From 078e1c69b836ab2c4c671488764da78750c3c02f Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Sat, 1 Aug 2020 00:28:48 -0400
Subject: add scripts to switch a workspace between a virtual screen

this keeps it rendering even while offscreen so obs works correctly
---
 bin/hush/i3-switch-workspace | 31 ++++++++++++++++++++++++-------
 bin/hush/vscreen             | 17 +++++++++++++++++
 config/i3/config             |  1 +
 3 files changed, 42 insertions(+), 7 deletions(-)
 create mode 100755 bin/hush/vscreen

diff --git a/bin/hush/i3-switch-workspace b/bin/hush/i3-switch-workspace
index acae465..b54afa1 100755
--- a/bin/hush/i3-switch-workspace
+++ b/bin/hush/i3-switch-workspace
@@ -8,6 +8,8 @@ use JSON::PP;
 
 my $json = JSON::PP->new;
 
+my $virtual_workspace = 'virtual';
+
 my %message_types = (
     command        => 0,
     get_workspaces => 1,
@@ -32,11 +34,17 @@ my $tree_data = $json->decode(i3_msg('get_tree'));
 my $first = 99999;
 my $last = -99999;
 my $cur;
+my $cur_name;
+my $virtual_output;
 
 for my $i (0..$#$workspace_data) {
     my $num = $workspace_data->[$i]{num};
     if ($workspace_data->[$i]{focused}) {
         $cur = $num;
+        $cur_name = $workspace_data->[$i]{name};
+        if ($cur_name eq $virtual_workspace) {
+            $virtual_output = $workspace_data->[$i]{output};
+        }
     }
 
     my $workspace_tree = find_workspace($tree_data, $num);
@@ -48,25 +56,34 @@ for my $i (0..$#$workspace_data) {
     $last = $num if $num > $last;
 }
 
-my $to;
 if ($dir eq 'prev') {
     if ($cur >= $first) {
-        $to = $cur - 1;
+        i3_msg('command', "workspace ${\($cur - 1)}");
     }
 }
 elsif ($dir eq 'next') {
     if ($cur <= $last) {
-        $to = $cur + 1;
+        i3_msg('command', "workspace ${\($cur + 1)}");
+    }
+}
+elsif ($dir eq $virtual_workspace) {
+    if (!defined $virtual_output || $virtual_output eq 'VIRTUAL1') {
+        i3_msg(
+            'command',
+            "workspace $virtual_workspace; move workspace to output eDP1",
+        );
+    }
+    else {
+        i3_msg(
+            'command',
+            "workspace $virtual_workspace; move workspace to output VIRTUAL1",
+        );
     }
 }
 else {
     die "unknown subcommand $dir";
 }
 
-if (defined $to) {
-    i3_msg('command', "workspace $to");
-}
-
 sub find_workspace {
     my ($tree, $num) = @_;
     if (exists $tree->{num} && $tree->{num} == $num) {
diff --git a/bin/hush/vscreen b/bin/hush/vscreen
new file mode 100755
index 0000000..d39b389
--- /dev/null
+++ b/bin/hush/vscreen
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+
+case "$1" in
+    goto)
+        xrandr --addmode VIRTUAL1 1920x1080
+        xrandr --output VIRTUAL1 --auto --output eDP1 --auto --left-of VIRTUAL1
+        i3-switch-workspace virtual
+        ;;
+    off)
+        xrandr --output VIRTUAL1 --off
+        ;;
+    *)
+        echo "bad subcommand $1" >&2
+        exit 1
+        ;;
+esac
diff --git a/config/i3/config b/config/i3/config
index 510adeb..7ff71f9 100644
--- a/config/i3/config
+++ b/config/i3/config
@@ -42,6 +42,7 @@ bindsym $mod+space       focus mode_toggle
 
 bindsym $mod+bracketleft  exec i3-switch-workspace prev
 bindsym $mod+bracketright exec i3-switch-workspace next
+bindsym $mod+v            exec vscreen goto
 
 bindsym $mod+1 workspace 1
 bindsym $mod+2 workspace 2
-- 
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