based all colors on xresources

.config/rofi/applyXRDB.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+###########
+# Update rofi config to apply Xresources color scheme
+#
+
+NAMED_COLORS=("foreground" "background" "rofi_fgdim" "rofi_border" "rofi_selected")
+
+# Target file
+SKELETON_FILE="$HOME/.config/rofi/rofi.skeleton.rasi"
+TARGET_FILE="$HOME/.config/rofi/rofi.rasi"
+
+# copy input file to temporary file for black magic fuckery
+# (alacritty applies colors when the config file is written, so we want to do it
+# all in one write)
+cp "$SKELETON_FILE" "$TARGET_FILE.tmp"
+
+# Grab colors from Xresources
+xrdb ~/.Xresources
+
+# Named colors
+for i in "${NAMED_COLORS[@]}"
+do
+    color=$(xrdb -query | awk "/*.$i/ { print substr(\$2,2) }")
+    sed -i "s/%$i%/#${color}/g" "$TARGET_FILE.tmp"
+done
+
+# Numbered colors
+for i in {0..15}
+do
+    v=$(xrdb -query | awk '/*.color'"$i":'/ { print substr($2,2) }')
+    eval "sed -i 's/%color${i}%/#${v}/g' $TARGET_FILE.tmp";
+done
+
+
+# Finally, replace target file with our updated one
+rm -f "$TARGET_FILE"
+mv "$TARGET_FILE.tmp" "$TARGET_FILE"