NeoMutt  2022-04-29-215-gc12b98
Teaching an old dog new tricks
DOXYGEN
resize.c File Reference

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

#include "config.h"
#include <stddef.h>
#include <fcntl.h>
#include <unistd.h>
#include "mutt/lib.h"
#include "gui/lib.h"
+ Include dependency graph for resize.c:

Go to the source code of this file.

Functions

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

Detailed Description

GUI handle the resizing of the screen.

Authors
  • Michael R. Elkins
  • Ivan J.

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
objWindow size

Definition at line 53 of file resize.c.

54{
55 struct winsize w = { 0 };
56
57 int fd = open("/dev/tty", O_RDONLY);
58 if (fd != -1)
59 {
60#ifdef HAVE_TCGETWINSIZE
61 tcgetwinsize(fd, &w);
62#else
63 ioctl(fd, TIOCGWINSZ, &w);
64#endif
65 close(fd);
66 }
67 return w;
68}
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◆ mutt_resize_screen()

void mutt_resize_screen ( void  )

Update NeoMutt's opinion about the window size (CURSES)

Definition at line 73 of file resize.c.

74{
75 struct winsize w = mutt_get_winsize();
76
77 int screenrows = w.ws_row;
78 int screencols = w.ws_col;
79
80 if (screenrows <= 0)
81 {
82 const char *cp = mutt_str_getenv("LINES");
83 if (cp && !mutt_str_atoi_full(cp, &screenrows))
84 screenrows = 24;
85 }
86
87 if (screencols <= 0)
88 {
89 const char *cp = mutt_str_getenv("COLUMNS");
90 if (cp && !mutt_str_atoi_full(cp, &screencols))
91 screencols = 80;
92 }
93
94 resizeterm(screenrows, screencols);
95 rootwin_set_size(screencols, screenrows);
97}
const char * mutt_str_getenv(const char *name)
Get an environment variable.
Definition: string.c:927
void window_notify_all(struct MuttWindow *win)
Notify observers of changes to a Window and its children.
Definition: mutt_window.c:144
static struct winsize mutt_get_winsize(void)
Get the window size.
Definition: resize.c:53
void rootwin_set_size(int cols, int rows)
Set the dimensions of the Root Window.
Definition: rootwin.c:226
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