From 7ec934f43910ff917239942aed36169996bfdadc Mon Sep 17 00:00:00 2001
From: omar <omarcornut@gmail.com>
Date: Tue, 12 Dec 2017 15:33:26 +0100
Subject: [PATCH] Drag and Drop: Comments

---
 imgui.cpp | 4 +++-
 imgui.h   | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/imgui.cpp b/imgui.cpp
index 24d60b72..39290f60 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -6685,7 +6685,7 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
             toggled |= IsMouseHoveringRect(interact_bb.Min, ImVec2(interact_bb.Min.x + text_offset_x, interact_bb.Max.y));
         if (flags & ImGuiTreeNodeFlags_OpenOnDoubleClick)
             toggled |= g.IO.MouseDoubleClicked[0];
-        if (g.DragDropActive && is_open) // We don't nodes to be highlighted when holding ever after the node has been opened, but don't close them!
+        if (g.DragDropActive && is_open) // When using Drag and Drop "hold to open" we keep the node highlighted after opening, but never close it again.
             toggled = false;
         if (toggled)
         {
@@ -9886,6 +9886,7 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl
     else
         window->DrawList->AddRect(bb.Min, bb.Max, GetColorU32(ImGuiCol_FrameBg), rounding); // Color button are often in need of some sort of border
 
+    // Drag and Drop Source
     if (g.ActiveId == id && BeginDragDropSource()) // NB: The ActiveId test is merely an optional micro-optimization
     {
         if (flags & ImGuiColorEditFlags_NoAlpha)
@@ -9899,6 +9900,7 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl
         hovered = false;
     }
 
+    // Tooltip
     if (!(flags & ImGuiColorEditFlags_NoTooltip) && hovered)
         ColorTooltip(desc_id, &col.x, flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf));
 
diff --git a/imgui.h b/imgui.h
index 3cdec027..3622dfc8 100644
--- a/imgui.h
+++ b/imgui.h
@@ -421,6 +421,7 @@ namespace ImGui
     IMGUI_API void          LogText(const char* fmt, ...) IM_FMTARGS(1);                        // pass text data straight to log (without being displayed)
 
     // Drag and Drop
+    // [BETA API] Missing Demo code. API may evolve.
     IMGUI_API bool          BeginDragDropSource(ImGuiDragDropFlags flags = 0, int mouse_button = 0);                      // Call when the current item is active. If this return true, you can call SetDragDropPayload() + EndDragDropSource()
     IMGUI_API bool          SetDragDropPayload(const char* type, const void* data, size_t data_size, ImGuiCond cond = 0); // Type is a user defined string of maximum 8 characters. Strings starting with '_' are reserved for dear imgui internal types. Data is copied and held by imgui.
     IMGUI_API void          EndDragDropSource();