From a22bf909ca27436202fc2f62f4e81ed6a479c957 Mon Sep 17 00:00:00 2001
From: Daniel Napora <napcok@gmail.com>
Date: Fri, 28 May 2021 03:32:29 +0200
Subject: [PATCH] chwp

---
 bin/chwp | 51 ++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 46 insertions(+), 5 deletions(-)

diff --git a/bin/chwp b/bin/chwp
index f9bcd56..3517c4e 100755
--- a/bin/chwp
+++ b/bin/chwp
@@ -1,5 +1,4 @@
 #!/bin/bash
-
 CONFIG_DIR="$HOME/.config/chwp"
 CONFIG_FILE="$CONFIG_DIR/chwp.conf"
 WALLPAPERS_LIST="$CONFIG_DIR/wplist"
@@ -13,7 +12,7 @@ cat <<EOF > ${CONFIG_FILE}
 # Directory with wallpapers
 wallpaper_dir=/usr/share/backgrounds/
 # Rotate time in seconds
-interval=60
+interval=10
 # Wallpaper setter program: nitrogen or feh
 setter=nitrogen
 EOF
@@ -26,17 +25,44 @@ source <(grep = $CONFIG_FILE)
 case "$setter" in
     nitrogen) command="nitrogen --set-zoom-fill --save";;
     feh) command="feh --bg-fill" ;;
+    pcmanfm) command="pcmanfm -w" ;;
     *) echo "Unknown wallpaper setter. Please check your config file $CONFIG_FILE";exit 1;;
 esac
 
-while true
-do
+checkwplist() {
     # If list does not exist or is empty
     if [[ ! -f $WALLPAPERS_LIST || $(wc -l <$WALLPAPERS_LIST) -lt 1 ]]; then
     # Prepare list with wallpapers (only PNG and JPG)
     ls -1 "$wallpaper_dir"/*{.jpg,.png} > "$WALLPAPERS_LIST"
     fi
-    
+}
+
+one() {
+    checkwplist
+    line=$(shuf -n 1 $WALLPAPERS_LIST)
+        #delete it from list
+        grep -v "$line" "$WALLPAPERS_LIST" > "$CONFIG_DIR/tmpfile"; mv "$CONFIG_DIR/tmpfile" "$WALLPAPERS_LIST"
+        #run command to set wallpaper
+        ${command} ${line}
+        exit 0
+}
+
+choose() {
+    SCREENSIZE=$(wmctrl -d |grep "*" | awk -F' ' '{print $4}')
+    W="${SCREENSIZE%x*}"
+    H="${SCREENSIZE#*x}"
+    FW=$((W/4))
+    FH=$((H/4))
+    X="40"
+    Y=$((H-FH-40))
+    notify-send.sh -u normal -i image "Select wallpaper" "\nUse <b>Arrows</b> or <b>mousewheel</b> to navigate.\n<b>Enter</b> to set wallpaper.\n<b>Esc</b> to quit."
+    feh -B "#4D4D4D" -N -x --scale-down -E ${FH} -y ${FW} -^ "Enter=select, Arrows=next,prev" -g ${FW}x${FH}+${X}+${Y} ${wallpaper_dir} -A "${command} %f"
+}
+
+slideshow() {
+while true
+do
+    checkwplist
     # if wallpapers list have more than 0 lines
     while [ $(wc -l <$WALLPAPERS_LIST) -gt 0 ]
     do
@@ -49,3 +75,18 @@ do
         sleep ${interval}
     done
 done
+}
+
+usage() {
+    grep "^#:" $0 | while read DOC; do printf '%s\n' "${DOC###:}"; done
+    exit
+}
+
+case "$1" in
+    -o|one) one;;
+    -c|choose) choose;;
+    -h|--help) usage;;
+     *) slideshow;;
+esac
+
+exit 0