Eclipse插件：从WorkBench打开一个新窗口

I am new in developing Eclipse plugin and i have manage to do a lot of work. This is where i have got stuck. I have a view with a button. When a user cklicks on the button i want a new window to be opened(The window is a form with Text areas, buttons and other SWT widgets). I have finished creating the window.I am new in developing Eclipse plugin and i hav