Unity3dShowMetaFileProjectViewPaneOptionProvider.java

/*
 * Copyright 2013-2016 consulo.io
 *
 * 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 consulo.unity3d.ide.projectView;

import org.jetbrains.annotations.NotNull;
import com.intellij.ide.projectView.ProjectView;
import com.intellij.ide.projectView.impl.AbstractProjectViewPane;
import com.intellij.ide.projectView.impl.ProjectViewPane;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.DefaultActionGroup;
import com.intellij.openapi.actionSystem.Presentation;
import com.intellij.openapi.actionSystem.ToggleAction;
import com.intellij.openapi.util.KeyWithDefaultValue;
import consulo.annotations.RequiredDispatchThread;
import consulo.ide.projectView.impl.ProjectViewPaneOptionProvider;
import consulo.unity3d.module.Unity3dModuleExtensionUtil;

/**
 * @author VISTALL
 * @since 09.05.2015
 */
public class Unity3dShowMetaFileProjectViewPaneOptionProvider extends ProjectViewPaneOptionProvider.BoolValue
{
	public static final KeyWithDefaultValue<Boolean> KEY = new KeyWithDefaultValue<Boolean>("show-meta-files")
	{
		@Override
		public Boolean getDefaultValue()
		{
			return Boolean.FALSE;
		}
	};

	public final class ShowMetaFilesAction extends ToggleAction
	{
		private AbstractProjectViewPane myPane;

		private ShowMetaFilesAction(AbstractProjectViewPane pane)
		{
			super("Show '.meta' Files", "Show '.meta' Files", null);
			myPane = pane;
		}

		@Override
		public boolean isSelected(AnActionEvent event)
		{
			return myPane.getUserData(KEY);
		}

		@Override
		public void setSelected(AnActionEvent event, boolean flag)
		{
			Boolean value = myPane.getUserData(KEY);
			assert value != null;
			if(value != flag)
			{
				myPane.putUserData(KEY, flag);
				myPane.updateFromRoot(true);
			}
		}

		@Override
		@RequiredDispatchThread
		public void update(AnActionEvent e)
		{
			super.update(e);
			final Presentation presentation = e.getPresentation();
			final ProjectView projectView = ProjectView.getInstance(myPane.getProject());
			presentation.setVisible(projectView.getCurrentProjectViewPane() == myPane && Unity3dModuleExtensionUtil.getRootModuleExtension(myPane.getProject()) != null);
		}
	}

	@NotNull
	@Override
	public KeyWithDefaultValue<Boolean> getKey()
	{
		return KEY;
	}

	@Override
	@RequiredDispatchThread
	public void addToolbarActions(@NotNull AbstractProjectViewPane pane, @NotNull DefaultActionGroup actionGroup)
	{
		if(pane instanceof ProjectViewPane)
		{
			actionGroup.addAction(new ShowMetaFilesAction(pane)).setAsSecondary(true);
		}
	}
}