From eecdb5950c2bfa2d8db8fbebeeb4ea0af9f206b8 Mon Sep 17 00:00:00 2001
From: Zaafar <5079646+zaafar@users.noreply.github.com>
Date: Sun, 19 Nov 2023 20:18:04 -0500
Subject: [PATCH] added support for F12-24, browser_back, browser_forward keys
 fixed print screen key issue.

---
 ClickableTransparentOverlay/ImGuiInputHandler.cs | 9 ++++++++-
 README.md                                        | 2 +-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/ClickableTransparentOverlay/ImGuiInputHandler.cs b/ClickableTransparentOverlay/ImGuiInputHandler.cs
index 0be1da0..1cb4ba3 100644
--- a/ClickableTransparentOverlay/ImGuiInputHandler.cs
+++ b/ClickableTransparentOverlay/ImGuiInputHandler.cs
@@ -88,6 +88,11 @@ public bool ProcessMessage(WindowMessage msg, UIntPtr wParam, IntPtr lParam)
                     bool is_key_down = msg == WindowMessage.SysKeyDown || msg == WindowMessage.KeyDown;
                     if ((ulong)wParam < 256 && TryMapKey((VK)wParam, out ImGuiKey imguikey))
                     {
+                        if (imguikey == ImGuiKey.PrintScreen && !is_key_down)
+                        {
+                            io.AddKeyEvent(imguikey, true);
+                        }
+
                         io.AddKeyEvent(imguikey, is_key_down);
                     }
 
@@ -161,7 +166,7 @@ static ImGuiKey KeyToImGuiKeyShortcut(VK keyToConvert, VK startKey1, ImGuiKey st
 
             result = key switch
             {
-                >= VK.F1 and <= VK.F12 => KeyToImGuiKeyShortcut(key, VK.F1, ImGuiKey.F1),
+                >= VK.F1 and <= VK.F24 => KeyToImGuiKeyShortcut(key, VK.F1, ImGuiKey.F1),
                 >= VK.NUMPAD0 and <= VK.NUMPAD9 => KeyToImGuiKeyShortcut(key, VK.NUMPAD0, ImGuiKey.Keypad0),
                 >= VK.KEY_A and <= VK.KEY_Z => KeyToImGuiKeyShortcut(key, VK.KEY_A, ImGuiKey.A),
                 >= VK.KEY_0 and <= VK.KEY_9 => KeyToImGuiKeyShortcut(key, VK.KEY_0, ImGuiKey._0),
@@ -213,6 +218,8 @@ static ImGuiKey KeyToImGuiKeyShortcut(VK keyToConvert, VK startKey1, ImGuiKey st
                 VK.RMENU => ImGuiKey.RightAlt,
                 VK.RWIN => ImGuiKey.RightSuper,
                 VK.APPS => ImGuiKey.Menu,
+                VK.BROWSER_BACK => ImGuiKey.AppBack,
+                VK.BROWSER_FORWARD => ImGuiKey.AppForward,
                 _ => ImGuiKey.None
             };
 
diff --git a/README.md b/README.md
index 54f92d5..71689f7 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ https://www.nuget.org/packages/ClickableTransparentOverlay
 Lots of classes in this library (e.g. ImGuiRenderer, ImGuiInputHandler and etc) closely
 follow (if not identical to) the official example in c++ ImGui library
 ([here](https://github.com/ocornut/imgui/blob/master/backends/imgui_impl_dx11.cpp "Last changelog looked was 2022-10-11")
-and [here](https://github.com/ocornut/imgui/blob/master/backends/imgui_impl_win32.cpp "Last changelog looked was 2023-04-04")).
+and [here](https://github.com/ocornut/imgui/blob/master/backends/imgui_impl_win32.cpp "Last changelog looked was 2023-10-05")).
 This allows us to easily update this library if something changes over there.