private void installFocusable(
final JComponent comp,
final AnAction action,
final int prevKeyCode,
final int nextKeyCode,
final boolean focusListOnLeft) {
comp.setFocusable(true);
comp.setFocusTraversalKeysEnabled(true);
comp.addKeyListener(
new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
final JList list =
UIUtil.findComponentOfType(FlatWelcomeFrame.this.getComponent(), JList.class);
if (e.getKeyCode() == KeyEvent.VK_ENTER) {
InputEvent event = e;
if (e.getComponent() instanceof JComponent) {
ActionLink link =
UIUtil.findComponentOfType((JComponent) e.getComponent(), ActionLink.class);
if (link != null) {
event =
new MouseEvent(
link,
MouseEvent.MOUSE_CLICKED,
e.getWhen(),
e.getModifiers(),
0,
0,
1,
false,
MouseEvent.BUTTON1);
}
}
action.actionPerformed(
AnActionEvent.createFromAnAction(
action,
event,
ActionPlaces.WELCOME_SCREEN,
DataManager.getInstance().getDataContext()));
} else if (e.getKeyCode() == prevKeyCode) {
focusPrev(comp);
} else if (e.getKeyCode() == nextKeyCode) {
focusNext(comp);
} else if (e.getKeyCode() == KeyEvent.VK_LEFT) {
if (focusListOnLeft) {
if (list != null) {
list.requestFocus();
}
} else {
focusPrev(comp);
}
} else if (e.getKeyCode() == KeyEvent.VK_RIGHT) {
focusNext(comp);
}
}
});
comp.addFocusListener(
new FocusListener() {
@Override
public void focusGained(FocusEvent e) {
comp.setOpaque(true);
comp.setBackground(getActionLinkSelectionColor());
}
@Override
public void focusLost(FocusEvent e) {
comp.setOpaque(false);
comp.setBackground(getMainBackground());
}
});
}
