DarkPanel - Haixing-Hu/swt-widgets GitHub Wiki

This is the DarkPanel widget comes from the OPAL project. It can be use to put focus on a particular element by making the other content of the window darker.

Usage

The usage is very simple :

• Create a DarkPanel.
• Change the alpha value of the DarkPanel.
• Open the panel with the method show().
• Close the panel with the method hide().

Here is the code snippet:

final DarkPanel p = new DarkPanel(shell);

...

final Button ok = new Button(shell, SWT.PUSH);
ok.setText("Ok");
...
ok.addSelectionListener(new SelectionListener() {

   @Override
   public void widgetSelected(final SelectionEvent e) {

      p.show();
      Dialog.isConfirmed("Confirmation", 
      	"Are you sure you want to save this form ?");
      p.hide();
	}

    @Override
    public void widgetDefaultSelected(final SelectionEvent e) {
    	....
    }
});

Example

An example is located in the source repository:

src/test/java/com/github/haixing_hu/swt/window/DarkPanelExample.java