examples -> etc

7 files changed, 450 insertions, 0 deletions

diff --git a/etc/build b/etc/build
new file mode 100644
index 0000000..9e9eb72
--- /dev/null
+++ b/etc/build
@@ -0,0 +1,17 @@
+#!/usr/bin/bash
+
+# An example build script that directs ghc to use a temporary directory for its
+# intermediate files instead of writing them into XMOBAR_CONFIG_DIR.  This
+# allows using a read-only XMOBAR_CONFIG_DIR.  To use this script, place it in
+# XMOBAR_CONFIG_DIR and call it "build".
+
+bin=$1
+object_dir=$(mktemp -d)
+
+default_build_args=(--make xmobar.hs -i -ilib -fforce-recomp -main-is main -v0 -o "$bin" -threaded -rtsopts -with-rtsopts -V0) # From src/Xmobar/App/Compile.hs
+extra_build_args=(-odir "$object_dir" -hidir "$object_dir")
+
+ghc "${default_build_args[@]}" "${extra_build_args[@]}"
+status=$?
+rm -r "$object_dir"
+exit $status
diff --git a/etc/padding-icon.sh b/etc/padding-icon.sh
new file mode 100755
index 0000000..ec3ada2
--- /dev/null
+++ b/etc/padding-icon.sh
@@ -0,0 +1,56 @@
+#!/bin/bash
+
+# Detects the width of running window with name given as first
+# argument (xprop name '$1') and creates an XPM icon of that width,
+# 1px height, and transparent.  Outputs an <icon>-tag for use in
+# xmobar to display the generated XPM icon.
+#
+# Run script from xmobar and trayer:
+# `Run Com "/where/ever/padding-icon.sh" ["panel"] "trayerpad" 10`
+# and use `%trayerpad%` in your template.
+# or, if you're using for instance stalonetray:
+# `Run Com "/where/ever/padding-icon.sh" ["stalonetray"] "tray" 10`
+
+# Very heavily based on Jonas Camillus Jeppensen code
+# https://codeberg.org/xmobar/xmobar/issues/239#issuecomment-233206552
+
+# Function to create a transparent Wx1 px XPM icon
+create_xpm_icon () {
+timestamp=$(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-pad-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
+}
+
+# panel window name
+pname=${1:-panel}
+
+# Width of the trayer window
+width=$(xprop -name $pname | grep 'program specified minimum size' | cut -d ' ' -f 5)
+
+# Icon file name
+iconfile="/tmp/$pname-padding-${width:-0}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}/>"
diff --git a/etc/status.sh b/etc/status.sh
new file mode 100755
index 0000000..151728b
--- /dev/null
+++ b/etc/status.sh
@@ -0,0 +1,56 @@
+#!/bin/bash
+
+STATUSPIPE="/tmp/xmobar_status_jrk"
+
+function isMuted () {
+    # retrieve mute status
+    # return an arbitrary string for true or nothing at all
+    echo
+}
+
+function getPercent () {
+    # somehow retrieve the percent value as plain int (e.g. "66")
+    echo "66"
+}
+
+function percentBar () {
+    local i=1                   res=
+          normal=47             high=80
+          fgColor='#657b83'     mutedColor='#cb4b16'
+          lowColor='#859900'    midColor='#b58900'
+          highColor='#cb4b16'
+
+          bar="$(echo -ne "\u2588")"
+          percent="$( getPercent )"
+          muted="$( isMuted )"
+
+    if [ -n "$muted" ]; then
+        res="<fc=$mutedColor>"
+    else
+        res="<fc=$lowColor>"
+    fi
+
+    while [ $i -lt $percent ]; do
+        if   [ $i -eq $normal -a -z "$muted" ]; then
+            res+="</fc><fc=$midColor>"
+        elif [ $i -eq $high   -a -z "$muted" ]; then
+            res+="</fc><fc=$highColor>"
+        fi
+
+        res+=$bar
+        i=$((i+1))
+    done
+
+    res+="</fc><fc=$fgColor>"
+
+    while [ $i -lt 100 ]; do
+        res+='-'
+        i=$((i+1))
+    done
+
+    echo "$res</fc>"
+}
+
+[[ -p $STATUSPIPE ]] || mkfifo $STATUSPIPE
+
+echo "$( percentBar )" > "$STATUSPIPE"
diff --git a/etc/xmobar.config b/etc/xmobar.config
new file mode 100644
index 0000000..e951b67
--- /dev/null
+++ b/etc/xmobar.config
@@ -0,0 +1,39 @@
+Config { font = "-misc-fixed-*-*-*-*-10-*-*-*-*-*-*-*"
+       , additionalFonts = []
+       , borderColor = "black"
+       , border = TopB
+       , bgColor = "black"
+       , fgColor = "grey"
+       , alpha = 255
+       , position = Top
+       , textOffset = -1
+       , iconOffset = -1
+       , lowerOnStart = True
+       , pickBroadest = False
+       , persistent = False
+       , hideOnStart = False
+       , iconRoot = "."
+       , allDesktops = True
+       , overrideRedirect = True
+       , textOutputFormat = Ansi
+       , commands = [ Run Weather "EGPF" ["-t","<station>: <tempC>C",
+                                          "-L","18","-H","25",
+                                          "--normal","green",
+                                          "--high","red",
+                                          "--low","lightblue"] 36000
+                    , Run Network "eth0" ["-L","0","-H","32",
+                                          "--normal","green","--high","red"] 10
+                    , Run Network "eth1" ["-L","0","-H","32",
+                                          "--normal","green","--high","red"] 10
+                    , Run Cpu ["-L","3","-H","50",
+                               "--normal","green","--high","red"] 10
+                    , Run Memory ["-t","Mem: <usedratio>%"] 10
+                    , Run Swap [] 10
+                    , Run Com "uname" ["-s","-r"] "" 36000
+                    , Run Date "%a %b %_d %Y %H:%M:%S" "date" 10
+                    ]
+       , sepChar = "%"
+       , alignSep = "}{"
+       , template = "%cpu% | %memory% * %swap% | %eth0% - %eth1% }\
+                    \{ <fc=#ee9a00>%date%</fc>| %EGPF% | %uname%"
+       }
diff --git a/etc/xmobar.el b/etc/xmobar.el
new file mode 100644
index 0000000..905af3d
--- /dev/null
+++ b/etc/xmobar.el
@@ -0,0 +1,164 @@
+;; xmobar.el --- Display xmobar text output -*- lexical-binding: t -*-
+
+;; Copyright 2022 jao <jao@gnu.org>
+;; Version: 0.0.1
+;; Package-Requires: ((emacs "28.1"))
+;; Keywords: unix
+
+;; Heavily inspired by Steven Allen's https://github.com/Stebalien/i3bar.el
+
+;; This file is not part of GNU Emacs.
+
+;; This file is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 3, or (at your option)
+;; any later version.
+
+;; This file is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING.  If not, write to
+;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
+
+;;; Commentary:
+
+;; Displays the output of an xmobar command in the Emacs mode-line (or tab-line).
+
+;;; Code:
+
+(eval-when-compile (require 'cl-lib))
+
+(require 'tab-bar)
+(require 'xterm-color nil t)
+
+(defgroup xmobar nil
+  "xmobar status display for Emacs."
+  :version "0.0.1"
+  :group 'mode-line)
+
+(defcustom xmobar-command '("xmobar" "-TAnsi")
+  "The xmobar command and flags."
+  :type '(choice (string :tag "Shell Command")
+                 (repeat (string))))
+
+(defcustom xmobar-tab-bar t
+  "Whether to dispaly xmobar output in the tab bar."
+  :type 'boolean)
+
+(defcustom xmobar-tab-split nil
+  "Split on this string for `xmobar-left-string' and `xmobar-right-string'."
+  :type 'string)
+
+(defcustom xmobar-tab-bar-format
+  '(xmobar-left-string tab-bar-format-align-right xmobar-right-string)
+  "Format for the tab bar when `xmobar-tab-bar' is t."
+  :type 'list)
+
+(defvar xmobar--process nil
+  "The running xmobar process, if any.")
+
+(defvar xmobar--left-string "")
+
+(defvar xmobar-string ""
+  "The xmobar string to be displayed in the mode-line or tab-bar.")
+
+(put 'xmobar-string 'risky-local-variable t)
+
+(defvar xmobar--colorize-fn
+  (if (featurep 'xterm-color) #'xterm-color-filter #'ansi-color-apply))
+
+(defvar xmobar--old-tab-format tab-bar-format)
+
+(defun xmobar-string () xmobar-string)
+(defun xmobar-right-string () xmobar-string)
+(defun xmobar-left-string () xmobar--left-string)
+
+;;;###autoload
+(define-minor-mode xmobar-mode
+  "Display an xmobar in the mode-line."
+  :global t :group 'xmobar
+  (xmobar--stop)
+  (if xmobar-mode
+      (progn (if xmobar-tab-bar
+                 (progn
+                   (setq xmobar--old-tab-format tab-bar-format)
+                   (setq tab-bar-format xmobar-tab-bar-format)
+                   (tab-bar-mode 1))
+               (or global-mode-string (setq global-mode-string '("")))
+               (unless (memq 'xmobar-string global-mode-string)
+                 (setq global-mode-string
+                       (append global-mode-string '(xmobar-string)))))
+             (xmobar--start))
+    (when xmobar-tab-bar (setq tab-bar-format xmobar--old-tab-format))))
+
+(defun xmobar--update (update)
+  "Apply an UPDATE to the xmobar bar."
+  (when xmobar-mode
+    (let* ((str (funcall xmobar--colorize-fn update))
+           (strs (and xmobar-tab-split (split-string str xmobar-tab-split))))
+      (setq xmobar-string (if strs (cadr strs) str)
+            xmobar--left-string (or (car strs) "")))
+    (force-mode-line-update t)))
+
+(defun xmobar--process-filter (proc string)
+  "Process output from the xmobar process."
+  (let ((buf (process-buffer proc)))
+    (when (buffer-live-p buf)
+      (with-current-buffer buf
+        ;; Write the input to the buffer (might be partial).
+        (save-excursion
+          (goto-char (process-mark proc))
+          (insert string)
+          (set-marker (process-mark proc) (point)))
+        (when (string-match-p "\n$" string)
+          (xmobar--update (buffer-string))
+          (delete-region (point-min) (point-max)))))))
+
+(defun xmobar--process-sentinel (proc status)
+  "Handle events from the xmobar process (PROC).
+If the process has exited, this function stores the exit STATUS in
+`xmobar-string'."
+  (unless (process-live-p proc)
+    (setq xmobar--process nil)
+    (let ((buf (process-buffer proc)))
+      (when (and buf (buffer-live-p buf)) (kill-buffer buf)))
+    (setq xmobar-string (format "xmobar: %s" status) xmobar--left-string "")))
+
+(defun xmobar--start ()
+  "Start xmobar."
+  (xmobar--stop)
+  (condition-case err
+      (setq xmobar--process
+            (make-process
+             :name "xmobar"
+             :buffer " *xmobar process*"
+             :stderr " *xmobar stderr*"
+             :command (ensure-list xmobar-command)
+             :connection-type 'pipe
+             :noquery t
+             :sentinel #'xmobar--process-sentinel
+             :filter #'xmobar--process-filter))
+    (error
+     (setq xmobar-string
+           (format "starting xmobar: %s" (error-message-string err))
+           xmobar--left-string ""))))
+
+(defun xmobar--stop ()
+  "Stop xmobar."
+  (when (and xmobar--process (process-live-p xmobar--process))
+    (delete-process xmobar--process))
+  (setq xmobar-string "" xmobar--left-string ""))
+
+;;;###autoload
+(defun xmobar-restart ()
+  "Restart the xmobar program."
+  (interactive)
+  (unless xmobar-mode (user-error "The xmobar-mode is not enabled"))
+  (xmobar--start))
+
+(provide 'xmobar)
+;;; xmobar.el ends here
diff --git a/etc/xmobar.hs b/etc/xmobar.hs
new file mode 100644
index 0000000..f8434fe
--- /dev/null
+++ b/etc/xmobar.hs
@@ -0,0 +1,77 @@
+------------------------------------------------------------------------------
+-- |
+-- Copyright: (c) 2018, 2019, 2022 Jose Antonio Ortega Ruiz
+-- License: BSD3-style (see LICENSE)
+--
+-- Maintainer: jao@gnu.org
+-- Stability: unstable
+-- Portability: portable
+-- Created: Sat Nov 24, 2018 21:03
+--
+--
+-- An example of a Haskell-based xmobar. Compile it with
+--   ghc --make -- xmobar.hs
+-- with the xmobar library installed or simply call:
+--   xmobar /path/to/xmobar.hs
+-- and xmobar will compile and launch it for you and
+------------------------------------------------------------------------------
+
+import Xmobar
+
+-- Example user-defined plugin
+
+data HelloWorld = HelloWorld
+    deriving (Read, Show)
+
+instance Exec HelloWorld where
+    alias HelloWorld = "hw"
+    run   HelloWorld = return "<fc=red>Hello World!!</fc>"
+
+-- Configuration, using predefined monitors as well as our HelloWorld
+-- plugin:
+
+config :: Config
+config = defaultConfig {
+  font = "xft:Sans Mono-9"
+  , additionalFonts = []
+  , borderColor = "black"
+  , border = TopB
+  , bgColor = "black"
+  , fgColor = "grey"
+  , alpha = 255
+  , position = Top
+  , textOffset = -1
+  , iconOffset = -1
+  , lowerOnStart = True
+  , pickBroadest = False
+  , persistent = False
+  , hideOnStart = False
+  , iconRoot = "."
+  , allDesktops = True
+  , overrideRedirect = True
+  , textOutputFormat = Ansi
+  , commands = [ Run $ Weather "EGPH" ["-t","<station>: <tempC>C",
+                                        "-L","18","-H","25",
+                                        "--normal","green",
+                                        "--high","red",
+                                        "--low","lightblue"] 36000
+               , Run $ Network "eth0" ["-L","0","-H","32",
+                                        "--normal","green","--high","red"] 10
+               , Run $ Network "eth1" ["-L","0","-H","32",
+                                        "--normal","green","--high","red"] 10
+               , Run $ Cpu ["-L","3","-H","50",
+                             "--normal","green","--high","red"] 10
+               , Run $ Memory ["-t","Mem: <usedratio>%"] 10
+               , Run $ Swap [] 10
+               , Run $ Com "uname" ["-s","-r"] "" 36000
+               , Run $ Date "%a %b %_d %Y %H:%M:%S" "date" 10
+              , Run HelloWorld
+              ]
+  , sepChar = "%"
+  , alignSep = "}{"
+  , template = "%cpu% | %memory% * %swap% | %eth0% - %eth1% }\
+               \ %hw% { <fc=#ee9a00>%date%</fc>| %EGPH% | %uname%"
+}
+
+main :: IO ()
+main = configFromArgs config >>= xmobar
diff --git a/etc/xmonadpropwrite.hs b/etc/xmonadpropwrite.hs
new file mode 100644
index 0000000..f3f4a5d
--- /dev/null
+++ b/etc/xmonadpropwrite.hs
@@ -0,0 +1,41 @@
+-- Copyright Spencer Janssen <spencerjanssen@gmail.com>
+--           Tomas Janousek <tomi@nomi.cz>
+-- BSD3 (see LICENSE)
+--
+-- Reads from standard input and writes to an X propery on root window.
+-- To be used with XPropertyLog:
+--  Add it to commands:
+--      Run XPropertyLog "_XMONAD_LOG_CUSTOM"
+--  Add it to the template:
+--      template = "... %_XMONAD_LOG_CUSTOM% ..."
+--  Run:
+--      $ blah blah | xmonadpropwrite _XMONAD_LOG_CUSTOM
+
+import Control.Monad
+import Graphics.X11
+import Graphics.X11.Xlib.Extras
+import qualified Data.ByteString as B
+import Foreign.C (CChar)
+import System.IO
+import System.Environment
+
+main = do
+    atom <- flip fmap getArgs $ \args -> case args of
+        [a] -> a
+        _   -> "_XMONAD_LOG"
+
+    d <- openDisplay ""
+    xlog <- internAtom d atom False
+    ustring <- internAtom d "UTF8_STRING" False
+
+    root  <- rootWindow d (defaultScreen d)
+
+    forever $ do
+        msg <- B.getLine
+        changeProperty8 d root xlog ustring propModeReplace (encodeCChar msg)
+        sync d True
+
+    return ()
+
+encodeCChar :: B.ByteString -> [CChar]
+encodeCChar = map fromIntegral . B.unpack