refactory: added UI removed from core plugin.

[phpeclipse.git] / net.sourceforge.phpeclipse.ui / src / net / sourceforge / phpeclipse / xml / ui / XMLPlugin.java

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/xml/ui/XMLPlugin.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/xml/ui/XMLPlugin.java
new file mode 100644 (file)
index 0000000..d886c5a
--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/xml/ui/XMLPlugin.java
@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 2002-2004 Widespace, OU and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ *     Igor Malinin - initial contribution
+ *
+ * $Id: XMLPlugin.java,v 1.2 2006-10-21 23:14:13 pombredanne Exp $
+ */
+
+package net.sourceforge.phpeclipse.xml.ui;
+
+import java.net.URL;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+
+import net.sourceforge.phpeclipse.xml.ui.text.DTDTextTools;
+import net.sourceforge.phpeclipse.xml.ui.text.XMLTextTools;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.resource.ImageRegistry;
+import org.eclipse.ui.plugin.AbstractUIPlugin;
+import org.osgi.framework.BundleContext;
+
+/**
+ * The main plugin class to be used in the desktop.
+ */
+public class XMLPlugin extends AbstractUIPlugin {
+       public static final String ICON_ELEMENT = "element_obj.gif"; //$NON-NLS-1$
+
+       // The shared instance.
+       private static XMLPlugin plugin;
+
+       // Resource bundle.
+       private ResourceBundle resources;
+
+       private XMLTextTools xmlTextTools;
+
+       private DTDTextTools dtdTextTools;
+
+       /**
+        * The constructor.
+        */
+       public XMLPlugin() {
+               plugin = this;
+
+               try {
+                       resources = ResourceBundle
+                                       .getBundle("net.sourceforge.phpeclipse.xml.ui.XMLPluginResources"); //$NON-NLS-1$
+               } catch (MissingResourceException x) {
+               }
+       }
+
+       /*
+        * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
+        */
+       public void stop(BundleContext context) throws Exception {
+               try {
+                       if (xmlTextTools != null) {
+                               xmlTextTools.dispose();
+                               xmlTextTools = null;
+                       }
+
+                       if (dtdTextTools != null) {
+                               dtdTextTools.dispose();
+                               dtdTextTools = null;
+                       }
+               } finally {
+                       super.stop(context);
+               }
+       }
+
+       /**
+        * Returns the shared instance.
+        */
+       public static XMLPlugin getDefault() {
+               return plugin;
+       }
+
+       /**
+        * Returns the string from the plugin's resource bundle, or 'key' if not
+        * found.
+        */
+       public static String getResourceString(String key) {
+               ResourceBundle bundle = XMLPlugin.getDefault().getResourceBundle();
+               try {
+                       return bundle.getString(key);
+               } catch (MissingResourceException e) {
+                       return key;
+               }
+       }
+
+       /**
+        * Returns the plugin's resource bundle.
+        */
+       public ResourceBundle getResourceBundle() {
+               return resources;
+       }
+
+       /**
+        * Returns instance of text tools for XML.
+        */
+       public XMLTextTools getXMLTextTools() {
+               if (xmlTextTools == null) {
+                       xmlTextTools = new XMLTextTools(getPreferenceStore());
+               }
+               return xmlTextTools;
+       }
+
+       /**
+        * Returns instance of text tools for DTD.
+        */
+       public DTDTextTools getDTDTextTools() {
+               if (dtdTextTools == null) {
+                       dtdTextTools = new DTDTextTools(getPreferenceStore());
+               }
+               return dtdTextTools;
+       }
+
+       /*
+        * @see AbstractUIPlugin#initializeImageRegistry(ImageRegistry)
+        */
+       protected void initializeImageRegistry(ImageRegistry reg) {
+               reg.put(ICON_ELEMENT, getImageDescriptor(ICON_ELEMENT));
+       }
+
+       /**
+        * Returns an image descriptor for the image corresponding to the specified
+        * key (which is the name of the image file).
+        * 
+        * @param key
+        *            The key of the image
+        * @return The descriptor for the requested image, or <code>null</code> if
+        *         the image could not be found
+        */
+       private ImageDescriptor getImageDescriptor(String key) {
+               try {
+                       URL url = getBundle().getEntry("/icons/" + key); //$NON-NLS-1$
+                       return ImageDescriptor.createFromURL(url);
+               } catch (IllegalStateException e) {
+                       return null;
+               }
+       }
+
+}