The Workbench : User Interface : Tool-bar

 

The tool-bar provides single access for commonly used operations. The tool-bar can be dragged of to a floating bar. Instant help for any button can be obtained simply by hovering the mouse over it until a tool-tip "bubble" appears describing its purpose. Alternativelty here is a complete list of each button's purpose :-

Creates a new project file - equivalent to the File | New Project menu option
Opens an existing project file - equivalent to the File | Open Project menu option
Closes the current project file - equivalent to the File | Close Project menu option
Saves the current project file to the same file - equivalent to the File | Save Project menu option
Toggles display of the project tree-view to the left of the display
Launches these help pages - equivalent to the Help | Help Topics menu option