/*
* Copyright 2003-2014 JetBrains s.r.o.
*
* 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 jetbrains.mps.ide.projectView;
import com.intellij.ide.projectView.impl.AbstractProjectViewPane;
import com.intellij.openapi.components.State;
import com.intellij.openapi.components.Storage;
import com.intellij.openapi.components.StoragePathMacros;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.wm.ToolWindow;
import com.intellij.openapi.wm.ex.ToolWindowManagerEx;
import com.intellij.ui.content.ContentManagerAdapter;
import com.intellij.ui.content.ContentManagerEvent;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;
@State(
name = "ProjectView",
storages = @Storage(file = StoragePathMacros.WORKSPACE_FILE)
)
public class ProjectViewImpl extends com.intellij.ide.projectView.impl.ProjectViewImpl {
public ProjectViewImpl(@NotNull Project project,
FileEditorManager fileEditorManager, ToolWindowManagerEx toolWindowManager) {
super(project, fileEditorManager, toolWindowManager);
}
@Override
public synchronized void setupImpl(@NotNull ToolWindow toolWindow, boolean loadPaneExtensions) {
super.setupImpl(toolWindow, loadPaneExtensions);
// override the superclass's logic for loading expanded tree paths
toolWindow.getContentManager().addContentManagerListener(new ContentManagerAdapter() {
@Override
public void selectionChanged(ContentManagerEvent event) {
if (event.getOperation() == ContentManagerEvent.ContentOperation.add) {
viewSelectionChangedOverride();
}
}
});
viewSelectionChangedOverride();
}
@Override
public synchronized void removeProjectPane(@NotNull AbstractProjectViewPane pane) {
super.removeProjectPane(pane);
// override the superclass's logic for loading expanded tree paths
viewSelectionChangedOverride();
}
@Override
public Element getState() {
// simply forward to the superclass's implementation
// we mimic the IDEA's mechanism to store/load tree state
return super.getState();
}
@Override
public void loadState(Element parentNode) {
// simply forward to the superclass's implementation
// we mimic the IDEA's mechanism to store/load tree state
super.loadState(parentNode);
}
private void viewSelectionChangedOverride() {
// the current view ID is set in the super.showPane(), which must be called before
final AbstractProjectViewPane newPane = getProjectViewPaneById(getCurrentViewId());
if (newPane == null || !(newPane instanceof ProjectViewPaneOverride)) {
return;
}
((ProjectViewPaneOverride) newPane).restoreExpandedPathsOverride();
}
}