- // see if the Quit, About and Preferences handlers are available
- Class desktopClass = java.awt.Desktop.class;
- java.awt.Desktop hdesktop = java.awt.Desktop.getDesktop();
-
- try
- {
- Float specversion = Float.parseFloat(
- System.getProperty("java.specification.version"));
-
- if (specversion >= 9)
- {
- if (Platform.isAMac())
- {
- if (desktopClass.getDeclaredMethod("setAboutHandler",
- new Class[]
- { java.awt.desktop.AboutHandler.class }) != null)
- {
-
- hdesktop.setAboutHandler(new java.awt.desktop.AboutHandler()
- {
- @Override
- public void handleAbout(java.awt.desktop.AboutEvent e)
- {
- aboutMenuItem_actionPerformed(null);
- }
- });
-
- }
-
- if (desktopClass.getDeclaredMethod("setPreferencesHandler",
- new Class[]
- { java.awt.desktop.PreferencesHandler.class }) != null)
- {
-
- hdesktop.setPreferencesHandler(
- new java.awt.desktop.PreferencesHandler()
- {
- @Override
- public void handlePreferences(
- java.awt.desktop.PreferencesEvent e)
- {
- preferences_actionPerformed(null);
- }
- });
-
- }
-
- if (desktopClass.getDeclaredMethod("setQuitHandler",
- new Class[]
- { java.awt.desktop.QuitHandler.class }) != null)
- {
-
- hdesktop.setQuitHandler(new java.awt.desktop.QuitHandler()
- {
- @Override
- public void handleQuitRequestWith(
- java.awt.desktop.QuitEvent e,
- java.awt.desktop.QuitResponse r)
- {
- boolean confirmQuit = jalview.bin.Cache
- .getDefault(CONFIRM_KEYBOARD_QUIT, true);
- int n;
- if (confirmQuit)
- {
- n = JOptionPane.showConfirmDialog(null,
- MessageManager.getString("label.quit_jalview"),
- MessageManager.getString("action.quit"),
- JOptionPane.OK_CANCEL_OPTION,
- JOptionPane.PLAIN_MESSAGE, null);
- }
- else
- {
- n = JOptionPane.OK_OPTION;
- }
- if (n == JOptionPane.OK_OPTION)
- {
- System.out.println("Shortcut Quit confirmed by user");
- quit();
- r.performQuit(); // probably won't reach this line, but just
- // in
- // case
- }
- else
- {
- r.cancelQuit();
- System.out.println("Shortcut Quit cancelled by user");
- }
- }
- });
- hdesktop.setQuitStrategy(QuitStrategy.CLOSE_ALL_WINDOWS);
-
- }
- }
- }
- else
- {
- System.out.println(
- "Not going to try setting APQ Handlers as java.spec.version is "
- + specversion);
- }
-
- } catch (Exception e)
- {
- System.out.println(
- "Exception when looking for About, Preferences, Quit Handlers");
- e.printStackTrace();
- } catch (Throwable t)
- {
- System.out.println(
- "Throwable when looking for About, Preferences, Quit Handlers");
- t.printStackTrace();
- }
-
- setAPQHandlers = true;