Bug 76850 [Preferences] [WorkingSets] [Import/Export] Save perspective layouts in preferences
Could you please figure out some way to save perspective layouts, which perspective are "loaded", and working sets (and their contents) in a preferences file somewhere so that it can be shared by multiple users and across multiple workspaces.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/ChooseWorkspaceDialog.java
* <p>
     * The default implementation of this framework method
     * sets the shell's image and gives it a grid layout. 
     * Subclasses may extend or reimplement.
     * </p>
     * 
     * @param shell the shell
     */
    protected void configureShell(Shell shell) {
        super.configureShell(shell);
        shell.setText(IDEWorkbenchMessages.ChooseWorkspaceDialog_dialogName);
    }
    /**
     * Notifies that the ok button of this dialog has been pressed.
     * <p>
     * The <code>Dialog</code> implementation of this framework method sets
     * this dialog's return code to <code>Window.OK</code>
     * and closes the dialog. Subclasses may override.
     * </p>
     */
    protected void okPressed() {
        launchData.workspaceSelected(text.getText());
        super.okPressed();
    }
    /**
     * Notifies that the cancel button of this dialog has been pressed.
     * <p>
     * The <code>Dialog</code> implementation of this framework method sets
     * this dialog's return code to <code>Window.CANCEL</code>
     * and closes the dialog. Subclasses may override if desired.