resize.c File Reference

GUI handle the resizing of the screen. More...

#include "config.h"
#include <fcntl.h>
#include <stddef.h>
#include <unistd.h>
#include "mutt/lib.h"
#include "mutt_curses.h"
#include "mutt_window.h"
#include "rootwin.h"

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Functions
static struct winsize	mutt_get_winsize (void)
	Get the window size.
void	mutt_resize_screen (void)
	Update NeoMutt's opinion about the window size.

Detailed Description

GUI handle the resizing of the screen.

Authors

• Richard Russon
• Ivan J.
• Pietro Cerutti

Copyright

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file resize.c.

Function Documentation

mutt_get_winsize()

static struct winsize mutt_get_winsize ( void  )

static

Get the window size.

Return values

obj	Window size

Definition at line 56 of file resize.c.

{
  struct winsize w = { 0 };
 
  int fd = open("/dev/tty", O_RDONLY);
  if (fd != -1)
  {
#ifdef HAVE_TCGETWINSIZE
    tcgetwinsize(fd, &w);
#else
    ioctl(fd, TIOCGWINSZ, &w);
#endif
    close(fd);
  }
  return w;
}

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mutt_resize_screen()

void mutt_resize_screen

(

void

)

Update NeoMutt's opinion about the window size.

Definition at line 76 of file resize.c.

{
  struct winsize w = mutt_get_winsize();
 
  int screenrows = w.ws_row;
  int screencols = w.ws_col;
 
  if (screenrows <= 0)
  {
    const char *cp = mutt_str_getenv("LINES");
    if (cp && !mutt_str_atoi_full(cp, &screenrows))
      screenrows = 24;
  }
 
  if (screencols <= 0)
  {
    const char *cp = mutt_str_getenv("COLUMNS");
    if (cp && !mutt_str_atoi_full(cp, &screencols))
      screencols = 80;
  }
 
  resizeterm(screenrows, screencols);
  rootwin_set_size(screencols, screenrows);
  window_notify_all(NULL);
}

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