class NCurses::Window

• NCurses::Window
• Reference
• Object

Defined in:

ncurses.cr
ncurses/window.cr

Constructors

• .new(window : LibNCurses::Window)
• .new(height = nil, width = nil, y = 0, x = 0)

  Create a new window with given size

Instance Method Summary

• #add_char(chr, pos_y, pos_x)

  Alias for #add_char

• #add_char(chr, position = nil)

  Draw a character

• #attr_get

  Get the current attributes and color pair as a named tuple with attr and color

• #attr_off(attr : Attribute)

  Turn off attribute(s)

• #attr_on(attr : Attribute)

  Turn on attribute(s)

• #attribute_off(attr : Attribute)

  Alias for #attr_off

• #attribute_on(attr : Attribute)

  Alias for #attr_on

• #border(ls : Char, rs : Char, ts : Char, bs : Char, tl : Char, tr : Char, bl : Char, br : Char)

  Draw a box around the edge of a window

• #border(ver : Char = BORDER_DEFAULT, hor : Char = BORDER_DEFAULT, cor : Char? = nil)

  Alias for #border

• #box(ver : Char = BORDER_DEFAULT, hor : Char = BORDER_DEFAULT)

  Alias for #border

• #change_attribute(attr : Attribute = Attribute::Normal, color_pair = 0, length = -1, y = nil, x = nil)

  attr is the Attribute enum.

• #change_background(char)

  Change the background

• #clear

  Clear window, also causes repaint

• #clear_to_bot

  Clear window from cursor to the rest of the whole window

• #clear_to_eol

  Clear window from cursor position to the end of the current line

• #clearok(v : Bool = true)

  Wrapper for #clearok()

• #col

  Alias for #x

• #cols

  Alias for #max_x

• #delete_window

  Delete the window

• #draw_hline(char = nil, length = nil)

  Draw a horizontal line

• #draw_hline(length : Int)

  Alias for #draw_hline

• #draw_vline(char = nil, height = nil)

  Draw a vertical line

• #draw_vline(height : Int)

  Alias for #draw_vline

• #enclose?(yx : NamedTuple) : Bool
• #enclose?(yx) : Bool
• #enclose?(y, x) : Bool

  If a mouse position is in this window

• #enclose?(mouse_event : MouseEvent) : Bool

  If a mouse event took place within this window

• #erase

  Clear window

• #get_attribute

  Alias for #attr_get

• #get_background

  Get the character and attributes from the current background

• #get_char(&)

  Get a character input for main loop

• #get_char : Key | Char | Nil

  Get a character input

• #height

  Alias for #max_y

• #idcok(v : Bool = true)

  Wrapper for #idcok()

• #idlok(v : Bool = true)

  Wrapper for #idlok()

• #immedok(v : Bool = true)

  Wrapper for #immedok()

• #keypad(enable)

  Enable or disable capturing function keys

• #leaveok(v : Bool = true)

  Wrapper for #leaveok()

• #lines

  Alias for #max_y

• #max_dimensions

  Max height and width as tuple (y,x)

• #max_dimensions_named

  Max height and width as named tuple

• #max_x

  Return width

• #max_y

  Return height

• #move(new_pos : NamedTuple)

  Alias for '#move'

• #move(y, x)

  Move cursor to new position

• #move(new_pos : Tuple)

  Alias for #move

• #move_window(y, x)

  Move window relative to whole screen

• #no_border

  Erase around the edge of a window

• #no_box
• #no_delay

  Do not wait for input, return ERR

• #no_timeout

  Wait for input, no errors should be returned

• #non_relative(event : MouseEvent) : MouseEvent
• #pos

  Cursor current position as tuple (y,x)

• #pos_named

  Cursor current position as named tuple

• #position

  Alias for #pos

• #position_named

  Alias for #pos_named

• #print(message, position = nil)

  Write a string

• #print(message, row : Int)

  Alias for #print

• #print(message, pos_y, pos_x)

  Alias for #print

• #refresh

  Refresh window

• #relative(event : MouseEvent) : MouseEvent

  Returns a new MouseEvent with coordinates relative to the window

• #row

  Alias for #y

• #scrollok(v : Bool = true)

  Wrapper for #scrollok()

• #set_attr(attr : Attribute = Attribute::Normal, color_pair = 0)

  Replace attribute(s) and color with these

• #set_attribute(attr : Attribute = Attribute::Normal, color_pair = 0)

  Alias for #set_attr

• #set_background(char)

  Sets a new background and applies it everywhere

• #set_color(color_pair = 0)

  Set this window's default color pair

• #set_pos(y, x)

  Alias for #move

• #set_pos(new_pos : Tuple)

  Alias for #move

• #set_pos(new_pos : NamedTuple)

  Alias for '#move'

• #setscrreg(top, bot)

  Wrapper for wsetscrreg() & #setscrreg()

• #timeout=(value)

  Set input timeout

• #to_unsafe : LibNCurses::Window
• #width

  Alias for #max_x

• #with_attr(attrs : Attribute, &)

  Block with attribute(s) turned on

• #with_attribute(attrs : Attribute, &)

  Alias for #with_attr

• #x

  Returns cursor current x position

• #y

  Returns cursor current y position

Constructor Detail

Instance Method Detail