@NotNull
private static JPanel createFilesViewPanel(@NotNull List<VirtualFile> files) {
JPanel panel = new JPanel(new BorderLayout(0, 2));
panel.add(new JLabel("Files to add:"), BorderLayout.NORTH);
final JBList fileList = new JBList(ArrayUtil.EMPTY_STRING_ARRAY);
fileList.setBorder(BorderFactory.createLineBorder(Color.lightGray));
fileList.addListSelectionListener(
new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
fileList.clearSelection();
}
});
fileList.setFocusable(false);
fileList.setRequestFocusEnabled(false);
fileList.setBackground(Gray._242);
fileList.setCellRenderer(
new ListCellRendererWrapper<VirtualFile>() {
@Override
public void customize(
JList list, VirtualFile value, int index, boolean selected, boolean hasFocus) {
setText(" " + value.getName());
}
});
fileList.setListData(files.toArray());
panel.add(fileList, BorderLayout.CENTER);
return panel;
}
@Override
public void setPopupVisible(boolean visible) {
if (!isSwingPopup()) {
if (visible && (myJBPopup == null || myJBPopup.isDisposed())) {
final JBList list = createJBList(getModel());
myJBPopup =
JBPopupFactory.getInstance()
.createListPopupBuilder(list)
.setItemChoosenCallback(
new Runnable() {
@Override
public void run() {
final Object value = list.getSelectedValue();
if (value != null) {
configureEditor(getEditor(), value);
IdeFocusManager.getGlobalInstance().requestFocus(ComboBox.this, true);
assert myJBPopup != null;
ComboBox.this.getUI().setPopupVisible(ComboBox.this, false);
myJBPopup.cancel();
}
}
})
.setFocusOwners(new Component[] {this})
.setMinSize(new Dimension(getWidth(), -1))
.createPopup();
list.setBorder(IdeBorderFactory.createEmptyBorder());
myJBPopup.showUnderneathOf(this);
list.addFocusListener(
new FocusAdapter() {
@Override
public void focusLost(FocusEvent e) {
ComboBox.this.getUI().setPopupVisible(ComboBox.this, false);
myJBPopup.cancel();
}
});
}
return;
}
if (getModel().getSize() == 0 && visible) return;
if (visible && JBPopupFactory.getInstance().getChildFocusedPopup(this) != null) return;
final boolean wasShown = isPopupVisible();
super.setPopupVisible(visible);
if (!wasShown
&& visible
&& isEditable()
&& !UIManager.getBoolean("ComboBox.isEnterSelectablePopup")) {
final ComboBoxEditor editor = getEditor();
final Object item = editor.getItem();
final Object selectedItem = getSelectedItem();
if (isSwingPopup() && (item == null || item != selectedItem)) {
configureEditor(editor, selectedItem);
}
}
}