title: How can i add a view to a toolbar item in my eclipse plugin?
body: <p>i'm making a plugin in eclipse and almost finished my plugin. I created a toolbar item and a window(view). I didn't wanna open my view on Window>Show View>Other. When i click on toolbar item, my window should open. 
  I'm a newbie in plugin development, so i need your help. </p>
  
  <p>Thanks in advance.</p>