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1 files changed, 48 insertions, 0 deletions

diff --git a/xmobar/trayer-padding-icon.sh b/xmobar/trayer-padding-icon.sh
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+++ b/xmobar/trayer-padding-icon.sh
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+#!/bin/sh
+# Copied from https://github.com/jaor/xmobar/issues/239#issuecomment-233206552
+# Detects the width of running trayer-srg window (xprop name 'panel')
+# and creates an XPM icon of that width, 1px height, and transparent.
+# Outputs an <icon>-tag for use in xmobar to display the generated
+# XPM icon.
+#
+# Run script from xmobar:
+# `Run Com "/where/ever/trayer-padding-icon.sh" [] "trayerpad" 10`
+# and use `%trayerpad%` in your template.
+
+
+# Function to create a transparent Wx1 px XPM icon
+create_xpm_icon () {
+    timestamp=$(date)
+    pixels=$(for i in `seq $1`; do echo -n "."; done)
+
+    cat << EOF > "$2"
+/* XPM *
+static char * trayer_pad_xpm[] = {
+/* This XPM icon is used for padding in xmobar to */
+/* leave room for trayer-srg. It is dynamically   */
+/* updated by by trayer-padding-icon.sh which is run  */
+/* by xmobar.                                     */
+/* Created: ${timestamp} */
+/* <w/cols>  <h/rows>  <colors>  <chars per pixel> */
+"$1 1 1 1",
+/* Colors (none: transparent) */
+". c none",
+/* Pixels */
+"$pixels"
+};
+EOF
+}
+
+# Width of the trayer window
+width=$(xprop -name panel | grep 'program specified minimum size' | cut -d ' ' -f 5)
+
+# Icon file name
+iconfile="$HOME/.xmonad/xpm/tmp/trayer-padding-${width}px.xpm"
+
+# If the desired icon does not exist create it
+if [ ! -f $iconfile ]; then
+    create_xpm_icon $width $iconfile
+fi
+
+# Output the icon tag for xmobar
+echo "<icon=${iconfile}/>"