Copy - copies selected text to the clipboard (editor and result windows).
Paste - inserts text from the clipboard (editor window only).
Find - displays the find dialog:
Undo - undo the last edit (editor window only).
Redo - redo the last edit (editor window only).
Indent - indent selected text (editor window only).
Unindent - unindent selected text (editor window only).
Select All - select all text (editor window only).
Deselect All - deselect selected text. (editor window only)
Invert Selection - invert text selection. (editor window only)
Clear Result Window - clears the result window.