wip subwindow

[chiark-tcl-applet.git] / example

diff --git a/example b/example
index bdb3955b770f235ed6a18f127ff6be469669522f..b1a9c862236e90c57b6bc0196f1c00d64d51ad83 100755 (executable)
--- a/example
+++ b/example
@@ -2,97 +2,92 @@
 # -*- Tcl -*-
 
 source applet.tcl
+source subproc.tcl
 
-#----- specifics -----
+#----- menu -----
 
-.m1 add command -command { msel; puts hi } -label hi
-.m3 add command -command { msel; puts boo } -label boo
+foreach b {1 3} {
+    applet::setup-button-menu $b
+}
+
+.m1 add command -command { applet::msel; puts hi } -label hi
+.m3 add command -command { applet::msel; puts boo } -label boo
 
-image create bitmap ims -file gs_s.xbm   
+#image create bitmap ims -file gs_s.xbm   
 #image create bitmap ims -file /usr/share/ghostscript/8.71/lib/gs_s.xbm   
 #setimage ims
-
-image create photo ph-dummy ;# -width 40 -height 23
-.i configure -image ph-dummy
 #setimage ims
 
-setuptooltip
-settooltip "line\nanother"
-
-destroy [frame .i.make-exist]
-destroy [frame .i.i.make-exist]
-
-proc innerwindow {} {
-    puts "INNER"
-    catch { destroy .i.i.c }
-    if {![winfo exists .i.i]} return
-    destroy [frame .i.i.make-exist]
-#    if {[catch {
-#      .i.i configure -width [winfo width .i.i] -height [winfo height .i.i]
-#    } emsg]} {
-#      puts stderr $emsg...
-#      return
-#    }
-    frame .i.i.b -background darkblue -bd 1
-    pack .i.i.b -fill both -side left -expand 1
-    frame .i.i.b.c -container 1 -background orange ;# -width 35 -height 15
-    pack .i.i.b.c -fill both -side left -expand 1
-    puts "ID [winfo id .i.i.b.c]"
-#    bind .i.i.b.c <Configure> iiconfigure
-iiconfigure
-}
-
-proc iiconfigure {} {
-    puts IICONFIG
-    puts "IC [winfo id .i.i]"
-    set w [winfo width .i.i]
-    set h [winfo height .i.i]
-    puts "W $w H $h"
-set w 40
-    ph-dummy configure -width $w -height 2 ;#$h
-#    if {![string length [info command .i.i]]} {
-#      puts NO
-#      return
-#    }
-#    .i.i.b.c configure -width $w -height $h -background blue
-
-exec /home/ian/things/Chiark-utils/chiark-utils.git/cprogs/xacpi-simple \
-       -into [winfo id .i.i.b.c] &
-}
-
-##bind all <<IconCreate>> { puts sponge }
-##bind all <<Sping>> { puts sping%W }
-
-#bind .i <<IconConfigure>> innerwindow
-innerwindow
+applet::setup-tooltip { puts VIS } { puts INVIS }
+applet::tooltip-set "line\nanother"
 
-#foreach w {. .i .i.i} {
-    bind all <<IconCreate>> { puts "create %W" }
-    bind all <<IconConfigure>> { puts "config %W" }
-#}
+fconfigure stdout -buffering line
 
-puts gening
+set status none
 
-#foreach ev {MapRequest ResizeRequest ConfigureRequest Create  Gravity
-# Reparent Circulate
-#Configure Visibility
-#} {
-#      bind .i <$ev> { puts "$ev => [winfo children .i]" }
-#}
+proc destroying {} {
+    global status
+    puts "DESTROYING $status"
+    switch -exact $status {
+       none { }
+       old { }
+       default { kill $status; set status old }
+    }
+}
 
-#proc report {} {
-#      after 1000 report
-#      puts "children: [winfo children .i]"
-#}
+proc ready {} {
+    global status
+    puts "READY $status"
+    switch -exact $status {
+       none {
+           run-child
+       }
+       old {
+           # wait for it to die
+       }
+       default {
+           error "unexpected state $status"
+       }
+    }
+    puts "READY-done $status"
+}
 
-#report
+set ratelimit 0
+
+proc run-child {} {
+    global status ratelimit
+
+    puts "RUN-CHILD $status"
+    set now [clock seconds]
+    lappend ratelimit $now
+    while {[lindex $ratelimit 0] < {$now - 10}} {
+       set ratelimit [lrange $ratelimit 1 end]
+    }
+    if {[llength $ratelimit] > 10} {
+       puts stderr "crashing repeatedly, quitting $ratelimit"
+       exit 127
+    }
+
+    set status none
+    set status [subproc::fork child-died {
+       execl xacpi-simple [list -into [winfo id .i.i.b.c]]
+    }]
+    puts "FORKED $status"
+}
 
-#after idle {
-#      winfo children .i
-#      frame .i.inner.c -container 1 -background yellow
-#      pack .i.inner.c
+proc child-died {how how2} {
+    puts "DIED $how $how2"
+    global status
+    switch -exact $status {
+       old {
+           set status none
+           run-child
+       }
+       default {
+           set status none
+           innerwindow-resetup-required "child died"
+       }
+    }
+}
 
-#      after idle {
-#                  puts [winfo id .i.c]
-#    }
-#}
+applet::setup-subwindow 40 destroying ready