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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.ui;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.event.DocumentAdapter;
import com.intellij.openapi.editor.event.DocumentEvent;
import com.intellij.openapi.editor.event.DocumentListener;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.ComboBox;
import com.intellij.ui.EditorComboBoxEditor;
import com.intellij.ui.EditorComboBoxRenderer;
import com.intellij.xdebugger.XExpression;
import com.intellij.xdebugger.XSourcePosition;
import com.intellij.xdebugger.evaluation.EvaluationMode;
import com.intellij.xdebugger.evaluation.XDebuggerEditorsProvider;
import com.intellij.xdebugger.impl.XDebuggerHistoryManager;
import com.intellij.xdebugger.impl.breakpoints.XExpressionImpl;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.awt.*;
/**
* @author nik
*/
public class XDebuggerExpressionComboBox extends XDebuggerEditorBase {
private final JComponent myComponent;
private final ComboBox myComboBox;
private EditorComboBoxEditor myEditor;
private XExpression myExpression;
public XDebuggerExpressionComboBox(final @NotNull Project project, final @NotNull XDebuggerEditorsProvider debuggerEditorsProvider, final @Nullable @NonNls String historyId,
final @Nullable XSourcePosition sourcePosition) {
super(project, debuggerEditorsProvider, EvaluationMode.EXPRESSION, historyId, sourcePosition);
myComboBox = new ComboBox(100);
myComboBox.setEditable(true);
myExpression = XExpressionImpl.EMPTY_EXPRESSION;
Dimension minimumSize = new Dimension(myComboBox.getMinimumSize());
minimumSize.width = 100;
myComboBox.setMinimumSize(minimumSize);
initEditor();
fillComboBox();
myComponent = addChooseFactoryLabel(myComboBox, false);
}
public ComboBox getComboBox() {
return myComboBox;
}
@Override
public JComponent getComponent() {
return myComponent;
}
@Nullable
public Editor getEditor() {
return myEditor.getEditor();
}
public JComponent getEditorComponent() {
return myEditor.getEditorComponent();
}
public void setEnabled(boolean enable) {
if (enable == myComboBox.isEnabled()) return;
myComboBox.setEnabled(enable);
//myComboBox.setEditable(enable);
if (enable) {
//initEditor();
}
else {
myExpression = getExpression();
}
}
private void initEditor() {
myEditor = new EditorComboBoxEditor(getProject(), getEditorsProvider().getFileType()) {
@Override
public void setItem(Object anObject) {
if (anObject == null) {
anObject = XExpressionImpl.EMPTY_EXPRESSION;
}
super.setItem(createDocument(((XExpression)anObject)));
}
};
myEditor.getEditorComponent().setFontInheritedFromLAF(false);
myComboBox.setEditor(myEditor);
//myEditor.setItem(myExpression);
myComboBox.setRenderer(new EditorComboBoxRenderer(myEditor));
myComboBox.setMaximumRowCount(XDebuggerHistoryManager.MAX_RECENT_EXPRESSIONS);
}
@Override
protected Document createDocument(XExpression text) {
Document document = super.createDocument(text);
document.addDocumentListener(REPLACE_NEWLINES_LISTENER);
return document;
}
private static DocumentListener REPLACE_NEWLINES_LISTENER = new DocumentAdapter() {
@Override
public void documentChanged(DocumentEvent e) {
String text = e.getNewFragment().toString();
if (text.contains("\n")) {
e.getDocument().replaceString(e.getOffset(), e.getOffset() + e.getNewLength(), text.replace('\n', ' '));
}
}
};
@Override
protected void onHistoryChanged() {
fillComboBox();
}
private void fillComboBox() {
myComboBox.removeAllItems();
for (XExpression expression : getRecentExpressions()) {
myComboBox.addItem(expression);
}
if (myComboBox.getItemCount() > 0) {
myComboBox.setSelectedIndex(0);
}
}
@Override
protected void doSetText(XExpression text) {
if (myComboBox.getItemCount() > 0) {
myComboBox.setSelectedIndex(0);
}
//if (myComboBox.isEditable()) {
myEditor.setItem(text);
//}
myExpression = text;
}
@Override
public XExpression getExpression() {
if (myComboBox.isPopupVisible()) {
return (XExpression)myComboBox.getPopup().getList().getSelectedValue();
}
else {
return getEditorsProvider().createExpression(getProject(), (Document)myEditor.getItem(), myExpression.getLanguage(), EvaluationMode.EXPRESSION);
}
}
@Override
public JComponent getPreferredFocusedComponent() {
return (JComponent)myComboBox.getEditor().getEditorComponent();
}
@Override
public void selectAll() {
myComboBox.getEditor().selectAll();
}
}
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