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Bindable functions take a boolean as flag.

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Emphasize which one always return TRUE.
Use mloutfail() to introduce consistency when a function fails with error message.
This commit is contained in:
Renaud
2021-08-11 17:02:19 +08:00
parent 665d9ca1da
commit 50b727bf7f
31 changed files with 1593 additions and 1789 deletions
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86
window.h
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@@ -1,34 +1,35 @@
/* window.h -- window functionality */
#ifndef _WINDOW_H_
#define _WINDOW_H_
#include "defines.h" /* COLOR, SCROLLCODE */
#include "buffer.h" /* buffer, line */
#include "buffer.h" /* buffer_p, line_p */
#include "names.h" /* BINDABLE() */
/*
* There is a window structure allocated for every active display window. The
* windows are kept in a big list, in top to bottom screen order, with the
* listhead at "wheadp". Each window contains its own values of dot and mark.
* The flag field contains some bits that are set by commands to guide
* redisplay. Although this is a bit of a compromise in terms of decoupling,
* the full blown redisplay is just too expensive to run for every input
* character.
/* There is a window structure allocated for every active display window.
The windows are kept in a big list, in top to bottom screen order, with
the listhead at "wheadp". Each window contains its own values of dot
and mark. The flag field contains some bits that are set by commands to
guide redisplay. Although this is a bit of a compromise in terms of
decoupling, the full blown redisplay is just too expensive to run for
every input character.
*/
typedef struct window {
struct window *w_wndp; /* Next window */
struct buffer *w_bufp; /* Buffer displayed in window */
buffer_p w_bufp ; /* Buffer displayed in window */
line_p w_linep ; /* Top line in the window */
line_p w_dotp ; /* Line containing "." */
line_p w_markp ; /* Line containing "mark" */
int w_doto ; /* Byte offset for "." */
int w_marko; /* Byte offset for "mark" */
int w_toprow ; /* Origin 0 top row of window */
int w_ntrows ; /* # of rows of text in window */
char w_force; /* If NZ, forcing row. */
char w_flag; /* Flags. */
#if COLOR
char w_fcolor; /* current forground color */
char w_bcolor; /* current background color */
#endif
int w_marko ; /* Byte offset for "mark" */
int w_toprow ; /* Origin 0 top row of window */
int w_ntrows ; /* # of rows of text in window */
char w_force ; /* If NZ, forcing row. */
char w_flag ; /* Flags. */
# if COLOR
char w_fcolor ; /* current forground color */
char w_bcolor ; /* current background color */
# endif
} *window_p ;
extern window_p curwp ; /* Current window */
@@ -44,31 +45,34 @@ extern window_p wheadp ; /* Head of list of windows */
#define WFMODE 0x10 /* Update mode line. */
#define WFCOLR 0x20 /* Needs a color change */
#if SCROLLCODE
#define WFKILLS 0x40 /* something was deleted */
#define WFINS 0x80 /* something was inserted */
#endif
# if SCROLLCODE
# define WFKILLS 0x40 /* something was deleted */
# define WFINS 0x80 /* something was inserted */
# endif
/* Bindable functions */
BINDABLE( delwind) ;
BINDABLE( enlargewind) ;
BINDABLE( mvdnwind) ;
BINDABLE( mvupwind) ;
BINDABLE( newsize) ;
BINDABLE( newwidth) ;
BINDABLE( nextwind) ;
BINDABLE( onlywind) ;
BINDABLE( prevwind) ;
TBINDABLE( redraw) ;
TBINDABLE( reposition) ;
BINDABLE( resize) ;
BINDABLE( restwnd) ;
BINDABLE( savewnd) ;
BINDABLE( scrnextdw) ;
BINDABLE( scrnextup) ;
BINDABLE( shrinkwind) ;
BINDABLE( splitwind) ;
int reposition( int f, int n);
int redraw( int f, int n) ;
int nextwind( int f, int n) ;
int prevwind( int f, int n) ;
int mvdnwind( int f, int n) ;
int mvupwind( int f, int n) ;
int onlywind( int f, int n) ;
int delwind( int f, int n) ;
int splitwind( int f, int n) ;
int enlargewind( int f, int n) ;
int shrinkwind( int f, int n) ;
int resize( int f, int n) ;
int scrnextup( int f, int n) ;
int scrnextdw( int f, int n) ;
int savewnd( int f, int n) ;
int restwnd( int f, int n) ;
int newsize( int f, int n) ;
int newwidth( int f, int n) ;
int getwpos( void) ;
void cknewwindow( void) ;
window_p wpopup( void) ; /* Pop up window creation. */
#endif
/* end of window.h */