1 files changed, 134 insertions, 0 deletions
diff --git a/server/src/com/vaadin/ui/AbstractFocusable.java b/server/src/com/vaadin/ui/AbstractFocusable.java
new file mode 100644
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+++ b/server/src/com/vaadin/ui/AbstractFocusable.java
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+/*
+ * Copyright 2000-2014 Vaadin Ltd.
+ * 
+ * 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.vaadin.ui;
+
+import com.vaadin.event.FieldEvents.BlurEvent;
+import com.vaadin.event.FieldEvents.BlurListener;
+import com.vaadin.event.FieldEvents.BlurNotifier;
+import com.vaadin.event.FieldEvents.FocusAndBlurServerRpcImpl;
+import com.vaadin.event.FieldEvents.FocusEvent;
+import com.vaadin.event.FieldEvents.FocusListener;
+import com.vaadin.event.FieldEvents.FocusNotifier;
+import com.vaadin.shared.ui.TabIndexState;
+import com.vaadin.ui.Component.Focusable;
+
+/**
+ * An abstract base class for focusable components. Includes API for setting the
+ * tab index, programmatic focusing, and adding focus and blur listeners.
+ * 
+ * @since 7.6
+ * @author Vaadin Ltd
+ */
+public abstract class AbstractFocusable extends AbstractComponent implements
+        Focusable, FocusNotifier, BlurNotifier {
+
+    protected AbstractFocusable() {
+        registerRpc(new FocusAndBlurServerRpcImpl(this) {
+            @Override
+            protected void fireEvent(Event event) {
+                AbstractFocusable.this.fireEvent(event);
+            }
+        });
+    }
+
+    @Override
+    public void addBlurListener(BlurListener listener) {
+        addListener(BlurEvent.EVENT_ID, BlurEvent.class, listener,
+                BlurListener.blurMethod);
+    }
+
+    /**
+     * @deprecated As of 7.0, replaced by {@link #addBlurListener(BlurListener)}
+     */
+    @Override
+    @Deprecated
+    public void addListener(BlurListener listener) {
+        addBlurListener(listener);
+    }
+
+    @Override
+    public void removeBlurListener(BlurListener listener) {
+        removeListener(BlurEvent.EVENT_ID, BlurEvent.class, listener);
+    }
+
+    /**
+     * @deprecated As of 7.0, replaced by
+     *             {@link #removeBlurListener(BlurListener)}
+     */
+    @Override
+    @Deprecated
+    public void removeListener(BlurListener listener) {
+        removeBlurListener(listener);
+
+    }
+
+    @Override
+    public void addFocusListener(FocusListener listener) {
+        addListener(FocusEvent.EVENT_ID, FocusEvent.class, listener,
+                FocusListener.focusMethod);
+
+    }
+
+    /**
+     * @deprecated As of 7.0, replaced by
+     *             {@link #addFocusListener(FocusListener)}
+     */
+    @Override
+    @Deprecated
+    public void addListener(FocusListener listener) {
+        addFocusListener(listener);
+    }
+
+    @Override
+    public void removeFocusListener(FocusListener listener) {
+        removeListener(FocusEvent.EVENT_ID, FocusEvent.class, listener);
+    }
+
+    /**
+     * @deprecated As of 7.0, replaced by
+     *             {@link #removeFocusListener(FocusListener)}
+     */
+    @Override
+    @Deprecated
+    public void removeListener(FocusListener listener) {
+        removeFocusListener(listener);
+    }
+
+    @Override
+    public void focus() {
+        super.focus();
+    }
+
+    @Override
+    public int getTabIndex() {
+        return getState(false).tabIndex;
+    }
+
+    @Override
+    public void setTabIndex(int tabIndex) {
+        getState().tabIndex = tabIndex;
+    }
+
+    @Override
+    protected TabIndexState getState() {
+        return (TabIndexState) super.getState();
+    }
+
+    @Override
+    protected TabIndexState getState(boolean markAsDirty) {
+        return (TabIndexState) super.getState(markAsDirty);
+    }
+}