X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=chiark-tcl-applet.git;a=blobdiff_plain;f=xbatmon-simple-tray;h=2a3948c9131e19284890a7ab90c00d00d5fb7285;hp=e53945a4ab6e3c0010a07d59f964e5d06eda2cf9;hb=a28043c357ce68cd1d1dd17abc81e39cc7f7b84a;hpb=2ad3f13ef50c105ebedbaff56992df7b23c0136c

diff --git a/xbatmon-simple-tray b/xbatmon-simple-tray
index e53945a..2a3948c 100755
--- a/xbatmon-simple-tray
+++ b/xbatmon-simple-tray
@@ -5,8 +5,8 @@
 #  xbatmon-simple-tray
 #    [WISH-OPTIONS... [-- TRAY-EMBED-OPTIONS... [-- XBATMON-SIMPLE-OPTIONS...]]]
 
-source applet.tcl
 source subproc.tcl
+source utils.tcl
 source args.tcl
 
 proc cmdline {id orientation} {
@@ -14,11 +14,125 @@ proc cmdline {id orientation} {
     return [concat [list xacpi-simple -into $id] $argv]
 }
 
+#----- tooltip generation -----
+
+proc tt-invisible {} {
+    tt-noafter
+    applet::tooltip-set {}
+}
+
+proc tt-noafter {} {
+    global ttafter
+    catch { after cancel $ttafter }
+    catch { unset ttafter }
+}
+
+proc tt-show {} {
+    global ttafter
+    tt-noafter
+    set ttafter [after 500 tt-show]
+    applet::tooltip-set [tt-string]
+}
+
+proc tt-string {} {
+    global errorInfo
+    set lines {}
+    if {[catch {
+	set dir /sys/class/power_supply
+	foreach f [glob -nocomplain -tails -directory $dir *] {
+	    debug::debug "TT-INFO $f"
+	    if {[catch { 
+		set chan [open $dir/$f/uevent]
+		tt-info $chan
+	    } info]} {
+		set info "error: $info"
+		debug::debug "$f $errorInfo"
+	    }
+	    lappend lines "$f: $info"
+	    catch { close $chan }
+	    catch { unset chan }
+	}
+    } emsg]} {
+	lappend lines "error scanning: $emsg"
+	debug::debug "scanning $errorInfo"
+    }
+    if {![llength $lines]} {
+	lappend lines "no power information"
+    }
+    return [join $lines "\n"]
+}
+
+proc compute {power energy factor} {
+    upvar 1 a a
+    upvar 1 q q
+    debug::debug "COMPUTE $power $energy $factor"
+    foreach ent {energy NOW} {energy FULL} {energy FULL_DESIGN} {power NOW} {
+	manyset $ent pe k
+	set kv "[set $pe]_$k"
+	if {![info exists a($kv)]} { return 0 }
+	set q("${pe}_${k}") [expr {$a($kv) * $factor}]
+    }
+    return 1
+}
+
+proc tt-info {chan} {
+    while {[gets $chan l] >= 0} {
+	if {[regexp {^POWER_SUPPLY_([A-Z0-9_]+)=(.*)$} $l dummy k v]} {
+	    debug::debug "  uevent ok  $l"
+	    set a($k) $v
+	} else {
+	    debug::debug "  uevent unk $l"
+	}
+    }
+    set o "$a(TYPE)"
+    switch -exact -- $a(TYPE) {
+	Mains {
+	    switch -exact -- $a(ONLINE) {
+		0 { append o " Offline" }
+		1 { append o " Online" }
+		default { append o " ?$o" }
+	    }
+	}
+	Battery {
+	    switch -exact -- $a(PRESENT) {
+		0 { append o " Absent"; return $o }
+		1 { append o " Present" }
+		default { apend o " ?$o" }
+	    }
+	    append o " $a(STATUS)"
+	    if {[compute POWER ENERGY 1.0] ||
+		[compute CURRENT CHARGE [expr {$a(VOLTAGE_NOW) * 1e-6}]]} {
+		debug::debug "COMPUTE OK"
+	    } else {
+		append o " ?"
+	    }
+	}
+    }
+}
+
+#----- modes -----
+
+proc mode/normal {} {
+    uplevel #0 source applet.tcl
+    applet::setup-subproc cmdline
+    applet::setup-tooltip tt-show tt-invisible
+}
+
+proc mode/-tooltip-string {} {
+    puts [tt-string]
+    exit 0
+}
+
+#----- command line parsing -----
+
+set mode normal
+
 while {[args::next_special arg]} {
     switch -exact -- $arg {
 	-- { break }
+	-tooltip-string { set mode $arg }
 	default { args::badoption }
     }
 }
 
-applet::setup-subproc cmdline
+mode/$mode