Added IsAnyItemActive()

imgui.cpp

@@ -295,6 +295,7 @@
  ! style: store rounded corners in texture to use 1 quad per corner (filled and wireframe). so rounding have minor cost.
  - style: checkbox: padding for "active" color should be a multiplier of the 
  - style: colorbox not always square?
+ - text: simple markup language for color change?
  - log: LogButtons() options for specifying depth and/or hiding depth slider
  - log: have more control over the log scope (e.g. stop logging when leaving current tree node scope)
  - log: be able to right-click and log a window or tree-node into tty/file/clipboard / generalized context menu?
@@ -2437,6 +2438,12 @@ bool ImGui::IsItemActive()
     return false;
 }
 
+bool ImGui::IsAnyItemActive()
+{
+    ImGuiState& g = *GImGui;
+    return g.ActiveId != 0;
+}
+
 ImVec2 ImGui::GetItemBoxMin()
 {
     ImGuiWindow* window = GetCurrentWindow();