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# What are uicb?
In *awesome*, a lot of functions are available. These functions are called **uicb** (User Interface Call Backs). Each function can be bound to a key shortcut or a mouse button.

# Uicb function list

## General

### quit
    Syntax: quit

This function quits *awesome*.

### togglebar

Hide or show statusbar.

### spawn
    Args: program

Execute an external program.

### exec
    Args: program

Replace *awesome* with another window manager.

### reloadconfig

Reload configuration file.

### setstatustext
    Args: text

Set status bar text.

## Client

### client_kill

This function closes the focused client.

### client_moveresize
    Args: x y width height

This function allows to dynamically move and resize floating windows.

Coordinates can be relative or absolute. Relative values must begin with + or -.

For example, resizing a window to 200x200 without moving it will be done with:

    "+0 +0 200 200"

To move a window 10 pixels up:

    "+0 +10 +0 +0"

To move a window in the upper left corner and increase its width by 10px:

    "0 0 +0 +10"

### client_settrans
    Args: float

Set client transparency, number can be a relative or absolute floating number in percentage.

### client_swapnext

Swap window placement with the next displayed window.

### client_swapprev

Swap window placement with the previous displayed window.

### client_focusnext

Focus next window.

### client_focusprev

Focus previous window.

### client_togglemax

Set window fullscreen. Calling this function another time will reset the window to its previous state.

### client_togglehorizontalmax

Set window's horizontal size to display width. Calling this function another time will reset the window to its previous state.

### client_toggleverticalmax

Set window's vertical size to display height. Calling this function another time will reset the window to its previous state.

### client_togglefloating

Set window floating or tiled.

### client_zoom

Set window as master window.

### client_movetoscreen
    Args: relative or absolute integer

Move focused window to the nth screen, or next (+1) or previous (-1). If no screen_number
is set, move to the next screen.

### client_tag
    Args: tag number

Tag focused window with this tag.

### client_toggletag
    Args: tag number

Add or remove tag to focused window.

### client_movemouse

Move client window with mouse.

### client_resizemouse

Resize client window with mouse.

## Tag

### tag_setlayout
    Args: relative or absolute integer

Set layout number # or just switch to the next layout for current tag.

### tag_toggleview
    Args: tag number

Add windows tagged with tag number to current display.

### tag_view
    Args: tag number

View windows tagged with tag number.

### tag_viewnext

Show windows tagged with next tag in list.

### tag_viewprev

Show windows tagged with previous tag in list.

### tag\_viewprev\_selected

Switch back to the previously displayed set of tags.

### tag_setmwfact
    Args: relative or absolute float

Set master width factor.

### tag_setncol
    Args: relative or absolute integer

Set number of columns for non-master windows.

### tag_setnmaster
    Args: relative or absolute integer

Set number of master windows.

## Screen

### screen_focusnext

Focus first window in the next screen and move mouse.

### screen_focusprev

Focus first window in the previous screen and move mouse.

### setborder
    Args: relative or absolute integer

Set default border size in pixels for new clients.