added power-on-monitors (#723)

niri-config/src/lib.rs

@@ -1068,6 +1068,7 @@ pub enum Action {
     ChangeVt(i32),
     Suspend,
     PowerOffMonitors,
+    PowerOnMonitors,
     ToggleDebugTint,
     DebugToggleOpaqueRegions,
     DebugToggleDamage,
@@ -1182,6 +1183,7 @@ impl From<niri_ipc::Action> for Action {
         match value {
             niri_ipc::Action::Quit { skip_confirmation } => Self::Quit(skip_confirmation),
             niri_ipc::Action::PowerOffMonitors {} => Self::PowerOffMonitors,
+            niri_ipc::Action::PowerOnMonitors {} => Self::PowerOnMonitors,
             niri_ipc::Action::Spawn { command } => Self::Spawn(command),
             niri_ipc::Action::DoScreenTransition { delay_ms } => Self::DoScreenTransition(delay_ms),
             niri_ipc::Action::Screenshot {} => Self::Screenshot,

niri-ipc/src/lib.rs

@@ -132,6 +132,8 @@ pub enum Action {
     },
     /// Power off all monitors via DPMS.
     PowerOffMonitors {},
+    /// Power on all monitors via DPMS.
+    PowerOnMonitors {},
     /// Spawn a command.
     Spawn {
         /// Command to spawn.

src/input/mod.rs

@@ -479,6 +479,9 @@ impl State {
             Action::PowerOffMonitors => {
                 self.niri.deactivate_monitors(&mut self.backend);
             }
+            Action::PowerOnMonitors => {
+                self.niri.activate_monitors(&mut self.backend);
+            }
             Action::ToggleDebugTint => {
                 self.backend.toggle_debug_tint();
                 self.niri.queue_redraw_all();
@@ -2582,14 +2585,19 @@ fn allowed_when_locked(action: &Action) -> bool {
             | Action::ChangeVt(_)
             | Action::Suspend
             | Action::PowerOffMonitors
+            | Action::PowerOnMonitors
             | Action::SwitchLayout(_)
     )
 }
 
 fn allowed_during_screenshot(action: &Action) -> bool {
     matches!(
         action,
-        Action::Quit(_) | Action::ChangeVt(_) | Action::Suspend | Action::PowerOffMonitors
+        Action::Quit(_)
+            | Action::ChangeVt(_)
+            | Action::Suspend
+            | Action::PowerOffMonitors
+            | Action::PowerOnMonitors
     )
 }