swt/rcp/org.argeo.swt.specific.rcp/src/org/eclipse/rap/rwt/application/AbstractEntryPoint.java

   1 package org.eclipse.rap.rwt.application;
   2
   3 import org.eclipse.swt.layout.GridLayout;
   4 import org.eclipse.swt.widgets.Composite;
   5 import org.eclipse.swt.widgets.Display;
   6 import org.eclipse.swt.widgets.Shell;
   7
   8 public abstract class AbstractEntryPoint implements EntryPoint {
   9         private Display display;
  10         private Shell shell;
  11
  12         protected Shell createShell(Display display) {
  13                 return new Shell(display);
  14         }
  15
  16         protected void createContents(Composite parent) {
  17
  18         }
  19
  20         public int createUI() {
  21                 display = new Display();
  22                 shell = createShell(display);
  23                 shell.setLayout(new GridLayout(1, false));
  24                 createContents(shell);
  25                 if (shell.getMaximized()) {
  26                         shell.layout();
  27                 } else {
  28                         shell.pack();
  29                 }
  30                 shell.open();
  31                 while (!shell.isDisposed()) {
  32                         if (!display.readAndDispatch()) {
  33                                 display.sleep();
  34                         }
  35                 }
  36                 display.dispose();
  37                 return 0;
  38         }
  39
  40         protected Shell getShell() {
  41                 return shell;
  42         }
  43 }