBJS_ANNOTATION);

	/**
	 * @since 3.0
	 */
	public static final ImageDescriptor DESC_OBJS_ENUM = createManagedFromKey(
			T_OBJ, IMG_OBJS_ENUM);
	public static final ImageDescriptor DESC_OBJS_INTERFACE = createManagedFromKey(
			T_OBJ, IMG_OBJS_INTERFACE);
	public static final ImageDescriptor DESC_OBJS_NAMESPACE = createManagedFromKey(
			T_OBJ, IMG_OBJS_NAMESPACE);
	public static final ImageDescriptor DESC_OBJS_ERROR = createManagedFromKey(
			T_OBJ, IMG_OBJS_ERROROBJ);
	public static final ImageDescriptor DESC_OBJS_TEST = createManagedFromKey(
			T_OBJ, IMG_OBJS_TEST);
	public static final ImageDescriptor DESC_OBJS_TESTCASE = createManagedFromKey(
			T_OBJ, IMG_OBJS_TESTCASE);
	public static final ImageDescriptor DESC_OBJS_MODULE = createManagedFromKey(
			T_OBJ, IMG_OBJS_MODULE);
	public static final ImageDescriptor DESC_OBJS_TEMPLATE = createManagedFromKey(
			T_OBJ, IMG_OBJS_TEMPLATE);
	public static final ImageDescriptor DESC_OVR_CONSTRUCTOR = createUnManaged(
			T_OVR, "constr_ovr.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_ABSTRACT = createUnManaged(
			T_OVR, "abstract_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_FINAL = createUnManaged(T_OVR,
			"final_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_OVERRIDES = createUnManaged(
			T_OVR, "over_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_IMPLEMENTS = createUnManaged(
			T_OVR, "implm_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_STATIC = createUnManaged(T_OVR,
			"static_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_RECURSIVE = createUnManaged(
			T_OVR, "recursive_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_CALLER = createUnManaged(T_OVR,
			"read.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_MAX_LEVEL = createUnManaged(
			T_OVR, "maxlevel_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWCLASS = createUnManaged(
			T_WIZBAN, "newclass_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWINT = createUnManaged(
			T_WIZBAN, "newint_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWENUM = createUnManaged(
			T_WIZBAN, "newenum_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWANNOT = createUnManaged(
			T_WIZBAN, "newannotation_wiz.png"); //$NON-NLS-1$
	/**
	 * @deprecated
	 */
	@Deprecated
	public static final ImageDescriptor DESC_WIZBAN_NEWPRJ = createUnManaged(
			T_WIZBAN, "newprj_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWSRCFOLDR = createUnManaged(
			T_WIZBAN, "newsrcfldr_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWMETH = createUnManaged(
			T_WIZBAN, "newmeth_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWPACK = createUnManaged(
			T_WIZBAN, "newpack_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWSCRAPPAGE = createUnManaged(
			T_WIZBAN, "newsbook_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAVA_LAUNCH = createUnManaged(
			T_WIZBAN, "java_app_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAVA_ATTACH = createUnManaged(
			T_WIZBAN, "java_attach_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR = createUnManaged(
			T_WIZBAN, "refactor_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_FIELD = createUnManaged(
			T_WIZBAN, "fieldrefact_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_METHOD = createUnManaged(
			T_WIZBAN, "methrefact_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_TYPE = createUnManaged(
			T_WIZBAN, "typerefact_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_PACKAGE = createUnManaged(
			T_WIZBAN, "packrefact_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_CODE = createUnManaged(
			T_WIZBAN, "coderefact_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_CU = createUnManaged(
			T_WIZBAN, "compunitrefact_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_PULL_UP = createUnManaged(
			T_WIZBAN, "pullup_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_FIX_DEPRECATION = createUnManaged(
			T_WIZBAN, "fixdepr_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAR_PACKAGER = createUnManaged(
			T_WIZBAN, "jar_pack_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_EXTRACT_SUPERTYPE = createUnManaged(
			T_WIZBAN, "extractsupertype_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REPLACE_JAR = createUnManaged(
			T_WIZBAN, "replacejar_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_SCRIPT_WORKINGSET = createUnManaged(
			T_WIZBAN, "java_workingset_wiz.png");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_EXPORT_JAVADOC = createUnManaged(
			T_WIZBAN, "export_javadoc_wiz.png");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_EXTERNALIZE_STRINGS = createUnManaged(
			T_WIZBAN, "extstr_wiz.png");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_ADD_LIBRARY = createUnManaged(
			T_WIZBAN, "addlibrary_wiz.png");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_CLEAN_UP = createUnManaged(
			T_WIZBAN, "cleanup_wiz.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_TOOL_BUILDPATH_ORDER = createUnManaged(
			T_OBJ, "cp_order_obj.png"); //$NON-NLS-1$
	/*
	 * Set of predefined Image Descriptors.
	 */
	public static final ImageDescriptor DESC_ELCL_FILTER = createUnManaged(
			T_ELCL, "filter_ps.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_FILTER = createUnManaged(
			T_DLCL, "filter_ps.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_ELCL_VIEW_MENU = createUnManaged(
			T_ELCL, "view_menu.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_VIEW_MENU = createUnManaged(
			T_DLCL, "view_menu.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_JAR = createManagedFromKey(
			T_OBJ, IMG_OBJS_JAR);
	public static final ImageDescriptor DESC_OBJS_EXTJAR = createManagedFromKey(
			T_OBJ, IMG_OBJS_EXTJAR);
	public static final ImageDescriptor DESC_OBJS_JAR_WSRC = createManagedFromKey(
			T_OBJ, IMG_OBJS_JAR_WSRC);
	public static final ImageDescriptor DESC_OBJS_EXTJAR_WSRC = createManagedFromKey(
			T_OBJ, IMG_OBJS_EXTJAR_WSRC);
	public static final ImageDescriptor DESC_OBJS_ENV_VAR = createManagedFromKey(
			T_OBJ, IMG_OBJS_ENV_VAR);

	public static final ImageDescriptor DESC_OBJS_PACKDECL = createManagedFromKey(
			T_OBJ, IMG_OBJS_PACKDECL);
	public static final ImageDescriptor DESC_OBJS_IMPDECL = createManagedFromKey(
			T_OBJ, IMG_OBJS_IMPDECL);
	public static final ImageDescriptor DESC_OBJS_IMPCONT = createManagedFromKey(
			T_OBJ, IMG_OBJS_IMPCONT);
	public static final ImageDescriptor DESC_OBJS_JSEARCH = createManagedFromKey(
			T_OBJ, IMG_OBJS_JSEARCH);
	public static final ImageDescriptor DESC_OBJS_SEARCH_DECL = createManagedFromKey(
			T_OBJ, IMG_OBJS_SEARCH_DECL);
	public static final ImageDescriptor DESC_OBJS_SEARCH_REF = createManagedFromKey(
			T_OBJ, IMG_OBJS_SEARCH_REF);
	public static final ImageDescriptor DESC_OBJS_CUNIT = createManagedFromKey(
			T_OBJ, IMG_OBJS_CUNIT);
	public static final ImageDescriptor DESC_OBJS_CUNIT_RESOURCE = createManagedFromKey(
			T_OBJ, IMG_OBJS_CUNIT_RESOURCE);
	public static final ImageDescriptor DESC_OBJS_CFILE = createManagedFromKey(
			T_OBJ, IMG_OBJS_CFILE);
	public static final ImageDescriptor DESC_OBJS_CFILECLASS = createManagedFromKey(
			T_OBJ, IMG_OBJS_CFILECLASS);
	public static final ImageDescriptor DESC_ELCL_CLEAR = createUnManaged(
			T_ELCL, "clear_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_CLEAR = createUnManaged(
			T_DLCL, "clear_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_CFILEINT = createManagedFromKey(
			T_OBJ, IMG_OBJS_CFILEINT);
	public static final ImageDescriptor DESC_OBJS_PACKAGE = createManagedFromKey(
			T_OBJ, IMG_OBJS_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_EMPTY_LOGICAL_PACKAGE = createManagedFromKey(
			T_OBJ, IMG_OBJS_EMPTY_LOGICAL_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_LOGICAL_PACKAGE = createManagedFromKey(
			T_OBJ, IMG_OBJS_LOGICAL_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_EMPTY_PACKAGE_RESOURCES = createManagedFromKey(
			T_OBJ, IMG_OBJS_EMPTY_PACK_RESOURCE);
	public static final ImageDescriptor DESC_OBJS_EMPTY_PACKAGE = createManagedFromKey(
			T_OBJ, IMG_OBJS_EMPTY_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_PACKFRAG_ROOT = createManagedFromKey(
			T_OBJ, IMG_OBJS_PACKFRAG_ROOT);
	public static final ImageDescriptor DESC_OBJS_PROJECT_SETTINGS = createManagedFromKey(
			T_OBJ, IMG_OBJS_PROJECT_SETTINGS);

	public static final ImageDescriptor DESC_DLCL_ADD_LINKED_SOURCE_TO_BUILDPATH = createUnManaged(
			T_DLCL, "add_linked_source_to_buildpath.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_ADD_LINKED_SOURCE_TO_BUILDPATH = createUnManaged(
			T_ELCL, "add_linked_source_to_buildpath.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_CONFIGURE_BUILDPATH = createUnManaged(
			T_DLCL, "configure_build_path.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_CONFIGURE_BUILDPATH = createUnManaged(
			T_ELCL, "configure_build_path.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_CONFIGURE_BUILDPATH_FILTERS = createUnManaged(
			T_DLCL, "configure_buildpath_filters.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_CONFIGURE_BUILDPATH_FILTERS = createUnManaged(
			T_ELCL, "configure_buildpath_filters.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_CONFIGURE_OUTPUT_FOLDER = createUnManaged(
			T_DLCL, "configure_output_folder.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_CONFIGURE_OUTPUT_FOLDER = createUnManaged(
			T_ELCL, "configure_output_folder.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_EXCLUDE_FROM_BUILDPATH = createUnManaged(
			T_DLCL, "exclude_from_buildpath.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_EXCLUDE_FROM_BUILDPATH = createUnManaged(
			T_ELCL, "exclude_from_buildpath.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_INCLUDE_ON_BUILDPATH = createUnManaged(
			T_DLCL, "include_on_buildpath.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_INCLUDE_ON_BUILDPATH = createUnManaged(
			T_ELCL, "include_on_buildpath.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_ADD_AS_SOURCE_FOLDER = createUnManaged(
			T_DLCL, "add_as_source_folder.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_ADD_AS_SOURCE_FOLDER = createUnManaged(
			T_ELCL, "add_as_source_folder.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_REMOVE_AS_SOURCE_FOLDER = createUnManaged(
			T_DLCL, "remove_as_source_folder.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_REMOVE_AS_SOURCE_FOLDER = createUnManaged(
			T_ELCL, "remove_as_source_folder.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_DLCL_COPY_QUALIFIED_NAME = createUnManaged(
			T_DLCL, "cpyqual_menu.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_COPY_QUALIFIED_NAME = createUnManaged(
			T_ELCL, "cpyqual_menu.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_FIXABLE_PROBLEM = createManagedFromKey(
			T_OBJ, IMG_OBJS_FIXABLE_PROBLEM);
	public static final ImageDescriptor DESC_OBJS_FIXABLE_ERROR = createManagedFromKey(
			T_OBJ, IMG_OBJS_FIXABLE_ERROR);

	public static final ImageDescriptor DESC_ELCL_ADD_TO_BP = createUnManaged(
			T_ELCL, "add_to_buildpath.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_REMOVE_FROM_BP = createUnManaged(
			T_ELCL, "remove_from_buildpath.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_INCLUSION = createUnManaged(
			T_ELCL, "inclusion_filter_attrib.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_ELCL_EXCLUSION = createUnManaged(
			T_ELCL, "exclusion_filter_attrib.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_LIBRARY = createManagedFromKey(
			T_OBJ, IMG_OBJS_LIBRARY);
	public static final ImageDescriptor DESC_OBJS_LIBRARY_SRC = createManagedFromKey(
			T_OBJ, IMG_OBJS_LIBRARY_SRC);
	/**
	 * @since 2.0
	 */
	public static final ImageDescriptor DESC_OBJS_JAVADOCTAG = createManagedFromKey(
			T_OBJ, IMG_OBJS_JAVADOCTAG);

	public static final ImageDescriptor DESC_TOOL_OPENMETHOD = createUnManaged(
			T_ETOOL, "opentype.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_OPENTYPE = createUnManaged(
			T_ETOOL, "opentype.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWPROJECT = createUnManaged(
			T_ETOOL, "newjprj_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWPACKAGE = createUnManaged(
			T_ETOOL, "newpack_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWCLASS = createUnManaged(
			T_ETOOL, "newclass_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWINTERFACE = createUnManaged(
			T_ETOOL, "newint_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWSNIPPET = createUnManaged(
			T_ETOOL, "newsbook_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWPACKROOT = createUnManaged(
			T_ETOOL, "newpackfolder_wiz.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_NEWPACKROOT = createUnManaged(
			T_DLCL, "newpackfolder_wiz.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_GHOST = createManagedFromKey(
			T_OBJ, IMG_OBJS_GHOST);
	public static final ImageDescriptor DESC_OBJS_CLASSALT = createManagedFromKey(
			T_OBJ, IMG_OBJS_CLASSALT);
	public static final ImageDescriptor DESC_OBJS_INTERFACEALT = createManagedFromKey(
			T_OBJ, IMG_OBJS_INTERFACEALT);

	public static final ImageDescriptor DESC_OBJS_UNKNOWN = createManagedFromKey(
			T_OBJ, IMG_OBJS_UNKNOWN);

	public static final ImageDescriptor DESC_OBJS_TYPE_SEPARATOR = createUnManaged(
			T_OBJ, "type_separator.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OVR_WARNING = createUnManagedCached(
			T_OVR, "warning_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_ERROR = createUnManagedCached(
			T_OVR, "error_co.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OVR_FIELD_NAMESPACE = createUnManagedCached(
			T_OVR, "native_co.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_FIELD_UPVAR = createUnManagedCached(
			T_OVR, "over_co1.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_FIELD_GLOBAL = createUnManagedCached(
			T_OVR, "global_co.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_FIELD_INDEX = createUnManagedCached(
			T_OVR, "index_co.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_ELCL_CODE_ASSIST = createUnManaged(
			T_ELCL, "metharg_obj.png"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_CODE_ASSIST = createUnManaged(
			T_DLCL, "metharg_obj.png"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_FIELD_DEFAULT = createManagedFromKey(
			T_OBJ, IMG_FIELD_DEFAULT);
	public static final ImageDescriptor DESC_FIELD_PRIVATE = createManagedFromKey(
			T_OBJ, IMG_FIELD_PRIVATE);
	public static final ImageDescriptor DESC_FIELD_PROTECTED = createManagedFromKey(
			T_OBJ, IMG_FIELD_PROTECTED);
	public static final ImageDescriptor DESC_FIELD_PUBLIC = createManagedFromKey(
			T_OBJ, IMG_FIELD_PUBLIC);

	public static final ImageDescriptor DESC_OBJS_FIELD = DESC_FIELD_DEFAULT;

	public static final ImageDescriptor DESC_OBJS_LOCAL_VARIABLE = createManagedFromKey(
			T_OBJ, IMG_OBJS_LOCAL_VARIABLE);
	public static final ImageDescriptor DESC_OBJS_KEYWORD = createManagedFromKey(
			T_OBJ, IMG_OBJS_KEYWORD);

	public static final ImageDescriptor DESC_METHOD_PUBLIC = createManagedFromKey(
			T_OBJ, IMG_METHOD_PUBLIC);
	public static final ImageDescriptor DESC_METHOD_PROTECTED = createManagedFromKey(
			T_OBJ, IMG_METHOD_PROTECTED);
	public static final ImageDescriptor DESC_METHOD_PRIVATE = createManagedFromKey(
			T_OBJ, IMG_METHOD_PRIVATE);
	public static final ImageDescriptor DESC_METHOD_DEFAULT = createManagedFromKey(
			T_OBJ, IMG_METHOD_DEFAULT);

	/**
	 * @since 3.0
	 */
	public static final ImageDescriptor DESC_OVR_DEPRECATED = createUnManagedCached(
			T_OVR, "deprecated.png"); //$NON-NLS-1$

	static {
		createManagedFromKey(T_OBJ, IMG_CORRECTION_CHANGE);
		createManagedFromKey(T_OBJ, IMG_CORRECTION_ADD);
		createManagedFromKey(T_OBJ, IMG_CORRECTION_CAST);
		createManagedFromKey(T_OBJ, IMG_CORRECTION_DELETE_IMPORT);
		createManagedFromKey(T_OBJ, IMG_CORRECTION_MOVE);
		createManagedFromKey(T_OBJ, IMG_CORRECTION_RENAME);
	}

	private static final class CachedImageDescriptor extends ImageDescriptor {
		private ImageDescriptor fDescriptor;
		private ImageData fData;

		public CachedImageDescriptor(ImageDescriptor descriptor) {
			fDescriptor = descriptor;
		}

		@Override
		public ImageData getImageData() {
			if (fData == null) {
				fData = fDescriptor.getImageData();
			}
			return fData;
		}
	}

	private static ImageDescriptor createUnManagedCached(String prefix,
			String name) {
		return new CachedImageDescriptor(create(prefix, name, true));
	}

	/**
	 * Returns the image managed under the given key in this registry.
	 *
	 * @param key
	 *            the image's key
	 * @return the image managed under the given key
	 */
	public static Image get(String key) {
		return getImageRegistry().get(key);
	}

	/**
	 * Returns the image descriptor for the given key in this registry. Might be
	 * called in a non-UI thread.
	 *
	 * @param key
	 *            the image's key
	 * @return the image descriptor for the given key
	 */
	public static ImageDescriptor getDescriptor(String key) {
		if (fgImageRegistry == null) {
			return fgAvoidSWTErrorMap.get(key);
		}
		return getImageRegistry().getDescriptor(key);
	}

	/**
	 * Sets the three image descriptors for enabled, disabled, and hovered to an
	 * action. The actions are retrieved from the *tool16 folders.
	 *
	 * @param action
	 *            the action
	 * @param iconName
	 *            the icon name
	 */
	public static void setToolImageDescriptors(IAction action,
			String iconName) {
		setImageDescriptors(action, "tool16", iconName); //$NON-NLS-1$
	}

	/**
	 * Sets the three image descriptors for enabled, disabled, and hovered to an
	 * action. The actions are retrieved from the *lcl16 folders.
	 *
	 * @param action
	 *            the action
	 * @param iconName
	 *            the icon name
	 */
	public static void setLocalImageDescriptors(IAction action,
			String iconName) {
		setImageDescriptors(action, "lcl16", iconName); //$NON-NLS-1$
	}

	/*
	 * Helper method to access the image registry from the DLTKPlugin class.
	 */
	/* package */static ImageRegistry getImageRegistry() {
		if (fgImageRegistry == null) {
			fgImageRegistry = new ImageRegistry();
			for (Map.Entry<String, ImageDescriptor> entry : fgAvoidSWTErrorMap
					.entrySet()) {
				fgImageRegistry.put(entry.getKey(), entry.getValue());
			}
			fgAvoidSWTErrorMap = null;
		}
		return fgImageRegistry;
	}

	// ---- Helper methods to access icons on the file system
	// --------------------------------------
	private static void setImageDescriptors(IAction action, String type,
			String relPath) {
		ImageDescriptor id = create("d" + type, relPath, false); //$NON-NLS-1$
		if (id != null)
			action.setDisabledImageDescriptor(id);
		/*
		 * id= create("c" + type, relPath, false); //$NON-NLS-1$ if (id != null)
		 * action.setHoverImageDescriptor(id);
		 */
		ImageDescriptor descriptor = create("e" + type, relPath); //$NON-NLS-1$
		action.setHoverImageDescriptor(descriptor);
		action.setImageDescriptor(descriptor);
	}

	private static ImageDescriptor createManagedFromKey(String prefix,
			String key) {
		return createManaged(prefix, key.substring(NAME_PREFIX_LENGTH), key);
	}

	private static ImageDescriptor createManaged(String prefix, String name,
			String key) {
		try {
			ImageDescriptor result = create(prefix, name, true);
			if (fgAvoidSWTErrorMap == null) {
				fgAvoidSWTErrorMap = new HashMap<>();
			}
			fgAvoidSWTErrorMap.put(key, result);
			if (fgImageRegistry != null) {
				// Plugin.logErrorMessage("Image registry already defined");
				// //$NON-NLS-1$
				System.err.println("Image registry already defined"); //$NON-NLS-1$
			}
			return result;
		} catch (Throwable ex) {
			ex.printStackTrace();
		}
		return null;
	}

	/*
	 * Creates an image descriptor for the given prefix and name in the DLTK UI
	 * bundle. The path can contain variables like $NL$. If no image could be
	 * found, <code>useMissingImageDescriptor</code> decides if either the
	 * 'missing image descriptor' is returned or <code>null</code>. or
	 * <code>null</code>.
	 */
	private static ImageDescriptor create(String prefix, String name,
			boolean useMissingImageDescriptor) {
		IPath path = ICONS_PATH.append(prefix).append(name);
		return createImageDescriptor(DLTKUIPlugin.getDefault().getBundle(),
				path, useMissingImageDescriptor);
	}

	/*
	 * Creates an image descriptor for the given prefix and name in the DLTK UI
	 * bundle. The path can contain variables like $NL$. If no image could be
	 * found, the 'missing image descriptor' is returned.
	 */
	private static ImageDescriptor create(String prefix, String name) {
		return create(prefix, name, true);
	}

	/*
	 * Creates an image descriptor for the given path in a bundle. The path can
	 * contain variables like $NL$. If no image could be found,
	 * <code>useMissingImageDescriptor</code> decides if either the 'missing
	 * image descriptor' is returned or <code>null</code>. Added for 3.1.1.
	 */
	public static ImageDescriptor createImageDescriptor(Bundle bundle,
			IPath path, boolean useMissingImageDescriptor) {
		URL url = FileLocator.find(bundle, path, null);
		if (url != null) {
			return ImageDescriptor.createFromURL(url);
		}
		if (useMissingImageDescriptor) {
			return ImageDescriptor.getMissingImageDescriptor();
		}
		return null;
	}

	/*
	 * Creates an image descriptor for the given prefix and name in the DLTK UI
	 * bundle. The path can contain variables like $NL$. If no image could be
	 * found, the 'missing image descriptor' is returned.
	 */
	private static ImageDescriptor createUnManaged(String prefix, String name) {
		return create(prefix, name, true);
	}

	/**
	 * Retrieved the the specified image from the specified plugin. Image is
	 * cached in the plugin {@link ImageRegistry} the specified
	 * <code>imagePath</code> is used as the registry key.
	 *
	 * @param plugin
	 * @param imagePath
	 * @return
	 */
	public static Image getImage(AbstractUIPlugin plugin, String imagePath) {
		Image image = plugin.getImageRegistry().get(imagePath);
		if (image == null) {
			final ImageDescriptor descriptor = AbstractUIPlugin
					.imageDescriptorFromPlugin(
							plugin.getBundle().getSymbolicName(), imagePath);
			if (descriptor != null) {
				image = descriptor.createImage();
				plugin.getImageRegistry().put(imagePath, image);
			}
		}
		return image;
	}
}