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This commit is contained in:
cinap_lenrek 2018-08-21 02:04:33 +02:00
commit b1b347a0f4
3 changed files with 34 additions and 21 deletions
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5
sys/src/cmd/vnc/draw.c
View file

@ -29,6 +29,9 @@ vncsetdim(Vnc *v, Rectangle dim)
pixbuf = realloc(pixbuf, v->dim.max.x * pixb * v->dim.max.y); pixbuf = realloc(pixbuf, v->dim.max.x * pixb * v->dim.max.y);
if(linebuf == nil || pixbuf == nil) if(linebuf == nil || pixbuf == nil)
sysfatal("can't allocate pix decompression storage"); sysfatal("can't allocate pix decompression storage");
lockdisplay(display);
adjustwin(v, 0);
unlockdisplay(display);
} }
static void static void
@ -79,7 +82,7 @@ requestupdate(Vnc *v, int incremental)
r = rectsubpt(screen->r, screen->r.min); r = rectsubpt(screen->r, screen->r.min);
unlockdisplay(display); unlockdisplay(display);
vnclock(v); vnclock(v);
if(incremental == 0 && v->canresize && !eqrect(r, v->dim)){ if(incremental == 0 && (v->canresize&2)!=0 && !eqrect(r, v->dim)){
vncwrchar(v, MSetDesktopSize); vncwrchar(v, MSetDesktopSize);
vncwrchar(v, 0); vncwrchar(v, 0);
vncwrpoint(v, r.max); vncwrpoint(v, r.max);

1
sys/src/cmd/vnc/vncv.h
View file

@ -18,6 +18,7 @@ extern Vnc* vnc;
extern int mousefd; extern int mousefd;
/* wsys.c */ /* wsys.c */
extern void adjustwin(Vnc*, int);
extern void readkbd(Vnc*); extern void readkbd(Vnc*);
extern void initmouse(void); extern void initmouse(void);
extern void mousewarp(Point); extern void mousewarp(Point);

49
sys/src/cmd/vnc/wsys.c
View file

@ -10,35 +10,46 @@ struct Mouse {
Point xy; Point xy;
}; };
static void void
resize(Vnc *v, int first) adjustwin(Vnc *v, int force)
{ {
int fd; int fd;
Point d; Point d;
lockdisplay(display); if(force)
if(getwindow(display, Refnone) < 0) d = v->dim.max;
sysfatal("internal error: can't get the window image"); else {
if(!v->canresize){
/* /*
* limit the window to at most the vnc server's size * limit the window to at most the vnc server's size
*/ */
d = addpt(v->dim.max, Pt(2*Borderwidth, 2*Borderwidth)); d = subpt(screen->r.max, screen->r.min);
if(first || d.x < Dx(screen->r) || d.y < Dy(screen->r)){ if(d.x > v->dim.max.x){
fd = open("/dev/wctl", OWRITE); d.x = v->dim.max.x;
if(fd >= 0){ force = 1;
fprint(fd, "resize -dx %d -dy %d", d.x, d.y); }
close(fd); if(d.y > v->dim.max.y){
} d.y = v->dim.max.y;
force = 1;
}
}
if(force) {
fd = open("/dev/wctl", OWRITE);
if(fd >= 0){
fprint(fd, "resize -dx %d -dy %d", d.x+2*Borderwidth, d.y+2*Borderwidth);
close(fd);
} }
} }
unlockdisplay(display);
} }
static void static void
eresized(void) resized(int first)
{ {
resize(vnc, 0); lockdisplay(display);
if(getwindow(display, Refnone) < 0)
sysfatal("internal error: can't get the window image");
if((vnc->canresize&2) == 0)
adjustwin(vnc, first);
unlockdisplay(display);
requestupdate(vnc, 0); requestupdate(vnc, 0);
} }
@ -130,8 +141,7 @@ readmouse(Vnc *v)
memmove(curs+2*4, cs->clr, 2*2*16); memmove(curs+2*4, cs->clr, 2*2*16);
write(cursorfd, curs, sizeof curs); write(cursorfd, curs, sizeof curs);
resize(v, 1); resized(1);
requestupdate(vnc, 0);
start = end = buf; start = end = buf;
len = 0; len = 0;
for(;;){ for(;;){
@ -155,8 +165,7 @@ readmouse(Vnc *v)
} }
} }
} else } else
eresized(); resized(0);
start += EventSize; start += EventSize;
len -= EventSize; len -= EventSize;
} }