Class curses.window
Curses Window objects.
The methods documented on this page are available on any Curses Window object, such as created by:
stdscr = curses.initscr () window = curses.newwin (25, 80, 0, 0)
Methods
| curses.window:addch (ch) | Advance the cursor after writing a character at the old position. | 
| curses.window:addchstr (chstr[, n]) | Copy a curses.chstr starting at the current cursor position. | 
| curses.window:addstr (str[, n]) | Copy a Lua string starting at the current cursor position. | 
| curses.window:attroff (attrs) | Turn off the given attributes for subsequent writes to the window. | 
| curses.window:attron (attrs) | Turn on the given attributes for subsequent writes to the window. | 
| curses.window:attrset (attrs) | Set the given attributes for subsequent writes to the window. | 
| curses.window:border ([ls[, rs[, ts[, bs[, tl[, tr[, bl[, br]]]]]]]]) | Draw a border around a window. | 
| curses.window:box (verch, horch) | Draw a box around a window. | 
| curses.window:clear () | Call erase and then clearok. | 
| curses.window:clearok (bf) | The next call to refresh will clear and completely redraw the window. | 
| curses.window:clone () | Make a duplicate of a window. | 
| curses.window:close () | Free all the resources associated with a window. | 
| curses.window:clrtobot () | Write blanks to every character position after the cursor. | 
| curses.window:clrtoeol () | Write blanks from the cursor to the end of the current line. | 
| curses.window:copywin (dst, st, sl, dt, dl, db, dr, overlay) | Overlay a rectangle of this window over another. | 
| curses.window:cursyncup () | Mark cursor position of ancestors of a window for refresh. | 
| curses.window:delch () | Delete the character under the cursor. | 
| curses.window:deleteln () | Move the lines below the cursor up, to delete the current line. | 
| curses.window:derive (nlines, ncols, begin_y, begin_x) | Create a new derived window. | 
| curses.window:echoch (ch) | Call addch then refresh. | 
| curses.window:erase () | Write blanks to every character position in the window. | 
| curses.window:getbegyx () | Fetch the absolute top-left coordinates of a window. | 
| curses.window:getbkgd () | Fetch the current background attribute for the window. | 
| curses.window:getch () | Read a character from the window input. | 
| curses.window:getmaxyx () | Fetch the absolute bottom-right coordinates of a window. | 
| curses.window:getparyx () | Fetch the parent-relative coordinates of a subwindow. | 
| curses.window:getstr ([n]) | Read characters up to the next newline from the window input. | 
| curses.window:getyx () | Fetch the cursor position. | 
| curses.window:hline (ch, n) | Draw a row of characters from the current cursor position. | 
| curses.window:idcok (bf) | Use hardware character insert and delete on supporting terminals. | 
| curses.window:idlok (bf) | Use hardware line insert and delete on supporting terminals. | 
| curses.window:immedok (bf) | Automatically call refresh whenever the window content is changed. | 
| curses.window:insertln () | Move the current line and those below down one line, leaving a new blank line. | 
| curses.window:intrflush (bf) | Set the flush on interrupt behaviour for the window. | 
| curses.window:is_linetouched (line) | Has a particular window line changed since the last refresh? | 
| curses.window:is_wintouched () | Has a window changed since the last refresh? | 
| curses.window:keypad ([on]) | Set the single value keypad keys behaviour for the window. | 
| curses.window:leaveok (bf) | No need to force synchronisation of hardware cursor. | 
| curses.window:meta (on) | Force 8-bit (or 7-bit) input characters for the window. | 
| curses.window:move (y, x) | Change the cursor position. | 
| curses.window:move_derived (par_y, par_x) | Move the position of a derived window. | 
| curses.window:move_window (y, x) | Move the position of a window. | 
| curses.window:mvaddch (y, x, ch) | Call move, then addch. | 
| curses.window:mvaddchstr (y, x[, n]) | Call move then addchstr. | 
| curses.window:mvaddstr (y, x, str[, n]) | Call move then addstr. | 
| curses.window:mvdelch (y, x) | Call move then delch. | 
| curses.window:mvgetch (y, x) | Call move then getch | 
| curses.window:mvgetstr (y, x[, n=-1]) | Call move then getstr. | 
| curses.window:mvhline (y, x, ch, n) | Move the cursor, then draw a row of characters from the new cursor position. | 
| curses.window:mvvline (y, x, ch, n) | Move the cursor, then draw a column of characters from the new cursor position. | 
| curses.window:mvwinch (y, x) | Call move then winch | 
| curses.window:mvwinchnstr (y, x, n) | Call move then winchnstr. | 
| curses.window:mvwinnstr (y, x, n) | Call move then winnstr. | 
| curses.window:mvwinsch (y, x, ch) | Call move then winsch. | 
| curses.window:mvwinsnstr (y, x, str, n) | Call move then winsnstr. | 
| curses.window:mvwinsstr (y, x, str) | Call move then winsstr. | 
| curses.window:nodelay (on) | Force getch to be non-blocking. | 
| curses.window:notimeout (bf) | Return input immediately from this window. | 
| curses.window:noutrefresh () | Copy the window backing screen to the virtual screen. | 
| curses.window:overlay (dst) | Overlay this window on top of another non-destructively. | 
| curses.window:overwrite (dst) | Destructively overwrite another window with this one. | 
| curses.window:pechochar (ch) | An efficient equivalent to addch followed by refresh. | 
| curses.window:pnoutrefresh (st, sl, dt, dl, db, dr) | Equivalent to noutrefresh for use with pad windows. | 
| curses.window:prefresh (st, sl, dt, dl, db, dr) | Equivalent to refresh for use with pad windows. | 
| curses.window:redrawln (beg_line, num_lines) | Mark a range of lines in a window as corrupted and in need of redrawing. | 
| curses.window:redrawwin () | Mark a window as having corrupted display that needs fully redrawing. | 
| curses.window:refresh () | Refresh the window terminal display from the virtual screen. | 
| curses.window:resize (height, width) | Change the size of a window. | 
| curses.window:scrl (n) | Scroll the window up n lines. | 
| curses.window:scrollok (bf) | Scroll up one line when the cursor writes to the last screen position. | 
| curses.window:standend () | Turn off all attributes for subsequent writes to the window. | 
| curses.window:standout () | Set A_STANDOUTfor subsequent writes to the window. | 
| curses.window:sub (nlines, ncols, begin_y, begin_x) | Create a new subwindow. | 
| curses.window:subpad (nlines, ncols, begin_y, begin_x) | Return a new subpad window object. | 
| curses.window:syncdown () | Mark child windows for refresh. | 
| curses.window:syncok (bf) | Automatically mark ancestors of a changed window for refresh. | 
| curses.window:syncup () | Mark ancestors of a window for refresh. | 
| curses.window:timeout (delay) | For differentiating user input from terminal control sequences. | 
| curses.window:touch ([changed]) | Set the changed state of a window since the last refresh. | 
| curses.window:touchline (y, n[, changed]) | Mark a range of lines as changed since the last refresh. | 
| curses.window:vline (ch, n) | Draw a column of characters from the current cursor position. | 
| curses.window:wbkgd (ch) | Call wbkgdset and then set the background of every position accordingly. | 
| curses.window:wbkgdset (ch) | Set the background attributes for subsequently written characters. | 
| curses.window:winch () | Fetch the attributed character at the current cursor position. | 
| curses.window:winchnstr (n) | Fetch attributed characters from cursor position up to rightmost window position. | 
| curses.window:winnstr (n) | Fetch a string from cursor position up to rightmost window position. | 
| curses.window:winsch (ch) | Insert an attributed character before the current cursor position. | 
| curses.window:winsdelln (n) | Call deleteln n times. | 
| curses.window:winsnstr (str, n) | Like winsstr, but no more than n characters. | 
| curses.window:winsstr (str) | Insert a string of characters before the current cursor position. | 
| curses.window:wsetscrreg (top, bot) | Set a software scrolling region for the window. | 
Metamethods
| curses.window:__tostring () | Unique string representation of a curses.window. | 
Methods
- curses.window:addch (ch)
- 
    Advance the cursor after writing a character at the old position.
    Parameters:- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:addchstr (chstr[, n])
- 
    Copy a curses.chstr starting at the current cursor position.
    Parameters:- chstr int cs
- n int (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:addstr (str[, n])
- 
    Copy a Lua string starting at the current cursor position.
    Parameters:- str string
- n int (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:attroff (attrs)
- 
    Turn off the given attributes for subsequent writes to the window.
    Parameters:- attrs int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:attron (attrs)
- 
    Turn on the given attributes for subsequent writes to the window.
    Parameters:- attrs int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:attrset (attrs)
- 
    Set the given attributes for subsequent writes to the window.
    Parameters:- attrs int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:border ([ls[, rs[, ts[, bs[, tl[, tr[, bl[, br]]]]]]]])
- 
    Draw a border around a window.
    Parameters:- ls int (optional)
- rs int (optional)
- ts int (optional)
- bs int (optional)
- tl int (optional)
- tr int (optional)
- bl int (optional)
- br int (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:Usage:win:border (curses.ACS_VLINE, curses.ACS_VLINE, curses.ACS_HLINE, curses.ACS_HLINE, curses.ACS_ULCORNER, curses.ACS_URCORNER, curses.ACS_LLCORNER, curses.ACS_LRCORNER)
- curses.window:box (verch, horch)
- 
    Draw a box around a window.
    Parameters:- verch int
- horch int
 Returns:- 
           bool
        
 true, if successfulSee also:Usage:win:box (curses.ACS_VLINE, curses.ACS_HLINE) 
- curses.window:clear ()
- 
    Call erase and then clearok.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:clearok (bf)
- 
    The next call to refresh will clear and completely redraw the window.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:clone ()
- 
    Make a duplicate of a window.
    Returns:- 
           window
        a new duplicate of this window
    
 See also:
- curses.window:close ()
- 
    Free all the resources associated with a window.
    See also:
- curses.window:clrtobot ()
- 
    Write blanks to every character position after the cursor.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:clrtoeol ()
- 
    Write blanks from the cursor to the end of the current line.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:copywin (dst, st, sl, dt, dl, db, dr, overlay)
- 
    Overlay a rectangle of this window over another.
    Parameters:- dst window destination window
- st int top row from this window
- sl int left column from this window
- dt int top row of rectangle
- dl int left column of rectangle
- db int bottom row of rectangle
- dr int right column of rectangle
- overlay
            bool
         if true, copy destructively like overlay
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:cursyncup ()
- 
    Mark cursor position of ancestors of a window for refresh.
    See also:
- curses.window:delch ()
- 
    Delete the character under the cursor.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:deleteln ()
- 
    Move the lines below the cursor up, to delete the current line.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:derive (nlines, ncols, begin_y, begin_x)
- 
    Create a new derived window.
    Parameters:- nlines int number of window lines
- ncols int number of window columns
- begin_y int top line of window
- begin_x int leftmost column of window
 Returns:- 
           window
        a new relatively positioned subwindow
    
 See also:
- curses.window:echoch (ch)
- 
    Call addch then refresh.
    Parameters:- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:erase ()
- 
    Write blanks to every character position in the window.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:getbegyx ()
- 
    Fetch the absolute top-left coordinates of a window.
    Returns:- int y coordinate of top line
- int x coordinate of left column
- 
           bool
        true, if successful
 See also:
- curses.window:getbkgd ()
- 
    Fetch the current background attribute for the window.
    Returns:- 
           int
        current window background attribute
    
 See also:
- curses.window:getch ()
- 
    Read a character from the window input.
    Returns:- 
           int
        character read from input buffer
    
 See also:
- curses.window:getmaxyx ()
- 
    Fetch the absolute bottom-right coordinates of a window.
    Returns:- int y coordinate of bottom line
- int x coordinate of right column
- 
           bool
        true, if successful
 See also:
- curses.window:getparyx ()
- 
    Fetch the parent-relative coordinates of a subwindow.
    Returns:- int y coordinate of top line relative to parent window
- int x coordinate of left column relative to parent window
 See also:
- curses.window:getstr ([n])
- 
    Read characters up to the next newline from the window input.
    Parameters:- n int (optional)
 Returns:- 
           string
        string read from input buffer
    
 See also:
- curses.window:getyx ()
- 
    Fetch the cursor position.
    Returns:- int y coordinate of top line
- int x coordinate of left column
 See also:
- curses.window:hline (ch, n)
- 
    Draw a row of characters from the current cursor position.
    Parameters:- ch int
- n int
 Returns:- 
           bool
        
 true, if successfulSee also:Usage:_, width = win:getmaxyx () win:hline (curses.ACS_HLINE, width - curs_x) 
- curses.window:idcok (bf)
- 
    Use hardware character insert and delete on supporting terminals.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:idlok (bf)
- 
    Use hardware line insert and delete on supporting terminals.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:immedok (bf)
- 
    Automatically call refresh whenever the window content is changed.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:insertln ()
- 
    Move the current line and those below down one line, leaving a new blank line.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:intrflush (bf)
- 
    Set the flush on interrupt behaviour for the window.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:is_linetouched (line)
- 
    Has a particular window line changed since the last refresh?
    Parameters:- line int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:is_wintouched ()
- 
    Has a window changed since the last refresh?
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:keypad ([on])
- 
    Set the single value keypad keys behaviour for the window.
    Parameters:- on bool (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:leaveok (bf)
- 
    No need to force synchronisation of hardware cursor.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:meta (on)
- 
    Force 8-bit (or 7-bit) input characters for the window.
    Parameters:- on
            bool
         trueto force 8-bit input characters
 Returns:- 
           bool
        
 true, if successfulSee also:
- on
            bool
         
- curses.window:move (y, x)
- 
    Change the cursor position.
    Parameters:- y int
- x int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:move_derived (par_y, par_x)
- 
    Move the position of a derived window.
    Parameters:- par_y int lines from top of parent window
- par_x int columns from left of parent window
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:move_window (y, x)
- 
    Move the position of a window.
    Parameters:- y int offset frow top of screen
- x int offset from left of screen
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvaddch (y, x, ch)
- 
    Call move, then addch.
    Parameters:- y int
- x int
- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvaddchstr (y, x[, n])
- 
    Call move then addchstr.
    Parameters:- y int
- x int
- n int (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvaddstr (y, x, str[, n])
- 
    Call move then addstr.
    Parameters:- y int
- x int
- str string
- n int (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvdelch (y, x)
- 
    Call move then delch.
    Parameters:- y int
- x int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvgetch (y, x)
- 
    Call move then getch
    Parameters:- y int
- x int
 Returns:- 
           int
        character read from input buffer
    
 See also:
- curses.window:mvgetstr (y, x[, n=-1])
- 
    Call move then getstr.
    Parameters:- y int
- x int
- n int (default -1)
 Returns:- 
           string
        string read from input buffer
    
 See also:
- curses.window:mvhline (y, x, ch, n)
- 
    Move the cursor, then draw a row of characters from the new cursor position.
    Parameters:- y int
- x int
- ch int
- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvvline (y, x, ch, n)
- 
    Move the cursor, then draw a column of characters from the new cursor position.
    Parameters:- y int
- x int
- ch int
- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvwinch (y, x)
- 
    Call move then winch
    Parameters:- y int
- x int
 Returns:- 
           int
        attributed character read from input buffer
    
 See also:
- curses.window:mvwinchnstr (y, x, n)
- 
    Call move then winchnstr.
    Parameters:- y int
- x int
- n int
 Returns:- 
           curses.chstr
        characters from cursor to end of line
    
 See also:
- curses.window:mvwinnstr (y, x, n)
- 
    Call move then winnstr.
    Parameters:- y int
- x int
- n int
 Returns:- 
           string
        string read from input buffer
    
 See also:
- curses.window:mvwinsch (y, x, ch)
- 
    Call move then winsch.
    Parameters:- y int
- x int
- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvwinsnstr (y, x, str, n)
- 
    Call move then winsnstr.
    Parameters:- y int
- x int
- str string
- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:mvwinsstr (y, x, str)
- 
    Call move then winsstr.
    Parameters:- y int
- x int
- str string
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:nodelay (on)
- 
    Force getch to be non-blocking.
    Parameters:- on bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:notimeout (bf)
- 
    Return input immediately from this window.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successful
- curses.window:noutrefresh ()
- 
    Copy the window backing screen to the virtual screen.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:overlay (dst)
- 
    Overlay this window on top of another non-destructively.
    Parameters:- dst window destination window
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:overwrite (dst)
- 
    Destructively overwrite another window with this one.
    Parameters:- dst window destination window
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:pechochar (ch)
- 
    An efficient equivalent to addch followed by refresh.
    Parameters:- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:pnoutrefresh (st, sl, dt, dl, db, dr)
- 
    Equivalent to noutrefresh for use with pad windows.
    Parameters:- st int top row from this pad window
- sl int left column from this pad window
- dt int top row of rectangle
- dl int left column of rectangle
- db int bottom row of rectangle
- dr int right column of rectangle
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:prefresh (st, sl, dt, dl, db, dr)
- 
    Equivalent to refresh for use with pad windows.
    Parameters:- st int top row from this pad window
- sl int left column from this pad window
- dt int top row of rectangle
- dl int left column of rectangle
- db int bottom row of rectangle
- dr int right column of rectangle
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:redrawln (beg_line, num_lines)
- 
    Mark a range of lines in a window as corrupted and in need of redrawing.
    Parameters:- beg_line int
- num_lines int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:redrawwin ()
- 
    Mark a window as having corrupted display that needs fully redrawing.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:refresh ()
- 
    Refresh the window terminal display from the virtual screen.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:resize (height, width)
- 
    Change the size of a window.
    Parameters:- height int new number of lines
- width int new number of columns
 Returns:- 
           bool
        
 true, if successful
- curses.window:scrl (n)
- 
    Scroll the window up n lines.
    Parameters:- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:scrollok (bf)
- 
    Scroll up one line when the cursor writes to the last screen position.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:standend ()
- 
    Turn off all attributes for subsequent writes to the window.
    Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:standout ()
- 
    Set A_STANDOUTfor subsequent writes to the window.Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:sub (nlines, ncols, begin_y, begin_x)
- 
    Create a new subwindow.
    Parameters:- nlines int number of window lines
- ncols int number of window columns
- begin_y int top line of window
- begin_x int leftmost column of window
 Returns:- 
           window
        a new absolutely positioned subwindow
    
 See also:
- curses.window:subpad (nlines, ncols, begin_y, begin_x)
- 
    Return a new subpad window object.
    Parameters:- nlines int
- ncols int
- begin_y int
- begin_x int
 Returns:- 
           window
        a new subpad window object
    
 See also:
- curses.window:syncdown ()
- 
    Mark child windows for refresh.
    See also:
- curses.window:syncok (bf)
- 
    Automatically mark ancestors of a changed window for refresh.
    Parameters:- bf bool
 Returns:- 
           bool
        
 true, if successful
- curses.window:syncup ()
- 
    Mark ancestors of a window for refresh.
    See also:
- curses.window:timeout (delay)
- 
    For differentiating user input from terminal control sequences.
    Parameters:- delay
            int
         milliseconds, 0for blocking,-1for non-blocking
 See also:
- delay
            int
         milliseconds, 
- curses.window:touch ([changed])
- 
    Set the changed state of a window since the last refresh.
    Parameters:- changed (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:touchline (y, n[, changed])
- 
    Mark a range of lines as changed since the last refresh.
    Parameters:- y int
- n int
- changed (optional)
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:vline (ch, n)
- 
    Draw a column of characters from the current cursor position.
    Parameters:- ch int
- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:wbkgd (ch)
- 
    Call wbkgdset and then set the background of every position accordingly.
    Parameters:- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:wbkgdset (ch)
- 
    Set the background attributes for subsequently written characters.
    Parameters:- ch int
 See also:
- curses.window:winch ()
- 
    Fetch the attributed character at the current cursor position.
    Returns:- 
           int
        attributed character read from input buffer
    
 See also:
- curses.window:winchnstr (n)
- 
    Fetch attributed characters from cursor position up to rightmost window position.
    Parameters:- n int
 Returns:- 
           curses.chstr
        characters from cursor to end of line
    
 See also:
- curses.window:winnstr (n)
- 
    Fetch a string from cursor position up to rightmost window position.
    Parameters:- n int
 Returns:- 
           string
        string read from input buffer
    
 See also:
- curses.window:winsch (ch)
- 
    Insert an attributed character before the current cursor position.
    Parameters:- ch int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:winsdelln (n)
- 
    Call deleteln n times.
    Parameters:- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:winsnstr (str, n)
- 
    Like winsstr, but no more than n characters.
    Parameters:- str string
- n int
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:winsstr (str)
- 
    Insert a string of characters before the current cursor position.
    Parameters:- str string
 Returns:- 
           bool
        
 true, if successfulSee also:
- curses.window:wsetscrreg (top, bot)
- 
    Set a software scrolling region for the window.
    Parameters:- top int top line of the scrolling region (line 0 is the first line)
- bot int bottom line of the scrolling region
 Returns:- 
           bool
        
 true, if successfulSee also:
Metamethods
- curses.window:__tostring ()
- 
    Unique string representation of a curses.window.
    Returns:- 
           string
        unique string representation of the window object.