net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPEditorEnvironment.java

   1 package net.sourceforge.phpeclipse.phpeditor;
   2
   3 /**********************************************************************
   4 Copyright (c) 2000, 2002 IBM Corp. and others.
   5 All rights reserved. This program and the accompanying materials
   6 are made available under the terms of the Common Public License v1.0
   7 which accompanies this distribution, and is available at
   8 http://www.eclipse.org/legal/cpl-v10.html
   9
  10 Contributors:
  11     IBM Corporation - Initial implementation
  12     Klaus Hartlage - www.eclipseproject.de
  13 **********************************************************************/
  14
  15 import org.eclipse.jface.text.rules.RuleBasedScanner;
  16 import net.sourceforge.phpeclipse.phpeditor.php.PHPCodeScanner;
  17 //import net.sourceforge.phpeclipse.phpeditor.html.JavaDocScanner;
  18 import net.sourceforge.phpeclipse.phpeditor.util.PHPColorProvider;
  19
  20 /** The JavaEditorEnvironment maintains singletons used by the java editor
  21  * examples.
  22  */
  23 public class PHPEditorEnvironment {
  24
  25         private static PHPColorProvider fgColorProvider;
  26         private static PHPCodeScanner fgCodeScanner;
  27         //private static JavaDocScanner fgDocScanner;
  28
  29         private static int fgRefCount= 0;
  30
  31         /**
  32          * A connection has occured - initialize the receiver if it is the first activation.
  33          */
  34         public static void connect(Object client) {
  35                 if (++fgRefCount == 1) {
  36                         fgColorProvider= new PHPColorProvider();
  37                         fgCodeScanner= new PHPCodeScanner(fgColorProvider);
  38         //              fgDocScanner= new JavaDocScanner(fgColorProvider);
  39                 }
  40         }
  41
  42         /**
  43          * A disconnection has occured - clear the receiver if it is the last deactivation.
  44          */
  45          public static void disconnect(Object client) {
  46                 if (--fgRefCount == 0) {
  47                         fgCodeScanner= null;
  48 //                      fgDocScanner= null;
  49                         fgColorProvider.dispose();
  50                         fgColorProvider= null;
  51                 }
  52         }
  53
  54         /**
  55          * Returns the singleton scanner.
  56          */
  57          public static RuleBasedScanner getPHPCodeScanner() {
  58                 return fgCodeScanner;
  59         }
  60
  61         /**
  62          * Returns the singleton color provider.
  63          */
  64          public static PHPColorProvider getJavaColorProvider() {
  65                 return fgColorProvider;
  66         }
  67
  68         /**
  69          * Returns the singleton document scanner.
  70          */
  71 //       public static RuleBasedScanner getJavaDocScanner() {
  72 //              return fgDocScanner;
  73 //      }
  74 }