Viewports

.gitignore

@@ -1,3 +1,6 @@
 Ignore folders named build
 build/**
 Build/**
+
+Ignore Visual Studio folder
+.vs/**

CMakeLists.txt

@@ -19,7 +19,7 @@ endif()
 option(IMGUI_SFML_BUILD_EXAMPLES "Build ImGui_SFML examples" OFF)
 option(IMGUI_SFML_FIND_SFML "Use find_package to find SFML" ON)
 option(IMGUI_SFML_IMGUI_DEMO "Build imgui_demo.cpp" OFF)
-
+option(IMGUI_SFML_ENABLE_VIEWPORTS "Enable ImGui viewport support" OFF)
 # If you want to use your own user config when compiling ImGui, please set the following variables
 # For example, if you have your config in /path/to/dir/with/config/myconfig.h, set the variables as follows:
 #
@@ -126,6 +126,10 @@ if(NOT IMGUI_SFML_USE_DEFAULT_CONFIG)
   endif()
 endif()
 
+if(IMGUI_SFML_ENABLE_VIEWPORTS)
+  target_compile_definitions(ImGui-SFML PUBLIC IMGUI_SFML_VIEWPORTS_ENABLE)
+endif()
+
 target_compile_definitions(ImGui-SFML
   PUBLIC
     IMGUI_USER_CONFIG="${IMGUI_SFML_CONFIG_NAME}"

examples/minimal/main.cpp

@@ -7,10 +7,16 @@
 #include <SFML/System/Clock.hpp>
 #include <SFML/Window/Event.hpp>
 
+#include <iostream>
+
 int main() {
-    sf::RenderWindow window(sf::VideoMode(640, 480), "ImGui + SFML = <3");
+    sf::RenderWindow window(sf::VideoMode(1280, 720), "ImGui + SFML = <3");
     window.setFramerateLimit(60);
     ImGui::SFML::Init(window);
+    // Comment/uncomment this to disable/enable viewports
+    // Must be using docking branch of ImGui
+    //ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_ViewportsEnable 
+    //                           |  ImGuiConfigFlags_DockingEnable;
 
     sf::CircleShape shape(100.f);
     shape.setFillColor(sf::Color::Green);
@@ -37,6 +43,12 @@ int main() {
         window.clear();
         window.draw(shape);
         ImGui::SFML::Render(window);
+        // Comment/uncomment this to disable/enable viewports
+        // Must be using docking branch of ImGui
+        //if (ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_ViewportsEnable) {
+        //    ImGui::UpdatePlatformWindows();
+        //    ImGui::RenderPlatformWindowsDefault();
+        //}
         window.display();
     }