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/*
* Copyright 2000-2014 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 com.intellij.xdebugger.impl.frame;
import com.intellij.ide.dnd.DnDManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Pair;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.xdebugger.XDebuggerBundle;
import com.intellij.xdebugger.evaluation.XDebuggerEditorsProvider;
import com.intellij.xdebugger.frame.XStackFrame;
import com.intellij.xdebugger.impl.actions.XDebuggerActions;
import com.intellij.xdebugger.impl.ui.tree.XDebuggerTree;
import com.intellij.xdebugger.impl.ui.tree.XDebuggerTreePanel;
import com.intellij.xdebugger.impl.ui.tree.XDebuggerTreeRestorer;
import com.intellij.xdebugger.impl.ui.tree.XDebuggerTreeState;
import com.intellij.xdebugger.impl.ui.tree.nodes.XStackFrameNode;
import com.intellij.xdebugger.impl.ui.tree.nodes.XValueNodeImpl;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.util.HashMap;
import java.util.Set;
/**
* @author nik
*/
public abstract class XVariablesViewBase extends XDebugView {
protected final XDebuggerTreePanel myDebuggerTreePanel;
private XDebuggerTreeState myTreeState;
private Object myFrameEqualityObject;
private XDebuggerTreeRestorer myTreeRestorer;
protected XVariablesViewBase(@NotNull Project project, @NotNull XDebuggerEditorsProvider editorsProvider, @Nullable XValueMarkers<?, ?> markers) {
myDebuggerTreePanel = new XDebuggerTreePanel(project, editorsProvider, this, null, XDebuggerActions.VARIABLES_TREE_POPUP_GROUP, markers);
myDebuggerTreePanel.getTree().getEmptyText().setText(XDebuggerBundle.message("debugger.variables.not.available"));
DnDManager.getInstance().registerSource(myDebuggerTreePanel, myDebuggerTreePanel.getTree());
}
protected void buildTreeAndRestoreState(@NotNull XStackFrame stackFrame) {
XDebuggerTree tree = myDebuggerTreePanel.getTree();
tree.setSourcePosition(stackFrame.getSourcePosition());
tree.setRoot(new XStackFrameNode(tree, stackFrame), false);
tree.getProject().putUserData(XVariablesView.DEBUG_VARIABLES, new HashMap<Pair<VirtualFile, Integer>, Set<XValueNodeImpl>>());
Object newEqualityObject = stackFrame.getEqualityObject();
if (myFrameEqualityObject != null && newEqualityObject != null && myFrameEqualityObject.equals(newEqualityObject)
&& myTreeState != null) {
disposeTreeRestorer();
myTreeRestorer = myTreeState.restoreState(tree);
}
}
protected void saveCurrentTreeState(@Nullable XStackFrame stackFrame) {
disposeTreeRestorer();
myFrameEqualityObject = stackFrame != null ? stackFrame.getEqualityObject() : null;
myTreeState = XDebuggerTreeState.saveState(myDebuggerTreePanel.getTree());
}
private void disposeTreeRestorer() {
if (myTreeRestorer != null) {
myTreeRestorer.dispose();
myTreeRestorer = null;
}
}
public XDebuggerTree getTree() {
return myDebuggerTreePanel.getTree();
}
public JComponent getPanel() {
return myDebuggerTreePanel.getMainPanel();
}
@Override
public void dispose() {
disposeTreeRestorer();
DnDManager.getInstance().unregisterSource(myDebuggerTreePanel, myDebuggerTreePanel.getTree());
}
}
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