Mega Code Archive
Demonstrates LineBackgroundListeners
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//Send questions, comments, bug reports, etc. to the authors:
//Rob Warner (rwarner@interspatial.com)
//Robert Harris (rbrt_harris@yahoo.com)
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
/**
* This class demonstrates LineBackgroundListeners
*/
public class LineBackgroundListenerTest {
// The color to use for backgrounds
Color red;
/**
* Runs the application
*/
public void run() {
Display display = new Display();
red = display.getSystemColor(SWT.COLOR_RED);
Shell shell = new Shell(display);
createContents(shell);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
/**
* Creates the main window's contents
*
* @param shell the main window
*/
private void createContents(Shell shell) {
shell.setLayout(new FillLayout());
StyledText styledText = new StyledText(shell, SWT.BORDER);
// Add the line background listener
styledText.addLineBackgroundListener(new LineBackgroundListener() {
public void lineGetBackground(LineBackgroundEvent event) {
if (event.lineText.indexOf("SWT") > -1) {
event.lineBackground = red;
}
}
});
}
/**
* The application entry point
*
* @param args the command line arguments
*/
public static void main(String[] args) {
new LineBackgroundListenerTest().run();
}
}
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