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
boolean nonWhitespaceFound = false;
					String characters = text.getText();
					for (int i = 0; !nonWhitespaceFound
							&& i < characters.length(); i++) {
						if (!Character.isWhitespace(characters.charAt(i))) {
							nonWhitespaceFound = true;
						}
					}
        			okButton.setEnabled(nonWhitespaceFound);
        		}
        	}
        });
        setInitialTextValues(text);
        Button browseButton = new Button(panel, SWT.PUSH);
        browseButton.setText(IDEWorkbenchMessages.ChooseWorkspaceDialog_browseLabel);
        setButtonLayoutData(browseButton);
        GridData data = (GridData) browseButton.getLayoutData();
        data.horizontalAlignment = GridData.HORIZONTAL_ALIGN_END;
        browseButton.setLayoutData(data);
        browseButton.addSelectionListener(new SelectionAdapter() {
            public void widgetSelected(SelectionEvent e) {
                DirectoryDialog dialog = new DirectoryDialog(getShell());
                dialog.setText(IDEWorkbenchMessages.ChooseWorkspaceDialog_directoryBrowserTitle);
                dialog.setMessage(IDEWorkbenchMessages.ChooseWorkspaceDialog_directoryBrowserMessage);
                dialog.setFilterPath(getInitialBrowsePath());
                String dir = dialog.open();
                if (dir != null) {
					text.setText(dir);
				}
            }