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authorRobin Krahl <robin.krahl@ireas.org>2019-01-11 01:54:49 +0000
committerRobin Krahl <robin.krahl@ireas.org>2019-01-11 02:56:32 +0100
commitdc754cbc9763b3ea6979ed55bd4e8030fe073078 (patch)
treea9ea62a8486450861883fa2d9e2362c594a3f1b4 /src/backends/zenity.rs
parent02190c44f7072b4fdaca50836a583f955866f8de (diff)
downloaddialog-rs-dc754cbc9763b3ea6979ed55bd4e8030fe073078.tar.gz
dialog-rs-dc754cbc9763b3ea6979ed55bd4e8030fe073078.tar.bz2
Check DISPLAY environment variable in default_backend
This patch changes the default_backend to also check the DISPLAY environment variable. If it is set, there probably is a X server running, so we try to use the zenity backend. Otherwise, the dialog backend is used.
Diffstat (limited to 'src/backends/zenity.rs')
-rw-r--r--src/backends/zenity.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/backends/zenity.rs b/src/backends/zenity.rs
index 4bf862b..0730c64 100644
--- a/src/backends/zenity.rs
+++ b/src/backends/zenity.rs
@@ -59,6 +59,10 @@ impl Zenity {
self.timeout = Some(timeout.to_string());
}
+ pub(crate) fn is_available() -> bool {
+ super::is_available("zenity")
+ }
+
fn execute(&self, args: Vec<&str>, title: &Option<String>) -> Result<process::Output> {
let mut command = process::Command::new("zenity");