First development version: Bash prototype

Just committing this for reference; about to attempt a Python rewrite.

3 files changed, 47 insertions, 0 deletions

diff --git a/i3.config b/i3.config
new file mode 100644
index 0000000..0f3fcdc
--- /dev/null
+++ b/i3.config
@@ -0,0 +1,5 @@
+# Key binding (see also: sxhkdrc)
+bindsym Mod4+grave exec vixf
+
+# Make vixf terminal windows floating
+for_window [class="XTerm" instance="vixf"] floating enable
diff --git a/sxhkdrc b/sxhkdrc
new file mode 100644
index 0000000..61371cd
--- /dev/null
+++ b/sxhkdrc
@@ -0,0 +1,2 @@
+super + grave
+	vixf
diff --git a/vixf.bash b/vixf.bash
new file mode 100644
index 0000000..fa49a51
--- /dev/null
+++ b/vixf.bash
@@ -0,0 +1,40 @@
+#!bash
+# We use Bash for a more reliable EXIT trap.
+
+# Name this script (and its xterm instance).
+self=vixf
+
+# We leave a little bit of time for window focus etc to switch around.
+refocus=0.5
+
+# Create a temporary directory with name in $tempdir, and handle POSIX-ish traps to
+# remove it when the script exits.
+tempdir=
+cleanup() {
+	rm --force --recursive -- "$tempdir"
+}
+trap cleanup EXIT
+tempdir=$(mktemp --directory)
+
+# After a short delay for the window manager to finish re-focussing windows,
+# then select everything in the field and copy it.
+xdotool \
+	sleep "$refocus" \
+	key --clearmodifiers -- ctrl+a ctrl+c || exit
+
+# Write the clipboard contents to the temporary file.
+xsel --clipboard --output > "$tempdir"/vixf || exit
+
+# Fire up a terminal emulator with $VISUAL, or vi(1) if not set
+x-terminal-emulator \
+	-name "$self" \
+	-e "${VISUAL:-vi}" "$tempdir"/vixf || exit
+
+# Read the modified file into the clipboard
+xsel --clipboard --input < "$tempdir"/vixf || exit
+
+# After another short delay, paste the modified text over the original, which
+# should still be selected
+xdotool \
+	sleep "$refocus" \
+	key --clearmodifiers -- ctrl+v || exit