[9fans] Scrolling for plan9port sam

[J.R. Mauro]

could someone help clean this crappy patch up a bit? i'm drunk and sam
not being able to understand my scrollwheel is really pissing me off.
at least this works despite it being ugly and steeped in cheap
whiskey...


--jorden


diff -r 5f1b36ecd9db src/cmd/samterm/main.c
--- a/src/cmd/samterm/main.c    Tue Jun 09 09:26:13 2009 -0700
+++ b/src/cmd/samterm/main.c    Wed Jul 01 00:29:48 2009 -0400
@@ -142,6 +142,10 @@
                                        scroll(which, 3);
                                else
                                        menu3hit();
+                       } else if((mousep->buttons&8)) {
+                               scroll(nwhich, 1);
+                       } else if((mousep->buttons&16)) {
+                               scroll(nwhich, 3);
                        }
                        mouseunblock();
                }
diff -r 5f1b36ecd9db src/cmd/samterm/scroll.c
--- a/src/cmd/samterm/scroll.c  Tue Jun 09 09:26:13 2009 -0700
+++ b/src/cmd/samterm/scroll.c  Wed Jul 01 00:29:48 2009 -0400
@@ -100,7 +100,7 @@
 void
 scroll(Flayer *l, int but)
 {
-       int in = 0, oin;
+       int in = 0, oin, scw = 0;
        long tot = scrtotal(l);
        Rectangle scr, r, s, rt;
        int x, y, my, oy, h;
@@ -116,9 +116,10 @@
        do{
                oin = in;
                in = abs(x-mousep->xy.x)<=FLSCROLLWID/2;
+               scw = ((mousep->buttons&8) | (mousep->buttons&16));
                if(oin && !in)
                        scrunmark(l, r);
-               if(in){
+               if(in || scw){
                        scrmark(l, r);
                        oy = y;
                        my = mousep->xy.y;