private void selectSourceAndDo() {
// GUI part
ImportCandidateHolder[] items =
mySources.toArray(
new ImportCandidateHolder
[mySources.size()]); // silly JList can't handle modern collections
final JList list = new JBList(items);
list.setCellRenderer(new CellRenderer(myName));
final Runnable runnable =
new Runnable() {
public void run() {
final Object selected = list.getSelectedValue();
if (selected instanceof ImportCandidateHolder) {
final ImportCandidateHolder item = (ImportCandidateHolder) selected;
PsiDocumentManager.getInstance(myTarget.getProject()).commitAllDocuments();
doWriteAction(item);
}
}
};
DataManager.getInstance()
.getDataContextFromFocus()
.doWhenDone(
new Consumer<DataContext>() {
@Override
public void consume(DataContext dataContext) {
new PopupChooserBuilder(list)
.setTitle(
myUseQualifiedImport
? PyBundle.message("ACT.qualify.with.module")
: PyBundle.message("ACT.from.some.module.import"))
.setItemChoosenCallback(runnable)
.setFilteringEnabled(
new Function<Object, String>() {
@Override
public String fun(Object o) {
return ((ImportCandidateHolder) o).getPresentableText(myName);
}
})
.createPopup()
.showInBestPositionFor(dataContext);
}
});
}
// value is a QualifiedHolder
public Component getListCellRendererComponent(
JList list,
Object value, // expected to be
int index,
boolean isSelected,
boolean cellHasFocus) {
clear();
ImportCandidateHolder item = (ImportCandidateHolder) value;
setIcon(item.getImportable().getIcon(0));
String item_name = item.getPresentableText(myName);
append(item_name, SimpleTextAttributes.REGULAR_ATTRIBUTES);
setFont(FONT);
if (isSelected) {
setBackground(list.getSelectionBackground());
setForeground(list.getSelectionForeground());
} else {
setBackground(list.getBackground());
setForeground(list.getForeground());
}
return this;
}