From 8cfae350426bd437d9417ce04c9a2c910f85bd5f Mon Sep 17 00:00:00 2001
From: ocornut <omarcornut@gmail.com>
Date: Sun, 24 May 2015 17:30:59 +0100
Subject: [PATCH] Added Dummy() helper

---
 imgui.cpp | 16 ++++++++++++++--
 imgui.h   |  5 +++--
 2 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/imgui.cpp b/imgui.cpp
index b405e529..de8a71d9 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -7472,16 +7472,22 @@ void ImGui::Separator()
     }
 }
 
-// A little vertical spacing.
 void ImGui::Spacing()
 {
     ImGuiWindow* window = GetCurrentWindow();
     if (window->SkipItems)
         return;
-
     ItemSize(ImVec2(0,0));
 }
 
+void ImGui::Dummy(const ImVec2& size)
+{
+    ImGuiWindow* window = GetCurrentWindow();
+    if (window->SkipItems)
+        return;
+    ItemSize(size);
+}
+
 // Advance cursor given item size.
 static void ItemSize(ImVec2 size, float text_offset_y)
 {
@@ -10463,6 +10469,12 @@ void ImGui::ShowTestWindow(bool* opened)
             }
             ImGui::PopItemWidth();
 
+            // Dummy
+            ImVec2 sz(30,30);
+            ImGui::Button("A", sz); ImGui::SameLine();
+            ImGui::Dummy(sz); ImGui::SameLine();
+            ImGui::Button("B", sz);
+
             ImGui::TreePop();
         }
 
diff --git a/imgui.h b/imgui.h
index 8331d747..8432862b 100644
--- a/imgui.h
+++ b/imgui.h
@@ -169,11 +169,12 @@ namespace ImGui
     IMGUI_API void          EndPopup();
 
     // Layout
-    IMGUI_API void          BeginGroup();
+    IMGUI_API void          BeginGroup();                                                       // once closing a group it is seen as a single item (so you can use IsItemHovered() on a group, SameLine() between groups, etc. 
     IMGUI_API void          EndGroup();
     IMGUI_API void          Separator();                                                        // horizontal line
     IMGUI_API void          SameLine(int column_x = 0, int spacing_w = -1);                     // call between widgets or groups to layout them horizontally
-    IMGUI_API void          Spacing();                                                          // add vertical spacing
+    IMGUI_API void          Spacing();                                                          // add spacing
+    IMGUI_API void          Dummy(const ImVec2& size);                                          // add a dummy item of given size
     IMGUI_API void          Indent();                                                           // move content position toward the right by style.IndentSpacing pixels
     IMGUI_API void          Unindent();                                                         // move content position back to the left (cancel Indent)
     IMGUI_API void          Columns(int count = 1, const char* id = NULL, bool border=true);    // setup number of columns. use an identifier to distinguish multiple column sets. close with Columns(1).