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authorRuss Cox <rsc@swtch.com>2020-05-18 23:45:03 -0400
committerRuss Cox <rsc@swtch.com>2020-05-18 23:45:03 -0400
commitd25d0ca1a3682d97df67f62789767562aa5bf1b3 (patch)
tree95e736b3189ffd5dbb74fb74c41eb8ac450de8f5 /src/libdraw
parentb4cc38f94321c71e8d19fbbd4691e72f7c0d817b (diff)
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devdraw, libdraw: handle keyboard runes > U+FFFF
Runes in Plan 9 were limited to the 16-bit BMP when I drew up the RPC protocol between graphical programs and devdraw a long time ago. Now that they can be 32-bit, use a 32-bit wire encoding too. A new message number to avoid problems with other clients (like 9fans.net/go). Add keyboard shortcut alt : , for U+1F602, face with tears of joy, to test that it all works.
Diffstat (limited to 'src/libdraw')
-rw-r--r--src/libdraw/drawclient.c2
-rw-r--r--src/libdraw/drawfcall.c15
-rw-r--r--src/libdraw/event.c2
3 files changed, 17 insertions, 2 deletions
diff --git a/src/libdraw/drawclient.c b/src/libdraw/drawclient.c
index 9376f9c0..c38f4801 100644
--- a/src/libdraw/drawclient.c
+++ b/src/libdraw/drawclient.c
@@ -333,7 +333,7 @@ _displayrdkbd(Display *d, Rune *r)
{
Wsysmsg tx, rx;
- tx.type = Trdkbd;
+ tx.type = Trdkbd4;
if(displayrpc(d, &tx, &rx, nil) < 0)
return -1;
*r = rx.rune;
diff --git a/src/libdraw/drawfcall.c b/src/libdraw/drawfcall.c
index eea14095..94115384 100644
--- a/src/libdraw/drawfcall.c
+++ b/src/libdraw/drawfcall.c
@@ -50,6 +50,7 @@ sizeW2M(Wsysmsg *m)
case Rcursor:
case Rcursor2:
case Trdkbd:
+ case Trdkbd4:
case Rlabel:
case Rctxt:
case Rinit:
@@ -73,6 +74,8 @@ sizeW2M(Wsysmsg *m)
return 4+1+1+_stringsize(m->error);
case Rrdkbd:
return 4+1+1+2;
+ case Rrdkbd4:
+ return 4+1+1+4;
case Tlabel:
return 4+1+1+_stringsize(m->label);
case Tctxt:
@@ -117,6 +120,7 @@ convW2M(Wsysmsg *m, uchar *p, uint n)
case Rcursor:
case Rcursor2:
case Trdkbd:
+ case Trdkbd4:
case Rlabel:
case Rctxt:
case Rinit:
@@ -166,6 +170,9 @@ convW2M(Wsysmsg *m, uchar *p, uint n)
case Rrdkbd:
PUT2(p+6, m->rune);
break;
+ case Rrdkbd4:
+ PUT(p+6, m->rune);
+ break;
case Tlabel:
PUTSTRING(p+6, m->label);
break;
@@ -221,6 +228,7 @@ convM2W(uchar *p, uint n, Wsysmsg *m)
case Rcursor:
case Rcursor2:
case Trdkbd:
+ case Trdkbd4:
case Rlabel:
case Rctxt:
case Rinit:
@@ -270,6 +278,9 @@ convM2W(uchar *p, uint n, Wsysmsg *m)
case Rrdkbd:
GET2(p+6, m->rune);
break;
+ case Rrdkbd4:
+ GET(p+6, m->rune);
+ break;
case Tlabel:
GETSTRING(p+6, &m->label);
break;
@@ -360,6 +371,10 @@ drawfcallfmt(Fmt *fmt)
return fmtprint(fmt, "Trdkbd");
case Rrdkbd:
return fmtprint(fmt, "Rrdkbd rune=%C", m->rune);
+ case Trdkbd4:
+ return fmtprint(fmt, "Trdkbd4");
+ case Rrdkbd4:
+ return fmtprint(fmt, "Rrdkbd4 rune=%C", m->rune);
case Tlabel:
return fmtprint(fmt, "Tlabel label='%s'", m->label);
case Rlabel:
diff --git a/src/libdraw/event.c b/src/libdraw/event.c
index 9d7e10c2..e2d5f707 100644
--- a/src/libdraw/event.c
+++ b/src/libdraw/event.c
@@ -284,7 +284,7 @@ extract(int canblock)
}
}else if(i == Skeyboard){
if(eslave[i].rpc == nil)
- eslave[i].rpc = startrpc(Trdkbd);
+ eslave[i].rpc = startrpc(Trdkbd4);
if(eslave[i].rpc){
/* if ready, don't block in select */
if(eslave[i].rpc->p)