diff org.eclipse.jface/src/org/eclipse/jface/bindings/keys/KeyLookupFactory.d @ 12:bc29606a740c

Added dwt-addons in original directory structure of eclipse.org
author Frank Benoit <benoit@tionex.de>
date Sat, 14 Mar 2009 18:23:29 +0100
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.jface/src/org/eclipse/jface/bindings/keys/KeyLookupFactory.d	Sat Mar 14 18:23:29 2009 +0100
@@ -0,0 +1,96 @@
+/*******************************************************************************
+ * Copyright (c) 2005, 2006 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
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module org.eclipse.jface.bindings.keys.KeyLookupFactory;
+
+import org.eclipse.jface.bindings.keys.SWTKeyLookup;
+import org.eclipse.jface.bindings.keys.IKeyLookup;
+
+import java.lang.all;
+import java.util.Set;
+
+/**
+ * <p>
+ * A factory class for <code>ILookup</code> instances. This factory can be
+ * used to retrieve instances of look-ups defined by this package. It also
+ * allows you to define your own look-up for use in the classes.
+ * </p>
+ *
+ * @since 3.1
+ */
+public final class KeyLookupFactory {
+
+    /**
+     * The SWT key look-up defined by this package.
+     */
+    private static SWTKeyLookup SWT_KEY_LOOKUP;
+
+    /**
+     * The instance that should be used by <code>KeyStroke</code> in
+     * converting string representations to instances.
+     */
+    private static IKeyLookup defaultLookup;
+
+    private static void check_staticthis(){
+        if( SWT_KEY_LOOKUP is null ){
+            synchronized{
+                if( SWT_KEY_LOOKUP is null ){
+                    SWT_KEY_LOOKUP = new SWTKeyLookup();
+                    defaultLookup = SWT_KEY_LOOKUP;
+                }
+            }
+        }
+    }
+
+    /**
+     * Provides an instance of <code>SWTKeyLookup</code>.
+     *
+     * @return The SWT look-up table for key stroke format information; never
+     *         <code>null</code>.
+     */
+    public static final IKeyLookup getSWTKeyLookup() {
+        check_staticthis();
+        return SWT_KEY_LOOKUP;
+    }
+
+    /**
+     * An accessor for the current default look-up.
+     *
+     * @return The default look-up; never <code>null</code>.
+     */
+    public static final IKeyLookup getDefault() {
+        check_staticthis();
+        return defaultLookup;
+    }
+
+    /**
+     * Sets the default look-up.
+     *
+     * @param defaultLookup
+     *            the default look-up. Must not be <code>null</code>.
+     */
+    public static final void setDefault(IKeyLookup defaultLookup) {
+        check_staticthis();
+        if (defaultLookup is null) {
+            throw new NullPointerException("The look-up must not be null"); //$NON-NLS-1$
+        }
+
+        KeyLookupFactory.defaultLookup = defaultLookup;
+    }
+
+    /**
+     * This class should not be instantiated.
+     */
+    private this() {
+        // Not to be constructred.
+    }
+}