Files
dev/configs/nixos/modules/desktop/utilities/screenshot.nix

58 lines
1.9 KiB
Nix

{
config,
lib,
pkgs,
...
}:
# Keyboard-driven screenshots copy to the clipboard before Satty opens for
# annotation. Satty copies annotated screenshots when it saves them.
let
screenshotKey = keys: target: {
inherit keys;
action = {
kind = "exec";
command = "${capture target}";
};
};
# Copy the original screenshot before Satty opens.
# Satty copies and saves annotated screenshots when the user presses Enter.
capture =
target:
pkgs.writeShellScript "screenshot-${target}" ''
dir="$(${lib.getExe' pkgs.xdg-user-dirs "xdg-user-dir"} PICTURES)/Screenshots"
${lib.getExe' pkgs.coreutils "mkdir"} -p "$dir"
${lib.getExe pkgs.grimblast} save ${target} - \
| ${lib.getExe' pkgs.coreutils "tee"} >(${lib.getExe' pkgs.wl-clipboard "wl-copy"}) \
| ${lib.getExe pkgs.satty} --filename - \
--output-filename "$dir/screenshot-%Y%m%d-%H%M%S.png" \
--copy-command ${lib.getExe' pkgs.wl-clipboard "wl-copy"} \
--save-after-copy \
--early-exit \
--actions-on-enter save-to-clipboard
'';
in
{
options.modules.desktop.utilities.screenshot.enable =
lib.mkEnableOption "screenshots via grimblast and satty";
config = lib.mkIf config.modules.desktop.utilities.screenshot.enable {
home-manager.users.${config.user.name} = {
# satty is a one-shot annotation surface, so float it rather than letting
# it claim a tile in the layout.
wayland.windowManager.hyprland.settings.window_rule = [
{
match.class = "^(com\\.gabm\\.satty)$";
float = true;
}
];
};
registry.keybind.${config.networking.hostName} = {
screenshot-area = screenshotKey "Print" "area";
screenshot-active = screenshotKey "SHIFT + Print" "active";
screenshot-screen = screenshotKey "CTRL + Print" "screen";
};
};
}