Introduce an interface for widgets that have a setEnabled method.
Review by: jlabanca@google.com
git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8594 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/user/src/com/google/gwt/user/client/ui/FocusWidget.java b/user/src/com/google/gwt/user/client/ui/FocusWidget.java
index 12bc85d..40fbad4 100644
--- a/user/src/com/google/gwt/user/client/ui/FocusWidget.java
+++ b/user/src/com/google/gwt/user/client/ui/FocusWidget.java
@@ -56,8 +56,9 @@
*/
@SuppressWarnings("deprecation")
public abstract class FocusWidget extends Widget implements SourcesClickEvents,
- HasClickHandlers, HasDoubleClickHandlers, HasFocus, HasAllFocusHandlers,
- HasAllKeyHandlers, HasAllMouseHandlers, SourcesMouseEvents {
+ HasClickHandlers, HasDoubleClickHandlers, HasFocus, HasEnabled,
+ HasAllFocusHandlers, HasAllKeyHandlers, HasAllMouseHandlers,
+ SourcesMouseEvents {
private static final FocusImpl impl = FocusImpl.getFocusImplForWidget();
diff --git a/user/src/com/google/gwt/user/client/ui/HasEnabled.java b/user/src/com/google/gwt/user/client/ui/HasEnabled.java
new file mode 100644
index 0000000..1e388b9
--- /dev/null
+++ b/user/src/com/google/gwt/user/client/ui/HasEnabled.java
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2010 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.google.gwt.user.client.ui;
+
+/**
+ * A widget that implements this interface can be put in an "enabled"
+ * or "disabled" state.
+ */
+public interface HasEnabled {
+
+ /**
+ * Sets whether this widget is enabled.
+ *
+ * @param enabled <code>true</code> to enable the widget, <code>false</code>
+ * to disable it
+ */
+ void setEnabled(boolean enabled);
+}
