From 885eeeabd8223ea58d9afa6e410c840c028824d2 Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Wed, 15 Mar 2023 17:40:07 -0500
Subject: [PATCH] feat(event): implement OsInputGet for windows

---
 src/event/Input.cpp        |  4 ++--
 src/event/Input.hpp        |  2 ++
 src/event/Window.hpp       |  2 ++
 src/event/linux/Window.cpp |  4 ++++
 src/event/mac/Window.cpp   |  4 ++++
 src/event/win/Input.cpp    | 34 ++++++++++++++++++++++++++++++++--
 src/event/win/Window.cpp   |  5 +++++
 7 files changed, 51 insertions(+), 4 deletions(-)

diff --git a/src/event/Input.cpp b/src/event/Input.cpp
index 28859bb..5b6b770 100644
--- a/src/event/Input.cpp
+++ b/src/event/Input.cpp
@@ -19,8 +19,6 @@
 
 namespace Input {
     CRect s_boundingRect;
-    int32_t s_queueHead;
-    int32_t s_queueTail;
     OSEVENT s_queue[32];
 
     MOUSEBUTTON s_buttonConversion[16] = {
@@ -51,6 +49,8 @@ MOUSEMODE Input::s_mouseMode;
 int32_t Input::s_numlockState;
 int32_t Input::s_simulatedRightButtonClick;
 uint32_t Input::s_metaKeyState;
+int32_t Input::s_queueHead;
+int32_t Input::s_queueTail;
 
 #if defined(WHOA_SYSTEM_WIN)
     int32_t Input::s_savedMouseSpeed;
diff --git a/src/event/Input.hpp b/src/event/Input.hpp
index 171dba6..2c8c04c 100644
--- a/src/event/Input.hpp
+++ b/src/event/Input.hpp
@@ -19,6 +19,8 @@ namespace Input {
     extern int32_t s_numlockState;
     extern int32_t s_simulatedRightButtonClick;
     extern uint32_t s_metaKeyState;
+    extern int32_t s_queueHead;
+    extern int32_t s_queueTail;
 
     #if defined(WHOA_SYSTEM_WIN)
         extern int32_t s_savedMouseSpeed;
diff --git a/src/event/Window.hpp b/src/event/Window.hpp
index d694951..0772910 100644
--- a/src/event/Window.hpp
+++ b/src/event/Window.hpp
@@ -3,6 +3,8 @@
 
 #include <cstdint>
 
+int32_t OsGuiProcessMessage(void* message);
+
 int32_t OsWindowProc(void* window, uint32_t message, uintptr_t wparam, intptr_t lparam);
 
 #endif
diff --git a/src/event/linux/Window.cpp b/src/event/linux/Window.cpp
index 5f6899f..971365c 100644
--- a/src/event/linux/Window.cpp
+++ b/src/event/linux/Window.cpp
@@ -1,5 +1,9 @@
 #include "event/Window.hpp"
 
+int32_t OsGuiProcessMessage(void* message) {
+    return 0;
+}
+
 int32_t OsWindowProc(void* window, uint32_t message, uintptr_t wparam, intptr_t lparam) {
     return 0;
 }
diff --git a/src/event/mac/Window.cpp b/src/event/mac/Window.cpp
index 5f6899f..971365c 100644
--- a/src/event/mac/Window.cpp
+++ b/src/event/mac/Window.cpp
@@ -1,5 +1,9 @@
 #include "event/Window.hpp"
 
+int32_t OsGuiProcessMessage(void* message) {
+    return 0;
+}
+
 int32_t OsWindowProc(void* window, uint32_t message, uintptr_t wparam, intptr_t lparam) {
     return 0;
 }
diff --git a/src/event/win/Input.cpp b/src/event/win/Input.cpp
index 38475df..00a48c0 100644
--- a/src/event/win/Input.cpp
+++ b/src/event/win/Input.cpp
@@ -1,6 +1,36 @@
 #include "event/Input.hpp"
+#include "event/Window.hpp"
+#include <windows.h>
 
 int32_t OsInputGet(OSINPUT* id, int32_t* param0, int32_t* param1, int32_t* param2, int32_t* param3) {
-    // TODO
-    return 0;
+    // TODO window rect comparisons
+
+    while (Input::s_queueTail == Input::s_queueHead) {
+        MSG msg;
+
+        if (!PeekMessage(&msg, nullptr, 0, 0, 0)) {
+            return 0;
+        }
+
+        if (!GetMessage(&msg, nullptr, 0, 0)) {
+            *id = OS_INPUT_SHUTDOWN;
+            break;
+        }
+
+        if (OsGuiProcessMessage(&msg)) {
+            break;
+        }
+
+        if (Input::s_queueTail != Input::s_queueHead) {
+            break;
+        }
+
+        TranslateMessage(&msg);
+
+        DispatchMessage(&msg);
+    }
+
+    OsQueueGet(id, param0, param1, param2, param3);
+
+    return 1;
 }
diff --git a/src/event/win/Window.cpp b/src/event/win/Window.cpp
index df317c8..cd6a1cd 100644
--- a/src/event/win/Window.cpp
+++ b/src/event/win/Window.cpp
@@ -2,6 +2,11 @@
 #include "event/Input.hpp"
 #include <windows.h>
 
+int32_t OsGuiProcessMessage(void* message) {
+    // TODO
+    return 0;
+}
+
 int32_t OsWindowProc(void* window, uint32_t message, uintptr_t wparam, intptr_t lparam) {
     // TODO