config: allow retrieving the modes

jay-config/src/_private/client.rs

@@ -5,7 +5,7 @@ use {
         _private::{
             bincode_ops,
             ipc::{ClientMessage, InitMessage, Response, ServerMessage},
-            logging, Config, ConfigEntry, ConfigEntryGen, VERSION,
+            logging, Config, ConfigEntry, ConfigEntryGen, WireMode, VERSION,
         },
         exec::Command,
         input::{acceleration::AccelProfile, capability::Capability, InputDevice, Seat},
@@ -570,6 +570,12 @@ impl Client {
         }
     }
 
+    pub fn connector_modes(&self, connector: Connector) -> Vec<Mode> {
+        let res = self.send_with_response(&ClientMessage::ConnectorModes { connector });
+        get_response!(res, Vec::new(), ConnectorModes { modes });
+        modes.into_iter().map(WireMode::to_mode).collect()
+    }
+
     pub fn connector_size(&self, connector: Connector) -> (i32, i32) {
         let res = self.send_with_response(&ClientMessage::ConnectorSize { connector });
         get_response!(res, (0, 0), ConnectorSize { width, height });

jay-config/src/_private/ipc.rs

@@ -7,6 +7,7 @@ use {
         timer::Timer,
         video::{connector_type::ConnectorType, Connector, DrmDevice, GfxApi, Transform},
         Axis, Direction, PciId, Workspace,
+        _private::WireMode,
     },
     serde::{Deserialize, Serialize},
     std::time::Duration,
@@ -352,6 +353,9 @@ pub enum ClientMessage<'a> {
     SetDoubleClickDistance {
         dist: i32,
     },
+    ConnectorModes {
+        connector: Connector,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -454,6 +458,9 @@ pub enum Response {
     GetWorkspaceCapture {
         capture: bool,
     },
+    ConnectorModes {
+        modes: Vec<WireMode>,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]