avoid NullPointerException in debug
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / ui / PHPUiImages.java
index ee12ab3..924c998 100644 (file)
@@ -2,6 +2,8 @@ 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;
 
@@ -16,7 +18,7 @@ public class PHPUiImages {
                "net.sourceforge.phpdt.internal.ui.";
        protected static final int NAME_PREFIX_LENGTH = NAME_PREFIX.length();
 
-       protected static URL fgIconBaseURL;
+       protected static URL fgIconBaseURL=null;
 
 //     static {
 //             String pathSuffix = "icons/";
@@ -38,7 +40,8 @@ public class PHPUiImages {
        static {
                fgIconBaseURL= PHPeclipsePlugin.getDefault().getBundle().getEntry("/icons/"); //$NON-NLS-1$
        }
-       protected static final ImageRegistry IMAGE_REGISTRY = new ImageRegistry();
+       private static ImageRegistry fgImageRegistry= null;
+       private static HashMap fgAvoidSWTErrorMap= null;
 
        protected static final String OBJ_PREFIX = "obj16";
        protected static final String OVR_PREFIX = "ovr16";
@@ -50,10 +53,10 @@ public class PHPUiImages {
        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";
@@ -61,8 +64,8 @@ public class PHPUiImages {
                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 String IMG_CLEAR = NAME_PREFIX + "clear.gif";
+
        public static final ImageDescriptor DESC_CLASS =
                createManaged(OBJ_PREFIX, IMG_CLASS);
        public static final ImageDescriptor DESC_DEFINE =
@@ -75,12 +78,12 @@ public class PHPUiImages {
                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 =
@@ -90,10 +93,10 @@ public class PHPUiImages {
        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.
                 */
@@ -102,11 +105,15 @@ public class PHPUiImages {
                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.
         */
@@ -120,7 +127,7 @@ public class PHPUiImages {
        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";                    //$NON-NLS-1$
@@ -130,12 +137,12 @@ public class PHPUiImages {
        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_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_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 + "jcu_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";                  //$NON-NLS-1$
@@ -156,17 +163,17 @@ public class PHPUiImages {
        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"; //$NON-NLS-1$
@@ -185,11 +192,11 @@ public class PHPUiImages {
        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"); //$NON-NLS-1$
@@ -204,7 +211,7 @@ public class PHPUiImages {
        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");  //$NON-NLS-1$
 
@@ -217,38 +224,38 @@ public class PHPUiImages {
        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_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_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);
@@ -256,22 +263,22 @@ public class PHPUiImages {
        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"); //$NON-NLS-1$
@@ -287,11 +294,11 @@ public class PHPUiImages {
        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);
@@ -299,7 +306,7 @@ public class PHPUiImages {
        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");                                        //$NON-NLS-1$
@@ -311,7 +318,7 @@ public class PHPUiImages {
        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");                   //$NON-NLS-1$
@@ -335,7 +342,7 @@ public class PHPUiImages {
        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");                   //$NON-NLS-1$
@@ -358,7 +365,7 @@ public class PHPUiImages {
 
        // 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"; //$NON-NLS-1$
@@ -376,14 +383,28 @@ public class PHPUiImages {
                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 IMAGE_REGISTRY.get(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);
        }
 
        /**
@@ -406,8 +427,19 @@ public class PHPUiImages {
                setImageDescriptors(action, "lcl16", iconName);
        }
 
-       public static ImageRegistry getImageRegistry() {
-               return IMAGE_REGISTRY;
+       /*
+        * 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 --------------------------------------
@@ -438,16 +470,32 @@ public class PHPUiImages {
                action.setImageDescriptor(create("e" + type, relPath));
        }
 
-       protected static ImageDescriptor createManaged(
-               String prefix,
-               String name) {
+       private static ImageDescriptor createManaged(String prefix, String name) {
                try {
-                       ImageDescriptor result =
-                               ImageDescriptor.createFromURL(
-                                       makeIconFileURL(
-                                               prefix,
-                                               name.substring(NAME_PREFIX_LENGTH)));
-                       IMAGE_REGISTRY.put(name, result);
+                       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();