Added a virtual profile named 'common', which calculates the lowest common resolution...

diff --git a/autorandr b/autorandr
index fd0e271f94c6f7c2362fe36999655cbcaac417f4..1f82fb273698ee409c480db5a3dbc299854bf652 100755 (executable)
--- a/autorandr
+++ b/autorandr
@@ -159,6 +159,53 @@ current_cfg_disper() {
        $DISPER -p
 }
 
+common_cfg_xrandr() {
+       $XRANDR -q | awk '
+       # variables:
+       #   output: current output
+       #   outputlist: space sep list of all outputs
+       #   outputarr: array of all connected outputs
+       #   outputarrsize: number of connected outputs
+       #   modelist[800x600]: space sep list of outputs supporting mode
+       BEGIN {
+           ORS = " " # output space sep argument list for xrandr
+       }
+       # display is connected
+       /^[^ ]+ connected / {
+           output=$1;
+           outputlist=outputlist " " output
+           outputarr[outputarrsize++]=output
+       }
+       # disconnected or disabled displays
+       /^[^ ]+ disconnected / ||
+       /^[^ ]+ unknown connection / {
+           print "--output",$1,"--off";
+       }
+       # modes available on a screen
+       /^   [0-9]+x[0-9]+/ {
+           modelist[$1]=modelist[$1] " " output
+       }
+       END {
+           # find common mode with largest screen area
+           for (m in modelist) {
+               if (modelist[m] == outputlist) {
+                   # calculate area of resolution
+                   split(m, wh, "x");
+                   if (wh[1]*wh[2] >= maxdim) {
+                       maxdim=wh[1]*wh[2]
+                       maxmode=m
+                   }
+               }
+           }
+           if (maxmode) {
+               for (i in outputarr)
+                   print "--output",outputarr[i],"--mode",maxmode,"--pos","0x0"
+           }
+           print param
+       }' \
+               | xargs -L 1 $XRANDR
+}
+
 current_cfg() {
        $CURRENT_CFG_METHOD;
 }
@@ -212,7 +259,7 @@ load_cfg_disper() {
 load() {
        local PROFILE="$1"
        local CONF="$PROFILES/$PROFILE/config"
-       [ -f "$CONF" ] || return 1
+       [ -f "$CONF" -o "$PROFILE" = "common" ] || return 1
        if [ -x "$PROFILES/preswitch" ]; then
                "$PROFILES/preswitch" "$PROFILE"
        fi
@@ -220,8 +267,13 @@ load() {
                "$PROFILES/$PROFILE/preswitch" "$PROFILE"
        fi
 
-       echo " -> loading profile $PROFILE"
-       $LOAD_METHOD "$CONF"
+       if [ $PROFILE = "common" ]; then
+               echo " -> setting largest common mode"
+               common_cfg_xrandr
+        else
+               echo " -> loading profile $PROFILE"
+               $LOAD_METHOD "$CONF"
+       fi
 
        if [ -x "$PROFILES/$PROFILE/postswitch" ]; then
                "$PROFILES/$PROFILE/postswitch" "$PROFILE"