package net.sourceforge.phpdt.internal.ui;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
import java.util.Iterator;

import net.sourceforge.phpeclipse.PHPeclipsePlugin;

import org.eclipse.jface.action.IAction;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.swt.graphics.Image;

public class PHPUiImages {

	protected static final String NAME_PREFIX =
		"net.sourceforge.phpdt.internal.ui.";
	protected static final int NAME_PREFIX_LENGTH = NAME_PREFIX.length();

	protected static URL fgIconBaseURL=null;

//	static {
//		String pathSuffix = "icons/";
//		try {
//			fgIconBaseURL =
//				new URL(
//					PHPeclipsePlugin
//						.getDefault()
//						.getDescriptor()
//						.getInstallURL(),
//					pathSuffix);
//		} catch (MalformedURLException e) {
//			PHPeclipsePlugin.log(e);
//		}
//	}

//	 Determine display depth. If depth > 4 then we use high color images. Otherwise low color
	// images are used
	static {
		fgIconBaseURL= PHPeclipsePlugin.getDefault().getBundle().getEntry("/icons/"); //$NON-NLS-1$
	}
	private static ImageRegistry fgImageRegistry= null;
	private static HashMap fgAvoidSWTErrorMap= null;

	protected static final String OBJ_PREFIX = "obj16";
	protected static final String OVR_PREFIX = "ovr16";
	protected static final String CTOOL_PREFIX = "ctool16";

	public static final String IMG_CLASS = NAME_PREFIX + "class_default_obj.gif";
	public static final String IMG_DEFINE = NAME_PREFIX + "define_obj.gif";
	public static final String IMG_BUILTIN = NAME_PREFIX + "builtin_obj.gif";
	public static final String IMG_FUN = NAME_PREFIX + "fun_obj.gif";
	public static final String IMG_INC = NAME_PREFIX + "impc_obj.gif";
	public static final String IMG_VAR = NAME_PREFIX + "var_obj.gif";

	public static final String IMG_TABLE = NAME_PREFIX + "table_obj.gif";
	public static final String IMG_COLUMN = NAME_PREFIX + "column_obj.gif";

	public static final String IMG_OBJS_WARNING =
		NAME_PREFIX + "warning_obj.gif";
	public static final String IMG_OBJS_INFO = NAME_PREFIX + "info_obj.gif";
	public static final String IMG_CTOOLS_PHP_PAGE =
		NAME_PREFIX + "php_page.gif";
	public static final String IMG_CTOOLS_PHP = NAME_PREFIX + "php.gif";

	public static final String IMG_CLEAR = NAME_PREFIX + "clear.gif";

	public static final ImageDescriptor DESC_CLASS =
		createManaged(OBJ_PREFIX, IMG_CLASS);
	public static final ImageDescriptor DESC_DEFINE =
		createManaged(OBJ_PREFIX, IMG_DEFINE);
	public static final ImageDescriptor DESC_BUILTIN =
		createManaged(OBJ_PREFIX, IMG_BUILTIN);
	public static final ImageDescriptor DESC_FUN =
		createManaged(OBJ_PREFIX, IMG_FUN);
	public static final ImageDescriptor DESC_INC =
		createManaged(OBJ_PREFIX, IMG_INC);
	public static final ImageDescriptor DESC_VAR =
		createManaged(OBJ_PREFIX, IMG_VAR);

	public static final ImageDescriptor DESC_TABLE =
		createManaged(OBJ_PREFIX, IMG_TABLE);
	public static final ImageDescriptor DESC_COLUMN =
		createManaged(OBJ_PREFIX, IMG_COLUMN);

	public static final ImageDescriptor DESC_OBJS_WARNING =
		createManaged(OBJ_PREFIX, IMG_OBJS_WARNING);
	public static final ImageDescriptor DESC_OBJS_INFO =
		createManaged(OBJ_PREFIX, IMG_OBJS_INFO);
	public static final ImageDescriptor DESC_CTOOL_PHP_PAGE =
		createManaged(CTOOL_PREFIX, IMG_CTOOLS_PHP_PAGE);
	public static final ImageDescriptor DESC_CTOOL_PHP =
		createManaged(CTOOL_PREFIX, IMG_CTOOLS_PHP);


	public static final ImageDescriptor DESC_CLEAR =
			createManaged(OBJ_PREFIX, IMG_CLEAR);

	/*
		 * Set of predefined Image Descriptors.
		 */
		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_CLCL= "clcl16"; 	//$NON-NLS-1$
		private static final String T_DLCL= "dlcl16"; 	//$NON-NLS-1$
		private static final String T_ELCL= "elcl16"; 	//$NON-NLS-1$
		private static final String T_CTOOL= "ctool16"; 	//$NON-NLS-1$
		private static final String T_CVIEW= "cview16"; //$NON-NLS-1$

	public static final ImageDescriptor DESC_WIZBAN_NEWCLASS= create(T_WIZBAN, "newclass_wiz.gif"); 			//$NON-NLS-1$

	public static final ImageDescriptor DESC_ELCL_FILTER= create(T_ELCL, "filter_ps.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_FILTER= create(T_DLCL, "filter_ps.gif"); //$NON-NLS-1$

	/*
	 * Available cached Images in the Java plugin image registry.
	 */
	public static final String IMG_MISC_PUBLIC= NAME_PREFIX + "methpub_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_MISC_PROTECTED= NAME_PREFIX + "methpro_obj.gif"; 		//$NON-NLS-1$
	public static final String IMG_MISC_PRIVATE= NAME_PREFIX + "methpri_obj.gif"; 		//$NON-NLS-1$
	public static final String IMG_MISC_DEFAULT= NAME_PREFIX + "methdef_obj.gif"; 		//$NON-NLS-1$

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


	public static final String IMG_OBJS_GHOST= NAME_PREFIX + "ghost.gif"; 				//$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_TSK= NAME_PREFIX + "search_tsk.gif"; 		//$NON-NLS-1$
	public static final String IMG_OBJS_PACKDECL= NAME_PREFIX + "packd_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_IMPDECL= NAME_PREFIX + "imp_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_IMPCONT= NAME_PREFIX + "impc_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_JSEARCH= NAME_PREFIX + "jsearch_obj.gif"; 		//$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_DECL= NAME_PREFIX + "search_decl_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_REF= NAME_PREFIX + "search_ref_obj.gif"; 	//$NON-NLS-1$
	public static final String IMG_OBJS_CLASS= NAME_PREFIX + "class_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_CLASSALT= NAME_PREFIX + "classfo_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_CLASS_DEFAULT= NAME_PREFIX + "class_default_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_INTERFACE= NAME_PREFIX + "int_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_INTERFACEALT= NAME_PREFIX + "intf_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_INTERFACE_DEFAULT= NAME_PREFIX + "int_default_obj.gif"; 		//$NON-NLS-1$
	public static final String IMG_OBJS_CUNIT= NAME_PREFIX + "phpedit.png"; 				//$NON-NLS-1$
	public static final String IMG_OBJS_CUNIT_RESOURCE= NAME_PREFIX + "jcu_resource_obj.gif"; 				//$NON-NLS-1$
	public static final String IMG_OBJS_CFILE= NAME_PREFIX + "classf_obj.gif";  			//$NON-NLS-1$
	public static final String IMG_OBJS_CFILECLASS= NAME_PREFIX + "class_obj.gif";  		//$NON-NLS-1$
	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.gif";//$NON-NLS-1$
	public static final String IMG_OJS_EMPTY_LOGICAL_PACKAGE= NAME_PREFIX + "empty_logical_package_obj.gif";//$NON-NLS-1$
	public static final String IMG_OBJS_PACKAGE= NAME_PREFIX + "package_obj.gif"; 		//$NON-NLS-1$
	public static final String IMG_OBJS_EMPTY_PACK_RESOURCE= NAME_PREFIX + "empty_pack_fldr_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_EMPTY_PACKAGE= NAME_PREFIX + "empty_pack_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_PACKFRAG_ROOT= NAME_PREFIX + "packagefolder_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_MISSING_PACKFRAG_ROOT= NAME_PREFIX + "packagefolder_nonexist_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_MISSING_JAR= NAME_PREFIX + "jar_nonexist_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_JAR= NAME_PREFIX + "jar_obj.gif"; 				//$NON-NLS-1$
	public static final String IMG_OBJS_EXTJAR= NAME_PREFIX + "jar_l_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_JAR_WSRC= NAME_PREFIX + "jar_src_obj.gif"; 		//$NON-NLS-1$
	public static final String IMG_OBJS_EXTJAR_WSRC= NAME_PREFIX + "jar_lsrc_obj.gif";	//$NON-NLS-1$
	public static final String IMG_OBJS_ENV_VAR= NAME_PREFIX + "envvar_obj.gif"; 			//$NON-NLS-1$
	public static final String IMG_OBJS_MISSING_ENV_VAR= NAME_PREFIX + "envvar_nonexist_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_JAVA_MODEL= NAME_PREFIX + "java_model_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_UNKNOWN= NAME_PREFIX + "unknown_obj.gif"; //$NON-NLS-1$

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

	public static final String IMG_OBJS_JAVADOCTAG= NAME_PREFIX + "jdoc_tag_obj.gif"; 	//$NON-NLS-1$
	public static final String IMG_OBJS_HTMLTAG= NAME_PREFIX + "html_tag_obj.gif"; 		//$NON-NLS-1$

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

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

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

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

	public static final String IMG_OBJS_REFACTORING_FATAL= NAME_PREFIX + "fatalerror_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_ERROR= NAME_PREFIX + "error_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_WARNING= NAME_PREFIX + "warning_obj.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_REFACTORING_INFO= NAME_PREFIX + "info_obj.gif"; 	//$NON-NLS-1$

	public static final String IMG_OBJS_NLS_TRANSLATE= NAME_PREFIX + "translate.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_NLS_NEVER_TRANSLATE= NAME_PREFIX + "never_translate.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_NLS_SKIP= NAME_PREFIX + "skip.gif"; //$NON-NLS-1$

	public static final String IMG_OBJS_SEARCH_READACCESS= NAME_PREFIX + "occ_read.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_WRITEACCESS= NAME_PREFIX + "occ_write.gif"; //$NON-NLS-1$
	public static final String IMG_OBJS_SEARCH_OCCURRENCE= NAME_PREFIX + "occ_match.gif"; //$NON-NLS-1$

	public static final ImageDescriptor DESC_VIEW_ERRORWARNING_TAB= create(T_CVIEW, "errorwarning_tab.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_VIEW_CLASSFILEGENERATION_TAB= create(T_CVIEW, "classfilegeneration_tab.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_VIEW_JDKCOMPLIANCE_TAB= create(T_CVIEW, "jdkcompliance_tab.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_CLCL_FILTER= create(T_CLCL, "filter_ps.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_CLCL_CODE_ASSIST= create(T_CLCL, "metharg_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_DLCL_CODE_ASSIST= create(T_DLCL, "metharg_obj.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_MISC_PUBLIC= createManaged(T_OBJ, IMG_MISC_PUBLIC);
	public static final ImageDescriptor DESC_MISC_PROTECTED= createManaged(T_OBJ, IMG_MISC_PROTECTED);
	public static final ImageDescriptor DESC_MISC_PRIVATE= createManaged(T_OBJ, IMG_MISC_PRIVATE);
	public static final ImageDescriptor DESC_MISC_DEFAULT= createManaged(T_OBJ, IMG_MISC_DEFAULT);

	public static final ImageDescriptor DESC_FIELD_PUBLIC= createManaged(T_OBJ, IMG_FIELD_PUBLIC); //$NON-NLS-1$
	public static final ImageDescriptor DESC_FIELD_PROTECTED= createManaged(T_OBJ, IMG_FIELD_PROTECTED); //$NON-NLS-1$
	public static final ImageDescriptor DESC_FIELD_PRIVATE= createManaged(T_OBJ, IMG_FIELD_PRIVATE); //$NON-NLS-1$
	public static final ImageDescriptor DESC_FIELD_DEFAULT= createManaged(T_OBJ, IMG_FIELD_DEFAULT); //$NON-NLS-1$

	public static final ImageDescriptor DESC_MENU_SHIFT_RIGHT= create(T_CTOOL, "shift_r_edit.gif"); 	//$NON-NLS-1$
	public static final ImageDescriptor DESC_MENU_SHIFT_LEFT= create(T_CTOOL, "shift_l_edit.gif"); 	//$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_GHOST= createManaged(T_OBJ, IMG_OBJS_GHOST);
	public static final ImageDescriptor DESC_OBJS_PACKDECL= createManaged(T_OBJ, IMG_OBJS_PACKDECL);
	public static final ImageDescriptor DESC_OBJS_IMPDECL= createManaged(T_OBJ, IMG_OBJS_IMPDECL);
	public static final ImageDescriptor DESC_OBJS_IMPCONT= createManaged(T_OBJ, IMG_OBJS_IMPCONT);
	public static final ImageDescriptor DESC_OBJS_JSEARCH= createManaged(T_OBJ, IMG_OBJS_JSEARCH);
	public static final ImageDescriptor DESC_OBJS_SEARCH_DECL= createManaged(T_OBJ, IMG_OBJS_SEARCH_DECL);
	public static final ImageDescriptor DESC_OBJS_SEARCH_REF= createManaged(T_OBJ, IMG_OBJS_SEARCH_REF);
	public static final ImageDescriptor DESC_OBJS_CUNIT= createManaged(T_OBJ, IMG_OBJS_CUNIT);
	public static final ImageDescriptor DESC_OBJS_CUNIT_RESOURCE= createManaged(T_OBJ, IMG_OBJS_CUNIT_RESOURCE);
	public static final ImageDescriptor DESC_OBJS_CFILE= createManaged(T_OBJ, IMG_OBJS_CFILE);
	public static final ImageDescriptor DESC_OBJS_CFILECLASS= createManaged(T_OBJ, IMG_OBJS_CFILECLASS);
	public static final ImageDescriptor DESC_OBJS_CFILEINT= createManaged(T_OBJ, IMG_OBJS_CFILEINT);
	public static final ImageDescriptor DESC_OBJS_PACKAGE= createManaged(T_OBJ, IMG_OBJS_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_EMPTY_LOGICAL_PACKAGE= createManaged(T_OBJ, IMG_OJS_EMPTY_LOGICAL_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_LOGICAL_PACKAGE= createManaged(T_OBJ, IMG_OBJS_LOGICAL_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_EMPTY_PACKAGE_RESOURCES= createManaged(T_OBJ, IMG_OBJS_EMPTY_PACK_RESOURCE);
	public static final ImageDescriptor DESC_OBJS_EMPTY_PACKAGE= createManaged(T_OBJ, IMG_OBJS_EMPTY_PACKAGE);
	public static final ImageDescriptor DESC_OBJS_PACKFRAG_ROOT= createManaged(T_OBJ, IMG_OBJS_PACKFRAG_ROOT);
	public static final ImageDescriptor DESC_OBJS_MISSING_PACKFRAG_ROOT= createManaged(T_OBJ, IMG_OBJS_MISSING_PACKFRAG_ROOT);
	public static final ImageDescriptor DESC_OBJS_JAVA_MODEL= createManaged(T_OBJ, IMG_OBJS_JAVA_MODEL);

	public static final ImageDescriptor DESC_OBJS_CLASS= createManaged(T_OBJ, IMG_OBJS_CLASS);
	public static final ImageDescriptor DESC_OBJS_CLASS_DEFAULT= createManaged(T_OBJ, IMG_OBJS_CLASS_DEFAULT);

	public static final ImageDescriptor DESC_OBJS_INNER_CLASS_PUBLIC= create(T_OBJ, "innerclass_public_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INNER_CLASS_DEFAULT= create(T_OBJ, "innerclass_default_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INNER_CLASS_PROTECTED= create(T_OBJ, "innerclass_protected_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INNER_CLASS_PRIVATE= create(T_OBJ, "innerclass_private_obj.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_CLASSALT= createManaged(T_OBJ, IMG_OBJS_CLASSALT);

	public static final ImageDescriptor DESC_OBJS_INTERFACE= createManaged(T_OBJ, IMG_OBJS_INTERFACE);
	public static final ImageDescriptor DESC_OBJS_INTERFACE_DEFAULT= createManaged(T_OBJ, IMG_OBJS_INTERFACE_DEFAULT);

	public static final ImageDescriptor DESC_OBJS_INNER_INTERFACE_PUBLIC= create(T_OBJ, "innerinterface_public_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INNER_INTERFACE_DEFAULT= create(T_OBJ, "innerinterface_default_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INNER_INTERFACE_PROTECTED= create(T_OBJ, "innerinterface_protected_obj.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_INNER_INTERFACE_PRIVATE= create(T_OBJ, "innerinterface_private_obj.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_INTERFACEALT= createManaged(T_OBJ, IMG_OBJS_INTERFACEALT);

	public static final ImageDescriptor DESC_OBJS_JAR= createManaged(T_OBJ, IMG_OBJS_JAR);
	public static final ImageDescriptor DESC_OBJS_MISSING_JAR= createManaged(T_OBJ, IMG_OBJS_MISSING_JAR);
	public static final ImageDescriptor DESC_OBJS_EXTJAR= createManaged(T_OBJ, IMG_OBJS_EXTJAR);
	public static final ImageDescriptor DESC_OBJS_JAR_WSRC= createManaged(T_OBJ, IMG_OBJS_JAR_WSRC);
	public static final ImageDescriptor DESC_OBJS_EXTJAR_WSRC= createManaged(T_OBJ, IMG_OBJS_EXTJAR_WSRC);
	public static final ImageDescriptor DESC_OBJS_ENV_VAR= createManaged(T_OBJ, IMG_OBJS_ENV_VAR);
	public static final ImageDescriptor DESC_OBJS_MISSING_ENV_VAR= createManaged(T_OBJ, IMG_OBJS_MISSING_ENV_VAR);

	public static final ImageDescriptor DESC_OBJS_LIBRARY= createManaged(T_OBJ, IMG_OBJS_LIBRARY);

	public static final ImageDescriptor DESC_OBJS_JAVADOCTAG= createManaged(T_OBJ, IMG_OBJS_JAVADOCTAG);
	public static final ImageDescriptor DESC_OBJS_HTMLTAG= createManaged(T_OBJ, IMG_OBJS_HTMLTAG);

	public static final ImageDescriptor DESC_OBJS_TEMPLATE= createManaged(T_OBJ, IMG_OBJS_TEMPLATE);

	public static final ImageDescriptor DESC_OBJS_EXCEPTION= createManaged(T_OBJ, IMG_OBJS_EXCEPTION);
	public static final ImageDescriptor DESC_OBJS_BREAKPOINT_INSTALLED= createManaged(T_OBJ, IMG_OBJS_BREAKPOINT_INSTALLED);
	public static final ImageDescriptor DESC_OBJS_ERROR= createManaged(T_OBJ, IMG_OBJS_ERROR);
	public static final ImageDescriptor DESC_OBJS_FIXABLE_PROBLEM= createManaged(T_OBJ, IMG_OBJS_FIXABLE_PROBLEM);
	public static final ImageDescriptor DESC_OBJS_FIXABLE_ERROR= createManaged(T_OBJ, IMG_OBJS_FIXABLE_ERROR);

	public static final ImageDescriptor DESC_OBJS_SNIPPET_EVALUATING= createManaged(T_OBJ, IMG_OBJS_SNIPPET_EVALUATING);

	public static final ImageDescriptor DESC_OBJS_DEFAULT_CHANGE= create(T_OBJ, "change.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_COMPOSITE_CHANGE= create(T_OBJ, "composite_change.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_CU_CHANGE= create(T_OBJ, "cu_change.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_FILE_CHANGE= create(T_OBJ, "file_change.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_TEXT_EDIT= create(T_OBJ, "text_edit.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_EXCLUSION_FILTER_ATTRIB= create(T_OBJ, "exclusion_filter_attrib.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_OUTPUT_FOLDER_ATTRIB= create(T_OBJ, "output_folder_attrib.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_SOURCE_ATTACH_ATTRIB= create(T_OBJ, "source_attach_attrib.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_OBJS_JAVADOC_LOCATION_ATTRIB= create(T_OBJ, "javadoc_location_attrib.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OBJS_REFACTORING_FATAL= createManaged(T_OBJ, IMG_OBJS_REFACTORING_FATAL);
	public static final ImageDescriptor DESC_OBJS_REFACTORING_ERROR= createManaged(T_OBJ, IMG_OBJS_REFACTORING_ERROR);
	public static final ImageDescriptor DESC_OBJS_REFACTORING_WARNING= createManaged(T_OBJ, IMG_OBJS_REFACTORING_WARNING);
	public static final ImageDescriptor DESC_OBJS_REFACTORING_INFO= createManaged(T_OBJ, IMG_OBJS_REFACTORING_INFO);

	public static final ImageDescriptor DESC_OBJS_NLS_TRANSLATE= createManaged(T_OBJ, IMG_OBJS_NLS_TRANSLATE);
	public static final ImageDescriptor DESC_OBJS_NLS_NEVER_TRANSLATE= createManaged(T_OBJ, IMG_OBJS_NLS_NEVER_TRANSLATE);
	public static final ImageDescriptor DESC_OBJS_NLS_SKIP= createManaged(T_OBJ, IMG_OBJS_NLS_SKIP);

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

	public static final ImageDescriptor DESC_OBJS_SEARCH_READACCESS= createManaged(T_OBJ, IMG_OBJS_SEARCH_READACCESS);
	public static final ImageDescriptor DESC_OBJS_SEARCH_WRITEACCESS= createManaged(T_OBJ, IMG_OBJS_SEARCH_WRITEACCESS);
	public static final ImageDescriptor DESC_OBJS_SEARCH_OCCURRENCE= createManaged(T_OBJ, IMG_OBJS_SEARCH_OCCURRENCE);

	public static final ImageDescriptor DESC_OBJS_LOCAL_VARIABLE= create(T_OBJ, "localvariable_obj.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_OVR_STATIC= create(T_OVR, "static_co.gif"); 						//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_FINAL= create(T_OVR, "final_co.gif"); 						//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_ABSTRACT= create(T_OVR, "abstract_co.gif"); 					//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_SYNCH= create(T_OVR, "synch_co.gif"); 						//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_RUN= create(T_OVR, "run_co.gif"); 							//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_WARNING= create(T_OVR, "warning_co.gif"); 					//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_ERROR= create(T_OVR, "error_co.gif"); 						//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_OVERRIDES= create(T_OVR, "over_co.gif");  					//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_IMPLEMENTS= create(T_OVR, "implm_co.gif");  				//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_CONSTRUCTOR= create(T_OVR, "constr_ovr.gif");			//$NON-NLS-1$
	public static final ImageDescriptor DESC_OVR_FOCUS= create(T_OVR, "focus_ovr.gif"); //$NON-NLS-1$

	public static final ImageDescriptor DESC_WIZBAN_NEWFIELD= create(T_WIZBAN, "newfield_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWINT= create(T_WIZBAN, "newint_wiz.gif"); 				//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWJPRJ= create(T_WIZBAN, "newjprj_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWSRCFOLDR= create(T_WIZBAN, "newsrcfldr_wiz.gif"); 	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWMETH= create(T_WIZBAN, "newmeth_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWPACK= create(T_WIZBAN, "newpack_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_NEWSCRAPPAGE= create(T_WIZBAN, "newsbook_wiz.gif");		//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAVA_LAUNCH= create(T_WIZBAN, "java_app_wiz.gif"); 		//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAVA_ATTACH= create(T_WIZBAN, "java_attach_wiz.gif"); 	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR= create(T_WIZBAN, "refactor_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_FIELD= create(T_WIZBAN, "fieldrefact_wiz.gif");	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_METHOD= create(T_WIZBAN, "methrefact_wiz.gif");	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_TYPE= create(T_WIZBAN, "typerefact_wiz.gif"); 	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_PACKAGE= create(T_WIZBAN, "packrefact_wiz.gif"); //$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_CODE= create(T_WIZBAN, "coderefact_wiz.gif"); 	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_CU= create(T_WIZBAN, "compunitrefact_wiz.gif");	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_REFACTOR_PULL_UP= create(T_WIZBAN, "pullup_wiz.gif");	//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAR_PACKAGER= create(T_WIZBAN, "jar_pack_wiz.gif"); 		//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_JAVA_WORKINGSET= create(T_WIZBAN, "java_workingset_wiz.gif");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_EXPORT_JAVADOC= create(T_WIZBAN, "export_javadoc_wiz.gif");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_EXTERNALIZE_STRINGS= create(T_WIZBAN, "extstr_wiz.gif");//$NON-NLS-1$
	public static final ImageDescriptor DESC_WIZBAN_ADD_LIBRARY= create(T_WIZBAN, "addlibrary_wiz.gif");//$NON-NLS-1$


	public static final ImageDescriptor DESC_TOOL_DISPLAYSNIPPET= create(T_CTOOL, "disp_sbook.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_RUNSNIPPET= create(T_CTOOL, "run_sbook.gif"); 				//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_INSPSNIPPET= create(T_CTOOL, "insp_sbook.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_PACKSNIPPET= create(T_CTOOL, "pack_sbook.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_TERMSNIPPET= create(T_CTOOL, "term_sbook.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_SHOW_EMPTY_PKG= create(T_CTOOL, "show_empty_pkg.gif"); 		//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_SHOW_SEGMENTS= create(T_CTOOL, "segment_edit.gif"); 		//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_GOTO_NEXT_ERROR= create(T_CTOOL, "next_error_nav.gif"); 	//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_GOTO_PREV_ERROR= create(T_CTOOL, "prev_error_nav.gif"); 	//$NON-NLS-1$

	public static final ImageDescriptor DESC_TOOL_OPENTYPE= create(T_CTOOL, "opentype.gif"); 					//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWPROJECT= create(T_CTOOL, "newjprj_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWPACKAGE= create(T_CTOOL, "newpack_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWCLASS= create(T_CTOOL, "newclass_wiz.gif"); 				//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWINTERFACE= create(T_CTOOL, "newint_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWSNIPPET= create(T_CTOOL, "newsbook_wiz.gif"); 			//$NON-NLS-1$
	public static final ImageDescriptor DESC_TOOL_NEWPACKROOT= create(T_CTOOL, "newpackfolder_wiz.gif"); 		//$NON-NLS-1$

	public static final ImageDescriptor DESC_TOOL_CLASSPATH_ORDER= create(T_OBJ, "cp_order_obj.gif"); 		//$NON-NLS-1$

	// Keys for correction proposal. We have to put the image into the registry since "code assist" doesn't
	// have a life cycle. So no change to dispose icons.

	public static final String IMG_CORRECTION_CHANGE= NAME_PREFIX + "correction_change.gif"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_MOVE= NAME_PREFIX + "correction_move.gif"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_RENAME= NAME_PREFIX + "correction_rename.gif"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_DELETE_IMPORT= NAME_PREFIX + "correction_delete_import.gif"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_LOCAL= NAME_PREFIX + "localvariable_obj.gif"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_REMOVE= NAME_PREFIX + "remove_correction.gif"; //$NON-NLS-1$
	public static final String IMG_CORRECTION_ADD= NAME_PREFIX + "add_correction.gif"; //$NON-NLS-1$

	static {
		createManaged(T_OBJ, IMG_CORRECTION_CHANGE);
		createManaged(T_OBJ, IMG_CORRECTION_MOVE);
		createManaged(T_OBJ, IMG_CORRECTION_RENAME);
		createManaged(T_OBJ, IMG_CORRECTION_DELETE_IMPORT);
		createManaged(T_OBJ, IMG_CORRECTION_LOCAL);
		createManaged(T_OBJ, IMG_CORRECTION_REMOVE);
		createManaged(T_OBJ, IMG_CORRECTION_ADD);
	}

	/**
	 * 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 (ImageDescriptor) 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.
	 */
	public static void setToolImageDescriptors(
		IAction action,
		String iconName) {
		setImageDescriptors(action, "tool16", iconName);
	}

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

	/*
	 * Helper method to access the image registry from the JavaPlugin class.
	 */
	/* package */ static ImageRegistry getImageRegistry() {
		if (fgImageRegistry == null) {
			fgImageRegistry= new ImageRegistry();
			for (Iterator iter= fgAvoidSWTErrorMap.keySet().iterator(); iter.hasNext();) {
				String key= (String) iter.next();
				fgImageRegistry.put(key, (ImageDescriptor) fgAvoidSWTErrorMap.get(key));
			}
			fgAvoidSWTErrorMap= null;
		}
		return fgImageRegistry;
	}

	//---- Helper methods to access icons on the file system --------------------------------------

	protected static void setImageDescriptors(
		IAction action,
		String type,
		String relPath) {

		try {
			ImageDescriptor id =
				ImageDescriptor.createFromURL(
					makeIconFileURL("d" + type, relPath));
			if (id != null)
				action.setDisabledImageDescriptor(id);
		} catch (MalformedURLException e) {
		}

		try {
			ImageDescriptor id =
				ImageDescriptor.createFromURL(
					makeIconFileURL("c" + type, relPath));
			if (id != null)
				action.setHoverImageDescriptor(id);
		} catch (MalformedURLException e) {
		}

		action.setImageDescriptor(create("e" + type, relPath));
	}

	private static ImageDescriptor createManaged(String prefix, String name) {
		try {
			ImageDescriptor result= ImageDescriptor.createFromURL(makeIconFileURL(prefix, name.substring(NAME_PREFIX_LENGTH)));
			if (fgAvoidSWTErrorMap == null) {
				fgAvoidSWTErrorMap= new HashMap();
			}
			fgAvoidSWTErrorMap.put(name, result);
			if (fgImageRegistry != null) {
				PHPeclipsePlugin.logErrorMessage("Image registry already defined"); //$NON-NLS-1$
			}
			return result;
		} catch (MalformedURLException e) {
			return ImageDescriptor.getMissingImageDescriptor();
		}
	}

	private static ImageDescriptor createManaged(String prefix, String name, String key) {
		try {
			ImageDescriptor result= ImageDescriptor.createFromURL(makeIconFileURL(prefix, name.substring(NAME_PREFIX_LENGTH)));
			if (fgAvoidSWTErrorMap == null) {
				fgAvoidSWTErrorMap= new HashMap();
			}
			fgAvoidSWTErrorMap.put(key, result);
			if (fgImageRegistry != null) {
				PHPeclipsePlugin.logErrorMessage("Image registry already defined"); //$NON-NLS-1$
			}
			return result;
		} catch (MalformedURLException e) {
			return ImageDescriptor.getMissingImageDescriptor();
		}
	}

	protected static ImageDescriptor create(String prefix, String name) {
		try {
			return ImageDescriptor.createFromURL(makeIconFileURL(prefix, name));
		} catch (MalformedURLException e) {
			return ImageDescriptor.getMissingImageDescriptor();
		}
	}

	protected static URL makeIconFileURL(String prefix, String name)
		throws MalformedURLException {
		if (fgIconBaseURL == null)
			throw new MalformedURLException();

		StringBuffer buffer = new StringBuffer(prefix);
		buffer.append('/');
		buffer.append(name);
		return new URL(fgIconBaseURL, buffer.toString());
	}
}