Demonstrates a Sash
//Send questions, comments, bug reports, etc. to the authors:
//Rob Warner (rwarner@interspatial.com)
//Robert Harris (rbrt_harris@yahoo.com)
import org.eclipse.swt.*;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
/**
* This class demonstrates a Sash
*/
public class SashExampleThree {
/**
* Runs the application
*/
public void run() {
Display display = new Display();
Shell shell = new Shell(display);
shell.setText("Sash Three");
createContents(shell);
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
/**
* Creates the contents of the main window
*
* @param composite the parent composite
*/
public void createContents(Composite composite) {
composite.setLayout(new FormLayout());
// Create the sash first, so the other controls
// can be attached to it.
final Sash sash = new Sash(composite, SWT.VERTICAL);
FormData data = new FormData();
data.top = new FormAttachment(0, 0); // Attach to top
data.bottom = new FormAttachment(100, 0); // Attach to bottom
data.left = new FormAttachment(50, 0); // Attach halfway across
sash.setLayoutData(data);
sash.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
// We reattach to the left edge, and we use the x value of the event to
// determine the offset from the left
((FormData) sash.getLayoutData()).left = new FormAttachment(0, event.x);
// Until the parent window does a layout, the sash will not be redrawn in
// its new location.
sash.getParent().layout();
}
});
// Create the first text box and attach its right edge
// to the sash
Text one = new Text(composite, SWT.BORDER);
data = new FormData();
data.top = new FormAttachment(0, 0);
data.bottom = new FormAttachment(100, 0);
data.left = new FormAttachment(0, 0);
data.right = new FormAttachment(sash, 0);
one.setLayoutData(data);
// Create the second text box and attach its left edge
// to the sash
Text Three = new Text(composite, SWT.BORDER);
data = new FormData();
data.top = new FormAttachment(0, 0);
data.bottom = new FormAttachment(100, 0);
data.left = new FormAttachment(sash, 0);
data.right = new FormAttachment(100, 0);
Three.setLayoutData(data);
}
/**
* Application entry point
*
* @param args the command line arguments
*/
public static void main(String[] args) {
new SashExampleThree().run();
}
}
Related examples in the same category
