From db18e2252fdc6c1e47cfbd15c5d1fdd943fa794f Mon Sep 17 00:00:00 2001
From: Ryo Nakano <ryonakaknock3@gmail.com>
Date: Tue, 17 Dec 2024 01:03:43 +0900
Subject: [PATCH] Fix some build warnings (#71)

* Fix some build warnings

* Decent log message
---
 src/Backend/DeviceManagerWayland.vala | 30 +++++++++++++++------------
 src/Backend/WacomToolMap.vala         |  2 +-
 src/MainPage.vala                     |  9 +++++++-
 3 files changed, 26 insertions(+), 15 deletions(-)

diff --git a/src/Backend/DeviceManagerWayland.vala b/src/Backend/DeviceManagerWayland.vala
index 6ce8efb..202eba1 100644
--- a/src/Backend/DeviceManagerWayland.vala
+++ b/src/Backend/DeviceManagerWayland.vala
@@ -21,14 +21,17 @@ public class Wacom.Backend.DeviceManagerWayland : DeviceManager {
     private Gee.HashMap<GUdev.Device, Device>? devices = null;
     private GUdev.Client? client = null;
 
-    // Keep in same order as types in Device.vala
-    const string[] UDEV_IDS = {
-        "ID_INPUT_MOUSE",
-        "ID_INPUT_KEYBOARD",
-        "ID_INPUT_TOUCHPAD",
-        "ID_INPUT_TABLET",
-        "ID_INPUT_TOUCHSCREEN",
-        "ID_INPUT_TABLET_PAD",
+    private struct UdevIDTable {
+        string udev_id;
+        Device.DeviceType device_type;
+    }
+    const UdevIDTable[] UDEV_ID_TABLE = {
+        { "ID_INPUT_MOUSE", Device.DeviceType.MOUSE },
+        { "ID_INPUT_KEYBOARD", Device.DeviceType.KEYBOARD },
+        { "ID_INPUT_TOUCHPAD", Device.DeviceType.TOUCHPAD },
+        { "ID_INPUT_TABLET", Device.DeviceType.TABLET },
+        { "ID_INPUT_TOUCHSCREEN", Device.DeviceType.TOUCHSCREEN },
+        { "ID_INPUT_TABLET_PAD", Device.DeviceType.PAD },
     };
 
     public DeviceManagerWayland () {
@@ -95,9 +98,9 @@ public class Wacom.Backend.DeviceManagerWayland : DeviceManager {
 
     private static Device.DeviceType get_udev_device_type (GUdev.Device device) {
         Device.DeviceType type = 0;
-        for (int i = 0; i < UDEV_IDS.length; i++) {
-            if (device.get_property_as_boolean (UDEV_IDS[i])) {
-                type |= (1 << i);
+        for (int i = 0; i < UDEV_ID_TABLE.length; i++) {
+            if (device.get_property_as_boolean (UDEV_ID_TABLE[i].udev_id)) {
+                type |= UDEV_ID_TABLE[i].device_type;
             }
         }
 
@@ -145,11 +148,12 @@ public class Wacom.Backend.DeviceManagerWayland : DeviceManager {
     }
 
     public override Device? lookup_gdk_device (Gdk.Device device) {
-        if (!(device is Gdk.Wayland.Device)) {
+        Gdk.Wayland.Device? wayland_device = (device as Gdk.Wayland.Device);
+        if (wayland_device == null) {
             return null;
         }
 
-        var node_path = (device as Gdk.Wayland.Device).get_node_path ();
+        var node_path = wayland_device.get_node_path ();
         if (node_path == null) {
             return null;
         }
diff --git a/src/Backend/WacomToolMap.vala b/src/Backend/WacomToolMap.vala
index d05ffd4..2d83506 100644
--- a/src/Backend/WacomToolMap.vala
+++ b/src/Backend/WacomToolMap.vala
@@ -225,7 +225,7 @@ public class Wacom.Backend.WacomToolMap : GLib.Object {
         }
     }
 
-    public Gee.ArrayList<WacomTool> list_tools (Backend.Device device) {
+    public Gee.ArrayList<WacomTool> list_tools (Backend.Device device) throws WacomException {
         var styli = new Gee.ArrayList<WacomTool> ();
 
         var key = "%s:%s".printf (device.vendor_id, device.product_id);
diff --git a/src/MainPage.vala b/src/MainPage.vala
index fbb2feb..50a3728 100644
--- a/src/MainPage.vala
+++ b/src/MainPage.vala
@@ -88,7 +88,14 @@ public class Wacom.MainPage : Switchboard.SettingsPage {
             return;
         }
 
-        var tools = tool_map.list_tools (d);
+        Gee.ArrayList<Backend.WacomTool> tools;
+        try {
+            tools = tool_map.list_tools (d);
+        } catch (WacomException e) {
+            warning ("Failed to list tools: %s", e.message);
+            return;
+        }
+
         if (tools.size > 0) {
             stylus_view.set_device (tools[0]);
             stylus_stack.visible_child = stylus_view;