Toolbar. This is where the main action buttons lie. See Table 9.1, “KMail's Toolbar Buttons”.
Messages List. Where information (subject, date, sender, etc.) about messages stored in the currently selected folder is displayed.
Message View Pane. Where the currently selected message's contents are displayed.
Folders List. Where all folders are listed. The default folders are inbox (incoming messages), outbox (unsent templates), sent-mail (already sent messages), trash (deleted messages) and drafts (messages drafts).
Kontact Buttons. KMail is now a component of Kontact. On the left of the interface you have buttons to access Kontact's components.
The following table shows the most important buttons available in KMail's toolbar, their equivalent keyboard shortcuts and a brief explanation of the functions they provide.
Table 9.1. KMail's Toolbar Buttons