Improve multi-controller support in HID and Controller Applet (#1453)

* Initial commit

Enable proper LED patterns
Toggle Hotkeys only on focus
Ignore Handheld on Docked mode
Remove PrimaryController
Validate NpadIdType
Rewrite NpadDevices to process config in update loop
Cleanup

* Notify in log periodically when no matched controllers

* Remove duplicate StructArrayHelpers in favor of Common.Memory

Fix struct padding CS0169 warns in Touchscreen

* Remove GTK markup from Controller Applet

Use IList instead of List
Explicit list capacity in 1ms loop
Fix formatting

* Restrict ControllerWindow to show valid controller types

Add selected player name to ControllerWindow title

* ControllerWindow: Fix controller type initial value

NpadDevices: Simplify default battery charge

* Address AcK's comments

Use explicit types and fix formatting

* Remove HashSet for SupportedPlayers

Fixes potential exceptions due to race

* Fix ControllerSupportArg struct packing

Also comes with two revisions of struct for 4/8 players max.

1 files changed, 16 insertions, 0 deletions

diff --git a/Ryujinx.HLE/HOS/Applets/Controller/ControllerSupportArgVPre7.cs b/Ryujinx.HLE/HOS/Applets/Controller/ControllerSupportArgVPre7.cs
new file mode 100644
index 00000000..6d46aea5
--- /dev/null
+++ b/Ryujinx.HLE/HOS/Applets/Controller/ControllerSupportArgVPre7.cs
@@ -0,0 +1,16 @@
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.HLE.HOS.Applets
+{
+#pragma warning disable CS0649
+    // (1.0.0+ version)
+    [StructLayout(LayoutKind.Sequential, Pack=1)]
+    unsafe struct ControllerSupportArgVPre7
+    {
+        public ControllerSupportArgHeader Header;
+        public fixed uint IdentificationColor[4];
+        public byte EnableExplainText;
+        public fixed byte ExplainText[4 * 0x81];
+    }
+#pragma warning restore CS0649
+}
\ No newline at end of file