From dd7bef18199b0a6e84da795aa5f1c9e7379bdce7 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Tue, 30 Jun 2020 17:45:02 -0400
Subject: [PATCH] Add a toggle to enable/disable the sidebar.

---
 keys                |  3 +++
 muttrc              |  6 +++++-
 hooks => no-sidebar | 10 ++++++++++
 sidebar             | 15 +++++++++++++++
 sidebar-common      |  9 +++++++++
 5 files changed, 42 insertions(+), 1 deletion(-)
 rename hooks => no-sidebar (61%)
 create mode 100644 sidebar
 create mode 100644 sidebar-common

diff --git a/keys b/keys
index 957d22d..c822ebc 100644
--- a/keys
+++ b/keys
@@ -9,6 +9,9 @@ bind index <down> next-entry
 bind index "\Cp" previous-entry
 bind index "\Cn" next-entry
 bind index "\Cx\Cf" change-folder
+bind index "\ep" sidebar-prev
+bind index "\en" sidebar-next
+bind index "\eo" sidebar-open
 
 bind pager "\Cp" previous-line
 bind pager "\Cn" next-line
diff --git a/muttrc b/muttrc
index df70015..c4a6985 100644
--- a/muttrc
+++ b/muttrc
@@ -9,6 +9,10 @@ source "~/.mutt/colors"
 source "~/.mutt/headers"
 source "~/.mutt/keys"
 source "~/.mutt/folders"
-source "~/.mutt/hooks"
 source "~/.mutt/miscellaneous"
 source "~/.mutt/ssl"
+source "~/.mutt/sidebar-common"
+
+# If you want the sidebar enabled by default, change this
+# from no-sidebar to sidebar.
+source "~/.mutt/no-sidebar"
diff --git a/hooks b/no-sidebar
similarity index 61%
rename from hooks
rename to no-sidebar
index 83728ae..f3828b1 100644
--- a/hooks
+++ b/no-sidebar
@@ -1,3 +1,7 @@
+# Settings used only when the sidebar is NOT visible.
+unset sidebar_visible
+unset mail_check_stats
+
 # The "33" is a magic number, totaling the number of characters in the
 # non-subject/author fields.
 #
@@ -7,3 +11,9 @@
 folder-hook .*[sS]ent.* 'set my_col_from = `echo $((30 * ($(tput cols)-33) / 100))`; set my_col_subject = `echo $((70 * ($(tput cols)-33) / 100))`; set index_format="%D | %Z %-$my_col_from.${my_col_from}t %-$my_col_subject.${my_col_subject}s (%-4.4c)"'
 
 folder-hook ! .*[sS]ent.* 'set my_col_from = `echo $((30 * ($(tput cols)-33) / 100))`; set my_col_subject = `echo $((70 * ($(tput cols)-33) / 100))`; set index_format="%D | %Z %-$my_col_from.${my_col_from}F %-$my_col_subject.${my_col_subject}s (%-4.4c)"'
+
+# This overrides the macro in "sidebar", so that Alt-s toggles the
+# sidebar on and off by loading the (no-)sidebar config file in
+# succession. The final "change-folder" command reloads the current
+# folder, to ensure that the hook gets run to resize things.
+macro index "\es" "<enter-command>source ~/.mutt/sidebar<enter><change-folder> =<enter>"
diff --git a/sidebar b/sidebar
new file mode 100644
index 0000000..8cf5dec
--- /dev/null
+++ b/sidebar
@@ -0,0 +1,15 @@
+# Settings used only when the sidebar is visible.
+set sidebar_visible
+set mail_check_stats
+
+# These hooks add 20 to the hooks in "no-sidebar" to account for the
+# twenty columns that the sidebar takes up.
+folder-hook .*[sS]ent.* 'set my_col_from = `echo $((30 * ($(tput cols)-33) / 100))`; set my_col_subject = `echo $((70 * ($(tput cols)-33) / 100))`; set index_format="%D | %Z %-$my_col_from.${my_col_from}t %-$my_col_subject.${my_col_subject}s (%-4.4c)"'
+
+folder-hook ! .*[sS]ent.* 'set my_col_from = `echo $((30 * ($(tput cols)-33) / 100))`; set my_col_subject = `echo $((70 * ($(tput cols)-33) / 100))`; set index_format="%D | %Z %-$my_col_from.${my_col_from}F %-$my_col_subject.${my_col_subject}s (%-4.4c)"'
+
+# This overrides the macro in "no-sidebar", so that Alt-s toggles the
+# sidebar on and off by loading the (no-)sidebar config file in
+# succession. The final "change-folder" command reloads the current
+# folder, to ensure that the hook gets run to resize things.
+macro index "\es" "<enter-command>source ~/.mutt/no-sidebar<enter><change-folder> =<enter>"
diff --git a/sidebar-common b/sidebar-common
new file mode 100644
index 0000000..27962e8
--- /dev/null
+++ b/sidebar-common
@@ -0,0 +1,9 @@
+# Sidebar settings that can be set without regard to whether or
+# not the sidebar is actually visible.
+set sidebar_short_path
+set sidebar_new_mail_only
+set sidebar_format = "%B%*  %N/%S"
+
+# This has to be large enough to accomodate the largest entry
+# in your "mailboxes" list.
+set sidebar_width = 20
-- 
2.44.2