From a6e84fab5c4c2c94ca8bcf6510f056ad8fe8dba1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Janiszewski?= <janisozaur@gmail.com>
Date: Tue, 2 Aug 2022 08:28:20 +0200
Subject: [PATCH] Add a message box with buttons to UiContext

---
 src/openrct2-ui/UiContext.cpp      | 23 +++++++++++++++++++++++
 src/openrct2/ui/DummyUiContext.cpp |  4 ++++
 src/openrct2/ui/UiContext.h        |  2 ++
 3 files changed, 29 insertions(+)

diff --git a/src/openrct2-ui/UiContext.cpp b/src/openrct2-ui/UiContext.cpp
index 4d02484f1e..17e84abfc8 100644
--- a/src/openrct2-ui/UiContext.cpp
+++ b/src/openrct2-ui/UiContext.cpp
@@ -640,6 +640,29 @@ public:
         _platformUiContext->ShowMessageBox(_window, message);
     }
 
+    int ShowMessageBox(const std::string& title, const std::string& message, const std::vector<std::string>& options) override
+    {
+        auto message_box_button_data = std::make_unique<SDL_MessageBoxButtonData[]>(options.size());
+        for (size_t i = 0; i < options.size(); i++)
+        {
+            message_box_button_data[i].buttonid = static_cast<int>(i);
+            message_box_button_data[i].text = options[i].c_str();
+        }
+
+        SDL_MessageBoxData message_box_data{};
+        message_box_data.window = _window;
+        message_box_data.title = title.c_str();
+        message_box_data.message = message.c_str();
+        message_box_data.numbuttons = static_cast<int>(options.size());
+        message_box_data.buttons = message_box_button_data.get();
+
+        int buttonid{};
+
+        SDL_ShowMessageBox(&message_box_data, &buttonid);
+
+        return buttonid;
+    }
+
     bool HasMenuSupport() override
     {
         return _platformUiContext->HasMenuSupport();
diff --git a/src/openrct2/ui/DummyUiContext.cpp b/src/openrct2/ui/DummyUiContext.cpp
index aa573ae300..77aa929b4e 100644
--- a/src/openrct2/ui/DummyUiContext.cpp
+++ b/src/openrct2/ui/DummyUiContext.cpp
@@ -90,6 +90,10 @@ namespace OpenRCT2::Ui
         void ShowMessageBox(const std::string& /*message*/) override
         {
         }
+        int ShowMessageBox(const std::string&, const std::string&, const std::vector<std::string>&) override
+        {
+            return 0;
+        }
         bool HasMenuSupport() override
         {
             return false;
diff --git a/src/openrct2/ui/UiContext.h b/src/openrct2/ui/UiContext.h
index 3660fc42f4..cac084e8da 100644
--- a/src/openrct2/ui/UiContext.h
+++ b/src/openrct2/ui/UiContext.h
@@ -120,6 +120,8 @@ namespace OpenRCT2
             virtual void TriggerResize() abstract;
 
             virtual void ShowMessageBox(const std::string& message) abstract;
+            virtual int ShowMessageBox(
+                const std::string& title, const std::string& message, const std::vector<std::string>& options) abstract;
 
             virtual bool HasMenuSupport() abstract;
             // Creates a menu with a series of options, returns the index of the selected option