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import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.LineStyleEvent;
import org.eclipse.swt.custom.LineStyleListener;
import org.eclipse.swt.custom.StyleRange;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class LineStyleListenerCreating {
public static void main(String[] args) {
final Display display = new Display();
final Shell shell = new Shell(display);
final StyledText styledText = new StyledText(shell, SWT.V_SCROLL | SWT.BORDER);
styledText.addLineStyleListener(new LineStyleListener() {
public void lineGetStyle(LineStyleEvent event) {
java.util.List styles = new java.util.ArrayList();
for (int i = 0, n = event.lineText.length(); i < n; i++) {
if (event.lineText.charAt(i) == 'e') {
int start = i;
while (i < n && event.lineText.charAt(i) == 'e'){
i++;
}
styles.add(new StyleRange(event.lineOffset + start, i - start, display
.getSystemColor(SWT.COLOR_BLUE), null));
}
}
event.styles = (StyleRange[]) styles.toArray(new StyleRange[0]);
}
});
styledText.setBounds(10, 10, 500, 100);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
}
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