From 26eac61ddfa80d27916220237efed1858f00abc9 Mon Sep 17 00:00:00 2001
From: WerWolv <werwolv98@gmail.com>
Date: Tue, 23 May 2023 13:20:35 +0200
Subject: [PATCH] feat: Allow themes to set the background blur color

---
 main/source/window/win_window.cpp         | 18 +++++++++---------
 plugins/builtin/romfs/themes/classic.json |  1 +
 plugins/builtin/romfs/themes/dark.json    |  1 +
 plugins/builtin/romfs/themes/light.json   |  1 +
 plugins/builtin/source/content/themes.cpp |  3 ++-
 5 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/main/source/window/win_window.cpp b/main/source/window/win_window.cpp
index 0dc72ce7c..1ed2043c2 100644
--- a/main/source/window/win_window.cpp
+++ b/main/source/window/win_window.cpp
@@ -338,21 +338,21 @@ namespace hex {
         }
 
         struct ACCENTPOLICY {
-            int na;
-            int nf;
-            int nc;
-            int nA;
+            u32 accentState;
+            u32 accentFlags;
+            u32 gradientColor;
+            u32 animationId;
         };
         struct WINCOMPATTRDATA {
-            int na;
-            PVOID pd;
-            ULONG ul;
+            int attribute;
+            PVOID pData;
+            ULONG dataSize;
         };
 
         EventManager::subscribe<EventThemeChanged>([this]{
             auto hwnd = glfwGetWin32Window(this->m_window);
 
-            const auto user32Dll = WinUniquePtr<HMODULE>(LoadLibraryA("user32.dll"), FreeLibrary);
+            static auto user32Dll = WinUniquePtr<HMODULE>(LoadLibraryA("user32.dll"), FreeLibrary);
             if (user32Dll != nullptr) {
                 using SetWindowCompositionAttributeFunc = BOOL(WINAPI*)(HWND, WINCOMPATTRDATA*);
 
@@ -362,7 +362,7 @@ namespace hex {
                         GetProcAddress(user32Dll.get(), "SetWindowCompositionAttribute");
 
                 if (SetWindowCompositionAttribute != nullptr) {
-                    ACCENTPOLICY policy = { ImGui::GetCustomStyle().WindowBlur > 0.5F ? 3 : 0, 0, 0, 0 };
+                    ACCENTPOLICY policy = { ImGui::GetCustomStyle().WindowBlur > 0.5F ? 4U : 0U, 0, ImGui::GetCustomColorU32(ImGuiCustomCol_BlurBackground), 0 };
                     WINCOMPATTRDATA data = { 19, &policy, sizeof(ACCENTPOLICY) };
                     SetWindowCompositionAttribute(hwnd, &data);
                 }
diff --git a/plugins/builtin/romfs/themes/classic.json b/plugins/builtin/romfs/themes/classic.json
index 72ad2bca9..d63718a96 100644
--- a/plugins/builtin/romfs/themes/classic.json
+++ b/plugins/builtin/romfs/themes/classic.json
@@ -59,6 +59,7 @@
             "window-background": "#000000FF"
         },
         "imhex": {
+            "blur-background": "#00000000",
             "desc-button": "#282850FF",
             "desc-button-active": "#505078FF",
             "desc-button-hovered": "#3C3C64FF",
diff --git a/plugins/builtin/romfs/themes/dark.json b/plugins/builtin/romfs/themes/dark.json
index 86bfffabe..e8beea84f 100644
--- a/plugins/builtin/romfs/themes/dark.json
+++ b/plugins/builtin/romfs/themes/dark.json
@@ -59,6 +59,7 @@
             "window-background": "#0F0F0FFF"
         },
         "imhex": {
+            "blur-background": "#00000000",
             "desc-button": "#141414FF",
             "desc-button-active": "#3C3C3CFF",
             "desc-button-hovered": "#282828FF",
diff --git a/plugins/builtin/romfs/themes/light.json b/plugins/builtin/romfs/themes/light.json
index 46960347a..48a5041f5 100644
--- a/plugins/builtin/romfs/themes/light.json
+++ b/plugins/builtin/romfs/themes/light.json
@@ -59,6 +59,7 @@
             "window-background": "#EFEFEFFF"
         },
         "imhex": {
+            "blur-background": "#00000000",
             "desc-button": "#E6E6E6FF",
             "desc-button-active": "#BEBEBEFF",
             "desc-button-hovered": "#D2D2D2FF",
diff --git a/plugins/builtin/source/content/themes.cpp b/plugins/builtin/source/content/themes.cpp
index 7e56e442f..276d26d44 100644
--- a/plugins/builtin/source/content/themes.cpp
+++ b/plugins/builtin/source/content/themes.cpp
@@ -181,7 +181,8 @@ namespace hex::plugin::builtin {
                     { "highlight",              ImGuiCustomCol_Highlight            },
                     { "IEEE-tool-sign",         ImGuiCustomCol_IEEEToolSign         },
                     { "IEEE-tool-exp",          ImGuiCustomCol_IEEEToolExp          },
-                    { "IEEE-tool-mantissa",     ImGuiCustomCol_IEEEToolMantissa     }
+                    { "IEEE-tool-mantissa",     ImGuiCustomCol_IEEEToolMantissa     },
+                    { "blur-background",        ImGuiCustomCol_BlurBackground       }
 
                 };