javafx.css.converter.CursorConverter Maven / Gradle / Ivy
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package javafx.css.converter;
import javafx.css.ParsedValue;
import javafx.css.StyleConverter;
import javafx.scene.Cursor;
import javafx.scene.text.Font;
/**
* Converter to convert a {@code String} to a {@code Cursor}.
* @since 9
*/
public final class CursorConverter extends StyleConverter {
// lazy, thread-safe instatiation
private static class Holder {
static final CursorConverter INSTANCE = new CursorConverter();
}
/**
* Gets the {@code CursorConverter} instance.
* @return the {@code CursorConverter} instance
*/
public static StyleConverter getInstance() {
return Holder.INSTANCE;
}
private CursorConverter() {
super();
}
@Override
public Cursor convert(ParsedValue value, Font not_used) {
// the parser doesn't covert cusor, so convert it from the raw value
String string = value.getValue();
if (string != null) {
int index = string.indexOf("Cursor.");
if (index > -1) {
string = string.substring(index+"Cursor.".length());
}
string = string.replace('-','_').toUpperCase();
}
try {
return Cursor.cursor(string);
} catch (IllegalArgumentException | NullPointerException exception) {
return Cursor.DEFAULT;
}
}
@Override
public String toString() {
return "CursorConverter";
}
}