====== Ubuntu - Mouse - Map Mouse Buttons to Arbitrary Functions - Identify the key codes to use ======

Every key combination returns a specific key code.

----

===== For Single Keys =====

<code bash>
xbindkey -k
</code>

<WRAP info>
**NOTE:**  Wait for the popup window to show, and then press a key.

  * For example, pressing **d**, returns: <code bash>
Press combination of keys or/and click under the window.
You can use one of the two lines after "NoCommand"
in $HOME/.xbindkeysrc to bind a key.
"(Scheme function)"
    m:0x0 + c:40
    d
</code>
  * This returns **d**. which can be used to refer to this key press.
</WRAP>

<WRAP info>
**NOTE:**  Some keycodes cover special characters.

  * For example, pressing PAGE_DOWN, returns: <code bash>
Press combination of keys or/and click under the window.
You can use one of the two lines after "NoCommand"
in $HOME/.xbindkeysrc to bind a key.
"(Scheme function)"
    m:0x0 + c:117
    Next
</code>
  * This returns **Next**. which could be used to refer to this key press.

A list of other Special Keys include (case sensitive):

  * <code>
Home, End
Left, Up, Right, Down
Page_Up, Page_Down
Return
BackSpace
Tab
Escape
Delete
Shift_L, Shift_R
Control_L, Control_R
Meta_L, Meta_R
Alt_L, Alt_R 
F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12
grave
numbersign
apostrophe
bracketleft, bracketright
backslash, slash
Caps_Lock
</code>

</WRAP>


<WRAP info>
**NOTE:**  Some keycodes are special, known as modifiers, including:

  * Release, Control, Shift, Mod1 (Alt), Mod2 (NumLock),
  * Mod3 (CapsLock), Mod4, Mod5 (Scroll).

  * The **release** modifier catches __release__ events instead of __press__ events,

  * By default, some modifiers are ignored by xbindkeys, including NumLock, CapsLock and ScrollLock.

</WRAP>

----

===== For Multiple Keys =====

<code bash>
xbindkey -mk
</code>

<WRAP info>
**NOTE:**  Wait for the popup window to show, and then press a key.

  * Continue pressing other keys as required.
  * Press **q** to quit.

</WRAP>