From 965d751bfc0201d47b86c7a72017fb9e3a2bb7a0 Mon Sep 17 00:00:00 2001
From: Michal Tvrznik <emporeor@gmail.com>
Date: Tue, 11 Jun 2024 14:23:56 +0200
Subject: [PATCH] Refs #110, implemented `NoDisplay` and `Hidden` desktop entry
 keys.

---
 README.md      |  2 ++
 res/emptty.1   |  2 ++
 src/desktop.go | 12 +++++++++++-
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index bdd7ece..4d51abe 100644
--- a/README.md
+++ b/README.md
@@ -153,6 +153,8 @@ See [samples](SAMPLES.md#custom-sessions)
 
 `DesktopNames` Value passed into `XDG_CURRENT_DESKTOP` variable.
 
+`NoDisplay` / `Hidden` Boolean value, that controls visibility of desktop session.
+
 #### `${HOME}./xinitrc`
 If config `XINITRC_LAUNCH` is set to true, it enables possibility to use .xinitrc script. See [samples](SAMPLES.md#xinitrc)
 
diff --git a/res/emptty.1 b/res/emptty.1
index 08a5b8e..c4ff7e9 100644
--- a/res/emptty.1
+++ b/res/emptty.1
@@ -237,6 +237,8 @@ Selects, which environment should be defined for following command. Possible val
 Value passed into
 .I XDG_CURRENT_DESKTOP
 variable.
+.IP NoDisplay/Hidden
+Boolean value, that controls visibility of desktop session.
 
 .SH LAST SESSION
 The last user selection of session is stored into ~/.cache/emptty/last-session
diff --git a/src/desktop.go b/src/desktop.go
index 066060f..2cae994 100644
--- a/src/desktop.go
+++ b/src/desktop.go
@@ -20,6 +20,8 @@ const (
 	desktopLang        = "LANG"
 	desktopLoginShell  = "LOGINSHELL"
 	desktopNames       = "DESKTOPNAMES"
+	desktopNoDisplay   = "NODISPLAY"
+	desktopHidden      = "HIDDEN"
 
 	constEnvXorg    = "xorg"
 	constEnvWayland = "wayland"
@@ -91,6 +93,8 @@ type desktop struct {
 	child        *desktop
 	loginShell   string
 	desktopNames string
+	noDisplay    bool
+	hidden       bool
 }
 
 // Gets exec path from desktop and returns true, if command allows dbus-launch.
@@ -258,7 +262,9 @@ func listDesktops(env enEnvironment, paths ...string) []*desktop {
 			err := filepath.Walk(path, func(filePath string, fileInfo os.FileInfo, err error) error {
 				if !fileInfo.IsDir() && strings.HasSuffix(filePath, ".desktop") {
 					d := getDesktop(filePath, env)
-					result = append(result, d)
+					if !d.noDisplay && !d.hidden {
+						result = append(result, d)
+					}
 				}
 				return nil
 			})
@@ -286,6 +292,10 @@ func getDesktop(path string, env enEnvironment) *desktop {
 			d.env = parseEnv(value, constEnvXorg)
 		case desktopNames:
 			d.desktopNames = value
+		case desktopNoDisplay:
+			d.noDisplay = parseBool(value, "false")
+		case desktopHidden:
+			d.hidden = parseBool(value, "false")
 		}
 	})
 	return &d