Assembler Main Toolbar
New Creates a new document. A header is automatically generated, showing information such as author, copyright and date.
Open Displays a open dialog box, enabling you to load a document into the Assembler plugin. If the document is already open, then the document is made the active editor page.
Save Saves a document to disk. This button is normally disabled unless the document has been changed. If the document is 'untitled', a save as dialog is invoked. A save as dialog is also invoked if the document you are trying to save is marked as read only.
Cut Cuts any selected text from the active document page and places it into the clipboard. This option is disabled if no text has been selected.
Copy Copies any selected text from the active document page and places it into the clipboard. This option is disabled if no text has been selected.
Paste Paste the contents of the clipboard into the active document page. This option is disabled if the clipboard does not contain any suitable text.
Undo Cancels any changes made to the currently active document page.
Redo Reverse an undo command.

