add functions to enable/disable docking

Author: epezent

Diff for: include/mahi/imgui_custom.hpp

@@ -12,6 +12,12 @@ void EnableViewports();
 /// Disable Viewports
 void DisableViewports();
 
+/// Enable Docking
+void EnableDocking();
+
+/// Disable Docking
+void DisableDocking();
+
 /// Begins a fixed size ImGui window (useful for single window apps)
 bool BeginFixed(const char* name, const ImVec2& pos, const ImVec2& size, ImGuiWindowFlags flags = 0);
 

Diff for: src/mahi/imgui_custom.cpp

@@ -14,18 +14,26 @@
 namespace ImGui
 {
 
-/// Enable Viewports
 void EnableViewports()
 {
     ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_ViewportsEnable;
 }
 
-/// Disable Viewports
 void DisableViewports()
 {
     ImGui::GetIO().ConfigFlags &= ~ImGuiConfigFlags_ViewportsEnable;
 }
 
+void EnableDocking()
+{
+    ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_DockingEnable;
+}
+
+void DisableDocking()
+{
+    ImGui::GetIO().ConfigFlags &= ~ImGuiConfigFlags_DockingEnable;
+}
+
 bool BeginFixed(const char *name, const ImVec2 &pos, const ImVec2 &size, ImGuiWindowFlags flags)
 {
     ImGui::SetNextWindowPos(pos, ImGuiCond_Always);