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package com.intellij.refactoring.introduce.inplace;
import com.intellij.ide.ui.UISettings;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.popup.JBPopupFactory;
import com.intellij.openapi.wm.ToolWindowManager;
import com.intellij.util.ui.UIUtil;
import javax.swing.*;
import java.awt.event.*;
/**
* User: anna
*/
public class KeyboardComboSwitcher {
public static void setupActions(final JComboBox comboBox, final Project project) {
final boolean toggleStrategy = !UIUtil.isUnderAquaLookAndFeel();
final boolean[] moveFocusBack = new boolean[] {true};
comboBox.addFocusListener(new FocusAdapter() {
@Override
public void focusGained(FocusEvent e) {
if (!moveFocusBack[0]) {
moveFocusBack[0] = true;
return;
}
if (toggleStrategy) {
final int size = comboBox.getModel().getSize();
int next = comboBox.getSelectedIndex() + 1;
if (size > 0 && (next < 0 || next >= size)) {
if (!UISettings.getInstance().CYCLE_SCROLLING) {
return;
}
next = (next + size) % size;
}
comboBox.setSelectedIndex(next);
ToolWindowManager.getInstance(project).activateEditorComponent();
}
else {
JBPopupFactory popupFactory = JBPopupFactory.getInstance();
boolean fromTheSameBalloon = popupFactory.getParentBalloonFor(e.getComponent()) == popupFactory.getParentBalloonFor(e.getOppositeComponent());
if (!fromTheSameBalloon) {
comboBox.showPopup();
}
}
}
});
comboBox.addMouseListener(new MouseAdapter() {
@Override
public void mouseEntered(MouseEvent e) {
moveFocusBack[0] = false;
}
});
comboBox.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
moveFocusBack[0] = true;
if (!toggleStrategy && e.getKeyCode() == KeyEvent.VK_ESCAPE && e.getModifiers() == 0) {
ToolWindowManager.getInstance(project).activateEditorComponent();
}
}
});
comboBox.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
moveFocusBack[0] = true;
if (!project.isDisposed()) {
ToolWindowManager.getInstance(project).activateEditorComponent();
}
}
});
}
}
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