2 * Copyright 2004-2005 Alexey Efimov
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org
.intellij
.images
.actions
;
18 import com
.intellij
.openapi
.actionSystem
.AnActionEvent
;
19 import com
.intellij
.openapi
.actionSystem
.ToggleAction
;
20 import org
.intellij
.images
.ui
.ImageComponentDecorator
;
23 * Show/hide background action.
25 * @author <a href="mailto:aefimov.box@gmail.com">Alexey Efimov</a>
26 * @see org.intellij.images.ui.ImageComponentDecorator#setTransparencyChessboardVisible
28 public final class ToggleTransparencyChessboardAction
extends ToggleAction
{
29 public boolean isSelected(AnActionEvent e
) {
30 ImageComponentDecorator decorator
= (ImageComponentDecorator
) e
.getDataContext().getData(ImageComponentDecorator
.class.getName());
31 return decorator
!= null && decorator
.isEnabledForActionPlace(e
.getPlace()) && decorator
.isTransparencyChessboardVisible();
34 public void setSelected(AnActionEvent e
, boolean state
) {
35 ImageComponentDecorator decorator
= (ImageComponentDecorator
) e
.getDataContext().getData(ImageComponentDecorator
.class.getName());
36 if (decorator
!= null && decorator
.isEnabledForActionPlace(e
.getPlace())) {
37 decorator
.setTransparencyChessboardVisible(state
);
41 public void update(final AnActionEvent e
) {
43 ImageComponentDecorator decorator
= (ImageComponentDecorator
) e
.getDataContext().getData(ImageComponentDecorator
.class.getName());
44 e
.getPresentation().setEnabled(decorator
!= null && decorator
.isEnabledForActionPlace(e
.getPlace()));