From b873e208b470cc423f915fd0155926e9859e424a Mon Sep 17 00:00:00 2001
From: Peter Johnson <johnson.peter@gmail.com>
Date: Wed, 1 Jun 2022 21:27:00 -0700
Subject: [PATCH] [wpigui] Add support for imgui config flags

---
 wpigui/src/main/native/cpp/wpigui.cpp   | 7 +++++--
 wpigui/src/main/native/include/wpigui.h | 4 +++-
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/wpigui/src/main/native/cpp/wpigui.cpp b/wpigui/src/main/native/cpp/wpigui.cpp
index 92b1d7ab3d..5da6371d80 100644
--- a/wpigui/src/main/native/cpp/wpigui.cpp
+++ b/wpigui/src/main/native/cpp/wpigui.cpp
@@ -115,7 +115,8 @@ void gui::DestroyContext() {
   gContext = nullptr;
 }
 
-bool gui::Initialize(const char* title, int width, int height) {
+bool gui::Initialize(const char* title, int width, int height,
+                     ImGuiConfigFlags configFlags) {
   gContext->title = title;
   gContext->width = width;
   gContext->height = height;
@@ -138,6 +139,7 @@ bool gui::Initialize(const char* title, int width, int height) {
   ImGui::CreateContext();
   ImPlot::CreateContext();
   ImGuiIO& io = ImGui::GetIO();
+  io.ConfigFlags |= configFlags;
 
   // Hook ini handler to save settings
   ImGuiSettingsHandler iniHandler;
@@ -297,9 +299,10 @@ void gui::Main() {
     PlatformRenderFrame();
     gContext->isPlatformRendering = false;
 
+    auto& io = ImGui::GetIO();
+
     // custom saving
     if (gContext->saveSettings) {
-      auto& io = ImGui::GetIO();
       if (io.WantSaveIniSettings) {
         gContext->saveSettings(false);
         io.WantSaveIniSettings = false;  // reset flag
diff --git a/wpigui/src/main/native/include/wpigui.h b/wpigui/src/main/native/include/wpigui.h
index d4602b5951..db7429174c 100644
--- a/wpigui/src/main/native/include/wpigui.h
+++ b/wpigui/src/main/native/include/wpigui.h
@@ -30,8 +30,10 @@ void DestroyContext();
  * @param title main application window title
  * @param width main application window width
  * @param height main application window height
+ * @param configFlags ImGui configuration flags
  */
-bool Initialize(const char* title, int width, int height);
+bool Initialize(const char* title, int width, int height,
+                ImGuiConfigFlags configFlags = ImGuiConfigFlags_None);
 
 /**
  * Runs main GUI loop.  On some OS'es this must be called from the main thread.