only accept gestures when ImGui doesn't want input

Author: wkjarosz

CMakeLists.txt

@@ -178,7 +178,11 @@ if(portable-file-dialogs_ADDED)
   target_include_directories(portable-file-dialogs INTERFACE "${portable-file-dialogs_SOURCE_DIR}")
 endif()
 
-# set(HELLOIMGUI_USE_GLFW_METAL ON) set(HELLOIMGUI_USE_GLFW_OPENGL3 ON) set(HELLOIMGUI_USE_SDL_OPENGL3 ON)
+# set(HELLOIMGUI_USE_GLFW_METAL ON)
+
+# set(HELLOIMGUI_USE_GLFW_OPENGL3 ON)
+
+# set(HELLOIMGUI_USE_SDL_OPENGL3 ON)
 CPMAddPackage("gh:pthom/hello_imgui#8abe2c98dbf99e3a098eb5548b0a079c9f4c8a8f")
 if(hello_imgui_ADDED)
   message(STATUS "hello_imgui library added")

src/app.cpp

@@ -958,7 +958,10 @@ void SampleViewer::draw_editor()
 
 bool SampleViewer::process_event(void *e)
 {
-#ifdef HELLOIMGUI_USE_SDL_OPENGL3
+#ifdef HELLOIMGUI_USE_SDL
+    if (ImGui::GetIO().WantCaptureMouse)
+        return false;
+
     static bool sPinch = false;
     SDL_Event  *event  = static_cast<SDL_Event *>(e);
     switch (event->type)