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/*
* Copyright 2000-2009 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.OccurenceNavigator;
import com.intellij.openapi.project.Project;
import com.intellij.ui.components.JBList;
import com.intellij.xdebugger.XDebuggerBundle;
import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
/**
* @author nik
*/
public abstract class DebuggerFramesList extends JBList implements OccurenceNavigator {
protected final Project myProject;
public DebuggerFramesList(Project project) {
super(new DefaultListModel());
myProject = project;
}
protected void doInit() {
getSelectionModel().setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
setCellRenderer(createListRenderer());
getSelectionModel().addListSelectionListener(new ListSelectionListener() {
@Override
public void valueChanged(final ListSelectionEvent e) {
if (!e.getValueIsAdjusting()) {
onFrameChanged(getSelectedValue());
}
}
});
getEmptyText().setText(XDebuggerBundle.message("debugger.frames.not.available"));
}
@Override
public DefaultListModel getModel() {
return (DefaultListModel)super.getModel();
}
public void clear() {
getModel().clear();
}
public int getElementCount() {
return getModel().getSize();
}
@Override
public String getNextOccurenceActionName() {
return XDebuggerBundle.message("action.next.frame.text");
}
@Override
public String getPreviousOccurenceActionName() {
return XDebuggerBundle.message("action.previous.frame.text");
}
@Override
public OccurenceInfo goNextOccurence() {
setSelectedIndex(getSelectedIndex() + 1);
return createInfo();
}
@Override
public OccurenceInfo goPreviousOccurence() {
setSelectedIndex(getSelectedIndex() - 1);
return createInfo();
}
private OccurenceInfo createInfo() {
return OccurenceInfo.position(getSelectedIndex(), getElementCount());
}
@Override
public boolean hasNextOccurence() {
return getSelectedIndex() < getElementCount() - 1;
}
@Override
public boolean hasPreviousOccurence() {
return getSelectedIndex() > 0;
}
protected abstract ListCellRenderer createListRenderer();
protected abstract void onFrameChanged(final Object selectedValue);
}
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